oysteikt/mpd
0
0
Fork 0
Code Issues Pull Requests Releases Activity

José Anarch: JACK updates

Browse Source 
git-svn-id: https://svn.musicpd.org/mpd/trunk@5267 09075e82-0dd4-0310-85a5-a0d7c8717e4f
This commit is contained in:
Avuton Olrich
2007-01-20 21:04:32 +00:00
parent 51d7ab021c
commit d7e3b80f62
1 changed files with 63 additions and 40 deletions
Download Patch File Download Diff File Expand all files Collapse all files

85
src/audioOutputs/audioOutput_jack.c
View File

@@ -15,7 +15,6 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "../audioOutput.h"
#ifdef HAVE_JACK
@@ -61,6 +60,25 @@ static JackData *newJackData(void)
return ret;
}
static void freeJackData(AudioOutput *audioOutput)
{
JackData *jd = audioOutput->data;
if (jd) {
if (jd->ringbuffer[0])
jack_ringbuffer_free(jd->ringbuffer[0]);
if (jd->ringbuffer[1])
jack_ringbuffer_free(jd->ringbuffer[1]);
if (jd->samples1)
free(jd->samples1);
if (jd->samples2)
free(jd->samples2);
free(jd);
audioOutput->data = NULL;
}
}
static void jack_finishDriver(AudioOutput *audioOutput)
{
JackData *jd = audioOutput->data;
@@ -84,18 +102,7 @@ static void jack_finishDriver(AudioOutput * audioOutput)
output_ports[i] = NULL;
}
if (jd) {
if (jd->ringbuffer[0])
jack_ringbuffer_free(jd->ringbuffer[0]);
if (jd->ringbuffer[1])
jack_ringbuffer_free(jd->ringbuffer[1]);
if (jd->samples1)
free(jd->samples1);
if (jd->samples2)
free(jd->samples2);
free(jd);
audioOutput->data = NULL;
}
freeJackData(audioOutput);
}
static int srate(jack_nframes_t rate, void *data)
@@ -127,10 +134,13 @@ static int process(jack_nframes_t nframes, void *arg)
avail_frames = avail_data / sizeof(jack_default_audio_sample_t);
if (avail_frames > nframes) {
avail_frames = nframes;
avail_data = nframes * sizeof(jack_default_audio_sample_t);
avail_data = nframes
* sizeof(jack_default_audio_sample_t);
}
jack_ringbuffer_read(jd->ringbuffer[0], (char *)out[0], avail_data);
jack_ringbuffer_read(jd->ringbuffer[1], (char *)out[1], avail_data);
jack_ringbuffer_read(jd->ringbuffer[0], (char *)out[0],
avail_data);
jack_ringbuffer_read(jd->ringbuffer[1], (char *)out[1],
avail_data);
if (avail_frames < nframes) {
jd->our_xrun = 1;
@@ -163,9 +173,9 @@ static void set_audioformat(AudioOutput *audioOutput)
ERROR ("samplerate = %d\n", audioFormat->sampleRate);
audioFormat->channels = 2;
audioFormat->bits = 16;
jd->bps = audioFormat->channels *
audioFormat->channels *
audioFormat->sampleRate;
jd->bps = audioFormat->channels
* sizeof(jack_default_audio_sample_t)*8
* audioFormat->sampleRate;
}
static void error_callback(const char *msg)
@@ -242,6 +252,7 @@ static int connect_jack(AudioOutput *audioOutput)
if ( (jd->client = jack_client_new(name)) == NULL ) {
ERROR("jack server not running?\n");
freeJackData(audioOutput);
return -1;
}
@@ -253,6 +264,7 @@ static int connect_jack(AudioOutput *audioOutput)
if ( jack_activate(jd->client) ) {
ERROR("cannot activate client");
freeJackData(audioOutput);
return -1;
}
@@ -261,6 +273,7 @@ static int connect_jack(AudioOutput *audioOutput)
JackPortIsOutput, 0);
if ( !jd->ports[0] ) {
ERROR("Cannot register left output port.\n");
freeJackData(audioOutput);
return -1;
}
@@ -269,6 +282,7 @@ static int connect_jack(AudioOutput *audioOutput)
JackPortIsOutput, 0);
if ( !jd->ports[1] ) {
ERROR("Cannot register right output port.\n");
freeJackData(audioOutput);
return -1;
}
@@ -292,18 +306,20 @@ static int connect_jack(AudioOutput *audioOutput)
port_name = xmalloc(sizeof(char)*(7+strlen(name)));
sprintf(port_name, "%s:left", name);
if ( (jack_connect(jd->client, port_name, output_ports[0])) != 0 ) {
ERROR("%s is not a valid Jack Client / Port ", output_ports[0]);
jack_ringbuffer_free(jd->ringbuffer[0]);
jack_ringbuffer_free(jd->ringbuffer[1]);
if ( (jack_connect(jd->client, port_name,
output_ports[0])) != 0 ) {
ERROR("%s is not a valid Jack Client / Port ",
output_ports[0]);
freeJackData(audioOutput);
free(port_name);
return -1;
}
sprintf(port_name, "%s:right", name);
if ( (jack_connect(jd->client, port_name, output_ports[1])) != 0 ) {
ERROR("%s is not a valid Jack Client / Port ", output_ports[1]);
jack_ringbuffer_free(jd->ringbuffer[0]);
jack_ringbuffer_free(jd->ringbuffer[1]);
if ( (jack_connect(jd->client, port_name,
output_ports[1])) != 0 ) {
ERROR("%s is not a valid Jack Client / Port ",
output_ports[1]);
freeJackData(audioOutput);
free(port_name);
return -1;
}
@@ -324,7 +340,8 @@ static int jack_openDevice(AudioOutput *audioOutput)
audioOutput->data = jd;
if (connect_jack(audioOutput) < 0) {
jack_finishDriver(audioOutput);
freeJackData(audioOutput);
audioOutput->open = 0;
return -1;
}
}
@@ -339,6 +356,7 @@ static int jack_openDevice(AudioOutput *audioOutput)
static void jack_closeDevice(AudioOutput * audioOutput)
{
/*jack_finishDriver(audioOutput);*/
audioOutput->open = 0;
ERROR("jack_closeDevice (pid=%d)!\n", getpid());
}
@@ -359,6 +377,8 @@ static int jack_playAudio(AudioOutput * audioOutput, char *buff, int size)
if ( jd->shutdown ) {
ERROR("Refusing to play, because there is no client thread.\n");
freeJackData(audioOutput);
audioOutput->open = 0;
return 0;
}
@@ -381,8 +401,10 @@ static int jack_playAudio(AudioOutput * audioOutput, char *buff, int size)
/* primero convierto todo el buffer al formato que usa jack */
for (i=0; i<size/4; i++) {
*(jd->samples1 + i) = (jack_default_audio_sample_t) *(buffer++) / 32768;
*(jd->samples2 + i) = (jack_default_audio_sample_t) *(buffer++) / 32768;
*(jd->samples1 + i) =
(jack_default_audio_sample_t) *(buffer++) / 32768;
*(jd->samples2 + i) =
(jack_default_audio_sample_t) *(buffer++) / 32768;
}
samples1=(char *)jd->samples1;
@@ -399,7 +421,8 @@ static int jack_playAudio(AudioOutput * audioOutput, char *buff, int size)
samples2 += space;
} else {
/*ERROR("\t space=%d\n", space);*/
usleep(ringbuf_sz/(float)(jd->bps) * 100000.0);
usleep(3*(ringbuf_sz-space)/((float)(jd->bps))
* 1000000.0);
}
}