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authorMåns Rullgård <mans@mansr.com>2006-03-01 20:09:44 +0000
committerMåns Rullgård <mans@mansr.com>2006-03-01 20:09:44 +0000
commite01dc227f391937c4e73a0f494a4e0130dcd25c4 (patch)
tree600d53587ce19a61bc825ec3a62ca60b946eaea9 /libavformat/raw.c
parent8945ebb9c1fa4ae0f734676adcb7d519d4e6664b (diff)
downloadffmpeg-e01dc227f391937c4e73a0f494a4e0130dcd25c4.tar.gz
can't have PES headers in MPEG video elementary streams so fail probe
if we see one Originally committed as revision 5089 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavformat/raw.c')
-rw-r--r--libavformat/raw.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/libavformat/raw.c b/libavformat/raw.c
index 89846d1541..5a007ca7ae 100644
--- a/libavformat/raw.c
+++ b/libavformat/raw.c
@@ -305,11 +305,13 @@ static int video_read_header(AVFormatContext *s,
#define PICTURE_START_CODE 0x00000100
#define SLICE_START_CODE 0x00000101
#define PACK_START_CODE 0x000001ba
+#define VIDEO_ID 0x000001e0
+#define AUDIO_ID 0x000001c0
static int mpegvideo_probe(AVProbeData *p)
{
uint32_t code= -1;
- int pic=0, seq=0, slice=0, pspack=0;
+ int pic=0, seq=0, slice=0, pspack=0, pes=0;
int i;
for(i=0; i<p->buf_size; i++){
@@ -320,10 +322,12 @@ static int mpegvideo_probe(AVProbeData *p)
case PICTURE_START_CODE: pic++; break;
case SLICE_START_CODE: slice++; break;
case PACK_START_CODE: pspack++; break;
+ case VIDEO_ID:
+ case AUDIO_ID: pes++; break;
}
}
}
- if(seq && seq*9<=pic*10 && pic*9<=slice*10 && !pspack)
+ if(seq && seq*9<=pic*10 && pic*9<=slice*10 && !pspack && !pes)
return AVPROBE_SCORE_MAX/2+1; // +1 for .mpg
return 0;
}