project
stringclasses
2 values
commit_id
stringlengths
40
40
target
int64
0
1
func
stringlengths
26
142k
idx
int64
0
27.3k
FFmpeg
f56fe04de3cc4cdc6b618dfe7a3506fc2ea79795
0
void ff_mqc_init_contexts(MqcState *mqc) { int i; memset(mqc->cx_states, 0, sizeof(mqc->cx_states)); mqc->cx_states[MQC_CX_UNI] = 2 * 46; mqc->cx_states[MQC_CX_RL] = 2 * 3; mqc->cx_states[0] = 2 * 4; for (i = 0; i < 47; i++) { ff_mqc_qe[2 * i] = ff_mqc_qe[2 * i + 1] = cx_states[i].qe; ff_mqc_nlps[2 * i] = 2 * cx_states[i].nlps + cx_states[i].sw; ff_mqc_nlps[2 * i + 1] = 2 * cx_states[i].nlps + 1 - cx_states[i].sw; ff_mqc_nmps[2 * i] = 2 * cx_states[i].nmps; ff_mqc_nmps[2 * i + 1] = 2 * cx_states[i].nmps + 1; } }
19,124
qemu
bb5fc20f7c1c65e95030da3629dd0d7a0cce38cd
0
int monitor_read_bdrv_key(BlockDriverState *bs) { char password[256]; int i; if (!bdrv_is_encrypted(bs)) return 0; term_printf("%s (%s) is encrypted.\n", bdrv_get_device_name(bs), bdrv_get_encrypted_filename(bs)); for(i = 0; i < 3; i++) { monitor_readline("Password: ", 1, password, sizeof(password)); if (bdrv_set_key(bs, password) == 0) return 0; term_printf("invalid password\n"); } return -EPERM; }
19,125
qemu
4534ff5426afeeae5238ba10a696cafa9a0168ee
0
int bdrv_check(BlockDriverState *bs, BdrvCheckResult *res) { if (bs->drv->bdrv_check == NULL) { return -ENOTSUP; } memset(res, 0, sizeof(*res)); return bs->drv->bdrv_check(bs, res); }
19,127
qemu
eda470e41a753070e057380a9a71e2ad7347f667
0
static void vscsi_transfer_data(SCSIRequest *sreq, uint32_t len) { VSCSIState *s = VIO_SPAPR_VSCSI_DEVICE(sreq->bus->qbus.parent); vscsi_req *req = sreq->hba_private; uint8_t *buf; int rc = 0; DPRINTF("VSCSI: SCSI xfer complete tag=0x%x len=0x%x, req=%p\n", sreq->tag, len, req); if (req == NULL) { fprintf(stderr, "VSCSI: Can't find request for tag 0x%x\n", sreq->tag); return; } if (len) { buf = scsi_req_get_buf(sreq); rc = vscsi_srp_transfer_data(s, req, req->writing, buf, len); } if (rc < 0) { fprintf(stderr, "VSCSI: RDMA error rc=%d!\n", rc); vscsi_makeup_sense(s, req, HARDWARE_ERROR, 0, 0); scsi_req_abort(req->sreq, CHECK_CONDITION); return; } /* Start next chunk */ req->data_len -= rc; scsi_req_continue(sreq); }
19,131
qemu
a7812ae412311d7d47f8aa85656faadac9d64b56
0
static inline void cris_alu_m_alloc_temps(TCGv *t) { t[0] = tcg_temp_new(TCG_TYPE_TL); t[1] = tcg_temp_new(TCG_TYPE_TL); }
19,132
qemu
2662a059aa2affddfbe42e78b11c802cf30a970f
0
static void gen_spr_40x (CPUPPCState *env) { /* Cache */ /* XXX : not implemented */ spr_register(env, SPR_40x_DCCR, "DCCR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); /* XXX : not implemented */ spr_register(env, SPR_40x_DCWR, "DCWR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); /* XXX : not implemented */ spr_register(env, SPR_40x_ICCR, "ICCR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); /* XXX : not implemented */ spr_register(env, SPR_BOOKE_ICBDR, "ICBDR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, SPR_NOACCESS, 0x00000000); /* Bus access control */ spr_register(env, SPR_40x_SGR, "SGR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0xFFFFFFFF); spr_register(env, SPR_40x_ZPR, "ZPR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); /* MMU */ spr_register(env, SPR_40x_PID, "PID", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); /* Exception */ spr_register(env, SPR_40x_DEAR, "DEAR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); spr_register(env, SPR_40x_ESR, "ESR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); spr_register(env, SPR_40x_EVPR, "EVPR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); spr_register(env, SPR_40x_SRR2, "SRR2", &spr_read_generic, &spr_write_generic, &spr_read_generic, &spr_write_generic, 0x00000000); spr_register(env, SPR_40x_SRR3, "SRR3", &spr_read_generic, &spr_write_generic, &spr_read_generic, &spr_write_generic, 0x00000000); /* Timers */ spr_register(env, SPR_40x_PIT, "PIT", SPR_NOACCESS, SPR_NOACCESS, &spr_read_40x_pit, &spr_write_40x_pit, 0x00000000); spr_register(env, SPR_40x_TCR, "TCR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_booke_tcr, 0x00000000); spr_register(env, SPR_40x_TSR, "TSR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_booke_tsr, 0x00000000); /* Debug interface */ /* XXX : not implemented */ spr_register(env, SPR_40x_DAC1, "DAC1", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); spr_register(env, SPR_40x_DAC2, "DAC2", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); /* XXX : not implemented */ spr_register(env, SPR_40x_DBCR0, "DBCR0", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_40x_dbcr0, 0x00000000); /* XXX : not implemented */ spr_register(env, SPR_40x_DBSR, "DBSR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_clear, /* Last reset was system reset */ 0x00000300); /* XXX : not implemented */ spr_register(env, SPR_40x_IAC1, "IAC1", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); spr_register(env, SPR_40x_IAC2, "IAC2", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); }
19,134
FFmpeg
9873ae0d444a0566dc65a68ac7663a2b994b79b3
0
static av_always_inline void filter_mb_dir(H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, unsigned int linesize, unsigned int uvlinesize, int mb_xy, int mb_type, int mvy_limit, int first_vertical_edge_done, int dir) { MpegEncContext * const s = &h->s; int edge; const int mbm_xy = dir == 0 ? mb_xy -1 : h->top_mb_xy; const int mbm_type = dir == 0 ? h->left_type[0] : h->top_type; // how often to recheck mv-based bS when iterating between edges static const uint8_t mask_edge_tab[2][8]={{0,3,3,3,1,1,1,1}, {0,3,1,1,3,3,3,3}}; const int mask_edge = mask_edge_tab[dir][(mb_type>>3)&7]; const int edges = mask_edge== 3 && !(h->cbp&15) ? 1 : 4; // how often to recheck mv-based bS when iterating along each edge const int mask_par0 = mb_type & (MB_TYPE_16x16 | (MB_TYPE_8x16 >> dir)); if(mbm_type && !first_vertical_edge_done){ if (FRAME_MBAFF && (dir == 1) && ((mb_y&1) == 0) && IS_INTERLACED(mbm_type&~mb_type) ) { // This is a special case in the norm where the filtering must // be done twice (one each of the field) even if we are in a // frame macroblock. // unsigned int tmp_linesize = 2 * linesize; unsigned int tmp_uvlinesize = 2 * uvlinesize; int mbn_xy = mb_xy - 2 * s->mb_stride; int j; for(j=0; j<2; j++, mbn_xy += s->mb_stride){ DECLARE_ALIGNED_8(int16_t, bS)[4]; int qp; if( IS_INTRA(mb_type|s->current_picture.mb_type[mbn_xy]) ) { *(uint64_t*)bS= 0x0003000300030003ULL; } else { const uint8_t *mbn_nnz = h->non_zero_count[mbn_xy] + 4+3*8; //FIXME 8x8dct? int i; for( i = 0; i < 4; i++ ) { bS[i] = 1 + !!(h->non_zero_count_cache[scan8[0]+i] | mbn_nnz[i]); } } // Do not use s->qscale as luma quantizer because it has not the same // value in IPCM macroblocks. qp = ( s->current_picture.qscale_table[mb_xy] + s->current_picture.qscale_table[mbn_xy] + 1 ) >> 1; tprintf(s->avctx, "filter mb:%d/%d dir:%d edge:%d, QPy:%d ls:%d uvls:%d", mb_x, mb_y, dir, edge, qp, tmp_linesize, tmp_uvlinesize); { int i; for (i = 0; i < 4; i++) tprintf(s->avctx, " bS[%d]:%d", i, bS[i]); tprintf(s->avctx, "\n"); } filter_mb_edgeh( &img_y[j*linesize], tmp_linesize, bS, qp, h ); filter_mb_edgech( &img_cb[j*uvlinesize], tmp_uvlinesize, bS, ( h->chroma_qp[0] + get_chroma_qp( h, 0, s->current_picture.qscale_table[mbn_xy] ) + 1 ) >> 1, h); filter_mb_edgech( &img_cr[j*uvlinesize], tmp_uvlinesize, bS, ( h->chroma_qp[1] + get_chroma_qp( h, 1, s->current_picture.qscale_table[mbn_xy] ) + 1 ) >> 1, h); } }else{ DECLARE_ALIGNED_8(int16_t, bS)[4]; int qp; if( IS_INTRA(mb_type|mbm_type)) { *(uint64_t*)bS= 0x0003000300030003ULL; if ( (!IS_INTERLACED(mb_type|mbm_type)) || ((FRAME_MBAFF || (s->picture_structure != PICT_FRAME)) && (dir == 0)) ) *(uint64_t*)bS= 0x0004000400040004ULL; } else { int i, l; int mv_done; if( dir && FRAME_MBAFF && IS_INTERLACED(mb_type ^ mbm_type)) { *(uint64_t*)bS= 0x0001000100010001ULL; mv_done = 1; } else if( mask_par0 && ((mbm_type & (MB_TYPE_16x16 | (MB_TYPE_8x16 >> dir)))) ) { int b_idx= 8 + 4; int bn_idx= b_idx - (dir ? 8:1); bS[0] = bS[1] = bS[2] = bS[3] = check_mv(h, 8 + 4, bn_idx, mvy_limit); mv_done = 1; } else mv_done = 0; for( i = 0; i < 4; i++ ) { int x = dir == 0 ? 0 : i; int y = dir == 0 ? i : 0; int b_idx= 8 + 4 + x + 8*y; int bn_idx= b_idx - (dir ? 8:1); if( h->non_zero_count_cache[b_idx] | h->non_zero_count_cache[bn_idx] ) { bS[i] = 2; } else if(!mv_done) { bS[i] = check_mv(h, b_idx, bn_idx, mvy_limit); } } } /* Filter edge */ // Do not use s->qscale as luma quantizer because it has not the same // value in IPCM macroblocks. if(bS[0]+bS[1]+bS[2]+bS[3]){ qp = ( s->current_picture.qscale_table[mb_xy] + s->current_picture.qscale_table[mbm_xy] + 1 ) >> 1; //tprintf(s->avctx, "filter mb:%d/%d dir:%d edge:%d, QPy:%d, QPc:%d, QPcn:%d\n", mb_x, mb_y, dir, edge, qp, h->chroma_qp[0], s->current_picture.qscale_table[mbn_xy]); tprintf(s->avctx, "filter mb:%d/%d dir:%d edge:%d, QPy:%d ls:%d uvls:%d", mb_x, mb_y, dir, edge, qp, linesize, uvlinesize); //{ int i; for (i = 0; i < 4; i++) tprintf(s->avctx, " bS[%d]:%d", i, bS[i]); tprintf(s->avctx, "\n"); } if( dir == 0 ) { filter_mb_edgev( &img_y[0], linesize, bS, qp, h ); { int qp= ( h->chroma_qp[0] + get_chroma_qp( h, 0, s->current_picture.qscale_table[mbm_xy] ) + 1 ) >> 1; filter_mb_edgecv( &img_cb[0], uvlinesize, bS, qp, h); if(h->pps.chroma_qp_diff) qp= ( h->chroma_qp[1] + get_chroma_qp( h, 1, s->current_picture.qscale_table[mbm_xy] ) + 1 ) >> 1; filter_mb_edgecv( &img_cr[0], uvlinesize, bS, qp, h); } } else { filter_mb_edgeh( &img_y[0], linesize, bS, qp, h ); { int qp= ( h->chroma_qp[0] + get_chroma_qp( h, 0, s->current_picture.qscale_table[mbm_xy] ) + 1 ) >> 1; filter_mb_edgech( &img_cb[0], uvlinesize, bS, qp, h); if(h->pps.chroma_qp_diff) qp= ( h->chroma_qp[1] + get_chroma_qp( h, 1, s->current_picture.qscale_table[mbm_xy] ) + 1 ) >> 1; filter_mb_edgech( &img_cr[0], uvlinesize, bS, qp, h); } } } } } /* Calculate bS */ for( edge = 1; edge < edges; edge++ ) { DECLARE_ALIGNED_8(int16_t, bS)[4]; int qp; if( IS_8x8DCT(mb_type & (edge<<24)) ) // (edge&1) && IS_8x8DCT(mb_type) continue; if( IS_INTRA(mb_type)) { *(uint64_t*)bS= 0x0003000300030003ULL; } else { int i, l; int mv_done; if( edge & mask_edge ) { *(uint64_t*)bS= 0; mv_done = 1; } else if( mask_par0 ) { int b_idx= 8 + 4 + edge * (dir ? 8:1); int bn_idx= b_idx - (dir ? 8:1); bS[0] = bS[1] = bS[2] = bS[3] = check_mv(h, b_idx, bn_idx, mvy_limit); mv_done = 1; } else mv_done = 0; for( i = 0; i < 4; i++ ) { int x = dir == 0 ? edge : i; int y = dir == 0 ? i : edge; int b_idx= 8 + 4 + x + 8*y; int bn_idx= b_idx - (dir ? 8:1); if( h->non_zero_count_cache[b_idx] | h->non_zero_count_cache[bn_idx] ) { bS[i] = 2; } else if(!mv_done) { bS[i] = check_mv(h, b_idx, bn_idx, mvy_limit); } } if(bS[0]+bS[1]+bS[2]+bS[3] == 0) continue; } /* Filter edge */ // Do not use s->qscale as luma quantizer because it has not the same // value in IPCM macroblocks. qp = s->current_picture.qscale_table[mb_xy]; //tprintf(s->avctx, "filter mb:%d/%d dir:%d edge:%d, QPy:%d, QPc:%d, QPcn:%d\n", mb_x, mb_y, dir, edge, qp, h->chroma_qp[0], s->current_picture.qscale_table[mbn_xy]); tprintf(s->avctx, "filter mb:%d/%d dir:%d edge:%d, QPy:%d ls:%d uvls:%d", mb_x, mb_y, dir, edge, qp, linesize, uvlinesize); //{ int i; for (i = 0; i < 4; i++) tprintf(s->avctx, " bS[%d]:%d", i, bS[i]); tprintf(s->avctx, "\n"); } if( dir == 0 ) { filter_mb_edgev( &img_y[4*edge], linesize, bS, qp, h ); if( (edge&1) == 0 ) { filter_mb_edgecv( &img_cb[2*edge], uvlinesize, bS, h->chroma_qp[0], h); filter_mb_edgecv( &img_cr[2*edge], uvlinesize, bS, h->chroma_qp[1], h); } } else { filter_mb_edgeh( &img_y[4*edge*linesize], linesize, bS, qp, h ); if( (edge&1) == 0 ) { filter_mb_edgech( &img_cb[2*edge*uvlinesize], uvlinesize, bS, h->chroma_qp[0], h); filter_mb_edgech( &img_cr[2*edge*uvlinesize], uvlinesize, bS, h->chroma_qp[1], h); } } } }
19,135
qemu
bd269ebc82fbaa5fe7ce5bc7c1770ac8acecd884
0
static void char_socket_finalize(Object *obj) { Chardev *chr = CHARDEV(obj); SocketChardev *s = SOCKET_CHARDEV(obj); tcp_chr_free_connection(chr); if (s->reconnect_timer) { g_source_remove(s->reconnect_timer); s->reconnect_timer = 0; } qapi_free_SocketAddressLegacy(s->addr); if (s->listen_tag) { g_source_remove(s->listen_tag); s->listen_tag = 0; } if (s->listen_ioc) { object_unref(OBJECT(s->listen_ioc)); } if (s->tls_creds) { object_unref(OBJECT(s->tls_creds)); } qemu_chr_be_event(chr, CHR_EVENT_CLOSED); }
19,136
qemu
72cf2d4f0e181d0d3a3122e04129c58a95da713e
0
int kvm_sw_breakpoints_active(CPUState *env) { return !TAILQ_EMPTY(&env->kvm_state->kvm_sw_breakpoints); }
19,138
qemu
181133404f520fab40a3ad40d935d91cf3cf546c
0
static int usbredir_handle_status(USBRedirDevice *dev, int status, int actual_len) { switch (status) { case usb_redir_success: return actual_len; case usb_redir_stall: return USB_RET_STALL; case usb_redir_cancelled: WARNING("returning cancelled packet to HC?\n"); return USB_RET_NAK; case usb_redir_inval: WARNING("got invalid param error from usb-host?\n"); return USB_RET_NAK; case usb_redir_babble: return USB_RET_BABBLE; case usb_redir_ioerror: case usb_redir_timeout: default: return USB_RET_IOERROR; } }
19,139
qemu
560e63965232e37d1916a447125cf91c18a96930
0
void ich9_pm_init(PCIDevice *lpc_pci, ICH9LPCPMRegs *pm, qemu_irq sci_irq, qemu_irq cmos_s3) { memory_region_init(&pm->io, "ich9-pm", ICH9_PMIO_SIZE); memory_region_set_enabled(&pm->io, false); memory_region_add_subregion(pci_address_space_io(lpc_pci), 0, &pm->io); acpi_pm_tmr_init(&pm->acpi_regs, ich9_pm_update_sci_fn, &pm->io); acpi_pm1_evt_init(&pm->acpi_regs, ich9_pm_update_sci_fn, &pm->io); acpi_pm1_cnt_init(&pm->acpi_regs, &pm->io); acpi_gpe_init(&pm->acpi_regs, ICH9_PMIO_GPE0_LEN); memory_region_init_io(&pm->io_gpe, &ich9_gpe_ops, pm, "apci-gpe0", ICH9_PMIO_GPE0_LEN); memory_region_add_subregion(&pm->io, ICH9_PMIO_GPE0_STS, &pm->io_gpe); memory_region_init_io(&pm->io_smi, &ich9_smi_ops, pm, "apci-smi", 8); memory_region_add_subregion(&pm->io, ICH9_PMIO_SMI_EN, &pm->io_smi); pm->irq = sci_irq; qemu_register_reset(pm_reset, pm); pm->powerdown_notifier.notify = pm_powerdown_req; qemu_register_powerdown_notifier(&pm->powerdown_notifier); }
19,140
qemu
e2779de053b64f023de382fd87b3596613d47d1e
0
static int xen_pt_exp_rom_bar_reg_write(XenPCIPassthroughState *s, XenPTReg *cfg_entry, uint32_t *val, uint32_t dev_value, uint32_t valid_mask) { XenPTRegInfo *reg = cfg_entry->reg; XenPTRegion *base = NULL; PCIDevice *d = (PCIDevice *)&s->dev; uint32_t writable_mask = 0; uint32_t throughable_mask = get_throughable_mask(s, reg, valid_mask); pcibus_t r_size = 0; uint32_t bar_ro_mask = 0; r_size = d->io_regions[PCI_ROM_SLOT].size; base = &s->bases[PCI_ROM_SLOT]; /* align memory type resource size */ r_size = xen_pt_get_emul_size(base->bar_flag, r_size); /* set emulate mask and read-only mask */ bar_ro_mask = (reg->ro_mask | (r_size - 1)) & ~PCI_ROM_ADDRESS_ENABLE; /* modify emulate register */ writable_mask = ~bar_ro_mask & valid_mask; cfg_entry->data = XEN_PT_MERGE_VALUE(*val, cfg_entry->data, writable_mask); /* create value for writing to I/O device register */ *val = XEN_PT_MERGE_VALUE(*val, dev_value, throughable_mask); return 0; }
19,141
qemu
e42349cbd6afd1f6838e719184e3d07190c02de7
0
static int tcg_match_xori(TCGType type, tcg_target_long val) { if ((s390_facilities & FACILITY_EXT_IMM) == 0) { return 0; } if (type == TCG_TYPE_I32) { /* All 32-bit XORs can be performed with 1 48-bit insn. */ return 1; } /* Look for negative values. These are best to load with LGHI. */ if (val < 0 && val == (int32_t)val) { return 0; } return 1; }
19,143
qemu
306a06e5f766acaf26b71397a5692c65b65a61c7
0
static int block_crypto_open_generic(QCryptoBlockFormat format, QemuOptsList *opts_spec, BlockDriverState *bs, QDict *options, int flags, Error **errp) { BlockCrypto *crypto = bs->opaque; QemuOpts *opts = NULL; Error *local_err = NULL; int ret = -EINVAL; QCryptoBlockOpenOptions *open_opts = NULL; unsigned int cflags = 0; bs->file = bdrv_open_child(NULL, options, "file", bs, &child_file, false, errp); if (!bs->file) { return -EINVAL; } opts = qemu_opts_create(opts_spec, NULL, 0, &error_abort); qemu_opts_absorb_qdict(opts, options, &local_err); if (local_err) { error_propagate(errp, local_err); goto cleanup; } open_opts = block_crypto_open_opts_init(format, opts, errp); if (!open_opts) { goto cleanup; } if (flags & BDRV_O_NO_IO) { cflags |= QCRYPTO_BLOCK_OPEN_NO_IO; } crypto->block = qcrypto_block_open(open_opts, block_crypto_read_func, bs, cflags, errp); if (!crypto->block) { ret = -EIO; goto cleanup; } bs->encrypted = true; bs->valid_key = true; ret = 0; cleanup: qapi_free_QCryptoBlockOpenOptions(open_opts); return ret; }
19,144
qemu
e7b9bc3e89152f14f426fa4d150d2a6ca02583c1
0
static int dec_21154_initfn(PCIDevice *dev) { int rc; rc = pci_bridge_initfn(dev); if (rc < 0) { return rc; } pci_config_set_vendor_id(dev->config, PCI_VENDOR_ID_DEC); pci_config_set_device_id(dev->config, PCI_DEVICE_ID_DEC_21154); return 0; }
19,145
FFmpeg
dcb2fb79b731d64eb3c268b9413b75f506861138
0
matroska_ebmlnum_uint (uint8_t *data, uint32_t size, uint64_t *num) { int len_mask = 0x80, read = 1, n = 1, num_ffs = 0; uint64_t total; if (size <= 0) return AVERROR_INVALIDDATA; total = data[0]; while (read <= 8 && !(total & len_mask)) { read++; len_mask >>= 1; } if (read > 8) return AVERROR_INVALIDDATA; if ((total &= (len_mask - 1)) == len_mask - 1) num_ffs++; if (size < read) return AVERROR_INVALIDDATA; while (n < read) { if (data[n] == 0xff) num_ffs++; total = (total << 8) | data[n]; n++; } if (!total) return AVERROR_INVALIDDATA; if (read == num_ffs) *num = (uint64_t)-1; else *num = total; return read; }
19,146
FFmpeg
202a6697ba54293235ce2d7bd5724f4f461e417f
0
static PayloadContext *vorbis_new_extradata(void) { return av_mallocz(sizeof(PayloadContext)); }
19,147
FFmpeg
b3c6e89d4871d4f6afada96d8695e0ef08c6f02b
1
static int plot_spectrum_column(AVFilterLink *inlink, AVFrame *insamples) { AVFilterContext *ctx = inlink->dst; AVFilterLink *outlink = ctx->outputs[0]; ShowSpectrumContext *s = ctx->priv; AVFrame *outpicref = s->outpicref; int ret, plane, x, y, z = s->orientation == VERTICAL ? s->h : s->w; /* fill a new spectrum column */ /* initialize buffer for combining to black */ clear_combine_buffer(s, z); ctx->internal->execute(ctx, plot_channel, NULL, NULL, s->nb_display_channels); for (y = 0; y < z * 3; y++) { s->combine_buffer[y] += s->color_buffer[0][y]; for (x = 1; x < s->nb_display_channels; x++) { s->combine_buffer[y] += s->color_buffer[x][y]; } } av_frame_make_writable(s->outpicref); /* copy to output */ if (s->orientation == VERTICAL) { if (s->sliding == SCROLL) { for (plane = 0; plane < 3; plane++) { for (y = 0; y < s->h; y++) { uint8_t *p = outpicref->data[plane] + y * outpicref->linesize[plane]; memmove(p, p + 1, s->w - 1); } } s->xpos = s->w - 1; } else if (s->sliding == RSCROLL) { for (plane = 0; plane < 3; plane++) { for (y = 0; y < s->h; y++) { uint8_t *p = outpicref->data[plane] + y * outpicref->linesize[plane]; memmove(p + 1, p, s->w - 1); } } s->xpos = 0; } for (plane = 0; plane < 3; plane++) { uint8_t *p = outpicref->data[plane] + s->start_x + (outlink->h - 1 - s->start_y) * outpicref->linesize[plane] + s->xpos; for (y = 0; y < s->h; y++) { *p = lrintf(av_clipf(s->combine_buffer[3 * y + plane], 0, 255)); p -= outpicref->linesize[plane]; } } } else { if (s->sliding == SCROLL) { for (plane = 0; plane < 3; plane++) { for (y = 1; y < s->h; y++) { memmove(outpicref->data[plane] + (y-1) * outpicref->linesize[plane], outpicref->data[plane] + (y ) * outpicref->linesize[plane], s->w); } } s->xpos = s->h - 1; } else if (s->sliding == RSCROLL) { for (plane = 0; plane < 3; plane++) { for (y = s->h - 1; y >= 1; y--) { memmove(outpicref->data[plane] + (y ) * outpicref->linesize[plane], outpicref->data[plane] + (y-1) * outpicref->linesize[plane], s->w); } } s->xpos = 0; } for (plane = 0; plane < 3; plane++) { uint8_t *p = outpicref->data[plane] + s->start_x + (s->xpos + s->start_y) * outpicref->linesize[plane]; for (x = 0; x < s->w; x++) { *p = lrintf(av_clipf(s->combine_buffer[3 * x + plane], 0, 255)); p++; } } } if (s->sliding != FULLFRAME || s->xpos == 0) outpicref->pts = insamples->pts; s->xpos++; if (s->orientation == VERTICAL && s->xpos >= s->w) s->xpos = 0; if (s->orientation == HORIZONTAL && s->xpos >= s->h) s->xpos = 0; if (!s->single_pic && (s->sliding != FULLFRAME || s->xpos == 0)) { ret = ff_filter_frame(outlink, av_frame_clone(s->outpicref)); if (ret < 0) return ret; } return s->win_size; }
