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| author | Zhao Zhili <quinkblack@foxmail.com> | 2018-08-22 17:37:15 +0800 |
|---|---|---|
| committer | James Almer <jamrial@gmail.com> | 2018-08-22 14:01:12 -0300 |
| commit | 70d2bab80b38adf6d9a1430992c33dd2e3efa93f (patch) | |
| tree | 9f178d3f468d6c326cd1a9d7a8da9b24520f6ec2 /libavcodec | |
| parent | 5ecd580953bbed48e144c364d3cdf7ea1f3e7ddf (diff) | |
| download | ffmpeg-70d2bab80b38adf6d9a1430992c33dd2e3efa93f.tar.gz | |
lavc/hevc_ps: fix crop info for monochrome
The values of SubWidthC and SubHeightC are 1 in the ITU-T H.265. The
current code use the value of 2.
Signed-off-by: James Almer <jamrial@gmail.com>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/hevc_ps.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/libavcodec/hevc_ps.c b/libavcodec/hevc_ps.c index fbd9fbfd09..ea984af0a1 100644 --- a/libavcodec/hevc_ps.c +++ b/libavcodec/hevc_ps.c @@ -70,6 +70,14 @@ static const AVRational vui_sar[] = { { 2, 1 }, }; +static const uint8_t hevc_sub_width_c[] = { + 1, 2, 2, 1 +}; + +static const uint8_t hevc_sub_height_c[] = { + 1, 2, 1, 1 +}; + static void remove_pps(HEVCParamSets *s, int id) { if (s->pps_list[id] && s->pps == (const HEVCPPS*)s->pps_list[id]->data) @@ -628,8 +636,8 @@ static void decode_vui(GetBitContext *gb, AVCodecContext *avctx, vui->default_display_window_flag = get_bits1(gb); if (vui->default_display_window_flag) { - int vert_mult = 1 + (sps->chroma_format_idc < 2); - int horiz_mult = 1 + (sps->chroma_format_idc < 3); + int vert_mult = hevc_sub_height_c[sps->chroma_format_idc]; + int horiz_mult = hevc_sub_width_c[sps->chroma_format_idc]; vui->def_disp_win.left_offset = get_ue_golomb_long(gb) * horiz_mult; vui->def_disp_win.right_offset = get_ue_golomb_long(gb) * horiz_mult; vui->def_disp_win.top_offset = get_ue_golomb_long(gb) * vert_mult; @@ -923,8 +931,8 @@ int ff_hevc_parse_sps(HEVCSPS *sps, GetBitContext *gb, unsigned int *sps_id, return ret; if (get_bits1(gb)) { // pic_conformance_flag - int vert_mult = 1 + (sps->chroma_format_idc < 2); - int horiz_mult = 1 + (sps->chroma_format_idc < 3); + int vert_mult = hevc_sub_height_c[sps->chroma_format_idc]; + int horiz_mult = hevc_sub_width_c[sps->chroma_format_idc]; sps->pic_conf_win.left_offset = get_ue_golomb_long(gb) * horiz_mult; sps->pic_conf_win.right_offset = get_ue_golomb_long(gb) * horiz_mult; sps->pic_conf_win.top_offset = get_ue_golomb_long(gb) * vert_mult; |