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authorCarl Eugen Hoyos <cehoyos@ag.or.at>2016-03-09 14:00:57 +0100
committerCarl Eugen Hoyos <cehoyos@ag.or.at>2016-03-09 14:00:57 +0100
commita6a52ef29ac2e8b9cdba110f076b544f98fbf646 (patch)
tree4dca193c8fd216ccece5bd5e769f62b86cf28d1b /libavcodec
parent144ef773c7140d1ea49d54e65e989f4edcfe9958 (diff)
lavc/hevc_ps: Fix offset for yuv422 and yuv444.
Fixes ticket #4980. Analyzed-by: kurosu and Hendrik Reviewed-by: Ronald
Diffstat (limited to 'libavcodec')
-rw-r--r--libavcodec/hevc_ps.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/libavcodec/hevc_ps.c b/libavcodec/hevc_ps.c
index 64d6e2f064..bcb63a36d0 100644
--- a/libavcodec/hevc_ps.c
+++ b/libavcodec/hevc_ps.c
@@ -856,11 +856,12 @@ int ff_hevc_parse_sps(HEVCSPS *sps, GetBitContext *gb, unsigned int *sps_id,
return ret;
if (get_bits1(gb)) { // pic_conformance_flag
- //TODO: * 2 is only valid for 420
- sps->pic_conf_win.left_offset = get_ue_golomb_long(gb) * 2;
- sps->pic_conf_win.right_offset = get_ue_golomb_long(gb) * 2;
- sps->pic_conf_win.top_offset = get_ue_golomb_long(gb) * 2;
- sps->pic_conf_win.bottom_offset = get_ue_golomb_long(gb) * 2;
+ int vert_mult = 1 + (sps->chroma_format_idc < 2);
+ int horiz_mult = 1 + (sps->chroma_format_idc < 3);
+ 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;
+ sps->pic_conf_win.bottom_offset = get_ue_golomb_long(gb) * vert_mult;
if (avctx->flags2 & AV_CODEC_FLAG2_IGNORE_CROP) {
av_log(avctx, AV_LOG_DEBUG,