text: /*
   * Copyright (c) 2016, Alliance for Open Media. All rights reserved
   *
   * This source code is subject to the terms of the BSD 2 Clause License and
   * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
   * was not distributed with this source code in the LICENSE file, you can
   * obtain it at www.aomedia.org/license/software. If the Alliance for Open
   * Media Patent License 1.0 was not distributed with this source code in the
   * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
   */
  
  #include <math.h>
  
  #include "config/aom_dsp_rtcd.h"
  #include "config/av1_rtcd.h"
  
  #include "aom_ports/mem.h"
  #include "av1/common/av1_inv_txfm1d_cfg.h"
  #include "av1/common/av1_txfm.h"
  #include "av1/common/blockd.h"
  #include "av1/common/enums.h"
  #include "av1/common/idct.h"
  
  int av1_get_tx_scale(const TX_SIZE tx_size) {
    const int pels = tx_size_2d[tx_size];
    // Largest possible pels is 4096 (64x64).
    return (pels > 256) + (pels > 1024);
  }
  
  // NOTE: The implementation of all inverses need to be aware of the fact
  // that input and output could be the same buffer.
  
  // idct
  void av1_highbd_iwht4x4_add(const tran_low_t *input, uint8_t *dest, int stride,
                              int eob, int bd) {
    if (eob > 1)
      av1_highbd_iwht4x4_16_add(input, dest, stride, bd);
    else
      av1_highbd_iwht4x4_1_add(input, dest, stride, bd);
  }
  
  void av1_highbd_inv_txfm_add_4x4_c(const tran_low_t *input, uint8_t *dest,
                                     int stride, const TxfmParam *txfm_param) {
    assert(av1_ext_tx_used[txfm_param->tx_set_type][txfm_param->tx_type]);
    int eob = txfm_param->eob;
    int bd = txfm_param->bd;
    int lossless = txfm_param->lossless;
    const int32_t *src = cast_to_int32(input);
    const TX_TYPE tx_type = txfm_param->tx_type;
    if (lossless) {
      assert(tx_type == DCT_DCT);
      av1_highbd_iwht4x4_add(input, dest, stride, eob, bd);
      return;
    }
  
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_4x4_c(src, CONVERT_TO_SHORTPTR(dest), stride, tx_type,
                             txfm_param->mode, bd);
  #else
    av1_inv_txfm2d_add_4x4_c(src, CONVERT_TO_SHORTPTR(dest), stride, tx_type, bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_4x8_c(const tran_low_t *input, uint8_t *dest,
                                     int stride, const TxfmParam *txfm_param) {
    assert(av1_ext_tx_used[txfm_param->tx_set_type][txfm_param->tx_type]);
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_4x8_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                             txfm_param->tx_type, txfm_param->mode,
                             txfm_param->bd);
  #else
    av1_inv_txfm2d_add_4x8_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                             txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_8x4_c(const tran_low_t *input, uint8_t *dest,
                                     int stride, const TxfmParam *txfm_param) {
    assert(av1_ext_tx_used[txfm_param->tx_set_type][txfm_param->tx_type]);
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_8x4_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                             txfm_param->tx_type, txfm_param->mode,
                             txfm_param->bd);
  #else
    av1_inv_txfm2d_add_8x4_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                             txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_16x32_c(const tran_low_t *input, uint8_t *dest,
                                       int stride, const TxfmParam *txfm_param) {
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_16x32_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                               txfm_param->tx_type, txfm_param->mode,
                               txfm_param->bd);
  #else
    av1_inv_txfm2d_add_16x32_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                               txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_32x16_c(const tran_low_t *input, uint8_t *dest,
                                       int stride, const TxfmParam *txfm_param) {
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_32x16_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                               txfm_param->tx_type, txfm_param->mode,
                               txfm_param->bd);
  #else
    av1_inv_txfm2d_add_32x16_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                               txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_16x4_c(const tran_low_t *input, uint8_t *dest,
                                      int stride, const TxfmParam *txfm_param) {
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_16x4_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->mode,
                              txfm_param->bd);
  #else
    av1_inv_txfm2d_add_16x4_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_4x16_c(const tran_low_t *input, uint8_t *dest,
                                      int stride, const TxfmParam *txfm_param) {
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_4x16_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->mode,
                              txfm_param->bd);
  #else
    av1_inv_txfm2d_add_4x16_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_32x8_c(const tran_low_t *input, uint8_t *dest,
                                      int stride, const TxfmParam *txfm_param) {
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_32x8_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->mode,
                              txfm_param->bd);
  #else
    av1_inv_txfm2d_add_32x8_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_8x32_c(const tran_low_t *input, uint8_t *dest,
                                      int stride, const TxfmParam *txfm_param) {
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_8x32_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->mode,
                              txfm_param->bd);
  #else
    av1_inv_txfm2d_add_8x32_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_32x64_c(const tran_low_t *input, uint8_t *dest,
                                       int stride, const TxfmParam *txfm_param) {
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_32x64_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                               txfm_param->tx_type, txfm_param->mode,
                               txfm_param->bd);
  #else
    av1_inv_txfm2d_add_32x64_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                               txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_64x32_c(const tran_low_t *input, uint8_t *dest,
                                       int stride, const TxfmParam *txfm_param) {
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_64x32_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                               txfm_param->tx_type, txfm_param->mode,
                               txfm_param->bd);
  #else
    av1_inv_txfm2d_add_64x32_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                               txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_16x64_c(const tran_low_t *input, uint8_t *dest,
                                       int stride, const TxfmParam *txfm_param) {
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_16x64_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                               txfm_param->tx_type, txfm_param->mode,
                               txfm_param->bd);
  #else
    av1_inv_txfm2d_add_16x64_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                               txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_64x16_c(const tran_low_t *input, uint8_t *dest,
                                       int stride, const TxfmParam *txfm_param) {
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_64x16_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                               txfm_param->tx_type, txfm_param->mode,
                               txfm_param->bd);
  #else
    av1_inv_txfm2d_add_64x16_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                               txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_8x8_c(const tran_low_t *input, uint8_t *dest,
                                     int stride, const TxfmParam *txfm_param) {
    int bd = txfm_param->bd;
    const TX_TYPE tx_type = txfm_param->tx_type;
    const int32_t *src = cast_to_int32(input);
  
