X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=alsa_writer.c;h=5aa908518b113305372d126ead651ec961243046;hp=039c9817a99f13caa5980247e1d481615755680b;hb=1b39496da38155b84636c0f7cee7f7dbbea33632;hpb=f6363d4e0a069d41bb86cc20772b0240777045f2

diff --git a/alsa_writer.c b/alsa_writer.c
index 039c9817..5aa90851 100644
--- a/alsa_writer.c
+++ b/alsa_writer.c
@@ -40,8 +40,10 @@ extern struct gengetopt_args_info conf;
 
 /** data specific to the alsa writer */
 struct private_alsa_data {
-	snd_pcm_t *handle;
-	size_t bytes_per_frame;
+/** the alsa handle */
+snd_pcm_t *handle;
+/** determined and set by alsa_open() */
+size_t bytes_per_frame;
 };
 
 /*
@@ -126,6 +128,8 @@ static int alsa_open(struct writer_node *w)
 		return -E_SW_PARAMS;
 	pad->bytes_per_frame = snd_pcm_format_physical_width(FORMAT)
 		* conf.channels_arg / 8;
+//	if (snd_pcm_nonblock(pad->handle, 1))
+//		PARA_ERROR_LOG("%s\n", "failed to set nonblock mode");
 	return period_size * pad->bytes_per_frame;
 }
 
@@ -172,6 +176,7 @@ static void alsa_close(struct writer_node *wn)
 	free(pad);
 }
 
+/** the init function of the alsa writer */
 void alsa_writer_init(struct writer *w)
 {
 	w->open = alsa_open;