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0 | static int asf_read_packet(AVFormatContext *s, AVPacket *pkt) { ASFContext *asf = s->priv_data; ASFStream *asf_st = 0; ByteIOContext *pb = &s->pb; static int pc = 0; for (;;) { int rsize = 0; if (asf->packet_size_left < FRAME_HEADER_SIZE || asf->packet_segments < 0) { //asf->packet_size_left <= asf->packet_padsize) { int ret; //printf("PACKETLEFTSIZE %d\n", asf->packet_size_left); /* fail safe */ if (asf->packet_size_left) url_fskip(pb, asf->packet_size_left); if (asf->packet_padsize) url_fskip(pb, asf->packet_padsize); ret = asf_get_packet(s); //printf("READ ASF PACKET %d r:%d c:%d\n", ret, asf->packet_size_left, pc++); if (ret < 0) return -EIO; asf->packet_time_start = 0; continue; } if (asf->packet_time_start == 0) { int num; if (--asf->packet_segments < 0) continue; /* read frame header */ num = get_byte(pb); rsize++; asf->packet_key_frame = (num & 0x80) >> 7; asf->stream_index = asf->asfid2avid[num & 0x7f]; if (asf->stream_index < 0) { /* unhandled packet (should not happen) */ url_fskip(pb, asf->packet_frag_size); asf->packet_size_left -= asf->packet_frag_size; printf("ff asf skip %d %d\n", asf->packet_frag_size, num &0x7f); continue; } asf->asf_st = s->streams[asf->stream_index]->priv_data; //printf("ASFST %p %d <> %d\n", asf->asf_st, asf->stream_index, num & 0x7f); // sequence should be ignored! DO_2BITS(asf->packet_property >> 4, asf->packet_seq, 0); DO_2BITS(asf->packet_property >> 2, asf->packet_frag_offset, 0); DO_2BITS(asf->packet_property, asf->packet_replic_size, 0); if (asf->packet_replic_size > 1) { // it should be always at least 8 bytes - FIXME validate asf->packet_obj_size = get_le32(pb); asf->packet_frag_timestamp = get_le32(pb); // timestamp rsize += asf->packet_replic_size; // FIXME - check validity } else { // multipacket - frag_offset is beginig timestamp asf->packet_time_start = asf->packet_frag_offset; asf->packet_frag_offset = 0; asf->packet_frag_timestamp = asf->packet_timestamp; if (asf->packet_replic_size == 1) { asf->packet_time_delta = get_byte(pb); rsize++; } } if (asf->packet_flags & 0x01) { DO_2BITS(asf->packet_segsizetype >> 6, asf->packet_frag_size, 0); // 0 is illegal //printf("Fragsize %d\n", asf->packet_frag_size); } else { asf->packet_frag_size = asf->packet_size_left - rsize; //printf("Using rest %d %d %d\n", asf->packet_frag_size, asf->packet_size_left, rsize); } if (asf->packet_replic_size == 1) { asf->packet_multi_size = asf->packet_frag_size; if (asf->packet_multi_size > asf->packet_size_left) { asf->packet_segments = 0; continue; } } #undef DO_2BITS asf->packet_size_left -= rsize; //printf("___objsize____ %d %d rs:%d\n", asf->packet_obj_size, asf->packet_frag_offset, rsize); } asf_st = asf->asf_st; if ((asf->packet_frag_offset != asf_st->frag_offset || (asf->packet_frag_offset && asf->packet_seq != asf_st->seq)) // seq should be ignored ) { /* cannot continue current packet: free it */ // FIXME better check if packet was already allocated printf("ff asf parser skips: %d - %d o:%d - %d %d %d fl:%d\n", asf_st->pkt.size, asf->packet_obj_size, asf->packet_frag_offset, asf_st->frag_offset, asf->packet_seq, asf_st->seq, asf->packet_frag_size); if (asf_st->pkt.size) av_free_packet(&asf_st->pkt); asf_st->frag_offset = 0; if (asf->packet_frag_offset != 0) { url_fskip(pb, asf->packet_frag_size); printf("ff asf parser skiping %db\n", asf->packet_frag_size); asf->packet_size_left -= asf->packet_frag_size; continue; } } if (asf->packet_replic_size == 1) { // frag_offset is here used as the begining timestamp asf->packet_frag_timestamp = asf->packet_time_start; asf->packet_time_start += asf->packet_time_delta; asf->packet_obj_size = asf->packet_frag_size = get_byte(pb); asf->packet_size_left--; asf->packet_multi_size--; if (asf->packet_multi_size < asf->packet_obj_size) { asf->packet_time_start = 0; url_fskip(pb, asf->packet_multi_size); asf->packet_size_left -= asf->packet_multi_size; continue; } asf->packet_multi_size -= asf->packet_obj_size; //printf("COMPRESS size %d %d %d ms:%d\n", asf->packet_obj_size, asf->packet_frag_timestamp, asf->packet_size_left, asf->packet_multi_size); } if (asf_st->frag_offset == 0) { /* new packet */ av_new_packet(&asf_st->pkt, asf->packet_obj_size); asf_st->seq = asf->packet_seq; asf_st->pkt.pts = asf->packet_frag_timestamp - asf->hdr.preroll; asf_st->pkt.stream_index = asf->stream_index; if (asf->packet_key_frame) asf_st->pkt.flags |= PKT_FLAG_KEY; } /* read data */ //printf("READ PACKET s:%d os:%d o:%d,%d l:%d DATA:%p\n", // asf->packet_size, asf_st->pkt.size, asf->packet_frag_offset, // asf_st->frag_offset, asf->packet_frag_size, asf_st->pkt.data); asf->packet_size_left -= asf->packet_frag_size; if (asf->packet_size_left < 0) continue; get_buffer(pb, asf_st->pkt.data + asf->packet_frag_offset, asf->packet_frag_size); asf_st->frag_offset += asf->packet_frag_size; /* test if whole packet is read */ if (asf_st->frag_offset == asf_st->pkt.size) { /* return packet */ if (asf_st->ds_span > 1) { /* packet descrambling */ char* newdata = av_malloc(asf_st->pkt.size); if (newdata) { int offset = 0; while (offset < asf_st->pkt.size) { int off = offset / asf_st->ds_chunk_size; int row = off / asf_st->ds_span; int col = off % asf_st->ds_span; int idx = row + col * asf_st->ds_packet_size / asf_st->ds_chunk_size; //printf("off:%d row:%d col:%d idx:%d\n", off, row, col, idx); memcpy(newdata + offset, asf_st->pkt.data + idx * asf_st->ds_chunk_size, asf_st->ds_chunk_size); offset += asf_st->ds_chunk_size; } av_free(asf_st->pkt.data); asf_st->pkt.data = newdata; } } asf_st->frag_offset = 0; memcpy(pkt, &asf_st->pkt, sizeof(AVPacket)); //printf("packet %d %d\n", asf_st->pkt.size, asf->packet_frag_size); asf_st->pkt.size = 0; asf_st->pkt.data = 0; break; // packet completed } } return 0; } | 15,322 |
0 | static int qdm2_decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt) { const uint8_t *buf = avpkt->data; int buf_size = avpkt->size; QDM2Context *s = avctx->priv_data; int16_t *out = data; int i; if(!buf) return 0; if(buf_size < s->checksum_size) return -1; av_log(avctx, AV_LOG_DEBUG, "decode(%d): %p[%d] -> %p[%d]\n", buf_size, buf, s->checksum_size, data, *data_size); for (i = 0; i < 16; i++) { if (qdm2_decode(s, buf, out) < 0) return -1; out += s->channels * s->frame_size; } *data_size = (uint8_t*)out - (uint8_t*)data; return s->checksum_size; } | 15,323 |
0 | static av_cold int xcbgrab_read_header(AVFormatContext *s) { XCBGrabContext *c = s->priv_data; int screen_num, ret; const xcb_setup_t *setup; char *display_name = av_strdup(s->filename); if (s->filename) { if (!display_name) return AVERROR(ENOMEM); if (!sscanf(s->filename, "%[^+]+%d,%d", display_name, &c->x, &c->y)) { *display_name = 0; sscanf(s->filename, "+%d,%d", &c->x, &c->y); } } c->conn = xcb_connect(display_name, &screen_num); av_freep(&display_name); if ((ret = xcb_connection_has_error(c->conn))) { av_log(s, AV_LOG_ERROR, "Cannot open display %s, error %d.\n", s->filename ? s->filename : "default", ret); return AVERROR(EIO); } setup = xcb_get_setup(c->conn); c->screen = get_screen(setup, screen_num); if (!c->screen) { av_log(s, AV_LOG_ERROR, "The screen %d does not exist.\n", screen_num); xcbgrab_read_close(s); return AVERROR(EIO); } #if CONFIG_LIBXCB_SHM c->segment = xcb_generate_id(c->conn); #endif ret = create_stream(s); if (ret < 0) { xcbgrab_read_close(s); return ret; } #if CONFIG_LIBXCB_SHM c->has_shm = check_shm(c->conn); #endif #if CONFIG_LIBXCB_XFIXES if (c->draw_mouse) { if (!(c->draw_mouse = check_xfixes(c->conn))) { av_log(s, AV_LOG_WARNING, "XFixes not available, cannot draw the mouse.\n"); } if (c->bpp < 24) { avpriv_report_missing_feature(s, "%d bits per pixel screen", c->bpp); c->draw_mouse = 0; } } #endif if (c->show_region) setup_window(s); return 0; } | 15,324 |
0 | H264_CHROMA_MC(put_ , op_put) H264_CHROMA_MC(avg_ , op_avg) #undef op_avg #undef op_put #define H264_LOWPASS(OPNAME, OP, OP2) \ static av_unused void FUNC(OPNAME ## h264_qpel2_h_lowpass)(uint8_t *p_dst, uint8_t *p_src, int dstStride, int srcStride){\ const int h=2;\ INIT_CLIP\ int i;\ pixel *dst = (pixel*)p_dst;\ pixel *src = (pixel*)p_src;\ dstStride >>= sizeof(pixel)-1;\ srcStride >>= sizeof(pixel)-1;\ for(i=0; i<h; i++)\ {\ OP(dst[0], (src[0]+src[1])*20 - (src[-1]+src[2])*5 + (src[-2]+src[3]));\ OP(dst[1], (src[1]+src[2])*20 - (src[0 ]+src[3])*5 + (src[-1]+src[4]));\ dst+=dstStride;\ src+=srcStride;\ }\ }\ \ static av_unused void FUNC(OPNAME ## h264_qpel2_v_lowpass)(uint8_t *p_dst, uint8_t *p_src, int dstStride, int srcStride){\ const int w=2;\ INIT_CLIP\ int i;\ pixel *dst = (pixel*)p_dst;\ pixel *src = (pixel*)p_src;\ dstStride >>= sizeof(pixel)-1;\ srcStride >>= sizeof(pixel)-1;\ for(i=0; i<w; i++)\ {\ const int srcB= src[-2*srcStride];\ const int srcA= src[-1*srcStride];\ const int src0= src[0 *srcStride];\ const int src1= src[1 *srcStride];\ const int src2= src[2 *srcStride];\ const int src3= src[3 *srcStride];\ const int src4= src[4 *srcStride];\ OP(dst[0*dstStride], (src0+src1)*20 - (srcA+src2)*5 + (srcB+src3));\ OP(dst[1*dstStride], (src1+src2)*20 - (src0+src3)*5 + (srcA+src4));\ dst++;\ src++;\ }\ }\ \ static av_unused void FUNC(OPNAME ## h264_qpel2_hv_lowpass)(uint8_t *p_dst, pixeltmp *tmp, uint8_t *p_src, int dstStride, int tmpStride, int srcStride){\ const int h=2;\ const int w=2;\ const int pad = (BIT_DEPTH > 9) ? (-10 * ((1<<BIT_DEPTH)-1)) : 0;\ INIT_CLIP\ int i;\ pixel *dst = (pixel*)p_dst;\ pixel *src = (pixel*)p_src;\ dstStride >>= sizeof(pixel)-1;\ srcStride >>= sizeof(pixel)-1;\ src -= 2*srcStride;\ for(i=0; i<h+5; i++)\ {\ tmp[0]= (src[0]+src[1])*20 - (src[-1]+src[2])*5 + (src[-2]+src[3]) + pad;\ tmp[1]= (src[1]+src[2])*20 - (src[0 ]+src[3])*5 + (src[-1]+src[4]) + pad;\ tmp+=tmpStride;\ src+=srcStride;\ }\ tmp -= tmpStride*(h+5-2);\ for(i=0; i<w; i++)\ {\ const int tmpB= tmp[-2*tmpStride] - pad;\ const int tmpA= tmp[-1*tmpStride] - pad;\ const int tmp0= tmp[0 *tmpStride] - pad;\ const int tmp1= tmp[1 *tmpStride] - pad;\ const int tmp2= tmp[2 *tmpStride] - pad;\ const int tmp3= tmp[3 *tmpStride] - pad;\ const int tmp4= tmp[4 *tmpStride] - pad;\ OP2(dst[0*dstStride], (tmp0+tmp1)*20 - (tmpA+tmp2)*5 + (tmpB+tmp3));\ OP2(dst[1*dstStride], (tmp1+tmp2)*20 - (tmp0+tmp3)*5 + (tmpA+tmp4));\ dst++;\ tmp++;\ }\ }\ static void FUNC(OPNAME ## h264_qpel4_h_lowpass)(uint8_t *p_dst, uint8_t *p_src, int dstStride, int srcStride){\ const int h=4;\ INIT_CLIP\ int i;\ pixel *dst = (pixel*)p_dst;\ pixel *src = (pixel*)p_src;\ dstStride >>= sizeof(pixel)-1;\ srcStride >>= sizeof(pixel)-1;\ for(i=0; i<h; i++)\ {\ OP(dst[0], (src[0]+src[1])*20 - (src[-1]+src[2])*5 + (src[-2]+src[3]));\ OP(dst[1], (src[1]+src[2])*20 - (src[0 ]+src[3])*5 + (src[-1]+src[4]));\ OP(dst[2], (src[2]+src[3])*20 - (src[1 ]+src[4])*5 + (src[0 ]+src[5]));\ OP(dst[3], (src[3]+src[4])*20 - (src[2 ]+src[5])*5 + (src[1 ]+src[6]));\ dst+=dstStride;\ src+=srcStride;\ }\ }\ \ static void FUNC(OPNAME ## h264_qpel4_v_lowpass)(uint8_t *p_dst, uint8_t *p_src, int dstStride, int srcStride){\ const int w=4;\ INIT_CLIP\ int i;\ pixel *dst = (pixel*)p_dst;\ pixel *src = (pixel*)p_src;\ dstStride >>= sizeof(pixel)-1;\ srcStride >>= sizeof(pixel)-1;\ for(i=0; i<w; i++)\ {\ const int srcB= src[-2*srcStride];\ const int srcA= src[-1*srcStride];\ const int src0= src[0 *srcStride];\ const int src1= src[1 *srcStride];\ const int src2= src[2 *srcStride];\ const int src3= src[3 *srcStride];\ const int src4= src[4 *srcStride];\ const int src5= src[5 *srcStride];\ const int src6= src[6 *srcStride];\ OP(dst[0*dstStride], (src0+src1)*20 - (srcA+src2)*5 + (srcB+src3));\ OP(dst[1*dstStride], (src1+src2)*20 - (src0+src3)*5 + (srcA+src4));\ OP(dst[2*dstStride], (src2+src3)*20 - (src1+src4)*5 + (src0+src5));\ OP(dst[3*dstStride], (src3+src4)*20 - (src2+src5)*5 + (src1+src6));\ dst++;\ src++;\ }\ }\ \ static void FUNC(OPNAME ## h264_qpel4_hv_lowpass)(uint8_t *p_dst, pixeltmp *tmp, uint8_t *p_src, int dstStride, int tmpStride, int srcStride){\ const int h=4;\ const int w=4;\ const int pad = (BIT_DEPTH > 9) ? (-10 * ((1<<BIT_DEPTH)-1)) : 0;\ INIT_CLIP\ int i;\ pixel *dst = (pixel*)p_dst;\ pixel *src = (pixel*)p_src;\ dstStride >>= sizeof(pixel)-1;\ srcStride >>= sizeof(pixel)-1;\ src -= 2*srcStride;\ for(i=0; i<h+5; i++)\ {\ tmp[0]= (src[0]+src[1])*20 - (src[-1]+src[2])*5 + (src[-2]+src[3]) + pad;\ tmp[1]= (src[1]+src[2])*20 - (src[0 ]+src[3])*5 + (src[-1]+src[4]) + pad;\ tmp[2]= (src[2]+src[3])*20 - (src[1 ]+src[4])*5 + (src[0 ]+src[5]) + pad;\ tmp[3]= (src[3]+src[4])*20 - (src[2 ]+src[5])*5 + (src[1 ]+src[6]) + pad;\ tmp+=tmpStride;\ src+=srcStride;\ }\ tmp -= tmpStride*(h+5-2);\ for(i=0; i<w; i++)\ {\ const int tmpB= tmp[-2*tmpStride] - pad;\ const int tmpA= tmp[-1*tmpStride] - pad;\ const int tmp0= tmp[0 *tmpStride] - pad;\ const int tmp1= tmp[1 *tmpStride] - pad;\ const int tmp2= tmp[2 *tmpStride] - pad;\ const int tmp3= tmp[3 *tmpStride] - pad;\ const int tmp4= tmp[4 *tmpStride] - pad;\ const int tmp5= tmp[5 *tmpStride] - pad;\ const int tmp6= tmp[6 *tmpStride] - pad;\ OP2(dst[0*dstStride], (tmp0+tmp1)*20 - (tmpA+tmp2)*5 + (tmpB+tmp3));\ OP2(dst[1*dstStride], (tmp1+tmp2)*20 - (tmp0+tmp3)*5 + (tmpA+tmp4));\ OP2(dst[2*dstStride], (tmp2+tmp3)*20 - (tmp1+tmp4)*5 + (tmp0+tmp5));\ OP2(dst[3*dstStride], (tmp3+tmp4)*20 - (tmp2+tmp5)*5 + (tmp1+tmp6));\ dst++;\ tmp++;\ }\ }\ \ static void FUNC(OPNAME ## h264_qpel8_h_lowpass)(uint8_t *p_dst, uint8_t *p_src, int dstStride, int srcStride){\ const int h=8;\ INIT_CLIP\ int i;\ pixel *dst = (pixel*)p_dst;\ pixel *src = (pixel*)p_src;\ dstStride >>= sizeof(pixel)-1;\ srcStride >>= sizeof(pixel)-1;\ for(i=0; i<h; i++)\ {\ OP(dst[0], (src[0]+src[1])*20 - (src[-1]+src[2])*5 + (src[-2]+src[3 ]));\ OP(dst[1], (src[1]+src[2])*20 - (src[0 ]+src[3])*5 + (src[-1]+src[4 ]));\ OP(dst[2], (src[2]+src[3])*20 - (src[1 ]+src[4])*5 + (src[0 ]+src[5 ]));\ OP(dst[3], (src[3]+src[4])*20 - (src[2 ]+src[5])*5 + (src[1 ]+src[6 ]));\ OP(dst[4], (src[4]+src[5])*20 - (src[3 ]+src[6])*5 + (src[2 ]+src[7 ]));\ OP(dst[5], (src[5]+src[6])*20 - (src[4 ]+src[7])*5 + (src[3 ]+src[8 ]));\ OP(dst[6], (src[6]+src[7])*20 - (src[5 ]+src[8])*5 + (src[4 ]+src[9 ]));\ OP(dst[7], (src[7]+src[8])*20 - (src[6 ]+src[9])*5 + (src[5 ]+src[10]));\ dst+=dstStride;\ src+=srcStride;\ }\ }\ \ static void FUNC(OPNAME ## h264_qpel8_v_lowpass)(uint8_t *p_dst, uint8_t *p_src, int dstStride, int srcStride){\ const int w=8;\ INIT_CLIP\ int i;\ pixel *dst = (pixel*)p_dst;\ pixel *src = (pixel*)p_src;\ dstStride >>= sizeof(pixel)-1;\ srcStride >>= sizeof(pixel)-1;\ for(i=0; i<w; i++)\ {\ const int srcB= src[-2*srcStride];\ const int srcA= src[-1*srcStride];\ const int src0= src[0 *srcStride];\ const int src1= src[1 *srcStride];\ const int src2= src[2 *srcStride];\ const int src3= src[3 *srcStride];\ const int src4= src[4 *srcStride];\ const int src5= src[5 *srcStride];\ const int src6= src[6 *srcStride];\ const int src7= src[7 *srcStride];\ const int src8= src[8 *srcStride];\ const int src9= src[9 *srcStride];\ const int src10=src[10*srcStride];\ OP(dst[0*dstStride], (src0+src1)*20 - (srcA+src2)*5 + (srcB+src3));\ OP(dst[1*dstStride], (src1+src2)*20 - (src0+src3)*5 + (srcA+src4));\ OP(dst[2*dstStride], (src2+src3)*20 - (src1+src4)*5 + (src0+src5));\ OP(dst[3*dstStride], (src3+src4)*20 - (src2+src5)*5 + (src1+src6));\ OP(dst[4*dstStride], (src4+src5)*20 - (src3+src6)*5 + (src2+src7));\ OP(dst[5*dstStride], (src5+src6)*20 - (src4+src7)*5 + (src3+src8));\ OP(dst[6*dstStride], (src6+src7)*20 - (src5+src8)*5 + (src4+src9));\ OP(dst[7*dstStride], (src7+src8)*20 - (src6+src9)*5 + (src5+src10));\ dst++;\ src++;\ }\ }\ \ static void FUNC(OPNAME ## h264_qpel8_hv_lowpass)(uint8_t *p_dst, pixeltmp *tmp, uint8_t *p_src, int dstStride, int tmpStride, int srcStride){\ const int h=8;\ const int w=8;\ const int pad = (BIT_DEPTH > 9) ? (-10 * ((1<<BIT_DEPTH)-1)) : 0;\ INIT_CLIP\ int i;\ pixel *dst = (pixel*)p_dst;\ pixel *src = (pixel*)p_src;\ dstStride >>= sizeof(pixel)-1;\ srcStride >>= sizeof(pixel)-1;\ src -= 2*srcStride;\ for(i=0; i<h+5; i++)\ {\ tmp[0]= (src[0]+src[1])*20 - (src[-1]+src[2])*5 + (src[-2]+src[3 ]) + pad;\ tmp[1]= (src[1]+src[2])*20 - (src[0 ]+src[3])*5 + (src[-1]+src[4 ]) + pad;\ tmp[2]= (src[2]+src[3])*20 - (src[1 ]+src[4])*5 + (src[0 ]+src[5 ]) + pad;\ tmp[3]= (src[3]+src[4])*20 - (src[2 ]+src[5])*5 + (src[1 ]+src[6 ]) + pad;\ tmp[4]= (src[4]+src[5])*20 - (src[3 ]+src[6])*5 + (src[2 ]+src[7 ]) + pad;\ tmp[5]= (src[5]+src[6])*20 - (src[4 ]+src[7])*5 + (src[3 ]+src[8 ]) + pad;\ tmp[6]= (src[6]+src[7])*20 - (src[5 ]+src[8])*5 + (src[4 ]+src[9 ]) + pad;\ tmp[7]= (src[7]+src[8])*20 - (src[6 ]+src[9])*5 + (src[5 ]+src[10]) + pad;\ tmp+=tmpStride;\ src+=srcStride;\ }\ tmp -= tmpStride*(h+5-2);\ for(i=0; i<w; i++)\ {\ const int tmpB= tmp[-2*tmpStride] - pad;\ const int tmpA= tmp[-1*tmpStride] - pad;\ const int tmp0= tmp[0 *tmpStride] - pad;\ const int tmp1= tmp[1 *tmpStride] - pad;\ const int tmp2= tmp[2 *tmpStride] - pad;\ const int tmp3= tmp[3 *tmpStride] - pad;\ const int tmp4= tmp[4 *tmpStride] - pad;\ const int tmp5= tmp[5 *tmpStride] - pad;\ const int tmp6= tmp[6 *tmpStride] - pad;\ const int tmp7= tmp[7 *tmpStride] - pad;\ const int tmp8= tmp[8 *tmpStride] - pad;\ const int tmp9= tmp[9 *tmpStride] - pad;\ const int tmp10=tmp[10*tmpStride] - pad;\ OP2(dst[0*dstStride], (tmp0+tmp1)*20 - (tmpA+tmp2)*5 + (tmpB+tmp3));\ OP2(dst[1*dstStride], (tmp1+tmp2)*20 - (tmp0+tmp3)*5 + (tmpA+tmp4));\ OP2(dst[2*dstStride], (tmp2+tmp3)*20 - (tmp1+tmp4)*5 + (tmp0+tmp5));\ OP2(dst[3*dstStride], (tmp3+tmp4)*20 - (tmp2+tmp5)*5 + (tmp1+tmp6));\ OP2(dst[4*dstStride], (tmp4+tmp5)*20 - (tmp3+tmp6)*5 + (tmp2+tmp7));\ OP2(dst[5*dstStride], (tmp5+tmp6)*20 - (tmp4+tmp7)*5 + (tmp3+tmp8));\ OP2(dst[6*dstStride], (tmp6+tmp7)*20 - (tmp5+tmp8)*5 + (tmp4+tmp9));\ OP2(dst[7*dstStride], (tmp7+tmp8)*20 - (tmp6+tmp9)*5 + (tmp5+tmp10));\ dst++;\ tmp++;\ }\ }\ \ static void FUNC(OPNAME ## h264_qpel16_v_lowpass)(uint8_t *dst, uint8_t *src, int dstStride, int srcStride){\ FUNC(OPNAME ## h264_qpel8_v_lowpass)(dst , src , dstStride, srcStride);\ FUNC(OPNAME ## h264_qpel8_v_lowpass)(dst+8*sizeof(pixel), src+8*sizeof(pixel), dstStride, srcStride);\ src += 8*srcStride;\ dst += 8*dstStride;\ FUNC(OPNAME ## h264_qpel8_v_lowpass)(dst , src , dstStride, srcStride);\ FUNC(OPNAME ## h264_qpel8_v_lowpass)(dst+8*sizeof(pixel), src+8*sizeof(pixel), dstStride, srcStride);\ }\ \ static void FUNC(OPNAME ## h264_qpel16_h_lowpass)(uint8_t *dst, uint8_t *src, int dstStride, int srcStride){\ FUNC(OPNAME ## h264_qpel8_h_lowpass)(dst , src , dstStride, srcStride);\ FUNC(OPNAME ## h264_qpel8_h_lowpass)(dst+8*sizeof(pixel), src+8*sizeof(pixel), dstStride, srcStride);\ src += 8*srcStride;\ dst += 8*dstStride;\ FUNC(OPNAME ## h264_qpel8_h_lowpass)(dst , src , dstStride, srcStride);\ FUNC(OPNAME ## h264_qpel8_h_lowpass)(dst+8*sizeof(pixel), src+8*sizeof(pixel), dstStride, srcStride);\ }\ \ static void FUNC(OPNAME ## h264_qpel16_hv_lowpass)(uint8_t *dst, pixeltmp *tmp, uint8_t *src, int dstStride, int tmpStride, int srcStride){\ FUNC(OPNAME ## h264_qpel8_hv_lowpass)(dst , tmp , src , dstStride, tmpStride, srcStride);\ FUNC(OPNAME ## h264_qpel8_hv_lowpass)(dst+8*sizeof(pixel), tmp+8, src+8*sizeof(pixel), dstStride, tmpStride, srcStride);\ src += 8*srcStride;\ dst += 8*dstStride;\ FUNC(OPNAME ## h264_qpel8_hv_lowpass)(dst , tmp , src , dstStride, tmpStride, srcStride);\ FUNC(OPNAME ## h264_qpel8_hv_lowpass)(dst+8*sizeof(pixel), tmp+8, src+8*sizeof(pixel), dstStride, tmpStride, srcStride);\ }\ #define H264_MC(OPNAME, SIZE) \ static av_unused void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc00)(uint8_t *dst, uint8_t *src, int stride){\ FUNCC(OPNAME ## pixels ## SIZE)(dst, src, stride, SIZE);\ }\ \ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc10)(uint8_t *dst, uint8_t *src, int stride){\ uint8_t half[SIZE*SIZE*sizeof(pixel)];\ FUNC(put_h264_qpel ## SIZE ## _h_lowpass)(half, src, SIZE*sizeof(pixel), stride);\ FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, src, half, stride, stride, SIZE*sizeof(pixel), SIZE);\ }\ \ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc20)(uint8_t *dst, uint8_t *src, int stride){\ FUNC(OPNAME ## h264_qpel ## SIZE ## _h_lowpass)(dst, src, stride, stride);\ }\ \ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc30)(uint8_t *dst, uint8_t *src, int stride){\ uint8_t half[SIZE*SIZE*sizeof(pixel)];\ FUNC(put_h264_qpel ## SIZE ## _h_lowpass)(half, src, SIZE*sizeof(pixel), stride);\ FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, src+sizeof(pixel), half, stride, stride, SIZE*sizeof(pixel), SIZE);\ }\ \ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc01)(uint8_t *dst, uint8_t *src, int stride){\ uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\ uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\ uint8_t half[SIZE*SIZE*sizeof(pixel)];\ FUNC(copy_block ## SIZE )(full, src - stride*2, SIZE*sizeof(pixel), stride, SIZE + 5);\ FUNC(put_h264_qpel ## SIZE ## _v_lowpass)(half, full_mid, SIZE*sizeof(pixel), SIZE*sizeof(pixel));\ FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, full_mid, half, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\ }\ \ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc02)(uint8_t *dst, uint8_t *src, int stride){\ uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\ uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\ FUNC(copy_block ## SIZE )(full, src - stride*2, SIZE*sizeof(pixel), stride, SIZE + 5);\ FUNC(OPNAME ## h264_qpel ## SIZE ## _v_lowpass)(dst, full_mid, stride, SIZE*sizeof(pixel));\ }\ \ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc03)(uint8_t *dst, uint8_t *src, int stride){\ uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\ uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\ uint8_t half[SIZE*SIZE*sizeof(pixel)];\ FUNC(copy_block ## SIZE )(full, src - stride*2, SIZE*sizeof(pixel), stride, SIZE + 5);\ FUNC(put_h264_qpel ## SIZE ## _v_lowpass)(half, full_mid, SIZE*sizeof(pixel), SIZE*sizeof(pixel));\ FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, full_mid+SIZE*sizeof(pixel), half, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\ }\ \ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc11)(uint8_t *dst, uint8_t *src, int stride){\ uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\ uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\ uint8_t halfH[SIZE*SIZE*sizeof(pixel)];\ uint8_t halfV[SIZE*SIZE*sizeof(pixel)];\ FUNC(put_h264_qpel ## SIZE ## _h_lowpass)(halfH, src, SIZE*sizeof(pixel), stride);\ FUNC(copy_block ## SIZE )(full, src - stride*2, SIZE*sizeof(pixel), stride, SIZE + 5);\ FUNC(put_h264_qpel ## SIZE ## _v_lowpass)(halfV, full_mid, SIZE*sizeof(pixel), SIZE*sizeof(pixel));\ FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfH, halfV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\ }\ \ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc31)(uint8_t *dst, uint8_t *src, int stride){\ uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\ uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\ uint8_t halfH[SIZE*SIZE*sizeof(pixel)];\ uint8_t halfV[SIZE*SIZE*sizeof(pixel)];\ FUNC(put_h264_qpel ## SIZE ## _h_lowpass)(halfH, src, SIZE*sizeof(pixel), stride);\ FUNC(copy_block ## SIZE )(full, src - stride*2 + sizeof(pixel), SIZE*sizeof(pixel), stride, SIZE + 5);\ FUNC(put_h264_qpel ## SIZE ## _v_lowpass)(halfV, full_mid, SIZE*sizeof(pixel), SIZE*sizeof(pixel));\ FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfH, halfV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\ }\ \ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc13)(uint8_t *dst, uint8_t *src, int stride){\ uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\ uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\ uint8_t halfH[SIZE*SIZE*sizeof(pixel)];\ uint8_t halfV[SIZE*SIZE*sizeof(pixel)];\ FUNC(put_h264_qpel ## SIZE ## _h_lowpass)(halfH, src + stride, SIZE*sizeof(pixel), stride);\ FUNC(copy_block ## SIZE )(full, src - stride*2, SIZE*sizeof(pixel), stride, SIZE + 5);\ FUNC(put_h264_qpel ## SIZE ## _v_lowpass)(halfV, full_mid, SIZE*sizeof(pixel), SIZE*sizeof(pixel));\ FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfH, halfV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\ }\ \ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc33)(uint8_t *dst, uint8_t *src, int stride){\ uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\ uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\ uint8_t halfH[SIZE*SIZE*sizeof(pixel)];\ uint8_t halfV[SIZE*SIZE*sizeof(pixel)];\ FUNC(put_h264_qpel ## SIZE ## _h_lowpass)(halfH, src + stride, SIZE*sizeof(pixel), stride);\ FUNC(copy_block ## SIZE )(full, src - stride*2 + sizeof(pixel), SIZE*sizeof(pixel), stride, SIZE + 5);\ FUNC(put_h264_qpel ## SIZE ## _v_lowpass)(halfV, full_mid, SIZE*sizeof(pixel), SIZE*sizeof(pixel));\ FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfH, halfV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\ }\ \ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc22)(uint8_t *dst, uint8_t *src, int stride){\ pixeltmp tmp[SIZE*(SIZE+5)*sizeof(pixel)];\ FUNC(OPNAME ## h264_qpel ## SIZE ## _hv_lowpass)(dst, tmp, src, stride, SIZE*sizeof(pixel), stride);\ }\ \ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc21)(uint8_t *dst, uint8_t *src, int stride){\ pixeltmp tmp[SIZE*(SIZE+5)*sizeof(pixel)];\ uint8_t halfH[SIZE*SIZE*sizeof(pixel)];\ uint8_t halfHV[SIZE*SIZE*sizeof(pixel)];\ FUNC(put_h264_qpel ## SIZE ## _h_lowpass)(halfH, src, SIZE*sizeof(pixel), stride);\ FUNC(put_h264_qpel ## SIZE ## _hv_lowpass)(halfHV, tmp, src, SIZE*sizeof(pixel), SIZE*sizeof(pixel), stride);\ FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfH, halfHV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\ }\ \ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc23)(uint8_t *dst, uint8_t *src, int stride){\ pixeltmp tmp[SIZE*(SIZE+5)*sizeof(pixel)];\ uint8_t halfH[SIZE*SIZE*sizeof(pixel)];\ uint8_t halfHV[SIZE*SIZE*sizeof(pixel)];\ FUNC(put_h264_qpel ## SIZE ## _h_lowpass)(halfH, src + stride, SIZE*sizeof(pixel), stride);\ FUNC(put_h264_qpel ## SIZE ## _hv_lowpass)(halfHV, tmp, src, SIZE*sizeof(pixel), SIZE*sizeof(pixel), stride);\ FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfH, halfHV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\ }\ \ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc12)(uint8_t *dst, uint8_t *src, int stride){\ uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\ uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\ pixeltmp tmp[SIZE*(SIZE+5)*sizeof(pixel)];\ uint8_t halfV[SIZE*SIZE*sizeof(pixel)];\ uint8_t halfHV[SIZE*SIZE*sizeof(pixel)];\ FUNC(copy_block ## SIZE )(full, src - stride*2, SIZE*sizeof(pixel), stride, SIZE + 5);\ FUNC(put_h264_qpel ## SIZE ## _v_lowpass)(halfV, full_mid, SIZE*sizeof(pixel), SIZE*sizeof(pixel));\ FUNC(put_h264_qpel ## SIZE ## _hv_lowpass)(halfHV, tmp, src, SIZE*sizeof(pixel), SIZE*sizeof(pixel), stride);\ FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfV, halfHV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\ }\ \ static void FUNCC(OPNAME ## h264_qpel ## SIZE ## _mc32)(uint8_t *dst, uint8_t *src, int stride){\ uint8_t full[SIZE*(SIZE+5)*sizeof(pixel)];\ uint8_t * const full_mid= full + SIZE*2*sizeof(pixel);\ pixeltmp tmp[SIZE*(SIZE+5)*sizeof(pixel)];\ uint8_t halfV[SIZE*SIZE*sizeof(pixel)];\ uint8_t halfHV[SIZE*SIZE*sizeof(pixel)];\ FUNC(copy_block ## SIZE )(full, src - stride*2 + sizeof(pixel), SIZE*sizeof(pixel), stride, SIZE + 5);\ FUNC(put_h264_qpel ## SIZE ## _v_lowpass)(halfV, full_mid, SIZE*sizeof(pixel), SIZE*sizeof(pixel));\ FUNC(put_h264_qpel ## SIZE ## _hv_lowpass)(halfHV, tmp, src, SIZE*sizeof(pixel), SIZE*sizeof(pixel), stride);\ FUNC(OPNAME ## pixels ## SIZE ## _l2)(dst, halfV, halfHV, stride, SIZE*sizeof(pixel), SIZE*sizeof(pixel), SIZE);\ }\ #define op_avg(a, b) a = (((a)+CLIP(((b) + 16)>>5)+1)>>1) //#define op_avg2(a, b) a = (((a)*w1+cm[((b) + 16)>>5]*w2 + o + 64)>>7) #define op_put(a, b) a = CLIP(((b) + 16)>>5) #define op2_avg(a, b) a = (((a)+CLIP(((b) + 512)>>10)+1)>>1) #define op2_put(a, b) a = CLIP(((b) + 512)>>10) H264_LOWPASS(put_ , op_put, op2_put) H264_LOWPASS(avg_ , op_avg, op2_avg) H264_MC(put_, 2) H264_MC(put_, 4) H264_MC(put_, 8) H264_MC(put_, 16) H264_MC(avg_, 4) H264_MC(avg_, 8) H264_MC(avg_, 16) #undef op_avg #undef op_put #undef op2_avg #undef op2_put #if BIT_DEPTH == 8 # define put_h264_qpel8_mc00_8_c ff_put_pixels8x8_8_c # define avg_h264_qpel8_mc00_8_c ff_avg_pixels8x8_8_c # define put_h264_qpel16_mc00_8_c ff_put_pixels16x16_8_c # define avg_h264_qpel16_mc00_8_c ff_avg_pixels16x16_8_c #elif BIT_DEPTH == 9 # define put_h264_qpel8_mc00_9_c ff_put_pixels8x8_9_c # define avg_h264_qpel8_mc00_9_c ff_avg_pixels8x8_9_c # define put_h264_qpel16_mc00_9_c ff_put_pixels16x16_9_c # define avg_h264_qpel16_mc00_9_c ff_avg_pixels16x16_9_c #elif BIT_DEPTH == 10 # define put_h264_qpel8_mc00_10_c ff_put_pixels8x8_10_c # define avg_h264_qpel8_mc00_10_c ff_avg_pixels8x8_10_c # define put_h264_qpel16_mc00_10_c ff_put_pixels16x16_10_c # define avg_h264_qpel16_mc00_10_c ff_avg_pixels16x16_10_c #elif BIT_DEPTH == 12 # define put_h264_qpel8_mc00_12_c ff_put_pixels8x8_12_c # define avg_h264_qpel8_mc00_12_c ff_avg_pixels8x8_12_c # define put_h264_qpel16_mc00_12_c ff_put_pixels16x16_12_c # define avg_h264_qpel16_mc00_12_c ff_avg_pixels16x16_12_c #elif BIT_DEPTH == 14 # define put_h264_qpel8_mc00_14_c ff_put_pixels8x8_14_c # define avg_h264_qpel8_mc00_14_c ff_avg_pixels8x8_14_c # define put_h264_qpel16_mc00_14_c ff_put_pixels16x16_14_c # define avg_h264_qpel16_mc00_14_c ff_avg_pixels16x16_14_c #endif void FUNCC(ff_put_pixels8x8)(uint8_t *dst, uint8_t *src, int stride) { FUNCC(put_pixels8)(dst, src, stride, 8); } | 15,325 |
0 | yuv2yuvX16_c_template(const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrc, const int16_t **chrVSrc, int chrFilterSize, const int16_t **alpSrc, uint16_t *dest, uint16_t *uDest, uint16_t *vDest, uint16_t *aDest, int dstW, int chrDstW, int big_endian, int output_bits) { //FIXME Optimize (just quickly written not optimized..) int i; int shift = 11 + 16 - output_bits; #define output_pixel(pos, val) \ if (big_endian) { \ if (output_bits == 16) { \ AV_WB16(pos, av_clip_uint16(val >> shift)); \ } else { \ AV_WB16(pos, av_clip_uintp2(val >> shift, output_bits)); \ } \ } else { \ if (output_bits == 16) { \ AV_WL16(pos, av_clip_uint16(val >> shift)); \ } else { \ AV_WL16(pos, av_clip_uintp2(val >> shift, output_bits)); \ } \ } for (i = 0; i < dstW; i++) { int val = 1 << (26-output_bits); int j; for (j = 0; j < lumFilterSize; j++) val += lumSrc[j][i] * lumFilter[j]; output_pixel(&dest[i], val); } if (uDest) { for (i = 0; i < chrDstW; i++) { int u = 1 << (26-output_bits); int v = 1 << (26-output_bits); int j; for (j = 0; j < chrFilterSize; j++) { u += chrUSrc[j][i] * chrFilter[j]; v += chrVSrc[j][i] * chrFilter[j]; } output_pixel(&uDest[i], u); output_pixel(&vDest[i], v); } } if (CONFIG_SWSCALE_ALPHA && aDest) { for (i = 0; i < dstW; i++) { int val = 1 << (26-output_bits); int j; for (j = 0; j < lumFilterSize; j++) val += alpSrc[j][i] * lumFilter[j]; output_pixel(&aDest[i], val); } } #undef output_pixel } | 15,326 |
0 | void ff_h264_pred_direct_motion(H264Context * const h, int *mb_type){ MpegEncContext * const s = &h->s; int b8_stride = h->b8_stride; int b4_stride = h->b_stride; int mb_xy = h->mb_xy; int mb_type_col[2]; const int16_t (*l1mv0)[2], (*l1mv1)[2]; const int8_t *l1ref0, *l1ref1; const int is_b8x8 = IS_8X8(*mb_type); unsigned int sub_mb_type; int i8, i4; assert(h->ref_list[1][0].reference&3); #define MB_TYPE_16x16_OR_INTRA (MB_TYPE_16x16|MB_TYPE_INTRA4x4|MB_TYPE_INTRA16x16|MB_TYPE_INTRA_PCM) if(IS_INTERLACED(h->ref_list[1][0].mb_type[mb_xy])){ // AFL/AFR/FR/FL -> AFL/FL if(!IS_INTERLACED(*mb_type)){ // AFR/FR -> AFL/FL mb_xy= s->mb_x + ((s->mb_y&~1) + h->col_parity)*s->mb_stride; b8_stride = 0; }else{ mb_xy += h->col_fieldoff; // non zero for FL -> FL & differ parity } goto single_col; }else{ // AFL/AFR/FR/FL -> AFR/FR if(IS_INTERLACED(*mb_type)){ // AFL /FL -> AFR/FR mb_xy= s->mb_x + (s->mb_y&~1)*s->mb_stride; mb_type_col[0] = h->ref_list[1][0].mb_type[mb_xy]; mb_type_col[1] = h->ref_list[1][0].mb_type[mb_xy + s->mb_stride]; b8_stride *= 3; b4_stride *= 6; sub_mb_type = MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_DIRECT2; /* B_SUB_8x8 */ if( (mb_type_col[0] & MB_TYPE_16x16_OR_INTRA) && (mb_type_col[1] & MB_TYPE_16x16_OR_INTRA) && !is_b8x8){ *mb_type |= MB_TYPE_16x8 |MB_TYPE_L0L1|MB_TYPE_DIRECT2; /* B_16x8 */ }else{ *mb_type |= MB_TYPE_8x8|MB_TYPE_L0L1; } }else{ // AFR/FR -> AFR/FR single_col: mb_type_col[0] = mb_type_col[1] = h->ref_list[1][0].mb_type[mb_xy]; if(IS_8X8(mb_type_col[0]) && !h->sps.direct_8x8_inference_flag){ /* FIXME save sub mb types from previous frames (or derive from MVs) * so we know exactly what block size to use */ sub_mb_type = MB_TYPE_8x8|MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_DIRECT2; /* B_SUB_4x4 */ *mb_type |= MB_TYPE_8x8|MB_TYPE_L0L1; }else if(!is_b8x8 && (mb_type_col[0] & MB_TYPE_16x16_OR_INTRA)){ sub_mb_type = MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_DIRECT2; /* B_SUB_8x8 */ *mb_type |= MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_DIRECT2; /* B_16x16 */ }else if(!is_b8x8 && (mb_type_col[0] & (MB_TYPE_16x8|MB_TYPE_8x16))){ sub_mb_type = MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_DIRECT2; /* B_SUB_8x8 */ *mb_type |= MB_TYPE_L0L1|MB_TYPE_DIRECT2 | (mb_type_col[0] & (MB_TYPE_16x8|MB_TYPE_8x16)); }else{ sub_mb_type = MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_DIRECT2; /* B_SUB_8x8 */ *mb_type |= MB_TYPE_8x8|MB_TYPE_L0L1; } } } l1mv0 = &h->ref_list[1][0].motion_val[0][h->mb2b_xy [mb_xy]]; l1mv1 = &h->ref_list[1][0].motion_val[1][h->mb2b_xy [mb_xy]]; l1ref0 = &h->ref_list[1][0].ref_index [0][h->mb2b8_xy[mb_xy]]; l1ref1 = &h->ref_list[1][0].ref_index [1][h->mb2b8_xy[mb_xy]]; if(!b8_stride){ if(s->mb_y&1){ l1ref0 += h->b8_stride; l1ref1 += h->b8_stride; l1mv0 += 2*b4_stride; l1mv1 += 2*b4_stride; } } if(h->direct_spatial_mv_pred){ int ref[2]; int mv[2][2]; int list; /* FIXME interlacing + spatial direct uses wrong colocated block positions */ /* ref = min(neighbors) */ for(list=0; list<2; list++){ int refa = h->ref_cache[list][scan8[0] - 1]; int refb = h->ref_cache[list][scan8[0] - 8]; int refc = h->ref_cache[list][scan8[0] - 8 + 4]; if(refc == PART_NOT_AVAILABLE) refc = h->ref_cache[list][scan8[0] - 8 - 1]; ref[list] = FFMIN3((unsigned)refa, (unsigned)refb, (unsigned)refc); if(ref[list] >= 0){ pred_motion(h, 0, 4, list, ref[list], &mv[list][0], &mv[list][1]); }else{ int mask= ~(MB_TYPE_L0 << (2*list)); mv[list][0] = mv[list][1] = 0; ref[list] = -1; if(!is_b8x8) *mb_type &= mask; sub_mb_type &= mask; } } if(ref[0] < 0 && ref[1] < 0){ ref[0] = ref[1] = 0; if(!is_b8x8) *mb_type |= MB_TYPE_L0L1; sub_mb_type |= MB_TYPE_L0L1; } if(IS_INTERLACED(*mb_type) != IS_INTERLACED(mb_type_col[0])){ for(i8=0; i8<4; i8++){ int x8 = i8&1; int y8 = i8>>1; int xy8 = x8+y8*b8_stride; int xy4 = 3*x8+y8*b4_stride; int a,b; if(is_b8x8 && !IS_DIRECT(h->sub_mb_type[i8])) continue; h->sub_mb_type[i8] = sub_mb_type; fill_rectangle(&h->ref_cache[0][scan8[i8*4]], 2, 2, 8, (uint8_t)ref[0], 1); fill_rectangle(&h->ref_cache[1][scan8[i8*4]], 2, 2, 8, (uint8_t)ref[1], 1); if(!IS_INTRA(mb_type_col[y8]) && !h->ref_list[1][0].long_ref && ( (l1ref0[xy8] == 0 && FFABS(l1mv0[xy4][0]) <= 1 && FFABS(l1mv0[xy4][1]) <= 1) || (l1ref0[xy8] < 0 && l1ref1[xy8] == 0 && FFABS(l1mv1[xy4][0]) <= 1 && FFABS(l1mv1[xy4][1]) <= 1))){ a=b=0; if(ref[0] > 0) a= pack16to32(mv[0][0],mv[0][1]); if(ref[1] > 0) b= pack16to32(mv[1][0],mv[1][1]); }else{ a= pack16to32(mv[0][0],mv[0][1]); b= pack16to32(mv[1][0],mv[1][1]); } fill_rectangle(&h->mv_cache[0][scan8[i8*4]], 2, 2, 8, a, 4); fill_rectangle(&h->mv_cache[1][scan8[i8*4]], 2, 2, 8, b, 4); } }else if(IS_16X16(*mb_type)){ int a,b; fill_rectangle(&h->ref_cache[0][scan8[0]], 4, 4, 8, (uint8_t)ref[0], 1); fill_rectangle(&h->ref_cache[1][scan8[0]], 4, 4, 8, (uint8_t)ref[1], 1); if(!IS_INTRA(mb_type_col[0]) && !h->ref_list[1][0].long_ref && ( (l1ref0[0] == 0 && FFABS(l1mv0[0][0]) <= 1 && FFABS(l1mv0[0][1]) <= 1) || (l1ref0[0] < 0 && l1ref1[0] == 0 && FFABS(l1mv1[0][0]) <= 1 && FFABS(l1mv1[0][1]) <= 1 && (h->x264_build>33 || !h->x264_build)))){ a=b=0; if(ref[0] > 0) a= pack16to32(mv[0][0],mv[0][1]); if(ref[1] > 0) b= pack16to32(mv[1][0],mv[1][1]); }else{ a= pack16to32(mv[0][0],mv[0][1]); b= pack16to32(mv[1][0],mv[1][1]); } fill_rectangle(&h->mv_cache[0][scan8[0]], 4, 4, 8, a, 4); fill_rectangle(&h->mv_cache[1][scan8[0]], 4, 4, 8, b, 4); }else{ for(i8=0; i8<4; i8++){ const int x8 = i8&1; const int y8 = i8>>1; if(is_b8x8 && !IS_DIRECT(h->sub_mb_type[i8])) continue; h->sub_mb_type[i8] = sub_mb_type; fill_rectangle(&h->mv_cache[0][scan8[i8*4]], 2, 2, 8, pack16to32(mv[0][0],mv[0][1]), 4); fill_rectangle(&h->mv_cache[1][scan8[i8*4]], 2, 2, 8, pack16to32(mv[1][0],mv[1][1]), 4); fill_rectangle(&h->ref_cache[0][scan8[i8*4]], 2, 2, 8, (uint8_t)ref[0], 1); fill_rectangle(&h->ref_cache[1][scan8[i8*4]], 2, 2, 8, (uint8_t)ref[1], 1); /* col_zero_flag */ if(!IS_INTRA(mb_type_col[0]) && !h->ref_list[1][0].long_ref && ( l1ref0[x8 + y8*b8_stride] == 0 || (l1ref0[x8 + y8*b8_stride] < 0 && l1ref1[x8 + y8*b8_stride] == 0 && (h->x264_build>33 || !h->x264_build)))){ const int16_t (*l1mv)[2]= l1ref0[x8 + y8*b8_stride] == 0 ? l1mv0 : l1mv1; if(IS_SUB_8X8(sub_mb_type)){ const int16_t *mv_col = l1mv[x8*3 + y8*3*b4_stride]; if(FFABS(mv_col[0]) <= 1 && FFABS(mv_col[1]) <= 1){ if(ref[0] == 0) fill_rectangle(&h->mv_cache[0][scan8[i8*4]], 2, 2, 8, 0, 4); if(ref[1] == 0) fill_rectangle(&h->mv_cache[1][scan8[i8*4]], 2, 2, 8, 0, 4); } }else for(i4=0; i4<4; i4++){ const int16_t *mv_col = l1mv[x8*2 + (i4&1) + (y8*2 + (i4>>1))*b4_stride]; if(FFABS(mv_col[0]) <= 1 && FFABS(mv_col[1]) <= 1){ if(ref[0] == 0) *(uint32_t*)h->mv_cache[0][scan8[i8*4+i4]] = 0; if(ref[1] == 0) *(uint32_t*)h->mv_cache[1][scan8[i8*4+i4]] = 0; } } } } } }else{ /* direct temporal mv pred */ const int *map_col_to_list0[2] = {h->map_col_to_list0[0], h->map_col_to_list0[1]}; const int *dist_scale_factor = h->dist_scale_factor; int ref_offset= 0; if(FRAME_MBAFF && IS_INTERLACED(*mb_type)){ map_col_to_list0[0] = h->map_col_to_list0_field[s->mb_y&1][0]; map_col_to_list0[1] = h->map_col_to_list0_field[s->mb_y&1][1]; dist_scale_factor =h->dist_scale_factor_field[s->mb_y&1]; } if(h->ref_list[1][0].mbaff && IS_INTERLACED(mb_type_col[0])) ref_offset += 16; if(IS_INTERLACED(*mb_type) != IS_INTERLACED(mb_type_col[0])){ int y_shift = 2*!IS_INTERLACED(*mb_type); assert(h->sps.direct_8x8_inference_flag); for(i8=0; i8<4; i8++){ const int x8 = i8&1; const int y8 = i8>>1; int ref0, scale; const int16_t (*l1mv)[2]= l1mv0; if(is_b8x8 && !IS_DIRECT(h->sub_mb_type[i8])) continue; h->sub_mb_type[i8] = sub_mb_type; fill_rectangle(&h->ref_cache[1][scan8[i8*4]], 2, 2, 8, 0, 1); if(IS_INTRA(mb_type_col[y8])){ fill_rectangle(&h->ref_cache[0][scan8[i8*4]], 2, 2, 8, 0, 1); fill_rectangle(&h-> mv_cache[0][scan8[i8*4]], 2, 2, 8, 0, 4); fill_rectangle(&h-> mv_cache[1][scan8[i8*4]], 2, 2, 8, 0, 4); continue; } ref0 = l1ref0[x8 + y8*b8_stride]; if(ref0 >= 0) ref0 = map_col_to_list0[0][ref0 + ref_offset]; else{ ref0 = map_col_to_list0[1][l1ref1[x8 + y8*b8_stride] + ref_offset]; l1mv= l1mv1; } scale = dist_scale_factor[ref0]; fill_rectangle(&h->ref_cache[0][scan8[i8*4]], 2, 2, 8, ref0, 1); { const int16_t *mv_col = l1mv[x8*3 + y8*b4_stride]; int my_col = (mv_col[1]<<y_shift)/2; int mx = (scale * mv_col[0] + 128) >> 8; int my = (scale * my_col + 128) >> 8; fill_rectangle(&h->mv_cache[0][scan8[i8*4]], 2, 2, 8, pack16to32(mx,my), 4); fill_rectangle(&h->mv_cache[1][scan8[i8*4]], 2, 2, 8, pack16to32(mx-mv_col[0],my-my_col), 4); } } return; } /* one-to-one mv scaling */ if(IS_16X16(*mb_type)){ int ref, mv0, mv1; fill_rectangle(&h->ref_cache[1][scan8[0]], 4, 4, 8, 0, 1); if(IS_INTRA(mb_type_col[0])){ ref=mv0=mv1=0; }else{ const int ref0 = l1ref0[0] >= 0 ? map_col_to_list0[0][l1ref0[0] + ref_offset] : map_col_to_list0[1][l1ref1[0] + ref_offset]; const int scale = dist_scale_factor[ref0]; const int16_t *mv_col = l1ref0[0] >= 0 ? l1mv0[0] : l1mv1[0]; int mv_l0[2]; mv_l0[0] = (scale * mv_col[0] + 128) >> 8; mv_l0[1] = (scale * mv_col[1] + 128) >> 8; ref= ref0; mv0= pack16to32(mv_l0[0],mv_l0[1]); mv1= pack16to32(mv_l0[0]-mv_col[0],mv_l0[1]-mv_col[1]); } fill_rectangle(&h->ref_cache[0][scan8[0]], 4, 4, 8, ref, 1); fill_rectangle(&h-> mv_cache[0][scan8[0]], 4, 4, 8, mv0, 4); fill_rectangle(&h-> mv_cache[1][scan8[0]], 4, 4, 8, mv1, 4); }else{ for(i8=0; i8<4; i8++){ const int x8 = i8&1; const int y8 = i8>>1; int ref0, scale; const int16_t (*l1mv)[2]= l1mv0; if(is_b8x8 && !IS_DIRECT(h->sub_mb_type[i8])) continue; h->sub_mb_type[i8] = sub_mb_type; fill_rectangle(&h->ref_cache[1][scan8[i8*4]], 2, 2, 8, 0, 1); if(IS_INTRA(mb_type_col[0])){ fill_rectangle(&h->ref_cache[0][scan8[i8*4]], 2, 2, 8, 0, 1); fill_rectangle(&h-> mv_cache[0][scan8[i8*4]], 2, 2, 8, 0, 4); fill_rectangle(&h-> mv_cache[1][scan8[i8*4]], 2, 2, 8, 0, 4); continue; } ref0 = l1ref0[x8 + y8*b8_stride]; if(ref0 >= 0) ref0 = map_col_to_list0[0][ref0 + ref_offset]; else{ ref0 = map_col_to_list0[1][l1ref1[x8 + y8*b8_stride] + ref_offset]; l1mv= l1mv1; } scale = dist_scale_factor[ref0]; fill_rectangle(&h->ref_cache[0][scan8[i8*4]], 2, 2, 8, ref0, 1); if(IS_SUB_8X8(sub_mb_type)){ const int16_t *mv_col = l1mv[x8*3 + y8*3*b4_stride]; int mx = (scale * mv_col[0] + 128) >> 8; int my = (scale * mv_col[1] + 128) >> 8; fill_rectangle(&h->mv_cache[0][scan8[i8*4]], 2, 2, 8, pack16to32(mx,my), 4); fill_rectangle(&h->mv_cache[1][scan8[i8*4]], 2, 2, 8, pack16to32(mx-mv_col[0],my-mv_col[1]), 4); }else for(i4=0; i4<4; i4++){ const int16_t *mv_col = l1mv[x8*2 + (i4&1) + (y8*2 + (i4>>1))*b4_stride]; int16_t *mv_l0 = h->mv_cache[0][scan8[i8*4+i4]]; mv_l0[0] = (scale * mv_col[0] + 128) >> 8; mv_l0[1] = (scale * mv_col[1] + 128) >> 8; *(uint32_t*)h->mv_cache[1][scan8[i8*4+i4]] = pack16to32(mv_l0[0]-mv_col[0],mv_l0[1]-mv_col[1]); } } } } } | 15,327 |
0 | static void avc_luma_mid_and_aver_dst_4x4_msa(const uint8_t *src, int32_t src_stride, uint8_t *dst, int32_t dst_stride) { v16i8 src0, src1, src2, src3, src4; v16i8 mask0, mask1, mask2; v8i16 hz_out0, hz_out1, hz_out2, hz_out3; v8i16 hz_out4, hz_out5, hz_out6, hz_out7, hz_out8; v8i16 res0, res1, res2, res3; v16u8 dst0, dst1, dst2, dst3; v16u8 tmp0, tmp1, tmp2, tmp3; LD_SB3(&luma_mask_arr[48], 16, mask0, mask1, mask2); LD_SB5(src, src_stride, src0, src1, src2, src3, src4); src += (5 * src_stride); XORI_B5_128_SB(src0, src1, src2, src3, src4); hz_out0 = AVC_XOR_VSHF_B_AND_APPLY_6TAP_HORIZ_FILT_SH(src0, src1, mask0, mask1, mask2); hz_out2 = AVC_XOR_VSHF_B_AND_APPLY_6TAP_HORIZ_FILT_SH(src2, src3, mask0, mask1, mask2); PCKOD_D2_SH(hz_out0, hz_out0, hz_out2, hz_out2, hz_out1, hz_out3); hz_out4 = AVC_HORZ_FILTER_SH(src4, src4, mask0, mask1, mask2); LD_SB4(src, src_stride, src0, src1, src2, src3); XORI_B4_128_SB(src0, src1, src2, src3); hz_out5 = AVC_XOR_VSHF_B_AND_APPLY_6TAP_HORIZ_FILT_SH(src0, src1, mask0, mask1, mask2); hz_out7 = AVC_XOR_VSHF_B_AND_APPLY_6TAP_HORIZ_FILT_SH(src2, src3, mask0, mask1, mask2); PCKOD_D2_SH(hz_out5, hz_out5, hz_out7, hz_out7, hz_out6, hz_out8); res0 = AVC_CALC_DPADD_H_6PIX_2COEFF_R_SH(hz_out0, hz_out1, hz_out2, hz_out3, hz_out4, hz_out5); res1 = AVC_CALC_DPADD_H_6PIX_2COEFF_R_SH(hz_out1, hz_out2, hz_out3, hz_out4, hz_out5, hz_out6); res2 = AVC_CALC_DPADD_H_6PIX_2COEFF_R_SH(hz_out2, hz_out3, hz_out4, hz_out5, hz_out6, hz_out7); res3 = AVC_CALC_DPADD_H_6PIX_2COEFF_R_SH(hz_out3, hz_out4, hz_out5, hz_out6, hz_out7, hz_out8); LD_UB4(dst, dst_stride, dst0, dst1, dst2, dst3); tmp0 = PCKEV_XORI128_UB(res0, res1); tmp1 = PCKEV_XORI128_UB(res2, res3); PCKEV_D2_UB(dst1, dst0, dst3, dst2, tmp2, tmp3); AVER_UB2_UB(tmp0, tmp2, tmp1, tmp3, tmp0, tmp1); ST4x4_UB(tmp0, tmp1, 0, 2, 0, 2, dst, dst_stride); } | 15,328 |
0 | static av_always_inline void dnxhd_decode_dct_block(DNXHDContext *ctx, DCTELEM *block, int n, int qscale, int index_bits, int level_bias, int level_shift) { int i, j, index1, index2, len; int level, component, sign; const uint8_t *weight_matrix; OPEN_READER(bs, &ctx->gb); if (n&2) { component = 1 + (n&1); weight_matrix = ctx->cid_table->chroma_weight; } else { component = 0; weight_matrix = ctx->cid_table->luma_weight; } UPDATE_CACHE(bs, &ctx->gb); GET_VLC(len, bs, &ctx->gb, ctx->dc_vlc.table, DNXHD_DC_VLC_BITS, 1); if (len) { level = GET_CACHE(bs, &ctx->gb); LAST_SKIP_BITS(bs, &ctx->gb, len); sign = ~level >> 31; level = (NEG_USR32(sign ^ level, len) ^ sign) - sign; ctx->last_dc[component] += level; } block[0] = ctx->last_dc[component]; //av_log(ctx->avctx, AV_LOG_DEBUG, "dc %d\n", block[0]); for (i = 1; ; i++) { UPDATE_CACHE(bs, &ctx->gb); GET_VLC(index1, bs, &ctx->gb, ctx->ac_vlc.table, DNXHD_VLC_BITS, 2); //av_log(ctx->avctx, AV_LOG_DEBUG, "index %d\n", index1); level = ctx->cid_table->ac_level[index1]; if (!level) { /* EOB */ //av_log(ctx->avctx, AV_LOG_DEBUG, "EOB\n"); break; } sign = SHOW_SBITS(bs, &ctx->gb, 1); SKIP_BITS(bs, &ctx->gb, 1); if (ctx->cid_table->ac_index_flag[index1]) { level += SHOW_UBITS(bs, &ctx->gb, index_bits) << 6; SKIP_BITS(bs, &ctx->gb, index_bits); } if (ctx->cid_table->ac_run_flag[index1]) { UPDATE_CACHE(bs, &ctx->gb); GET_VLC(index2, bs, &ctx->gb, ctx->run_vlc.table, DNXHD_VLC_BITS, 2); i += ctx->cid_table->run[index2]; } if (i > 63) { av_log(ctx->avctx, AV_LOG_ERROR, "ac tex damaged %d, %d\n", n, i); break; } j = ctx->scantable.permutated[i]; //av_log(ctx->avctx, AV_LOG_DEBUG, "j %d\n", j); //av_log(ctx->avctx, AV_LOG_DEBUG, "level %d, weight %d\n", level, weight_matrix[i]); level = (2*level+1) * qscale * weight_matrix[i]; if (level_bias < 32 || weight_matrix[i] != level_bias) level += level_bias; level >>= level_shift; //av_log(NULL, AV_LOG_DEBUG, "i %d, j %d, end level %d\n", i, j, level); block[j] = (level^sign) - sign; } CLOSE_READER(bs, &ctx->gb); } | 15,329 |
0 | static VideoState *stream_open(const char *filename, AVInputFormat *iformat) { VideoState *is; is = av_mallocz(sizeof(VideoState)); if (!is) return NULL; av_strlcpy(is->filename, filename, sizeof(is->filename)); is->iformat = iformat; is->ytop = 0; is->xleft = 0; /* start video display */ is->pictq_mutex = SDL_CreateMutex(); is->pictq_cond = SDL_CreateCond(); is->subpq_mutex = SDL_CreateMutex(); is->subpq_cond = SDL_CreateCond(); packet_queue_init(&is->videoq); packet_queue_init(&is->audioq); packet_queue_init(&is->subtitleq); is->continue_read_thread = SDL_CreateCond(); //FIXME: use a cleaner way to signal obsolete external clock... update_external_clock_pts(is, (double)AV_NOPTS_VALUE); update_external_clock_speed(is, 1.0); is->audio_current_pts_drift = -av_gettime() / 1000000.0; is->video_current_pts_drift = is->audio_current_pts_drift; is->audio_clock_serial = -1; is->video_clock_serial = -1; is->av_sync_type = av_sync_type; is->read_tid = SDL_CreateThread(read_thread, is); if (!is->read_tid) { av_free(is); return NULL; } return is; } | 15,331 |
0 | int ff_mjpeg_encode_stuffing(MpegEncContext *s) { int i; PutBitContext *pbc = &s->pb; int mb_y = s->mb_y - !s->mb_x; int ret; MJpegContext *m; m = s->mjpeg_ctx; if (s->huffman == HUFFMAN_TABLE_OPTIMAL) { ff_mjpeg_build_optimal_huffman(m); // Replace the VLCs with the optimal ones. // The default ones may be used for trellis during quantization. ff_init_uni_ac_vlc(m->huff_size_ac_luminance, m->uni_ac_vlc_len); ff_init_uni_ac_vlc(m->huff_size_ac_chrominance, m->uni_chroma_ac_vlc_len); s->intra_ac_vlc_length = s->intra_ac_vlc_last_length = m->uni_ac_vlc_len; s->intra_chroma_ac_vlc_length = s->intra_chroma_ac_vlc_last_length = m->uni_chroma_ac_vlc_len; } ff_mjpeg_encode_picture_header(s->avctx, &s->pb, &s->intra_scantable, s->pred, s->intra_matrix, s->chroma_intra_matrix); ff_mjpeg_encode_picture_frame(s); ret = ff_mpv_reallocate_putbitbuffer(s, put_bits_count(&s->pb) / 8 + 100, put_bits_count(&s->pb) / 4 + 1000); if (ret < 0) { av_log(s->avctx, AV_LOG_ERROR, "Buffer reallocation failed\n"); goto fail; } ff_mjpeg_escape_FF(pbc, s->esc_pos); if((s->avctx->active_thread_type & FF_THREAD_SLICE) && mb_y < s->mb_height) put_marker(pbc, RST0 + (mb_y&7)); s->esc_pos = put_bits_count(pbc) >> 3; fail: for(i=0; i<3; i++) s->last_dc[i] = 128 << s->intra_dc_precision; return ret; } | 15,332 |
0 | void avfilter_start_frame(AVFilterLink *link, AVFilterBufferRef *picref) { void (*start_frame)(AVFilterLink *, AVFilterBufferRef *); AVFilterPad *dst = link->dstpad; FF_DPRINTF_START(NULL, start_frame); ff_dprintf_link(NULL, link, 0); dprintf(NULL, " "); ff_dprintf_ref(NULL, picref, 1); if (!(start_frame = dst->start_frame)) start_frame = avfilter_default_start_frame; /* prepare to copy the picture if it has insufficient permissions */ if ((dst->min_perms & picref->perms) != dst->min_perms || dst->rej_perms & picref->perms) { av_log(link->dst, AV_LOG_DEBUG, "frame copy needed (have perms %x, need %x, reject %x)\n", picref->perms, link->dstpad->min_perms, link->dstpad->rej_perms); link->cur_buf = avfilter_get_video_buffer(link, dst->min_perms, link->w, link->h); link->src_buf = picref; avfilter_copy_buffer_ref_props(link->cur_buf, link->src_buf); } else link->cur_buf = picref; start_frame(link, link->cur_buf); } | 15,333 |
0 | static void decorrelation(PSContext *ps, float (*out)[32][2], const float (*s)[32][2], int is34) { float power[34][PS_QMF_TIME_SLOTS] = {{0}}; float transient_gain[34][PS_QMF_TIME_SLOTS]; float *peak_decay_nrg = ps->peak_decay_nrg; float *power_smooth = ps->power_smooth; float *peak_decay_diff_smooth = ps->peak_decay_diff_smooth; float (*delay)[PS_QMF_TIME_SLOTS + PS_MAX_DELAY][2] = ps->delay; float (*ap_delay)[PS_AP_LINKS][PS_QMF_TIME_SLOTS + PS_MAX_AP_DELAY][2] = ps->ap_delay; const int8_t *k_to_i = is34 ? k_to_i_34 : k_to_i_20; const float peak_decay_factor = 0.76592833836465f; const float transient_impact = 1.5f; const float a_smooth = 0.25f; ///< Smoothing coefficient int i, k, m, n; int n0 = 0, nL = 32; static const int link_delay[] = { 3, 4, 5 }; static const float a[] = { 0.65143905753106f, 0.56471812200776f, 0.48954165955695f }; if (is34 != ps->is34bands_old) { memset(ps->peak_decay_nrg, 0, sizeof(ps->peak_decay_nrg)); memset(ps->power_smooth, 0, sizeof(ps->power_smooth)); memset(ps->peak_decay_diff_smooth, 0, sizeof(ps->peak_decay_diff_smooth)); memset(ps->delay, 0, sizeof(ps->delay)); memset(ps->ap_delay, 0, sizeof(ps->ap_delay)); } for (n = n0; n < nL; n++) { for (k = 0; k < NR_BANDS[is34]; k++) { int i = k_to_i[k]; power[i][n] += s[k][n][0] * s[k][n][0] + s[k][n][1] * s[k][n][1]; } } //Transient detection for (i = 0; i < NR_PAR_BANDS[is34]; i++) { for (n = n0; n < nL; n++) { float decayed_peak = peak_decay_factor * peak_decay_nrg[i]; float denom; peak_decay_nrg[i] = FFMAX(decayed_peak, power[i][n]); power_smooth[i] += a_smooth * (power[i][n] - power_smooth[i]); peak_decay_diff_smooth[i] += a_smooth * (peak_decay_nrg[i] - power[i][n] - peak_decay_diff_smooth[i]); denom = transient_impact * peak_decay_diff_smooth[i]; transient_gain[i][n] = (denom > power_smooth[i]) ? power_smooth[i] / denom : 1.0f; } } //Decorrelation and transient reduction // PS_AP_LINKS - 1 // ----- // | | Q_fract_allpass[k][m]*z^-link_delay[m] - a[m]*g_decay_slope[k] //H[k][z] = z^-2 * phi_fract[k] * | | ---------------------------------------------------------------- // | | 1 - a[m]*g_decay_slope[k]*Q_fract_allpass[k][m]*z^-link_delay[m] // m = 0 //d[k][z] (out) = transient_gain_mapped[k][z] * H[k][z] * s[k][z] for (k = 0; k < NR_ALLPASS_BANDS[is34]; k++) { int b = k_to_i[k]; float g_decay_slope = 1.f - DECAY_SLOPE * (k - DECAY_CUTOFF[is34]); float ag[PS_AP_LINKS]; g_decay_slope = av_clipf(g_decay_slope, 0.f, 1.f); memcpy(delay[k], delay[k]+nL, PS_MAX_DELAY*sizeof(delay[k][0])); memcpy(delay[k]+PS_MAX_DELAY, s[k], numQMFSlots*sizeof(delay[k][0])); for (m = 0; m < PS_AP_LINKS; m++) { memcpy(ap_delay[k][m], ap_delay[k][m]+numQMFSlots, 5*sizeof(ap_delay[k][m][0])); ag[m] = a[m] * g_decay_slope; } for (n = n0; n < nL; n++) { float in_re = delay[k][n+PS_MAX_DELAY-2][0] * phi_fract[is34][k][0] - delay[k][n+PS_MAX_DELAY-2][1] * phi_fract[is34][k][1]; float in_im = delay[k][n+PS_MAX_DELAY-2][0] * phi_fract[is34][k][1] + delay[k][n+PS_MAX_DELAY-2][1] * phi_fract[is34][k][0]; for (m = 0; m < PS_AP_LINKS; m++) { float a_re = ag[m] * in_re; float a_im = ag[m] * in_im; float link_delay_re = ap_delay[k][m][n+5-link_delay[m]][0]; float link_delay_im = ap_delay[k][m][n+5-link_delay[m]][1]; float fractional_delay_re = Q_fract_allpass[is34][k][m][0]; float fractional_delay_im = Q_fract_allpass[is34][k][m][1]; ap_delay[k][m][n+5][0] = in_re; ap_delay[k][m][n+5][1] = in_im; in_re = link_delay_re * fractional_delay_re - link_delay_im * fractional_delay_im - a_re; in_im = link_delay_re * fractional_delay_im + link_delay_im * fractional_delay_re - a_im; ap_delay[k][m][n+5][0] += ag[m] * in_re; ap_delay[k][m][n+5][1] += ag[m] * in_im; } out[k][n][0] = transient_gain[b][n] * in_re; out[k][n][1] = transient_gain[b][n] * in_im; } } for (; k < SHORT_DELAY_BAND[is34]; k++) { memcpy(delay[k], delay[k]+nL, PS_MAX_DELAY*sizeof(delay[k][0])); memcpy(delay[k]+PS_MAX_DELAY, s[k], numQMFSlots*sizeof(delay[k][0])); for (n = n0; n < nL; n++) { //H = delay 14 out[k][n][0] = transient_gain[k_to_i[k]][n] * delay[k][n+PS_MAX_DELAY-14][0]; out[k][n][1] = transient_gain[k_to_i[k]][n] * delay[k][n+PS_MAX_DELAY-14][1]; } } for (; k < NR_BANDS[is34]; k++) { memcpy(delay[k], delay[k]+nL, PS_MAX_DELAY*sizeof(delay[k][0])); memcpy(delay[k]+PS_MAX_DELAY, s[k], numQMFSlots*sizeof(delay[k][0])); for (n = n0; n < nL; n++) { //H = delay 1 out[k][n][0] = transient_gain[k_to_i[k]][n] * delay[k][n+PS_MAX_DELAY-1][0]; out[k][n][1] = transient_gain[k_to_i[k]][n] * delay[k][n+PS_MAX_DELAY-1][1]; } } } | 15,334 |