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_8x8_c(src, CONVERT_TO_SHORTPTR(dest), stride, tx_type,
                             txfm_param->mode, bd);
  #else
    av1_inv_txfm2d_add_8x8_c(src, CONVERT_TO_SHORTPTR(dest), stride, tx_type, bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_16x16_c(const tran_low_t *input, uint8_t *dest,
                                       int stride, const TxfmParam *txfm_param) {
    int bd = txfm_param->bd;
    const TX_TYPE tx_type = txfm_param->tx_type;
    const int32_t *src = cast_to_int32(input);
  
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_16x16_c(src, CONVERT_TO_SHORTPTR(dest), stride, tx_type,
                               txfm_param->mode, bd);
  #else
    av1_inv_txfm2d_add_16x16_c(src, CONVERT_TO_SHORTPTR(dest), stride, tx_type,
                               bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_8x16_c(const tran_low_t *input, uint8_t *dest,
                                      int stride, const TxfmParam *txfm_param) {
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_8x16_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->mode,
                              txfm_param->bd);
  #else
    av1_inv_txfm2d_add_8x16_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_16x8_c(const tran_low_t *input, uint8_t *dest,
                                      int stride, const TxfmParam *txfm_param) {
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_16x8_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->mode,
                              txfm_param->bd);
  #else
    av1_inv_txfm2d_add_16x8_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_32x32_c(const tran_low_t *input, uint8_t *dest,
                                       int stride, const TxfmParam *txfm_param) {
    const int bd = txfm_param->bd;
    const TX_TYPE tx_type = txfm_param->tx_type;
    const int32_t *src = cast_to_int32(input);
  
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_32x32_c(src, CONVERT_TO_SHORTPTR(dest), stride, tx_type,
                               txfm_param->mode, bd);
  #else
    av1_inv_txfm2d_add_32x32_c(src, CONVERT_TO_SHORTPTR(dest), stride, tx_type,
                               bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_64x64_c(const tran_low_t *input, uint8_t *dest,
                                       int stride, const TxfmParam *txfm_param) {
    const int bd = txfm_param->bd;
    const TX_TYPE tx_type = txfm_param->tx_type;
    const int32_t *src = cast_to_int32(input);
    assert(tx_type == DCT_DCT);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_64x64_c(src, CONVERT_TO_SHORTPTR(dest), stride, tx_type,
                               txfm_param->mode, bd);
  #else
    av1_inv_txfm2d_add_64x64_c(src, CONVERT_TO_SHORTPTR(dest), stride, tx_type,
                               bd);
  #endif
  }
  
