C++ (Cpp) vp8_yv12_extend_frame_borders_c示例

示例#1

文件： yv12extend.c 项目： BrianGFlores/android_external_svmp_fbstream

/****************************************************************************
 *
 *  ROUTINE       : vp8_yv12_copy_frame
 *
 *  INPUTS        :
 *
 *  OUTPUTS       : None.
 *
 *  RETURNS       : void
 *
 *  FUNCTION      : Copies the source image into the destination image and
 *                  updates the destination's UMV borders.
 *
 *  SPECIAL NOTES : The frames are assumed to be identical in size.
 *
 ****************************************************************************/
void
vp8_yv12_copy_frame_c(YV12_BUFFER_CONFIG *src_ybc,
                      YV12_BUFFER_CONFIG *dst_ybc) {
  int row;
  unsigned char *source, *dest;

#if 0
  /* These assertions are valid in the codec, but the libvpx-tester uses
   * this code slightly differently.
   */
  assert(src_ybc->y_width == dst_ybc->y_width);
  assert(src_ybc->y_height == dst_ybc->y_height);
#endif

  source = src_ybc->y_buffer;
  dest = dst_ybc->y_buffer;

  for (row = 0; row < src_ybc->y_height; row++) {
    vpx_memcpy(dest, source, src_ybc->y_width);
    source += src_ybc->y_stride;
    dest   += dst_ybc->y_stride;
  }

  source = src_ybc->u_buffer;
  dest = dst_ybc->u_buffer;

  for (row = 0; row < src_ybc->uv_height; row++) {
    vpx_memcpy(dest, source, src_ybc->uv_width);
    source += src_ybc->uv_stride;
    dest   += dst_ybc->uv_stride;
  }

  source = src_ybc->v_buffer;
  dest = dst_ybc->v_buffer;

  for (row = 0; row < src_ybc->uv_height; row++) {
    vpx_memcpy(dest, source, src_ybc->uv_width);
    source += src_ybc->uv_stride;
    dest   += dst_ybc->uv_stride;
  }

  vp8_yv12_extend_frame_borders_c(dst_ybc);
}

示例#2

文件： yv12extend.c 项目： webmproject/libvpx

void vp8_yv12_copy_frame_c(const YV12_BUFFER_CONFIG *src_ybc,
                           YV12_BUFFER_CONFIG *dst_ybc) {
  int row;
  const uint8_t *src = src_ybc->y_buffer;
  uint8_t *dst = dst_ybc->y_buffer;

#if 0
  /* These assertions are valid in the codec, but the libvpx-tester uses
   * this code slightly differently.
   */
  assert(src_ybc->y_width == dst_ybc->y_width);
  assert(src_ybc->y_height == dst_ybc->y_height);
#endif

  for (row = 0; row < src_ybc->y_height; ++row) {
    memcpy(dst, src, src_ybc->y_width);
    src += src_ybc->y_stride;
    dst += dst_ybc->y_stride;
  }

  src = src_ybc->u_buffer;
  dst = dst_ybc->u_buffer;

  for (row = 0; row < src_ybc->uv_height; ++row) {
    memcpy(dst, src, src_ybc->uv_width);
    src += src_ybc->uv_stride;
    dst += dst_ybc->uv_stride;
  }

  src = src_ybc->v_buffer;
  dst = dst_ybc->v_buffer;

  for (row = 0; row < src_ybc->uv_height; ++row) {
    memcpy(dst, src, src_ybc->uv_width);
    src += src_ybc->uv_stride;
    dst += dst_ybc->uv_stride;
  }

  vp8_yv12_extend_frame_borders_c(dst_ybc);
}

示例#3

文件： yv12extend.c 项目： qtekfun/htcDesire820Kernel

void vp8_yv12_copy_frame_c(const YV12_BUFFER_CONFIG *src_ybc,
                           YV12_BUFFER_CONFIG *dst_ybc) {
  int row;
  const uint8_t *src = src_ybc->y_buffer;
  uint8_t *dst = dst_ybc->y_buffer;

