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jack: fail if jack_get_ports() returns NULL

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When jack_get_ports() returns NULL, we cannot have any ports to
connect to, and the device cannot play anything.
This commit is contained in:
Max Kellermann 2009-01-29 23:12:16 +01:00
parent 5bcf415ad0
commit 3baeddbcae
1 changed files with 23 additions and 19 deletions
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42
src/output/jack_plugin.c
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@ -214,8 +214,6 @@ mpd_jack_test_default_device(void)
static int
mpd_jack_connect(struct jack_data *jd, struct audio_format *audio_format)
{
const char **jports;
jd->audio_format = audio_format;
jd->ringbuffer[0] = jack_ringbuffer_create(jd->ringbuffer_size);
@ -253,10 +251,18 @@ mpd_jack_connect(struct jack_data *jd, struct audio_format *audio_format)
return -1;
}
/* hay que buscar que hay */
if (!jd->output_ports[1] &&
(jports = jack_get_ports(jd->client, NULL, NULL,
JackPortIsPhysical | JackPortIsInput))) {
if (jd->output_ports[1] == NULL) {
/* no output ports were configured - ask libjack for
defaults */
const char **jports;
jports = jack_get_ports(jd->client, NULL, NULL,
JackPortIsPhysical | JackPortIsInput);
if (jports == NULL) {
g_warning("no ports found");
return -1;
}
jd->output_ports[0] = g_strdup(jports[0]);
jd->output_ports[1] = g_strdup(jports[1] != NULL
? jports[1] : jports[0]);
@ -265,19 +271,17 @@ mpd_jack_connect(struct jack_data *jd, struct audio_format *audio_format)
free(jports);
}
if ( jd->output_ports[1] ) {
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;
}
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;
}
return 1;