//dmp(&nav->dsi[0],NAV_DSI_BYTES);
pes_packet_length -= NAV_DSI_BYTES;
int64_t blk_pos = ((int64_t)nav->dsi_gi_pck_lbn() & 0x7fffffffU) * DVD_PACKET_SIZE;
- if( last_packet_start != blk_pos )
+ if( blk_pos != 0 && last_packet_start != blk_pos )
zmsgs("blk_pos "_LX" != "_LX" last_packet_start\n", blk_pos, last_packet_start);
int64_t next_pos, next_vobu, end_byte, end_pos;
int64_t blk_size = (int64_t)nav->dsi_gi_vobu_ea() * DVD_PACKET_SIZE;