0 | rdt_new_context (void) { PayloadContext *rdt = av_mallocz(sizeof(PayloadContext)); int ret = avformat_open_input(&rdt->rmctx, "", &ff_rdt_demuxer, NULL); if (ret < 0) { av_free(rdt); return NULL; } return rdt; } | 15,335 |
0 | void bdrv_img_create(const char *filename, const char *fmt, const char *base_filename, const char *base_fmt, char *options, uint64_t img_size, int flags, bool quiet, Error **errp) { QemuOptsList *create_opts = NULL; QemuOpts *opts = NULL; const char *backing_fmt, *backing_file; int64_t size; BlockDriver *drv, *proto_drv; Error *local_err = NULL; int ret = 0; /* Find driver and parse its options */ drv = bdrv_find_format(fmt); if (!drv) { error_setg(errp, "Unknown file format '%s'", fmt); return; } proto_drv = bdrv_find_protocol(filename, true, errp); if (!proto_drv) { return; } if (!drv->create_opts) { error_setg(errp, "Format driver '%s' does not support image creation", drv->format_name); return; } if (!proto_drv->create_opts) { error_setg(errp, "Protocol driver '%s' does not support image creation", proto_drv->format_name); return; } create_opts = qemu_opts_append(create_opts, drv->create_opts); create_opts = qemu_opts_append(create_opts, proto_drv->create_opts); /* Create parameter list with default values */ opts = qemu_opts_create(create_opts, NULL, 0, &error_abort); qemu_opt_set_number(opts, BLOCK_OPT_SIZE, img_size, &error_abort); /* Parse -o options */ if (options) { qemu_opts_do_parse(opts, options, NULL, &local_err); if (local_err) { error_report_err(local_err); local_err = NULL; error_setg(errp, "Invalid options for file format '%s'", fmt); goto out; } } if (base_filename) { qemu_opt_set(opts, BLOCK_OPT_BACKING_FILE, base_filename, &local_err); if (local_err) { error_setg(errp, "Backing file not supported for file format '%s'", fmt); goto out; } } if (base_fmt) { qemu_opt_set(opts, BLOCK_OPT_BACKING_FMT, base_fmt, &local_err); if (local_err) { error_setg(errp, "Backing file format not supported for file " "format '%s'", fmt); goto out; } } backing_file = qemu_opt_get(opts, BLOCK_OPT_BACKING_FILE); if (backing_file) { if (!strcmp(filename, backing_file)) { error_setg(errp, "Error: Trying to create an image with the " "same filename as the backing file"); goto out; } } backing_fmt = qemu_opt_get(opts, BLOCK_OPT_BACKING_FMT); /* The size for the image must always be specified, unless we have a backing * file and we have not been forbidden from opening it. */ size = qemu_opt_get_size(opts, BLOCK_OPT_SIZE, 0); if (backing_file && !(flags & BDRV_O_NO_BACKING)) { BlockDriverState *bs; char *full_backing = g_new0(char, PATH_MAX); int back_flags; QDict *backing_options = NULL; bdrv_get_full_backing_filename_from_filename(filename, backing_file, full_backing, PATH_MAX, &local_err); if (local_err) { g_free(full_backing); goto out; } /* backing files always opened read-only */ back_flags = flags; back_flags &= ~(BDRV_O_RDWR | BDRV_O_SNAPSHOT | BDRV_O_NO_BACKING); if (backing_fmt) { backing_options = qdict_new(); qdict_put_str(backing_options, "driver", backing_fmt); } bs = bdrv_open(full_backing, NULL, backing_options, back_flags, &local_err); g_free(full_backing); if (!bs && size != -1) { /* Couldn't open BS, but we have a size, so it's nonfatal */ warn_reportf_err(local_err, "Could not verify backing image. " "This may become an error in future versions.\n"); local_err = NULL; } else if (!bs) { /* Couldn't open bs, do not have size */ error_append_hint(&local_err, "Could not open backing image to determine size.\n"); goto out; } else { if (size == -1) { /* Opened BS, have no size */ size = bdrv_getlength(bs); if (size < 0) { error_setg_errno(errp, -size, "Could not get size of '%s'", backing_file); bdrv_unref(bs); goto out; } qemu_opt_set_number(opts, BLOCK_OPT_SIZE, size, &error_abort); } bdrv_unref(bs); } } /* (backing_file && !(flags & BDRV_O_NO_BACKING)) */ if (size == -1) { error_setg(errp, "Image creation needs a size parameter"); goto out; } if (!quiet) { printf("Formatting '%s', fmt=%s ", filename, fmt); qemu_opts_print(opts, " "); puts(""); } ret = bdrv_create(drv, filename, opts, &local_err); if (ret == -EFBIG) { /* This is generally a better message than whatever the driver would * deliver (especially because of the cluster_size_hint), since that * is most probably not much different from "image too large". */ const char *cluster_size_hint = ""; if (qemu_opt_get_size(opts, BLOCK_OPT_CLUSTER_SIZE, 0)) { cluster_size_hint = " (try using a larger cluster size)"; } error_setg(errp, "The image size is too large for file format '%s'" "%s", fmt, cluster_size_hint); error_free(local_err); local_err = NULL; } out: qemu_opts_del(opts); qemu_opts_free(create_opts); error_propagate(errp, local_err); } | 15,336 |
0 | static void virtio_ccw_post_plugged(DeviceState *d, Error **errp) { VirtioCcwDevice *dev = VIRTIO_CCW_DEVICE(d); VirtIODevice *vdev = virtio_bus_get_device(&dev->bus); if (!virtio_host_has_feature(vdev, VIRTIO_F_VERSION_1)) { /* A backend didn't support modern virtio. */ dev->max_rev = 0; } } | 15,338 |
0 | static void sun4m_load_kernel(long vram_size, int ram_size, int boot_device, const char *kernel_filename, const char *kernel_cmdline, const char *initrd_filename, int machine_id) { int ret, linux_boot; char buf[1024]; unsigned int i; long prom_offset, initrd_size, kernel_size; linux_boot = (kernel_filename != NULL); prom_offset = ram_size + vram_size; cpu_register_physical_memory(PROM_ADDR, (PROM_SIZE_MAX + TARGET_PAGE_SIZE - 1) & TARGET_PAGE_MASK, prom_offset | IO_MEM_ROM); snprintf(buf, sizeof(buf), "%s/%s", bios_dir, PROM_FILENAME); ret = load_elf(buf, 0, NULL, NULL, NULL); if (ret < 0) { fprintf(stderr, "qemu: could not load prom '%s'\n", buf); exit(1); } kernel_size = 0; if (linux_boot) { kernel_size = load_elf(kernel_filename, -0xf0000000, NULL, NULL, NULL); if (kernel_size < 0) kernel_size = load_aout(kernel_filename, phys_ram_base + KERNEL_LOAD_ADDR); if (kernel_size < 0) kernel_size = load_image(kernel_filename, phys_ram_base + KERNEL_LOAD_ADDR); if (kernel_size < 0) { fprintf(stderr, "qemu: could not load kernel '%s'\n", kernel_filename); exit(1); } /* load initrd */ initrd_size = 0; if (initrd_filename) { initrd_size = load_image(initrd_filename, phys_ram_base + INITRD_LOAD_ADDR); if (initrd_size < 0) { fprintf(stderr, "qemu: could not load initial ram disk '%s'\n", initrd_filename); exit(1); } } if (initrd_size > 0) { for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) { if (ldl_raw(phys_ram_base + KERNEL_LOAD_ADDR + i) == 0x48647253) { // HdrS stl_raw(phys_ram_base + KERNEL_LOAD_ADDR + i + 16, INITRD_LOAD_ADDR); stl_raw(phys_ram_base + KERNEL_LOAD_ADDR + i + 20, initrd_size); break; } } } } nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr, kernel_cmdline, boot_device, ram_size, kernel_size, graphic_width, graphic_height, graphic_depth, machine_id); } | 15,339 |
0 | static void gen_srq(DisasContext *ctx) { int l1 = gen_new_label(); TCGv t0 = tcg_temp_new(); TCGv t1 = tcg_temp_new(); tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F); tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); tcg_gen_subfi_tl(t1, 32, t1); tcg_gen_shl_tl(t1, cpu_gpr[rS(ctx->opcode)], t1); tcg_gen_or_tl(t1, t0, t1); gen_store_spr(SPR_MQ, t1); tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x20); tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1); tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0); gen_set_label(l1); tcg_temp_free(t0); tcg_temp_free(t1); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } | 15,340 |
0 | static void local_mapped_file_attr(int dirfd, const char *name, struct stat *stbuf) { FILE *fp; char buf[ATTR_MAX]; int map_dirfd; map_dirfd = openat_dir(dirfd, VIRTFS_META_DIR); if (map_dirfd == -1) { return; } fp = local_fopenat(map_dirfd, name, "r"); close_preserve_errno(map_dirfd); if (!fp) { return; } memset(buf, 0, ATTR_MAX); while (fgets(buf, ATTR_MAX, fp)) { if (!strncmp(buf, "virtfs.uid", 10)) { stbuf->st_uid = atoi(buf+11); } else if (!strncmp(buf, "virtfs.gid", 10)) { stbuf->st_gid = atoi(buf+11); } else if (!strncmp(buf, "virtfs.mode", 11)) { stbuf->st_mode = atoi(buf+12); } else if (!strncmp(buf, "virtfs.rdev", 11)) { stbuf->st_rdev = atoi(buf+12); } memset(buf, 0, ATTR_MAX); } fclose(fp); } | 15,342 |
0 | static int save_user_regs(CPUPPCState *env, struct target_mcontext *frame, int sigret) { target_ulong msr = env->msr; int i; target_ulong ccr = 0; /* In general, the kernel attempts to be intelligent about what it needs to save for Altivec/FP/SPE registers. We don't care that much, so we just go ahead and save everything. */ /* Save general registers. */ for (i = 0; i < ARRAY_SIZE(env->gpr); i++) { if (__put_user(env->gpr[i], &frame->mc_gregs[i])) { return 1; } } if (__put_user(env->nip, &frame->mc_gregs[TARGET_PT_NIP]) || __put_user(env->ctr, &frame->mc_gregs[TARGET_PT_CTR]) || __put_user(env->lr, &frame->mc_gregs[TARGET_PT_LNK]) || __put_user(env->xer, &frame->mc_gregs[TARGET_PT_XER])) return 1; for (i = 0; i < ARRAY_SIZE(env->crf); i++) { ccr |= env->crf[i] << (32 - ((i + 1) * 4)); } if (__put_user(ccr, &frame->mc_gregs[TARGET_PT_CCR])) return 1; /* Save Altivec registers if necessary. */ if (env->insns_flags & PPC_ALTIVEC) { for (i = 0; i < ARRAY_SIZE(env->avr); i++) { ppc_avr_t *avr = &env->avr[i]; ppc_avr_t *vreg = &frame->mc_vregs.altivec[i]; if (__put_user(avr->u64[0], &vreg->u64[0]) || __put_user(avr->u64[1], &vreg->u64[1])) { return 1; } } /* Set MSR_VR in the saved MSR value to indicate that frame->mc_vregs contains valid data. */ msr |= MSR_VR; if (__put_user((uint32_t)env->spr[SPR_VRSAVE], &frame->mc_vregs.altivec[32].u32[3])) return 1; } /* Save floating point registers. */ if (env->insns_flags & PPC_FLOAT) { for (i = 0; i < ARRAY_SIZE(env->fpr); i++) { if (__put_user(env->fpr[i], &frame->mc_fregs[i])) { return 1; } } if (__put_user((uint64_t) env->fpscr, &frame->mc_fregs[32])) return 1; } /* Save SPE registers. The kernel only saves the high half. */ if (env->insns_flags & PPC_SPE) { #if defined(TARGET_PPC64) for (i = 0; i < ARRAY_SIZE(env->gpr); i++) { if (__put_user(env->gpr[i] >> 32, &frame->mc_vregs.spe[i])) { return 1; } } #else for (i = 0; i < ARRAY_SIZE(env->gprh); i++) { if (__put_user(env->gprh[i], &frame->mc_vregs.spe[i])) { return 1; } } #endif /* Set MSR_SPE in the saved MSR value to indicate that frame->mc_vregs contains valid data. */ msr |= MSR_SPE; if (__put_user(env->spe_fscr, &frame->mc_vregs.spe[32])) return 1; } /* Store MSR. */ if (__put_user(msr, &frame->mc_gregs[TARGET_PT_MSR])) return 1; /* Set up the sigreturn trampoline: li r0,sigret; sc. */ if (sigret) { if (__put_user(0x38000000UL | sigret, &frame->tramp[0]) || __put_user(0x44000002UL, &frame->tramp[1])) { return 1; } } return 0; } | 15,343 |
0 | static int decode_frame(NUTContext *nut, AVPacket *pkt, int frame_code, int frame_type){ AVFormatContext *s= nut->avf; StreamContext *stream; ByteIOContext *bc = &s->pb; int size, flags, size_mul, size_lsb, stream_id; int key_frame = 0; int64_t pts = 0; const int prefix_len= frame_type == 2 ? 8+1 : 1; const int64_t frame_start= url_ftell(bc) - prefix_len; flags= nut->frame_code[frame_code].flags; size_mul= nut->frame_code[frame_code].size_mul; size_lsb= nut->frame_code[frame_code].size_lsb; stream_id= nut->frame_code[frame_code].stream_id_plus1 - 1; if(flags & FLAG_FRAME_TYPE){ reset(s); if(get_packetheader(nut, bc, prefix_len, 0) < 0) return -1; if(frame_type!=2) frame_type= 1; } if(stream_id==-1) stream_id= get_v(bc); if(stream_id >= s->nb_streams){ av_log(s, AV_LOG_ERROR, "illegal stream_id\n"); return -1; } stream= &nut->stream[stream_id]; // av_log(s, AV_LOG_DEBUG, "ft:%d ppts:%d %d %d\n", frame_type, stream->lru_pts_delta[0], stream->lru_pts_delta[1], stream->lru_pts_delta[2]); if(flags & FLAG_PRED_KEY_FRAME){ if(flags & FLAG_KEY_FRAME) key_frame= !stream->last_key_frame; else key_frame= stream->last_key_frame; }else{ key_frame= !!(flags & FLAG_KEY_FRAME); } if(flags & FLAG_PTS){ if(flags & FLAG_FULL_PTS){ pts= get_v(bc); if(frame_type && key_frame){ av_add_index_entry( s->streams[stream_id], frame_start, pts, frame_start - nut->stream[stream_id].last_sync_pos, AVINDEX_KEYFRAME); nut->stream[stream_id].last_sync_pos= frame_start; assert(nut->packet_start == frame_start); } }else{ int64_t mask = (1<<stream->msb_timestamp_shift)-1; int64_t delta= stream->last_pts - mask/2; pts= ((get_v(bc) - delta)&mask) + delta; } }else{ pts= stream->last_pts + stream->lru_pts_delta[(flags&12)>>2]; } if(size_mul <= size_lsb){ size= stream->lru_size[size_lsb - size_mul]; }else{ if(flags & FLAG_DATA_SIZE) size= size_mul*get_v(bc) + size_lsb; else size= size_lsb; } //av_log(s, AV_LOG_DEBUG, "fs:%lld fc:%d ft:%d kf:%d pts:%lld size:%d\n", frame_start, frame_code, frame_type, key_frame, pts, size); if(url_ftell(bc) - nut->packet_start + size > nut->written_packet_size){ av_log(s, AV_LOG_ERROR, "frame size too large\n"); return -1; } av_new_packet(pkt, size); get_buffer(bc, pkt->data, size); pkt->stream_index = stream_id; if (key_frame) pkt->flags |= PKT_FLAG_KEY; pkt->pts = pts * AV_TIME_BASE * stream->rate_den / stream->rate_num; update(nut, stream_id, frame_start, frame_type, frame_code, key_frame, size, pts); return 0; } | 15,344 |
0 | static void dec_sr(DisasContext *dc) { if (dc->format == OP_FMT_RI) { LOG_DIS("sri r%d, r%d, %d\n", dc->r1, dc->r0, dc->imm5); } else { LOG_DIS("sr r%d, r%d, r%d\n", dc->r2, dc->r0, dc->r1); } /* The real CPU (w/o hardware shifter) only supports right shift by exactly * one bit */ if (dc->format == OP_FMT_RI) { if (!(dc->features & LM32_FEATURE_SHIFT) && (dc->imm5 != 1)) { qemu_log_mask(LOG_GUEST_ERROR, "hardware shifter is not available\n"); t_gen_illegal_insn(dc); return; } tcg_gen_sari_tl(cpu_R[dc->r1], cpu_R[dc->r0], dc->imm5); } else { int l1 = gen_new_label(); int l2 = gen_new_label(); TCGv t0 = tcg_temp_local_new(); tcg_gen_andi_tl(t0, cpu_R[dc->r1], 0x1f); if (!(dc->features & LM32_FEATURE_SHIFT)) { tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 1, l1); t_gen_illegal_insn(dc); tcg_gen_br(l2); } gen_set_label(l1); tcg_gen_sar_tl(cpu_R[dc->r2], cpu_R[dc->r0], t0); gen_set_label(l2); tcg_temp_free(t0); } } | 15,345 |
0 | static ssize_t handle_aiocb_discard(RawPosixAIOData *aiocb) { int ret = -EOPNOTSUPP; BDRVRawState *s = aiocb->bs->opaque; if (s->has_discard == 0) { return 0; } if (aiocb->aio_type & QEMU_AIO_BLKDEV) { #ifdef BLKDISCARD do { uint64_t range[2] = { aiocb->aio_offset, aiocb->aio_nbytes }; if (ioctl(aiocb->aio_fildes, BLKDISCARD, range) == 0) { return 0; } } while (errno == EINTR); ret = -errno; #endif } else { #ifdef CONFIG_XFS if (s->is_xfs) { return xfs_discard(s, aiocb->aio_offset, aiocb->aio_nbytes); } #endif #ifdef CONFIG_FALLOCATE_PUNCH_HOLE do { if (fallocate(s->fd, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, aiocb->aio_offset, aiocb->aio_nbytes) == 0) { return 0; } } while (errno == EINTR); ret = -errno; #endif } if (ret == -ENODEV || ret == -ENOSYS || ret == -EOPNOTSUPP || ret == -ENOTTY) { s->has_discard = 0; ret = 0; } return ret; } | 15,346 |
0 | void AUD_register_card (const char *name, QEMUSoundCard *card) { audio_init (); card->name = qemu_strdup (name); memset (&card->entries, 0, sizeof (card->entries)); LIST_INSERT_HEAD (&glob_audio_state.card_head, card, entries); } | 15,347 |
0 | static void rtc_get_date(Object *obj, Visitor *v, void *opaque, const char *name, Error **errp) { Error *err = NULL; RTCState *s = MC146818_RTC(obj); struct tm current_tm; rtc_update_time(s); rtc_get_time(s, ¤t_tm); visit_start_struct(v, NULL, "struct tm", name, 0, &err); if (err) { goto out; } visit_type_int32(v, ¤t_tm.tm_year, "tm_year", &err); if (err) { goto out_end; } visit_type_int32(v, ¤t_tm.tm_mon, "tm_mon", &err); if (err) { goto out_end; } visit_type_int32(v, ¤t_tm.tm_mday, "tm_mday", &err); if (err) { goto out_end; } visit_type_int32(v, ¤t_tm.tm_hour, "tm_hour", &err); if (err) { goto out_end; } visit_type_int32(v, ¤t_tm.tm_min, "tm_min", &err); if (err) { goto out_end; } visit_type_int32(v, ¤t_tm.tm_sec, "tm_sec", &err); if (err) { goto out_end; } out_end: error_propagate(errp, err); err = NULL; visit_end_struct(v, errp); out: error_propagate(errp, err); } | 15,348 |
0 | static inline void tlb_set_dirty(CPUState *env, target_ulong vaddr) { int i; vaddr &= TARGET_PAGE_MASK; i = (vaddr >> TARGET_PAGE_BITS) & (CPU_TLB_SIZE - 1); tlb_set_dirty1(&env->tlb_table[0][i], vaddr); tlb_set_dirty1(&env->tlb_table[1][i], vaddr); #if (NB_MMU_MODES >= 3) tlb_set_dirty1(&env->tlb_table[2][i], vaddr); #endif #if (NB_MMU_MODES >= 4) tlb_set_dirty1(&env->tlb_table[3][i], vaddr); #endif #if (NB_MMU_MODES >= 5) tlb_set_dirty1(&env->tlb_table[4][i], vaddr); #endif } | 15,349 |
0 | ioapic_mem_write(void *opaque, target_phys_addr_t addr, uint64_t val, unsigned int size) { IOAPICCommonState *s = opaque; int index; switch (addr & 0xff) { case IOAPIC_IOREGSEL: s->ioregsel = val; break; case IOAPIC_IOWIN: if (size != 4) { break; } DPRINTF("write: %08x = %08" PRIx64 "\n", s->ioregsel, val); switch (s->ioregsel) { case IOAPIC_REG_ID: s->id = (val >> IOAPIC_ID_SHIFT) & IOAPIC_ID_MASK; break; case IOAPIC_REG_VER: case IOAPIC_REG_ARB: break; default: index = (s->ioregsel - IOAPIC_REG_REDTBL_BASE) >> 1; if (index >= 0 && index < IOAPIC_NUM_PINS) { if (s->ioregsel & 1) { s->ioredtbl[index] &= 0xffffffff; s->ioredtbl[index] |= (uint64_t)val << 32; } else { s->ioredtbl[index] &= ~0xffffffffULL; s->ioredtbl[index] |= val; } ioapic_service(s); } } break; } } | 15,350 |
