if (snd_pcm_nonblock(pad->handle, 1))
PARA_ERROR_LOG("failed to set nonblock mode\n");
return 1;
if (snd_pcm_nonblock(pad->handle, 1))
PARA_ERROR_LOG("failed to set nonblock mode\n");
return 1;
struct private_alsa_write_data *pad = wn->private_data;
struct writer_node_group *wng = wn->wng;
size_t frames, bytes = *wng->loaded - wn->written;
struct private_alsa_write_data *pad = wn->private_data;
struct writer_node_group *wng = wn->wng;
size_t frames, bytes = *wng->loaded - wn->written;