static void sink_input_free(pa_object *o);
static void set_real_ratio(pa_sink_input *i, const pa_cvolume *v);
+static int check_passthrough_connection(pa_sink_input_flags_t flags, pa_sink *dest) {
+
+ if (dest->flags & PA_SINK_PASSTHROUGH) {
+
+ if (pa_idxset_size(dest->inputs) > 0) {
+
+ pa_sink_input *alt_i;
+ uint32_t idx;
+
+ alt_i = pa_idxset_first(dest->inputs, &idx);
+
+ /* only need to check the first input is not PASSTHROUGH */
+ if (alt_i->flags & PA_SINK_INPUT_PASSTHROUGH) {
+ pa_log_warn("Sink is already connected to PASSTHROUGH input");
+ return -PA_ERR_BUSY;
+ }
+
+ /* Current inputs are PCM, check new input is not PASSTHROUGH */
+ if (flags & PA_SINK_INPUT_PASSTHROUGH) {
+ pa_log_warn("Sink is already connected, cannot accept new PASSTHROUGH INPUT");
+ return -PA_ERR_BUSY;
+ }
+ }
+
+ } else {
+ if (flags & PA_SINK_INPUT_PASSTHROUGH) {
+ pa_log_warn("Cannot connect PASSTHROUGH sink input to sink without PASSTHROUGH capabilities");
+ return -PA_ERR_INVALID;
+ }
+ }
+ return PA_OK;
+}
+
pa_sink_input_new_data* pa_sink_input_new_data_init(pa_sink_input_new_data *data) {
pa_assert(data);
pa_zero(*data);
data->resample_method = PA_RESAMPLER_INVALID;
data->proplist = pa_proplist_new();
+ data->volume_writable = TRUE;
return data;
}
void pa_sink_input_new_data_set_volume(pa_sink_input_new_data *data, const pa_cvolume *volume) {
pa_assert(data);
+ pa_assert(data->volume_writable);
if ((data->volume_is_set = !!volume))
data->volume = *volume;
if (data->client)
pa_proplist_update(data->proplist, PA_UPDATE_MERGE, data->client->proplist);
+ if (data->origin_sink && (data->origin_sink->flags & PA_SINK_SHARE_VOLUME_WITH_MASTER))
+ data->volume_writable = FALSE;
+
if ((r = pa_hook_fire(&core->hooks[PA_CORE_HOOK_SINK_INPUT_NEW], data)) < 0)
return r;
pa_return_val_if_fail(PA_SINK_IS_LINKED(pa_sink_get_state(data->sink)), -PA_ERR_BADSTATE);
pa_return_val_if_fail(!data->sync_base || (data->sync_base->sink == data->sink && pa_sink_input_get_state(data->sync_base) == PA_SINK_INPUT_CORKED), -PA_ERR_INVALID);
+ r = check_passthrough_connection(data->flags, data->sink);
+ pa_return_val_if_fail(r == PA_OK, r);
+
if (!data->sample_spec_is_set)
data->sample_spec = data->sink->sample_spec;
!pa_sample_spec_equal(&data->sample_spec, &data->sink->sample_spec) ||
!pa_channel_map_equal(&data->channel_map, &data->sink->channel_map)) {
- if (!(resampler = pa_resampler_new(
- core->mempool,
- &data->sample_spec, &data->channel_map,
- &data->sink->sample_spec, &data->sink->channel_map,
- data->resample_method,
- ((data->flags & PA_SINK_INPUT_VARIABLE_RATE) ? PA_RESAMPLER_VARIABLE_RATE : 0) |
- ((data->flags & PA_SINK_INPUT_NO_REMAP) ? PA_RESAMPLER_NO_REMAP : 0) |
- (core->disable_remixing || (data->flags & PA_SINK_INPUT_NO_REMIX) ? PA_RESAMPLER_NO_REMIX : 0) |
- (core->disable_lfe_remixing ? PA_RESAMPLER_NO_LFE : 0)))) {
- pa_log_warn("Unsupported resampling operation.");
- return -PA_ERR_NOTSUPPORTED;
- }
+ /* Note: for passthrough content we need to adjust the output rate to that of the current sink-input */
+ if (!(data->flags & PA_SINK_INPUT_PASSTHROUGH)) /* no resampler for passthrough content */
+ if (!(resampler = pa_resampler_new(
+ core->mempool,
+ &data->sample_spec, &data->channel_map,
+ &data->sink->sample_spec, &data->sink->channel_map,
+ data->resample_method,
+ ((data->flags & PA_SINK_INPUT_VARIABLE_RATE) ? PA_RESAMPLER_VARIABLE_RATE : 0) |
+ ((data->flags & PA_SINK_INPUT_NO_REMAP) ? PA_RESAMPLER_NO_REMAP : 0) |
+ (core->disable_remixing || (data->flags & PA_SINK_INPUT_NO_REMIX) ? PA_RESAMPLER_NO_REMIX : 0) |
+ (core->disable_lfe_remixing ? PA_RESAMPLER_NO_LFE : 0)))) {
+ pa_log_warn("Unsupported resampling operation.");
