PulseAudio is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
- by the Free Software Foundation; either version 2 of the License,
+ by the Free Software Foundation; either version 2.1 of the License,
or (at your option) any later version.
PulseAudio is distributed in the hope that it will be useful, but
#include <pulse/utf8.h>
#include <pulse/xmalloc.h>
+#include <pulse/util.h>
+#include <pulse/internal.h>
#include <pulsecore/sample-util.h>
#include <pulsecore/core-subscribe.h>
#define MEMBLOCKQ_MAXLENGTH (32*1024*1024)
-static PA_DEFINE_CHECK_TYPE(pa_source_output, pa_msgobject);
+PA_DEFINE_PUBLIC_CLASS(pa_source_output, pa_msgobject);
static void source_output_free(pa_object* mo);
+static void set_real_ratio(pa_source_output *o, const pa_cvolume *v);
pa_source_output_new_data* pa_source_output_new_data_init(pa_source_output_new_data *data) {
pa_assert(data);
- memset(data, 0, sizeof(*data));
+ pa_zero(*data);
data->resample_method = PA_RESAMPLER_INVALID;
data->proplist = pa_proplist_new();
+ data->volume_writable = TRUE;
return data;
}
data->channel_map = *map;
}
+pa_bool_t pa_source_output_new_data_is_passthrough(pa_source_output_new_data *data) {
+ pa_assert(data);
+
+ if (PA_LIKELY(data->format) && PA_UNLIKELY(!pa_format_info_is_pcm(data->format)))
+ return TRUE;
+
+ if (PA_UNLIKELY(data->flags & PA_SOURCE_OUTPUT_PASSTHROUGH))
+ return TRUE;
+
+ return FALSE;
+}
+
+void pa_source_output_new_data_set_volume(pa_source_output_new_data *data, const pa_cvolume *volume) {
+ pa_assert(data);
+ pa_assert(data->volume_writable);
+
+ if ((data->volume_is_set = !!volume))
+ data->volume = *volume;
+}
+
+void pa_source_output_new_data_apply_volume_factor(pa_source_output_new_data *data, const pa_cvolume *volume_factor) {
+ pa_assert(data);
+ pa_assert(volume_factor);
+
+ if (data->volume_factor_is_set)
+ pa_sw_cvolume_multiply(&data->volume_factor, &data->volume_factor, volume_factor);
+ else {
+ data->volume_factor_is_set = TRUE;
+ data->volume_factor = *volume_factor;
+ }
+}
+
+void pa_source_output_new_data_apply_volume_factor_source(pa_source_output_new_data *data, const pa_cvolume *volume_factor) {
+ pa_assert(data);
+ pa_assert(volume_factor);
+
+ if (data->volume_factor_source_is_set)
+ pa_sw_cvolume_multiply(&data->volume_factor_source, &data->volume_factor_source, volume_factor);
+ else {
+ data->volume_factor_source_is_set = TRUE;
+ data->volume_factor_source = *volume_factor;
+ }
+}
+
+void pa_source_output_new_data_set_muted(pa_source_output_new_data *data, pa_bool_t mute) {
+ pa_assert(data);
+
+ data->muted_is_set = TRUE;
+ data->muted = !!mute;
+}
+
+pa_bool_t pa_source_output_new_data_set_source(pa_source_output_new_data *data, pa_source *s, pa_bool_t save) {
+ pa_bool_t ret = TRUE;
+ pa_idxset *formats = NULL;
+
+ pa_assert(data);
+ pa_assert(s);
+
+ if (!data->req_formats) {
+ /* We're not working with the extended API */
+ data->source = s;
+ data->save_source = save;
+ } else {
