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;
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;