diff options
Diffstat (limited to 'libmpdemux')
-rw-r--r-- | libmpdemux/demux_ty.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/libmpdemux/demux_ty.c b/libmpdemux/demux_ty.c index c7ed95b803..6e51c347b4 100644 --- a/libmpdemux/demux_ty.c +++ b/libmpdemux/demux_ty.c @@ -356,14 +356,15 @@ static void demux_ty_CopyToDemuxPacket( int type, TiVoInfo *tivo, demux_stream_t static int demux_ty_FindESHeader( unsigned char *header, unsigned char *buffer, int bufferSize ) { - int count; - for( count = 0 ; count + 3 < bufferSize ; count++ ) - { - if ( buffer[ count + 0 ] == header[ 0 ] && - buffer[ count + 1 ] == header[ 1 ] && - buffer[ count + 2 ] == header[ 2 ] && - buffer[ count + 3 ] == header[ 3 ] ) - return count; + uint32_t search = AV_RB32(header); + uint32_t found = -1; + uint8_t *p = buffer; + uint8_t *end = p + bufferSize; + while (p < end) { + found <<= 8; + found |= *p++; + if (found == search) + return p - buffer - 4; } return -1; } |