  #if CONFIG_FLEX_PARTITION
  void av1_highbd_inv_txfm_add_4x32_c(const tran_low_t *input, uint8_t *dest,
                                      int stride, const TxfmParam *txfm_param) {
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_4x32_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->mode,
                              txfm_param->bd);
  #else
    av1_inv_txfm2d_add_4x32_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_32x4_c(const tran_low_t *input, uint8_t *dest,
                                      int stride, const TxfmParam *txfm_param) {
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_32x4_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->mode,
                              txfm_param->bd);
  #else
    av1_inv_txfm2d_add_32x4_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_8x64_c(const tran_low_t *input, uint8_t *dest,
                                      int stride, const TxfmParam *txfm_param) {
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_8x64_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->mode,
                              txfm_param->bd);
  #else
    av1_inv_txfm2d_add_8x64_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_64x8_c(const tran_low_t *input, uint8_t *dest,
                                      int stride, const TxfmParam *txfm_param) {
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_64x8_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->mode,
                              txfm_param->bd);
  #else
    av1_inv_txfm2d_add_64x8_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_4x64_c(const tran_low_t *input, uint8_t *dest,
                                      int stride, const TxfmParam *txfm_param) {
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_4x64_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->mode,
                              txfm_param->bd);
  #else
    av1_inv_txfm2d_add_4x64_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  
  void av1_highbd_inv_txfm_add_64x4_c(const tran_low_t *input, uint8_t *dest,
                                      int stride, const TxfmParam *txfm_param) {
    const int32_t *src = cast_to_int32(input);
  #if CONFIG_MODE_DEP_TX
    av1_inv_txfm2d_add_64x4_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->mode,
                              txfm_param->bd);
  #else
    av1_inv_txfm2d_add_64x4_c(src, CONVERT_TO_SHORTPTR(dest), stride,
                              txfm_param->tx_type, txfm_param->bd);
  #endif
  }
  #endif  // CONFIG_FLEX_PARTITION
  
  static void init_txfm_param(const MACROBLOCKD *xd, int plane, TX_SIZE tx_size,
                              TX_TYPE tx_type, int eob, int reduced_tx_set,
  #if CONFIG_MODE_DEP_TX
                              PREDICTION_MODE mode,
  #endif
                              TxfmParam *txfm_param) {
    (void)plane;
    txfm_param->tx_type = tx_type;
    txfm_param->tx_size = tx_size;
    txfm_param->eob = eob;
    txfm_param->lossless = xd->lossless[xd->mi[0]->segment_id];
    txfm_param->bd = xd->bd;
    txfm_param->is_hbd = is_cur_buf_hbd(xd);
    txfm_param->tx_set_type = av1_get_ext_tx_set_type(
        txfm_param->tx_size, is_inter_block(xd->mi[0]), reduced_tx_set);
  #if CONFIG_MODE_DEP_TX
    txfm_param->mode = mode;
  #endif
  }
  