+ /* Extended API: let's see if this source supports the formats the client would like */
+ formats = pa_source_check_formats(s, data->req_formats);
+
+ if (formats && !pa_idxset_isempty(formats)) {
+ /* Source supports at least one of the requested formats */
+ data->source = s;
+ data->save_source = save;
+ if (data->nego_formats)
+ pa_idxset_free(data->nego_formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
+ data->nego_formats = formats;
+ } else {
+ /* Source doesn't support any of the formats requested by the client */
+ if (formats)
+ pa_idxset_free(formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
+ ret = FALSE;
+ }
+ }
+
+ return ret;
+}
+
+pa_bool_t pa_source_output_new_data_set_formats(pa_source_output_new_data *data, pa_idxset *formats) {
+ pa_assert(data);
+ pa_assert(formats);
+
+ if (data->req_formats)
+ pa_idxset_free(formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
+
+ data->req_formats = formats;
+
+ if (data->source) {
+ /* Trigger format negotiation */
+ return pa_source_output_new_data_set_source(data, data->source, data->save_source);
+ }
+
+ return TRUE;
+}
+
void pa_source_output_new_data_done(pa_source_output_new_data *data) {
pa_assert(data);
+ if (data->req_formats)
+ pa_idxset_free(data->req_formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
+
+ if (data->nego_formats)
+ pa_idxset_free(data->nego_formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
+
+ if (data->format)
+ pa_format_info_free(data->format);
+
pa_proplist_free(data->proplist);
}
o->update_max_rewind = NULL;
o->update_source_requested_latency = NULL;
o->update_source_latency_range = NULL;
+ o->update_source_fixed_latency = NULL;
o->attach = NULL;
o->detach = NULL;
o->suspend = NULL;
- o->moved = NULL;
+ o->suspend_within_thread = NULL;
+ o->moving = NULL;
o->kill = NULL;
o->get_latency = NULL;
o->state_change = NULL;
o->may_move_to = NULL;
+ o->send_event = NULL;
+ o->volume_changed = NULL;
+ o->mute_changed = NULL;
}
/* Called from main context */
-pa_source_output* pa_source_output_new(
+int pa_source_output_new(
+ pa_source_output**_o,
pa_core *core,
- pa_source_output_new_data *data,
- pa_source_output_flags_t flags) {
+ pa_source_output_new_data *data) {
pa_source_output *o;
pa_resampler *resampler = NULL;
char st[PA_SAMPLE_SPEC_SNPRINT_MAX], cm[PA_CHANNEL_MAP_SNPRINT_MAX];
+ pa_channel_map original_cm;
+ int r;
+ char *pt;
+ pa_sample_spec ss;
+ pa_channel_map map;
+ pa_assert(_o);
pa_assert(core);
pa_assert(data);
+ pa_assert_ctl_context();
- if (pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_NEW], data) < 0)
- return NULL;
+ if (data->client)
+ pa_proplist_update(data->proplist, PA_UPDATE_MERGE, data->client->proplist);
+
+ if (data->destination_source && (data->destination_source->flags & PA_SOURCE_SHARE_VOLUME_WITH_MASTER))
+ data->volume_writable = FALSE;
+
+ if (!data->req_formats) {
+ /* From this point on, we want to work only with formats, and get back
+ * to using the sample spec and channel map after all decisions w.r.t.