+ return -PA_ERR_NOTSUPPORTED;
+ }
}
i = pa_msgobject_new(pa_sink_input);
i->driver = pa_xstrdup(pa_path_get_filename(data->driver));
i->module = data->module;
i->sink = data->sink;
+ i->origin_sink = data->origin_sink;
i->client = data->client;
i->requested_resample_method = data->resample_method;
i->sample_spec = data->sample_spec;
i->channel_map = data->channel_map;
- if ((i->sink->flags & PA_SINK_FLAT_VOLUME) && !data->volume_is_absolute) {
+ if (!data->volume_is_absolute && pa_sink_flat_volume_enabled(i->sink)) {
pa_cvolume remapped;
/* When the 'absolute' bool is not set then we'll treat the volume
i->real_ratio = i->reference_ratio = data->volume;
pa_cvolume_reset(&i->soft_volume, i->sample_spec.channels);
pa_cvolume_reset(&i->real_ratio, i->sample_spec.channels);
+ i->volume_writable = data->volume_writable;
i->save_volume = data->save_volume;
i->save_sink = data->save_sink;
i->save_muted = data->save_muted;
for (ssync = i->sync_next; ssync; ssync = ssync->sync_next)
pa_hook_fire(&i->core->hooks[PA_CORE_HOOK_SINK_INPUT_STATE_CHANGED], ssync);
+
+ if (PA_SINK_INPUT_IS_LINKED(state))
+ pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index);
}
pa_sink_update_status(i->sink);
/* Called from main context */
void pa_sink_input_unlink(pa_sink_input *i) {
pa_bool_t linked;
- pa_source_output *o, *p = NULL;
+ pa_source_output *o, *p = NULL;
pa_assert(i);
pa_assert_ctl_context();
if (linked && i->sink) {
/* We might need to update the sink's volume if we are in flat volume mode. */
- if (i->sink->flags & PA_SINK_FLAT_VOLUME)
+ if (pa_sink_flat_volume_enabled(i->sink))
pa_sink_set_volume(i->sink, NULL, FALSE, FALSE);
if (i->sink->asyncmsgq)
i->state = state;
/* We might need to update the sink's volume if we are in flat volume mode. */
- if (i->sink->flags & PA_SINK_FLAT_VOLUME)
+ if (pa_sink_flat_volume_enabled(i->sink))
pa_sink_set_volume(i->sink, NULL, FALSE, i->save_volume);
- else
+ else {
+ if (i->origin_sink && (i->origin_sink->flags & PA_SINK_SHARE_VOLUME_WITH_MASTER)) {
+ pa_assert(pa_cvolume_is_norm(&i->volume));
+ pa_assert(pa_cvolume_is_norm(&i->reference_ratio));
+ }
+
set_real_ratio(i, &i->volume);
+ }
i->thread_info.soft_volume = i->soft_volume;
i->thread_info.muted = i->muted;
pa_memchunk rchunk;
pa_resampler_run(i->thread_info.resampler, &wchunk, &rchunk);
- if (nvfs) {
- pa_memchunk_make_writable(&rchunk, 0);
- pa_volume_memchunk(&rchunk, &i->sink->sample_spec, &i->volume_factor_sink);
- }
-
/* pa_log_debug("pushing %lu", (unsigned long) rchunk.length); */
if (rchunk.memblock) {
+
+ if (nvfs) {
+ pa_memchunk_make_writable(&rchunk, 0);
+ pa_volume_memchunk(&rchunk, &i->sink->sample_spec, &i->volume_factor_sink);
+ }
+
pa_memblockq_push_align(i->thread_info.render_memblockq, &rchunk);
pa_memblock_unref(rchunk.memblock);
}
/* We were asked to drop all buffered data, and rerequest new
* data from implementor the next time push() is called */
- pa_memblockq_flush_write(i->thread_info.render_memblockq);
+ pa_memblockq_flush_write(i->thread_info.render_memblockq, TRUE);
} else if (i->thread_info.rewrite_nbytes > 0) {
size_t max_rewrite, amount;
if (usec != (pa_usec_t) -1) {
pa_usec_t min_latency, max_latency;
pa_sink_get_latency_range(i->sink, &min_latency, &max_latency);
- usec = PA_CLAMP(usec, min_latency, max_latency);
+ usec = PA_CLAMP(usec, min_latency, max_latency);
}
}
return i->thread_info.requested_sink_latency;
}
-/* Called from main context */
-static void set_real_ratio(pa_sink_input *i, const pa_cvolume *v) {
- pa_sink_input_assert_ref(i);
- pa_assert_ctl_context();
- pa_assert(PA_SINK_INPUT_IS_LINKED(i->state));
- pa_assert(!v || pa_cvolume_compatible(v, &i->sample_spec));
