Example #1
0
mpeg2_state_t mpeg2_seek_header (mpeg2dec_t * mpeg2dec)
{
    while (!(mpeg2dec->code == 0xb3 ||
	     ((mpeg2dec->code == 0xb7 || mpeg2dec->code == 0xb8 ||
	       !mpeg2dec->code) && mpeg2dec->sequence.width != (unsigned)-1)))
	if (seek_chunk (mpeg2dec) == STATE_BUFFER)
	    return STATE_BUFFER;
    mpeg2dec->chunk_start = mpeg2dec->chunk_ptr = mpeg2dec->chunk_buffer;
    mpeg2dec->user_data_len = 0;
    return ((mpeg2dec->code == 0xb7) ?
	    mpeg2_header_end (mpeg2dec) : mpeg2_parse_header (mpeg2dec));
}
Example #2
0
mpeg2_state_t mpeg2_seek_header (mpeg2dec_t * mpeg2dec)
{
    while (mpeg2dec->code != 0xb3 &&
	   ((mpeg2dec->code != 0xb7 && mpeg2dec->code != 0xb8 &&
	     mpeg2dec->code) || mpeg2dec->sequence.width == (unsigned)-1))
	if (seek_chunk (mpeg2dec) == STATE_BUFFER)
	    return STATE_BUFFER;
    mpeg2dec->chunk_start = mpeg2dec->chunk_ptr = mpeg2dec->chunk_buffer;
    mpeg2dec->user_data_len = 0;
    return (mpeg2dec->code ? mpeg2_parse_header (mpeg2dec) :
	    mpeg2_header_picture_start (mpeg2dec));
}