Function hb_ps_stream_getVideo

libhb/stream.c:1479–1522

}

static hb_buffer_t * hb_ps_stream_getVideo(
    hb_stream_t *stream,
    hb_pes_info_t *pi)
{
    hb_buffer_t *buf  = hb_buffer_init(HB_DVD_READ_BUFFER_SIZE);
    hb_pes_info_t pes_info;
    // how many blocks we read while searching for a video PES header
    int blksleft = 2048;

    while (--blksleft >= 0)
    {
        buf->size = 0;
        int len = hb_ps_read_packet( stream, buf );
        if ( len == 0 )
        {
            // EOF
            break;
        }
        if ( !hb_parse_ps( stream, buf->data, buf->size, &pes_info ) )
            continue;

        int idx;
        if ( pes_info.stream_id == 0xbd )
        {
            idx = index_of_ps_stream( stream, pes_info.stream_id,
                                      pes_info.bd_substream_id );
        }
        else
        {
            idx = index_of_ps_stream( stream, pes_info.stream_id,
                                      pes_info.stream_id_ext );
        }
        if ( idx >= 0 && stream->pes.list[idx].stream_kind == V )
        {
            if ( pes_info.pts != AV_NOPTS_VALUE )
            {
                *pi = pes_info;
                return buf;
            }
        }
    }
    hb_buffer_close( &buf );
    return NULL;
}

/***********************************************************************
 * hb_stream_duration