printf ("  Interplay video: Help! Mystery opcode 0x6 seen\n");
av_log(s->avctx, AV_LOG_ERROR, "  Interplay video: Help! Mystery opcode 0x6 seen\n");
static int ipvideo_decode_block_opcode_0x6(IpvideoContext *s){    /* mystery opcode? skip multiple blocks? */    printf ("  Interplay video: Help! Mystery opcode 0x6 seen\n");    /* report success */    return 0;}