[FFmpeg-devel] [PATCH] mpeg12demux: Fallback to startcode for stream type identification.

Michael Niedermayer michaelni at gmx.at
Mon Jan 21 04:39:19 CET 2013


Fixes Ticket2147
Fixes SageTV support

Based-on patch by Andrew Gallatin
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
---
 libavformat/mpeg.c |    4 ----
 1 file changed, 4 deletions(-)

diff --git a/libavformat/mpeg.c b/libavformat/mpeg.c
index 4af2057..4eaffd8 100644
--- a/libavformat/mpeg.c
+++ b/libavformat/mpeg.c
@@ -416,7 +416,6 @@ static int mpegps_read_packet(AVFormatContext *s,
     }
 
     es_type = m->psm_es_type[startcode & 0xff];
-    if(es_type > 0 && es_type != STREAM_TYPE_PRIVATE_DATA){
         if(es_type == STREAM_TYPE_VIDEO_MPEG1){
             codec_id = AV_CODEC_ID_MPEG2VIDEO;
             type = AVMEDIA_TYPE_VIDEO;
@@ -439,9 +438,6 @@ static int mpegps_read_packet(AVFormatContext *s,
         } else if(es_type == STREAM_TYPE_AUDIO_AC3){
             codec_id = AV_CODEC_ID_AC3;
             type = AVMEDIA_TYPE_AUDIO;
-        } else {
-            goto skip;
-        }
     } else if (startcode >= 0x1e0 && startcode <= 0x1ef) {
         static const unsigned char avs_seqh[4] = { 0, 0, 1, 0xb0 };
         unsigned char buf[8];
-- 
1.7.9.5



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