0 | int qemu_accept(int s, struct sockaddr *addr, socklen_t *addrlen) { int ret; #ifdef CONFIG_ACCEPT4 ret = accept4(s, addr, addrlen, SOCK_CLOEXEC); if (ret != -1 || errno != EINVAL) { return ret; } #endif ret = accept(s, addr, addrlen); if (ret >= 0) { qemu_set_cloexec(ret); } return ret; } | 15,351 |
0 | static void ich9_lpc_config_write(PCIDevice *d, uint32_t addr, uint32_t val, int len) { ICH9LPCState *lpc = ICH9_LPC_DEVICE(d); uint32_t rcba_old = pci_get_long(d->config + ICH9_LPC_RCBA); pci_default_write_config(d, addr, val, len); if (ranges_overlap(addr, len, ICH9_LPC_PMBASE, 4) || ranges_overlap(addr, len, ICH9_LPC_ACPI_CTRL, 1)) { ich9_lpc_pmbase_sci_update(lpc); } if (ranges_overlap(addr, len, ICH9_LPC_RCBA, 4)) { ich9_lpc_rcba_update(lpc, rcba_old); } if (ranges_overlap(addr, len, ICH9_LPC_PIRQA_ROUT, 4)) { pci_bus_fire_intx_routing_notifier(lpc->d.bus); } if (ranges_overlap(addr, len, ICH9_LPC_PIRQE_ROUT, 4)) { pci_bus_fire_intx_routing_notifier(lpc->d.bus); } if (ranges_overlap(addr, len, ICH9_LPC_GEN_PMCON_1, 8)) { ich9_lpc_pmcon_update(lpc); } } | 15,352 |
0 | static uint64_t omap_mpui_read(void *opaque, target_phys_addr_t addr, unsigned size) { struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque; if (size != 4) { return omap_badwidth_read32(opaque, addr); } switch (addr) { case 0x00: /* CTRL */ return s->mpui_ctrl; case 0x04: /* DEBUG_ADDR */ return 0x01ffffff; case 0x08: /* DEBUG_DATA */ return 0xffffffff; case 0x0c: /* DEBUG_FLAG */ return 0x00000800; case 0x10: /* STATUS */ return 0x00000000; /* Not in OMAP310 */ case 0x14: /* DSP_STATUS */ case 0x18: /* DSP_BOOT_CONFIG */ return 0x00000000; case 0x1c: /* DSP_MPUI_CONFIG */ return 0x0000ffff; } OMAP_BAD_REG(addr); return 0; } | 15,353 |
0 | GuestFsfreezeStatus qmp_guest_fsfreeze_status(Error **err) { return guest_fsfreeze_state.status; } | 15,354 |
0 | static av_cold int nvenc_setup_surfaces(AVCodecContext *avctx) { NvencContext *ctx = avctx->priv_data; int i, res; ctx->surfaces = av_mallocz_array(ctx->nb_surfaces, sizeof(*ctx->surfaces)); if (!ctx->surfaces) return AVERROR(ENOMEM); ctx->timestamp_list = av_fifo_alloc(ctx->nb_surfaces * sizeof(int64_t)); if (!ctx->timestamp_list) return AVERROR(ENOMEM); ctx->unused_surface_queue = av_fifo_alloc(ctx->nb_surfaces * sizeof(NvencSurface*)); if (!ctx->unused_surface_queue) return AVERROR(ENOMEM); ctx->output_surface_queue = av_fifo_alloc(ctx->nb_surfaces * sizeof(NvencSurface*)); if (!ctx->output_surface_queue) return AVERROR(ENOMEM); ctx->output_surface_ready_queue = av_fifo_alloc(ctx->nb_surfaces * sizeof(NvencSurface*)); if (!ctx->output_surface_ready_queue) return AVERROR(ENOMEM); res = nvenc_push_context(avctx); if (res < 0) return res; for (i = 0; i < ctx->nb_surfaces; i++) { if ((res = nvenc_alloc_surface(avctx, i)) < 0) { nvenc_pop_context(avctx); return res; } } res = nvenc_pop_context(avctx); if (res < 0) return res; return 0; } | 15,355 |
0 | static void do_transmit_packets(dp8393xState *s) { uint16_t data[12]; int width, size; int tx_len, len; uint16_t i; width = (s->regs[SONIC_DCR] & SONIC_DCR_DW) ? 2 : 1; while (1) { /* Read memory */ DPRINTF("Transmit packet at %08x\n", (s->regs[SONIC_UTDA] << 16) | s->regs[SONIC_CTDA]); size = sizeof(uint16_t) * 6 * width; s->regs[SONIC_TTDA] = s->regs[SONIC_CTDA]; s->memory_rw(s->mem_opaque, ((s->regs[SONIC_UTDA] << 16) | s->regs[SONIC_TTDA]) + sizeof(uint16_t) * width, (uint8_t *)data, size, 0); tx_len = 0; /* Update registers */ s->regs[SONIC_TCR] = data[0 * width] & 0xf000; s->regs[SONIC_TPS] = data[1 * width]; s->regs[SONIC_TFC] = data[2 * width]; s->regs[SONIC_TSA0] = data[3 * width]; s->regs[SONIC_TSA1] = data[4 * width]; s->regs[SONIC_TFS] = data[5 * width]; /* Handle programmable interrupt */ if (s->regs[SONIC_TCR] & SONIC_TCR_PINT) { s->regs[SONIC_ISR] |= SONIC_ISR_PINT; } else { s->regs[SONIC_ISR] &= ~SONIC_ISR_PINT; } for (i = 0; i < s->regs[SONIC_TFC]; ) { /* Append fragment */ len = s->regs[SONIC_TFS]; if (tx_len + len > sizeof(s->tx_buffer)) { len = sizeof(s->tx_buffer) - tx_len; } s->memory_rw(s->mem_opaque, (s->regs[SONIC_TSA1] << 16) | s->regs[SONIC_TSA0], &s->tx_buffer[tx_len], len, 0); tx_len += len; i++; if (i != s->regs[SONIC_TFC]) { /* Read next fragment details */ size = sizeof(uint16_t) * 3 * width; s->memory_rw(s->mem_opaque, ((s->regs[SONIC_UTDA] << 16) | s->regs[SONIC_TTDA]) + sizeof(uint16_t) * (4 + 3 * i) * width, (uint8_t *)data, size, 0); s->regs[SONIC_TSA0] = data[0 * width]; s->regs[SONIC_TSA1] = data[1 * width]; s->regs[SONIC_TFS] = data[2 * width]; } } /* Handle Ethernet checksum */ if (!(s->regs[SONIC_TCR] & SONIC_TCR_CRCI)) { /* Don't append FCS there, to look like slirp packets * which don't have one */ } else { /* Remove existing FCS */ tx_len -= 4; } if (s->regs[SONIC_RCR] & (SONIC_RCR_LB1 | SONIC_RCR_LB0)) { /* Loopback */ s->regs[SONIC_TCR] |= SONIC_TCR_CRSL; if (s->vc->fd_can_read(s)) { s->loopback_packet = 1; s->vc->receive(s, s->tx_buffer, tx_len); } } else { /* Transmit packet */ qemu_send_packet(s->vc, s->tx_buffer, tx_len); } s->regs[SONIC_TCR] |= SONIC_TCR_PTX; /* Write status */ data[0 * width] = s->regs[SONIC_TCR] & 0x0fff; /* status */ size = sizeof(uint16_t) * width; s->memory_rw(s->mem_opaque, (s->regs[SONIC_UTDA] << 16) | s->regs[SONIC_TTDA], (uint8_t *)data, size, 1); if (!(s->regs[SONIC_CR] & SONIC_CR_HTX)) { /* Read footer of packet */ size = sizeof(uint16_t) * width; s->memory_rw(s->mem_opaque, ((s->regs[SONIC_UTDA] << 16) | s->regs[SONIC_TTDA]) + sizeof(uint16_t) * (4 + 3 * s->regs[SONIC_TFC]) * width, (uint8_t *)data, size, 0); s->regs[SONIC_CTDA] = data[0 * width] & ~0x1; if (data[0 * width] & 0x1) { /* EOL detected */ break; } } } /* Done */ s->regs[SONIC_CR] &= ~SONIC_CR_TXP; s->regs[SONIC_ISR] |= SONIC_ISR_TXDN; dp8393x_update_irq(s); } | 15,357 |
0 | static void msrle_decode_pal8(MsrleContext *s) { int stream_ptr = 0; unsigned char rle_code; unsigned char extra_byte; unsigned char stream_byte; int pixel_ptr = 0; int row_dec = s->frame.linesize[0]; int row_ptr = (s->avctx->height - 1) * row_dec; int frame_size = row_dec * s->avctx->height; while (row_ptr >= 0) { FETCH_NEXT_STREAM_BYTE(); rle_code = stream_byte; if (rle_code == 0) { /* fetch the next byte to see how to handle escape code */ FETCH_NEXT_STREAM_BYTE(); if (stream_byte == 0) { /* line is done, goto the next one */ row_ptr -= row_dec; pixel_ptr = 0; } else if (stream_byte == 1) { /* decode is done */ return; } else if (stream_byte == 2) { /* reposition frame decode coordinates */ FETCH_NEXT_STREAM_BYTE(); pixel_ptr += stream_byte; FETCH_NEXT_STREAM_BYTE(); row_ptr -= stream_byte * row_dec; } else { /* copy pixels from encoded stream */ if ((row_ptr + pixel_ptr + stream_byte > frame_size) || (row_ptr < 0)) { printf(" MS RLE: frame ptr just went out of bounds (1)\n"); return; } rle_code = stream_byte; extra_byte = stream_byte & 0x01; if (stream_ptr + rle_code + extra_byte > s->size) { printf(" MS RLE: stream ptr just went out of bounds (2)\n"); return; } while (rle_code--) { FETCH_NEXT_STREAM_BYTE(); s->frame.data[0][row_ptr + pixel_ptr] = stream_byte; pixel_ptr++; } /* if the RLE code is odd, skip a byte in the stream */ if (extra_byte) stream_ptr++; } } else { /* decode a run of data */ if ((row_ptr + pixel_ptr + stream_byte > frame_size) || (row_ptr < 0)) { printf(" MS RLE: frame ptr just went out of bounds (2)\n"); return; } FETCH_NEXT_STREAM_BYTE(); while(rle_code--) { s->frame.data[0][row_ptr + pixel_ptr] = stream_byte; pixel_ptr++; } } } /* make the palette available */ memcpy(s->frame.data[1], s->palette, 256 * 4); /* one last sanity check on the way out */ if (stream_ptr < s->size) printf(" MS RLE: ended frame decode with bytes left over (%d < %d)\n", stream_ptr, s->size); } | 15,359 |
0 | static int rv30_decode_intra_types(RV34DecContext *r, GetBitContext *gb, int8_t *dst) { int i, j, k; for(i = 0; i < 4; i++, dst += r->intra_types_stride - 4){ for(j = 0; j < 4; j+= 2){ int code = svq3_get_ue_golomb(gb) << 1; if(code >= 81*2){ av_log(r->s.avctx, AV_LOG_ERROR, "Incorrect intra prediction code\n"); return -1; } for(k = 0; k < 2; k++){ int A = dst[-r->intra_types_stride] + 1; int B = dst[-1] + 1; *dst++ = rv30_itype_from_context[A * 90 + B * 9 + rv30_itype_code[code + k]]; if(dst[-1] == 9){ av_log(r->s.avctx, AV_LOG_ERROR, "Incorrect intra prediction mode\n"); return -1; } } } } return 0; } | 15,360 |
0 | static void put_cabac(CABACContext *c, uint8_t * const state, int bit){ int RangeLPS= ff_h264_lps_range[2*(c->range&0xC0) + *state]; if(bit == ((*state)&1)){ c->range -= RangeLPS; *state= ff_h264_mps_state[*state]; }else{ c->low += c->range - RangeLPS; c->range = RangeLPS; *state= ff_h264_lps_state[*state]; } renorm_cabac_encoder(c); } | 15,361 |
0 | static int wv_read_header(AVFormatContext *s, AVFormatParameters *ap) { ByteIOContext *pb = s->pb; WVContext *wc = s->priv_data; AVStream *st; if(wv_read_block_header(s, pb) < 0) return -1; wc->block_parsed = 0; /* now we are ready: build format streams */ st = av_new_stream(s, 0); if (!st) return -1; st->codec->codec_type = CODEC_TYPE_AUDIO; st->codec->codec_id = CODEC_ID_WAVPACK; st->codec->channels = wc->chan; st->codec->sample_rate = wc->rate; st->codec->bits_per_coded_sample = wc->bpp; av_set_pts_info(st, 64, 1, wc->rate); s->start_time = 0; s->duration = (int64_t)wc->samples * AV_TIME_BASE / st->codec->sample_rate; if(!url_is_streamed(s->pb)) { int64_t cur = url_ftell(s->pb); ff_ape_parse_tag(s); if(!av_metadata_get(s->metadata, "", NULL, AV_METADATA_IGNORE_SUFFIX)) ff_id3v1_read(s); url_fseek(s->pb, cur, SEEK_SET); } return 0; } | 15,362 |
1 | static int mov_read_esds(MOVContext *c, AVIOContext *pb, MOVAtom atom) { return ff_mov_read_esds(c->fc, pb, atom); } | 15,363 |
1 | void qemu_cpu_kick_self(void) { #ifndef _WIN32 assert(cpu_single_env); raise(SIG_IPI); #else abort(); #endif } | 15,364 |
1 | static uint64_t get_cluster_offset(BlockDriverState *bs, uint64_t offset, int *num) { BDRVQcowState *s = bs->opaque; int l1_index, l2_index; uint64_t l2_offset, *l2_table, cluster_offset; int l1_bits, c; int index_in_cluster, nb_available, nb_needed, nb_clusters; index_in_cluster = (offset >> 9) & (s->cluster_sectors - 1); nb_needed = *num + index_in_cluster; l1_bits = s->l2_bits + s->cluster_bits; /* compute how many bytes there are between the offset and * the end of the l1 entry */ nb_available = (1 << l1_bits) - (offset & ((1 << l1_bits) - 1)); /* compute the number of available sectors */ nb_available = (nb_available >> 9) + index_in_cluster; cluster_offset = 0; /* seek the the l2 offset in the l1 table */ l1_index = offset >> l1_bits; if (l1_index >= s->l1_size) goto out; l2_offset = s->l1_table[l1_index]; /* seek the l2 table of the given l2 offset */ if (!l2_offset) goto out; /* load the l2 table in memory */ l2_offset &= ~QCOW_OFLAG_COPIED; l2_table = l2_load(bs, l2_offset); if (l2_table == NULL) return 0; /* find the cluster offset for the given disk offset */ l2_index = (offset >> s->cluster_bits) & (s->l2_size - 1); cluster_offset = be64_to_cpu(l2_table[l2_index]); nb_clusters = size_to_clusters(s, nb_needed << 9); if (!cluster_offset) { /* how many empty clusters ? */ c = count_contiguous_free_clusters(nb_clusters, &l2_table[l2_index]); } else { /* how many allocated clusters ? */ c = count_contiguous_clusters(nb_clusters, s->cluster_size, &l2_table[l2_index], QCOW_OFLAG_COPIED); } nb_available = (c * s->cluster_sectors); out: if (nb_available > nb_needed) nb_available = nb_needed; *num = nb_available - index_in_cluster; return cluster_offset & ~QCOW_OFLAG_COPIED; } | 15,365 |
1 | bool migration_has_finished(MigrationState *s) { return s->state == MIG_STATE_COMPLETED; } | 15,366 |
1 | static void microdrive_realize(DeviceState *dev, Error **errp) { MicroDriveState *md = MICRODRIVE(dev); ide_init2(&md->bus, qemu_allocate_irqs(md_set_irq, md, 1)[0]); } | 15,367 |
1 | static int decode_tsw1(uint8_t *frame, int width, int height, const uint8_t *src, const uint8_t *src_end) { const uint8_t *frame_start = frame; const uint8_t *frame_end = frame + width * height; int mask = 0x10000, bitbuf = 0; int v, offset, count, segments; segments = bytestream_get_le32(&src); frame += bytestream_get_le32(&src); if (frame < frame_start || frame > frame_end) return -1; while (segments--) { if (mask == 0x10000) { if (src >= src_end) return -1; bitbuf = bytestream_get_le16(&src); mask = 1; } if (src_end - src < 2 || frame_end - frame < 2) return -1; if (bitbuf & mask) { v = bytestream_get_le16(&src); offset = (v & 0x1FFF) << 1; count = ((v >> 13) + 2) << 1; if (frame - frame_start < offset || frame_end - frame < count) return -1; av_memcpy_backptr(frame, offset, count); frame += count; } else { *frame++ = *src++; *frame++ = *src++; } mask <<= 1; } return 0; } | 15,369 |
1 | static CharDriverState *net_vhost_parse_chardev( const NetdevVhostUserOptions *opts, Error **errp) { CharDriverState *chr = qemu_chr_find(opts->chardev); VhostUserChardevProps props; if (chr == NULL) { error_setg(errp, "chardev \"%s\" not found", opts->chardev); return NULL; } /* inspect chardev opts */ memset(&props, 0, sizeof(props)); if (qemu_opt_foreach(chr->opts, net_vhost_chardev_opts, &props, errp)) { return NULL; } if (!props.is_socket || !props.is_unix) { error_setg(errp, "chardev \"%s\" is not a unix socket", opts->chardev); return NULL; } qemu_chr_fe_claim_no_fail(chr); return chr; } | 15,370 |
1 | static int qemu_rdma_drain_cq(QEMUFile *f, RDMAContext *rdma) { int ret; if (qemu_rdma_write_flush(f, rdma) < 0) { return -EIO; } while (rdma->nb_sent) { ret = qemu_rdma_block_for_wrid(rdma, RDMA_WRID_RDMA_WRITE, NULL); if (ret < 0) { fprintf(stderr, "rdma migration: complete polling error!\n"); return -EIO; } } qemu_rdma_unregister_waiting(rdma); return 0; } | 15,371 |
1 | static int smacker_decode_header_tree(SmackVContext *smk, GetBitContext *gb, int **recodes, int *last, int size) { int res; HuffContext huff; HuffContext tmp1, tmp2; VLC vlc[2]; int escapes[3]; DBCtx ctx; tmp1.length = 256; tmp1.maxlength = 0; tmp1.current = 0; tmp1.bits = av_mallocz(256 * 4); tmp1.lengths = av_mallocz(256 * sizeof(int)); tmp1.values = av_mallocz(256 * sizeof(int)); tmp2.length = 256; tmp2.maxlength = 0; tmp2.current = 0; tmp2.bits = av_mallocz(256 * 4); tmp2.lengths = av_mallocz(256 * sizeof(int)); tmp2.values = av_mallocz(256 * sizeof(int)); memset(&vlc[0], 0, sizeof(VLC)); memset(&vlc[1], 0, sizeof(VLC)); if(get_bits1(gb)) { smacker_decode_tree(gb, &tmp1, 0, 0); get_bits1(gb); res = init_vlc(&vlc[0], SMKTREE_BITS, tmp1.length, tmp1.lengths, sizeof(int), sizeof(int), tmp1.bits, sizeof(uint32_t), sizeof(uint32_t), INIT_VLC_LE); if(res < 0) { av_log(smk->avctx, AV_LOG_ERROR, "Cannot build VLC table\n"); } else { av_log(smk->avctx, AV_LOG_ERROR, "Skipping low bytes tree\n"); if(get_bits1(gb)){ smacker_decode_tree(gb, &tmp2, 0, 0); get_bits1(gb); res = init_vlc(&vlc[1], SMKTREE_BITS, tmp2.length, tmp2.lengths, sizeof(int), sizeof(int), tmp2.bits, sizeof(uint32_t), sizeof(uint32_t), INIT_VLC_LE); if(res < 0) { av_log(smk->avctx, AV_LOG_ERROR, "Cannot build VLC table\n"); } else { av_log(smk->avctx, AV_LOG_ERROR, "Skipping high bytes tree\n"); escapes[0] = get_bits(gb, 8); escapes[0] |= get_bits(gb, 8) << 8; escapes[1] = get_bits(gb, 8); escapes[1] |= get_bits(gb, 8) << 8; escapes[2] = get_bits(gb, 8); escapes[2] |= get_bits(gb, 8) << 8; last[0] = last[1] = last[2] = -1; ctx.escapes[0] = escapes[0]; ctx.escapes[1] = escapes[1]; ctx.escapes[2] = escapes[2]; ctx.v1 = &vlc[0]; ctx.v2 = &vlc[1]; ctx.recode1 = tmp1.values; ctx.recode2 = tmp2.values; ctx.last = last; huff.length = ((size + 3) >> 2) + 3; huff.maxlength = 0; huff.current = 0; huff.values = av_mallocz(huff.length * sizeof(int)); smacker_decode_bigtree(gb, &huff, &ctx); get_bits1(gb); if(ctx.last[0] == -1) ctx.last[0] = huff.current++; if(ctx.last[1] == -1) ctx.last[1] = huff.current++; if(ctx.last[2] == -1) ctx.last[2] = huff.current++; *recodes = huff.values; if(vlc[0].table) free_vlc(&vlc[0]); if(vlc[1].table) free_vlc(&vlc[1]); av_free(tmp1.bits); av_free(tmp1.lengths); av_free(tmp1.values); av_free(tmp2.bits); av_free(tmp2.lengths); av_free(tmp2.values); return 0; | 15,372 |
1 | static void get_seg(SegmentCache *lhs, const struct kvm_segment *rhs) { lhs->selector = rhs->selector; lhs->base = rhs->base; lhs->limit = rhs->limit; lhs->flags = (rhs->type << DESC_TYPE_SHIFT) | (rhs->present * DESC_P_MASK) | (rhs->dpl << DESC_DPL_SHIFT) | (rhs->db << DESC_B_SHIFT) | (rhs->s * DESC_S_MASK) | (rhs->l << DESC_L_SHIFT) | (rhs->g * DESC_G_MASK) | (rhs->avl * DESC_AVL_MASK); } | 15,374 |
1 | int ff_rfps_add_frame(AVFormatContext *ic, AVStream *st, int64_t ts) { int i, j; int64_t last = st->info->last_dts; if( ts != AV_NOPTS_VALUE && last != AV_NOPTS_VALUE && ts > last && ts - (uint64_t)last < INT64_MAX){ double dts= (is_relative(ts) ? ts - RELATIVE_TS_BASE : ts) * av_q2d(st->time_base); int64_t duration= ts - last; if (!st->info->duration_error) st->info->duration_error = av_mallocz(sizeof(st->info->duration_error[0])*2); if (!st->info->duration_error) return AVERROR(ENOMEM); // if(st->codec->codec_type == AVMEDIA_TYPE_VIDEO) // av_log(NULL, AV_LOG_ERROR, "%f\n", dts); for (i=0; i<MAX_STD_TIMEBASES; i++) { if (st->info->duration_error[0][1][i] < 1e10) { int framerate= get_std_framerate(i); double sdts= dts*framerate/(1001*12); for(j=0; j<2; j++){ int64_t ticks= llrint(sdts+j*0.5); double error= sdts - ticks + j*0.5; st->info->duration_error[j][0][i] += error; st->info->duration_error[j][1][i] += error*error; } } } st->info->duration_count++; if (st->info->duration_count % 10 == 0) { int n = st->info->duration_count; for (i=0; i<MAX_STD_TIMEBASES; i++) { if (st->info->duration_error[0][1][i] < 1e10) { double a0 = st->info->duration_error[0][0][i] / n; double error0 = st->info->duration_error[0][1][i] / n - a0*a0; double a1 = st->info->duration_error[1][0][i] / n; double error1 = st->info->duration_error[1][1][i] / n - a1*a1; if (error0 > 0.04 && error1 > 0.04) { st->info->duration_error[0][1][i] = 2e10; st->info->duration_error[1][1][i] = 2e10; } } } } // ignore the first 4 values, they might have some random jitter if (st->info->duration_count > 3 && is_relative(ts) == is_relative(last)) st->info->duration_gcd = av_gcd(st->info->duration_gcd, duration); } if (ts != AV_NOPTS_VALUE) st->info->last_dts = ts; return 0; } | 15,375 |
