pa_return_val_if_fail(pa_channel_map_compatible(&data->channel_map, &data->sample_spec), -PA_ERR_INVALID);
- /* Don't restore (or save) stream volume for passthrough streams */
+ /* Don't restore (or save) stream volume for passthrough streams and
+ * prevent attenuation/gain */
if (pa_sink_input_new_data_is_passthrough(data)) {
- data->volume_is_set = FALSE;
- data->volume_factor_is_set = FALSE;
+ data->volume_is_set = TRUE;
+ pa_cvolume_reset(&data->volume, data->sample_spec.channels);
+ data->volume_is_absolute = TRUE;
+ data->save_volume = FALSE;
}
if (!data->volume_is_set) {
i->state = PA_SINK_INPUT_UNLINKED;
if (linked && i->sink) {
+ if (pa_sink_input_is_passthrough(i))
+ pa_sink_leave_passthrough(i->sink);
+
/* We might need to update the sink's volume if we are in flat volume mode. */
if (pa_sink_flat_volume_enabled(i->sink))
pa_sink_set_volume(i->sink, NULL, FALSE, FALSE);
if (i->sink->asyncmsgq)
pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_REMOVE_INPUT, i, 0, NULL) == 0);
-
- /* We suspend the monitor if there was a passthrough sink, unsuspend now if required */
- if (pa_sink_input_is_passthrough(i) && i->sink->monitor_source)
- pa_source_suspend(i->sink->monitor_source, FALSE, PA_SUSPEND_PASSTHROUGH);
}
reset_callbacks(i);
set_real_ratio(i, &i->volume);
}
- /* If we're entering passthrough mode, disable the monitor */
- if (pa_sink_input_is_passthrough(i) && i->sink->monitor_source)
- pa_source_suspend(i->sink->monitor_source, TRUE, PA_SUSPEND_PASSTHROUGH);
+ if (pa_sink_input_is_passthrough(i))
+ pa_sink_enter_passthrough(i->sink);
i->thread_info.soft_volume = i->soft_volume;
i->thread_info.muted = i->muted;
if (pa_sink_input_get_state(i) == PA_SINK_INPUT_CORKED)
pa_assert_se(i->sink->n_corked-- >= 1);
+ if (pa_sink_input_is_passthrough(i))
+ pa_sink_leave_passthrough(i->sink);
+
if (pa_sink_flat_volume_enabled(i->sink))
/* We might need to update the sink's volume if we are in flat
* volume mode. */
pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_START_MOVE, i, 0, NULL) == 0);
- /* We suspend the monitor if there was a passthrough sink, unsuspend now if required */
- if (pa_sink_input_is_passthrough(i) && i->sink->monitor_source)
- pa_source_suspend(i->sink->monitor_source, FALSE, PA_SUSPEND_PASSTHROUGH);
-
pa_sink_update_status(i->sink);
pa_cvolume_remap(&i->volume_factor_sink, &i->sink->channel_map, &i->channel_map);
i->sink = NULL;
update_volume_due_to_moving(i, dest);
- pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_FINISH_MOVE, i, 0, NULL) == 0);
+ if (pa_sink_input_is_passthrough(i))
+ pa_sink_enter_passthrough(i->sink);
- /* If we're entering passthrough mode, disable the monitor */
- if (pa_sink_input_is_passthrough(i) && i->sink->monitor_source)
- pa_source_suspend(i->sink->monitor_source, TRUE, PA_SUSPEND_PASSTHROUGH);
+ pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_FINISH_MOVE, i, 0, NULL) == 0);
pa_log_debug("Successfully moved sink input %i to %s.", i->index, dest->name);
return FALSE;
}
+/* Called from main context */
+void pa_sink_enter_passthrough(pa_sink *s) {
+ pa_cvolume volume;
+
+ /* disable the monitor in passthrough mode */
+ if (s->monitor_source)
+ pa_source_suspend(s->monitor_source, TRUE, PA_SUSPEND_PASSTHROUGH);
+
+ /* set the volume to NORM */
+ s->saved_volume = *pa_sink_get_volume(s, TRUE);
+ s->saved_save_volume = s->save_volume;
+
+ pa_cvolume_set(&volume, s->sample_spec.channels, PA_VOLUME_NORM);
+ pa_sink_set_volume(s, &volume, TRUE, FALSE);
+}
+
+/* Called from main context */
+void pa_sink_leave_passthrough(pa_sink *s) {
+ /* Unsuspend monitor */
+ if (s->monitor_source)
+ pa_source_suspend(s->monitor_source, FALSE, PA_SUSPEND_PASSTHROUGH);
+
+ /* Restore sink volume to what it was before we entered passthrough mode */
+ pa_sink_set_volume(s, &s->saved_volume, TRUE, s->saved_save_volume);
+
+ pa_cvolume_init(&s->saved_volume);
+ s->saved_save_volume = FALSE;
+}
+
/* Called from main context. */
static void compute_reference_ratio(pa_sink_input *i) {
unsigned c = 0;
pa_assert(volume || pa_sink_flat_volume_enabled(s));
pa_assert(!volume || volume->channels == 1 || pa_cvolume_compatible(volume, &s->sample_spec));
- /* make sure we don't change the volume when a PASSTHROUGH input is connected */
- if (pa_sink_is_passthrough(s)) {
- /* FIXME: Need to notify client that volume control is disabled */
+ /* make sure we don't change the volume when a PASSTHROUGH input is connected ...
+ * ... *except* if we're being invoked to reset the volume to ensure 0 dB gain */
+ if (pa_sink_is_passthrough(s) && (!volume || !pa_cvolume_is_norm(volume))) {
pa_log_warn("Cannot change volume, Sink is connected to PASSTHROUGH input");
return;
}
pa_bool_t save_volume:1;
pa_bool_t save_muted:1;
+ /* Saved volume state while we're in passthrough mode */
+ pa_cvolume saved_volume;
+ pa_bool_t saved_save_volume:1;
+
pa_asyncmsgq *asyncmsgq;
pa_memchunk silence;
/* Is the sink in passthrough mode? (that is, is there a passthrough sink input
* connected to this sink? */
pa_bool_t pa_sink_is_passthrough(pa_sink *s);
+/* These should be called when a sink enters/leaves passthrough mode */
+void pa_sink_enter_passthrough(pa_sink *s);
+void pa_sink_leave_passthrough(pa_sink *s);
void pa_sink_set_volume(pa_sink *sink, const pa_cvolume *volume, pa_bool_t sendmsg, pa_bool_t save);
const pa_cvolume *pa_sink_get_volume(pa_sink *sink, pa_bool_t force_refresh);