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| author | Michael Niedermayer <michaelni@gmx.at> | 2014-06-04 04:25:14 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2014-06-04 04:25:14 +0200 |
| commit | 19c9d1e8e71da04c3ac940206619c0a2d01e5193 (patch) | |
| tree | b88e36b6c3c445a088eeed32b216f5eed21ef659 | |
| parent | fbaf73a33d505a32431ede6599f5b742ade045e1 (diff) | |
| download | ffmpeg-19c9d1e8e71da04c3ac940206619c0a2d01e5193.tar.gz | |
avcodec/h264: in the absence of recovery points, be more tolerant on accepting plain I frames
Fixes: Ticket3652
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavcodec/h264.c | 1 | ||||
| -rw-r--r-- | libavcodec/h264.h | 2 | ||||
| -rw-r--r-- | libavcodec/h264_refs.c | 2 | ||||
| -rw-r--r-- | libavcodec/h264_sei.c | 2 |
4 files changed, 6 insertions, 1 deletions
diff --git a/libavcodec/h264.c b/libavcodec/h264.c index 942ba7f20a..c46c372466 100644 --- a/libavcodec/h264.c +++ b/libavcodec/h264.c @@ -1561,6 +1561,7 @@ again: if(!idr_cleared) idr(h); // FIXME ensure we don't lose some frames if there is reordering idr_cleared = 1; + h->has_recovery_point = 1; case NAL_SLICE: init_get_bits(&hx->gb, ptr, bit_length); hx->intra_gb_ptr = diff --git a/libavcodec/h264.h b/libavcodec/h264.h index a25b5785a9..c057c9709d 100644 --- a/libavcodec/h264.h +++ b/libavcodec/h264.h @@ -727,6 +727,8 @@ typedef struct H264Context { int frame_recovered; ///< Initial frame has been completely recovered + int has_recovery_point; + int luma_weight_flag[2]; ///< 7.4.3.2 luma_weight_lX_flag int chroma_weight_flag[2]; ///< 7.4.3.2 chroma_weight_lX_flag diff --git a/libavcodec/h264_refs.c b/libavcodec/h264_refs.c index 9bb065d24d..de1f60a41f 100644 --- a/libavcodec/h264_refs.c +++ b/libavcodec/h264_refs.c @@ -775,7 +775,7 @@ int ff_h264_execute_ref_pic_marking(H264Context *h, MMCO *mmco, int mmco_count) if ( err >= 0 && h->long_ref_count==0 && (h->short_ref_count<=2 || h->pps.ref_count[0] <= 1 && h->pps.ref_count[1] <= 1 && pps_count == 1) - && h->pps.ref_count[0]<=2 + (h->picture_structure != PICT_FRAME) + && h->pps.ref_count[0]<=2 + (h->picture_structure != PICT_FRAME) + (2*!h->has_recovery_point) && h->cur_pic_ptr->f.pict_type == AV_PICTURE_TYPE_I){ h->cur_pic_ptr->recovered |= 1; if(!h->avctx->has_b_frames) diff --git a/libavcodec/h264_sei.c b/libavcodec/h264_sei.c index 4e2f981181..88bf0f4977 100644 --- a/libavcodec/h264_sei.c +++ b/libavcodec/h264_sei.c @@ -183,6 +183,8 @@ static int decode_recovery_point(H264Context *h) if (h->avctx->debug & FF_DEBUG_PICT_INFO) av_log(h->avctx, AV_LOG_DEBUG, "sei_recovery_frame_cnt: %d\n", h->sei_recovery_frame_cnt); + h->has_recovery_point = 1; + return 0; } |