19,148
qemu
02a2ad217b0de16cc6c4f36fe325907cdbe7766b
1
init_disasm (struct disassemble_info *info) { const struct s390_opcode *opcode; const struct s390_opcode *opcode_end; memset (opc_index, 0, sizeof (opc_index)); opcode_end = s390_opcodes + s390_num_opcodes; for (opcode = s390_opcodes; opcode < opcode_end; opcode++) { opc_index[(int) opcode->opcode[0]] = opcode - s390_opcodes; while ((opcode < opcode_end) && (opcode[1].opcode[0] == opcode->opcode[0])) opcode++; } #ifdef QEMU_DISABLE switch (info->mach) { case bfd_mach_s390_31: current_arch_mask = 1 << S390_OPCODE_ESA; break; case bfd_mach_s390_64: current_arch_mask = 1 << S390_OPCODE_ZARCH; break; default: abort (); } #endif /* QEMU_DISABLE */ init_flag = 1; }
19,149
FFmpeg
82eac2f3216534c065c5023e5599720bd17bed26
1
int attribute_align_arg avcodec_open(AVCodecContext *avctx, AVCodec *codec) { int ret= -1; /* If there is a user-supplied mutex locking routine, call it. */ if (ff_lockmgr_cb) { if ((*ff_lockmgr_cb)(&codec_mutex, AV_LOCK_OBTAIN)) return -1; } entangled_thread_counter++; if(entangled_thread_counter != 1){ av_log(avctx, AV_LOG_ERROR, "insufficient thread locking around avcodec_open/close()\n"); goto end; } if(avctx->codec || !codec) goto end; if (codec->priv_data_size > 0) { avctx->priv_data = av_mallocz(codec->priv_data_size); if (!avctx->priv_data) { ret = AVERROR(ENOMEM); goto end; } } else { avctx->priv_data = NULL; } if(avctx->coded_width && avctx->coded_height) avcodec_set_dimensions(avctx, avctx->coded_width, avctx->coded_height); else if(avctx->width && avctx->height) avcodec_set_dimensions(avctx, avctx->width, avctx->height); #define SANE_NB_CHANNELS 128U if (((avctx->coded_width || avctx->coded_height) && av_image_check_size(avctx->coded_width, avctx->coded_height, 0, avctx)) || avctx->channels > SANE_NB_CHANNELS) { ret = AVERROR(EINVAL); goto free_and_end; } avctx->codec = codec; if ((avctx->codec_type == AVMEDIA_TYPE_UNKNOWN || avctx->codec_type == codec->type) && avctx->codec_id == CODEC_ID_NONE) { avctx->codec_type = codec->type; avctx->codec_id = codec->id; } if(avctx->codec_id != codec->id || avctx->codec_type != codec->type){ av_log(avctx, AV_LOG_ERROR, "codec type or id mismatches\n"); goto free_and_end; } avctx->frame_number = 0; if (avctx->codec->max_lowres < avctx->lowres) { av_log(avctx, AV_LOG_ERROR, "The maximum value for lowres supported by the decoder is %d\n", avctx->codec->max_lowres); goto free_and_end; } if(avctx->codec->init){ ret = avctx->codec->init(avctx); if (ret < 0) { goto free_and_end; } } ret=0; end: entangled_thread_counter--; /* Release any user-supplied mutex. */ if (ff_lockmgr_cb) { (*ff_lockmgr_cb)(&codec_mutex, AV_LOCK_RELEASE); } return ret; free_and_end: av_freep(&avctx->priv_data); avctx->codec= NULL; goto end; }
19,150
FFmpeg
7f526efd17973ec6d2204f7a47b6923e2be31363
1
static inline void RENAME(rgb15to24)(const uint8_t *src, uint8_t *dst, unsigned src_size) { const uint16_t *end; #ifdef HAVE_MMX const uint16_t *mm_end; #endif uint8_t *d = (uint8_t *)dst; const uint16_t *s = (uint16_t *)src; end = s + src_size/2; #ifdef HAVE_MMX __asm __volatile(PREFETCH" %0"::"m"(*s):"memory"); mm_end = end - 7; while(s < mm_end) { __asm __volatile( PREFETCH" 32%1\n\t" "movq %1, %%mm0\n\t" "movq %1, %%mm1\n\t" "movq %1, %%mm2\n\t" "pand %2, %%mm0\n\t" "pand %3, %%mm1\n\t" "pand %4, %%mm2\n\t" "psllq $3, %%mm0\n\t" "psrlq $2, %%mm1\n\t" "psrlq $7, %%mm2\n\t" "movq %%mm0, %%mm3\n\t" "movq %%mm1, %%mm4\n\t" "movq %%mm2, %%mm5\n\t" "punpcklwd %5, %%mm0\n\t" "punpcklwd %5, %%mm1\n\t" "punpcklwd %5, %%mm2\n\t" "punpckhwd %5, %%mm3\n\t" "punpckhwd %5, %%mm4\n\t" "punpckhwd %5, %%mm5\n\t" "psllq $8, %%mm1\n\t" "psllq $16, %%mm2\n\t" "por %%mm1, %%mm0\n\t" "por %%mm2, %%mm0\n\t" "psllq $8, %%mm4\n\t" "psllq $16, %%mm5\n\t" "por %%mm4, %%mm3\n\t" "por %%mm5, %%mm3\n\t" "movq %%mm0, %%mm6\n\t" "movq %%mm3, %%mm7\n\t" "movq 8%1, %%mm0\n\t" "movq 8%1, %%mm1\n\t" "movq 8%1, %%mm2\n\t" "pand %2, %%mm0\n\t" "pand %3, %%mm1\n\t" "pand %4, %%mm2\n\t" "psllq $3, %%mm0\n\t" "psrlq $2, %%mm1\n\t" "psrlq $7, %%mm2\n\t" "movq %%mm0, %%mm3\n\t" "movq %%mm1, %%mm4\n\t" "movq %%mm2, %%mm5\n\t" "punpcklwd %5, %%mm0\n\t" "punpcklwd %5, %%mm1\n\t" "punpcklwd %5, %%mm2\n\t" "punpckhwd %5, %%mm3\n\t" "punpckhwd %5, %%mm4\n\t" "punpckhwd %5, %%mm5\n\t" "psllq $8, %%mm1\n\t" "psllq $16, %%mm2\n\t" "por %%mm1, %%mm0\n\t" "por %%mm2, %%mm0\n\t" "psllq $8, %%mm4\n\t" "psllq $16, %%mm5\n\t" "por %%mm4, %%mm3\n\t" "por %%mm5, %%mm3\n\t" :"=m"(*d) :"m"(*s),"m"(mask15b),"m"(mask15g),"m"(mask15r), "m"(mmx_null) :"memory"); /* Borrowed 32 to 24 */ __asm __volatile( "movq %%mm0, %%mm4\n\t" "movq %%mm3, %%mm5\n\t" "movq %%mm6, %%mm0\n\t" "movq %%mm7, %%mm1\n\t" "movq %%mm4, %%mm6\n\t" "movq %%mm5, %%mm7\n\t" "movq %%mm0, %%mm2\n\t" "movq %%mm1, %%mm3\n\t" "psrlq $8, %%mm2\n\t" "psrlq $8, %%mm3\n\t" "psrlq $8, %%mm6\n\t" "psrlq $8, %%mm7\n\t" "pand %2, %%mm0\n\t" "pand %2, %%mm1\n\t" "pand %2, %%mm4\n\t" "pand %2, %%mm5\n\t" "pand %3, %%mm2\n\t" "pand %3, %%mm3\n\t" "pand %3, %%mm6\n\t" "pand %3, %%mm7\n\t" "por %%mm2, %%mm0\n\t" "por %%mm3, %%mm1\n\t" "por %%mm6, %%mm4\n\t" "por %%mm7, %%mm5\n\t" "movq %%mm1, %%mm2\n\t" "movq %%mm4, %%mm3\n\t" "psllq $48, %%mm2\n\t" "psllq $32, %%mm3\n\t" "pand %4, %%mm2\n\t" "pand %5, %%mm3\n\t" "por %%mm2, %%mm0\n\t" "psrlq $16, %%mm1\n\t" "psrlq $32, %%mm4\n\t" "psllq $16, %%mm5\n\t" "por %%mm3, %%mm1\n\t" "pand %6, %%mm5\n\t" "por %%mm5, %%mm4\n\t" MOVNTQ" %%mm0, %0\n\t" MOVNTQ" %%mm1, 8%0\n\t" MOVNTQ" %%mm4, 16%0" :"=m"(*d) :"m"(*s),"m"(mask24l),"m"(mask24h),"m"(mask24hh),"m"(mask24hhh),"m"(mask24hhhh) :"memory"); d += 24; s += 8; } __asm __volatile(SFENCE:::"memory"); __asm __volatile(EMMS:::"memory"); #endif while(s < end) { register uint16_t bgr; bgr = *s++; *d++ = (bgr&0x1F)<<3; *d++ = (bgr&0x3E0)>>2; *d++ = (bgr&0x7C00)>>7; } }
19,151
qemu
d451008e0fdf7fb817c791397e7999d5f3687e58
1
static void vfio_rtl8168_window_quirk_write(void *opaque, hwaddr addr, uint64_t data, unsigned size) { VFIOQuirk *quirk = opaque; VFIOPCIDevice *vdev = quirk->vdev; switch (addr) { case 4: /* address */ if ((data & 0x7fff0000) == 0x10000) { if (data & 0x80000000U && vdev->pdev.cap_present & QEMU_PCI_CAP_MSIX) { trace_vfio_rtl8168_window_quirk_write_table( memory_region_name(&quirk->mem), vdev->vbasedev.name); memory_region_dispatch_write(&vdev->pdev.msix_table_mmio, (hwaddr)(data & 0xfff), (uint64_t)quirk->data.address_mask, size, MEMTXATTRS_UNSPECIFIED); } quirk->data.flags = 1; quirk->data.address_match = data; return; } quirk->data.flags = 0; break; case 0: /* data */ quirk->data.address_mask = data; break; } trace_vfio_rtl8168_window_quirk_write_direct( memory_region_name(&quirk->mem), vdev->vbasedev.name); vfio_region_write(&vdev->bars[quirk->data.bar].region, addr + 0x70, data, size); }
19,152
qemu
0e79668e1ffcfabb259bea6c2a2bae00a6b27252
1
void connection_destroy(void *opaque) { Connection *conn = opaque; g_queue_foreach(&conn->primary_list, packet_destroy, NULL); g_queue_free(&conn->primary_list); g_queue_foreach(&conn->secondary_list, packet_destroy, NULL); g_queue_free(&conn->secondary_list); g_slice_free(Connection, conn); }
19,153
qemu
6ab3fc32ea640026726bc5f9f4db622d0954fb8a
1
static void exynos4210_uart_write(void *opaque, hwaddr offset, uint64_t val, unsigned size) { Exynos4210UartState *s = (Exynos4210UartState *)opaque; uint8_t ch; PRINT_DEBUG_EXTEND("UART%d: <0x%04x> %s <- 0x%08llx\n", s->channel, offset, exynos4210_uart_regname(offset), (long long unsigned int)val); switch (offset) { case ULCON: case UBRDIV: case UFRACVAL: s->reg[I_(offset)] = val; exynos4210_uart_update_parameters(s); break; case UFCON: s->reg[I_(UFCON)] = val; if (val & UFCON_Rx_FIFO_RESET) { fifo_reset(&s->rx); s->reg[I_(UFCON)] &= ~UFCON_Rx_FIFO_RESET; PRINT_DEBUG("UART%d: Rx FIFO Reset\n", s->channel); } if (val & UFCON_Tx_FIFO_RESET) { fifo_reset(&s->tx); s->reg[I_(UFCON)] &= ~UFCON_Tx_FIFO_RESET; PRINT_DEBUG("UART%d: Tx FIFO Reset\n", s->channel); } break; case UTXH: if (s->chr) { s->reg[I_(UTRSTAT)] &= ~(UTRSTAT_TRANSMITTER_EMPTY | UTRSTAT_Tx_BUFFER_EMPTY); ch = (uint8_t)val; qemu_chr_fe_write(s->chr, &ch, 1); #if DEBUG_Tx_DATA fprintf(stderr, "%c", ch); #endif s->reg[I_(UTRSTAT)] |= UTRSTAT_TRANSMITTER_EMPTY | UTRSTAT_Tx_BUFFER_EMPTY; s->reg[I_(UINTSP)] |= UINTSP_TXD; exynos4210_uart_update_irq(s); } break; case UINTP: s->reg[I_(UINTP)] &= ~val; s->reg[I_(UINTSP)] &= ~val; PRINT_DEBUG("UART%d: UINTP [%04x] have been cleared: %08x\n", s->channel, offset, s->reg[I_(UINTP)]); exynos4210_uart_update_irq(s); break; case UTRSTAT: case UERSTAT: case UFSTAT: case UMSTAT: case URXH: PRINT_DEBUG("UART%d: Trying to write into RO register: %s [%04x]\n", s->channel, exynos4210_uart_regname(offset), offset); break; case UINTSP: s->reg[I_(UINTSP)] &= ~val; break; case UINTM: s->reg[I_(UINTM)] = val; exynos4210_uart_update_irq(s); break; case UCON: case UMCON: default: s->reg[I_(offset)] = val; break; } }
19,154
qemu
f3c7d0389fe8a2792fd4c1cf151b885de03c8f62
1
static void spitz_i2c_setup(PXA2xxState *cpu) { /* Attach the CPU on one end of our I2C bus. */ I2CBus *bus = pxa2xx_i2c_bus(cpu->i2c[0]); DeviceState *wm; /* Attach a WM8750 to the bus */ wm = i2c_create_slave(bus, "wm8750", 0); spitz_wm8750_addr(wm, 0, 0); qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_WM, qemu_allocate_irqs(spitz_wm8750_addr, wm, 1)[0]); /* .. and to the sound interface. */ cpu->i2s->opaque = wm; cpu->i2s->codec_out = wm8750_dac_dat; cpu->i2s->codec_in = wm8750_adc_dat; wm8750_data_req_set(wm, cpu->i2s->data_req, cpu->i2s); }
19,155
qemu
a32354e206895400d17c3de9a8df1de96d3df289
1
static void m5206_mbar_writel(void *opaque, target_phys_addr_t offset, uint32_t value) { m5206_mbar_state *s = (m5206_mbar_state *)opaque; int width; offset &= 0x3ff; if (offset > 0x200) { hw_error("Bad MBAR write offset 0x%x", (int)offset); } width = m5206_mbar_width[offset >> 2]; if (width < 4) { m5206_mbar_writew(opaque, offset, value >> 16); m5206_mbar_writew(opaque, offset + 2, value & 0xffff); return; } m5206_mbar_write(s, offset, value, 4); }
19,157
FFmpeg
d23727e0420b9f77f0d4cb28b43819b402f702e5
1
static int adx_decode(ADXContext *c, int16_t *out, int offset, const uint8_t *in, int ch) { ADXChannelState *prev = &c->prev[ch]; GetBitContext gb; int scale = AV_RB16(in); int i; int s0, s1, s2, d; /* check if this is an EOF packet */ if (scale & 0x8000) return -1; init_get_bits(&gb, in + 2, (BLOCK_SIZE - 2) * 8); out += offset; s1 = prev->s1; s2 = prev->s2; for (i = 0; i < BLOCK_SAMPLES; i++) { d = get_sbits(&gb, 4); s0 = ((d << COEFF_BITS) * scale + c->coeff[0] * s1 + c->coeff[1] * s2) >> COEFF_BITS; s2 = s1; s1 = av_clip_int16(s0); *out++ = s1; } prev->s1 = s1; prev->s2 = s2; return 0; }
19,158
FFmpeg
41afac7f7a67c634c86b1d17fc930e9183d4aaa0
1
static int ff_asf_get_packet(AVFormatContext *s, AVIOContext *pb) { ASFContext *asf = s->priv_data; uint32_t packet_length, padsize; int rsize = 8; int c, d, e, off; // if we do not know packet size, allow skipping up to 32 kB off= 32768; if (s->packet_size > 0) off= (avio_tell(pb) - s->data_offset) % s->packet_size + 3; c=d=e=-1; while(off-- > 0){ c=d; d=e; e= avio_r8(pb); if(c == 0x82 && !d && !e) break; if (c != 0x82) { /** * This code allows handling of -EAGAIN at packet boundaries (i.e. * if the packet sync code above triggers -EAGAIN). This does not * imply complete -EAGAIN handling support at random positions in * the stream. */ if (pb->error == AVERROR(EAGAIN)) return AVERROR(EAGAIN); if (!pb->eof_reached) av_log(s, AV_LOG_ERROR, "ff asf bad header %x at:%"PRId64"\n", c, avio_tell(pb)); if ((c & 0x8f) == 0x82) { if (d || e) { if (!pb->eof_reached) av_log(s, AV_LOG_ERROR, "ff asf bad non zero\n"); c= avio_r8(pb); d= avio_r8(pb); rsize+=3; }else{ avio_seek(pb, -1, SEEK_CUR); //FIXME asf->packet_flags = c; asf->packet_property = d; DO_2BITS(asf->packet_flags >> 5, packet_length, s->packet_size); DO_2BITS(asf->packet_flags >> 1, padsize, 0); // sequence ignored DO_2BITS(asf->packet_flags >> 3, padsize, 0); // padding length //the following checks prevent overflows and infinite loops if(!packet_length || packet_length >= (1U<<29)){ av_log(s, AV_LOG_ERROR, "invalid packet_length %d at:%"PRId64"\n", packet_length, avio_tell(pb)); if(padsize >= packet_length){ av_log(s, AV_LOG_ERROR, "invalid padsize %d at:%"PRId64"\n", padsize, avio_tell(pb)); asf->packet_timestamp = avio_rl32(pb); avio_rl16(pb); /* duration */ // rsize has at least 11 bytes which have to be present if (asf->packet_flags & 0x01) { asf->packet_segsizetype = avio_r8(pb); rsize++; asf->packet_segments = asf->packet_segsizetype & 0x3f; } else { asf->packet_segments = 1; asf->packet_segsizetype = 0x80; asf->packet_size_left = packet_length - padsize - rsize; if (packet_length < asf->hdr.min_pktsize) padsize += asf->hdr.min_pktsize - packet_length; asf->packet_padsize = padsize; av_dlog(s, "packet: size=%d padsize=%d left=%d\n", s->packet_size, asf->packet_padsize, asf->packet_size_left); return 0;
19,159
qemu
61007b316cd71ee7333ff7a0a749a8949527575f
0
static bool bdrv_start_throttled_reqs(BlockDriverState *bs) { bool drained = false; bool enabled = bs->io_limits_enabled; int i; bs->io_limits_enabled = false; for (i = 0; i < 2; i++) { while (qemu_co_enter_next(&bs->throttled_reqs[i])) { drained = true; } } bs->io_limits_enabled = enabled; return drained; }
19,161
qemu
d1fdf257d52822695f5ace6c586e059aa17d4b79
0
static int nbd_co_send_request(BlockDriverState *bs, NBDRequest *request, QEMUIOVector *qiov) { NBDClientSession *s = nbd_get_client_session(bs); int rc, ret, i; qemu_co_mutex_lock(&s->send_mutex); while (s->in_flight == MAX_NBD_REQUESTS) { qemu_co_queue_wait(&s->free_sema, &s->send_mutex); } s->in_flight++; for (i = 0; i < MAX_NBD_REQUESTS; i++) { if (s->recv_coroutine[i] == NULL) { s->recv_coroutine[i] = qemu_coroutine_self(); break; } } g_assert(qemu_in_coroutine()); assert(i < MAX_NBD_REQUESTS); request->handle = INDEX_TO_HANDLE(s, i); if (!s->ioc) { qemu_co_mutex_unlock(&s->send_mutex); return -EPIPE; } if (qiov) { qio_channel_set_cork(s->ioc, true); rc = nbd_send_request(s->ioc, request); if (rc >= 0) { ret = nbd_wr_syncv(s->ioc, qiov->iov, qiov->niov, request->len, false, NULL); if (ret != request->len) { rc = -EIO; } } qio_channel_set_cork(s->ioc, false); } else { rc = nbd_send_request(s->ioc, request); } qemu_co_mutex_unlock(&s->send_mutex); return rc; }
19,162
qemu
1466cef32dd5e7ef3c6477e96d85d92302ad02e3
0
PCIBus *i440fx_init(PCII440FXState **pi440fx_state, int *piix3_devfn, ISABus **isa_bus, qemu_irq *pic, MemoryRegion *address_space_mem, MemoryRegion *address_space_io, ram_addr_t ram_size, hwaddr pci_hole_start, hwaddr pci_hole_size, ram_addr_t above_4g_mem_size, MemoryRegion *pci_address_space, MemoryRegion *ram_memory) { DeviceState *dev; PCIBus *b; PCIDevice *d; PCIHostState *s; PIIX3State *piix3; PCII440FXState *f; unsigned i; I440FXState *i440fx; dev = qdev_create(NULL, TYPE_I440FX_PCI_HOST_BRIDGE); s = PCI_HOST_BRIDGE(dev); b = pci_bus_new(dev, NULL, pci_address_space, address_space_io, 0, TYPE_PCI_BUS); s->bus = b; object_property_add_child(qdev_get_machine(), "i440fx", OBJECT(dev), NULL); qdev_init_nofail(dev); d = pci_create_simple(b, 0, TYPE_I440FX_PCI_DEVICE); *pi440fx_state = I440FX_PCI_DEVICE(d); f = *pi440fx_state; f->system_memory = address_space_mem; f->pci_address_space = pci_address_space; f->ram_memory = ram_memory; i440fx = I440FX_PCI_HOST_BRIDGE(dev); /* Set PCI window size the way seabios has always done it. */ /* Power of 2 so bios can cover it with a single MTRR */ if (ram_size <= 0x80000000) { i440fx->pci_info.w32.begin = 0x80000000; } else if (ram_size <= 0xc0000000) { i440fx->pci_info.w32.begin = 0xc0000000; } else { i440fx->pci_info.w32.begin = 0xe0000000; } memory_region_init_alias(&f->pci_hole, OBJECT(d), "pci-hole", f->pci_address_space, pci_hole_start, pci_hole_size); memory_region_add_subregion(f->system_memory, pci_hole_start, &f->pci_hole); pc_init_pci64_hole(&i440fx->pci_info, 0x100000000ULL + above_4g_mem_size, i440fx->pci_hole64_size); memory_region_init_alias(&f->pci_hole_64bit, OBJECT(d), "pci-hole64", f->pci_address_space, i440fx->pci_info.w64.begin, i440fx->pci_hole64_size); if (i440fx->pci_hole64_size) { memory_region_add_subregion(f->system_memory, i440fx->pci_info.w64.begin, &f->pci_hole_64bit); } memory_region_init_alias(&f->smram_region, OBJECT(d), "smram-region", f->pci_address_space, 0xa0000, 0x20000); memory_region_add_subregion_overlap(f->system_memory, 0xa0000, &f->smram_region, 1); memory_region_set_enabled(&f->smram_region, false); init_pam(dev, f->ram_memory, f->system_memory, f->pci_address_space, &f->pam_regions[0], PAM_BIOS_BASE, PAM_BIOS_SIZE); for (i = 0; i < 12; ++i) { init_pam(dev, f->ram_memory, f->system_memory, f->pci_address_space, &f->pam_regions[i+1], PAM_EXPAN_BASE + i * PAM_EXPAN_SIZE, PAM_EXPAN_SIZE); } /* Xen supports additional interrupt routes from the PCI devices to * the IOAPIC: the four pins of each PCI device on the bus are also * connected to the IOAPIC directly. * These additional routes can be discovered through ACPI. */ if (xen_enabled()) { piix3 = DO_UPCAST(PIIX3State, dev, pci_create_simple_multifunction(b, -1, true, "PIIX3-xen")); pci_bus_irqs(b, xen_piix3_set_irq, xen_pci_slot_get_pirq, piix3, XEN_PIIX_NUM_PIRQS); } else { piix3 = DO_UPCAST(PIIX3State, dev, pci_create_simple_multifunction(b, -1, true, "PIIX3")); pci_bus_irqs(b, piix3_set_irq, pci_slot_get_pirq, piix3, PIIX_NUM_PIRQS); pci_bus_set_route_irq_fn(b, piix3_route_intx_pin_to_irq); } piix3->pic = pic; *isa_bus = ISA_BUS(qdev_get_child_bus(DEVICE(piix3), "isa.0")); *piix3_devfn = piix3->dev.devfn; ram_size = ram_size / 8 / 1024 / 1024; if (ram_size > 255) { ram_size = 255; } d->config[0x57] = ram_size; i440fx_update_memory_mappings(f); return b; }
19,163
qemu
91cda45b69e45a089f9989979a65db3f710c9925
0
static int ppc_hash32_pte_update_flags(struct mmu_ctx_hash32 *ctx, target_ulong *pte1p, int ret, int rw) { int store = 0; /* Update page flags */ if (!(*pte1p & HPTE32_R_R)) { /* Update accessed flag */ *pte1p |= HPTE32_R_R; store = 1; } if (!(*pte1p & HPTE32_R_C)) { if (rw == 1 && ret == 0) { /* Update changed flag */ *pte1p |= HPTE32_R_C; store = 1; } else { /* Force page fault for first write access */ ctx->prot &= ~PAGE_WRITE; } } return store; }
19,164
qemu
4be746345f13e99e468c60acbd3a355e8183e3ce
0
static bool cmd_set_features(IDEState *s, uint8_t cmd) { uint16_t *identify_data; if (!s->bs) { ide_abort_command(s); return true; } /* XXX: valid for CDROM ? */ switch (s->feature) { case 0x02: /* write cache enable */ bdrv_set_enable_write_cache(s->bs, true); identify_data = (uint16_t *)s->identify_data; put_le16(identify_data + 85, (1 << 14) | (1 << 5) | 1); return true; case 0x82: /* write cache disable */ bdrv_set_enable_write_cache(s->bs, false); identify_data = (uint16_t *)s->identify_data; put_le16(identify_data + 85, (1 << 14) | 1); ide_flush_cache(s); return false; case 0xcc: /* reverting to power-on defaults enable */ case 0x66: /* reverting to power-on defaults disable */ case 0xaa: /* read look-ahead enable */ case 0x55: /* read look-ahead disable */ case 0x05: /* set advanced power management mode */ case 0x85: /* disable advanced power management mode */ case 0x69: /* NOP */ case 0x67: /* NOP */ case 0x96: /* NOP */ case 0x9a: /* NOP */ case 0x42: /* enable Automatic Acoustic Mode */ case 0xc2: /* disable Automatic Acoustic Mode */ return true; case 0x03: /* set transfer mode */ { uint8_t val = s->nsector & 0x07; identify_data = (uint16_t *)s->identify_data; switch (s->nsector >> 3) { case 0x00: /* pio default */ case 0x01: /* pio mode */ put_le16(identify_data + 62, 0x07); put_le16(identify_data + 63, 0x07); put_le16(identify_data + 88, 0x3f); break; case 0x02: /* sigle word dma mode*/ put_le16(identify_data + 62, 0x07 | (1 << (val + 8))); put_le16(identify_data + 63, 0x07); put_le16(identify_data + 88, 0x3f); break; case 0x04: /* mdma mode */ put_le16(identify_data + 62, 0x07); put_le16(identify_data + 63, 0x07 | (1 << (val + 8))); put_le16(identify_data + 88, 0x3f); break; case 0x08: /* udma mode */ put_le16(identify_data + 62, 0x07); put_le16(identify_data + 63, 0x07); put_le16(identify_data + 88, 0x3f | (1 << (val + 8))); break; default: goto abort_cmd; } return true; } } abort_cmd: ide_abort_command(s); return true; }
19,166
qemu
