[FFmpeg-cvslog] avcodec/hevc_ps: Override max_dec_pic_buffering when its inconsistent with num_reorder_pics

Michael Niedermayer git at videolan.org
Wed Jan 15 04:57:26 CET 2014


ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed Jan 15 04:30:41 2014 +0100| [ab296c7a9fe590860dc95ba97e9cbb9dde798f20] | committer: Michael Niedermayer

avcodec/hevc_ps: Override max_dec_pic_buffering when its inconsistent with num_reorder_pics

Fixes Ticket3304

Alternatively max_dec_pic_buffering could be removed completely as its not used.

Based on a patch by Jose Santiago <santiago at haivision.com>
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ab296c7a9fe590860dc95ba97e9cbb9dde798f20
---

 libavcodec/hevc_ps.c |    7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/libavcodec/hevc_ps.c b/libavcodec/hevc_ps.c
index 1684d77..24968cc 100644
--- a/libavcodec/hevc_ps.c
+++ b/libavcodec/hevc_ps.c
@@ -763,8 +763,11 @@ int ff_hevc_decode_nal_sps(HEVCContext *s)
         if (sps->temporal_layer[i].num_reorder_pics > sps->temporal_layer[i].max_dec_pic_buffering - 1) {
             av_log(s->avctx, AV_LOG_ERROR, "sps_max_num_reorder_pics out of range: %d\n",
                    sps->temporal_layer[i].num_reorder_pics);
-            ret = AVERROR_INVALIDDATA;
-            goto err;
+            if (sps->temporal_layer[i].num_reorder_pics > MAX_DPB_SIZE - 1) {
+                ret = AVERROR_INVALIDDATA;
+                goto err;
+            }
+            sps->temporal_layer[i].max_dec_pic_buffering = sps->temporal_layer[i].num_reorder_pics + 1;
         }
     }
 



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