From: Ivan Schreter <schreter@gmx.net>
Date: Thu, 26 Feb 2009 20:36:02 +0000 (+0000)
Subject: Initialize H264 parser context correctly if the optional SEI messages
X-Git-Tag: v0.5~119
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=2c0c5e1249cccfa376418d3c47a2aea48717e17a;p=coroid%2Flibav_saccubus.git

Initialize H264 parser context correctly if the optional SEI messages
are not present.

Patch by Ivan Schreter, schreter gmx net

Originally committed as revision 17620 to svn://svn.ffmpeg.org/ffmpeg/trunk
---

diff --git a/libavcodec/h264_parser.c b/libavcodec/h264_parser.c
index 934ca15cf..8c726976d 100644
--- a/libavcodec/h264_parser.c
+++ b/libavcodec/h264_parser.c
@@ -260,9 +260,15 @@ static int h264_parse(AVCodecParserContext *s,
 
         parse_nal_units(s, avctx, buf, buf_size);
 
+        if (h->sei_cpb_removal_delay >= 0) {
         s->dts_sync_point    = h->sei_buffering_period_present;
         s->dts_ref_dts_delta = h->sei_cpb_removal_delay;
         s->pts_dts_delta     = h->sei_dpb_output_delay;
+        } else {
+            s->dts_sync_point    = INT_MIN;
+            s->dts_ref_dts_delta = INT_MIN;
+            s->pts_dts_delta     = INT_MIN;
+        }
     }
 
     *poutbuf = buf;