/* found a matching sink from callback */
fprintf (stderr, "Success : using sink n.%d\n", ret-1);
ctx->audio_dev = (void*)dev_ctx_p[ret-1];
/* found a matching sink from callback */
fprintf (stderr, "Success : using sink n.%d\n", ret-1);
ctx->audio_dev = (void*)dev_ctx_p[ret-1];