[SCM] libav/experimental: Take the brain amputated spec literally if the user asks for it (-strict 1). That is, add 16 frames delay, cache trashing and av desync. fixes at least the following reference bitstreams: CABA3_Sony_C.jsv CACQP3_Sony_D.jsv CAMANL1_TOSHIBA_B.264 CANL3_Sony_C.jsv CVBS3_Sony_C.jsv CVMANL1_TOSHIBA_B.264

siretart at users.alioth.debian.org siretart at users.alioth.debian.org
Sun Jun 30 16:25:41 UTC 2013


The following commit has been merged in the experimental branch:
commit fb19e1443bc45e192545d3485ddb9c76e7d77855
Author: Michael Niedermayer <michaelni at gmx.at>
Date:   Sat Jul 19 16:16:00 2008 +0000

    Take the brain amputated spec literally if the user asks for it (-strict 1).
    That is, add 16 frames delay, cache trashing and av desync.
    fixes at least the following reference bitstreams:
    CABA3_Sony_C.jsv
    CACQP3_Sony_D.jsv
    CAMANL1_TOSHIBA_B.264
    CANL3_Sony_C.jsv
    CVBS3_Sony_C.jsv
    CVMANL1_TOSHIBA_B.264
    
    Originally committed as revision 14308 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavcodec/h264.c b/libavcodec/h264.c
index 2e7b1cd..4a02ae6 100644
--- a/libavcodec/h264.c
+++ b/libavcodec/h264.c
@@ -7836,6 +7836,12 @@ static int decode_frame(AVCodecContext *avctx,
                 s->low_delay = 0;
             }
 
+            if(   s->avctx->strict_std_compliance >= FF_COMPLIANCE_STRICT
+               && !h->sps.bitstream_restriction_flag){
+                s->avctx->has_b_frames= MAX_DELAYED_PIC_COUNT;
+                s->low_delay= 0;
+            }
+
             pics = 0;
             while(h->delayed_pic[pics]) pics++;
 

-- 
Libav/FFmpeg packaging



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