fb7b5c0df6e3c501973ce4d57eb2b1d4344a519d
0
static void scsi_unrealize(SCSIDevice *dev, Error **errp) { SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, dev); scsi_device_purge_requests(&s->qdev, SENSE_CODE(NO_SENSE)); blockdev_mark_auto_del(s->qdev.conf.blk); }
19,167
qemu
fd728f2f949273563f799640b863b4b94dc4c6da
0
uint32 float64_to_uint32_round_to_zero( float64 a STATUS_PARAM ) { int64_t v; uint32 res; v = float64_to_int64_round_to_zero(a STATUS_VAR); if (v < 0) { res = 0; float_raise( float_flag_invalid STATUS_VAR); } else if (v > 0xffffffff) { res = 0xffffffff; float_raise( float_flag_invalid STATUS_VAR); } else { res = v; } return res; }
19,168
FFmpeg
b1306823d0b3ae998c8e10ad832004eb13bdd93e
0
static int mkv_write_tag(AVFormatContext *s, AVDictionary *m, unsigned int elementid, unsigned int uid, ebml_master *tags) { MatroskaMuxContext *mkv = s->priv_data; ebml_master tag, targets; AVDictionaryEntry *t = NULL; int ret; if (!tags->pos) { ret = mkv_add_seekhead_entry(mkv->main_seekhead, MATROSKA_ID_TAGS, avio_tell(s->pb)); if (ret < 0) return ret; *tags = start_ebml_master(s->pb, MATROSKA_ID_TAGS, 0); } tag = start_ebml_master(s->pb, MATROSKA_ID_TAG, 0); targets = start_ebml_master(s->pb, MATROSKA_ID_TAGTARGETS, 0); if (elementid) put_ebml_uint(s->pb, elementid, uid); end_ebml_master(s->pb, targets); while ((t = av_dict_get(m, "", t, AV_DICT_IGNORE_SUFFIX))) if (av_strcasecmp(t->key, "title") && av_strcasecmp(t->key, "encoding_tool")) mkv_write_simpletag(s->pb, t); end_ebml_master(s->pb, tag); return 0; }
19,169
FFmpeg
71953ebcf94fe4ef316cdad1f276089205dd1d65
0
static int decode_audio_specific_config(AACContext *ac, AVCodecContext *avctx, MPEG4AudioConfig *m4ac, const uint8_t *data, int bit_size, int sync_extension) { GetBitContext gb; int i, ret; av_dlog(avctx, "extradata size %d\n", avctx->extradata_size); for (i = 0; i < avctx->extradata_size; i++) av_dlog(avctx, "%02x ", avctx->extradata[i]); av_dlog(avctx, "\n"); init_get_bits(&gb, data, bit_size); if ((i = avpriv_mpeg4audio_get_config(m4ac, data, bit_size, sync_extension)) < 0) return AVERROR_INVALIDDATA; if (m4ac->sampling_index > 12) { av_log(avctx, AV_LOG_ERROR, "invalid sampling rate index %d\n", m4ac->sampling_index); return AVERROR_INVALIDDATA; } skip_bits_long(&gb, i); switch (m4ac->object_type) { case AOT_AAC_MAIN: case AOT_AAC_LC: case AOT_AAC_LTP: if ((ret = decode_ga_specific_config(ac, avctx, &gb, m4ac, m4ac->chan_config)) < 0) return ret; break; default: av_log(avctx, AV_LOG_ERROR, "Audio object type %s%d is not supported.\n", m4ac->sbr == 1 ? "SBR+" : "", m4ac->object_type); return AVERROR(ENOSYS); } av_dlog(avctx, "AOT %d chan config %d sampling index %d (%d) SBR %d PS %d\n", m4ac->object_type, m4ac->chan_config, m4ac->sampling_index, m4ac->sample_rate, m4ac->sbr, m4ac->ps); return get_bits_count(&gb); }
19,170
FFmpeg
ede0a5f9734cca077992a88b1da3e1596f252f94
0
static int rv34_set_deblock_coef(RV34DecContext *r) { MpegEncContext *s = &r->s; int mvmask = 0, i, j; int midx = s->mb_x * 2 + s->mb_y * 2 * s->b8_stride; int16_t (*motion_val)[2] = s->current_picture_ptr->motion_val[0][midx]; if(s->pict_type == FF_I_TYPE) return 0; for(j = 0; j < 16; j += 8){ for(i = 0; i < 2; i++){ if(is_mv_diff_gt_3(motion_val + i, 1)) mvmask |= 0x11 << (j + i*2); if(is_mv_diff_gt_3(motion_val + i, s->b8_stride)) mvmask |= 0x03 << (j + i*2); } motion_val += s->b8_stride; } return mvmask; }
19,171
qemu
91cda45b69e45a089f9989979a65db3f710c9925
0
static int ppc_hash32_get_bat(CPUPPCState *env, struct mmu_ctx_hash32 *ctx, target_ulong virtual, int rw, int type) { target_ulong *BATlt, *BATut, *BATu, *BATl; target_ulong BEPIl, BEPIu, bl; int i, valid, prot; int ret = -1; LOG_BATS("%s: %cBAT v " TARGET_FMT_lx "\n", __func__, type == ACCESS_CODE ? 'I' : 'D', virtual); switch (type) { case ACCESS_CODE: BATlt = env->IBAT[1]; BATut = env->IBAT[0]; break; default: BATlt = env->DBAT[1]; BATut = env->DBAT[0]; break; } for (i = 0; i < env->nb_BATs; i++) { BATu = &BATut[i]; BATl = &BATlt[i]; BEPIu = *BATu & BATU32_BEPIU; BEPIl = *BATu & BATU32_BEPIL; if (unlikely(env->mmu_model == POWERPC_MMU_601)) { hash32_bat_601_size_prot(env, &bl, &valid, &prot, BATu, BATl); } else { hash32_bat_size_prot(env, &bl, &valid, &prot, BATu, BATl); } LOG_BATS("%s: %cBAT%d v " TARGET_FMT_lx " BATu " TARGET_FMT_lx " BATl " TARGET_FMT_lx "\n", __func__, type == ACCESS_CODE ? 'I' : 'D', i, virtual, *BATu, *BATl); if ((virtual & BATU32_BEPIU) == BEPIu && ((virtual & BATU32_BEPIL) & ~bl) == BEPIl) { /* BAT matches */ if (valid != 0) { /* Get physical address */ ctx->raddr = (*BATl & BATL32_BRPNU) | ((virtual & BATU32_BEPIL & bl) | (*BATl & BATL32_BRPNL)) | (virtual & 0x0001F000); /* Compute access rights */ ctx->prot = prot; ret = ppc_hash32_check_prot(ctx->prot, rw, type); if (ret == 0) { LOG_BATS("BAT %d match: r " TARGET_FMT_plx " prot=%c%c\n", i, ctx->raddr, ctx->prot & PAGE_READ ? 'R' : '-', ctx->prot & PAGE_WRITE ? 'W' : '-'); } break; } } } if (ret < 0) { #if defined(DEBUG_BATS) if (qemu_log_enabled()) { LOG_BATS("no BAT match for " TARGET_FMT_lx ":\n", virtual); for (i = 0; i < 4; i++) { BATu = &BATut[i]; BATl = &BATlt[i]; BEPIu = *BATu & BATU32_BEPIU; BEPIl = *BATu & BATU32_BEPIL; bl = (*BATu & 0x00001FFC) << 15; LOG_BATS("%s: %cBAT%d v " TARGET_FMT_lx " BATu " TARGET_FMT_lx " BATl " TARGET_FMT_lx "\n\t" TARGET_FMT_lx " " TARGET_FMT_lx " " TARGET_FMT_lx "\n", __func__, type == ACCESS_CODE ? 'I' : 'D', i, virtual, *BATu, *BATl, BEPIu, BEPIl, bl); } } #endif } /* No hit */ return ret; }
19,172
qemu
fbfecf43e9d354cfae04496563f7bb87d2ccde46
0
static uint64_t pl050_read(void *opaque, hwaddr offset, unsigned size) { pl050_state *s = (pl050_state *)opaque; if (offset >= 0xfe0 && offset < 0x1000) return pl050_id[(offset - 0xfe0) >> 2]; switch (offset >> 2) { case 0: /* KMICR */ return s->cr; case 1: /* KMISTAT */ { uint8_t val; uint32_t stat; val = s->last; val = val ^ (val >> 4); val = val ^ (val >> 2); val = (val ^ (val >> 1)) & 1; stat = PL050_TXEMPTY; if (val) stat |= PL050_RXPARITY; if (s->pending) stat |= PL050_RXFULL; return stat; } case 2: /* KMIDATA */ if (s->pending) s->last = ps2_read_data(s->dev); return s->last; case 3: /* KMICLKDIV */ return s->clk; case 4: /* KMIIR */ return s->pending | 2; default: hw_error("pl050_read: Bad offset %x\n", (int)offset); return 0; } }
19,173
qemu
61007b316cd71ee7333ff7a0a749a8949527575f
0
BlockdevOnError bdrv_get_on_error(BlockDriverState *bs, bool is_read) { return is_read ? bs->on_read_error : bs->on_write_error; }
19,174
qemu
98522f63f40adaebc412481e1d2e9170160d4539
0
static int openfile(char *name, int flags, int growable, QDict *opts) { Error *local_err = NULL; if (qemuio_bs) { fprintf(stderr, "file open already, try 'help close'\n"); return 1; } if (growable) { if (bdrv_open(&qemuio_bs, name, NULL, opts, flags | BDRV_O_PROTOCOL, NULL, &local_err)) { fprintf(stderr, "%s: can't open device %s: %s\n", progname, name, error_get_pretty(local_err)); error_free(local_err); return 1; } } else { qemuio_bs = bdrv_new("hda"); if (bdrv_open(&qemuio_bs, name, NULL, opts, flags, NULL, &local_err) < 0) { fprintf(stderr, "%s: can't open device %s: %s\n", progname, name, error_get_pretty(local_err)); error_free(local_err); bdrv_unref(qemuio_bs); qemuio_bs = NULL; return 1; } } return 0; }
19,175
qemu
38931fa8cfb074a08ce65fd1982bd4a5bef9d6fb
0
static int usb_hid_handle_control(USBDevice *dev, USBPacket *p, int request, int value, int index, int length, uint8_t *data) { USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev); HIDState *hs = &us->hid; int ret; ret = usb_desc_handle_control(dev, p, request, value, index, length, data); if (ret >= 0) { return ret; } ret = 0; switch (request) { case DeviceRequest | USB_REQ_GET_INTERFACE: data[0] = 0; ret = 1; break; case DeviceOutRequest | USB_REQ_SET_INTERFACE: ret = 0; break; /* hid specific requests */ case InterfaceRequest | USB_REQ_GET_DESCRIPTOR: switch (value >> 8) { case 0x22: if (hs->kind == HID_MOUSE) { memcpy(data, qemu_mouse_hid_report_descriptor, sizeof(qemu_mouse_hid_report_descriptor)); ret = sizeof(qemu_mouse_hid_report_descriptor); } else if (hs->kind == HID_TABLET) { memcpy(data, qemu_tablet_hid_report_descriptor, sizeof(qemu_tablet_hid_report_descriptor)); ret = sizeof(qemu_tablet_hid_report_descriptor); } else if (hs->kind == HID_KEYBOARD) { memcpy(data, qemu_keyboard_hid_report_descriptor, sizeof(qemu_keyboard_hid_report_descriptor)); ret = sizeof(qemu_keyboard_hid_report_descriptor); } break; default: goto fail; } break; case GET_REPORT: if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) { ret = hid_pointer_poll(hs, data, length); } else if (hs->kind == HID_KEYBOARD) { ret = hid_keyboard_poll(hs, data, length); } us->changed = hs->n > 0; break; case SET_REPORT: if (hs->kind == HID_KEYBOARD) { ret = hid_keyboard_write(hs, data, length); } else { goto fail; } break; case GET_PROTOCOL: if (hs->kind != HID_KEYBOARD && hs->kind != HID_MOUSE) { goto fail; } ret = 1; data[0] = us->protocol; break; case SET_PROTOCOL: if (hs->kind != HID_KEYBOARD && hs->kind != HID_MOUSE) { goto fail; } ret = 0; us->protocol = value; break; case GET_IDLE: ret = 1; data[0] = us->idle; break; case SET_IDLE: us->idle = (uint8_t) (value >> 8); usb_hid_set_next_idle(us, qemu_get_clock_ns(vm_clock)); ret = 0; break; default: fail: ret = USB_RET_STALL; break; } return ret; }
19,176
qemu
8150847061f8d2606101bfff77cc6ec86b081ab0
0
void gic_set_priority(GICState *s, int cpu, int irq, uint8_t val) { if (irq < GIC_INTERNAL) { s->priority1[irq][cpu] = val; } else { s->priority2[(irq) - GIC_INTERNAL] = val; } }
19,178
qemu
7e70cdba9f220bef3f3481c663c066c2b80469aa
0
static void test_self(void) { Coroutine *coroutine; coroutine = qemu_coroutine_create(verify_self); qemu_coroutine_enter(coroutine, coroutine); }
19,179
qemu
e998fa8df828ef68ea540a12917d10b4d335c1dd
0
void object_unparent(Object *obj) { object_ref(obj); if (obj->parent) { object_property_del_child(obj->parent, obj, NULL); } if (obj->class->unparent) { (obj->class->unparent)(obj); } object_unref(obj); }
19,180
FFmpeg
fad9f495c07be2d990620f5000de075ba2cf1cbd
0
static int decode_header(MPADecodeContext *s, UINT32 header) { int sample_rate, frame_size, mpeg25, padding; int sample_rate_index, bitrate_index; if (header & (1<<20)) { s->lsf = (header & (1<<19)) ? 0 : 1; mpeg25 = 0; } else { s->lsf = 1; mpeg25 = 1; } s->layer = 4 - ((header >> 17) & 3); /* extract frequency */ sample_rate_index = (header >> 10) & 3; sample_rate = mpa_freq_tab[sample_rate_index] >> (s->lsf + mpeg25); if (sample_rate == 0) return 1; sample_rate_index += 3 * (s->lsf + mpeg25); s->sample_rate_index = sample_rate_index; s->error_protection = ((header >> 16) & 1) ^ 1; bitrate_index = (header >> 12) & 0xf; padding = (header >> 9) & 1; //extension = (header >> 8) & 1; s->mode = (header >> 6) & 3; s->mode_ext = (header >> 4) & 3; //copyright = (header >> 3) & 1; //original = (header >> 2) & 1; //emphasis = header & 3; if (s->mode == MPA_MONO) s->nb_channels = 1; else s->nb_channels = 2; if (bitrate_index != 0) { frame_size = mpa_bitrate_tab[s->lsf][s->layer - 1][bitrate_index]; s->bit_rate = frame_size * 1000; switch(s->layer) { case 1: frame_size = (frame_size * 12000) / sample_rate; frame_size = (frame_size + padding) * 4; break; case 2: frame_size = (frame_size * 144000) / sample_rate; frame_size += padding; break; default: case 3: frame_size = (frame_size * 144000) / (sample_rate << s->lsf); frame_size += padding; break; } s->frame_size = frame_size; } else { /* if no frame size computed, signal it */ if (!s->free_format_frame_size) return 1; /* free format: compute bitrate and real frame size from the frame size we extracted by reading the bitstream */ s->frame_size = s->free_format_frame_size; switch(s->layer) { case 1: s->frame_size += padding * 4; s->bit_rate = (s->frame_size * sample_rate) / 48000; break; case 2: s->frame_size += padding; s->bit_rate = (s->frame_size * sample_rate) / 144000; break; default: case 3: s->frame_size += padding; s->bit_rate = (s->frame_size * (sample_rate << s->lsf)) / 144000; break; } } s->sample_rate = sample_rate; #ifdef DEBUG printf("layer%d, %d Hz, %d kbits/s, ", s->layer, s->sample_rate, s->bit_rate); if (s->nb_channels == 2) { if (s->layer == 3) { if (s->mode_ext & MODE_EXT_MS_STEREO) printf("ms-"); if (s->mode_ext & MODE_EXT_I_STEREO) printf("i-"); } printf("stereo"); } else { printf("mono"); } printf("\n"); #endif return 0; }
19,182
qemu
2884cf5b934808f547b5268a51be631805c25857
0
static gboolean gd_focus_out_event(GtkWidget *widget, GdkEventCrossing *crossing, gpointer opaque) { VirtualConsole *vc = opaque; GtkDisplayState *s = vc->s; gtk_release_modifiers(s); return TRUE; }
19,183
qemu
ee951a37d8873bff7aa58e23222dfd984111b6cb
0
void isa_init_irq(ISADevice *dev, qemu_irq *p, int isairq) { assert(dev->nirqs < ARRAY_SIZE(dev->isairq)); if (isabus->assigned & (1 << isairq)) { hw_error("isa irq %d already assigned", isairq); } isabus->assigned |= (1 << isairq); dev->isairq[dev->nirqs] = isairq; *p = isabus->irqs[isairq]; dev->nirqs++; }
19,185
qemu
826b6ca0b0c00bf27562a85bc073f800dad1259b
0
void bdrv_swap(BlockDriverState *bs_new, BlockDriverState *bs_old) { BlockDriverState tmp; /* The code needs to swap the node_name but simply swapping node_list won't * work so first remove the nodes from the graph list, do the swap then * insert them back if needed. */ if (bs_new->node_name[0] != '\0') { QTAILQ_REMOVE(&graph_bdrv_states, bs_new, node_list); } if (bs_old->node_name[0] != '\0') { QTAILQ_REMOVE(&graph_bdrv_states, bs_old, node_list); } /* bs_new must be anonymous and shouldn't have anything fancy enabled */ assert(bs_new->device_name[0] == '\0'); assert(QLIST_EMPTY(&bs_new->dirty_bitmaps)); assert(bs_new->job == NULL); assert(bs_new->dev == NULL); assert(bdrv_op_blocker_is_empty(bs_new)); assert(bs_new->io_limits_enabled == false); assert(!throttle_have_timer(&bs_new->throttle_state)); tmp = *bs_new; *bs_new = *bs_old; *bs_old = tmp; /* there are some fields that should not be swapped, move them back */ bdrv_move_feature_fields(&tmp, bs_old); bdrv_move_feature_fields(bs_old, bs_new); bdrv_move_feature_fields(bs_new, &tmp); /* bs_new shouldn't be in bdrv_states even after the swap! */ assert(bs_new->device_name[0] == '\0'); /* Check a few fields that should remain attached to the device */ assert(bs_new->dev == NULL); assert(bs_new->job == NULL); assert(bdrv_op_blocker_is_empty(bs_new)); assert(bs_new->io_limits_enabled == false); assert(!throttle_have_timer(&bs_new->throttle_state)); /* insert the nodes back into the graph node list if needed */ if (bs_new->node_name[0] != '\0') { QTAILQ_INSERT_TAIL(&graph_bdrv_states, bs_new, node_list); } if (bs_old->node_name[0] != '\0') { QTAILQ_INSERT_TAIL(&graph_bdrv_states, bs_old, node_list); } bdrv_rebind(bs_new); bdrv_rebind(bs_old); }
19,186
qemu
74b4c74d5efb0a489bdf0acc5b5d0197167e7649
0
static int sigp_set_architecture(S390CPU *cpu, uint32_t param, uint64_t *status_reg) { CPUState *cur_cs; S390CPU *cur_cpu; bool all_stopped = true; CPU_FOREACH(cur_cs) { cur_cpu = S390_CPU(cur_cs); if (cur_cpu == cpu) { continue; } if (s390_cpu_get_state(cur_cpu) != CPU_STATE_STOPPED) { all_stopped = false; } } *status_reg &= 0xffffffff00000000ULL; /* Reject set arch order, with czam we're always in z/Arch mode. */ *status_reg |= (all_stopped ? SIGP_STAT_INVALID_PARAMETER : SIGP_STAT_INCORRECT_STATE); return SIGP_CC_STATUS_STORED; }
19,187
qemu
de13d2161473d02ae97ec0f8e4503147554892dd
0
int kvm_s390_cpu_restart(S390CPU *cpu) { kvm_s390_interrupt(cpu, KVM_S390_RESTART, 0); s390_add_running_cpu(cpu); qemu_cpu_kick(CPU(cpu)); DPRINTF("DONE: KVM cpu restart: %p\n", &cpu->env); return 0; }
19,188
qemu
f090c9d4ad5812fb92843d6470a1111c15190c4c
0
float64 uint64_to_float64( uint64 a STATUS_PARAM ) { if ( a == 0 ) return 0; return normalizeRoundAndPackFloat64( 0, 0x43C, a STATUS_VAR ); }
19,189
qemu
30b6f3a866ba4cec86b86ddd22cf3fba3f23ea1d
0
void gt64120_reset(void *opaque) { GT64120State *s = opaque; /* CPU Configuration */ #ifdef TARGET_WORDS_BIGENDIAN s->regs[GT_CPU] = 0x00000000; #else s->regs[GT_CPU] = 0x00001000; #endif s->regs[GT_MULTI] = 0x00000000; /* CPU Address decode FIXME: not complete*/ s->regs[GT_PCI0IOLD] = 0x00000080; s->regs[GT_PCI0IOHD] = 0x0000000f; s->regs[GT_PCI0M0LD] = 0x00000090; s->regs[GT_PCI0M0HD] = 0x0000001f; s->regs[GT_PCI0M1LD] = 0x00000790; s->regs[GT_PCI0M1HD] = 0x0000001f; s->regs[GT_PCI1IOLD] = 0x00000100; s->regs[GT_PCI1IOHD] = 0x0000000f; s->regs[GT_PCI1M0LD] = 0x00000110; s->regs[GT_PCI1M0HD] = 0x0000001f; s->regs[GT_PCI1M1LD] = 0x00000120; s->regs[GT_PCI1M1HD] = 0x0000002f; s->regs[GT_PCI0IOREMAP] = 0x00000080; s->regs[GT_PCI0M0REMAP] = 0x00000090; s->regs[GT_PCI0M1REMAP] = 0x00000790; s->regs[GT_PCI1IOREMAP] = 0x00000100; s->regs[GT_PCI1M0REMAP] = 0x00000110; s->regs[GT_PCI1M1REMAP] = 0x00000120; /* CPU Error Report */ s->regs[GT_CPUERR_ADDRLO] = 0x00000000; s->regs[GT_CPUERR_ADDRHI] = 0x00000000; s->regs[GT_CPUERR_DATALO] = 0xffffffff; s->regs[GT_CPUERR_DATAHI] = 0xffffffff; s->regs[GT_CPUERR_PARITY] = 0x000000ff; /* ECC */ s->regs[GT_ECC_ERRDATALO] = 0x00000000; s->regs[GT_ECC_ERRDATAHI] = 0x00000000; s->regs[GT_ECC_MEM] = 0x00000000; s->regs[GT_ECC_CALC] = 0x00000000; s->regs[GT_ECC_ERRADDR] = 0x00000000; /* SDRAM Parameters */ s->regs[GT_SDRAM_B0] = 0x00000005; s->regs[GT_SDRAM_B1] = 0x00000005; s->regs[GT_SDRAM_B2] = 0x00000005; s->regs[GT_SDRAM_B3] = 0x00000005; /* PCI Internal FIXME: not complete*/ #ifdef TARGET_WORDS_BIGENDIAN s->regs[GT_PCI0_CMD] = 0x00000000; s->regs[GT_PCI1_CMD] = 0x00000000; #else s->regs[GT_PCI0_CMD] = 0x00010001; s->regs[GT_PCI1_CMD] = 0x00010001; #endif s->regs[GT_PCI0_IACK] = 0x00000000; s->regs[GT_PCI1_IACK] = 0x00000000; gt64120_pci_mapping(s); }
19,190
qemu
59800ec8e52bcfa271fa61fb0aae19205ef1b7f1
0
uint64_t helper_fctiw(CPUPPCState *env, uint64_t arg) { CPU_DoubleU farg; farg.ll = arg; if (unlikely(float64_is_signaling_nan(farg.d))) { /* sNaN conversion */ farg.ll = fload_invalid_op_excp(env, POWERPC_EXCP_FP_VXSNAN | POWERPC_EXCP_FP_VXCVI); } else if (unlikely(float64_is_quiet_nan(farg.d) || float64_is_infinity(farg.d))) { /* qNan / infinity conversion */ farg.ll = fload_invalid_op_excp(env, POWERPC_EXCP_FP_VXCVI); } else { farg.ll = float64_to_int32(farg.d, &env->fp_status); /* XXX: higher bits are not supposed to be significant. * to make tests easier, return the same as a real PowerPC 750 */ farg.ll |= 0xFFF80000ULL << 32; } return farg.ll; }
19,191
qemu
d0d1cd70d10639273e2a23870e7e7d80b2bc4e21
0
static void vfio_add_ext_cap(VFIOPCIDevice *vdev) { PCIDevice *pdev = &vdev->pdev; uint32_t header; uint16_t cap_id, next, size; uint8_t cap_ver; uint8_t *config; /* Only add extended caps if we have them and the guest can see them */ if (!pci_is_express(pdev) || !pci_bus_is_express(pdev->bus) || !pci_get_long(pdev->config + PCI_CONFIG_SPACE_SIZE)) { return; } /* * pcie_add_capability always inserts the new capability at the tail * of the chain. Therefore to end up with a chain that matches the * physical device, we cache the config space to avoid overwriting * the original config space when we parse the extended capabilities. */ config = g_memdup(pdev->config, vdev->config_size); /* * Extended capabilities are chained with each pointing to the next, so we * can drop anything other than the head of the chain simply by modifying * the previous next pointer. For the head of the chain, we can modify the * capability ID to something that cannot match a valid capability. ID * 0 is reserved for this since absence of capabilities is indicated by * 0 for the ID, version, AND next pointer. However, pcie_add_capability() * uses ID 0 as reserved for list management and will incorrectly match and * assert if we attempt to pre-load the head of the chain with this ID. * Use ID 0xFFFF temporarily since it is also seems to be reserved in * part for identifying absence of capabilities in a root complex register * block. If the ID still exists after adding capabilities, switch back to * zero. We'll mark this entire first dword as emulated for this purpose. */ pci_set_long(pdev->config + PCI_CONFIG_SPACE_SIZE, PCI_EXT_CAP(0xFFFF, 0, 0)); pci_set_long(pdev->wmask + PCI_CONFIG_SPACE_SIZE, 0); pci_set_long(vdev->emulated_config_bits + PCI_CONFIG_SPACE_SIZE, ~0); for (next = PCI_CONFIG_SPACE_SIZE; next; next = PCI_EXT_CAP_NEXT(pci_get_long(config + next))) { header = pci_get_long(config + next); cap_id = PCI_EXT_CAP_ID(header); cap_ver = PCI_EXT_CAP_VER(header); /* * If it becomes important to configure extended capabilities to their * actual size, use this as the default when it's something we don't * recognize. Since QEMU doesn't actually handle many of the config * accesses, exact size doesn't seem worthwhile. */ size = vfio_ext_cap_max_size(config, next); /* Use emulated next pointer to allow dropping extended caps */ pci_long_test_and_set_mask(vdev->emulated_config_bits + next, PCI_EXT_CAP_NEXT_MASK); switch (cap_id) { case PCI_EXT_CAP_ID_SRIOV: /* Read-only VF BARs confuse OVMF */ case PCI_EXT_CAP_ID_ARI: /* XXX Needs next function virtualization */ trace_vfio_add_ext_cap_dropped(vdev->vbasedev.name, cap_id, next); break; default: pcie_add_capability(pdev, cap_id, cap_ver, next, size); } } /* Cleanup chain head ID if necessary */ if (pci_get_word(pdev->config + PCI_CONFIG_SPACE_SIZE) == 0xFFFF) { pci_set_word(pdev->config + PCI_CONFIG_SPACE_SIZE, 0); } g_free(config); return; }