1 | static int vhost_verify_ring_mappings(struct vhost_dev *dev, uint64_t start_addr, uint64_t size) { int i; for (i = 0; i < dev->nvqs; ++i) { struct vhost_virtqueue *vq = dev->vqs + i; hwaddr l; void *p; if (!ranges_overlap(start_addr, size, vq->ring_phys, vq->ring_size)) { continue; } l = vq->ring_size; p = cpu_physical_memory_map(vq->ring_phys, &l, 1); if (!p || l != vq->ring_size) { fprintf(stderr, "Unable to map ring buffer for ring %d\n", i); return -ENOMEM; } if (p != vq->ring) { fprintf(stderr, "Ring buffer relocated for ring %d\n", i); return -EBUSY; } cpu_physical_memory_unmap(p, l, 0, 0); } return 0; } | 15,376 |
1 | static av_cold int vc2_encode_frame(AVCodecContext *avctx, AVPacket *avpkt, const AVFrame *frame, int *got_packet) { int ret = 0; int sig_size = 256; VC2EncContext *s = avctx->priv_data; const char aux_data[] = LIBAVCODEC_IDENT; const int aux_data_size = sizeof(aux_data); const int header_size = 100 + aux_data_size; int64_t max_frame_bytes, r_bitrate = avctx->bit_rate >> (s->interlaced); s->avctx = avctx; s->size_scaler = 1; s->prefix_bytes = 0; s->last_parse_code = 0; s->next_parse_offset = 0; /* Rate control */ max_frame_bytes = (av_rescale(r_bitrate, s->avctx->time_base.num, s->avctx->time_base.den) >> 3) - header_size; /* Find an appropriate size scaler */ while (sig_size > 255) { s->slice_max_bytes = FFALIGN(av_rescale(max_frame_bytes, 1, s->num_x*s->num_y), s->size_scaler); s->slice_max_bytes += 4 + s->prefix_bytes; sig_size = s->slice_max_bytes/s->size_scaler; /* Signalled slize size */ s->size_scaler <<= 1; } s->slice_min_bytes = s->slice_max_bytes - s->slice_max_bytes*(s->tolerance/100.0f); ret = encode_frame(s, avpkt, frame, aux_data, header_size, s->interlaced); if (ret) return ret; if (s->interlaced) { ret = encode_frame(s, avpkt, frame, aux_data, header_size, 2); if (ret) return ret; } flush_put_bits(&s->pb); avpkt->size = put_bits_count(&s->pb) >> 3; *got_packet = 1; return 0; } | 15,377 |
0 | int ff_tak_decode_frame_header(AVCodecContext *avctx, GetBitContext *gb, TAKStreamInfo *ti, int log_level_offset) { if (get_bits(gb, TAK_FRAME_HEADER_SYNC_ID_BITS) != TAK_FRAME_HEADER_SYNC_ID) { av_log(avctx, AV_LOG_ERROR + log_level_offset, "missing sync id\n"); return AVERROR_INVALIDDATA; } ti->flags = get_bits(gb, TAK_FRAME_HEADER_FLAGS_BITS); ti->frame_num = get_bits(gb, TAK_FRAME_HEADER_NO_BITS); if (ti->flags & TAK_FRAME_FLAG_IS_LAST) { ti->last_frame_samples = get_bits(gb, TAK_FRAME_HEADER_SAMPLE_COUNT_BITS) + 1; skip_bits(gb, 2); } else { ti->last_frame_samples = 0; } if (ti->flags & TAK_FRAME_FLAG_HAS_INFO) { avpriv_tak_parse_streaminfo(gb, ti); if (get_bits(gb, 6)) skip_bits(gb, 25); align_get_bits(gb); } if (ti->flags & TAK_FRAME_FLAG_HAS_METADATA) return AVERROR_INVALIDDATA; skip_bits(gb, 24); return 0; } | 15,378 |
0 | static int dvbsub_read_2bit_string(uint8_t *destbuf, int dbuf_len, const uint8_t **srcbuf, int buf_size, int non_mod, uint8_t *map_table) { GetBitContext gb; int bits; int run_length; int pixels_read = 0; init_get_bits(&gb, *srcbuf, buf_size << 3); while (get_bits_count(&gb) < buf_size << 3 && pixels_read < dbuf_len) { bits = get_bits(&gb, 2); if (bits) { if (non_mod != 1 || bits != 1) { if (map_table) *destbuf++ = map_table[bits]; else *destbuf++ = bits; } pixels_read++; } else { bits = get_bits1(&gb); if (bits == 1) { run_length = get_bits(&gb, 3) + 3; bits = get_bits(&gb, 2); if (non_mod == 1 && bits == 1) pixels_read += run_length; else { if (map_table) bits = map_table[bits]; while (run_length-- > 0 && pixels_read < dbuf_len) { *destbuf++ = bits; pixels_read++; } } } else { bits = get_bits1(&gb); if (bits == 0) { bits = get_bits(&gb, 2); if (bits == 2) { run_length = get_bits(&gb, 4) + 12; bits = get_bits(&gb, 2); if (non_mod == 1 && bits == 1) pixels_read += run_length; else { if (map_table) bits = map_table[bits]; while (run_length-- > 0 && pixels_read < dbuf_len) { *destbuf++ = bits; pixels_read++; } } } else if (bits == 3) { run_length = get_bits(&gb, 8) + 29; bits = get_bits(&gb, 2); if (non_mod == 1 && bits == 1) pixels_read += run_length; else { if (map_table) bits = map_table[bits]; while (run_length-- > 0 && pixels_read < dbuf_len) { *destbuf++ = bits; pixels_read++; } } } else if (bits == 1) { pixels_read += 2; if (map_table) bits = map_table[0]; else bits = 0; if (pixels_read <= dbuf_len) { *destbuf++ = bits; *destbuf++ = bits; } } else { (*srcbuf) += (get_bits_count(&gb) + 7) >> 3; return pixels_read; } } else { if (map_table) bits = map_table[0]; else bits = 0; *destbuf++ = bits; pixels_read++; } } } } if (get_bits(&gb, 6)) av_log(0, AV_LOG_ERROR, "DVBSub error: line overflow\n"); (*srcbuf) += (get_bits_count(&gb) + 7) >> 3; return pixels_read; } | 15,379 |
0 | D(float, sse) D(float, avx) D(int16, mmx) D(int16, sse2) av_cold void swri_rematrix_init_x86(struct SwrContext *s){ int mm_flags = av_get_cpu_flags(); int nb_in = av_get_channel_layout_nb_channels(s->in_ch_layout); int nb_out = av_get_channel_layout_nb_channels(s->out_ch_layout); int num = nb_in * nb_out; int i,j; s->mix_1_1_simd = NULL; s->mix_2_1_simd = NULL; if (s->midbuf.fmt == AV_SAMPLE_FMT_S16P){ if(mm_flags & AV_CPU_FLAG_MMX) { s->mix_1_1_simd = ff_mix_1_1_a_int16_mmx; s->mix_2_1_simd = ff_mix_2_1_a_int16_mmx; } if(mm_flags & AV_CPU_FLAG_SSE2) { s->mix_1_1_simd = ff_mix_1_1_a_int16_sse2; s->mix_2_1_simd = ff_mix_2_1_a_int16_sse2; } s->native_simd_matrix = av_mallocz(2 * num * sizeof(int16_t)); s->native_simd_one = av_mallocz(2 * sizeof(int16_t)); for(i=0; i<nb_out; i++){ int sh = 0; for(j=0; j<nb_in; j++) sh = FFMAX(sh, FFABS(((int*)s->native_matrix)[i * nb_in + j])); sh = FFMAX(av_log2(sh) - 14, 0); for(j=0; j<nb_in; j++) { ((int16_t*)s->native_simd_matrix)[2*(i * nb_in + j)+1] = 15 - sh; ((int16_t*)s->native_simd_matrix)[2*(i * nb_in + j)] = ((((int*)s->native_matrix)[i * nb_in + j]) + (1<<sh>>1)) >> sh; } } ((int16_t*)s->native_simd_one)[1] = 14; ((int16_t*)s->native_simd_one)[0] = 16384; } else if(s->midbuf.fmt == AV_SAMPLE_FMT_FLTP){ if(mm_flags & AV_CPU_FLAG_SSE) { s->mix_1_1_simd = ff_mix_1_1_a_float_sse; s->mix_2_1_simd = ff_mix_2_1_a_float_sse; } if(HAVE_AVX_EXTERNAL && mm_flags & AV_CPU_FLAG_AVX) { s->mix_1_1_simd = ff_mix_1_1_a_float_avx; s->mix_2_1_simd = ff_mix_2_1_a_float_avx; } s->native_simd_matrix = av_mallocz(num * sizeof(float)); memcpy(s->native_simd_matrix, s->native_matrix, num * sizeof(float)); s->native_simd_one = av_mallocz(sizeof(float)); memcpy(s->native_simd_one, s->native_one, sizeof(float)); } } | 15,380 |
1 | static int mov_read_wave(MOVContext *c, AVIOContext *pb, MOVAtom atom) { AVStream *st; if (c->fc->nb_streams < 1) return 0; st = c->fc->streams[c->fc->nb_streams-1]; if ((uint64_t)atom.size > (1<<30)) return AVERROR_INVALIDDATA; if (st->codec->codec_id == AV_CODEC_ID_QDM2 || st->codec->codec_id == AV_CODEC_ID_QDMC) { // pass all frma atom to codec, needed at least for QDMC and QDM2 av_free(st->codec->extradata); st->codec->extradata = av_mallocz(atom.size + FF_INPUT_BUFFER_PADDING_SIZE); if (!st->codec->extradata) return AVERROR(ENOMEM); st->codec->extradata_size = atom.size; avio_read(pb, st->codec->extradata, atom.size); } else if (atom.size > 8) { /* to read frma, esds atoms */ int ret; if ((ret = mov_read_default(c, pb, atom)) < 0) return ret; } else avio_skip(pb, atom.size); return 0; } | 15,381 |
1 | static void rng_egd_finalize(Object *obj) { RngEgd *s = RNG_EGD(obj); if (s->chr) { qemu_chr_add_handlers(s->chr, NULL, NULL, NULL, NULL); } g_free(s->chr_name); rng_egd_free_requests(s); } | 15,382 |
1 | static int mov_read_chan(MOVContext *c, AVIOContext *pb, MOVAtom atom) { AVStream *st; if (c->fc->nb_streams < 1) return 0; st = c->fc->streams[c->fc->nb_streams-1]; if (atom.size < 16) return 0; ff_mov_read_chan(c->fc, st, atom.size - 4); return 0; } | 15,383 |
1 | static bool virtio_blk_sect_range_ok(VirtIOBlock *dev, uint64_t sector, size_t size) { if (sector & dev->sector_mask) { if (size % dev->conf->logical_block_size) { return true; | 15,384 |
1 | static int decode(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt) { BC_STATUS ret; BC_DTS_STATUS decoder_status = { 0, }; CopyRet rec_ret; CHDContext *priv = avctx->priv_data; HANDLE dev = priv->dev; uint8_t *in_data = avpkt->data; int len = avpkt->size; int free_data = 0; uint8_t pic_type = 0; av_log(avctx, AV_LOG_VERBOSE, "CrystalHD: decode_frame\n"); if (avpkt->size == 7 && !priv->bframe_bug) { /* * The use of a drop frame triggers the bug */ av_log(avctx, AV_LOG_INFO, "CrystalHD: Enabling work-around for packed b-frame bug\n"); priv->bframe_bug = 1; } else if (avpkt->size == 8 && priv->bframe_bug) { /* * Delay frames don't trigger the bug */ av_log(avctx, AV_LOG_INFO, "CrystalHD: Disabling work-around for packed b-frame bug\n"); priv->bframe_bug = 0; } if (len) { int32_t tx_free = (int32_t)DtsTxFreeSize(dev); if (priv->bsfc) { int ret = 0; AVPacket filter_packet = { 0 }; AVPacket filtered_packet = { 0 }; ret = av_packet_ref(&filter_packet, avpkt); if (ret < 0) { av_log(avctx, AV_LOG_ERROR, "CrystalHD: mpv4toannexb filter " "failed to ref input packet\n"); return ret; } ret = av_bsf_send_packet(priv->bsfc, &filter_packet); if (ret < 0) { av_log(avctx, AV_LOG_ERROR, "CrystalHD: mpv4toannexb filter " "failed to send input packet\n"); return ret; } ret = av_bsf_receive_packet(priv->bsfc, &filtered_packet); if (ret < 0) { av_log(avctx, AV_LOG_ERROR, "CrystalHD: mpv4toannexb filter " "failed to receive output packet\n"); return ret; } in_data = filtered_packet.data; len = filtered_packet.size; av_packet_unref(&filter_packet); } if (priv->parser) { int ret = 0; free_data = ret > 0; if (ret >= 0) { uint8_t *pout; int psize; int index; H264Context *h = priv->parser->priv_data; index = av_parser_parse2(priv->parser, avctx, &pout, &psize, in_data, len, avctx->internal->pkt->pts, avctx->internal->pkt->dts, 0); if (index < 0) { av_log(avctx, AV_LOG_WARNING, "CrystalHD: Failed to parse h.264 packet to " "detect interlacing.\n"); } else if (index != len) { av_log(avctx, AV_LOG_WARNING, "CrystalHD: Failed to parse h.264 packet " "completely. Interlaced frames may be " "incorrectly detected.\n"); } else { av_log(avctx, AV_LOG_VERBOSE, "CrystalHD: parser picture type %d\n", h->picture_structure); pic_type = h->picture_structure; } } else { av_log(avctx, AV_LOG_WARNING, "CrystalHD: mp4toannexb filter failed to filter " "packet. Interlaced frames may be incorrectly " "detected.\n"); } } if (len < tx_free - 1024) { /* * Despite being notionally opaque, either libcrystalhd or * the hardware itself will mangle pts values that are too * small or too large. The docs claim it should be in units * of 100ns. Given that we're nominally dealing with a black * box on both sides, any transform we do has no guarantee of * avoiding mangling so we need to build a mapping to values * we know will not be mangled. */ uint64_t pts = opaque_list_push(priv, avctx->internal->pkt->pts, pic_type); if (!pts) { if (free_data) { av_freep(&in_data); } return AVERROR(ENOMEM); } av_log(priv->avctx, AV_LOG_VERBOSE, "input \"pts\": %"PRIu64"\n", pts); ret = DtsProcInput(dev, in_data, len, pts, 0); if (free_data) { av_freep(&in_data); } if (ret == BC_STS_BUSY) { av_log(avctx, AV_LOG_WARNING, "CrystalHD: ProcInput returned busy\n"); usleep(BASE_WAIT); return AVERROR(EBUSY); } else if (ret != BC_STS_SUCCESS) { av_log(avctx, AV_LOG_ERROR, "CrystalHD: ProcInput failed: %u\n", ret); return -1; } avctx->has_b_frames++; } else { av_log(avctx, AV_LOG_WARNING, "CrystalHD: Input buffer full\n"); len = 0; // We didn't consume any bytes. } } else { av_log(avctx, AV_LOG_INFO, "CrystalHD: No more input data\n"); } if (priv->skip_next_output) { av_log(avctx, AV_LOG_VERBOSE, "CrystalHD: Skipping next output.\n"); priv->skip_next_output = 0; avctx->has_b_frames--; return len; } ret = DtsGetDriverStatus(dev, &decoder_status); if (ret != BC_STS_SUCCESS) { av_log(avctx, AV_LOG_ERROR, "CrystalHD: GetDriverStatus failed\n"); return -1; } /* * No frames ready. Don't try to extract. * * Empirical testing shows that ReadyListCount can be a damn lie, * and ProcOut still fails when count > 0. The same testing showed * that two more iterations were needed before ProcOutput would * succeed. */ if (priv->output_ready < 2) { if (decoder_status.ReadyListCount != 0) priv->output_ready++; usleep(BASE_WAIT); av_log(avctx, AV_LOG_INFO, "CrystalHD: Filling pipeline.\n"); return len; } else if (decoder_status.ReadyListCount == 0) { /* * After the pipeline is established, if we encounter a lack of frames * that probably means we're not giving the hardware enough time to * decode them, so start increasing the wait time at the end of a * decode call. */ usleep(BASE_WAIT); priv->decode_wait += WAIT_UNIT; av_log(avctx, AV_LOG_INFO, "CrystalHD: No frames ready. Returning\n"); return len; } do { rec_ret = receive_frame(avctx, data, got_frame); if (rec_ret == RET_OK && *got_frame == 0) { /* * This case is for when the encoded fields are stored * separately and we get a separate avpkt for each one. To keep * the pipeline stable, we should return nothing and wait for * the next time round to grab the second field. * H.264 PAFF is an example of this. */ av_log(avctx, AV_LOG_VERBOSE, "Returning after first field.\n"); avctx->has_b_frames--; } else if (rec_ret == RET_COPY_NEXT_FIELD) { /* * This case is for when the encoded fields are stored in a * single avpkt but the hardware returns then separately. Unless * we grab the second field before returning, we'll slip another * frame in the pipeline and if that happens a lot, we're sunk. * So we have to get that second field now. * Interlaced mpeg2 and vc1 are examples of this. */ av_log(avctx, AV_LOG_VERBOSE, "Trying to get second field.\n"); while (1) { usleep(priv->decode_wait); ret = DtsGetDriverStatus(dev, &decoder_status); if (ret == BC_STS_SUCCESS && decoder_status.ReadyListCount > 0) { rec_ret = receive_frame(avctx, data, got_frame); if ((rec_ret == RET_OK && *got_frame > 0) || rec_ret == RET_ERROR) break; } } av_log(avctx, AV_LOG_VERBOSE, "CrystalHD: Got second field.\n"); } else if (rec_ret == RET_SKIP_NEXT_COPY) { /* * Two input packets got turned into a field pair. Gawd. */ av_log(avctx, AV_LOG_VERBOSE, "Don't output on next decode call.\n"); priv->skip_next_output = 1; } /* * If rec_ret == RET_COPY_AGAIN, that means that either we just handled * a FMT_CHANGE event and need to go around again for the actual frame, * we got a busy status and need to try again, or we're dealing with * packed b-frames, where the hardware strangely returns the packed * p-frame twice. We choose to keep the second copy as it carries the * valid pts. */ } while (rec_ret == RET_COPY_AGAIN); usleep(priv->decode_wait); return len; } | 15,385 |
1 | static int theora_decode_header(AVCodecContext *avctx, GetBitContext gb) { Vp3DecodeContext *s = avctx->priv_data; int major, minor, micro; major = get_bits(&gb, 8); /* version major */ minor = get_bits(&gb, 8); /* version minor */ micro = get_bits(&gb, 8); /* version micro */ av_log(avctx, AV_LOG_INFO, "Theora bitstream version %d.%d.%d\n", major, minor, micro); /* FIXME: endianess? */ s->theora = (major << 16) | (minor << 8) | micro; /* 3.3.0 aka alpha3 has the same frame orientation as original vp3 */ /* but previous versions have the image flipped relative to vp3 */ if (s->theora < 0x030300) { s->flipped_image = 1; av_log(avctx, AV_LOG_DEBUG, "Old (<alpha3) Theora bitstream, flipped image\n"); s->width = get_bits(&gb, 16) << 4; s->height = get_bits(&gb, 16) << 4; skip_bits(&gb, 24); /* frame width */ skip_bits(&gb, 24); /* frame height */ skip_bits(&gb, 8); /* offset x */ skip_bits(&gb, 8); /* offset y */ skip_bits(&gb, 32); /* fps numerator */ skip_bits(&gb, 32); /* fps denumerator */ skip_bits(&gb, 24); /* aspect numerator */ skip_bits(&gb, 24); /* aspect denumerator */ if (s->theora < 0x030300) skip_bits(&gb, 5); /* keyframe frequency force */ skip_bits(&gb, 8); /* colorspace */ skip_bits(&gb, 24); /* bitrate */ skip_bits(&gb, 6); /* last(?) quality index */ if (s->theora >= 0x030300) { skip_bits(&gb, 5); /* keyframe frequency force */ skip_bits(&gb, 5); /* spare bits */ // align_get_bits(&gb); avctx->width = s->width; avctx->height = s->height; vp3_decode_init(avctx); return 0; | 15,386 |
