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MPEGTS: Improve probe function

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When a sync byte is found, check that transport_error_indicator is zero,
and adaptation_field_control is valid (non-zero).

Originally committed as revision 14274 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Måns Rullgård 2008-07-18 01:07:17 +00:00
parent 5469b788ea
commit c6002ea14d
1 changed files with 2 additions and 2 deletions
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4
libavformat/mpegts.c
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@ -347,8 +347,8 @@ static int analyze(const uint8_t *buf, int size, int packet_size, int *index){
memset(stat, 0, packet_size*sizeof(int)); memset(stat, 0, packet_size*sizeof(int));
for(x=i=0; i<size; i++){ for(x=i=0; i<size-3; i++){
if(buf[i] == 0x47){ if(buf[i] == 0x47 && !(buf[i+1] & 0x80) && (buf[i+3] & 0x30)){
stat[x]++; stat[x]++;
if(stat[x] > best_score){ if(stat[x] > best_score){
best_score= stat[x]; best_score= stat[x];