19,192
qemu
b2c98d9d392c87c9b9e975d30f79924719d9cbbe
0
bool tcg_target_deposit_valid(int ofs, int len) { return (facilities & FACILITY_GEN_INST_EXT) != 0; }
19,193
qemu
becf8217deb2afc347d5172d9f30c8a8964b8b27
0
void handle_diag_308(CPUS390XState *env, uint64_t r1, uint64_t r3) { uint64_t addr = env->regs[r1]; uint64_t subcode = env->regs[r3]; IplParameterBlock *iplb; if (env->psw.mask & PSW_MASK_PSTATE) { program_interrupt(env, PGM_PRIVILEGED, ILEN_LATER_INC); return; } if ((subcode & ~0x0ffffULL) || (subcode > 6)) { program_interrupt(env, PGM_SPECIFICATION, ILEN_LATER_INC); return; } switch (subcode) { case 0: modified_clear_reset(s390_env_get_cpu(env)); if (tcg_enabled()) { cpu_loop_exit(CPU(s390_env_get_cpu(env))); } break; case 1: load_normal_reset(s390_env_get_cpu(env)); if (tcg_enabled()) { cpu_loop_exit(CPU(s390_env_get_cpu(env))); } break; case 3: s390_reipl_request(); if (tcg_enabled()) { cpu_loop_exit(CPU(s390_env_get_cpu(env))); } break; case 5: if ((r1 & 1) || (addr & 0x0fffULL)) { program_interrupt(env, PGM_SPECIFICATION, ILEN_LATER_INC); return; } if (!address_space_access_valid(&address_space_memory, addr, sizeof(IplParameterBlock), false)) { program_interrupt(env, PGM_ADDRESSING, ILEN_LATER_INC); return; } iplb = g_malloc0(sizeof(IplParameterBlock)); cpu_physical_memory_read(addr, iplb, sizeof(iplb->len)); if (!iplb_valid_len(iplb)) { env->regs[r1 + 1] = DIAG_308_RC_INVALID; goto out; } cpu_physical_memory_read(addr, iplb, be32_to_cpu(iplb->len)); if (!iplb_valid_ccw(iplb) && !iplb_valid_fcp(iplb)) { env->regs[r1 + 1] = DIAG_308_RC_INVALID; goto out; } s390_ipl_update_diag308(iplb); env->regs[r1 + 1] = DIAG_308_RC_OK; out: g_free(iplb); return; case 6: if ((r1 & 1) || (addr & 0x0fffULL)) { program_interrupt(env, PGM_SPECIFICATION, ILEN_LATER_INC); return; } if (!address_space_access_valid(&address_space_memory, addr, sizeof(IplParameterBlock), true)) { program_interrupt(env, PGM_ADDRESSING, ILEN_LATER_INC); return; } iplb = s390_ipl_get_iplb(); if (iplb) { cpu_physical_memory_write(addr, iplb, be32_to_cpu(iplb->len)); env->regs[r1 + 1] = DIAG_308_RC_OK; } else { env->regs[r1 + 1] = DIAG_308_RC_NO_CONF; } return; default: hw_error("Unhandled diag308 subcode %" PRIx64, subcode); break; } }
19,194
FFmpeg
7e7e59409294af9caa63808e56c5cc824c98b4fc
0
static int avg_bits_per_pixel(int pix_fmt) { int bits; const PixFmtInfo *pf; pf = &pix_fmt_info[pix_fmt]; if (pf->is_packed) { switch(pix_fmt) { case PIX_FMT_RGB24: case PIX_FMT_BGR24: bits = 24; break; case PIX_FMT_RGBA32: bits = 32; break; case PIX_FMT_RGB565: case PIX_FMT_RGB555: bits = 16; break; case PIX_FMT_PAL8: bits = 8; break; default: bits = 32; break; } } else { bits = pf->depth; bits += (2 * pf->depth >> (pf->x_chroma_shift + pf->x_chroma_shift)); } return bits; }
19,195
qemu
b2c98d9d392c87c9b9e975d30f79924719d9cbbe
0
static void tgen_brcond(TCGContext *s, TCGType type, TCGCond c, TCGReg r1, TCGArg c2, int c2const, TCGLabel *l) { int cc; if (facilities & FACILITY_GEN_INST_EXT) { bool is_unsigned = is_unsigned_cond(c); bool in_range; S390Opcode opc; cc = tcg_cond_to_s390_cond[c]; if (!c2const) { opc = (type == TCG_TYPE_I32 ? (is_unsigned ? RIE_CLRJ : RIE_CRJ) : (is_unsigned ? RIE_CLGRJ : RIE_CGRJ)); tgen_compare_branch(s, opc, cc, r1, c2, l); return; } /* COMPARE IMMEDIATE AND BRANCH RELATIVE has an 8-bit immediate field. If the immediate we've been given does not fit that range, we'll fall back to separate compare and branch instructions using the larger comparison range afforded by COMPARE IMMEDIATE. */ if (type == TCG_TYPE_I32) { if (is_unsigned) { opc = RIE_CLIJ; in_range = (uint32_t)c2 == (uint8_t)c2; } else { opc = RIE_CIJ; in_range = (int32_t)c2 == (int8_t)c2; } } else { if (is_unsigned) { opc = RIE_CLGIJ; in_range = (uint64_t)c2 == (uint8_t)c2; } else { opc = RIE_CGIJ; in_range = (int64_t)c2 == (int8_t)c2; } } if (in_range) { tgen_compare_imm_branch(s, opc, cc, r1, c2, l); return; } } cc = tgen_cmp(s, type, c, r1, c2, c2const, false); tgen_branch(s, cc, l); }
19,196
qemu
c3a3a7d356c4df2fe145037172ae52cba5f545a5
0
static int kvm_get_msrs(CPUState *env) { struct { struct kvm_msrs info; struct kvm_msr_entry entries[100]; } msr_data; struct kvm_msr_entry *msrs = msr_data.entries; int ret, i, n; n = 0; msrs[n++].index = MSR_IA32_SYSENTER_CS; msrs[n++].index = MSR_IA32_SYSENTER_ESP; msrs[n++].index = MSR_IA32_SYSENTER_EIP; if (kvm_has_msr_star(env)) { msrs[n++].index = MSR_STAR; } if (kvm_has_msr_hsave_pa(env)) { msrs[n++].index = MSR_VM_HSAVE_PA; } msrs[n++].index = MSR_IA32_TSC; #ifdef TARGET_X86_64 if (lm_capable_kernel) { msrs[n++].index = MSR_CSTAR; msrs[n++].index = MSR_KERNELGSBASE; msrs[n++].index = MSR_FMASK; msrs[n++].index = MSR_LSTAR; } #endif msrs[n++].index = MSR_KVM_SYSTEM_TIME; msrs[n++].index = MSR_KVM_WALL_CLOCK; #ifdef KVM_CAP_ASYNC_PF msrs[n++].index = MSR_KVM_ASYNC_PF_EN; #endif #ifdef KVM_CAP_MCE if (env->mcg_cap) { msrs[n++].index = MSR_MCG_STATUS; msrs[n++].index = MSR_MCG_CTL; for (i = 0; i < (env->mcg_cap & 0xff) * 4; i++) { msrs[n++].index = MSR_MC0_CTL + i; } } #endif msr_data.info.nmsrs = n; ret = kvm_vcpu_ioctl(env, KVM_GET_MSRS, &msr_data); if (ret < 0) { return ret; } for (i = 0; i < ret; i++) { switch (msrs[i].index) { case MSR_IA32_SYSENTER_CS: env->sysenter_cs = msrs[i].data; break; case MSR_IA32_SYSENTER_ESP: env->sysenter_esp = msrs[i].data; break; case MSR_IA32_SYSENTER_EIP: env->sysenter_eip = msrs[i].data; break; case MSR_STAR: env->star = msrs[i].data; break; #ifdef TARGET_X86_64 case MSR_CSTAR: env->cstar = msrs[i].data; break; case MSR_KERNELGSBASE: env->kernelgsbase = msrs[i].data; break; case MSR_FMASK: env->fmask = msrs[i].data; break; case MSR_LSTAR: env->lstar = msrs[i].data; break; #endif case MSR_IA32_TSC: env->tsc = msrs[i].data; break; case MSR_VM_HSAVE_PA: env->vm_hsave = msrs[i].data; break; case MSR_KVM_SYSTEM_TIME: env->system_time_msr = msrs[i].data; break; case MSR_KVM_WALL_CLOCK: env->wall_clock_msr = msrs[i].data; break; #ifdef KVM_CAP_MCE case MSR_MCG_STATUS: env->mcg_status = msrs[i].data; break; case MSR_MCG_CTL: env->mcg_ctl = msrs[i].data; break; #endif default: #ifdef KVM_CAP_MCE if (msrs[i].index >= MSR_MC0_CTL && msrs[i].index < MSR_MC0_CTL + (env->mcg_cap & 0xff) * 4) { env->mce_banks[msrs[i].index - MSR_MC0_CTL] = msrs[i].data; } #endif break; #ifdef KVM_CAP_ASYNC_PF case MSR_KVM_ASYNC_PF_EN: env->async_pf_en_msr = msrs[i].data; break; #endif } } return 0; }
19,197
qemu
baa7666c74e7495c0982afe2a566aabcd4dbe1ac
0
static int protocol_client_msg(VncState *vs, char *data, size_t len) { int i; uint16_t limit; switch (data[0]) { case 0: if (len == 1) return 20; set_pixel_format(vs, read_u8(data, 4), read_u8(data, 5), read_u8(data, 6), read_u8(data, 7), read_u16(data, 8), read_u16(data, 10), read_u16(data, 12), read_u8(data, 14), read_u8(data, 15), read_u8(data, 16)); break; case 2: if (len == 1) return 4; if (len == 4) return 4 + (read_u16(data, 2) * 4); limit = read_u16(data, 2); for (i = 0; i < limit; i++) { int32_t val = read_s32(data, 4 + (i * 4)); memcpy(data + 4 + (i * 4), &val, sizeof(val)); } set_encodings(vs, (int32_t *)(data + 4), limit); break; case 3: if (len == 1) return 10; framebuffer_update_request(vs, read_u8(data, 1), read_u16(data, 2), read_u16(data, 4), read_u16(data, 6), read_u16(data, 8)); break; case 4: if (len == 1) return 8; key_event(vs, read_u8(data, 1), read_u32(data, 4)); break; case 5: if (len == 1) return 6; pointer_event(vs, read_u8(data, 1), read_u16(data, 2), read_u16(data, 4)); break; case 6: if (len == 1) return 8; if (len == 8) return 8 + read_u32(data, 4); client_cut_text(vs, read_u32(data, 4), data + 8); break; default: printf("Msg: %d\n", data[0]); vnc_client_error(vs); break; } vnc_read_when(vs, protocol_client_msg, 1); return 0; }
19,199
qemu
bae8196d9f97916de6323e70e3e374362ee16ec4
0
static void mirror_drain(MirrorBlockJob *s) { while (s->in_flight > 0) { mirror_wait_for_io(s); } }
19,200
qemu
9ef2e93f9b1888c7d0deb4a105149138e6ad2e98
0
static inline void ide_abort_command(IDEState *s) { ide_transfer_stop(s); s->status = READY_STAT | ERR_STAT; s->error = ABRT_ERR; }
19,202
qemu
6e0d8677cb443e7408c0b7a25a93c6596d7fa380
0
static inline void gen_op_addw_ESP_im(int32_t val) { tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[R_ESP])); tcg_gen_addi_tl(cpu_tmp0, cpu_tmp0, val); tcg_gen_st16_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[R_ESP]) + REG_W_OFFSET); }
19,203
qemu
c16547326988cc321c9bff43ed91cbe753e52892
0
static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, QEMUMachineInitArgs *args) { const char *cpu_model = args->cpu_model; unsigned int i; void *iommu, *espdma, *ledma, *nvram; qemu_irq *cpu_irqs[MAX_CPUS], slavio_irq[32], slavio_cpu_irq[MAX_CPUS], espdma_irq, ledma_irq; qemu_irq esp_reset, dma_enable; qemu_irq fdc_tc; qemu_irq *cpu_halt; unsigned long kernel_size; DriveInfo *fd[MAX_FD]; FWCfgState *fw_cfg; unsigned int num_vsimms; /* init CPUs */ if (!cpu_model) cpu_model = hwdef->default_cpu_model; for(i = 0; i < smp_cpus; i++) { cpu_devinit(cpu_model, i, hwdef->slavio_base, &cpu_irqs[i]); } for (i = smp_cpus; i < MAX_CPUS; i++) cpu_irqs[i] = qemu_allocate_irqs(dummy_cpu_set_irq, NULL, MAX_PILS); /* set up devices */ ram_init(0, args->ram_size, hwdef->max_mem); /* models without ECC don't trap when missing ram is accessed */ if (!hwdef->ecc_base) { empty_slot_init(args->ram_size, hwdef->max_mem - args->ram_size); } prom_init(hwdef->slavio_base, bios_name); slavio_intctl = slavio_intctl_init(hwdef->intctl_base, hwdef->intctl_base + 0x10000ULL, cpu_irqs); for (i = 0; i < 32; i++) { slavio_irq[i] = qdev_get_gpio_in(slavio_intctl, i); } for (i = 0; i < MAX_CPUS; i++) { slavio_cpu_irq[i] = qdev_get_gpio_in(slavio_intctl, 32 + i); } if (hwdef->idreg_base) { idreg_init(hwdef->idreg_base); } if (hwdef->afx_base) { afx_init(hwdef->afx_base); } iommu = iommu_init(hwdef->iommu_base, hwdef->iommu_version, slavio_irq[30]); if (hwdef->iommu_pad_base) { /* On the real hardware (SS-5, LX) the MMU is not padded, but aliased. Software shouldn't use aliased addresses, neither should it crash when does. Using empty_slot instead of aliasing can help with debugging such accesses */ empty_slot_init(hwdef->iommu_pad_base,hwdef->iommu_pad_len); } espdma = sparc32_dma_init(hwdef->dma_base, slavio_irq[18], iommu, &espdma_irq, 0); ledma = sparc32_dma_init(hwdef->dma_base + 16ULL, slavio_irq[16], iommu, &ledma_irq, 1); if (graphic_depth != 8 && graphic_depth != 24) { fprintf(stderr, "qemu: Unsupported depth: %d\n", graphic_depth); exit (1); } num_vsimms = 0; if (num_vsimms == 0) { tcx_init(hwdef->tcx_base, 0x00100000, graphic_width, graphic_height, graphic_depth); } for (i = num_vsimms; i < MAX_VSIMMS; i++) { /* vsimm registers probed by OBP */ if (hwdef->vsimm[i].reg_base) { empty_slot_init(hwdef->vsimm[i].reg_base, 0x2000); } } if (hwdef->sx_base) { empty_slot_init(hwdef->sx_base, 0x2000); } lance_init(&nd_table[0], hwdef->le_base, ledma, ledma_irq); nvram = m48t59_init(slavio_irq[0], hwdef->nvram_base, 0, 0x2000, 8); slavio_timer_init_all(hwdef->counter_base, slavio_irq[19], slavio_cpu_irq, smp_cpus); slavio_serial_ms_kbd_init(hwdef->ms_kb_base, slavio_irq[14], display_type == DT_NOGRAPHIC, ESCC_CLOCK, 1); /* Slavio TTYA (base+4, Linux ttyS0) is the first QEMU serial device Slavio TTYB (base+0, Linux ttyS1) is the second QEMU serial device */ escc_init(hwdef->serial_base, slavio_irq[15], slavio_irq[15], serial_hds[0], serial_hds[1], ESCC_CLOCK, 1); cpu_halt = qemu_allocate_irqs(cpu_halt_signal, NULL, 1); if (hwdef->apc_base) { apc_init(hwdef->apc_base, cpu_halt[0]); } if (hwdef->fd_base) { /* there is zero or one floppy drive */ memset(fd, 0, sizeof(fd)); fd[0] = drive_get(IF_FLOPPY, 0, 0); sun4m_fdctrl_init(slavio_irq[22], hwdef->fd_base, fd, &fdc_tc); } else { fdc_tc = *qemu_allocate_irqs(dummy_fdc_tc, NULL, 1); } slavio_misc_init(hwdef->slavio_base, hwdef->aux1_base, hwdef->aux2_base, slavio_irq[30], fdc_tc); if (drive_get_max_bus(IF_SCSI) > 0) { fprintf(stderr, "qemu: too many SCSI bus\n"); exit(1); } esp_init(hwdef->esp_base, 2, espdma_memory_read, espdma_memory_write, espdma, espdma_irq, &esp_reset, &dma_enable); qdev_connect_gpio_out(espdma, 0, esp_reset); qdev_connect_gpio_out(espdma, 1, dma_enable); if (hwdef->cs_base) { sysbus_create_simple("SUNW,CS4231", hwdef->cs_base, slavio_irq[5]); } if (hwdef->dbri_base) { /* ISDN chip with attached CS4215 audio codec */ /* prom space */ empty_slot_init(hwdef->dbri_base+0x1000, 0x30); /* reg space */ empty_slot_init(hwdef->dbri_base+0x10000, 0x100); } if (hwdef->bpp_base) { /* parallel port */ empty_slot_init(hwdef->bpp_base, 0x20); } kernel_size = sun4m_load_kernel(args->kernel_filename, args->initrd_filename, args->ram_size); nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr, args->kernel_cmdline, args->boot_device, args->ram_size, kernel_size, graphic_width, graphic_height, graphic_depth, hwdef->nvram_machine_id, "Sun4m"); if (hwdef->ecc_base) ecc_init(hwdef->ecc_base, slavio_irq[28], hwdef->ecc_version); fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2); fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus); fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1); fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size); fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id); fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth); fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_WIDTH, graphic_width); fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_HEIGHT, graphic_height); fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR); fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size); if (args->kernel_cmdline) { fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR); pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE, args->kernel_cmdline); fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, args->kernel_cmdline); fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, strlen(args->kernel_cmdline) + 1); } else { fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0); fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0); } fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR); fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, 0); // not used fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, args->boot_device[0]); qemu_register_boot_set(fw_cfg_boot_set, fw_cfg); }
19,205
qemu
de9e9d9f17a36ff76c1a02a5348835e5e0a081b0
0
static inline void gen_op_eval_ble(TCGv dst, TCGv_i32 src) { gen_mov_reg_N(cpu_tmp0, src); gen_mov_reg_V(dst, src); tcg_gen_xor_tl(dst, dst, cpu_tmp0); gen_mov_reg_Z(cpu_tmp0, src); tcg_gen_or_tl(dst, dst, cpu_tmp0); }
19,206
qemu
dd321ecfc2e82e6f9578b986060b1aa3f036bd98
0
static void colo_compare_finalize(Object *obj) { CompareState *s = COLO_COMPARE(obj); qemu_chr_fe_deinit(&s->chr_pri_in, false); qemu_chr_fe_deinit(&s->chr_sec_in, false); qemu_chr_fe_deinit(&s->chr_out, false); g_main_loop_quit(s->compare_loop); qemu_thread_join(&s->thread); /* Release all unhandled packets after compare thead exited */ g_queue_foreach(&s->conn_list, colo_flush_packets, s); g_queue_clear(&s->conn_list); g_hash_table_destroy(s->connection_track_table); g_free(s->pri_indev); g_free(s->sec_indev); g_free(s->outdev); }
19,207
qemu
13c7b2da073ec83cb47f9582149c8d28bb038e73
0
static int exec_close(MigrationState *s) { int ret = 0; DPRINTF("exec_close\n"); ret = qemu_fclose(s->opaque); s->opaque = NULL; s->fd = -1; if (ret >= 0 && !(WIFEXITED(ret) && WEXITSTATUS(ret) == 0)) { /* close succeeded, but non-zero exit code: */ ret = -EIO; /* fake errno value */ } return ret; }
19,208
qemu
a8170e5e97ad17ca169c64ba87ae2f53850dab4c
0
static int megasas_handle_abort(MegasasState *s, MegasasCmd *cmd) { uint64_t abort_ctx = le64_to_cpu(cmd->frame->abort.abort_context); target_phys_addr_t abort_addr, addr_hi, addr_lo; MegasasCmd *abort_cmd; addr_hi = le32_to_cpu(cmd->frame->abort.abort_mfi_addr_hi); addr_lo = le32_to_cpu(cmd->frame->abort.abort_mfi_addr_lo); abort_addr = ((uint64_t)addr_hi << 32) | addr_lo; abort_cmd = megasas_lookup_frame(s, abort_addr); if (!abort_cmd) { trace_megasas_abort_no_cmd(cmd->index, abort_ctx); s->event_count++; return MFI_STAT_OK; } if (!megasas_use_queue64(s)) { abort_ctx &= (uint64_t)0xFFFFFFFF; } if (abort_cmd->context != abort_ctx) { trace_megasas_abort_invalid_context(cmd->index, abort_cmd->index, abort_cmd->context); s->event_count++; return MFI_STAT_ABORT_NOT_POSSIBLE; } trace_megasas_abort_frame(cmd->index, abort_cmd->index); megasas_abort_command(abort_cmd); if (!s->event_cmd || abort_cmd != s->event_cmd) { s->event_cmd = NULL; } s->event_count++; return MFI_STAT_OK; }
19,209
qemu
c2b38b277a7882a592f4f2ec955084b2b756daaa
0
static bool aio_epoll_enabled(AioContext *ctx) { /* Fall back to ppoll when external clients are disabled. */ return !aio_external_disabled(ctx) && ctx->epoll_enabled; }
19,210
FFmpeg
54e1b62ee28f1588ca35d26eeb2df1fb59040de3
1
av_cold void ff_h264_decode_init_vlc(void){ static int done = 0; if (!done) { int i; int offset; done = 1; chroma_dc_coeff_token_vlc.table = chroma_dc_coeff_token_vlc_table; chroma_dc_coeff_token_vlc.table_allocated = chroma_dc_coeff_token_vlc_table_size; init_vlc(&chroma_dc_coeff_token_vlc, CHROMA_DC_COEFF_TOKEN_VLC_BITS, 4*5, &chroma_dc_coeff_token_len [0], 1, 1, &chroma_dc_coeff_token_bits[0], 1, 1, INIT_VLC_USE_NEW_STATIC); chroma422_dc_coeff_token_vlc.table = chroma422_dc_coeff_token_vlc_table; chroma422_dc_coeff_token_vlc.table_allocated = chroma422_dc_coeff_token_vlc_table_size; init_vlc(&chroma422_dc_coeff_token_vlc, CHROMA422_DC_COEFF_TOKEN_VLC_BITS, 4*9, &chroma422_dc_coeff_token_len [0], 1, 1, &chroma422_dc_coeff_token_bits[0], 1, 1, INIT_VLC_USE_NEW_STATIC); offset = 0; for(i=0; i<4; i++){ coeff_token_vlc[i].table = coeff_token_vlc_tables+offset; coeff_token_vlc[i].table_allocated = coeff_token_vlc_tables_size[i]; init_vlc(&coeff_token_vlc[i], COEFF_TOKEN_VLC_BITS, 4*17, &coeff_token_len [i][0], 1, 1, &coeff_token_bits[i][0], 1, 1, INIT_VLC_USE_NEW_STATIC); offset += coeff_token_vlc_tables_size[i]; } /* * This is a one time safety check to make sure that * the packed static coeff_token_vlc table sizes * were initialized correctly. */ av_assert0(offset == FF_ARRAY_ELEMS(coeff_token_vlc_tables)); for(i=0; i<3; i++){ chroma_dc_total_zeros_vlc[i].table = chroma_dc_total_zeros_vlc_tables[i]; chroma_dc_total_zeros_vlc[i].table_allocated = chroma_dc_total_zeros_vlc_tables_size; init_vlc(&chroma_dc_total_zeros_vlc[i], CHROMA_DC_TOTAL_ZEROS_VLC_BITS, 4, &chroma_dc_total_zeros_len [i][0], 1, 1, &chroma_dc_total_zeros_bits[i][0], 1, 1, INIT_VLC_USE_NEW_STATIC); } for(i=0; i<7; i++){ chroma422_dc_total_zeros_vlc[i].table = chroma422_dc_total_zeros_vlc_tables[i]; chroma422_dc_total_zeros_vlc[i].table_allocated = chroma422_dc_total_zeros_vlc_tables_size; init_vlc(&chroma422_dc_total_zeros_vlc[i], CHROMA422_DC_TOTAL_ZEROS_VLC_BITS, 8, &chroma422_dc_total_zeros_len [i][0], 1, 1, &chroma422_dc_total_zeros_bits[i][0], 1, 1, INIT_VLC_USE_NEW_STATIC); } for(i=0; i<15; i++){ total_zeros_vlc[i].table = total_zeros_vlc_tables[i]; total_zeros_vlc[i].table_allocated = total_zeros_vlc_tables_size; init_vlc(&total_zeros_vlc[i], TOTAL_ZEROS_VLC_BITS, 16, &total_zeros_len [i][0], 1, 1, &total_zeros_bits[i][0], 1, 1, INIT_VLC_USE_NEW_STATIC); } for(i=0; i<6; i++){ run_vlc[i].table = run_vlc_tables[i]; run_vlc[i].table_allocated = run_vlc_tables_size; init_vlc(&run_vlc[i], RUN_VLC_BITS, 7, &run_len [i][0], 1, 1, &run_bits[i][0], 1, 1, INIT_VLC_USE_NEW_STATIC); } run7_vlc.table = run7_vlc_table, run7_vlc.table_allocated = run7_vlc_table_size; init_vlc(&run7_vlc, RUN7_VLC_BITS, 16, &run_len [6][0], 1, 1, &run_bits[6][0], 1, 1, INIT_VLC_USE_NEW_STATIC); init_cavlc_level_tab(); } }