1 | static void pci_update_mappings(PCIDevice *d) { PCIIORegion *r; int cmd, i; uint32_t last_addr, new_addr, config_ofs; cmd = le16_to_cpu(*(uint16_t *)(d->config + PCI_COMMAND)); for(i = 0; i < PCI_NUM_REGIONS; i++) { r = &d->io_regions[i]; if (i == PCI_ROM_SLOT) { config_ofs = 0x30; } else { config_ofs = 0x10 + i * 4; } if (r->size != 0) { if (r->type & PCI_ADDRESS_SPACE_IO) { if (cmd & PCI_COMMAND_IO) { new_addr = le32_to_cpu(*(uint32_t *)(d->config + config_ofs)); new_addr = new_addr & ~(r->size - 1); last_addr = new_addr + r->size - 1; /* NOTE: we have only 64K ioports on PC */ if (last_addr <= new_addr || new_addr == 0 || last_addr >= 0x10000) { new_addr = -1; } } else { new_addr = -1; } } else { if (cmd & PCI_COMMAND_MEMORY) { new_addr = le32_to_cpu(*(uint32_t *)(d->config + config_ofs)); /* the ROM slot has a specific enable bit */ if (i == PCI_ROM_SLOT && !(new_addr & 1)) goto no_mem_map; new_addr = new_addr & ~(r->size - 1); last_addr = new_addr + r->size - 1; /* NOTE: we do not support wrapping */ /* XXX: as we cannot support really dynamic mappings, we handle specific values as invalid mappings. */ if (last_addr <= new_addr || new_addr == 0 || last_addr == -1) { new_addr = -1; } } else { no_mem_map: new_addr = -1; } } /* now do the real mapping */ if (new_addr != r->addr) { if (r->addr != -1) { if (r->type & PCI_ADDRESS_SPACE_IO) { int class; /* NOTE: specific hack for IDE in PC case: only one byte must be mapped. */ class = d->config[0x0a] | (d->config[0x0b] << 8); if (class == 0x0101 && r->size == 4) { isa_unassign_ioport(r->addr + 2, 1); } else { isa_unassign_ioport(r->addr, r->size); } } else { cpu_register_physical_memory(pci_to_cpu_addr(r->addr), r->size, IO_MEM_UNASSIGNED); } } r->addr = new_addr; if (r->addr != -1) { r->map_func(d, i, r->addr, r->size, r->type); } } } } } | 15,387 |
1 | static int make_completely_empty(BlockDriverState *bs) { BDRVQcow2State *s = bs->opaque; int ret, l1_clusters; int64_t offset; uint64_t *new_reftable = NULL; uint64_t rt_entry, l1_size2; struct { uint64_t l1_offset; uint64_t reftable_offset; uint32_t reftable_clusters; } QEMU_PACKED l1_ofs_rt_ofs_cls; ret = qcow2_cache_empty(bs, s->l2_table_cache); if (ret < 0) { goto fail; } ret = qcow2_cache_empty(bs, s->refcount_block_cache); if (ret < 0) { goto fail; } /* Refcounts will be broken utterly */ ret = qcow2_mark_dirty(bs); if (ret < 0) { goto fail; } BLKDBG_EVENT(bs->file, BLKDBG_L1_UPDATE); l1_clusters = DIV_ROUND_UP(s->l1_size, s->cluster_size / sizeof(uint64_t)); l1_size2 = (uint64_t)s->l1_size * sizeof(uint64_t); /* After this call, neither the in-memory nor the on-disk refcount * information accurately describe the actual references */ ret = bdrv_pwrite_zeroes(bs->file, s->l1_table_offset, l1_clusters * s->cluster_size, 0); if (ret < 0) { goto fail_broken_refcounts; } memset(s->l1_table, 0, l1_size2); BLKDBG_EVENT(bs->file, BLKDBG_EMPTY_IMAGE_PREPARE); /* Overwrite enough clusters at the beginning of the sectors to place * the refcount table, a refcount block and the L1 table in; this may * overwrite parts of the existing refcount and L1 table, which is not * an issue because the dirty flag is set, complete data loss is in fact * desired and partial data loss is consequently fine as well */ ret = bdrv_pwrite_zeroes(bs->file, s->cluster_size, (2 + l1_clusters) * s->cluster_size, 0); /* This call (even if it failed overall) may have overwritten on-disk * refcount structures; in that case, the in-memory refcount information * will probably differ from the on-disk information which makes the BDS * unusable */ if (ret < 0) { goto fail_broken_refcounts; } BLKDBG_EVENT(bs->file, BLKDBG_L1_UPDATE); BLKDBG_EVENT(bs->file, BLKDBG_REFTABLE_UPDATE); /* "Create" an empty reftable (one cluster) directly after the image * header and an empty L1 table three clusters after the image header; * the cluster between those two will be used as the first refblock */ l1_ofs_rt_ofs_cls.l1_offset = cpu_to_be64(3 * s->cluster_size); l1_ofs_rt_ofs_cls.reftable_offset = cpu_to_be64(s->cluster_size); l1_ofs_rt_ofs_cls.reftable_clusters = cpu_to_be32(1); ret = bdrv_pwrite_sync(bs->file, offsetof(QCowHeader, l1_table_offset), &l1_ofs_rt_ofs_cls, sizeof(l1_ofs_rt_ofs_cls)); if (ret < 0) { goto fail_broken_refcounts; } s->l1_table_offset = 3 * s->cluster_size; new_reftable = g_try_new0(uint64_t, s->cluster_size / sizeof(uint64_t)); if (!new_reftable) { ret = -ENOMEM; goto fail_broken_refcounts; } s->refcount_table_offset = s->cluster_size; s->refcount_table_size = s->cluster_size / sizeof(uint64_t); g_free(s->refcount_table); s->refcount_table = new_reftable; new_reftable = NULL; /* Now the in-memory refcount information again corresponds to the on-disk * information (reftable is empty and no refblocks (the refblock cache is * empty)); however, this means some clusters (e.g. the image header) are * referenced, but not refcounted, but the normal qcow2 code assumes that * the in-memory information is always correct */ BLKDBG_EVENT(bs->file, BLKDBG_REFBLOCK_ALLOC); /* Enter the first refblock into the reftable */ rt_entry = cpu_to_be64(2 * s->cluster_size); ret = bdrv_pwrite_sync(bs->file, s->cluster_size, &rt_entry, sizeof(rt_entry)); if (ret < 0) { goto fail_broken_refcounts; } s->refcount_table[0] = 2 * s->cluster_size; s->free_cluster_index = 0; assert(3 + l1_clusters <= s->refcount_block_size); offset = qcow2_alloc_clusters(bs, 3 * s->cluster_size + l1_size2); if (offset < 0) { ret = offset; goto fail_broken_refcounts; } else if (offset > 0) { error_report("First cluster in emptied image is in use"); abort(); } /* Now finally the in-memory information corresponds to the on-disk * structures and is correct */ ret = qcow2_mark_clean(bs); if (ret < 0) { goto fail; } ret = bdrv_truncate(bs->file->bs, (3 + l1_clusters) * s->cluster_size); if (ret < 0) { goto fail; } return 0; fail_broken_refcounts: /* The BDS is unusable at this point. If we wanted to make it usable, we * would have to call qcow2_refcount_close(), qcow2_refcount_init(), * qcow2_check_refcounts(), qcow2_refcount_close() and qcow2_refcount_init() * again. However, because the functions which could have caused this error * path to be taken are used by those functions as well, it's very likely * that that sequence will fail as well. Therefore, just eject the BDS. */ bs->drv = NULL; fail: g_free(new_reftable); return ret; } | 15,390 |
1 | bool gs_allowed(void) { /* for "none" machine this results in true */ return get_machine_class()->gs_allowed; } | 15,391 |
1 | void qmp_block_dirty_bitmap_remove(const char *node, const char *name, Error **errp) { AioContext *aio_context; BlockDriverState *bs; BdrvDirtyBitmap *bitmap; bitmap = block_dirty_bitmap_lookup(node, name, &bs, &aio_context, errp); if (!bitmap || !bs) { return; bdrv_dirty_bitmap_make_anon(bs, bitmap); bdrv_release_dirty_bitmap(bs, bitmap); aio_context_release(aio_context); | 15,392 |
0 | void av_opencl_uninit(void) { cl_int status; int i; LOCK_OPENCL gpu_env.init_count--; if (gpu_env.is_user_created) goto end; if ((gpu_env.init_count > 0) || (gpu_env.kernel_count > 0)) goto end; for (i = 0; i < gpu_env.program_count; i++) { if (gpu_env.programs[i]) { status = clReleaseProgram(gpu_env.programs[i]); if (status != CL_SUCCESS) { av_log(&openclutils, AV_LOG_ERROR, "Could not release OpenCL program: %s\n", opencl_errstr(status)); } gpu_env.programs[i] = NULL; } } if (gpu_env.command_queue) { status = clReleaseCommandQueue(gpu_env.command_queue); if (status != CL_SUCCESS) { av_log(&openclutils, AV_LOG_ERROR, "Could not release OpenCL command queue: %s\n", opencl_errstr(status)); } gpu_env.command_queue = NULL; } if (gpu_env.context) { status = clReleaseContext(gpu_env.context); if (status != CL_SUCCESS) { av_log(&openclutils, AV_LOG_ERROR, "Could not release OpenCL context: %s\n", opencl_errstr(status)); } gpu_env.context = NULL; } av_freep(&(gpu_env.device_ids)); end: UNLOCK_OPENCL } | 15,393 |
1 | static void s390_cpu_plug(HotplugHandler *hotplug_dev, DeviceState *dev, Error **errp) { MachineState *ms = MACHINE(hotplug_dev); S390CPU *cpu = S390_CPU(dev); g_assert(!ms->possible_cpus->cpus[cpu->env.core_id].cpu); ms->possible_cpus->cpus[cpu->env.core_id].cpu = OBJECT(dev); | 15,394 |
1 | static void usbredir_handle_data(USBDevice *udev, USBPacket *p) { USBRedirDevice *dev = DO_UPCAST(USBRedirDevice, dev, udev); uint8_t ep; ep = p->ep->nr; if (p->pid == USB_TOKEN_IN) { ep |= USB_DIR_IN; } switch (dev->endpoint[EP2I(ep)].type) { case USB_ENDPOINT_XFER_CONTROL: ERROR("handle_data called for control transfer on ep %02X\n", ep); p->status = USB_RET_NAK; break; case USB_ENDPOINT_XFER_ISOC: usbredir_handle_iso_data(dev, p, ep); break; case USB_ENDPOINT_XFER_BULK: if (p->state == USB_PACKET_SETUP && p->pid == USB_TOKEN_IN && p->ep->pipeline) { p->status = USB_RET_ADD_TO_QUEUE; break; } usbredir_handle_bulk_data(dev, p, ep); break; case USB_ENDPOINT_XFER_INT: if (ep & USB_DIR_IN) { usbredir_handle_interrupt_in_data(dev, p, ep); } else { usbredir_handle_interrupt_out_data(dev, p, ep); } break; default: ERROR("handle_data ep %02X has unknown type %d\n", ep, dev->endpoint[EP2I(ep)].type); p->status = USB_RET_NAK; } } | 15,395 |
1 | static int sdl_init_out (HWVoiceOut *hw, struct audsettings *as) { SDLVoiceOut *sdl = (SDLVoiceOut *) hw; SDLAudioState *s = &glob_sdl; SDL_AudioSpec req, obt; int endianness; int err; audfmt_e effective_fmt; struct audsettings obt_as; req.freq = as->freq; req.format = aud_to_sdlfmt (as->fmt); req.channels = as->nchannels; req.samples = conf.nb_samples; req.callback = sdl_callback; req.userdata = sdl; if (sdl_open (&req, &obt)) { return -1; } err = sdl_to_audfmt(obt.format, &effective_fmt, &endianness); if (err) { sdl_close (s); return -1; } obt_as.freq = obt.freq; obt_as.nchannels = obt.channels; obt_as.fmt = effective_fmt; obt_as.endianness = endianness; audio_pcm_init_info (&hw->info, &obt_as); hw->samples = obt.samples; s->initialized = 1; s->exit = 0; SDL_PauseAudio (0); return 0; } | 15,396 |
1 | static int dirac_probe(AVProbeData *p) { if (AV_RL32(p->buf) == MKTAG('B', 'B', 'C', 'D')) return AVPROBE_SCORE_MAX; else return 0; } | 15,398 |
1 | static void apply_mdct(AC3EncodeContext *s) { int blk, ch; for (ch = 0; ch < s->channels; ch++) { for (blk = 0; blk < AC3_MAX_BLOCKS; blk++) { AC3Block *block = &s->blocks[blk]; const SampleType *input_samples = &s->planar_samples[ch][blk * AC3_BLOCK_SIZE]; apply_window(&s->dsp, s->windowed_samples, input_samples, s->mdct.window, AC3_WINDOW_SIZE); block->exp_shift[ch] = normalize_samples(s); mdct512(&s->mdct, block->mdct_coef[ch], s->windowed_samples); } } } | 15,399 |
0 | static void read_id3(AVFormatContext *s, uint64_t id3pos) { ID3v2ExtraMeta *id3v2_extra_meta = NULL; if (avio_seek(s->pb, id3pos, SEEK_SET) < 0) return; ff_id3v2_read(s, ID3v2_DEFAULT_MAGIC, &id3v2_extra_meta); if (id3v2_extra_meta) ff_id3v2_parse_apic(s, &id3v2_extra_meta); ff_id3v2_free_extra_meta(&id3v2_extra_meta); } | 15,400 |
0 | static int mov_read_wave(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom) { AVStream *st = c->fc->streams[c->fc->nb_streams-1]; if((uint64_t)atom.size > (1<<30)) return -1; if (st->codec->codec_id == CODEC_ID_QDM2) { // pass all frma atom to codec, needed at least for QDM2 av_free(st->codec->extradata); st->codec->extradata_size = atom.size; st->codec->extradata = av_mallocz(st->codec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE); if (st->codec->extradata) { get_buffer(pb, st->codec->extradata, atom.size); } else url_fskip(pb, atom.size); } else if (atom.size > 8) { /* to read frma, esds atoms */ mov_read_default(c, pb, atom); } else url_fskip(pb, atom.size); return 0; } | 15,402 |
1 | static void unix_accept_incoming_migration(void *opaque) { struct sockaddr_un addr; socklen_t addrlen = sizeof(addr); int s = (unsigned long)opaque; QEMUFile *f; int c, ret; do { c = accept(s, (struct sockaddr *)&addr, &addrlen); } while (c == -1 && socket_error() == EINTR); dprintf("accepted migration\n"); if (c == -1) { fprintf(stderr, "could not accept migration connection\n"); return; } f = qemu_fopen_socket(c); if (f == NULL) { fprintf(stderr, "could not qemu_fopen socket\n"); goto out; } ret = qemu_loadvm_state(f); if (ret < 0) { fprintf(stderr, "load of migration failed\n"); goto out_fopen; } qemu_announce_self(); dprintf("successfully loaded vm state\n"); /* we've successfully migrated, close the server socket */ qemu_set_fd_handler2(s, NULL, NULL, NULL, NULL); close(s); out_fopen: qemu_fclose(f); out: close(c); } | 15,404 |
1 | int qemu_uuid_parse(const char *str, QemuUUID *uuid) { unsigned char *uu = &uuid->data[0]; int ret; if (strlen(str) != 36) { return -1; } ret = sscanf(str, UUID_FMT, &uu[0], &uu[1], &uu[2], &uu[3], &uu[4], &uu[5], &uu[6], &uu[7], &uu[8], &uu[9], &uu[10], &uu[11], &uu[12], &uu[13], &uu[14], &uu[15]); if (ret != 16) { return -1; } return 0; } | 15,405 |
1 | static int targa_encode_frame(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *p, int *got_packet) { TargaContext *s = avctx->priv_data; int bpp, picsize, datasize = -1, ret; uint8_t *out; if(avctx->width > 0xffff || avctx->height > 0xffff) { av_log(avctx, AV_LOG_ERROR, "image dimensions too large\n"); return AVERROR(EINVAL); } picsize = av_image_get_buffer_size(avctx->pix_fmt, avctx->width, avctx->height, 1); if ((ret = ff_alloc_packet(pkt, picsize + 45)) < 0) { av_log(avctx, AV_LOG_ERROR, "encoded frame too large\n"); return ret; } /* zero out the header and only set applicable fields */ memset(pkt->data, 0, 12); AV_WL16(pkt->data+12, avctx->width); AV_WL16(pkt->data+14, avctx->height); /* image descriptor byte: origin is always top-left, bits 0-3 specify alpha */ pkt->data[17] = 0x20 | (avctx->pix_fmt == AV_PIX_FMT_BGRA ? 8 : 0); switch(avctx->pix_fmt) { case AV_PIX_FMT_GRAY8: pkt->data[2] = TGA_BW; /* uncompressed grayscale image */ pkt->data[16] = 8; /* bpp */ break; case AV_PIX_FMT_RGB555LE: pkt->data[2] = TGA_RGB; /* uncompresses true-color image */ pkt->data[16] = 16; /* bpp */ break; case AV_PIX_FMT_BGR24: pkt->data[2] = TGA_RGB; /* uncompressed true-color image */ pkt->data[16] = 24; /* bpp */ break; case AV_PIX_FMT_BGRA: pkt->data[2] = TGA_RGB; /* uncompressed true-color image */ pkt->data[16] = 32; /* bpp */ break; default: av_log(avctx, AV_LOG_ERROR, "Pixel format '%s' not supported.\n", av_get_pix_fmt_name(avctx->pix_fmt)); return AVERROR(EINVAL); } bpp = pkt->data[16] >> 3; out = pkt->data + 18; /* skip past the header we just output */ #if FF_API_CODER_TYPE FF_DISABLE_DEPRECATION_WARNINGS if (avctx->coder_type == FF_CODER_TYPE_RAW) s->rle = 0; FF_ENABLE_DEPRECATION_WARNINGS #endif /* try RLE compression */ if (s->rle) datasize = targa_encode_rle(out, picsize, p, bpp, avctx->width, avctx->height); /* if that worked well, mark the picture as RLE compressed */ if(datasize >= 0) pkt->data[2] |= 8; /* if RLE didn't make it smaller, go back to no compression */ else datasize = targa_encode_normal(out, p, bpp, avctx->width, avctx->height); out += datasize; /* The standard recommends including this section, even if we don't use * any of the features it affords. TODO: take advantage of the pixel * aspect ratio and encoder ID fields available? */ memcpy(out, "\0\0\0\0\0\0\0\0TRUEVISION-XFILE.", 26); pkt->size = out + 26 - pkt->data; pkt->flags |= AV_PKT_FLAG_KEY; *got_packet = 1; return 0; } | 15,406 |
1 | static void vp8_idct_dc_add_c(uint8_t *dst, DCTELEM block[16], ptrdiff_t stride) { int i, dc = (block[0] + 4) >> 3; uint8_t *cm = ff_cropTbl + MAX_NEG_CROP + dc; block[0] = 0; for (i = 0; i < 4; i++) { dst[0] = cm[dst[0]]; dst[1] = cm[dst[1]]; dst[2] = cm[dst[2]]; dst[3] = cm[dst[3]]; dst += stride; } } | 15,407 |
1 | static av_cold void set_bandwidth(AC3EncodeContext *s) { int blk, ch, cpl_start; if (s->cutoff) { /* calculate bandwidth based on user-specified cutoff frequency */ int fbw_coeffs; fbw_coeffs = s->cutoff * 2 * AC3_MAX_COEFS / s->sample_rate; s->bandwidth_code = av_clip((fbw_coeffs - 73) / 3, 0, 60); } else { /* use default bandwidth setting */ s->bandwidth_code = ac3_bandwidth_tab[s->fbw_channels-1][s->bit_alloc.sr_code][s->frame_size_code/2]; } /* set number of coefficients for each channel */ for (ch = 1; ch <= s->fbw_channels; ch++) { s->start_freq[ch] = 0; for (blk = 0; blk < s->num_blocks; blk++) s->blocks[blk].end_freq[ch] = s->bandwidth_code * 3 + 73; } /* LFE channel always has 7 coefs */ if (s->lfe_on) { s->start_freq[s->lfe_channel] = 0; for (blk = 0; blk < s->num_blocks; blk++) s->blocks[blk].end_freq[ch] = 7; } /* initialize coupling strategy */ if (s->cpl_enabled) { if (s->options.cpl_start != AC3ENC_OPT_AUTO) { cpl_start = s->options.cpl_start; } else { cpl_start = ac3_coupling_start_tab[s->channel_mode-2][s->bit_alloc.sr_code][s->frame_size_code/2]; if (cpl_start < 0) { if (s->options.channel_coupling == AC3ENC_OPT_AUTO) s->cpl_enabled = 0; else cpl_start = 15; } } } if (s->cpl_enabled) { int i, cpl_start_band, cpl_end_band; uint8_t *cpl_band_sizes = s->cpl_band_sizes; cpl_end_band = s->bandwidth_code / 4 + 3; cpl_start_band = av_clip(cpl_start, 0, FFMIN(cpl_end_band-1, 15)); s->num_cpl_subbands = cpl_end_band - cpl_start_band; s->num_cpl_bands = 1; *cpl_band_sizes = 12; for (i = cpl_start_band + 1; i < cpl_end_band; i++) { if (ff_eac3_default_cpl_band_struct[i]) { *cpl_band_sizes += 12; } else { s->num_cpl_bands++; cpl_band_sizes++; *cpl_band_sizes = 12; } } s->start_freq[CPL_CH] = cpl_start_band * 12 + 37; s->cpl_end_freq = cpl_end_band * 12 + 37; for (blk = 0; blk < s->num_blocks; blk++) s->blocks[blk].end_freq[CPL_CH] = s->cpl_end_freq; } } | 15,408 |
1 | static void test_tco_defaults(void) { TestData d; d.args = NULL; d.noreboot = true; test_init(&d); g_assert_cmpint(qpci_io_readw(d.dev, d.tco_io_bar, TCO_RLD), ==, TCO_RLD_DEFAULT); /* TCO_DAT_IN & TCO_DAT_OUT */ g_assert_cmpint(qpci_io_readw(d.dev, d.tco_io_bar, TCO_DAT_IN), ==, (TCO_DAT_OUT_DEFAULT << 8) | TCO_DAT_IN_DEFAULT); /* TCO1_STS & TCO2_STS */ g_assert_cmpint(qpci_io_readl(d.dev, d.tco_io_bar, TCO1_STS), ==, (TCO2_STS_DEFAULT << 16) | TCO1_STS_DEFAULT); /* TCO1_CNT & TCO2_CNT */ g_assert_cmpint(qpci_io_readl(d.dev, d.tco_io_bar, TCO1_CNT), ==, (TCO2_CNT_DEFAULT << 16) | TCO1_CNT_DEFAULT); /* TCO_MESSAGE1 & TCO_MESSAGE2 */ g_assert_cmpint(qpci_io_readw(d.dev, d.tco_io_bar, TCO_MESSAGE1), ==, (TCO_MESSAGE2_DEFAULT << 8) | TCO_MESSAGE1_DEFAULT); g_assert_cmpint(qpci_io_readb(d.dev, d.tco_io_bar, TCO_WDCNT), ==, TCO_WDCNT_DEFAULT); g_assert_cmpint(qpci_io_readb(d.dev, d.tco_io_bar, SW_IRQ_GEN), ==, SW_IRQ_GEN_DEFAULT); g_assert_cmpint(qpci_io_readw(d.dev, d.tco_io_bar, TCO_TMR), ==, TCO_TMR_DEFAULT); qtest_end(); } | 15,409 |
