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Code Issues Releases Activity

Detect IDR less H.264 correctly.

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Fixes maybeH264_dumpvideo

Originally committed as revision 14424 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2008-07-26 18:54:26 +00:00
parent e791eb1ed4
commit 01037451f9
1 changed files with 3 additions and 2 deletions
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5
libavformat/raw.c
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@ -350,7 +350,7 @@ static int mpeg4video_probe(AVProbeData *probe_packet)
static int h264_probe(AVProbeData *p) static int h264_probe(AVProbeData *p)
{ {
uint32_t code= -1; uint32_t code= -1;
int sps=0, pps=0, idr=0, res=0; int sps=0, pps=0, idr=0, res=0, sli=0;
int i; int i;
for(i=0; i<p->buf_size; i++){ for(i=0; i<p->buf_size; i++){
@ -376,6 +376,7 @@ static int h264_probe(AVProbeData *p)
res++; res++;
switch(type){ switch(type){
case 1: sli++; break;
case 5: idr++; break; case 5: idr++; break;
case 7: case 7:
if(p->buf[i+2]&0x0F) if(p->buf[i+2]&0x0F)
@ -386,7 +387,7 @@ static int h264_probe(AVProbeData *p)
} }
} }
} }
if(sps && pps && idr && res<(sps+pps+idr)) if(sps && pps && (idr||sli>3) && res<(sps+pps+idr))
return AVPROBE_SCORE_MAX/2+1; // +1 for .mpg return AVPROBE_SCORE_MAX/2+1; // +1 for .mpg
return 0; return 0;
} }