+ * routing are complete. */
+ pa_idxset *tmp = pa_idxset_new(NULL, NULL);
+ pa_format_info *f = pa_format_info_from_sample_spec(&data->sample_spec,
+ data->channel_map_is_set ? &data->channel_map : NULL);
+ pa_idxset_put(tmp, f, NULL);
+ pa_source_output_new_data_set_formats(data, tmp);
+ }
+
+ if ((r = pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_NEW], data)) < 0)
+ return r;
- pa_return_null_if_fail(!data->driver || pa_utf8_valid(data->driver));
+ pa_return_val_if_fail(!data->driver || pa_utf8_valid(data->driver), -PA_ERR_INVALID);
- if (!data->source)
- data->source = pa_namereg_get(core, NULL, PA_NAMEREG_SOURCE);
+ if (!data->source) {
+ pa_source *source = pa_namereg_get(core, NULL, PA_NAMEREG_SOURCE);
+ pa_return_val_if_fail(source, -PA_ERR_NOENTITY);
+ pa_source_output_new_data_set_source(data, source, FALSE);
+ }
- pa_return_null_if_fail(data->source);
- pa_return_null_if_fail(pa_source_get_state(data->source) != PA_SOURCE_UNLINKED);
+ /* Routing's done, we have a source. Now let's fix the format and set up the
+ * sample spec */
+
+ /* If something didn't pick a format for us, pick the top-most format since
+ * we assume this is sorted in priority order */
+ if (!data->format && data->nego_formats && !pa_idxset_isempty(data->nego_formats))
+ data->format = pa_format_info_copy(pa_idxset_first(data->nego_formats, NULL));
+
+ pa_return_val_if_fail(data->format, -PA_ERR_NOTSUPPORTED);
+
+ /* Now populate the sample spec and format according to the final
+ * format that we've negotiated */
+ if (PA_LIKELY(data->format->encoding == PA_ENCODING_PCM)) {
+ pa_return_val_if_fail(pa_format_info_to_sample_spec(data->format, &ss, &map), -PA_ERR_INVALID);
+ pa_source_output_new_data_set_sample_spec(data, &ss);
+ if (pa_channel_map_valid(&map))
+ pa_source_output_new_data_set_channel_map(data, &map);
+ } else {
+ pa_return_val_if_fail(pa_format_info_to_sample_spec_fake(data->format, &ss), -PA_ERR_INVALID);
+ pa_source_output_new_data_set_sample_spec(data, &ss);
+ }
- pa_return_null_if_fail(!data->direct_on_input || data->direct_on_input->sink == data->source->monitor_of);
+ pa_return_val_if_fail(PA_SOURCE_IS_LINKED(pa_source_get_state(data->source)), -PA_ERR_BADSTATE);
+ pa_return_val_if_fail(!data->direct_on_input || data->direct_on_input->sink == data->source->monitor_of, -PA_ERR_INVALID);
if (!data->sample_spec_is_set)
data->sample_spec = data->source->sample_spec;
- pa_return_null_if_fail(pa_sample_spec_valid(&data->sample_spec));
+ pa_return_val_if_fail(pa_sample_spec_valid(&data->sample_spec), -PA_ERR_INVALID);
if (!data->channel_map_is_set) {
if (pa_channel_map_compatible(&data->source->channel_map, &data->sample_spec))
pa_channel_map_init_extend(&data->channel_map, data->sample_spec.channels, PA_CHANNEL_MAP_DEFAULT);
}
- pa_return_null_if_fail(pa_channel_map_valid(&data->channel_map));
- pa_return_null_if_fail(pa_channel_map_compatible(&data->channel_map, &data->sample_spec));
+ 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 and
+ * prevent attenuation/gain */
+ if (pa_source_output_new_data_is_passthrough(data)) {
+ 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) {
+ pa_cvolume_reset(&data->volume, data->sample_spec.channels);
+ data->volume_is_absolute = FALSE;
+ data->save_volume = FALSE;
+ }
+
+ pa_return_val_if_fail(pa_cvolume_compatible(&data->volume, &data->sample_spec), -PA_ERR_INVALID);
- if (flags & PA_SOURCE_OUTPUT_FIX_FORMAT)
+ if (!data->volume_factor_is_set)