-
- /* This basically calculates:
- *
- * i->real_ratio := v
- * i->soft_volume := i->real_ratio * i->volume_factor */
-
- if (v)
- i->real_ratio = *v;
- else
- pa_cvolume_reset(&i->real_ratio, i->sample_spec.channels);
-
- pa_sw_cvolume_multiply(&i->soft_volume, &i->real_ratio, &i->volume_factor);
- /* We don't copy the data to the thread_info data. That's left for someone else to do */
-}
-
/* Called from main context */
void pa_sink_input_set_volume(pa_sink_input *i, const pa_cvolume *volume, pa_bool_t save, pa_bool_t absolute) {
pa_cvolume v;
pa_assert(volume);
pa_assert(pa_cvolume_valid(volume));
pa_assert(volume->channels == 1 || pa_cvolume_compatible(volume, &i->sample_spec));
+ pa_assert(i->volume_writable);
- if ((i->sink->flags & PA_SINK_FLAT_VOLUME) && !absolute) {
+ if (!absolute && pa_sink_flat_volume_enabled(i->sink)) {
v = i->sink->reference_volume;
pa_cvolume_remap(&v, &i->sink->channel_map, &i->channel_map);
else
volume = pa_sw_cvolume_multiply_scalar(&v, &v, pa_cvolume_max(volume));
} else {
-
if (!pa_cvolume_compatible(volume, &i->sample_spec)) {
v = i->volume;
volume = pa_cvolume_scale(&v, pa_cvolume_max(volume));
i->volume = *volume;
i->save_volume = save;
- if (i->sink->flags & PA_SINK_FLAT_VOLUME)
+ if (pa_sink_flat_volume_enabled(i->sink)) {
/* We are in flat volume mode, so let's update all sink input
* volumes and update the flat volume of the sink */
pa_sink_set_volume(i->sink, NULL, TRUE, save);
- else {
+ } else {
/* OK, we are in normal volume mode. The volume only affects
* ourselves */
set_real_ratio(i, volume);
if (i->volume_changed)
i->volume_changed(i);
+ /* The virtual volume changed, let's tell people so */
pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index);
}
+/* Called from main context */
+static void set_real_ratio(pa_sink_input *i, const pa_cvolume *v) {
+ pa_sink_input_assert_ref(i);
+ pa_assert_ctl_context();
+ pa_assert(PA_SINK_INPUT_IS_LINKED(i->state));
+ pa_assert(!v || pa_cvolume_compatible(v, &i->sample_spec));
+
+ /* This basically calculates:
+ *
+ * i->real_ratio := v
+ * i->soft_volume := i->real_ratio * i->volume_factor */
+
+ if (v)
+ i->real_ratio = *v;
+ else
+ pa_cvolume_reset(&i->real_ratio, i->sample_spec.channels);
+
+ pa_sw_cvolume_multiply(&i->soft_volume, &i->real_ratio, &i->volume_factor);
+ /* We don't copy the data to the thread_info data. That's left for someone else to do */
+}
+
+/* Called from main context */
+pa_bool_t pa_sink_input_is_volume_readable(pa_sink_input *i) {
+ pa_sink_input_assert_ref(i);
+ pa_assert_ctl_context();
+
+ return !(i->flags & PA_SINK_INPUT_PASSTHROUGH);
+}
+
/* Called from main context */
pa_cvolume *pa_sink_input_get_volume(pa_sink_input *i, pa_cvolume *volume, pa_bool_t absolute) {
pa_sink_input_assert_ref(i);
pa_assert_ctl_context();
pa_assert(PA_SINK_INPUT_IS_LINKED(i->state));
+ pa_assert(pa_sink_input_is_volume_readable(i));
- if (absolute || !(i->sink->flags & PA_SINK_FLAT_VOLUME))
+ if (absolute || !pa_sink_flat_volume_enabled(i->sink))
*volume = i->volume;
else
*volume = i->reference_ratio;
pa_assert_ctl_context();
pa_assert(PA_SINK_INPUT_IS_LINKED(i->state));
- if (!i->muted == !mute)
+ if (!i->muted == !mute) {
+ i->save_muted = i->save_muted || mute;
return;
+ }
i->muted = mute;
i->save_muted = save;
if (p)
pa_proplist_update(i->proplist, mode, p);
- if (PA_SINK_IS_LINKED(i->state)) {
+ if (PA_SINK_INPUT_IS_LINKED(i->state)) {
pa_hook_fire(&i->core->hooks[PA_CORE_HOOK_SINK_INPUT_PROPLIST_CHANGED], i);
pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index);
}
return FALSE;
if (i->sync_next || i->sync_prev) {
- pa_log_warn("Moving synchronised streams not supported.");
