looks good, ack On Tue, Apr 14, 2015 at 2:18 PM, Victor Toso <victort...@redhat.com> wrote:
> Gstaudio rely on sink/src elements to get the volume/mute. > (e.g. pulsesink and pulsesrc, the values are updated by PulseAudio > itself when requested) > --- > gtk/spice-gstaudio.c | 191 > ++++++++++++++++++++++++++++++++++++++++++++++++++- > 1 file changed, 190 insertions(+), 1 deletion(-) > > diff --git a/gtk/spice-gstaudio.c b/gtk/spice-gstaudio.c > index 892028c..33de8e8 100644 > --- a/gtk/spice-gstaudio.c > +++ b/gtk/spice-gstaudio.c > @@ -50,6 +50,16 @@ struct _SpiceGstaudioPrivate { > > static gboolean connect_channel(SpiceAudio *audio, SpiceChannel *channel); > static void channel_weak_notified(gpointer data, GObject > *where_the_object_was); > +static void spice_gstaudio_get_playback_volume_info_async(SpiceAudio > *audio, > + GCancellable *cancellable, SpiceMainChannel *main_channel, > + GAsyncReadyCallback callback, gpointer user_data); > +static gboolean spice_gstaudio_get_playback_volume_info_finish(SpiceAudio > *audio, > + GAsyncResult *res, gboolean *mute, guint8 *nchannels, guint16 > **volume, GError **error); > +static void spice_gstaudio_get_record_volume_info_async(SpiceAudio *audio, > + GCancellable *cancellable, SpiceMainChannel *main_channel, > + GAsyncReadyCallback callback, gpointer user_data); > +static gboolean spice_gstaudio_get_record_volume_info_finish(SpiceAudio > *audio, > + GAsyncResult *res, gboolean *mute, guint8 *nchannels, guint16 > **volume, GError **error); > > static void spice_gstaudio_finalize(GObject *obj) > { > @@ -108,6 +118,10 @@ static void > spice_gstaudio_class_init(SpiceGstaudioClass *klass) > SpiceAudioClass *audio_class = SPICE_AUDIO_CLASS(klass); > > audio_class->connect_channel = connect_channel; > + audio_class->get_playback_volume_info_async = > spice_gstaudio_get_playback_volume_info_async; > + audio_class->get_playback_volume_info_finish = > spice_gstaudio_get_playback_volume_info_finish; > + audio_class->get_record_volume_info_async = > spice_gstaudio_get_record_volume_info_async; > + audio_class->get_record_volume_info_finish = > spice_gstaudio_get_record_volume_info_finish; > > gobject_class->finalize = spice_gstaudio_finalize; > gobject_class->dispose = spice_gstaudio_dispose; > @@ -370,6 +384,7 @@ static void playback_volume_changed(GObject *object, > GParamSpec *pspec, gpointer > g_return_if_fail(nchannels > 0); > > vol = 1.0 * volume[0] / VOLUME_NORMAL; > + SPICE_DEBUG("%s volume changed to %u (%0.2f)", __func__, volume[0], > 100*vol); > > if (GST_IS_BIN(p->playback.sink)) > e = gst_bin_get_by_interface(GST_BIN(p->playback.sink), > GST_TYPE_STREAM_VOLUME); > @@ -395,7 +410,7 @@ static void playback_mute_changed(GObject *object, > GParamSpec *pspec, gpointer d > return; > > g_object_get(object, "mute", &mute, NULL); > - SPICE_DEBUG("playback mute changed %u", mute); > + SPICE_DEBUG("%s mute changed to %u", __func__, mute); > > if (GST_IS_BIN(p->playback.sink)) > e = gst_bin_get_by_interface(GST_BIN(p->playback.sink), > GST_TYPE_STREAM_VOLUME); > @@ -428,6 +443,7 @@ static void record_volume_changed(GObject *object, > GParamSpec *pspec, gpointer d > g_return_if_fail(nchannels > 0); > > vol = 1.0 * volume[0] / VOLUME_NORMAL; > + SPICE_DEBUG("%s volume changed to %u (%0.2f)", __func__, volume[0], > 100*vol); > > /* TODO directsoundsrc doesn't support IDirectSoundBuffer_SetVolume */ > /* TODO pulsesrc doesn't support volume property, it's all coming! */ > @@ -456,6 +472,7 @@ static void record_mute_changed(GObject *object, > GParamSpec *pspec, gpointer dat > return; > > g_object_get(object, "mute", &mute, NULL); > + SPICE_DEBUG("%s mute changed to %u", __func__, mute); > > if (GST_IS_BIN(p->record.src)) > e = gst_bin_get_by_interface(GST_BIN(p->record.src), > GST_TYPE_STREAM_VOLUME); > @@ -543,3 +560,175 @@ SpiceGstaudio *spice_gstaudio_new(SpiceSession > *session, GMainContext *context, > > return gstaudio; > } > + > +static void spice_gstaudio_get_playback_volume_info_async(SpiceAudio > *audio, > + GCancellable > *cancellable, > + > SpiceMainChannel *main_channel, > + > GAsyncReadyCallback callback, > + gpointer > user_data) > +{ > + GSimpleAsyncResult *simple; > + > + simple = g_simple_async_result_new(G_OBJECT(audio), > + callback, > + user_data, > + > spice_gstaudio_get_playback_volume_info_async); > + g_simple_async_result_set_check_cancellable (simple, cancellable); > + > + g_simple_async_result_set_op_res_gboolean(simple, TRUE); > + g_simple_async_result_complete_in_idle(simple); > +} > + > +static gboolean spice_gstaudio_get_playback_volume_info_finish(SpiceAudio > *audio, > + > GAsyncResult *res, > + gboolean > *mute, > + guint8 > *nchannels, > + guint16 > **volume, > + GError > **error) > +{ > + SpiceGstaudioPrivate *p = SPICE_GSTAUDIO(audio)->priv; > + GstElement *e; > + gboolean lmute; > + gdouble vol; > + gboolean fake_channel = FALSE; > + GSimpleAsyncResult *simple = (GSimpleAsyncResult *) res; > + > + g_return_val_if_fail(g_simple_async_result_is_valid(res, > + G_OBJECT(audio), spice_gstaudio_get_playback_volume_info_async), > FALSE); > + > + if (g_simple_async_result_propagate_error(simple, error)) { > + return FALSE; > + } > + > + if (p->playback.sink == NULL || p->playback.channels == 0) { > + SPICE_DEBUG("%s PlaybackChannel not created yet, force start", > __func__); > + /* In order to get system volume, we start the pipeline */ > + playback_start(NULL, SPICE_AUDIO_FMT_S16, 2, 48000, audio); > + fake_channel = TRUE; > + } > + > + if (GST_IS_BIN(p->playback.sink)) > + e = gst_bin_get_by_interface(GST_BIN(p->playback.sink), > GST_TYPE_STREAM_VOLUME); > + else > + e = g_object_ref(p->playback.sink); > + > + if (GST_IS_STREAM_VOLUME(e)) { > + vol = gst_stream_volume_get_volume(GST_STREAM_VOLUME(e), > GST_STREAM_VOLUME_FORMAT_CUBIC); > + lmute = gst_stream_volume_get_mute(GST_STREAM_VOLUME(e)); > + } else { > + g_object_get(e, > + "volume", &vol, > + "mute", &lmute, NULL); > + } > + g_object_unref(e); > + > + if (fake_channel) { > + SPICE_DEBUG("%s Stop faked PlaybackChannel", __func__); > + playback_stop(NULL, audio); > + } > + > + if (mute != NULL) { > + *mute = lmute; > + } > + > + if (nchannels != NULL) { > + *nchannels = p->playback.channels; > + } > + > + if (volume != NULL) { > + gint i; > + *volume = g_new(guint16, p->playback.channels); > + for (i = 0; i < p->playback.channels; i++) { > + (*volume)[i] = (guint16) (vol * VOLUME_NORMAL); > + SPICE_DEBUG("(playback) volume at %d is %u (%0.2f%%)", i, > (*volume)[i], 100*vol); > + } > + } > + > + return g_simple_async_result_get_op_res_gboolean(simple); > +} > + > +static void spice_gstaudio_get_record_volume_info_async(SpiceAudio *audio, > + GCancellable > *cancellable, > + SpiceMainChannel > *main_channel, > + > GAsyncReadyCallback callback, > + gpointer > user_data) > +{ > + GSimpleAsyncResult *simple; > + > + simple = g_simple_async_result_new(G_OBJECT(audio), > + callback, > + user_data, > + > spice_gstaudio_get_record_volume_info_async); > + g_simple_async_result_set_check_cancellable (simple, cancellable); > + > + g_simple_async_result_set_op_res_gboolean(simple, TRUE); > + g_simple_async_result_complete_in_idle(simple); > +} > + > +static gboolean spice_gstaudio_get_record_volume_info_finish(SpiceAudio > *audio, > + GAsyncResult > *res, > + gboolean > *mute, > + guint8 > *nchannels, > + guint16 > **volume, > + GError > **error) > +{ > + SpiceGstaudioPrivate *p = SPICE_GSTAUDIO(audio)->priv; > + GstElement *e; > + gboolean lmute; > + gdouble vol; > + gboolean fake_channel = FALSE; > + GSimpleAsyncResult *simple = (GSimpleAsyncResult *) res; > + > + g_return_val_if_fail(g_simple_async_result_is_valid(res, > + G_OBJECT(audio), spice_gstaudio_get_record_volume_info_async), > FALSE); > + > + if (g_simple_async_result_propagate_error(simple, error)) { > + return FALSE; > + } > + > + if (p->record.src == NULL || p->record.channels == 0) { > + SPICE_DEBUG("%s RecordChannel not created yet, force start", > __func__); > + /* In order to get system volume, we start the pipeline */ > + record_start(NULL, SPICE_AUDIO_FMT_S16, 2, 48000, audio); > + fake_channel = TRUE; > + } > + > + if (GST_IS_BIN(p->record.src)) > + e = gst_bin_get_by_interface(GST_BIN(p->record.src), > GST_TYPE_STREAM_VOLUME); > + else > + e = g_object_ref(p->record.src); > + > + if (GST_IS_STREAM_VOLUME(e)) { > + vol = gst_stream_volume_get_volume(GST_STREAM_VOLUME(e), > GST_STREAM_VOLUME_FORMAT_CUBIC); > + lmute = gst_stream_volume_get_mute(GST_STREAM_VOLUME(e)); > + } else { > + g_object_get(e, > + "volume", &vol, > + "mute", &lmute, NULL); > + } > + g_object_unref(e); > + > + if (fake_channel) { > + SPICE_DEBUG("%s Stop faked RecordChannel", __func__); > + record_stop(SPICE_GSTAUDIO(audio)); > + } > + > + if (mute != NULL) { > + *mute = lmute; > + } > + > + if (nchannels != NULL) { > + *nchannels = p->record.channels; > + } > + > + if (volume != NULL) { > + gint i; > + *volume = g_new(guint16, p->record.channels); > + for (i = 0; i < p->record.channels; i++) { > + (*volume)[i] = (guint16) (vol * VOLUME_NORMAL); > + SPICE_DEBUG("(record) volume at %d is %u (%0.2f%%)", i, > (*volume)[i], 100*vol); > + } > + } > + > + return g_simple_async_result_get_op_res_gboolean(simple); > +} > -- > 2.1.0 > > _______________________________________________ > Spice-devel mailing list > Spice-devel@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/spice-devel > -- Marc-André Lureau
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