+ pa_cvolume_reset(&data->volume_factor, data->sample_spec.channels);
+
+ pa_return_val_if_fail(pa_cvolume_compatible(&data->volume_factor, &data->sample_spec), -PA_ERR_INVALID);
+
+ if (!data->volume_factor_source_is_set)
+ pa_cvolume_reset(&data->volume_factor_source, data->source->sample_spec.channels);
+
+ pa_return_val_if_fail(pa_cvolume_compatible(&data->volume_factor_source, &data->source->sample_spec), -PA_ERR_INVALID);
+
+ if (!data->muted_is_set)
+ data->muted = FALSE;
+
+ if (data->flags & PA_SOURCE_OUTPUT_FIX_FORMAT)
data->sample_spec.format = data->source->sample_spec.format;
- if (flags & PA_SOURCE_OUTPUT_FIX_RATE)
+ if (data->flags & PA_SOURCE_OUTPUT_FIX_RATE)
data->sample_spec.rate = data->source->sample_spec.rate;
- if (flags & PA_SOURCE_OUTPUT_FIX_CHANNELS) {
+ original_cm = data->channel_map;
+
+ if (data->flags & PA_SOURCE_OUTPUT_FIX_CHANNELS) {
data->sample_spec.channels = data->source->sample_spec.channels;
data->channel_map = data->source->channel_map;
}
pa_assert(pa_sample_spec_valid(&data->sample_spec));
pa_assert(pa_channel_map_valid(&data->channel_map));
+ /* Due to the fixing of the sample spec the volume might not match anymore */
+ pa_cvolume_remap(&data->volume, &original_cm, &data->channel_map);
+
+ if (!(data->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) &&
+ !pa_sample_spec_equal(&data->sample_spec, &data->source->sample_spec)){
+ /* try to change source rate. This is done before the FIXATE hook since
+ module-suspend-on-idle can resume a source */
+
+ pa_log_info("Trying to change sample rate");
+ if (pa_source_update_rate(data->source, data->sample_spec.rate, pa_source_output_new_data_is_passthrough(data)) == TRUE)
+ pa_log_info("Rate changed to %u kHz",
+ data->source->sample_spec.rate);
+ else
+ pa_log_info("Resampling enabled to %u kHz", data->source->sample_spec.rate);
+ }
+
if (data->resample_method == PA_RESAMPLER_INVALID)
data->resample_method = core->resample_method;
- pa_return_null_if_fail(data->resample_method < PA_RESAMPLER_MAX);
+ pa_return_val_if_fail(data->resample_method < PA_RESAMPLER_MAX, -PA_ERR_INVALID);
- if (data->client)
- pa_proplist_update(data->proplist, PA_UPDATE_MERGE, data->client->proplist);
+ if ((r = pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_FIXATE], data)) < 0)
+ return r;
- if (pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_FIXATE], data) < 0)
- return NULL;
+ if ((data->flags & PA_SOURCE_OUTPUT_NO_CREATE_ON_SUSPEND) &&
+ pa_source_get_state(data->source) == PA_SOURCE_SUSPENDED) {
+ pa_log("Failed to create source output: source is suspended.");
+ return -PA_ERR_BADSTATE;
+ }
if (pa_idxset_size(data->source->outputs) >= PA_MAX_OUTPUTS_PER_SOURCE) {
pa_log("Failed to create source output: too many outputs per source.");
- return NULL;
+ return -PA_ERR_TOOLARGE;
}
- if ((flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ||
+ if ((data->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ||
!pa_sample_spec_equal(&data->sample_spec, &data->source->sample_spec) ||
!pa_channel_map_equal(&data->channel_map, &data->source->channel_map)) {
- if (!(resampler = pa_resampler_new(
- core->mempool,
- &data->source->sample_spec, &data->source->channel_map,
- &data->sample_spec, &data->channel_map,
- data->resample_method,
- ((flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ? PA_RESAMPLER_VARIABLE_RATE : 0) |
- ((flags & PA_SOURCE_OUTPUT_NO_REMAP) ? PA_RESAMPLER_NO_REMAP : 0) |