19,211
FFmpeg
7f526efd17973ec6d2204f7a47b6923e2be31363
1
static inline void RENAME(yuvPlanartouyvy)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst, unsigned int width, unsigned int height, int lumStride, int chromStride, int dstStride, int vertLumPerChroma) { unsigned y; const unsigned chromWidth= width>>1; for(y=0; y<height; y++) { #ifdef HAVE_MMX //FIXME handle 2 lines a once (fewer prefetch, reuse some chrom, but very likely limited by mem anyway) asm volatile( "xor %%"REG_a", %%"REG_a" \n\t" ".balign 16 \n\t" "1: \n\t" PREFETCH" 32(%1, %%"REG_a", 2) \n\t" PREFETCH" 32(%2, %%"REG_a") \n\t" PREFETCH" 32(%3, %%"REG_a") \n\t" "movq (%2, %%"REG_a"), %%mm0 \n\t" // U(0) "movq %%mm0, %%mm2 \n\t" // U(0) "movq (%3, %%"REG_a"), %%mm1 \n\t" // V(0) "punpcklbw %%mm1, %%mm0 \n\t" // UVUV UVUV(0) "punpckhbw %%mm1, %%mm2 \n\t" // UVUV UVUV(8) "movq (%1, %%"REG_a",2), %%mm3 \n\t" // Y(0) "movq 8(%1, %%"REG_a",2), %%mm5 \n\t" // Y(8) "movq %%mm0, %%mm4 \n\t" // Y(0) "movq %%mm2, %%mm6 \n\t" // Y(8) "punpcklbw %%mm3, %%mm0 \n\t" // YUYV YUYV(0) "punpckhbw %%mm3, %%mm4 \n\t" // YUYV YUYV(4) "punpcklbw %%mm5, %%mm2 \n\t" // YUYV YUYV(8) "punpckhbw %%mm5, %%mm6 \n\t" // YUYV YUYV(12) MOVNTQ" %%mm0, (%0, %%"REG_a", 4)\n\t" MOVNTQ" %%mm4, 8(%0, %%"REG_a", 4)\n\t" MOVNTQ" %%mm2, 16(%0, %%"REG_a", 4)\n\t" MOVNTQ" %%mm6, 24(%0, %%"REG_a", 4)\n\t" "add $8, %%"REG_a" \n\t" "cmp %4, %%"REG_a" \n\t" " jb 1b \n\t" ::"r"(dst), "r"(ysrc), "r"(usrc), "r"(vsrc), "g" ((long)chromWidth) : "%"REG_a ); #else //FIXME adapt the alpha asm code from yv12->yuy2 #if __WORDSIZE >= 64 int i; uint64_t *ldst = (uint64_t *) dst; const uint8_t *yc = ysrc, *uc = usrc, *vc = vsrc; for(i = 0; i < chromWidth; i += 2){ uint64_t k, l; k = uc[0] + (yc[0] << 8) + (vc[0] << 16) + (yc[1] << 24); l = uc[1] + (yc[2] << 8) + (vc[1] << 16) + (yc[3] << 24); *ldst++ = k + (l << 32); yc += 4; uc += 2; vc += 2; } #else int i, *idst = (int32_t *) dst; const uint8_t *yc = ysrc, *uc = usrc, *vc = vsrc; for(i = 0; i < chromWidth; i++){ #ifdef WORDS_BIGENDIAN *idst++ = (uc[0] << 24)+ (yc[0] << 16) + (vc[0] << 8) + (yc[1] << 0); #else *idst++ = uc[0] + (yc[0] << 8) + (vc[0] << 16) + (yc[1] << 24); #endif yc += 2; uc++; vc++; } #endif #endif if((y&(vertLumPerChroma-1))==(vertLumPerChroma-1) ) { usrc += chromStride; vsrc += chromStride; } ysrc += lumStride; dst += dstStride; } #ifdef HAVE_MMX asm( EMMS" \n\t" SFENCE" \n\t" :::"memory"); #endif }
19,212
FFmpeg
fb845ffdd335a1efd6dfd43e8adeb530397b348e
1
static inline int get_lowest_part_list_y(H264Context *h, Picture *pic, int n, int height, int y_offset, int list) { int raw_my = h->mv_cache[list][scan8[n]][1]; int filter_height = (raw_my & 3) ? 2 : 0; int full_my = (raw_my >> 2) + y_offset; int top = full_my - filter_height; int bottom = full_my + filter_height + height; return FFMAX(abs(top), bottom); }
19,214
FFmpeg
5a396bb3a66a61a68b80f2369d0249729bf85e04
1
int avpriv_dv_produce_packet(DVDemuxContext *c, AVPacket *pkt, uint8_t* buf, int buf_size) { int size, i; uint8_t *ppcm[4] = {0}; if (buf_size < DV_PROFILE_BYTES || !(c->sys = avpriv_dv_frame_profile(c->sys, buf, buf_size)) || buf_size < c->sys->frame_size) { return -1; /* Broken frame, or not enough data */ } /* Queueing audio packet */ /* FIXME: in case of no audio/bad audio we have to do something */ size = dv_extract_audio_info(c, buf); for (i = 0; i < c->ach; i++) { c->audio_pkt[i].size = size; c->audio_pkt[i].pts = c->abytes * 30000*8 / c->ast[i]->codec->bit_rate; ppcm[i] = c->audio_buf[i]; } dv_extract_audio(buf, ppcm, c->sys); /* We work with 720p frames split in half, thus even frames have * channels 0,1 and odd 2,3. */ if (c->sys->height == 720) { if (buf[1] & 0x0C) { c->audio_pkt[2].size = c->audio_pkt[3].size = 0; } else { c->audio_pkt[0].size = c->audio_pkt[1].size = 0; c->abytes += size; } } else { c->abytes += size; } /* Now it's time to return video packet */ size = dv_extract_video_info(c, buf); av_init_packet(pkt); pkt->data = buf; pkt->size = size; pkt->flags |= AV_PKT_FLAG_KEY; pkt->stream_index = c->vst->id; pkt->pts = c->frames; c->frames++; return size; }
19,215
qemu
e4f4fb1eca795e36f363b4647724221e774523c1
1
static void fw_cfg_io_class_init(ObjectClass *klass, void *data) { DeviceClass *dc = DEVICE_CLASS(klass); dc->realize = fw_cfg_io_realize; dc->props = fw_cfg_io_properties; }
19,217
qemu
a46667ea29218565473e430ceae62e2838f6ce3f
1
static int net_socket_listen_init(VLANState *vlan, const char *model, const char *name, const char *host_str) { NetSocketListenState *s; int fd, val, ret; struct sockaddr_in saddr; if (parse_host_port(&saddr, host_str) < 0) return -1; s = g_malloc0(sizeof(NetSocketListenState)); fd = qemu_socket(PF_INET, SOCK_STREAM, 0); if (fd < 0) { perror("socket"); g_free(s); return -1; } socket_set_nonblock(fd); /* allow fast reuse */ val = 1; setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val)); ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr)); if (ret < 0) { perror("bind"); g_free(s); return -1; } ret = listen(fd, 0); if (ret < 0) { perror("listen"); g_free(s); return -1; } s->vlan = vlan; s->model = g_strdup(model); s->name = name ? g_strdup(name) : NULL; s->fd = fd; qemu_set_fd_handler(fd, net_socket_accept, NULL, s); return 0; }
19,218
qemu
33848ceed79679b5c9e558b768447af2614b8db2
1
static void e1000e_pci_realize(PCIDevice *pci_dev, Error **errp) { static const uint16_t e1000e_pmrb_offset = 0x0C8; static const uint16_t e1000e_pcie_offset = 0x0E0; static const uint16_t e1000e_aer_offset = 0x100; static const uint16_t e1000e_dsn_offset = 0x140; E1000EState *s = E1000E(pci_dev); uint8_t *macaddr; int ret; trace_e1000e_cb_pci_realize(); pci_dev->config_write = e1000e_write_config; pci_dev->config[PCI_CACHE_LINE_SIZE] = 0x10; pci_dev->config[PCI_INTERRUPT_PIN] = 1; pci_set_word(pci_dev->config + PCI_SUBSYSTEM_VENDOR_ID, s->subsys_ven); pci_set_word(pci_dev->config + PCI_SUBSYSTEM_ID, s->subsys); s->subsys_ven_used = s->subsys_ven; s->subsys_used = s->subsys; /* Define IO/MMIO regions */ memory_region_init_io(&s->mmio, OBJECT(s), &mmio_ops, s, "e1000e-mmio", E1000E_MMIO_SIZE); pci_register_bar(pci_dev, E1000E_MMIO_IDX, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->mmio); /* * We provide a dummy implementation for the flash BAR * for drivers that may theoretically probe for its presence. */ memory_region_init(&s->flash, OBJECT(s), "e1000e-flash", E1000E_FLASH_SIZE); pci_register_bar(pci_dev, E1000E_FLASH_IDX, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->flash); memory_region_init_io(&s->io, OBJECT(s), &io_ops, s, "e1000e-io", E1000E_IO_SIZE); pci_register_bar(pci_dev, E1000E_IO_IDX, PCI_BASE_ADDRESS_SPACE_IO, &s->io); memory_region_init(&s->msix, OBJECT(s), "e1000e-msix", E1000E_MSIX_SIZE); pci_register_bar(pci_dev, E1000E_MSIX_IDX, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->msix); /* Create networking backend */ qemu_macaddr_default_if_unset(&s->conf.macaddr); macaddr = s->conf.macaddr.a; e1000e_init_msix(s); if (pcie_endpoint_cap_v1_init(pci_dev, e1000e_pcie_offset) < 0) { hw_error("Failed to initialize PCIe capability"); } ret = msi_init(PCI_DEVICE(s), 0xD0, 1, true, false, NULL); if (ret) { trace_e1000e_msi_init_fail(ret); } if (e1000e_add_pm_capability(pci_dev, e1000e_pmrb_offset, PCI_PM_CAP_DSI) < 0) { hw_error("Failed to initialize PM capability"); } if (pcie_aer_init(pci_dev, e1000e_aer_offset, PCI_ERR_SIZEOF) < 0) { hw_error("Failed to initialize AER capability"); } pcie_dev_ser_num_init(pci_dev, e1000e_dsn_offset, e1000e_gen_dsn(macaddr)); e1000e_init_net_peer(s, pci_dev, macaddr); /* Initialize core */ e1000e_core_realize(s); e1000e_core_pci_realize(&s->core, e1000e_eeprom_template, sizeof(e1000e_eeprom_template), macaddr); }
19,219
FFmpeg
bc4fee7f2a51635fa3c0f61d1e5164da1efeded3
1
int ff_ac3_bit_alloc_calc_mask(AC3BitAllocParameters *s, int16_t *band_psd, int start, int end, int fast_gain, int is_lfe, int dba_mode, int dba_nsegs, uint8_t *dba_offsets, uint8_t *dba_lengths, uint8_t *dba_values, int16_t *mask) { int16_t excite[AC3_CRITICAL_BANDS]; /* excitation */ int band; int band_start, band_end, begin, end1; int lowcomp, fastleak, slowleak; /* excitation function */ band_start = ff_ac3_bin_to_band_tab[start]; band_end = ff_ac3_bin_to_band_tab[end-1] + 1; if (band_start == 0) { lowcomp = 0; lowcomp = calc_lowcomp1(lowcomp, band_psd[0], band_psd[1], 384); excite[0] = band_psd[0] - fast_gain - lowcomp; lowcomp = calc_lowcomp1(lowcomp, band_psd[1], band_psd[2], 384); excite[1] = band_psd[1] - fast_gain - lowcomp; begin = 7; for (band = 2; band < 7; band++) { if (!(is_lfe && band == 6)) lowcomp = calc_lowcomp1(lowcomp, band_psd[band], band_psd[band+1], 384); fastleak = band_psd[band] - fast_gain; slowleak = band_psd[band] - s->slow_gain; excite[band] = fastleak - lowcomp; if (!(is_lfe && band == 6)) { if (band_psd[band] <= band_psd[band+1]) { begin = band + 1; break; } } } end1 = FFMIN(band_end, 22); for (band = begin; band < end1; band++) { if (!(is_lfe && band == 6)) lowcomp = calc_lowcomp(lowcomp, band_psd[band], band_psd[band+1], band); fastleak = FFMAX(fastleak - s->fast_decay, band_psd[band] - fast_gain); slowleak = FFMAX(slowleak - s->slow_decay, band_psd[band] - s->slow_gain); excite[band] = FFMAX(fastleak - lowcomp, slowleak); } begin = 22; } else { /* coupling channel */ begin = band_start; fastleak = (s->cpl_fast_leak << 8) + 768; slowleak = (s->cpl_slow_leak << 8) + 768; } for (band = begin; band < band_end; band++) { fastleak = FFMAX(fastleak - s->fast_decay, band_psd[band] - fast_gain); slowleak = FFMAX(slowleak - s->slow_decay, band_psd[band] - s->slow_gain); excite[band] = FFMAX(fastleak, slowleak); } /* compute masking curve */ for (band = band_start; band < band_end; band++) { int tmp = s->db_per_bit - band_psd[band]; if (tmp > 0) { excite[band] += tmp >> 2; } mask[band] = FFMAX(ff_ac3_hearing_threshold_tab[band >> s->sr_shift][s->sr_code], excite[band]); } /* delta bit allocation */ if (dba_mode == DBA_REUSE || dba_mode == DBA_NEW) { int i, seg, delta; if (dba_nsegs > 8) return -1; band = band_start; for (seg = 0; seg < dba_nsegs; seg++) { band += dba_offsets[seg]; if (band >= AC3_CRITICAL_BANDS || dba_lengths[seg] > AC3_CRITICAL_BANDS-band) return -1; if (dba_values[seg] >= 4) { delta = (dba_values[seg] - 3) * 128; } else { delta = (dba_values[seg] - 4) * 128; } for (i = 0; i < dba_lengths[seg]; i++) { mask[band++] += delta; } } } return 0; }
19,220
qemu
8af00205445eb901f17ca5b632d976065187538e
1
int v9fs_remove_xattr(FsContext *ctx, const char *path, const char *name) { XattrOperations *xops = get_xattr_operations(ctx->xops, name); if (xops) { return xops->removexattr(ctx, path, name); } errno = -EOPNOTSUPP; return -1; }
19,221
qemu
9b2fadda3e0196ffd485adde4fe9cdd6fae35300
1
static void gen_rfsvc(DisasContext *ctx) { #if defined(CONFIG_USER_ONLY) gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); #else if (unlikely(ctx->pr)) { gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); return; } gen_helper_rfsvc(cpu_env); gen_sync_exception(ctx); #endif }
19,222
qemu
7839ff593be03a7de3c6760e0b50c565ea751d36
1
static void pc_init1(QEMUMachineInitArgs *args, int pci_enabled, int kvmclock_enabled) { MemoryRegion *system_memory = get_system_memory(); MemoryRegion *system_io = get_system_io(); int i; ram_addr_t below_4g_mem_size, above_4g_mem_size; PCIBus *pci_bus; ISABus *isa_bus; PCII440FXState *i440fx_state; int piix3_devfn = -1; qemu_irq *cpu_irq; qemu_irq *gsi; qemu_irq *i8259; qemu_irq *smi_irq; GSIState *gsi_state; DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; BusState *idebus[MAX_IDE_BUS]; ISADevice *rtc_state; ISADevice *floppy; MemoryRegion *ram_memory; MemoryRegion *pci_memory; MemoryRegion *rom_memory; DeviceState *icc_bridge; FWCfgState *fw_cfg = NULL; PcGuestInfo *guest_info; if (xen_enabled() && xen_hvm_init(&ram_memory) != 0) { fprintf(stderr, "xen hardware virtual machine initialisation failed\n"); exit(1); } icc_bridge = qdev_create(NULL, TYPE_ICC_BRIDGE); object_property_add_child(qdev_get_machine(), "icc-bridge", OBJECT(icc_bridge), NULL); pc_cpus_init(args->cpu_model, icc_bridge); if (kvm_enabled() && kvmclock_enabled) { kvmclock_create(); } if (args->ram_size >= 0xe0000000) { above_4g_mem_size = args->ram_size - 0xe0000000; below_4g_mem_size = 0xe0000000; } else { above_4g_mem_size = 0; below_4g_mem_size = args->ram_size; } if (pci_enabled) { pci_memory = g_new(MemoryRegion, 1); memory_region_init(pci_memory, NULL, "pci", INT64_MAX); rom_memory = pci_memory; } else { pci_memory = NULL; rom_memory = system_memory; } guest_info = pc_guest_info_init(below_4g_mem_size, above_4g_mem_size); guest_info->has_acpi_build = has_acpi_build; guest_info->has_pci_info = has_pci_info; guest_info->isapc_ram_fw = !pci_enabled; /* allocate ram and load rom/bios */ if (!xen_enabled()) { fw_cfg = pc_memory_init(system_memory, args->kernel_filename, args->kernel_cmdline, args->initrd_filename, below_4g_mem_size, above_4g_mem_size, rom_memory, &ram_memory, guest_info); } gsi_state = g_malloc0(sizeof(*gsi_state)); if (kvm_irqchip_in_kernel()) { kvm_pc_setup_irq_routing(pci_enabled); gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state, GSI_NUM_PINS); } else { gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS); } if (pci_enabled) { pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, &isa_bus, gsi, system_memory, system_io, args->ram_size, below_4g_mem_size, 0x100000000ULL - below_4g_mem_size, above_4g_mem_size, pci_memory, ram_memory); } else { pci_bus = NULL; i440fx_state = NULL; isa_bus = isa_bus_new(NULL, system_io); no_hpet = 1; } isa_bus_irqs(isa_bus, gsi); if (kvm_irqchip_in_kernel()) { i8259 = kvm_i8259_init(isa_bus); } else if (xen_enabled()) { i8259 = xen_interrupt_controller_init(); } else { cpu_irq = pc_allocate_cpu_irq(); i8259 = i8259_init(isa_bus, cpu_irq[0]); } for (i = 0; i < ISA_NUM_IRQS; i++) { gsi_state->i8259_irq[i] = i8259[i]; } if (pci_enabled) { ioapic_init_gsi(gsi_state, "i440fx"); } qdev_init_nofail(icc_bridge); pc_register_ferr_irq(gsi[13]); pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL); /* init basic PC hardware */ pc_basic_device_init(isa_bus, gsi, &rtc_state, &floppy, xen_enabled()); pc_nic_init(isa_bus, pci_bus); ide_drive_get(hd, MAX_IDE_BUS); if (pci_enabled) { PCIDevice *dev; if (xen_enabled()) { dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1); } else { dev = pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1); } idebus[0] = qdev_get_child_bus(&dev->qdev, "ide.0"); idebus[1] = qdev_get_child_bus(&dev->qdev, "ide.1"); } else { for(i = 0; i < MAX_IDE_BUS; i++) { ISADevice *dev; dev = isa_ide_init(isa_bus, ide_iobase[i], ide_iobase2[i], ide_irq[i], hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]); idebus[i] = qdev_get_child_bus(DEVICE(dev), "ide.0"); } } pc_cmos_init(below_4g_mem_size, above_4g_mem_size, args->boot_order, floppy, idebus[0], idebus[1], rtc_state); if (pci_enabled && usb_enabled(false)) { pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci"); } if (pci_enabled && acpi_enabled) { i2c_bus *smbus; smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt, first_cpu, 1); /* TODO: Populate SPD eeprom data. */ smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100, gsi[9], *smi_irq, kvm_enabled(), fw_cfg); smbus_eeprom_init(smbus, 8, NULL, 0); } if (pci_enabled) { pc_pci_device_init(pci_bus); } if (has_pvpanic) { pvpanic_init(isa_bus); } }
19,224
qemu
c572f23a3e7180dbeab5e86583e43ea2afed6271
1
static void v9fs_getattr(void *opaque) { int32_t fid; size_t offset = 7; ssize_t retval = 0; struct stat stbuf; V9fsFidState *fidp; uint64_t request_mask; V9fsStatDotl v9stat_dotl; V9fsPDU *pdu = opaque; V9fsState *s = pdu->s; pdu_unmarshal(pdu, offset, "dq", &fid, &request_mask); fidp = get_fid(pdu, fid); if (fidp == NULL) { retval = -ENOENT; goto out_nofid; } /* * Currently we only support BASIC fields in stat, so there is no * need to look at request_mask. */ retval = v9fs_co_lstat(pdu, &fidp->path, &stbuf); if (retval < 0) { goto out; } stat_to_v9stat_dotl(s, &stbuf, &v9stat_dotl); /* fill st_gen if requested and supported by underlying fs */ if (request_mask & P9_STATS_GEN) { retval = v9fs_co_st_gen(pdu, &fidp->path, stbuf.st_mode, &v9stat_dotl); if (retval < 0) { goto out; } v9stat_dotl.st_result_mask |= P9_STATS_GEN; } retval = offset; retval += pdu_marshal(pdu, offset, "A", &v9stat_dotl); out: put_fid(pdu, fidp); out_nofid: trace_v9fs_getattr_return(pdu->tag, pdu->id, v9stat_dotl.st_result_mask, v9stat_dotl.st_mode, v9stat_dotl.st_uid, v9stat_dotl.st_gid); complete_pdu(s, pdu, retval); }
19,225
FFmpeg
b89815f5199fd5e9a2d21417f827bf7c57244e84
1
static int parse_audio_var(AVFormatContext *avctx, AVStream *st, const char *name, int size) { AVIOContext *pb = avctx->pb; if (!strcmp(name, "__DIR_COUNT")) { st->nb_frames = var_read_int(pb, size); } else if (!strcmp(name, "AUDIO_FORMAT")) { st->codec->codec_id = var_read_int(pb, size); } else if (!strcmp(name, "COMPRESSION")) { st->codec->codec_tag = var_read_int(pb, size); } else if (!strcmp(name, "DEFAULT_VOL")) { var_read_metadata(avctx, name, size); } else if (!strcmp(name, "NUM_CHANNELS")) { st->codec->channels = var_read_int(pb, size); st->codec->channel_layout = (st->codec->channels == 1) ? AV_CH_LAYOUT_MONO : AV_CH_LAYOUT_STEREO; } else if (!strcmp(name, "SAMPLE_RATE")) { st->codec->sample_rate = var_read_int(pb, size); avpriv_set_pts_info(st, 33, 1, st->codec->sample_rate); } else if (!strcmp(name, "SAMPLE_WIDTH")) { st->codec->bits_per_coded_sample = var_read_int(pb, size) * 8; } else return -1; return 0; }
19,228
FFmpeg
58cf31cee7a456057f337b3102a03206d833d5e8
1
static void gmc_mmx(uint8_t *dst, uint8_t *src, int stride, int h, int ox, int oy, int dxx, int dxy, int dyx, int dyy, int shift, int r, int width, int height) { const int w = 8; const int ix = ox >> (16 + shift); const int iy = oy >> (16 + shift); const int oxs = ox >> 4; const int oys = oy >> 4; const int dxxs = dxx >> 4; const int dxys = dxy >> 4; const int dyxs = dyx >> 4; const int dyys = dyy >> 4; const uint16_t r4[4] = { r, r, r, r }; const uint16_t dxy4[4] = { dxys, dxys, dxys, dxys }; const uint16_t dyy4[4] = { dyys, dyys, dyys, dyys }; const uint64_t shift2 = 2 * shift; #define MAX_STRIDE 4096U #define MAX_H 8U uint8_t edge_buf[(MAX_H + 1) * MAX_STRIDE]; int x, y; const int dxw = (dxx - (1 << (16 + shift))) * (w - 1); const int dyh = (dyy - (1 << (16 + shift))) * (h - 1); const int dxh = dxy * (h - 1); const int dyw = dyx * (w - 1); int need_emu = (unsigned) ix >= width - w || (unsigned) iy >= height - h; if ( // non-constant fullpel offset (3% of blocks) ((ox ^ (ox + dxw)) | (ox ^ (ox + dxh)) | (ox ^ (ox + dxw + dxh)) | (oy ^ (oy + dyw)) | (oy ^ (oy + dyh)) | (oy ^ (oy + dyw + dyh))) >> (16 + shift) || // uses more than 16 bits of subpel mv (only at huge resolution) (dxx | dxy | dyx | dyy) & 15 || (need_emu && (h > MAX_H || stride > MAX_STRIDE))) { // FIXME could still use mmx for some of the rows ff_gmc_c(dst, src, stride, h, ox, oy, dxx, dxy, dyx, dyy, shift, r, width, height); return; } src += ix + iy * stride; if (need_emu) { ff_emulated_edge_mc_8(edge_buf, src, stride, stride, w + 1, h + 1, ix, iy, width, height); src = edge_buf; } __asm__ volatile ( "movd %0, %%mm6 \n\t" "pxor %%mm7, %%mm7 \n\t" "punpcklwd %%mm6, %%mm6 \n\t" "punpcklwd %%mm6, %%mm6 \n\t" :: "r" (1 << shift)); for (x = 0; x < w; x += 4) { uint16_t dx4[4] = { oxs - dxys + dxxs * (x + 0), oxs - dxys + dxxs * (x + 1), oxs - dxys + dxxs * (x + 2), oxs - dxys + dxxs * (x + 3) }; uint16_t dy4[4] = { oys - dyys + dyxs * (x + 0), oys - dyys + dyxs * (x + 1), oys - dyys + dyxs * (x + 2), oys - dyys + dyxs * (x + 3) }; for (y = 0; y < h; y++) { __asm__ volatile ( "movq %0, %%mm4 \n\t" "movq %1, %%mm5 \n\t" "paddw %2, %%mm4 \n\t" "paddw %3, %%mm5 \n\t" "movq %%mm4, %0 \n\t" "movq %%mm5, %1 \n\t" "psrlw $12, %%mm4 \n\t" "psrlw $12, %%mm5 \n\t" : "+m" (*dx4), "+m" (*dy4) : "m" (*dxy4), "m" (*dyy4)); __asm__ volatile ( "movq %%mm6, %%mm2 \n\t" "movq %%mm6, %%mm1 \n\t" "psubw %%mm4, %%mm2 \n\t" "psubw %%mm5, %%mm1 \n\t" "movq %%mm2, %%mm0 \n\t" "movq %%mm4, %%mm3 \n\t" "pmullw %%mm1, %%mm0 \n\t" // (s - dx) * (s - dy) "pmullw %%mm5, %%mm3 \n\t" // dx * dy "pmullw %%mm5, %%mm2 \n\t" // (s - dx) * dy "pmullw %%mm4, %%mm1 \n\t" // dx * (s - dy) "movd %4, %%mm5 \n\t" "movd %3, %%mm4 \n\t" "punpcklbw %%mm7, %%mm5 \n\t" "punpcklbw %%mm7, %%mm4 \n\t" "pmullw %%mm5, %%mm3 \n\t" // src[1, 1] * dx * dy "pmullw %%mm4, %%mm2 \n\t" // src[0, 1] * (s - dx) * dy "movd %2, %%mm5 \n\t" "movd %1, %%mm4 \n\t" "punpcklbw %%mm7, %%mm5 \n\t" "punpcklbw %%mm7, %%mm4 \n\t" "pmullw %%mm5, %%mm1 \n\t" // src[1, 0] * dx * (s - dy) "pmullw %%mm4, %%mm0 \n\t" // src[0, 0] * (s - dx) * (s - dy) "paddw %5, %%mm1 \n\t" "paddw %%mm3, %%mm2 \n\t" "paddw %%mm1, %%mm0 \n\t" "paddw %%mm2, %%mm0 \n\t" "psrlw %6, %%mm0 \n\t" "packuswb %%mm0, %%mm0 \n\t" "movd %%mm0, %0 \n\t" : "=m" (dst[x + y * stride]) : "m" (src[0]), "m" (src[1]), "m" (src[stride]), "m" (src[stride + 1]), "m" (*r4), "m" (shift2)); src += stride; } src += 4 - h * stride; } }
