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-rw-r--r--src/output/jack_plugin.c68
1 files changed, 32 insertions, 36 deletions
diff --git a/src/output/jack_plugin.c b/src/output/jack_plugin.c
index 0159aa633..426b693ac 100644
--- a/src/output/jack_plugin.c
+++ b/src/output/jack_plugin.c
@@ -36,6 +36,10 @@
static const size_t sample_size = sizeof(jack_default_audio_sample_t);
+static const char *const port_names[2] = {
+ "left", "right",
+};
+
struct jack_data {
struct audio_output *ao;
@@ -71,14 +75,11 @@ mpd_jack_client_free(struct jack_data *jd)
jd->client = NULL;
}
- if (jd->ringbuffer[0] != NULL) {
- jack_ringbuffer_free(jd->ringbuffer[0]);
- jd->ringbuffer[0] = NULL;
- }
-
- if (jd->ringbuffer[1] != NULL) {
- jack_ringbuffer_free(jd->ringbuffer[1]);
- jd->ringbuffer[1] = NULL;
+ for (unsigned i = 0; i < G_N_ELEMENTS(jd->ringbuffer); ++i) {
+ if (jd->ringbuffer[i] != NULL) {
+ jack_ringbuffer_free(jd->ringbuffer[i]);
+ jd->ringbuffer[i] = NULL;
+ }
}
}
@@ -123,7 +124,7 @@ mpd_jack_process(jack_nframes_t nframes, void *arg)
if (nframes <= 0)
return 0;
- for (unsigned i = 0; i < 2; ++i) {
+ for (unsigned i = 0; i < G_N_ELEMENTS(jd->ringbuffer); ++i) {
available = jack_ringbuffer_read_space(jd->ringbuffer[i]);
assert(available % sample_size == 0);
available /= sample_size;
@@ -216,8 +217,9 @@ mpd_jack_connect(struct jack_data *jd, struct audio_format *audio_format)
{
jd->audio_format = audio_format;
- jd->ringbuffer[0] = jack_ringbuffer_create(jd->ringbuffer_size);
- jd->ringbuffer[1] = jack_ringbuffer_create(jd->ringbuffer_size);
+ for (unsigned i = 0; i < G_N_ELEMENTS(jd->ringbuffer); ++i)
+ jd->ringbuffer[i] =
+ jack_ringbuffer_create(jd->ringbuffer_size);
jd->shutdown = false;
@@ -230,20 +232,15 @@ mpd_jack_connect(struct jack_data *jd, struct audio_format *audio_format)
jack_set_sample_rate_callback(jd->client, mpd_jack_srate, jd);
jack_on_shutdown(jd->client, mpd_jack_shutdown, jd);
- jd->ports[0] = jack_port_register(jd->client, "left",
- JACK_DEFAULT_AUDIO_TYPE,
- JackPortIsOutput, 0);
- if ( !jd->ports[0] ) {
- g_warning("Cannot register left output port.");
- return -1;
- }
-
- jd->ports[1] = jack_port_register(jd->client, "right",
- JACK_DEFAULT_AUDIO_TYPE,
- JackPortIsOutput, 0);
- if ( !jd->ports[1] ) {
- g_warning("Cannot register right output port.");
- return -1;
+ for (unsigned i = 0; i < G_N_ELEMENTS(jd->ports); ++i) {
+ jd->ports[i] = jack_port_register(jd->client, port_names[i],
+ JACK_DEFAULT_AUDIO_TYPE,
+ JackPortIsOutput, 0);
+ if (jd->ports[i] == NULL) {
+ g_warning("Cannot register %s output port.",
+ port_names[i]);
+ return -1;
+ }
}
if ( jack_activate(jd->client) ) {
@@ -271,17 +268,16 @@ mpd_jack_connect(struct jack_data *jd, struct audio_format *audio_format)
free(jports);
}
- if ( (jack_connect(jd->client, jack_port_name(jd->ports[0]),
- jd->output_ports[0])) != 0 ) {
- g_warning("%s is not a valid Jack Client / Port",
- jd->output_ports[0]);
- return -1;
- }
- if ( (jack_connect(jd->client, jack_port_name(jd->ports[0]),
- jd->output_ports[1])) != 0 ) {
- g_warning("%s is not a valid Jack Client / Port",
- jd->output_ports[1]);
- return -1;
+ for (unsigned i = 0; i < G_N_ELEMENTS(jd->ports); ++i) {
+ int ret;
+
+ ret = jack_connect(jd->client, jack_port_name(jd->ports[i]),
+ jd->output_ports[i]);
+ if (ret != 0) {
+ g_warning("%s is not a valid Jack Client / Port",
+ jd->output_ports[i]);
+ return -1;
+ }
}
return 1;