1 | static void print_sdp(void) { char sdp[16384]; int i; AVFormatContext **avc = av_malloc(sizeof(*avc) * nb_output_files); if (!avc) exit(1); for (i = 0; i < nb_output_files; i++) avc[i] = output_files[i]->ctx; av_sdp_create(avc, nb_output_files, sdp, sizeof(sdp)); printf("SDP:\n%s\n", sdp); fflush(stdout); av_freep(&avc); } | 15,410 |
0 | static void pc_xen_hvm_init(QEMUMachineInitArgs *args) { if (xen_hvm_init() != 0) { hw_error("xen hardware virtual machine initialisation failed"); } pc_init_pci(args); } | 15,412 |
0 | static void cond_broadcast(pthread_cond_t *cond) { int ret = pthread_cond_broadcast(cond); if (ret) die2(ret, "pthread_cond_broadcast"); } | 15,413 |
0 | void vnc_tight_clear(VncState *vs) { int i; for (i=0; i<ARRAY_SIZE(vs->tight_stream); i++) { if (vs->tight_stream[i].opaque) { deflateEnd(&vs->tight_stream[i]); } } buffer_free(&vs->tight); buffer_free(&vs->tight_zlib); buffer_free(&vs->tight_gradient); #ifdef CONFIG_VNC_JPEG buffer_free(&vs->tight_jpeg); #endif } | 15,414 |
0 | static void default_drive(int enable, int snapshot, BlockInterfaceType type, int index, const char *optstr) { QemuOpts *opts; if (!enable || drive_get_by_index(type, index)) { return; } opts = drive_add(type, index, NULL, optstr); if (snapshot) { drive_enable_snapshot(opts, NULL); } if (!drive_new(opts, type)) { exit(1); } } | 15,415 |
0 | static void gic_set_irq(void *opaque, int irq, int level) { gic_state *s = (gic_state *)opaque; /* The first external input line is internal interrupt 32. */ irq += GIC_INTERNAL; if (level == GIC_TEST_LEVEL(irq, ALL_CPU_MASK)) return; if (level) { GIC_SET_LEVEL(irq, ALL_CPU_MASK); if (GIC_TEST_TRIGGER(irq) || GIC_TEST_ENABLED(irq, ALL_CPU_MASK)) { DPRINTF("Set %d pending mask %x\n", irq, GIC_TARGET(irq)); GIC_SET_PENDING(irq, GIC_TARGET(irq)); } } else { GIC_CLEAR_LEVEL(irq, ALL_CPU_MASK); } gic_update(s); } | 15,416 |
0 | static void virtio_ccw_stop_ioeventfd(VirtioCcwDevice *dev) { VirtIODevice *vdev; int n, r; if (!dev->ioeventfd_started) { return; } vdev = virtio_bus_get_device(&dev->bus); for (n = 0; n < VIRTIO_PCI_QUEUE_MAX; n++) { if (!virtio_queue_get_num(vdev, n)) { continue; } r = virtio_ccw_set_guest2host_notifier(dev, n, false, false); assert(r >= 0); } dev->ioeventfd_started = false; } | 15,417 |
0 | static void pl181_fifo_run(pl181_state *s) { uint32_t bits; uint32_t value; int n; int limit; int is_read; is_read = (s->datactrl & PL181_DATA_DIRECTION) != 0; if (s->datacnt != 0 && (!is_read || sd_data_ready(s->card)) && !s->linux_hack) { limit = is_read ? PL181_FIFO_LEN : 0; n = 0; value = 0; while (s->datacnt && s->fifo_len != limit) { if (is_read) { value |= (uint32_t)sd_read_data(s->card) << (n * 8); n++; if (n == 4) { pl181_fifo_push(s, value); value = 0; n = 0; } } else { if (n == 0) { value = pl181_fifo_pop(s); n = 4; } sd_write_data(s->card, value & 0xff); value >>= 8; n--; } s->datacnt--; } if (n && is_read) { pl181_fifo_push(s, value); } } s->status &= ~(PL181_STATUS_RX_FIFO | PL181_STATUS_TX_FIFO); if (s->datacnt == 0) { s->status |= PL181_STATUS_DATAEND; /* HACK: */ s->status |= PL181_STATUS_DATABLOCKEND; DPRINTF("Transfer Complete\n"); } if (s->datacnt == 0 && s->fifo_len == 0) { s->datactrl &= ~PL181_DATA_ENABLE; DPRINTF("Data engine idle\n"); } else { /* Update FIFO bits. */ bits = PL181_STATUS_TXACTIVE | PL181_STATUS_RXACTIVE; if (s->fifo_len == 0) { bits |= PL181_STATUS_TXFIFOEMPTY; bits |= PL181_STATUS_RXFIFOEMPTY; } else { bits |= PL181_STATUS_TXDATAAVLBL; bits |= PL181_STATUS_RXDATAAVLBL; } if (s->fifo_len == 16) { bits |= PL181_STATUS_TXFIFOFULL; bits |= PL181_STATUS_RXFIFOFULL; } if (s->fifo_len <= 8) { bits |= PL181_STATUS_TXFIFOHALFEMPTY; } if (s->fifo_len >= 8) { bits |= PL181_STATUS_RXFIFOHALFFULL; } if (s->datactrl & PL181_DATA_DIRECTION) { bits &= PL181_STATUS_RX_FIFO; } else { bits &= PL181_STATUS_TX_FIFO; } s->status |= bits; } } | 15,418 |
0 | envlist_setenv(envlist_t *envlist, const char *env) { struct envlist_entry *entry = NULL; const char *eq_sign; size_t envname_len; if ((envlist == NULL) || (env == NULL)) return (EINVAL); /* find out first equals sign in given env */ if ((eq_sign = strchr(env, '=')) == NULL) return (EINVAL); envname_len = eq_sign - env + 1; /* * If there already exists variable with given name * we remove and release it before allocating a whole * new entry. */ for (entry = envlist->el_entries.lh_first; entry != NULL; entry = entry->ev_link.le_next) { if (strncmp(entry->ev_var, env, envname_len) == 0) break; } if (entry != NULL) { LIST_REMOVE(entry, ev_link); free((char *)entry->ev_var); free(entry); } else { envlist->el_count++; } if ((entry = malloc(sizeof (*entry))) == NULL) return (errno); if ((entry->ev_var = strdup(env)) == NULL) { free(entry); return (errno); } LIST_INSERT_HEAD(&envlist->el_entries, entry, ev_link); return (0); } | 15,419 |
0 | int sclp_service_call(CPUS390XState *env, uint32_t sccb, uint64_t code) { int r = 0; int shift = 0; #ifdef DEBUG_HELPER printf("sclp(0x%x, 0x%" PRIx64 ")\n", sccb, code); #endif if (sccb & ~0x7ffffff8ul) { fprintf(stderr, "KVM: invalid sccb address 0x%x\n", sccb); r = -1; goto out; } switch(code) { case SCLP_CMDW_READ_SCP_INFO: case SCLP_CMDW_READ_SCP_INFO_FORCED: while ((ram_size >> (20 + shift)) > 65535) { shift++; } stw_phys(sccb + SCP_MEM_CODE, ram_size >> (20 + shift)); stb_phys(sccb + SCP_INCREMENT, 1 << shift); stw_phys(sccb + SCP_RESPONSE_CODE, 0x10); if (kvm_enabled()) { #ifdef CONFIG_KVM kvm_s390_interrupt_internal(env, KVM_S390_INT_SERVICE, sccb & ~3, 0, 1); #endif } else { env->psw.addr += 4; ext_interrupt(env, EXT_SERVICE, sccb & ~3, 0); } break; default: #ifdef DEBUG_HELPER printf("KVM: invalid sclp call 0x%x / 0x%" PRIx64 "x\n", sccb, code); #endif r = -1; break; } out: return r; } | 15,422 |
0 | static int coroutine_fn do_perform_cow(BlockDriverState *bs, uint64_t src_cluster_offset, uint64_t cluster_offset, int offset_in_cluster, int bytes) { BDRVQcow2State *s = bs->opaque; QEMUIOVector qiov; struct iovec iov; int ret; iov.iov_len = bytes; iov.iov_base = qemu_try_blockalign(bs, iov.iov_len); if (iov.iov_base == NULL) { return -ENOMEM; } qemu_iovec_init_external(&qiov, &iov, 1); BLKDBG_EVENT(bs->file, BLKDBG_COW_READ); if (!bs->drv) { ret = -ENOMEDIUM; goto out; } /* Call .bdrv_co_readv() directly instead of using the public block-layer * interface. This avoids double I/O throttling and request tracking, * which can lead to deadlock when block layer copy-on-read is enabled. */ ret = bs->drv->bdrv_co_preadv(bs, src_cluster_offset + offset_in_cluster, bytes, &qiov, 0); if (ret < 0) { goto out; } if (bs->encrypted) { Error *err = NULL; int64_t sector = (cluster_offset + offset_in_cluster) >> BDRV_SECTOR_BITS; assert(s->cipher); assert((offset_in_cluster & ~BDRV_SECTOR_MASK) == 0); assert((bytes & ~BDRV_SECTOR_MASK) == 0); if (qcow2_encrypt_sectors(s, sector, iov.iov_base, iov.iov_base, bytes >> BDRV_SECTOR_BITS, true, &err) < 0) { ret = -EIO; error_free(err); goto out; } } ret = qcow2_pre_write_overlap_check(bs, 0, cluster_offset + offset_in_cluster, bytes); if (ret < 0) { goto out; } BLKDBG_EVENT(bs->file, BLKDBG_COW_WRITE); ret = bdrv_co_pwritev(bs->file->bs, cluster_offset + offset_in_cluster, bytes, &qiov, 0); if (ret < 0) { goto out; } ret = 0; out: qemu_vfree(iov.iov_base); return ret; } | 15,423 |
0 | static int get_physical_address_code(CPUState *env, target_phys_addr_t *physical, int *prot, target_ulong address, int is_user) { target_ulong mask; unsigned int i; if ((env->lsu & IMMU_E) == 0) { /* IMMU disabled */ *physical = address; *prot = PAGE_EXEC; return 0; } for (i = 0; i < 64; i++) { switch ((env->itlb_tte[i] >> 61) & 3) { default: case 0x0: // 8k mask = 0xffffffffffffe000ULL; break; case 0x1: // 64k mask = 0xffffffffffff0000ULL; break; case 0x2: // 512k mask = 0xfffffffffff80000ULL; break; case 0x3: // 4M mask = 0xffffffffffc00000ULL; break; } // ctx match, vaddr match, valid? if (env->dmmuregs[1] == (env->itlb_tag[i] & 0x1fff) && (address & mask) == (env->itlb_tag[i] & mask) && (env->itlb_tte[i] & 0x8000000000000000ULL)) { // access ok? if ((env->itlb_tte[i] & 0x4) && is_user) { if (env->immuregs[3]) /* Fault status register */ env->immuregs[3] = 2; /* overflow (not read before another fault) */ env->immuregs[3] |= (is_user << 3) | 1; env->exception_index = TT_TFAULT; #ifdef DEBUG_MMU printf("TFAULT at 0x%" PRIx64 "\n", address); #endif return 1; } *physical = ((env->itlb_tte[i] & mask) | (address & ~mask)) & 0x1ffffffe000ULL; *prot = PAGE_EXEC; return 0; } } #ifdef DEBUG_MMU printf("TMISS at 0x%" PRIx64 "\n", address); #endif /* Context is stored in DMMU (dmmuregs[1]) also for IMMU */ env->immuregs[6] = (address & ~0x1fffULL) | (env->dmmuregs[1] & 0x1fff); env->exception_index = TT_TMISS; return 1; } | 15,424 |
0 | BlockAIOCB *thread_pool_submit_aio(ThreadPool *pool, ThreadPoolFunc *func, void *arg, BlockCompletionFunc *cb, void *opaque) { ThreadPoolElement *req; req = qemu_aio_get(&thread_pool_aiocb_info, NULL, cb, opaque); req->func = func; req->arg = arg; req->state = THREAD_QUEUED; req->pool = pool; QLIST_INSERT_HEAD(&pool->head, req, all); trace_thread_pool_submit(pool, req, arg); qemu_mutex_lock(&pool->lock); if (pool->idle_threads == 0 && pool->cur_threads < pool->max_threads) { spawn_thread(pool); } QTAILQ_INSERT_TAIL(&pool->request_list, req, reqs); qemu_mutex_unlock(&pool->lock); qemu_sem_post(&pool->sem); return &req->common; } | 15,425 |
0 | static int colo_packet_compare_tcp(Packet *spkt, Packet *ppkt) { struct tcphdr *ptcp, *stcp; int res; trace_colo_compare_main("compare tcp"); ptcp = (struct tcphdr *)ppkt->transport_header; stcp = (struct tcphdr *)spkt->transport_header; /* * The 'identification' field in the IP header is *very* random * it almost never matches. Fudge this by ignoring differences in * unfragmented packets; they'll normally sort themselves out if different * anyway, and it should recover at the TCP level. * An alternative would be to get both the primary and secondary to rewrite * somehow; but that would need some sync traffic to sync the state */ if (ntohs(ppkt->ip->ip_off) & IP_DF) { spkt->ip->ip_id = ppkt->ip->ip_id; /* and the sum will be different if the IDs were different */ spkt->ip->ip_sum = ppkt->ip->ip_sum; } if (ptcp->th_sum == stcp->th_sum) { res = colo_packet_compare_common(ppkt, spkt, ETH_HLEN); } else { res = -1; } if (res != 0 && trace_event_get_state(TRACE_COLO_COMPARE_MISCOMPARE)) { trace_colo_compare_pkt_info_src(inet_ntoa(ppkt->ip->ip_src), ntohl(stcp->th_seq), ntohl(stcp->th_ack), res, stcp->th_flags, spkt->size); trace_colo_compare_pkt_info_dst(inet_ntoa(ppkt->ip->ip_dst), ntohl(ptcp->th_seq), ntohl(ptcp->th_ack), res, ptcp->th_flags, ppkt->size); qemu_hexdump((char *)ppkt->data, stderr, "colo-compare ppkt", ppkt->size); qemu_hexdump((char *)spkt->data, stderr, "colo-compare spkt", spkt->size); } return res; } | 15,426 |
0 | static void data_plane_blk_insert_notifier(Notifier *n, void *data) { VirtIOBlockDataPlane *s = container_of(n, VirtIOBlockDataPlane, insert_notifier); assert(s->conf->conf.blk == data); data_plane_set_up_op_blockers(s); } | 15,427 |
0 | static void vapic_write(void *opaque, target_phys_addr_t addr, uint64_t data, unsigned int size) { CPUX86State *env = cpu_single_env; target_phys_addr_t rom_paddr; VAPICROMState *s = opaque; cpu_synchronize_state(env); /* * The VAPIC supports two PIO-based hypercalls, both via port 0x7E. * o 16-bit write access: * Reports the option ROM initialization to the hypervisor. Written * value is the offset of the state structure in the ROM. * o 8-bit write access: * Reactivates the VAPIC after a guest hibernation, i.e. after the * option ROM content has been re-initialized by a guest power cycle. * o 32-bit write access: * Poll for pending IRQs, considering the current VAPIC state. */ switch (size) { case 2: if (s->state == VAPIC_INACTIVE) { rom_paddr = (env->segs[R_CS].base + env->eip) & ROM_BLOCK_MASK; s->rom_state_paddr = rom_paddr + data; s->state = VAPIC_STANDBY; } if (vapic_prepare(s) < 0) { s->state = VAPIC_INACTIVE; break; } break; case 1: if (kvm_enabled()) { /* * Disable triggering instruction in ROM by writing a NOP. * * We cannot do this in TCG mode as the reported IP is not * accurate. */ pause_all_vcpus(); patch_byte(env, env->eip - 2, 0x66); patch_byte(env, env->eip - 1, 0x90); resume_all_vcpus(); } if (s->state == VAPIC_ACTIVE) { break; } if (update_rom_mapping(s, env, env->eip) < 0) { break; } if (find_real_tpr_addr(s, env) < 0) { break; } vapic_enable(s, env); break; default: case 4: if (!kvm_irqchip_in_kernel()) { apic_poll_irq(env->apic_state); } break; } } | 15,428 |
0 | long do_rt_sigreturn(CPUM68KState *env) { struct target_rt_sigframe *frame; abi_ulong frame_addr = env->aregs[7] - 4; target_sigset_t target_set; sigset_t set; int d0; if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1)) goto badframe; target_to_host_sigset_internal(&set, &target_set); sigprocmask(SIG_SETMASK, &set, NULL); /* restore registers */ if (target_rt_restore_ucontext(env, &frame->uc, &d0)) goto badframe; if (do_sigaltstack(frame_addr + offsetof(struct target_rt_sigframe, uc.tuc_stack), 0, get_sp_from_cpustate(env)) == -EFAULT) goto badframe; unlock_user_struct(frame, frame_addr, 0); return d0; badframe: unlock_user_struct(frame, frame_addr, 0); force_sig(TARGET_SIGSEGV); return 0; } | 15,429 |
0 | static int32_t scsi_unit_attention(SCSIRequest *req, uint8_t *buf) { if (req->dev && req->dev->unit_attention.key == UNIT_ATTENTION) { scsi_req_build_sense(req, req->dev->unit_attention); } else if (req->bus->unit_attention.key == UNIT_ATTENTION) { scsi_req_build_sense(req, req->bus->unit_attention); } scsi_req_complete(req, CHECK_CONDITION); return 0; } | 15,430 |
0 | static void vc1_decode_skip_blocks(VC1Context *v) { MpegEncContext *s = &v->s; ff_er_add_slice(s, 0, s->start_mb_y, s->mb_width - 1, s->end_mb_y - 1, ER_MB_END); s->first_slice_line = 1; for (s->mb_y = s->start_mb_y; s->mb_y < s->end_mb_y; s->mb_y++) { s->mb_x = 0; ff_init_block_index(s); ff_update_block_index(s); if (s->last_picture.f.data[0]) { memcpy(s->dest[0], s->last_picture.f.data[0] + s->mb_y * 16 * s->linesize, s->linesize * 16); memcpy(s->dest[1], s->last_picture.f.data[1] + s->mb_y * 8 * s->uvlinesize, s->uvlinesize * 8); memcpy(s->dest[2], s->last_picture.f.data[2] + s->mb_y * 8 * s->uvlinesize, s->uvlinesize * 8); } ff_draw_horiz_band(s, s->mb_y * 16, 16); s->first_slice_line = 0; } s->pict_type = AV_PICTURE_TYPE_P; } | 15,431 |
0 | static ExitStatus gen_mfpr(TCGv va, int regno) { int data = cpu_pr_data(regno); /* Special help for VMTIME and WALLTIME. */ if (regno == 250 || regno == 249) { void (*helper)(TCGv) = gen_helper_get_walltime; if (regno == 249) { helper = gen_helper_get_vmtime; } if (use_icount) { gen_io_start(); helper(va); gen_io_end(); return EXIT_PC_STALE; } else { helper(va); return NO_EXIT; } } /* The basic registers are data only, and unknown registers are read-zero, write-ignore. */ if (data == 0) { tcg_gen_movi_i64(va, 0); } else if (data & PR_BYTE) { tcg_gen_ld8u_i64(va, cpu_env, data & ~PR_BYTE); } else if (data & PR_LONG) { tcg_gen_ld32s_i64(va, cpu_env, data & ~PR_LONG); } else { tcg_gen_ld_i64(va, cpu_env, data); } return NO_EXIT; } | 15,432 |
0 | static char *SocketAddress_to_str(const char *prefix, SocketAddress *addr, bool is_listen, bool is_telnet) { switch (addr->type) { case SOCKET_ADDRESS_KIND_INET: return g_strdup_printf("%s%s:%s:%s%s", prefix, is_telnet ? "telnet" : "tcp", addr->u.inet->host, addr->u.inet->port, is_listen ? ",server" : ""); break; case SOCKET_ADDRESS_KIND_UNIX: return g_strdup_printf("%sunix:%s%s", prefix, addr->u.q_unix->path, is_listen ? ",server" : ""); break; case SOCKET_ADDRESS_KIND_FD: return g_strdup_printf("%sfd:%s%s", prefix, addr->u.fd->str, is_listen ? ",server" : ""); break; default: abort(); } } | 15,433 |
0 | static void blkdebug_refresh_limits(BlockDriverState *bs, Error **errp) { BDRVBlkdebugState *s = bs->opaque; if (s->align) { bs->request_alignment = s->align; } } | 15,435 |
0 | static int add_rule(QemuOpts *opts, void *opaque) { struct add_rule_data *d = opaque; BDRVBlkdebugState *s = d->s; const char* event_name; BlkDebugEvent event; struct BlkdebugRule *rule; /* Find the right event for the rule */ event_name = qemu_opt_get(opts, "event"); if (!event_name || get_event_by_name(event_name, &event) < 0) { return -1; } /* Set attributes common for all actions */ rule = g_malloc0(sizeof(*rule)); *rule = (struct BlkdebugRule) { .event = event, .action = d->action, .state = qemu_opt_get_number(opts, "state", 0), }; /* Parse action-specific options */ switch (d->action) { case ACTION_INJECT_ERROR: rule->options.inject.error = qemu_opt_get_number(opts, "errno", EIO); rule->options.inject.once = qemu_opt_get_bool(opts, "once", 0); rule->options.inject.immediately = qemu_opt_get_bool(opts, "immediately", 0); rule->options.inject.sector = qemu_opt_get_number(opts, "sector", -1); break; case ACTION_SET_STATE: rule->options.set_state.new_state = qemu_opt_get_number(opts, "new_state", 0); break; case ACTION_SUSPEND: rule->options.suspend.tag = g_strdup(qemu_opt_get(opts, "tag")); break; }; /* Add the rule */ QLIST_INSERT_HEAD(&s->rules[event], rule, next); return 0; } | 15,436 |
0 | static int cmos_get_fd_drive_type(FloppyDriveType fd0) { int val; switch (fd0) { case FLOPPY_DRIVE_TYPE_144: /* 1.44 Mb 3"5 drive */ val = 4; break; case FLOPPY_DRIVE_TYPE_288: /* 2.88 Mb 3"5 drive */ val = 5; break; case FLOPPY_DRIVE_TYPE_120: /* 1.2 Mb 5"5 drive */ val = 2; break; case FLOPPY_DRIVE_TYPE_NONE: default: val = 0; break; } return val; } | 15,437 |
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