19,229
FFmpeg
dbe29db8cb09fb39bd8dc5b25934e92279d0aa8d
1
static int decode_band_types(AACContext *ac, enum BandType band_type[120], int band_type_run_end[120], GetBitContext *gb, IndividualChannelStream *ics) { int g, idx = 0; const int bits = (ics->window_sequence[0] == EIGHT_SHORT_SEQUENCE) ? 3 : 5; for (g = 0; g < ics->num_window_groups; g++) { int k = 0; while (k < ics->max_sfb) { uint8_t sect_end = k; int sect_len_incr; int sect_band_type = get_bits(gb, 4); if (sect_band_type == 12) { av_log(ac->avctx, AV_LOG_ERROR, "invalid band type\n"); return -1; } do { sect_len_incr = get_bits(gb, bits); sect_end += sect_len_incr; if (get_bits_left(gb) < 0) { av_log(ac->avctx, AV_LOG_ERROR, overread_err); return -1; } if (sect_end > ics->max_sfb) { av_log(ac->avctx, AV_LOG_ERROR, "Number of bands (%d) exceeds limit (%d).\n", sect_end, ics->max_sfb); return -1; } } while (sect_len_incr == (1 << bits) - 1); for (; k < sect_end; k++) { band_type [idx] = sect_band_type; band_type_run_end[idx++] = sect_end; } } } return 0; }
19,230
qemu
fc40787abcf8452b8f50d92b7a13243a12972c7a
1
target_ulong helper_ldr(CPUMIPSState *env, target_ulong arg1, target_ulong arg2, int mem_idx) { uint64_t tmp; tmp = do_lbu(env, arg2, mem_idx); arg1 = (arg1 & 0xFFFFFFFFFFFFFF00ULL) | tmp; if (GET_LMASK64(arg2) >= 1) { tmp = do_lbu(env, GET_OFFSET(arg2, -1), mem_idx); arg1 = (arg1 & 0xFFFFFFFFFFFF00FFULL) | (tmp << 8); } if (GET_LMASK64(arg2) >= 2) { tmp = do_lbu(env, GET_OFFSET(arg2, -2), mem_idx); arg1 = (arg1 & 0xFFFFFFFFFF00FFFFULL) | (tmp << 16); } if (GET_LMASK64(arg2) >= 3) { tmp = do_lbu(env, GET_OFFSET(arg2, -3), mem_idx); arg1 = (arg1 & 0xFFFFFFFF00FFFFFFULL) | (tmp << 24); } if (GET_LMASK64(arg2) >= 4) { tmp = do_lbu(env, GET_OFFSET(arg2, -4), mem_idx); arg1 = (arg1 & 0xFFFFFF00FFFFFFFFULL) | (tmp << 32); } if (GET_LMASK64(arg2) >= 5) { tmp = do_lbu(env, GET_OFFSET(arg2, -5), mem_idx); arg1 = (arg1 & 0xFFFF00FFFFFFFFFFULL) | (tmp << 40); } if (GET_LMASK64(arg2) >= 6) { tmp = do_lbu(env, GET_OFFSET(arg2, -6), mem_idx); arg1 = (arg1 & 0xFF00FFFFFFFFFFFFULL) | (tmp << 48); } if (GET_LMASK64(arg2) == 7) { tmp = do_lbu(env, GET_OFFSET(arg2, -7), mem_idx); arg1 = (arg1 & 0x00FFFFFFFFFFFFFFULL) | (tmp << 56); } return arg1; }
19,231
FFmpeg
205b2ba3d677330e023aac2f4bd3f624039256b9
1
int ff_hevc_decode_nal_sps(HEVCContext *s) { const AVPixFmtDescriptor *desc; GetBitContext *gb = &s->HEVClc->gb; int ret = 0; unsigned int sps_id = 0; int log2_diff_max_min_transform_block_size; int bit_depth_chroma, start, vui_present, sublayer_ordering_info; int i; HEVCSPS *sps; AVBufferRef *sps_buf = av_buffer_allocz(sizeof(*sps)); if (!sps_buf) return AVERROR(ENOMEM); sps = (HEVCSPS*)sps_buf->data; av_log(s->avctx, AV_LOG_DEBUG, "Decoding SPS\n"); // Coded parameters sps->vps_id = get_bits(gb, 4); if (sps->vps_id >= MAX_VPS_COUNT) { av_log(s->avctx, AV_LOG_ERROR, "VPS id out of range: %d\n", sps->vps_id); ret = AVERROR_INVALIDDATA; goto err; } if (!s->vps_list[sps->vps_id]) { av_log(s->avctx, AV_LOG_ERROR, "VPS %d does not exist\n", sps->vps_id); ret = AVERROR_INVALIDDATA; goto err; } sps->max_sub_layers = get_bits(gb, 3) + 1; if (sps->max_sub_layers > MAX_SUB_LAYERS) { av_log(s->avctx, AV_LOG_ERROR, "sps_max_sub_layers out of range: %d\n", sps->max_sub_layers); ret = AVERROR_INVALIDDATA; goto err; } skip_bits1(gb); // temporal_id_nesting_flag if (parse_ptl(s, &sps->ptl, sps->max_sub_layers) < 0) goto err; sps_id = get_ue_golomb_long(gb); if (sps_id >= MAX_SPS_COUNT) { av_log(s->avctx, AV_LOG_ERROR, "SPS id out of range: %d\n", sps_id); ret = AVERROR_INVALIDDATA; goto err; } sps->chroma_format_idc = get_ue_golomb_long(gb); if (sps->chroma_format_idc == 3) sps->separate_colour_plane_flag = get_bits1(gb); if (sps->separate_colour_plane_flag) sps->chroma_format_idc = 0; sps->width = get_ue_golomb_long(gb); sps->height = get_ue_golomb_long(gb); if ((ret = av_image_check_size(sps->width, sps->height, 0, s->avctx)) < 0) goto err; if (get_bits1(gb)) { // pic_conformance_flag //TODO: * 2 is only valid for 420 sps->pic_conf_win.left_offset = get_ue_golomb_long(gb) * 2; sps->pic_conf_win.right_offset = get_ue_golomb_long(gb) * 2; sps->pic_conf_win.top_offset = get_ue_golomb_long(gb) * 2; sps->pic_conf_win.bottom_offset = get_ue_golomb_long(gb) * 2; if (s->avctx->flags2 & CODEC_FLAG2_IGNORE_CROP) { av_log(s->avctx, AV_LOG_DEBUG, "discarding sps conformance window, " "original values are l:%u r:%u t:%u b:%u\n", sps->pic_conf_win.left_offset, sps->pic_conf_win.right_offset, sps->pic_conf_win.top_offset, sps->pic_conf_win.bottom_offset); sps->pic_conf_win.left_offset = sps->pic_conf_win.right_offset = sps->pic_conf_win.top_offset = sps->pic_conf_win.bottom_offset = 0; } sps->output_window = sps->pic_conf_win; } sps->bit_depth = get_ue_golomb_long(gb) + 8; bit_depth_chroma = get_ue_golomb_long(gb) + 8; if (sps->chroma_format_idc && bit_depth_chroma != sps->bit_depth) { av_log(s->avctx, AV_LOG_ERROR, "Luma bit depth (%d) is different from chroma bit depth (%d), " "this is unsupported.\n", sps->bit_depth, bit_depth_chroma); ret = AVERROR_INVALIDDATA; goto err; } switch (sps->bit_depth) { case 8: if (sps->chroma_format_idc == 0) sps->pix_fmt = AV_PIX_FMT_GRAY8; if (sps->chroma_format_idc == 1) sps->pix_fmt = AV_PIX_FMT_YUV420P; if (sps->chroma_format_idc == 2) sps->pix_fmt = AV_PIX_FMT_YUV422P; if (sps->chroma_format_idc == 3) sps->pix_fmt = AV_PIX_FMT_YUV444P; break; case 9: if (sps->chroma_format_idc == 0) sps->pix_fmt = AV_PIX_FMT_GRAY16; if (sps->chroma_format_idc == 1) sps->pix_fmt = AV_PIX_FMT_YUV420P9; if (sps->chroma_format_idc == 2) sps->pix_fmt = AV_PIX_FMT_YUV422P9; if (sps->chroma_format_idc == 3) sps->pix_fmt = AV_PIX_FMT_YUV444P9; break; case 10: if (sps->chroma_format_idc == 0) sps->pix_fmt = AV_PIX_FMT_GRAY16; if (sps->chroma_format_idc == 1) sps->pix_fmt = AV_PIX_FMT_YUV420P10; if (sps->chroma_format_idc == 2) sps->pix_fmt = AV_PIX_FMT_YUV422P10; if (sps->chroma_format_idc == 3) sps->pix_fmt = AV_PIX_FMT_YUV444P10; break; case 12: if (sps->chroma_format_idc == 0) sps->pix_fmt = AV_PIX_FMT_GRAY16; if (sps->chroma_format_idc == 1) sps->pix_fmt = AV_PIX_FMT_YUV420P12; if (sps->chroma_format_idc == 2) sps->pix_fmt = AV_PIX_FMT_YUV422P12; if (sps->chroma_format_idc == 3) sps->pix_fmt = AV_PIX_FMT_YUV444P12; break; default: av_log(s->avctx, AV_LOG_ERROR, "4:2:0, 4:2:2, 4:4:4 supports are currently specified for 8, 10 and 12 bits.\n"); ret = AVERROR_PATCHWELCOME; goto err; } desc = av_pix_fmt_desc_get(sps->pix_fmt); if (!desc) { ret = AVERROR(EINVAL); goto err; } sps->hshift[0] = sps->vshift[0] = 0; sps->hshift[2] = sps->hshift[1] = desc->log2_chroma_w; sps->vshift[2] = sps->vshift[1] = desc->log2_chroma_h; sps->pixel_shift = sps->bit_depth > 8; sps->log2_max_poc_lsb = get_ue_golomb_long(gb) + 4; if (sps->log2_max_poc_lsb > 16) { av_log(s->avctx, AV_LOG_ERROR, "log2_max_pic_order_cnt_lsb_minus4 out range: %d\n", sps->log2_max_poc_lsb - 4); ret = AVERROR_INVALIDDATA; goto err; } sublayer_ordering_info = get_bits1(gb); start = sublayer_ordering_info ? 0 : sps->max_sub_layers - 1; for (i = start; i < sps->max_sub_layers; i++) { sps->temporal_layer[i].max_dec_pic_buffering = get_ue_golomb_long(gb) + 1; sps->temporal_layer[i].num_reorder_pics = get_ue_golomb_long(gb); sps->temporal_layer[i].max_latency_increase = get_ue_golomb_long(gb) - 1; if (sps->temporal_layer[i].max_dec_pic_buffering > MAX_DPB_SIZE) { av_log(s->avctx, AV_LOG_ERROR, "sps_max_dec_pic_buffering_minus1 out of range: %d\n", sps->temporal_layer[i].max_dec_pic_buffering - 1); ret = AVERROR_INVALIDDATA; goto err; } if (sps->temporal_layer[i].num_reorder_pics > sps->temporal_layer[i].max_dec_pic_buffering - 1) { av_log(s->avctx, AV_LOG_WARNING, "sps_max_num_reorder_pics out of range: %d\n", sps->temporal_layer[i].num_reorder_pics); if (s->avctx->err_recognition & AV_EF_EXPLODE || sps->temporal_layer[i].num_reorder_pics > MAX_DPB_SIZE - 1) { ret = AVERROR_INVALIDDATA; goto err; } sps->temporal_layer[i].max_dec_pic_buffering = sps->temporal_layer[i].num_reorder_pics + 1; } } if (!sublayer_ordering_info) { for (i = 0; i < start; i++) { sps->temporal_layer[i].max_dec_pic_buffering = sps->temporal_layer[start].max_dec_pic_buffering; sps->temporal_layer[i].num_reorder_pics = sps->temporal_layer[start].num_reorder_pics; sps->temporal_layer[i].max_latency_increase = sps->temporal_layer[start].max_latency_increase; } } sps->log2_min_cb_size = get_ue_golomb_long(gb) + 3; sps->log2_diff_max_min_coding_block_size = get_ue_golomb_long(gb); sps->log2_min_tb_size = get_ue_golomb_long(gb) + 2; log2_diff_max_min_transform_block_size = get_ue_golomb_long(gb); sps->log2_max_trafo_size = log2_diff_max_min_transform_block_size + sps->log2_min_tb_size; if (sps->log2_min_tb_size >= sps->log2_min_cb_size) { av_log(s->avctx, AV_LOG_ERROR, "Invalid value for log2_min_tb_size"); ret = AVERROR_INVALIDDATA; goto err; } sps->max_transform_hierarchy_depth_inter = get_ue_golomb_long(gb); sps->max_transform_hierarchy_depth_intra = get_ue_golomb_long(gb); sps->scaling_list_enable_flag = get_bits1(gb); if (sps->scaling_list_enable_flag) { set_default_scaling_list_data(&sps->scaling_list); if (get_bits1(gb)) { ret = scaling_list_data(s, &sps->scaling_list, sps); if (ret < 0) goto err; } } sps->amp_enabled_flag = get_bits1(gb); sps->sao_enabled = get_bits1(gb); sps->pcm_enabled_flag = get_bits1(gb); if (sps->pcm_enabled_flag) { sps->pcm.bit_depth = get_bits(gb, 4) + 1; sps->pcm.bit_depth_chroma = get_bits(gb, 4) + 1; sps->pcm.log2_min_pcm_cb_size = get_ue_golomb_long(gb) + 3; sps->pcm.log2_max_pcm_cb_size = sps->pcm.log2_min_pcm_cb_size + get_ue_golomb_long(gb); if (sps->pcm.bit_depth > sps->bit_depth) { av_log(s->avctx, AV_LOG_ERROR, "PCM bit depth (%d) is greater than normal bit depth (%d)\n", sps->pcm.bit_depth, sps->bit_depth); ret = AVERROR_INVALIDDATA; goto err; } sps->pcm.loop_filter_disable_flag = get_bits1(gb); } sps->nb_st_rps = get_ue_golomb_long(gb); if (sps->nb_st_rps > MAX_SHORT_TERM_RPS_COUNT) { av_log(s->avctx, AV_LOG_ERROR, "Too many short term RPS: %d.\n", sps->nb_st_rps); ret = AVERROR_INVALIDDATA; goto err; } for (i = 0; i < sps->nb_st_rps; i++) { if ((ret = ff_hevc_decode_short_term_rps(s, &sps->st_rps[i], sps, 0)) < 0) goto err; } sps->long_term_ref_pics_present_flag = get_bits1(gb); if (sps->long_term_ref_pics_present_flag) { sps->num_long_term_ref_pics_sps = get_ue_golomb_long(gb); if (sps->num_long_term_ref_pics_sps > 31U) { av_log(s->avctx, AV_LOG_ERROR, "num_long_term_ref_pics_sps %d is out of range.\n", sps->num_long_term_ref_pics_sps); goto err; } for (i = 0; i < sps->num_long_term_ref_pics_sps; i++) { sps->lt_ref_pic_poc_lsb_sps[i] = get_bits(gb, sps->log2_max_poc_lsb); sps->used_by_curr_pic_lt_sps_flag[i] = get_bits1(gb); } } sps->sps_temporal_mvp_enabled_flag = get_bits1(gb); sps->sps_strong_intra_smoothing_enable_flag = get_bits1(gb); sps->vui.sar = (AVRational){0, 1}; vui_present = get_bits1(gb); if (vui_present) decode_vui(s, sps); if (get_bits1(gb)) { // sps_extension_flag int sps_extension_flag[1]; for (i = 0; i < 1; i++) sps_extension_flag[i] = get_bits1(gb); skip_bits(gb, 7); //sps_extension_7bits = get_bits(gb, 7); if (sps_extension_flag[0]) { int extended_precision_processing_flag; int high_precision_offsets_enabled_flag; int cabac_bypass_alignment_enabled_flag; sps->transform_skip_rotation_enabled_flag = get_bits1(gb); sps->transform_skip_context_enabled_flag = get_bits1(gb); sps->implicit_rdpcm_enabled_flag = get_bits1(gb); sps->explicit_rdpcm_enabled_flag = get_bits1(gb); extended_precision_processing_flag = get_bits1(gb); if (extended_precision_processing_flag) av_log(s->avctx, AV_LOG_WARNING, "extended_precision_processing_flag not yet implemented\n"); sps->intra_smoothing_disabled_flag = get_bits1(gb); high_precision_offsets_enabled_flag = get_bits1(gb); if (high_precision_offsets_enabled_flag) av_log(s->avctx, AV_LOG_WARNING, "high_precision_offsets_enabled_flag not yet implemented\n"); sps->persistent_rice_adaptation_enabled_flag = get_bits1(gb); cabac_bypass_alignment_enabled_flag = get_bits1(gb); if (cabac_bypass_alignment_enabled_flag) av_log(s->avctx, AV_LOG_WARNING, "cabac_bypass_alignment_enabled_flag not yet implemented\n"); } } if (s->apply_defdispwin) { sps->output_window.left_offset += sps->vui.def_disp_win.left_offset; sps->output_window.right_offset += sps->vui.def_disp_win.right_offset; sps->output_window.top_offset += sps->vui.def_disp_win.top_offset; sps->output_window.bottom_offset += sps->vui.def_disp_win.bottom_offset; } if (sps->output_window.left_offset & (0x1F >> (sps->pixel_shift)) && !(s->avctx->flags & CODEC_FLAG_UNALIGNED)) { sps->output_window.left_offset &= ~(0x1F >> (sps->pixel_shift)); av_log(s->avctx, AV_LOG_WARNING, "Reducing left output window to %d " "chroma samples to preserve alignment.\n", sps->output_window.left_offset); } sps->output_width = sps->width - (sps->output_window.left_offset + sps->output_window.right_offset); sps->output_height = sps->height - (sps->output_window.top_offset + sps->output_window.bottom_offset); if (sps->output_width <= 0 || sps->output_height <= 0) { av_log(s->avctx, AV_LOG_WARNING, "Invalid visible frame dimensions: %dx%d.\n", sps->output_width, sps->output_height); if (s->avctx->err_recognition & AV_EF_EXPLODE) { ret = AVERROR_INVALIDDATA; goto err; } av_log(s->avctx, AV_LOG_WARNING, "Displaying the whole video surface.\n"); memset(&sps->pic_conf_win, 0, sizeof(sps->pic_conf_win)); memset(&sps->output_window, 0, sizeof(sps->output_window)); sps->output_width = sps->width; sps->output_height = sps->height; } // Inferred parameters sps->log2_ctb_size = sps->log2_min_cb_size + sps->log2_diff_max_min_coding_block_size; sps->log2_min_pu_size = sps->log2_min_cb_size - 1; sps->ctb_width = (sps->width + (1 << sps->log2_ctb_size) - 1) >> sps->log2_ctb_size; sps->ctb_height = (sps->height + (1 << sps->log2_ctb_size) - 1) >> sps->log2_ctb_size; sps->ctb_size = sps->ctb_width * sps->ctb_height; sps->min_cb_width = sps->width >> sps->log2_min_cb_size; sps->min_cb_height = sps->height >> sps->log2_min_cb_size; sps->min_tb_width = sps->width >> sps->log2_min_tb_size; sps->min_tb_height = sps->height >> sps->log2_min_tb_size; sps->min_pu_width = sps->width >> sps->log2_min_pu_size; sps->min_pu_height = sps->height >> sps->log2_min_pu_size; sps->tb_mask = (1 << (sps->log2_ctb_size - sps->log2_min_tb_size)) - 1; sps->qp_bd_offset = 6 * (sps->bit_depth - 8); if (sps->width & ((1 << sps->log2_min_cb_size) - 1) || sps->height & ((1 << sps->log2_min_cb_size) - 1)) { av_log(s->avctx, AV_LOG_ERROR, "Invalid coded frame dimensions.\n"); goto err; } if (sps->log2_ctb_size > MAX_LOG2_CTB_SIZE) { av_log(s->avctx, AV_LOG_ERROR, "CTB size out of range: 2^%d\n", sps->log2_ctb_size); goto err; } if (sps->max_transform_hierarchy_depth_inter > sps->log2_ctb_size - sps->log2_min_tb_size) { av_log(s->avctx, AV_LOG_ERROR, "max_transform_hierarchy_depth_inter out of range: %d\n", sps->max_transform_hierarchy_depth_inter); goto err; } if (sps->max_transform_hierarchy_depth_intra > sps->log2_ctb_size - sps->log2_min_tb_size) { av_log(s->avctx, AV_LOG_ERROR, "max_transform_hierarchy_depth_intra out of range: %d\n", sps->max_transform_hierarchy_depth_intra); goto err; } if (sps->log2_max_trafo_size > FFMIN(sps->log2_ctb_size, 5)) { av_log(s->avctx, AV_LOG_ERROR, "max transform block size out of range: %d\n", sps->log2_max_trafo_size); goto err; } if (get_bits_left(gb) < 0) { av_log(s->avctx, AV_LOG_ERROR, "Overread SPS by %d bits\n", -get_bits_left(gb)); goto err; } if (s->avctx->debug & FF_DEBUG_BITSTREAM) { av_log(s->avctx, AV_LOG_DEBUG, "Parsed SPS: id %d; coded wxh: %dx%d; " "cropped wxh: %dx%d; pix_fmt: %s.\n", sps_id, sps->width, sps->height, sps->output_width, sps->output_height, av_get_pix_fmt_name(sps->pix_fmt)); } /* check if this is a repeat of an already parsed SPS, then keep the * original one. * otherwise drop all PPSes that depend on it */ if (s->sps_list[sps_id] && !memcmp(s->sps_list[sps_id]->data, sps_buf->data, sps_buf->size)) { av_buffer_unref(&sps_buf); } else { for (i = 0; i < FF_ARRAY_ELEMS(s->pps_list); i++) { if (s->pps_list[i] && ((HEVCPPS*)s->pps_list[i]->data)->sps_id == sps_id) av_buffer_unref(&s->pps_list[i]); } if (s->sps_list[sps_id] && s->sps == (HEVCSPS*)s->sps_list[sps_id]->data) { av_buffer_unref(&s->current_sps); s->current_sps = av_buffer_ref(s->sps_list[sps_id]); if (!s->current_sps) s->sps = NULL; } av_buffer_unref(&s->sps_list[sps_id]); s->sps_list[sps_id] = sps_buf; } return 0; err: av_buffer_unref(&sps_buf); return ret; }
19,232
qemu
a9db86b223030bd40bdd81b160788196bc95fe6f
1
static BlockDriverAIOCB *quorum_aio_readv(BlockDriverState *bs, int64_t sector_num, QEMUIOVector *qiov, int nb_sectors, BlockDriverCompletionFunc *cb, void *opaque) { BDRVQuorumState *s = bs->opaque; QuorumAIOCB *acb = quorum_aio_get(s, bs, qiov, sector_num, nb_sectors, cb, opaque); int i; acb->is_read = true; for (i = 0; i < s->num_children; i++) { acb->qcrs[i].buf = qemu_blockalign(s->bs[i], qiov->size); qemu_iovec_init(&acb->qcrs[i].qiov, qiov->niov); qemu_iovec_clone(&acb->qcrs[i].qiov, qiov, acb->qcrs[i].buf); } for (i = 0; i < s->num_children; i++) { bdrv_aio_readv(s->bs[i], sector_num, &acb->qcrs[i].qiov, nb_sectors, quorum_aio_cb, &acb->qcrs[i]); } return &acb->common; }
19,234
FFmpeg
bb9f55163f17145d5b220b38e23c7d55824ec7c5
1
static int tgv_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt) { const uint8_t *buf = avpkt->data; int buf_size = avpkt->size; TgvContext *s = avctx->priv_data; const uint8_t *buf_end = buf + buf_size; AVFrame *frame = data; int chunk_type, ret; if (buf_end - buf < EA_PREAMBLE_SIZE) return AVERROR_INVALIDDATA; chunk_type = AV_RL32(&buf[0]); buf += EA_PREAMBLE_SIZE; if (chunk_type == kVGT_TAG) { int pal_count, i; if(buf_end - buf < 12) { av_log(avctx, AV_LOG_WARNING, "truncated header\n"); return AVERROR_INVALIDDATA; } s->width = AV_RL16(&buf[0]); s->height = AV_RL16(&buf[2]); if (s->avctx->width != s->width || s->avctx->height != s->height) { av_freep(&s->frame_buffer); av_frame_unref(s->last_frame); if ((ret = ff_set_dimensions(s->avctx, s->width, s->height)) < 0) return ret; } pal_count = AV_RL16(&buf[6]); buf += 12; for(i = 0; i < pal_count && i < AVPALETTE_COUNT && buf_end - buf >= 3; i++) { s->palette[i] = 0xFFU << 24 | AV_RB24(buf); buf += 3; } } if ((ret = ff_get_buffer(avctx, frame, AV_GET_BUFFER_FLAG_REF)) < 0) return ret; memcpy(frame->data[1], s->palette, AVPALETTE_SIZE); if (chunk_type == kVGT_TAG) { int y; frame->key_frame = 1; frame->pict_type = AV_PICTURE_TYPE_I; if (!s->frame_buffer && !(s->frame_buffer = av_malloc(s->width * s->height))) return AVERROR(ENOMEM); if (unpack(buf, buf_end, s->frame_buffer, s->avctx->width, s->avctx->height) < 0) { av_log(avctx, AV_LOG_WARNING, "truncated intra frame\n"); return AVERROR_INVALIDDATA; } for (y = 0; y < s->height; y++) memcpy(frame->data[0] + y * frame->linesize[0], s->frame_buffer + y * s->width, s->width); } else { if (!s->last_frame->data[0]) { av_log(avctx, AV_LOG_WARNING, "inter frame without corresponding intra frame\n"); return buf_size; } frame->key_frame = 0; frame->pict_type = AV_PICTURE_TYPE_P; if (tgv_decode_inter(s, frame, buf, buf_end) < 0) { av_log(avctx, AV_LOG_WARNING, "truncated inter frame\n"); return AVERROR_INVALIDDATA; } } av_frame_unref(s->last_frame); if ((ret = av_frame_ref(s->last_frame, frame)) < 0) return ret; *got_frame = 1; return buf_size; }