- (core->disable_remixing || (flags & PA_SOURCE_OUTPUT_NO_REMIX) ? PA_RESAMPLER_NO_REMIX : 0) |
- (core->disable_lfe_remixing ? PA_RESAMPLER_NO_LFE : 0)))) {
- pa_log_warn("Unsupported resampling operation.");
- return NULL;
- }
-
- data->resample_method = pa_resampler_get_method(resampler);
+ if (!pa_source_output_new_data_is_passthrough(data)) /* no resampler for passthrough content */
+ if (!(resampler = pa_resampler_new(
+ core->mempool,
+ &data->source->sample_spec, &data->source->channel_map,
+ &data->sample_spec, &data->channel_map,
+ data->resample_method,
+ ((data->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ? PA_RESAMPLER_VARIABLE_RATE : 0) |
+ ((data->flags & PA_SOURCE_OUTPUT_NO_REMAP) ? PA_RESAMPLER_NO_REMAP : 0) |
+ (core->disable_remixing || (data->flags & PA_SOURCE_OUTPUT_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;
+ }
}
o = pa_msgobject_new(pa_source_output);
o->core = core;
o->state = PA_SOURCE_OUTPUT_INIT;
- o->flags = flags;
+ o->flags = data->flags;
o->proplist = pa_proplist_copy(data->proplist);
- o->driver = pa_xstrdup(data->driver);
+ o->driver = pa_xstrdup(pa_path_get_filename(data->driver));
o->module = data->module;
o->source = data->source;
+ o->destination_source = data->destination_source;
o->client = data->client;
- o->resample_method = data->resample_method;
+ o->requested_resample_method = data->resample_method;
+ o->actual_resample_method = resampler ? pa_resampler_get_method(resampler) : PA_RESAMPLER_INVALID;
o->sample_spec = data->sample_spec;
o->channel_map = data->channel_map;
+ o->format = pa_format_info_copy(data->format);
+
+ if (!data->volume_is_absolute && pa_source_flat_volume_enabled(o->source)) {
+ pa_cvolume remapped;
+
+ /* When the 'absolute' bool is not set then we'll treat the volume
+ * as relative to the source volume even in flat volume mode */
+ remapped = data->source->reference_volume;
+ pa_cvolume_remap(&remapped, &data->source->channel_map, &data->channel_map);
+ pa_sw_cvolume_multiply(&o->volume, &data->volume, &remapped);
+ } else
+ o->volume = data->volume;
+
+ o->volume_factor = data->volume_factor;
+ o->volume_factor_source = data->volume_factor_source;
+ o->real_ratio = o->reference_ratio = data->volume;
+ pa_cvolume_reset(&o->soft_volume, o->sample_spec.channels);
+ pa_cvolume_reset(&o->real_ratio, o->sample_spec.channels);
+ o->volume_writable = data->volume_writable;
+ o->save_volume = data->save_volume;
+ o->save_source = data->save_source;
+ o->save_muted = data->save_muted;
+
+ o->muted = data->muted;
o->direct_on_input = data->direct_on_input;
o->thread_info.attached = FALSE;
o->thread_info.sample_spec = o->sample_spec;
o->thread_info.resampler = resampler;
+ o->thread_info.soft_volume = o->soft_volume;
+ o->thread_info.muted = o->muted;
o->thread_info.requested_source_latency = (pa_usec_t) -1;
o->thread_info.direct_on_input = o->direct_on_input;
o->thread_info.delay_memblockq = pa_memblockq_new(
+ "source output delay_memblockq",
0,
MEMBLOCKQ_MAXLENGTH,
0,
- pa_frame_size(&o->source->sample_spec),
+ &o->source->sample_spec,
0,
1,
0,
if (o->direct_on_input)
pa_assert_se(pa_idxset_put(o->direct_on_input->direct_outputs, o, NULL) == 0);
- pa_log_info("Created output %u \"%s\" on %s with sample spec %s and channel map %s",
+ pt = pa_proplist_to_string_sep(o->proplist, "\n ");
+ pa_log_info("Created output %u \"%s\" on %s with sample spec %s and channel map %s\n %s",
o->index,
pa_strnull(pa_proplist_gets(o->proplist, PA_PROP_MEDIA_NAME)),
