1
0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-03-23 04:24:35 +02:00

avcodec/h264: Fix off by 1 context count

Fixes fate-h264-xavc-4389 with slice threads
(cherry picked from commit 27c1eae55f24e9ed005a6634cd4ddd867118fa48)

Conflicts:

	libavcodec/h264.c

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2016-06-07 22:17:38 +02:00
parent 8a32f19d5b
commit bfca58ee2f

View File

@ -1652,12 +1652,10 @@ again:
av_log(h->avctx, AV_LOG_ERROR, "decode_slice_header error\n");
sl->ref_count[0] = sl->ref_count[1] = sl->list_count = 0;
} else if (err == SLICE_SINGLETHREAD) {
if (context_count > 1) {
ret = ff_h264_execute_decode_slices(h, context_count - 1);
if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE))
goto end;
context_count = 0;
}
ret = ff_h264_execute_decode_slices(h, context_count);
if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE))
goto end;
context_count = 0;
/* Slice could not be decoded in parallel mode, restart. Note
* that rbsp_buffer is not transferred, but since we no longer
* run in parallel mode this should not be an issue. */