Though this patch to fix https://trac.ffmpeg.org/ticket/6668, I belive it
is unnecessary to set SLICE_FLAG_ALLOW_FIELD flag to other
hwaccels(dxva, vdpau, etc).
Signed-off-by: Zhong Li <zhong...@intel.com>
---
libavcodec/mpeg12dec.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/libavcodec/mpeg12dec.c b/libavcodec/mpeg12dec.c
index 22c29c1505..701845a46c 100644
--- a/libavcodec/mpeg12dec.c
+++ b/libavcodec/mpeg12dec.c
@@ -1689,8 +1689,7 @@ static int mpeg_field_start(MpegEncContext *s, const
uint8_t *buf, int buf_size)
return AVERROR_INVALIDDATA;
}
- if (s->avctx->hwaccel &&
- (s->avctx->slice_flags & SLICE_FLAG_ALLOW_FIELD)) {
+ if (s->avctx->hwaccel) {
if ((ret = s->avctx->hwaccel->end_frame(s->avctx)) < 0) {
av_log(avctx, AV_LOG_ERROR,
"hardware accelerator failed to decode first field\n");
--
2.11.0
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