+ p = audiobuf;
+ while (loaded >= chunk_bytes) {
+// fprintf(stderr, "write (loaded = %d)\n", loaded);
+ ret = pcm_write(p, chunk_size) * bytes_per_frame;
+ p += ret;
+ written += ret;
+ loaded -= ret;
+ }
+ if (loaded && p != audiobuf) {
+// fprintf(stderr, "memcpy: %d@%d\n", loaded, p - audiobuf);
+ memcpy(audiobuf, p, loaded);