19,235
qemu
9745807191a81c45970f780166f44a7f93b18653
1
void HELPER(ove)(CPUOpenRISCState *env, target_ulong test) { if (unlikely(test)) { OpenRISCCPU *cpu = openrisc_env_get_cpu(env); CPUState *cs = CPU(cpu); cs->exception_index = EXCP_RANGE; cpu_loop_exit_restore(cs, GETPC()); } }
19,236
qemu
0752706de257b38763006ff5bb6b39a97e669ba2
1
void net_slirp_smb(const char *exported_dir) { struct in_addr vserver_addr = { .s_addr = 0 }; if (legacy_smb_export) { fprintf(stderr, "-smb given twice\n"); exit(1); } legacy_smb_export = exported_dir; if (!QTAILQ_EMPTY(&slirp_stacks)) { slirp_smb(QTAILQ_FIRST(&slirp_stacks), NULL, exported_dir, vserver_addr); } }
19,239
qemu
d65f97a82c4ed48374a764c769d4ba1ea9724e97
1
static int cloop_open(BlockDriverState *bs, QDict *options, int flags, Error **errp) { BDRVCloopState *s = bs->opaque; uint32_t offsets_size, max_compressed_block_size = 1, i; int ret; bs->read_only = 1; /* read header */ ret = bdrv_pread(bs->file, 128, &s->block_size, 4); if (ret < 0) { return ret; s->block_size = be32_to_cpu(s->block_size); ret = bdrv_pread(bs->file, 128 + 4, &s->n_blocks, 4); if (ret < 0) { return ret; s->n_blocks = be32_to_cpu(s->n_blocks); /* read offsets */ offsets_size = s->n_blocks * sizeof(uint64_t); s->offsets = g_malloc(offsets_size); ret = bdrv_pread(bs->file, 128 + 4 + 4, s->offsets, offsets_size); if (ret < 0) { goto fail; for(i=0;i<s->n_blocks;i++) { s->offsets[i] = be64_to_cpu(s->offsets[i]); if (i > 0) { uint32_t size = s->offsets[i] - s->offsets[i - 1]; if (size > max_compressed_block_size) { max_compressed_block_size = size; /* initialize zlib engine */ s->compressed_block = g_malloc(max_compressed_block_size + 1); s->uncompressed_block = g_malloc(s->block_size); if (inflateInit(&s->zstream) != Z_OK) { ret = -EINVAL; goto fail; s->current_block = s->n_blocks; s->sectors_per_block = s->block_size/512; bs->total_sectors = s->n_blocks * s->sectors_per_block; qemu_co_mutex_init(&s->lock); return 0; fail: g_free(s->offsets); g_free(s->compressed_block); g_free(s->uncompressed_block); return ret;
19,240
qemu
ad8efe4b6e27f0ea87d6510c11ae11377eade93d
1
void monitor_init(CharDriverState *hd, int show_banner) { int i; if (is_first_init) { for (i = 0; i < MAX_MON; i++) { monitor_hd[i] = NULL; } is_first_init = 0; } for (i = 0; i < MAX_MON; i++) { if (monitor_hd[i] == NULL) { monitor_hd[i] = hd; break; } } hide_banner = !show_banner; qemu_chr_add_handlers(hd, term_can_read, term_read, term_event, NULL); }
19,241
FFmpeg
c23a0e77dd492d6c794f89dbff3a438c95745e70
1
int ff_h264_decode_slice_header(H264Context *h, H264Context *h0) { unsigned int first_mb_in_slice; unsigned int pps_id; int ret; unsigned int slice_type, tmp, i, j; int last_pic_structure, last_pic_droppable; int must_reinit; int needs_reinit = 0; int field_pic_flag, bottom_field_flag; int first_slice = h == h0 && !h0->current_slice; int frame_num, picture_structure, droppable; PPS *pps; h->qpel_put = h->h264qpel.put_h264_qpel_pixels_tab; h->qpel_avg = h->h264qpel.avg_h264_qpel_pixels_tab; first_mb_in_slice = get_ue_golomb_long(&h->gb); if (first_mb_in_slice == 0) { // FIXME better field boundary detection if (h0->current_slice && h->cur_pic_ptr && FIELD_PICTURE(h)) { ff_h264_field_end(h, 1); } h0->current_slice = 0; if (!h0->first_field) { if (h->cur_pic_ptr && !h->droppable) { ff_thread_report_progress(&h->cur_pic_ptr->tf, INT_MAX, h->picture_structure == PICT_BOTTOM_FIELD); } h->cur_pic_ptr = NULL; } } slice_type = get_ue_golomb_31(&h->gb); if (slice_type > 9) { av_log(h->avctx, AV_LOG_ERROR, "slice type %d too large at %d %d\n", slice_type, h->mb_x, h->mb_y); return AVERROR_INVALIDDATA; } if (slice_type > 4) { slice_type -= 5; h->slice_type_fixed = 1; } else h->slice_type_fixed = 0; slice_type = golomb_to_pict_type[slice_type]; h->slice_type = slice_type; h->slice_type_nos = slice_type & 3; if (h->nal_unit_type == NAL_IDR_SLICE && h->slice_type_nos != AV_PICTURE_TYPE_I) { av_log(h->avctx, AV_LOG_ERROR, "A non-intra slice in an IDR NAL unit.\n"); return AVERROR_INVALIDDATA; } if ( (h->avctx->skip_frame >= AVDISCARD_NONREF && !h->nal_ref_idc) || (h->avctx->skip_frame >= AVDISCARD_BIDIR && h->slice_type_nos == AV_PICTURE_TYPE_B) || (h->avctx->skip_frame >= AVDISCARD_NONINTRA && h->slice_type_nos != AV_PICTURE_TYPE_I) || (h->avctx->skip_frame >= AVDISCARD_NONKEY && h->nal_unit_type != NAL_IDR_SLICE) || h->avctx->skip_frame >= AVDISCARD_ALL) { return SLICE_SKIPED; } // to make a few old functions happy, it's wrong though h->pict_type = h->slice_type; pps_id = get_ue_golomb(&h->gb); if (pps_id >= MAX_PPS_COUNT) { av_log(h->avctx, AV_LOG_ERROR, "pps_id %u out of range\n", pps_id); return AVERROR_INVALIDDATA; } if (!h0->pps_buffers[pps_id]) { av_log(h->avctx, AV_LOG_ERROR, "non-existing PPS %u referenced\n", pps_id); return AVERROR_INVALIDDATA; } if (h0->au_pps_id >= 0 && pps_id != h0->au_pps_id) { av_log(h->avctx, AV_LOG_ERROR, "PPS change from %d to %d forbidden\n", h0->au_pps_id, pps_id); return AVERROR_INVALIDDATA; } pps = h0->pps_buffers[pps_id]; if (!h0->sps_buffers[pps->sps_id]) { av_log(h->avctx, AV_LOG_ERROR, "non-existing SPS %u referenced\n", h->pps.sps_id); return AVERROR_INVALIDDATA; } if (first_slice) h->pps = *h0->pps_buffers[pps_id]; if (pps->sps_id != h->sps.sps_id || pps->sps_id != h->current_sps_id || h0->sps_buffers[pps->sps_id]->new) { if (!first_slice) { av_log(h->avctx, AV_LOG_ERROR, "SPS changed in the middle of the frame\n"); return AVERROR_INVALIDDATA; } h->sps = *h0->sps_buffers[h->pps.sps_id]; if (h->mb_width != h->sps.mb_width || h->mb_height != h->sps.mb_height * (2 - h->sps.frame_mbs_only_flag) || h->avctx->bits_per_raw_sample != h->sps.bit_depth_luma || h->cur_chroma_format_idc != h->sps.chroma_format_idc ) needs_reinit = 1; if (h->bit_depth_luma != h->sps.bit_depth_luma || h->chroma_format_idc != h->sps.chroma_format_idc) { h->bit_depth_luma = h->sps.bit_depth_luma; h->chroma_format_idc = h->sps.chroma_format_idc; needs_reinit = 1; } if ((ret = ff_h264_set_parameter_from_sps(h)) < 0) return ret; } h->avctx->profile = ff_h264_get_profile(&h->sps); h->avctx->level = h->sps.level_idc; h->avctx->refs = h->sps.ref_frame_count; must_reinit = (h->context_initialized && ( 16*h->sps.mb_width != h->avctx->coded_width || 16*h->sps.mb_height * (2 - h->sps.frame_mbs_only_flag) != h->avctx->coded_height || h->avctx->bits_per_raw_sample != h->sps.bit_depth_luma || h->cur_chroma_format_idc != h->sps.chroma_format_idc || h->mb_width != h->sps.mb_width || h->mb_height != h->sps.mb_height * (2 - h->sps.frame_mbs_only_flag) )); if (non_j_pixfmt(h0->avctx->pix_fmt) != non_j_pixfmt(get_pixel_format(h0, 0))) must_reinit = 1; if (first_slice && av_cmp_q(h->sps.sar, h->avctx->sample_aspect_ratio)) must_reinit = 1; h->mb_width = h->sps.mb_width; h->mb_height = h->sps.mb_height * (2 - h->sps.frame_mbs_only_flag); h->mb_num = h->mb_width * h->mb_height; h->mb_stride = h->mb_width + 1; h->b_stride = h->mb_width * 4; h->chroma_y_shift = h->sps.chroma_format_idc <= 1; // 400 uses yuv420p h->width = 16 * h->mb_width; h->height = 16 * h->mb_height; ret = init_dimensions(h); if (ret < 0) return ret; if (h->sps.video_signal_type_present_flag) { h->avctx->color_range = h->sps.full_range>0 ? AVCOL_RANGE_JPEG : AVCOL_RANGE_MPEG; if (h->sps.colour_description_present_flag) { if (h->avctx->colorspace != h->sps.colorspace) needs_reinit = 1; h->avctx->color_primaries = h->sps.color_primaries; h->avctx->color_trc = h->sps.color_trc; h->avctx->colorspace = h->sps.colorspace; } } if (h->context_initialized && (must_reinit || needs_reinit)) { if (h != h0) { av_log(h->avctx, AV_LOG_ERROR, "changing width %d -> %d / height %d -> %d on " "slice %d\n", h->width, h->avctx->coded_width, h->height, h->avctx->coded_height, h0->current_slice + 1); return AVERROR_INVALIDDATA; } av_assert1(first_slice); ff_h264_flush_change(h); if ((ret = get_pixel_format(h, 1)) < 0) return ret; h->avctx->pix_fmt = ret; av_log(h->avctx, AV_LOG_INFO, "Reinit context to %dx%d, " "pix_fmt: %s\n", h->width, h->height, av_get_pix_fmt_name(h->avctx->pix_fmt)); if ((ret = h264_slice_header_init(h, 1)) < 0) { av_log(h->avctx, AV_LOG_ERROR, "h264_slice_header_init() failed\n"); return ret; } } if (!h->context_initialized) { if (h != h0) { av_log(h->avctx, AV_LOG_ERROR, "Cannot (re-)initialize context during parallel decoding.\n"); return AVERROR_PATCHWELCOME; } if ((ret = get_pixel_format(h, 1)) < 0) return ret; h->avctx->pix_fmt = ret; if ((ret = h264_slice_header_init(h, 0)) < 0) { av_log(h->avctx, AV_LOG_ERROR, "h264_slice_header_init() failed\n"); return ret; } } if (h == h0 && h->dequant_coeff_pps != pps_id) { h->dequant_coeff_pps = pps_id; h264_init_dequant_tables(h); } frame_num = get_bits(&h->gb, h->sps.log2_max_frame_num); if (!first_slice) { if (h0->frame_num != frame_num) { av_log(h->avctx, AV_LOG_ERROR, "Frame num change from %d to %d\n", h0->frame_num, frame_num); return AVERROR_INVALIDDATA; } } h->mb_mbaff = 0; h->mb_aff_frame = 0; last_pic_structure = h0->picture_structure; last_pic_droppable = h0->droppable; droppable = h->nal_ref_idc == 0; if (h->sps.frame_mbs_only_flag) { picture_structure = PICT_FRAME; } else { if (!h->sps.direct_8x8_inference_flag && slice_type == AV_PICTURE_TYPE_B) { av_log(h->avctx, AV_LOG_ERROR, "This stream was generated by a broken encoder, invalid 8x8 inference\n"); return -1; } field_pic_flag = get_bits1(&h->gb); if (field_pic_flag) { bottom_field_flag = get_bits1(&h->gb); picture_structure = PICT_TOP_FIELD + bottom_field_flag; } else { picture_structure = PICT_FRAME; h->mb_aff_frame = h->sps.mb_aff; } } if (h0->current_slice) { if (last_pic_structure != picture_structure || last_pic_droppable != droppable) { av_log(h->avctx, AV_LOG_ERROR, "Changing field mode (%d -> %d) between slices is not allowed\n", last_pic_structure, h->picture_structure); return AVERROR_INVALIDDATA; } else if (!h0->cur_pic_ptr) { av_log(h->avctx, AV_LOG_ERROR, "unset cur_pic_ptr on slice %d\n", h0->current_slice + 1); return AVERROR_INVALIDDATA; } } h->picture_structure = picture_structure; h->droppable = droppable; h->frame_num = frame_num; h->mb_field_decoding_flag = picture_structure != PICT_FRAME; if (h0->current_slice == 0) { /* Shorten frame num gaps so we don't have to allocate reference * frames just to throw them away */ if (h->frame_num != h->prev_frame_num) { int unwrap_prev_frame_num = h->prev_frame_num; int max_frame_num = 1 << h->sps.log2_max_frame_num; if (unwrap_prev_frame_num > h->frame_num) unwrap_prev_frame_num -= max_frame_num; if ((h->frame_num - unwrap_prev_frame_num) > h->sps.ref_frame_count) { unwrap_prev_frame_num = (h->frame_num - h->sps.ref_frame_count) - 1; if (unwrap_prev_frame_num < 0) unwrap_prev_frame_num += max_frame_num; h->prev_frame_num = unwrap_prev_frame_num; } } /* See if we have a decoded first field looking for a pair... * Here, we're using that to see if we should mark previously * decode frames as "finished". * We have to do that before the "dummy" in-between frame allocation, * since that can modify h->cur_pic_ptr. */ if (h0->first_field) { assert(h0->cur_pic_ptr); assert(h0->cur_pic_ptr->f.buf[0]); assert(h0->cur_pic_ptr->reference != DELAYED_PIC_REF); /* Mark old field/frame as completed */ if (h0->cur_pic_ptr->tf.owner == h0->avctx) { ff_thread_report_progress(&h0->cur_pic_ptr->tf, INT_MAX, last_pic_structure == PICT_BOTTOM_FIELD); } /* figure out if we have a complementary field pair */ if (!FIELD_PICTURE(h) || h->picture_structure == last_pic_structure) { /* Previous field is unmatched. Don't display it, but let it * remain for reference if marked as such. */ if (last_pic_structure != PICT_FRAME) { ff_thread_report_progress(&h0->cur_pic_ptr->tf, INT_MAX, last_pic_structure == PICT_TOP_FIELD); } } else { if (h0->cur_pic_ptr->frame_num != h->frame_num) { /* This and previous field were reference, but had * different frame_nums. Consider this field first in * pair. Throw away previous field except for reference * purposes. */ if (last_pic_structure != PICT_FRAME) { ff_thread_report_progress(&h0->cur_pic_ptr->tf, INT_MAX, last_pic_structure == PICT_TOP_FIELD); } } else { /* Second field in complementary pair */ if (!((last_pic_structure == PICT_TOP_FIELD && h->picture_structure == PICT_BOTTOM_FIELD) || (last_pic_structure == PICT_BOTTOM_FIELD && h->picture_structure == PICT_TOP_FIELD))) { av_log(h->avctx, AV_LOG_ERROR, "Invalid field mode combination %d/%d\n", last_pic_structure, h->picture_structure); h->picture_structure = last_pic_structure; h->droppable = last_pic_droppable; return AVERROR_INVALIDDATA; } else if (last_pic_droppable != h->droppable) { avpriv_request_sample(h->avctx, "Found reference and non-reference fields in the same frame, which"); h->picture_structure = last_pic_structure; h->droppable = last_pic_droppable; return AVERROR_PATCHWELCOME; } } } } while (h->frame_num != h->prev_frame_num && !h0->first_field && h->frame_num != (h->prev_frame_num + 1) % (1 << h->sps.log2_max_frame_num)) { H264Picture *prev = h->short_ref_count ? h->short_ref[0] : NULL; av_log(h->avctx, AV_LOG_DEBUG, "Frame num gap %d %d\n", h->frame_num, h->prev_frame_num); if (!h->sps.gaps_in_frame_num_allowed_flag) for(i=0; i<FF_ARRAY_ELEMS(h->last_pocs); i++) h->last_pocs[i] = INT_MIN; ret = h264_frame_start(h); if (ret < 0) { h0->first_field = 0; return ret; } h->prev_frame_num++; h->prev_frame_num %= 1 << h->sps.log2_max_frame_num; h->cur_pic_ptr->frame_num = h->prev_frame_num; h->cur_pic_ptr->invalid_gap = !h->sps.gaps_in_frame_num_allowed_flag; ff_thread_report_progress(&h->cur_pic_ptr->tf, INT_MAX, 0); ff_thread_report_progress(&h->cur_pic_ptr->tf, INT_MAX, 1); ret = ff_generate_sliding_window_mmcos(h, 1); if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE)) return ret; ret = ff_h264_execute_ref_pic_marking(h, h->mmco, h->mmco_index); if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE)) return ret; /* Error concealment: If a ref is missing, copy the previous ref * in its place. * FIXME: Avoiding a memcpy would be nice, but ref handling makes * many assumptions about there being no actual duplicates. * FIXME: This does not copy padding for out-of-frame motion * vectors. Given we are concealing a lost frame, this probably * is not noticeable by comparison, but it should be fixed. */ if (h->short_ref_count) { if (prev) { av_image_copy(h->short_ref[0]->f.data, h->short_ref[0]->f.linesize, (const uint8_t **)prev->f.data, prev->f.linesize, h->avctx->pix_fmt, h->mb_width * 16, h->mb_height * 16); h->short_ref[0]->poc = prev->poc + 2; } h->short_ref[0]->frame_num = h->prev_frame_num; } } /* See if we have a decoded first field looking for a pair... * We're using that to see whether to continue decoding in that * frame, or to allocate a new one. */ if (h0->first_field) { assert(h0->cur_pic_ptr); assert(h0->cur_pic_ptr->f.buf[0]); assert(h0->cur_pic_ptr->reference != DELAYED_PIC_REF); /* figure out if we have a complementary field pair */ if (!FIELD_PICTURE(h) || h->picture_structure == last_pic_structure) { /* Previous field is unmatched. Don't display it, but let it * remain for reference if marked as such. */ h0->missing_fields ++; h0->cur_pic_ptr = NULL; h0->first_field = FIELD_PICTURE(h); } else { h0->missing_fields = 0; if (h0->cur_pic_ptr->frame_num != h->frame_num) { ff_thread_report_progress(&h0->cur_pic_ptr->tf, INT_MAX, h0->picture_structure==PICT_BOTTOM_FIELD); /* This and the previous field had different frame_nums. * Consider this field first in pair. Throw away previous * one except for reference purposes. */ h0->first_field = 1; h0->cur_pic_ptr = NULL; } else { /* Second field in complementary pair */ h0->first_field = 0; } } } else { /* Frame or first field in a potentially complementary pair */ h0->first_field = FIELD_PICTURE(h); } if (!FIELD_PICTURE(h) || h0->first_field) { if (h264_frame_start(h) < 0) { h0->first_field = 0; return AVERROR_INVALIDDATA; } } else { release_unused_pictures(h, 0); } /* Some macroblocks can be accessed before they're available in case * of lost slices, MBAFF or threading. */ if (FIELD_PICTURE(h)) { for(i = (h->picture_structure == PICT_BOTTOM_FIELD); i<h->mb_height; i++) memset(h->slice_table + i*h->mb_stride, -1, (h->mb_stride - (i+1==h->mb_height)) * sizeof(*h->slice_table)); } else { memset(h->slice_table, -1, (h->mb_height * h->mb_stride - 1) * sizeof(*h->slice_table)); } h0->last_slice_type = -1; } if (h != h0 && (ret = clone_slice(h, h0)) < 0) return ret; /* can't be in alloc_tables because linesize isn't known there. * FIXME: redo bipred weight to not require extra buffer? */ for (i = 0; i < h->slice_context_count; i++) if (h->thread_context[i]) { ret = alloc_scratch_buffers(h->thread_context[i], h->linesize); if (ret < 0) return ret; } h->cur_pic_ptr->frame_num = h->frame_num; // FIXME frame_num cleanup av_assert1(h->mb_num == h->mb_width * h->mb_height); if (first_mb_in_slice << FIELD_OR_MBAFF_PICTURE(h) >= h->mb_num || first_mb_in_slice >= h->mb_num) { av_log(h->avctx, AV_LOG_ERROR, "first_mb_in_slice overflow\n"); return AVERROR_INVALIDDATA; } h->resync_mb_x = h->mb_x = first_mb_in_slice % h->mb_width; h->resync_mb_y = h->mb_y = (first_mb_in_slice / h->mb_width) << FIELD_OR_MBAFF_PICTURE(h); if (h->picture_structure == PICT_BOTTOM_FIELD) h->resync_mb_y = h->mb_y = h->mb_y + 1; av_assert1(h->mb_y < h->mb_height); if (h->picture_structure == PICT_FRAME) { h->curr_pic_num = h->frame_num; h->max_pic_num = 1 << h->sps.log2_max_frame_num; } else { h->curr_pic_num = 2 * h->frame_num + 1; h->max_pic_num = 1 << (h->sps.log2_max_frame_num + 1); } if (h->nal_unit_type == NAL_IDR_SLICE) get_ue_golomb(&h->gb); /* idr_pic_id */ if (h->sps.poc_type == 0) { h->poc_lsb = get_bits(&h->gb, h->sps.log2_max_poc_lsb); if (h->pps.pic_order_present == 1 && h->picture_structure == PICT_FRAME) h->delta_poc_bottom = get_se_golomb(&h->gb); } if (h->sps.poc_type == 1 && !h->sps.delta_pic_order_always_zero_flag) { h->delta_poc[0] = get_se_golomb(&h->gb); if (h->pps.pic_order_present == 1 && h->picture_structure == PICT_FRAME) h->delta_poc[1] = get_se_golomb(&h->gb); } ff_init_poc(h, h->cur_pic_ptr->field_poc, &h->cur_pic_ptr->poc); if (h->pps.redundant_pic_cnt_present) h->redundant_pic_count = get_ue_golomb(&h->gb); ret = ff_set_ref_count(h); if (ret < 0) return ret; if (slice_type != AV_PICTURE_TYPE_I && (h0->current_slice == 0 || slice_type != h0->last_slice_type || memcmp(h0->last_ref_count, h0->ref_count, sizeof(h0->ref_count)))) { ff_h264_fill_default_ref_list(h); } if (h->slice_type_nos != AV_PICTURE_TYPE_I) { ret = ff_h264_decode_ref_pic_list_reordering(h); if (ret < 0) { h->ref_count[1] = h->ref_count[0] = 0; return ret; } } if ((h->pps.weighted_pred && h->slice_type_nos == AV_PICTURE_TYPE_P) || (h->pps.weighted_bipred_idc == 1 && h->slice_type_nos == AV_PICTURE_TYPE_B)) ff_pred_weight_table(h); else if (h->pps.weighted_bipred_idc == 2 && h->slice_type_nos == AV_PICTURE_TYPE_B) { implicit_weight_table(h, -1); } else { h->use_weight = 0; for (i = 0; i < 2; i++) { h->luma_weight_flag[i] = 0; h->chroma_weight_flag[i] = 0; } } // If frame-mt is enabled, only update mmco tables for the first slice // in a field. Subsequent slices can temporarily clobber h->mmco_index // or h->mmco, which will cause ref list mix-ups and decoding errors // further down the line. This may break decoding if the first slice is // corrupt, thus we only do this if frame-mt is enabled. if (h->nal_ref_idc) { ret = ff_h264_decode_ref_pic_marking(h0, &h->gb, !