do_samples_simple(decode_block_work, work, ch, d, SB, sinc, &spos, &sbpos);
else
do_samples_default(decode_block_work, work, ch, d, SB, sinc, &spos, &sbpos);
do_samples_simple(decode_block_work, work, ch, d, SB, sinc, &spos, &sbpos);
else
do_samples_default(decode_block_work, work, ch, d, SB, sinc, &spos, &sbpos);