#if 0
  assert(src_ybc->y_width == dst_ybc->y_width);
  assert(src_ybc->y_height == dst_ybc->y_height);
#endif

  for (row = 0; row < src_ybc->y_height; ++row) {
    vpx_memcpy(dst, src, src_ybc->y_width);
    src += src_ybc->y_stride;
    dst += dst_ybc->y_stride;
  }

  src = src_ybc->u_buffer;
  dst = dst_ybc->u_buffer;

  for (row = 0; row < src_ybc->uv_height; ++row) {
    vpx_memcpy(dst, src, src_ybc->uv_width);
    src += src_ybc->uv_stride;
    dst += dst_ybc->uv_stride;
  }

  src = src_ybc->v_buffer;
  dst = dst_ybc->v_buffer;

  for (row = 0; row < src_ybc->uv_height; ++row) {
    vpx_memcpy(dst, src, src_ybc->uv_width);
    src += src_ybc->uv_stride;
    dst += dst_ybc->uv_stride;
  }

  vp8_yv12_extend_frame_borders_c(dst_ybc);
}

示例#4

文件： yv12extend.c 项目： 93i/godot

// Copies the source image into the destination image and updates the
// destination's UMV borders.
// Note: The frames are assumed to be identical in size.
void vp8_yv12_copy_frame_c(const YV12_BUFFER_CONFIG *src_ybc,
                           YV12_BUFFER_CONFIG *dst_ybc) {
  int row;
  const uint8_t *src = src_ybc->y_buffer;
  uint8_t *dst = dst_ybc->y_buffer;

#if 0
  /* These assertions are valid in the codec, but the libvpx-tester uses
   * this code slightly differently.
   */
  assert(src_ybc->y_width == dst_ybc->y_width);
  assert(src_ybc->y_height == dst_ybc->y_height);
#endif

#if CONFIG_VP9_HIGHBITDEPTH
  if (src_ybc->flags & YV12_FLAG_HIGHBITDEPTH) {
    assert(dst_ybc->flags & YV12_FLAG_HIGHBITDEPTH);
    for (row = 0; row < src_ybc->y_height; ++row) {
      memcpy_short_addr(dst, src, src_ybc->y_width);
      src += src_ybc->y_stride;
      dst += dst_ybc->y_stride;
    }

    src = src_ybc->u_buffer;
    dst = dst_ybc->u_buffer;

    for (row = 0; row < src_ybc->uv_height; ++row) {
      memcpy_short_addr(dst, src, src_ybc->uv_width);
      src += src_ybc->uv_stride;
      dst += dst_ybc->uv_stride;
    }

    src = src_ybc->v_buffer;
    dst = dst_ybc->v_buffer;

    for (row = 0; row < src_ybc->uv_height; ++row) {
      memcpy_short_addr(dst, src, src_ybc->uv_width);
      src += src_ybc->uv_stride;
      dst += dst_ybc->uv_stride;
    }

    vp8_yv12_extend_frame_borders_c(dst_ybc);
    return;
  } else {
    assert(!(dst_ybc->flags & YV12_FLAG_HIGHBITDEPTH));
  }
#endif

  for (row = 0; row < src_ybc->y_height; ++row) {
    memcpy(dst, src, src_ybc->y_width);
    src += src_ybc->y_stride;
    dst += dst_ybc->y_stride;
  }

  src = src_ybc->u_buffer;
  dst = dst_ybc->u_buffer;

  for (row = 0; row < src_ybc->uv_height; ++row) {
    memcpy(dst, src, src_ybc->uv_width);
    src += src_ybc->uv_stride;
    dst += dst_ybc->uv_stride;
  }

  src = src_ybc->v_buffer;
  dst = dst_ybc->v_buffer;

  for (row = 0; row < src_ybc->uv_height; ++row) {
    memcpy(dst, src, src_ybc->uv_width);
    src += src_ybc->uv_stride;
    dst += dst_ybc->uv_stride;
  }

  vp8_yv12_extend_frame_borders_c(dst_ybc);
}