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[paraslash.git]
/
alsa_writer.c
diff --git
a/alsa_writer.c
b/alsa_writer.c
index 6a3d18a33464e3fe652afeadeae9e47579d92dae..601353aaac84b7a8969d4bf9b5dc01d68242de19 100644
(file)
--- a/
alsa_writer.c
+++ b/
alsa_writer.c
@@
-16,7
+16,7
@@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*/
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*/
-/** \file alsa_writer.c
Data specific to the alsa writer
*/
+/** \file alsa_writer.c
paraslash's alsa output plugin
*/
/*
* Based in parts on aplay.c from the alsa-utils-1.0.8 package,
/*
* Based in parts on aplay.c from the alsa-utils-1.0.8 package,
@@
-37,9
+37,13
@@
extern struct gengetopt_args_info conf;
#define FORMAT SND_PCM_FORMAT_S16_LE
extern struct gengetopt_args_info conf;
#define FORMAT SND_PCM_FORMAT_S16_LE
+
+/** data specific to the alsa writer */
struct private_alsa_data {
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;
};
/*
};
/*
@@
-138,7
+142,7
@@
static int alsa_write(char *data, size_t nbytes, struct writer_node *wn)
{
struct private_alsa_data *pad = wn->private_data;
size_t frames = nbytes / pad->bytes_per_frame;
{
struct private_alsa_data *pad = wn->private_data;
size_t frames = nbytes / pad->bytes_per_frame;
- unsigned char *d = data;
+ unsigned char *d =
(unsigned char*)
data;
snd_pcm_sframes_t r, result = 0;
while (frames > 0) {
snd_pcm_sframes_t r, result = 0;
while (frames > 0) {
@@
-170,6
+174,7
@@
static void alsa_close(struct writer_node *wn)
free(pad);
}
free(pad);
}
+/** the init function of the alsa writer */
void alsa_writer_init(struct writer *w)
{
w->open = alsa_open;
void alsa_writer_init(struct writer *w)
{
w->open = alsa_open;