LOOP_BLANK_SIZE
runtime->hw.buffer_bytes_max = emu->mem_size - LOOP_BLANK_SIZE * 3;
rec->allocated_bytes = params_buffer_bytes(hw_params) + LOOP_BLANK_SIZE * 4;
rec->loop_start[0] = rec->offset + LOOP_BLANK_SIZE;
rec->loop_start[1] = rec->loop_start[0] + rec->buf_size + LOOP_BLANK_SIZE;
for (i = 0; i < LOOP_BLANK_SIZE; i++)
for (i = 0; i < LOOP_BLANK_SIZE; i++)