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authorManuel Bachmann <manuel.bachmann@iot.bzh>2016-05-30 09:16:45 +0200
committerManuel Bachmann <manuel.bachmann@iot.bzh>2016-05-30 09:16:45 +0200
commitf12eaa538c0d2d7a28ab1ed71368b18b7c649a3d (patch)
tree61b601aa605e656d7b38538c8ba5093654f0ad1f /plugins/audio/audio-pulse.c
parentf5c013e32d1c8ee931bec45cee7bc04c5d536d50 (diff)
Fix PulseAudio refreshing, volume APIs
Refreshing PulseAudio info may have failed due to mainloops vanishing or conflicting. Volume values are now set/get as % values, as with the ALSA backend. Signed-off-by: Manuel Bachmann <manuel.bachmann@iot.bzh>
Diffstat (limited to 'plugins/audio/audio-pulse.c')
-rw-r--r--plugins/audio/audio-pulse.c37
1 files changed, 29 insertions, 8 deletions
diff --git a/plugins/audio/audio-pulse.c b/plugins/audio/audio-pulse.c
index 739b3774..a19e928b 100644
--- a/plugins/audio/audio-pulse.c
+++ b/plugins/audio/audio-pulse.c
@@ -61,13 +61,12 @@ unsigned char _pulse_init (const char *name, audioCtxHandleT *ctx) {
while (tv_now.tv_sec - tv_start.tv_sec <= 2) {
pa_mainloop_iterate (pa_loop, 0, &ret);
- if (ret == -1) {
- fprintf (stderr, "Stopping PulseAudio backend...\n");
+ if (ret == -1) { /* generic error */
+ fprintf (stderr, "Stopping PulseAudio backend...\n");
return 0;
}
- /* 0 and >100 are returned by PulseAudio itself */
- if ((ret > 0)&&(ret < 100)) {
+ if ((ret > 0)&&(ret < 100)) { /* 0 and >100 are PulseAudio codes */
/* found a matching sink from callback */
fprintf (stderr, "Success : using sink n.%d\n", ret-1);
ctx->audio_dev = (void*)dev_ctx_p[ret-1];
@@ -168,7 +167,7 @@ unsigned int _pulse_get_volume (audioCtxHandleT *ctx, unsigned int channel) {
_pulse_refresh_sink (dev_ctx_p_c);
- return dev_ctx_p_c->volume.values[channel];
+ return (dev_ctx_p_c->volume.values[channel]*100)/PA_VOLUME_NORM;
}
void _pulse_set_volume (audioCtxHandleT *ctx, unsigned int channel, unsigned int vol) {
@@ -180,7 +179,7 @@ void _pulse_set_volume (audioCtxHandleT *ctx, unsigned int channel, unsigned int
return;
volume = dev_ctx_p_c->volume;
- volume.values[channel] = vol;
+ volume.values[channel] = (vol*PA_VOLUME_NORM)/100;
pa_context_set_sink_volume_by_name (dev_ctx_p_c->pa_context, dev_ctx_p_c->sink_name,
&volume, NULL, NULL);
@@ -231,10 +230,23 @@ void _pulse_set_mute (audioCtxHandleT *ctx, unsigned char mute) {
void _pulse_refresh_sink (dev_ctx_pulse_T* dev_ctx_p_c) {
+ pa_mainloop_api *pa_api;
+
+ dev_ctx_p_c->pa_loop = pa_mainloop_new ();
+ pa_api = pa_mainloop_get_api (dev_ctx_p_c->pa_loop);
+ dev_ctx_p_c->pa_context = pa_context_new (pa_api, "afb-audio-plugin");
+
dev_ctx_p_c->refresh = 1;
- pa_context_get_sink_info_by_name (dev_ctx_p_c->pa_context, dev_ctx_p_c->sink_name,
- _pulse_sink_info_cb, (void*)dev_ctx_p_c);
+ switch (pa_context_get_state (dev_ctx_p_c->pa_context)) {
+ case PA_CONTEXT_READY:
+ pa_context_get_sink_info_by_name (dev_ctx_p_c->pa_context,
+ dev_ctx_p_c->sink_name,
+ _pulse_sink_info_cb, (void*)dev_ctx_p_c);
+ break;
+ default:
+ return;
+ }
while (dev_ctx_p_c->refresh)
pa_mainloop_iterate (dev_ctx_p_c->pa_loop, 0, NULL);
@@ -348,6 +360,9 @@ void _pulse_context_cb (pa_context *context, void *data) {
if (state == PA_CONTEXT_FAILED) {
fprintf (stderr, "Could not connect to PulseAudio !\n");
pa_mainloop_quit (dev_ctx_p_t->pa_loop, -1);
+ pa_context_disconnect (dev_ctx_p_t->pa_context);
+ pa_context_unref (dev_ctx_p_t->pa_context);
+ pa_mainloop_free (dev_ctx_p_t->pa_loop);
}
if (state == PA_CONTEXT_READY)
@@ -384,6 +399,9 @@ void _pulse_sink_list_cb (pa_context *context, const pa_sink_info *info,
fprintf (stderr, "Found matching sink : %s\n", info->name);
/* we return num+1 because '0' is already used */
pa_mainloop_quit (dev_ctx_p_t->pa_loop, num+1);
+ pa_context_disconnect (dev_ctx_p_t->pa_context);
+ pa_context_unref (dev_ctx_p_t->pa_context);
+ pa_mainloop_free (dev_ctx_p_t->pa_loop);
}
}
/* it did not, ignore and return */
@@ -419,6 +437,9 @@ void _pulse_sink_list_cb (pa_context *context, const pa_sink_info *info,
fprintf (stderr, "Found matching sink : %s\n", info->name);
/* we return num+1 because '0' is already used */
pa_mainloop_quit (dev_ctx_p_t->pa_loop, num+1);
+ pa_context_disconnect (dev_ctx_p_t->pa_context);
+ pa_context_unref (dev_ctx_p_t->pa_context);
+ pa_mainloop_free (dev_ctx_p_t->pa_loop);
}
}
}