o->source->name,
pa_sample_spec_snprint(st, sizeof(st), &o->sample_spec),
- pa_channel_map_snprint(cm, sizeof(cm), &o->channel_map));
+ pa_channel_map_snprint(cm, sizeof(cm), &o->channel_map),
+ pt);
+ pa_xfree(pt);
/* Don't forget to call pa_source_output_put! */
- return o;
+ *_o = o;
+ return 0;
}
/* Called from main context */
static void update_n_corked(pa_source_output *o, pa_source_output_state_t state) {
pa_assert(o);
+ pa_assert_ctl_context();
+
+ if (!o->source)
+ return;
if (o->state == PA_SOURCE_OUTPUT_CORKED && state != PA_SOURCE_OUTPUT_CORKED)
pa_assert_se(o->source->n_corked -- >= 1);
else if (o->state != PA_SOURCE_OUTPUT_CORKED && state == PA_SOURCE_OUTPUT_CORKED)
o->source->n_corked++;
-
}
/* Called from main context */
-static int source_output_set_state(pa_source_output *o, pa_source_output_state_t state) {
+static void source_output_set_state(pa_source_output *o, pa_source_output_state_t state) {
+
pa_assert(o);
+ pa_assert_ctl_context();
if (o->state == state)
- return 0;
+ return;
pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o), PA_SOURCE_OUTPUT_MESSAGE_SET_STATE, PA_UINT_TO_PTR(state), 0, NULL) == 0);
update_n_corked(o, state);
o->state = state;
- if (state != PA_SOURCE_OUTPUT_UNLINKED)
- pa_hook_fire(&o->source->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_STATE_CHANGED], o);
+ if (state != PA_SOURCE_OUTPUT_UNLINKED) {
+ pa_hook_fire(&o->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_STATE_CHANGED], o);
- pa_source_update_status(o->source);
+ if (PA_SOURCE_OUTPUT_IS_LINKED(state))
+ pa_subscription_post(o->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
+ }
- return 0;
+ pa_source_update_status(o->source);
}
/* Called from main context */
void pa_source_output_unlink(pa_source_output*o) {
pa_bool_t linked;
pa_assert(o);
+ pa_assert_ctl_context();
/* See pa_sink_unlink() for a couple of comments how this function
* works */
linked = PA_SOURCE_OUTPUT_IS_LINKED(o->state);
if (linked)
- pa_hook_fire(&o->source->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_UNLINK], o);
+ pa_hook_fire(&o->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_UNLINK], o);
if (o->direct_on_input)
pa_idxset_remove_by_data(o->direct_on_input->direct_outputs, o, NULL);
- pa_idxset_remove_by_data(o->source->core->source_outputs, o, NULL);
- if (pa_idxset_remove_by_data(o->source->outputs, o, NULL))
- pa_source_output_unref(o);
+
+ pa_idxset_remove_by_data(o->core->source_outputs, o, NULL);
+
+ if (o->source)
+ if (pa_idxset_remove_by_data(o->source->outputs, o, NULL))
+ pa_source_output_unref(o);
if (o->client)
pa_idxset_remove_by_data(o->client->source_outputs, o, NULL);
update_n_corked(o, PA_SOURCE_OUTPUT_UNLINKED);
o->state = PA_SOURCE_OUTPUT_UNLINKED;
- if (linked)
+ if (linked && o->source) {
+ if (pa_source_output_is_passthrough(o))
+ pa_source_leave_passthrough(o->source);
+
+ /* We might need to update the source's volume if we are in flat volume mode. */
+ if (pa_source_flat_volume_enabled(o->source))
+ pa_source_set_volume(o->source, NULL, FALSE, FALSE);
+
if (o->source->asyncmsgq)
pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o->source), PA_SOURCE_MESSAGE_REMOVE_OUTPUT, o, 0, NULL) == 0);
+ }
reset_callbacks(o);
if (linked) {
- pa_subscription_post(o->source->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_REMOVE, o->index);
- pa_hook_fire(&o->source->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_UNLINK_POST], o);
