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-rw-r--r--src/audioOutputs/audioOutput_jack.c149
1 files changed, 76 insertions, 73 deletions
diff --git a/src/audioOutputs/audioOutput_jack.c b/src/audioOutputs/audioOutput_jack.c
index c099b5439..c4d6062fd 100644
--- a/src/audioOutputs/audioOutput_jack.c
+++ b/src/audioOutputs/audioOutput_jack.c
@@ -30,13 +30,13 @@
static const size_t sample_size = sizeof(jack_default_audio_sample_t);
-typedef struct _JackData {
+struct jack_data {
struct audio_output *ao;
/* configuration */
const char *name;
const char *output_ports[2];
- int ringbuf_sz;
+ int ringbuffer_size;
/* for srate() only */
struct audio_format *audio_format;
@@ -47,23 +47,23 @@ typedef struct _JackData {
jack_ringbuffer_t *ringbuffer[2];
int bps;
int shutdown;
-} JackData;
-
-/*JackData *jd = NULL;*/
+};
-static JackData *newJackData(void)
+static struct jack_data *
+mpd_jack_new(void)
{
- JackData *ret;
+ struct jack_data *ret;
- ret = xcalloc(sizeof(JackData), 1);
+ ret = xcalloc(sizeof(*ret), 1);
ret->name = "mpd";
- ret->ringbuf_sz = 32768;
+ ret->ringbuffer_size = 32768;
return ret;
}
-static void freeJackClient(JackData *jd)
+static void
+mpd_jack_client_free(struct jack_data *jd)
{
assert(jd != NULL);
@@ -84,13 +84,14 @@ static void freeJackClient(JackData *jd)
}
}
-static void freeJackData(JackData *jd)
+static void
+mpd_jack_free(struct jack_data *jd)
{
int i;
assert(jd != NULL);
- freeJackClient(jd);
+ mpd_jack_client_free(jd);
if (strcmp(jd->name, "mpd") != 0)
xfree(jd->name);
@@ -104,16 +105,17 @@ static void freeJackData(JackData *jd)
free(jd);
}
-static void jack_finishDriver(void *data)
+static void
+mpd_jack_finish(void *data)
{
- JackData *jd = data;
- freeJackData(jd);
- DEBUG("disconnect_jack (pid=%d)\n", getpid ());
+ struct jack_data *jd = data;
+ mpd_jack_free(jd);
}
-static int srate(mpd_unused jack_nframes_t rate, void *data)
+static int
+mpd_jack_srate(mpd_unused jack_nframes_t rate, void *data)
{
- JackData *jd = (JackData *)data;
+ struct jack_data *jd = (struct jack_data *)data;
struct audio_format *audioFormat = jd->audio_format;
audioFormat->sample_rate = (int)jack_get_sample_rate(jd->client);
@@ -121,9 +123,10 @@ static int srate(mpd_unused jack_nframes_t rate, void *data)
return 0;
}
-static int process(jack_nframes_t nframes, void *arg)
+static int
+mpd_jack_process(jack_nframes_t nframes, void *arg)
{
- JackData *jd = (JackData *) arg;
+ struct jack_data *jd = (struct jack_data *) arg;
jack_default_audio_sample_t *out;
size_t available;
@@ -149,43 +152,46 @@ static int process(jack_nframes_t nframes, void *arg)
return 0;
}
-static void shutdown_callback(void *arg)
+static void
+mpd_jack_shutdown(void *arg)
{
- JackData *jd = (JackData *) arg;
+ struct jack_data *jd = (struct jack_data *) arg;
jd->shutdown = 1;
}
-static void set_audioformat(JackData *jd, struct audio_format *audioFormat)
+static void
+set_audioformat(struct jack_data *jd, struct audio_format *audio_format)
{
- audioFormat->sample_rate = jack_get_sample_rate(jd->client);
- DEBUG("samplerate = %u\n", audioFormat->sample_rate);
- audioFormat->channels = 2;
- audioFormat->bits = 16;
- jd->bps = audioFormat->channels
+ audio_format->sample_rate = jack_get_sample_rate(jd->client);
+ DEBUG("samplerate = %u\n", audio_format->sample_rate);
+ audio_format->channels = 2;
+ audio_format->bits = 16;
+ jd->bps = audio_format->channels
* sizeof(jack_default_audio_sample_t)
- * audioFormat->sample_rate;
+ * audio_format->sample_rate;
}
-static void error_callback(const char *msg)
+static void
+mpd_jack_error(const char *msg)
{
ERROR("jack: %s\n", msg);
}
static void *
-jack_initDriver(struct audio_output *ao,
- mpd_unused const struct audio_format *audio_format,
- ConfigParam *param)
+mpd_jack_init(struct audio_output *ao,
+ mpd_unused const struct audio_format *audio_format,
+ ConfigParam *param)
{
- JackData *jd;
+ struct jack_data *jd;
BlockParam *bp;
char *endptr;
int val;
char *cp = NULL;
- jd = newJackData();
+ jd = mpd_jack_new();
jd->ao = ao;
- DEBUG("jack_initDriver (pid=%d)\n", getpid());
+ DEBUG("mpd_jack_init (pid=%d)\n", getpid());
if (param == NULL)
return jd;
@@ -219,11 +225,11 @@ jack_initDriver(struct audio_output *ao,
