diff options
Diffstat (limited to 'libavformat/mpeg.c')
| -rw-r--r-- | libavformat/mpeg.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/libavformat/mpeg.c b/libavformat/mpeg.c index 1b77b64afa..8846a59fe3 100644 --- a/libavformat/mpeg.c +++ b/libavformat/mpeg.c @@ -1260,6 +1260,20 @@ static int mpeg_mux_end(AVFormatContext *ctx) #define MAX_SYNC_SIZE 100000 +static int cdxa_probe(AVProbeData *p) +{ + /* check file header */ + if (p->buf_size <= 32) + return 0; + if (p->buf[0] == 'R' && p->buf[1] == 'I' && + p->buf[2] == 'F' && p->buf[3] == 'F' && + p->buf[8] == 'C' && p->buf[9] == 'D' && + p->buf[10] == 'X' && p->buf[11] == 'A') + return AVPROBE_SCORE_MAX; + else + return 0; +} + static int mpegps_probe(AVProbeData *p) { uint32_t code= -1; @@ -1267,6 +1281,10 @@ static int mpegps_probe(AVProbeData *p) int i; int score=0; + score = cdxa_probe(p); + if (score > 0) return score; + + /* Search for MPEG stream */ for(i=0; i<p->buf_size; i++){ code = (code<<8) + p->buf[i]; if ((code & 0xffffff00) == 0x100) { |