+ pa_log_warn("Moving synchronized streams not supported.");
return FALSE;
}
return FALSE;
}
+ if (check_passthrough_connection(i->flags, dest) < 0)
+ return FALSE;
+
if (i->may_move_to)
if (!i->may_move_to(i, dest))
return FALSE;
if (pa_sink_input_get_state(i) == PA_SINK_INPUT_CORKED)
pa_assert_se(i->sink->n_corked-- >= 1);
- if (i->sink->flags & PA_SINK_FLAT_VOLUME)
+ 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_sink_set_volume(i->sink, NULL, FALSE, FALSE);
return 0;
}
+/* Called from main context. If i has an origin sink that uses volume sharing,
+ * then also the origin sink and all streams connected to it need to update
+ * their volume - this function does all that by using recursion. */
+static void update_volume_due_to_moving(pa_sink_input *i, pa_sink *dest) {
+ pa_cvolume old_volume;
+
+ pa_assert(i);
+ pa_assert(dest);
+ pa_assert(i->sink); /* The destination sink should already be set. */
+
+ if (i->origin_sink && (i->origin_sink->flags & PA_SINK_SHARE_VOLUME_WITH_MASTER)) {
+ pa_sink *root_sink = i->sink;
+ pa_sink_input *origin_sink_input;
+ uint32_t idx;
+
+ while (root_sink->flags & PA_SINK_SHARE_VOLUME_WITH_MASTER)
+ root_sink = root_sink->input_to_master->sink;
+
+ if (pa_sink_flat_volume_enabled(i->sink)) {
+ /* Ok, so the origin sink uses volume sharing, and flat volume is
+ * enabled. The volume will have to be updated as follows:
+ *
+ * i->volume := i->sink->real_volume
+ * (handled later by pa_sink_set_volume)
+ * i->reference_ratio := i->volume / i->sink->reference_volume
+ * (handled later by pa_sink_set_volume)
+ * i->real_ratio stays unchanged
+ * (streams whose origin sink uses volume sharing should
+ * always have real_ratio of 0 dB)
+ * i->soft_volume stays unchanged
+ * (streams whose origin sink uses volume sharing should
+ * always have volume_factor as soft_volume, so no change
+ * should be needed) */
+
+ pa_assert(pa_cvolume_is_norm(&i->real_ratio));
+ pa_assert(pa_cvolume_equal(&i->soft_volume, &i->volume_factor));
+
+ /* Notifications will be sent by pa_sink_set_volume(). */
+
+ } else {
+ /* Ok, so the origin sink uses volume sharing, and flat volume is
+ * disabled. The volume will have to be updated as follows:
+ *
+ * i->volume := 0 dB
+ * i->reference_ratio := 0 dB
+ * i->real_ratio stays unchanged
+ * (streams whose origin sink uses volume sharing should
+ * always have real_ratio of 0 dB)
+ * i->soft_volume stays unchanged
+ * (streams whose origin sink uses volume sharing should
+ * always have volume_factor as soft_volume, so no change
+ * should be needed) */
+
+ old_volume = i->volume;
+ pa_cvolume_reset(&i->volume, i->volume.channels);
+ pa_cvolume_reset(&i->reference_ratio, i->reference_ratio.channels);
+ pa_assert(pa_cvolume_is_norm(&i->real_ratio));
+ pa_assert(pa_cvolume_equal(&i->soft_volume, &i->volume_factor));
+
+ /* Notify others about the changed sink input volume. */
+ if (!pa_cvolume_equal(&i->volume, &old_volume)) {
+ if (i->volume_changed)
+ i->volume_changed(i);
+
+ pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index);
+ }
+ }
+
+ /* Additionally, the origin sink volume needs updating:
+ *
+ * i->origin_sink->reference_volume := root_sink->reference_volume
+ * i->origin_sink->real_volume := root_sink->real_volume
+ * i->origin_sink->soft_volume stays unchanged
+ * (sinks that use volume sharing should always have
+ * soft_volume of 0 dB) */
+
+ old_volume = i->origin_sink->reference_volume;
+
+ i->origin_sink->reference_volume = root_sink->reference_volume;
+ pa_cvolume_remap(&i->origin_sink->reference_volume, &root_sink->channel_map, &i->origin_sink->channel_map);
+
+ i->origin_sink->real_volume = root_sink->real_volume;
