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vulkan_h264: send scaling lists in zig-zag order

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h264_ps turns the scaling lists into matrices with a raster scan order,
but Vulkan wants the scaling lists as originally defined.
This commit is contained in:
Benjamin Cheng 2023-08-21 10:05:03 -04:00 committed by Lynne
parent 52ebb15ec1
commit b4f0701358
1 changed files with 10 additions and 8 deletions
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18
libavcodec/vulkan_h264.c
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@ -145,12 +145,13 @@ static void set_sps(const SPS *sps,
};
for (int i = 0; i < STD_VIDEO_H264_SCALING_LIST_4X4_NUM_LISTS; i++)
memcpy(vksps_scaling->ScalingList4x4[i], sps->scaling_matrix4[i],
STD_VIDEO_H264_SCALING_LIST_4X4_NUM_ELEMENTS * sizeof(**sps->scaling_matrix4));
for (int j = 0; j < STD_VIDEO_H264_SCALING_LIST_4X4_NUM_ELEMENTS; j++)
vksps_scaling->ScalingList4x4[i][j] = sps->scaling_matrix4[i][ff_zigzag_scan[j]];
for (int i = 0; i < STD_VIDEO_H264_SCALING_LIST_8X8_NUM_LISTS; i++)
memcpy(vksps_scaling->ScalingList8x8[i], sps->scaling_matrix8[h264_scaling_list8_order[i]],
STD_VIDEO_H264_SCALING_LIST_8X8_NUM_ELEMENTS * sizeof(**sps->scaling_matrix8));
for (int j = 0; j < STD_VIDEO_H264_SCALING_LIST_8X8_NUM_ELEMENTS; j++)
vksps_scaling->ScalingList8x8[i][j] =
sps->scaling_matrix8[h264_scaling_list8_order[i]][ff_zigzag_direct[j]];
*vksps_vui_header = (StdVideoH264HrdParameters) {
.cpb_cnt_minus1 = sps->cpb_cnt - 1,
@ -250,12 +251,13 @@ static void set_pps(const PPS *pps, const SPS *sps,
};
for (int i = 0; i < STD_VIDEO_H264_SCALING_LIST_4X4_NUM_LISTS; i++)
memcpy(vkpps_scaling->ScalingList4x4[i], pps->scaling_matrix4[i],
STD_VIDEO_H264_SCALING_LIST_4X4_NUM_ELEMENTS * sizeof(**pps->scaling_matrix4));
for (int j = 0; j < STD_VIDEO_H264_SCALING_LIST_4X4_NUM_ELEMENTS; j++)
vkpps_scaling->ScalingList4x4[i][j] = pps->scaling_matrix4[i][ff_zigzag_scan[j]];
for (int i = 0; i < STD_VIDEO_H264_SCALING_LIST_8X8_NUM_LISTS; i++)
memcpy(vkpps_scaling->ScalingList8x8[i], pps->scaling_matrix8[h264_scaling_list8_order[i]],
STD_VIDEO_H264_SCALING_LIST_8X8_NUM_ELEMENTS * sizeof(**pps->scaling_matrix8));
for (int j = 0; j < STD_VIDEO_H264_SCALING_LIST_8X8_NUM_ELEMENTS; j++)
vkpps_scaling->ScalingList8x8[i][j] =
pps->scaling_matrix8[h264_scaling_list8_order[i]][ff_zigzag_direct[j]];
*vkpps = (StdVideoH264PictureParameterSet) {
.seq_parameter_set_id = pps->sps_id,