(h->avctx->active_thread_type & FF_THREAD_FRAME) || h0->current_slice == 0); if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE)) return AVERROR_INVALIDDATA; } if (FRAME_MBAFF(h)) { ff_h264_fill_mbaff_ref_list(h); if (h->pps.weighted_bipred_idc == 2 && h->slice_type_nos == AV_PICTURE_TYPE_B) { implicit_weight_table(h, 0); implicit_weight_table(h, 1); } } if (h->slice_type_nos == AV_PICTURE_TYPE_B && !h->direct_spatial_mv_pred) ff_h264_direct_dist_scale_factor(h); ff_h264_direct_ref_list_init(h); if (h->slice_type_nos != AV_PICTURE_TYPE_I && h->pps.cabac) { tmp = get_ue_golomb_31(&h->gb); if (tmp > 2) { av_log(h->avctx, AV_LOG_ERROR, "cabac_init_idc %u overflow\n", tmp); return AVERROR_INVALIDDATA; } h->cabac_init_idc = tmp; } h->last_qscale_diff = 0; tmp = h->pps.init_qp + get_se_golomb(&h->gb); if (tmp > 51 + 6 * (h->sps.bit_depth_luma - 8)) { av_log(h->avctx, AV_LOG_ERROR, "QP %u out of range\n", tmp); return AVERROR_INVALIDDATA; } h->qscale = tmp; h->chroma_qp[0] = get_chroma_qp(h, 0, h->qscale); h->chroma_qp[1] = get_chroma_qp(h, 1, h->qscale); // FIXME qscale / qp ... stuff if (h->slice_type == AV_PICTURE_TYPE_SP) get_bits1(&h->gb); /* sp_for_switch_flag */ if (h->slice_type == AV_PICTURE_TYPE_SP || h->slice_type == AV_PICTURE_TYPE_SI) get_se_golomb(&h->gb); /* slice_qs_delta */ h->deblocking_filter = 1; h->slice_alpha_c0_offset = 0; h->slice_beta_offset = 0; if (h->pps.deblocking_filter_parameters_present) { tmp = get_ue_golomb_31(&h->gb); if (tmp > 2) { av_log(h->avctx, AV_LOG_ERROR, "deblocking_filter_idc %u out of range\n", tmp); return AVERROR_INVALIDDATA; } h->deblocking_filter = tmp; if (h->deblocking_filter < 2) h->deblocking_filter ^= 1; // 1<->0 if (h->deblocking_filter) { h->slice_alpha_c0_offset = get_se_golomb(&h->gb) * 2; h->slice_beta_offset = get_se_golomb(&h->gb) * 2; if (h->slice_alpha_c0_offset > 12 || h->slice_alpha_c0_offset < -12 || h->slice_beta_offset > 12 || h->slice_beta_offset < -12) { av_log(h->avctx, AV_LOG_ERROR, "deblocking filter parameters %d %d out of range\n", h->slice_alpha_c0_offset, h->slice_beta_offset); return AVERROR_INVALIDDATA; } } } if (h->avctx->skip_loop_filter >= AVDISCARD_ALL || (h->avctx->skip_loop_filter >= AVDISCARD_NONKEY && h->nal_unit_type != NAL_IDR_SLICE) || (h->avctx->skip_loop_filter >= AVDISCARD_NONINTRA && h->slice_type_nos != AV_PICTURE_TYPE_I) || (h->avctx->skip_loop_filter >= AVDISCARD_BIDIR && h->slice_type_nos == AV_PICTURE_TYPE_B) || (h->avctx->skip_loop_filter >= AVDISCARD_NONREF && h->nal_ref_idc == 0)) h->deblocking_filter = 0; if (h->deblocking_filter == 1 && h0->max_contexts > 1) { if (h->avctx->flags2 & CODEC_FLAG2_FAST) { /* Cheat slightly for speed: * Do not bother to deblock across slices. */ h->deblocking_filter = 2; } else { h0->max_contexts = 1; if (!h0->single_decode_warning) { av_log(h->avctx, AV_LOG_INFO, "Cannot parallelize slice decoding with deblocking filter type 1, decoding such frames in sequential order\n" "To parallelize slice decoding you need video encoded with disable_deblocking_filter_idc set to 2 (deblock only edges that do not cross slices).\n" "Setting the flags2 libavcodec option to +fast (-flags2 +fast) will disable deblocking across slices and enable parallel slice decoding " "but will generate non-standard-compliant output.\n"); h0->single_decode_warning = 1; } if (h != h0) { av_log(h->avctx, AV_LOG_ERROR, "Deblocking switched inside frame.\n"); return SLICE_SINGLETHREAD; } } } h->qp_thresh = 15 - FFMIN(h->slice_alpha_c0_offset, h->slice_beta_offset) - FFMAX3(0, h->pps.chroma_qp_index_offset[0], h->pps.chroma_qp_index_offset[1]) + 6 * (h->sps.bit_depth_luma - 8); h0->last_slice_type = slice_type; memcpy(h0->last_ref_count, h0->ref_count, sizeof(h0->last_ref_count)); h->slice_num = ++h0->current_slice; if (h->slice_num) h0->slice_row[(h->slice_num-1)&(MAX_SLICES-1)]= h->resync_mb_y; if ( h0->slice_row[h->slice_num&(MAX_SLICES-1)] + 3 >= h->resync_mb_y && h0->slice_row[h->slice_num&(MAX_SLICES-1)] <= h->resync_mb_y && h->slice_num >= MAX_SLICES) { //in case of ASO this check needs to be updated depending on how we decide to assign slice numbers in this case av_log(h->avctx, AV_LOG_WARNING, "Possibly too many slices (%d >= %d), increase MAX_SLICES and recompile if there are artifacts\n", h->slice_num, MAX_SLICES); } for (j = 0; j < 2; j++) { int id_list[16]; int *ref2frm = h->ref2frm[h->slice_num & (MAX_SLICES - 1)][j]; for (i = 0; i < 16; i++) { id_list[i] = 60; if (j < h->list_count && i < h->ref_count[j] && h->ref_list[j][i].f.buf[0]) { int k; AVBuffer *buf = h->ref_list[j][i].f.buf[0]->buffer; for (k = 0; k < h->short_ref_count; k++) if (h->short_ref[k]->f.buf[0]->buffer == buf) { id_list[i] = k; break; } for (k = 0; k < h->long_ref_count; k++) if (h->long_ref[k] && h->long_ref[k]->f.buf[0]->buffer == buf) { id_list[i] = h->short_ref_count + k; break; } } } ref2frm[0] = ref2frm[1] = -1; for (i = 0; i < 16; i++) ref2frm[i + 2] = 4 * id_list[i] + (h->ref_list[j][i].reference & 3); ref2frm[18 + 0] = ref2frm[18 + 1] = -1; for (i = 16; i < 48; i++) ref2frm[i + 4] = 4 * id_list[(i - 16) >> 1] + (h->ref_list[j][i].reference & 3); } h0->au_pps_id = pps_id; h->sps.new = h0->sps_buffers[h->pps.sps_id]->new = 0; h->current_sps_id = h->pps.sps_id; if (h->avctx->debug & FF_DEBUG_PICT_INFO) { av_log(h->avctx, AV_LOG_DEBUG, "slice:%d %s mb:%d %c%s%s pps:%u frame:%d poc:%d/%d ref:%d/%d qp:%d loop:%d:%d:%d weight:%d%s %s\n", h->slice_num, (h->picture_structure == PICT_FRAME ? "F" : h->picture_structure == PICT_TOP_FIELD ? "T" : "B"), first_mb_in_slice, av_get_picture_type_char(h->slice_type), h->slice_type_fixed ? " fix" : "", h->nal_unit_type == NAL_IDR_SLICE ? " IDR" : "", pps_id, h->frame_num, h->cur_pic_ptr->field_poc[0], h->cur_pic_ptr->field_poc[1], h->ref_count[0], h->ref_count[1], h->qscale, h->deblocking_filter, h->slice_alpha_c0_offset, h->slice_beta_offset, h->use_weight, h->use_weight == 1 && h->use_weight_chroma ? "c" : "", h->slice_type == AV_PICTURE_TYPE_B ? (h->direct_spatial_mv_pred ? "SPAT" : "TEMP") : ""); } return 0; }
19,242
FFmpeg
13705b69ebe9e375fdb52469760a0fbb5f593cc1
1
static void spatial_compose53i_dy_buffered(dwt_compose_t *cs, slice_buffer * sb, int width, int height, int stride_line){ int y= cs->y; int mirror0 = mirror(y-1, height-1); int mirror1 = mirror(y , height-1); int mirror2 = mirror(y+1, height-1); int mirror3 = mirror(y+2, height-1); DWTELEM *b0= cs->b0; DWTELEM *b1= cs->b1; DWTELEM *b2= slice_buffer_get_line(sb, mirror2 * stride_line); DWTELEM *b3= slice_buffer_get_line(sb, mirror3 * stride_line); {START_TIMER if(mirror1 <= mirror3) vertical_compose53iL0(b1, b2, b3, width); if(mirror0 <= mirror2) vertical_compose53iH0(b0, b1, b2, width); STOP_TIMER("vertical_compose53i*")} {START_TIMER if(y-1 >= 0) horizontal_compose53i(b0, width); if(mirror0 <= mirror2) horizontal_compose53i(b1, width); STOP_TIMER("horizontal_compose53i")} cs->b0 = b2; cs->b1 = b3; cs->y += 2; }
19,244
qemu
a8f2e5c8fffbaf7fbd4f0efc8efbeebade78008f
1
void virtio_scsi_handle_ctrl_req(VirtIOSCSI *s, VirtIOSCSIReq *req) { VirtIODevice *vdev = (VirtIODevice *)s; uint32_t type; int r = 0; if (iov_to_buf(req->elem.out_sg, req->elem.out_num, 0, &type, sizeof(type)) < sizeof(type)) { virtio_scsi_bad_req(); return; } virtio_tswap32s(vdev, &type); if (type == VIRTIO_SCSI_T_TMF) { if (virtio_scsi_parse_req(req, sizeof(VirtIOSCSICtrlTMFReq), sizeof(VirtIOSCSICtrlTMFResp)) < 0) { virtio_scsi_bad_req(); } else { r = virtio_scsi_do_tmf(s, req); } } else if (type == VIRTIO_SCSI_T_AN_QUERY || type == VIRTIO_SCSI_T_AN_SUBSCRIBE) { if (virtio_scsi_parse_req(req, sizeof(VirtIOSCSICtrlANReq), sizeof(VirtIOSCSICtrlANResp)) < 0) { virtio_scsi_bad_req(); } else { req->resp.an.event_actual = 0; req->resp.an.response = VIRTIO_SCSI_S_OK; } } if (r == 0) { virtio_scsi_complete_req(req); } else { assert(r == -EINPROGRESS); } }
19,246
FFmpeg
b7dc6f662868fbdad779c61c233b1d19d8b89d3c
1
inline static void RENAME(hcscale)(uint16_t *dst, int dstWidth, uint8_t *src1, uint8_t *src2, int srcW, int xInc, int flags, int canMMX2BeUsed, int16_t *hChrFilter, int16_t *hChrFilterPos, int hChrFilterSize, void *funnyUVCode, int srcFormat, uint8_t *formatConvBuffer) { if(srcFormat==IMGFMT_YUY2) { RENAME(yuy2ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW); src1= formatConvBuffer; src2= formatConvBuffer+2048; } else if(srcFormat==IMGFMT_BGR32) { RENAME(bgr32ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW); src1= formatConvBuffer; src2= formatConvBuffer+2048; } else if(srcFormat==IMGFMT_BGR24) { RENAME(bgr24ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW); src1= formatConvBuffer; src2= formatConvBuffer+2048; } else if(srcFormat==IMGFMT_BGR16) { RENAME(bgr16ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW); src1= formatConvBuffer; src2= formatConvBuffer+2048; } else if(srcFormat==IMGFMT_BGR15) { RENAME(bgr15ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW); src1= formatConvBuffer; src2= formatConvBuffer+2048; } else if(srcFormat==IMGFMT_RGB32) { RENAME(rgb32ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW); src1= formatConvBuffer; src2= formatConvBuffer+2048; } else if(srcFormat==IMGFMT_RGB24) { RENAME(rgb24ToUV)(formatConvBuffer, formatConvBuffer+2048, src1, src2, srcW); src1= formatConvBuffer; src2= formatConvBuffer+2048; } else if(isGray(srcFormat)) { return; } #ifdef HAVE_MMX // use the new MMX scaler if th mmx2 cant be used (its faster than the x86asm one) if(!(flags&SWS_FAST_BILINEAR) || (!canMMX2BeUsed)) #else if(!(flags&SWS_FAST_BILINEAR)) #endif { RENAME(hScale)(dst , dstWidth, src1, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize); RENAME(hScale)(dst+2048, dstWidth, src2, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize); } else // Fast Bilinear upscale / crap downscale { #ifdef ARCH_X86 #ifdef HAVE_MMX2 int i; if(canMMX2BeUsed) { asm volatile( "pxor %%mm7, %%mm7 \n\t" "pxor %%mm2, %%mm2 \n\t" // 2*xalpha "movd %5, %%mm6 \n\t" // xInc&0xFFFF "punpcklwd %%mm6, %%mm6 \n\t" "punpcklwd %%mm6, %%mm6 \n\t" "movq %%mm6, %%mm2 \n\t" "psllq $16, %%mm2 \n\t" "paddw %%mm6, %%mm2 \n\t" "psllq $16, %%mm2 \n\t" "paddw %%mm6, %%mm2 \n\t" "psllq $16, %%mm2 \n\t" //0,t,2t,3t t=xInc&0xFFFF "movq %%mm2, %%mm4 \n\t" "movd %4, %%mm6 \n\t" //(xInc*4)&0xFFFF "punpcklwd %%mm6, %%mm6 \n\t" "punpcklwd %%mm6, %%mm6 \n\t" "xorl %%eax, %%eax \n\t" // i "movl %0, %%esi \n\t" // src "movl %1, %%edi \n\t" // buf1 "movl %3, %%edx \n\t" // (xInc*4)>>16 "xorl %%ecx, %%ecx \n\t" "xorl %%ebx, %%ebx \n\t" "movw %4, %%bx \n\t" // (xInc*4)&0xFFFF #define FUNNYUVCODE \ PREFETCH" 1024(%%esi) \n\t"\ PREFETCH" 1056(%%esi) \n\t"\ PREFETCH" 1088(%%esi) \n\t"\ "call *%7 \n\t"\ "movq %%mm4, %%mm2 \n\t"\ "xorl %%ecx, %%ecx \n\t" FUNNYUVCODE FUNNYUVCODE FUNNYUVCODE FUNNYUVCODE FUNNYUVCODE FUNNYUVCODE FUNNYUVCODE FUNNYUVCODE "xorl %%eax, %%eax \n\t" // i "movl %6, %%esi \n\t" // src "movl %1, %%edi \n\t" // buf1 "addl $4096, %%edi \n\t" FUNNYUVCODE FUNNYUVCODE FUNNYUVCODE FUNNYUVCODE FUNNYUVCODE FUNNYUVCODE FUNNYUVCODE FUNNYUVCODE :: "m" (src1), "m" (dst), "m" (dstWidth), "m" ((xInc*4)>>16), "m" ((xInc*4)&0xFFFF), "m" (xInc&0xFFFF), "m" (src2), "m" (funnyUVCode) : "%eax", "%ebx", "%ecx", "%edx", "%esi", "%edi" ); for(i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) { // printf("%d %d %d\n", dstWidth, i, srcW); dst[i] = src1[srcW-1]*128; dst[i+2048] = src2[srcW-1]*128; } } else { #endif asm volatile( "xorl %%eax, %%eax \n\t" // i "xorl %%ebx, %%ebx \n\t" // xx "xorl %%ecx, %%ecx \n\t" // 2*xalpha ".balign 16 \n\t" "1: \n\t" "movl %0, %%esi \n\t" "movzbl (%%esi, %%ebx), %%edi \n\t" //src[xx] "movzbl 1(%%esi, %%ebx), %%esi \n\t" //src[xx+1] "subl %%edi, %%esi \n\t" //src[xx+1] - src[xx] "imull %%ecx, %%esi \n\t" //(src[xx+1] - src[xx])*2*xalpha "shll $16, %%edi \n\t" "addl %%edi, %%esi \n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha) "movl %1, %%edi \n\t" "shrl $9, %%esi \n\t" "movw %%si, (%%edi, %%eax, 2) \n\t" "movzbl (%5, %%ebx), %%edi \n\t" //src[xx] "movzbl 1(%5, %%ebx), %%esi \n\t" //src[xx+1] "subl %%edi, %%esi \n\t" //src[xx+1] - src[xx] "imull %%ecx, %%esi \n\t" //(src[xx+1] - src[xx])*2*xalpha "shll $16, %%edi \n\t" "addl %%edi, %%esi \n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha) "movl %1, %%edi \n\t" "shrl $9, %%esi \n\t" "movw %%si, 4096(%%edi, %%eax, 2)\n\t" "addw %4, %%cx \n\t" //2*xalpha += xInc&0xFF "adcl %3, %%ebx \n\t" //xx+= xInc>>8 + carry "addl $1, %%eax \n\t" "cmpl %2, %%eax \n\t" " jb 1b \n\t" :: "m" (src1), "m" (dst), "m" (dstWidth), "m" (xInc>>16), "m" (xInc&0xFFFF), "r" (src2) : "%eax", "%ebx", "%ecx", "%edi", "%esi" ); #ifdef HAVE_MMX2 } //if MMX2 cant be used #endif #else int i; unsigned int xpos=0; for(i=0;i<dstWidth;i++) { register unsigned int xx=xpos>>16; register unsigned int xalpha=(xpos&0xFFFF)>>9; dst[i]=(src1[xx]*(xalpha^127)+src1[xx+1]*xalpha); dst[i+2048]=(src2[xx]*(xalpha^127)+src2[xx+1]*xalpha); /* slower dst[i]= (src1[xx]<<7) + (src1[xx+1] - src1[xx])*xalpha; dst[i+2048]=(src2[xx]<<7) + (src2[xx+1] - src2[xx])*xalpha; */ xpos+=xInc; } #endif } }
19,247
FFmpeg
a8d67efa53dae1d14614e3a7bd4e77e4eab066ab
0
static uint64_t sniff_channel_order(uint8_t (*layout_map)[3], int tags) { int i, n, total_non_cc_elements; struct elem_to_channel e2c_vec[MAX_ELEM_ID] = {{ 0 }}; int num_front_channels, num_side_channels, num_back_channels; uint64_t layout; i = 0; num_front_channels = count_paired_channels(layout_map, tags, AAC_CHANNEL_FRONT, &i); if (num_front_channels < 0) return 0; num_side_channels = count_paired_channels(layout_map, tags, AAC_CHANNEL_SIDE, &i); if (num_side_channels < 0) return 0; num_back_channels = count_paired_channels(layout_map, tags, AAC_CHANNEL_BACK, &i); if (num_back_channels < 0) return 0; i = 0; if (num_front_channels & 1) { e2c_vec[i] = (struct elem_to_channel) { .av_position = AV_CH_FRONT_CENTER, .syn_ele = TYPE_SCE, .elem_id = layout_map[i][1], .aac_position = AAC_CHANNEL_FRONT }; i++; num_front_channels--; } if (num_front_channels >= 4) { i += assign_pair(e2c_vec, layout_map, i, tags, AV_CH_FRONT_LEFT_OF_CENTER, AV_CH_FRONT_RIGHT_OF_CENTER, AAC_CHANNEL_FRONT); num_front_channels -= 2; } if (num_front_channels >= 2) { i += assign_pair(e2c_vec, layout_map, i, tags, AV_CH_FRONT_LEFT, AV_CH_FRONT_RIGHT, AAC_CHANNEL_FRONT); num_front_channels -= 2; } while (num_front_channels >= 2) { i += assign_pair(e2c_vec, layout_map, i, tags, UINT64_MAX, UINT64_MAX, AAC_CHANNEL_FRONT); num_front_channels -= 2; } if (num_side_channels >= 2) { i += assign_pair(e2c_vec, layout_map, i, tags, AV_CH_SIDE_LEFT, AV_CH_SIDE_RIGHT, AAC_CHANNEL_FRONT); num_side_channels -= 2; } while (num_side_channels >= 2) { i += assign_pair(e2c_vec, layout_map, i, tags, UINT64_MAX, UINT64_MAX, AAC_CHANNEL_SIDE); num_side_channels -= 2; } while (num_back_channels >= 4) { i += assign_pair(e2c_vec, layout_map, i, tags, UINT64_MAX, UINT64_MAX, AAC_CHANNEL_BACK); num_back_channels -= 2; } if (num_back_channels >= 2) { i += assign_pair(e2c_vec, layout_map, i, tags, AV_CH_BACK_LEFT, AV_CH_BACK_RIGHT, AAC_CHANNEL_BACK); num_back_channels -= 2; } if (num_back_channels) { e2c_vec[i] = (struct elem_to_channel) { .av_position = AV_CH_BACK_CENTER, .syn_ele = TYPE_SCE, .elem_id = layout_map[i][1], .aac_position = AAC_CHANNEL_BACK }; i++; num_back_channels--; } if (i < tags && layout_map[i][2] == AAC_CHANNEL_LFE) { e2c_vec[i] = (struct elem_to_channel) { .av_position = AV_CH_LOW_FREQUENCY, .syn_ele = TYPE_LFE, .elem_id = layout_map[i][1], .aac_position = AAC_CHANNEL_LFE }; i++; } while (i < tags && layout_map[i][2] == AAC_CHANNEL_LFE) { e2c_vec[i] = (struct elem_to_channel) { .av_position = UINT64_MAX, .syn_ele = TYPE_LFE, .elem_id = layout_map[i][1], .aac_position = AAC_CHANNEL_LFE }; i++; } // Must choose a stable sort total_non_cc_elements = n = i; do { int next_n = 0; for (i = 1; i < n; i++) { if (e2c_vec[i-1].av_position > e2c_vec[i].av_position) { FFSWAP(struct elem_to_channel, e2c_vec[i-1], e2c_vec[i]); next_n = i; } } n = next_n; } while (n > 0); layout = 0; for (i = 0; i < total_non_cc_elements; i++) { layout_map[i][0] = e2c_vec[i].syn_ele; layout_map[i][1] = e2c_vec[i].elem_id; layout_map[i][2] = e2c_vec[i].aac_position; if (e2c_vec[i].av_position != UINT64_MAX) { layout |= e2c_vec[i].av_position; } } return layout; }
19,249
FFmpeg
ded5957d75def70d2f1fc1c1eae079230004974b
0
static int film_read_header(AVFormatContext *s) { FilmDemuxContext *film = s->priv_data; AVIOContext *pb = s->pb; AVStream *st; unsigned char scratch[256]; int i, ret; unsigned int data_offset; unsigned int audio_frame_counter; film->sample_table = NULL; film->stereo_buffer = NULL; film->stereo_buffer_size = 0; /* load the main FILM header */ if (avio_read(pb, scratch, 16) != 16) return AVERROR(EIO); data_offset = AV_RB32(&scratch[4]); film->version = AV_RB32(&scratch[8]); /* load the FDSC chunk */ if (film->version == 0) { /* special case for Lemmings .film files; 20-byte header */ if (avio_read(pb, scratch, 20) != 20) return AVERROR(EIO); /* make some assumptions about the audio parameters */ film->audio_type = AV_CODEC_ID_PCM_S8; film->audio_samplerate = 22050; film->audio_channels = 1; film->audio_bits = 8; } else { /* normal Saturn .cpk files; 32-byte header */ if (avio_read(pb, scratch, 32) != 32) return AVERROR(EIO); film->audio_samplerate = AV_RB16(&scratch[24]); film->audio_channels = scratch[21]; if (!film->audio_channels || film->audio_channels > 2) { av_log(s, AV_LOG_ERROR, "Invalid number of channels: %d\n", film->audio_channels); return AVERROR_INVALIDDATA; } film->audio_bits = scratch[22]; if (scratch[23] == 2) film->audio_type = AV_CODEC_ID_ADPCM_ADX; else if (film->audio_channels > 0) { if (film->audio_bits == 8) film->audio_type = AV_CODEC_ID_PCM_S8; else if (film->audio_bits == 16) film->audio_type = AV_CODEC_ID_PCM_S16BE; else film->audio_type = AV_CODEC_ID_NONE; } else film->audio_type = AV_CODEC_ID_NONE; } if (AV_RB32(&scratch[0]) != FDSC_TAG) return AVERROR_INVALIDDATA; if (AV_RB32(&scratch[8]) == CVID_TAG) { film->video_type = AV_CODEC_ID_CINEPAK; } else if (AV_RB32(&scratch[8]) == RAW_TAG) { film->video_type = AV_CODEC_ID_RAWVIDEO; } else { film->video_type = AV_CODEC_ID_NONE; } /* initialize the decoder streams */ if (film->video_type) { st = avformat_new_stream(s, NULL); if (!st) return AVERROR(ENOMEM); film->video_stream_index = st->index; st->codec->codec_type = AVMEDIA_TYPE_VIDEO; st->codec->codec_id = film->video_type; st->codec->codec_tag = 0; /* no fourcc */ st->codec->width = AV_RB32(&scratch[16]); st->codec->height = AV_RB32(&scratch[12]); if (film->video_type == AV_CODEC_ID_RAWVIDEO) { if (scratch[20] == 24) { st->codec->pix_fmt = AV_PIX_FMT_RGB24; } else { av_log(s, AV_LOG_ERROR, "raw video is using unhandled %dbpp\n", scratch[20]); return -1; } } } if (film->audio_type) { st = avformat_new_stream(s, NULL); if (!st) return AVERROR(ENOMEM); film->audio_stream_index = st->index; st->codec->codec_type = AVMEDIA_TYPE_AUDIO; st->codec->codec_id = film->audio_type; st->codec->codec_tag = 1; st->codec->channels = film->audio_channels; st->codec->sample_rate = film->audio_samplerate; if (film->audio_type == AV_CODEC_ID_ADPCM_ADX) { st->codec->bits_per_coded_sample = 18 * 8 / 32; st->codec->block_align = st->codec->channels * 18; st->need_parsing = AVSTREAM_PARSE_FULL; } else { st->codec->bits_per_coded_sample = film->audio_bits; st->codec->block_align = st->codec->channels * st->codec->bits_per_coded_sample / 8; } st->codec->bit_rate = st->codec->channels * st->codec->sample_rate * st->codec->bits_per_coded_sample; } /* load the sample table */ if (avio_read(pb, scratch, 16) != 16) return AVERROR(EIO); if (AV_RB32(&scratch[0]) != STAB_TAG) return AVERROR_INVALIDDATA; film->base_clock = AV_RB32(&scratch[8]); film->sample_count = AV_RB32(&scratch[12]); if(film->sample_count >= UINT_MAX / sizeof(film_sample)) return -1; film->sample_table = av_malloc(film->sample_count * sizeof(film_sample)); if (!film->sample_table) return AVERROR(ENOMEM); for (i = 0; i < s->nb_streams; i++) { st = s->streams[i]; if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) avpriv_set_pts_info(st, 33, 1, film->base_clock); else avpriv_set_pts_info(st, 64, 1, film->audio_samplerate); } audio_frame_counter = 0; for (i = 0; i < film->sample_count; i++) { /* load the next sample record and transfer it to an internal struct */ if (avio_read(pb, scratch, 16) != 16) { ret = AVERROR(EIO); goto fail; } film->sample_table[i].sample_offset = data_offset + AV_RB32(&scratch[0]); film->sample_table[i].sample_size = AV_RB32(&scratch[4]); if (film->sample_table[i].sample_size > INT_MAX / 4) { ret = AVERROR_INVALIDDATA; goto fail; } if (AV_RB32(&scratch[8]) == 0xFFFFFFFF) { film->sample_table[i].stream = film->audio_stream_index; film->sample_table[i].pts = audio_frame_counter; if (film->audio_type == AV_CODEC_ID_ADPCM_ADX) audio_frame_counter += (film->sample_table[i].sample_size * 32 / (18 * film->audio_channels)); else if (film->audio_type != AV_CODEC_ID_NONE) audio_frame_counter += (film->sample_table[i].sample_size / (film->audio_channels * film->audio_bits / 8)); } else { film->sample_table[i].stream = film->video_stream_index; film->sample_table[i].pts = AV_RB32(&scratch[8]) & 0x7FFFFFFF; film->sample_table[i].keyframe = (scratch[8] & 0x80) ? 0 : 1; } } film->current_sample = 0; return 0; fail: film_read_close(s); return ret; }
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