val = strtol(bp->value, &endptr, 10);
if ( errno == 0 && endptr != bp->value) {
- jd->ringbuf_sz = val < 32768 ? 32768 : val;
- DEBUG("ringbuffer_size=%d\n", jd->ringbuf_sz);
+ jd->ringbuffer_size = val < 32768 ? 32768 : val;
+ DEBUG("ringbuffer_size=%d\n", jd->ringbuffer_size);
} else {
FATAL("%s is not a number; ringbuf_size=%d\n",
- bp->value, jd->ringbuf_sz);
+ bp->value, jd->ringbuffer_size);
}
}
@@ -236,12 +242,14 @@ jack_initDriver(struct audio_output *ao,
return jd;
}
-static int jack_testDefault(void)
+static int
+mpd_jack_test_default_device(void)
{
return 0;
}
-static int connect_jack(JackData *jd, struct audio_format *audio_format)
+static int
+mpd_jack_connect(struct jack_data *jd, struct audio_format *audio_format)
{
const char **jports;
char *port_name;
@@ -253,11 +261,10 @@ static int connect_jack(JackData *jd, struct audio_format *audio_format)
return -1;
}
- jack_set_error_function(error_callback);
- jack_set_process_callback(jd->client, process, (void *)jd);
- jack_set_sample_rate_callback(jd->client, (JackProcessCallback)srate,
- (void *)jd);
- jack_on_shutdown(jd->client, shutdown_callback, (void *)jd);
+ jack_set_error_function(mpd_jack_error);
+ jack_set_process_callback(jd->client, mpd_jack_process, jd);
+ jack_set_sample_rate_callback(jd->client, mpd_jack_srate, jd);
+ jack_on_shutdown(jd->client, mpd_jack_shutdown, jd);
if ( jack_activate(jd->client) ) {
ERROR("cannot activate client\n");
@@ -292,8 +299,8 @@ static int connect_jack(JackData *jd, struct audio_format *audio_format)
}
if ( jd->output_ports[1] ) {
- jd->ringbuffer[0] = jack_ringbuffer_create(jd->ringbuf_sz);
- jd->ringbuffer[1] = jack_ringbuffer_create(jd->ringbuf_sz);
+ jd->ringbuffer[0] = jack_ringbuffer_create(jd->ringbuffer_size);
+ jd->ringbuffer[1] = jack_ringbuffer_create(jd->ringbuffer_size);
memset(jd->ringbuffer[0]->buf, 0, jd->ringbuffer[0]->size);
memset(jd->ringbuffer[1]->buf, 0, jd->ringbuffer[1]->size);
@@ -318,53 +325,49 @@ static int connect_jack(JackData *jd, struct audio_format *audio_format)
free(port_name);
}
- DEBUG("connect_jack (pid=%d)\n", getpid());
return 1;
}
-static int jack_openDevice(void *data,
- struct audio_format *audio_format)
+static int
+mpd_jack_open(void *data, struct audio_format *audio_format)
{
- JackData *jd = data;
+ struct jack_data *jd = data;
assert(jd != NULL);
- if (jd->client == NULL && connect_jack(jd, audio_format) < 0) {
- freeJackClient(jd);
+ if (jd->client == NULL && mpd_jack_connect(jd, audio_format) < 0) {
+ mpd_jack_client_free(jd);
return -1;
}
set_audioformat(jd, audio_format);
- DEBUG("jack_openDevice (pid=%d)!\n", getpid ());
return 0;
}
-
-static void jack_closeDevice(mpd_unused void *data)
+static void
+mpd_jack_close(mpd_unused void *data)
{
- /*jack_finishDriver(audioOutput);*/
- DEBUG("jack_closeDevice (pid=%d)\n", getpid());
+ /*mpd_jack_finish(audioOutput);*/
}
-static void jack_dropBufferedAudio (mpd_unused void *data)
+static void
+mpd_jack_cancel (mpd_unused void *data)
{
}
-static int jack_playAudio(void *data,
- const char *buff, size_t size)
+static int
+mpd_jack_play(void *data, const char *buff, size_t size)
{
- JackData *jd = data;
+ struct jack_data *jd = data;
size_t space, space1;
const short *buffer = (const short *) buff;
static const size_t frame_size = sizeof(*buffer) * 2;
jack_default_audio_sample_t sample;
- /*DEBUG("jack_playAudio: (pid=%d)!\n", getpid());*/
-
if (jd->shutdown) {
ERROR("Refusing to play, because there is no client thread.\n");
- freeJackClient(jd);
+ mpd_jack_client_free(jd);
audio_output_closed(jd->ao);
return 0;
}
@@ -408,13 +411,13 @@ static int jack_playAudio(void *data,
const struct audio_output_plugin jackPlugin = {
.name = "jack",
- .test_default_device = jack_testDefault,
- .init = jack_initDriver,
- .finish = jack_finishDriver,
- .open = jack_openDevice,
- .play = jack_playAudio,
- .cancel = jack_dropBufferedAudio,
- .close = jack_closeDevice,
+ .test_default_device = mpd_jack_test_default_device,
+ .init = mpd_jack_init,
+ .finish = mpd_jack_finish,
+ .open = mpd_jack_open,
+ .play = mpd_jack_play,
+ .cancel = mpd_jack_cancel,
+ .close = mpd_jack_close,
};
#else /* HAVE JACK */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-17 09:42:38 +0000