+ pa_cvolume_remap(&i->origin_sink->real_volume, &root_sink->channel_map, &i->origin_sink->channel_map);
+
+ pa_assert(pa_cvolume_is_norm(&i->origin_sink->soft_volume));
+
+ /* Notify others about the changed sink volume. If you wonder whether
+ * i->origin_sink->set_volume() should be called somewhere, that's not
+ * the case, because sinks that use volume sharing shouldn't have any
+ * internal volume that set_volume() would update. If you wonder
+ * whether the thread_info variables should be synced, yes, they
+ * should, and it's done by the PA_SINK_MESSAGE_FINISH_MOVE message
+ * handler. */
+ if (!pa_cvolume_equal(&i->origin_sink->reference_volume, &old_volume))
+ pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE, i->origin_sink->index);
+
+ /* Recursively update origin sink inputs. */
+ PA_IDXSET_FOREACH(origin_sink_input, i->origin_sink->inputs, idx)
+ update_volume_due_to_moving(origin_sink_input, dest);
+
+ } else {
+ old_volume = i->volume;
+
+ if (pa_sink_flat_volume_enabled(i->sink)) {
+ /* Ok, so this is a regular stream, and flat volume is enabled. The
+ * volume will have to be updated as follows:
+ *
+ * i->volume := i->reference_ratio * i->sink->reference_volume
+ * i->reference_ratio stays unchanged
+ * i->real_ratio := i->volume / i->sink->real_volume
+ * (handled later by pa_sink_set_volume)
+ * i->soft_volume := i->real_ratio * i->volume_factor
+ * (handled later by pa_sink_set_volume) */
+
+ i->volume = i->sink->reference_volume;
+ pa_cvolume_remap(&i->volume, &i->sink->channel_map, &i->channel_map);
+ pa_sw_cvolume_multiply(&i->volume, &i->volume, &i->reference_ratio);
+
+ } else {
+ /* Ok, so this is a regular stream, and flat volume is disabled.
+ * The volume will have to be updated as follows:
+ *
+ * i->volume := i->reference_ratio
+ * i->reference_ratio stays unchanged
+ * i->real_ratio := i->reference_ratio
+ * i->soft_volume := i->real_ratio * i->volume_factor */
+
+ i->volume = i->reference_ratio;
+ i->real_ratio = i->reference_ratio;
+ pa_sw_cvolume_multiply(&i->soft_volume, &i->real_ratio, &i->volume_factor);
+ }
+
+ /* Notify others about the changed sink input volume. */
+ if (!pa_cvolume_equal(&i->volume, &old_volume)) {
+ /* XXX: In case i->sink has flat volume enabled, then real_ratio
+ * and soft_volume are not updated yet. Let's hope that the
+ * callback implementation doesn't care about those variables... */
+ if (i->volume_changed)
+ i->volume_changed(i);
+
+ pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index);
+ }
+ }
+
+ /* If i->sink == dest, then recursion has finished, and we can finally call
+ * pa_sink_set_volume(), which will do the rest of the updates. */
+ if ((i->sink == dest) && pa_sink_flat_volume_enabled(i->sink))
+ pa_sink_set_volume(i->sink, NULL, FALSE, i->save_volume);
+}
+
/* Called from main context */
int pa_sink_input_finish_move(pa_sink_input *i, pa_sink *dest, pa_bool_t save) {
pa_resampler *new_resampler;
}
pa_sink_update_status(dest);
- if (i->sink->flags & PA_SINK_FLAT_VOLUME) {
- pa_cvolume remapped;
-
- /* Make relative volumes absolute */
- remapped = dest->reference_volume;
- pa_cvolume_remap(&remapped, &dest->channel_map, &i->channel_map);
- pa_sw_cvolume_multiply(&i->volume, &i->reference_ratio, &remapped);
-
- /* We might need to update the sink's volume if we are in flat volume mode. */
- pa_sink_set_volume(i->sink, NULL, FALSE, i->save_volume);
- }
+ 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);
/* Notify everyone */
pa_hook_fire(&i->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_FINISH], i);
- if (i->volume_changed)
- i->volume_changed(i);
-
pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index);
return 0;