  void av1_highbd_inv_txfm_add_c(const tran_low_t *input, uint8_t *dest,
                                 int stride, const TxfmParam *txfm_param) {
    assert(av1_ext_tx_used[txfm_param->tx_set_type][txfm_param->tx_type]);
    const TX_SIZE tx_size = txfm_param->tx_size;
    switch (tx_size) {
      case TX_32X32:
        av1_highbd_inv_txfm_add_32x32_c(input, dest, stride, txfm_param);
        break;
      case TX_16X16:
        av1_highbd_inv_txfm_add_16x16_c(input, dest, stride, txfm_param);
        break;
      case TX_8X8:
        av1_highbd_inv_txfm_add_8x8_c(input, dest, stride, txfm_param);
        break;
      case TX_4X8:
        av1_highbd_inv_txfm_add_4x8_c(input, dest, stride, txfm_param);
        break;
      case TX_8X4:
        av1_highbd_inv_txfm_add_8x4_c(input, dest, stride, txfm_param);
        break;
      case TX_8X16:
        av1_highbd_inv_txfm_add_8x16_c(input, dest, stride, txfm_param);
        break;
      case TX_16X8:
        av1_highbd_inv_txfm_add_16x8_c(input, dest, stride, txfm_param);
        break;
      case TX_16X32:
        av1_highbd_inv_txfm_add_16x32_c(input, dest, stride, txfm_param);
        break;
      case TX_32X16:
        av1_highbd_inv_txfm_add_32x16_c(input, dest, stride, txfm_param);
        break;
      case TX_64X64:
        av1_highbd_inv_txfm_add_64x64_c(input, dest, stride, txfm_param);
        break;
      case TX_32X64:
        av1_highbd_inv_txfm_add_32x64_c(input, dest, stride, txfm_param);
        break;
      case TX_64X32:
        av1_highbd_inv_txfm_add_64x32_c(input, dest, stride, txfm_param);
        break;
      case TX_16X64:
        av1_highbd_inv_txfm_add_16x64_c(input, dest, stride, txfm_param);
        break;
      case TX_64X16:
        av1_highbd_inv_txfm_add_64x16_c(input, dest, stride, txfm_param);
        break;
      case TX_4X4:
        // this is like av1_short_idct4x4 but has a special case around eob<=1
        // which is significant (not just an optimization) for the lossless
        // case.
        av1_highbd_inv_txfm_add_4x4_c(input, dest, stride, txfm_param);
        break;
      case TX_16X4:
        av1_highbd_inv_txfm_add_16x4_c(input, dest, stride, txfm_param);
        break;
      case TX_4X16:
        av1_highbd_inv_txfm_add_4x16_c(input, dest, stride, txfm_param);
        break;
      case TX_8X32:
        av1_highbd_inv_txfm_add_8x32_c(input, dest, stride, txfm_param);
        break;
      case TX_32X8:
        av1_highbd_inv_txfm_add_32x8_c(input, dest, stride, txfm_param);
        break;
  #if CONFIG_FLEX_PARTITION
      case TX_4X32:
        av1_highbd_inv_txfm_add_4x32_c(input, dest, stride, txfm_param);
        break;
      case TX_32X4:
        av1_highbd_inv_txfm_add_32x4_c(input, dest, stride, txfm_param);
        break;
      case TX_8X64:
        av1_highbd_inv_txfm_add_8x64_c(input, dest, stride, txfm_param);
        break;
      case TX_64X8:
        av1_highbd_inv_txfm_add_64x8_c(input, dest, stride, txfm_param);
        break;
      case TX_4X64:
        av1_highbd_inv_txfm_add_4x64_c(input, dest, stride, txfm_param);
        break;
      case TX_64X4:
        av1_highbd_inv_txfm_add_64x4_c(input, dest, stride, txfm_param);
        break;
  #endif  // CONFIG_FLEX_PARTITION
      default: assert(0 && "Invalid transform size"); break;
    }
  }
  
  void av1_inv_txfm_add_c(const tran_low_t *dqcoeff, uint8_t *dst, int stride,
                          const TxfmParam *txfm_param) {
    const TX_SIZE tx_size = txfm_param->tx_size;
    DECLARE_ALIGNED(32, uint16_t, tmp[MAX_TX_SQUARE]);
    int tmp_stride = MAX_TX_SIZE;
    int w = tx_size_wide[tx_size];
    int h = tx_size_high[tx_size];
    for (int r = 0; r < h; ++r) {
      for (int c = 0; c < w; ++c) {
        tmp[r * tmp_stride + c] = dst[r * stride + c];
      }
    }
  
  #if CONFIG_MODE_DEP_TX
    av1_highbd_inv_txfm_add_c(dqcoeff, CONVERT_TO_BYTEPTR(tmp), tmp_stride,
                              txfm_param);
  #else
    av1_highbd_inv_txfm_add(dqcoeff, CONVERT_TO_BYTEPTR(tmp), tmp_stride,
                            txfm_param);
  #endif
  
    for (int r = 0; r < h; ++r) {
      for (int c = 0; c < w; ++c) {
        dst[r * stride + c] = (uint8_t)tmp[r * tmp_stride + c];
      }
    }
  }
  
  void av1_inverse_transform_block(const MACROBLOCKD *xd,
                                   const tran_low_t *dqcoeff, int plane,
                                   TX_TYPE tx_type, TX_SIZE tx_size, uint8_t *dst,
                                   int stride, int eob, int reduced_tx_set) {
    if (!eob) return;
  
    assert(eob <= av1_get_max_eob(tx_size));
  
    TxfmParam txfm_param;
    init_txfm_param(xd, plane, tx_size, tx_type, eob, reduced_tx_set,
  #if CONFIG_MODE_DEP_TX
                    xd->mi[0]->mode,
  #endif
                    &txfm_param);
    assert(av1_ext_tx_used[txfm_param.tx_set_type][txfm_param.tx_type]);
  
    if (txfm_param.is_hbd) {
  #if CONFIG_MODE_DEP_TX
      av1_highbd_inv_txfm_add_c(dqcoeff, dst, stride, &txfm_param);
  #else
      av1_highbd_inv_txfm_add(dqcoeff, dst, stride, &txfm_param);
  #endif
    } else {
  #if CONFIG_MODE_DEP_TX
      av1_inv_txfm_add_c(dqcoeff, dst, stride, &txfm_param);
  #else
      av1_inv_txfm_add(dqcoeff, dst, stride, &txfm_param);
  #endif
    }
  }
  