+ pa_subscription_post(o->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_REMOVE, o->index);
+ pa_hook_fire(&o->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_UNLINK_POST], o);
}
- pa_source_update_status(o->source);
+ if (o->source) {
+ pa_source_update_status(o->source);
+ o->source = NULL;
+ }
+
+ pa_core_maybe_vacuum(o->core);
- o->source = NULL;
pa_source_output_unref(o);
}
pa_source_output *o = PA_SOURCE_OUTPUT(mo);
pa_assert(o);
+ pa_assert_ctl_context();
pa_assert(pa_source_output_refcnt(o) == 0);
if (PA_SOURCE_OUTPUT_IS_LINKED(o->state))
pa_log_info("Freeing output %u \"%s\"", o->index, pa_strnull(pa_proplist_gets(o->proplist, PA_PROP_MEDIA_NAME)));
- pa_assert(!o->thread_info.attached);
-
if (o->thread_info.delay_memblockq)
pa_memblockq_free(o->thread_info.delay_memblockq);
if (o->thread_info.resampler)
pa_resampler_free(o->thread_info.resampler);
+ if (o->format)
+ pa_format_info_free(o->format);
+
if (o->proplist)
pa_proplist_free(o->proplist);
/* Called from main context */
void pa_source_output_put(pa_source_output *o) {
pa_source_output_state_t state;
+
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
pa_assert(o->state == PA_SOURCE_OUTPUT_INIT);
update_n_corked(o, state);
o->state = state;
+ /* We might need to update the source's volume if we are in flat volume mode. */
+ if (pa_source_flat_volume_enabled(o->source))
+ pa_source_set_volume(o->source, NULL, FALSE, o->save_volume);
+ else {
+ if (o->destination_source && (o->destination_source->flags & PA_SOURCE_SHARE_VOLUME_WITH_MASTER)) {
+ pa_assert(pa_cvolume_is_norm(&o->volume));
+ pa_assert(pa_cvolume_is_norm(&o->reference_ratio));
+ }
+
+ set_real_ratio(o, &o->volume);
+ }
+
+ if (pa_source_output_is_passthrough(o))
+ pa_source_enter_passthrough(o->source);
+
+ o->thread_info.soft_volume = o->soft_volume;
+ o->thread_info.muted = o->muted;
+
pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o->source), PA_SOURCE_MESSAGE_ADD_OUTPUT, o, 0, NULL) == 0);
- pa_subscription_post(o->source->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_NEW, o->index);
- pa_hook_fire(&o->source->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_PUT], o);
+ pa_subscription_post(o->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_NEW, o->index);
+ pa_hook_fire(&o->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_PUT], o);
pa_source_update_status(o->source);
}
/* Called from main context */
void pa_source_output_kill(pa_source_output*o) {
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
o->kill(o);
pa_usec_t r[2] = { 0, 0 };
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o), PA_SOURCE_OUTPUT_MESSAGE_GET_LATENCY, r, 0, NULL) == 0);
/* Called from thread context */
void pa_source_output_push(pa_source_output *o, const pa_memchunk *chunk) {
+ pa_bool_t need_volume_factor_source;
+ pa_bool_t volume_is_norm;
size_t length;
size_t limit, mbs = 0;
pa_source_output_assert_ref(o);
+ pa_source_output_assert_io_context(o);
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->thread_info.state));
pa_assert(chunk);
pa_assert(pa_frame_aligned(chunk->length, &o->source->sample_spec));
if (pa_memblockq_push(o->thread_info.delay_memblockq, chunk) < 0) {
pa_log_debug("Delay queue overflow!");
- pa_memblockq_seek(o->thread_info.delay_memblockq, (int64_t) chunk->length, PA_SEEK_RELATIVE);
+ pa_memblockq_seek(o->thread_info.delay_memblockq, (int64_t) chunk->length, PA_SEEK_RELATIVE, TRUE);
}
limit = o->process_rewind ? 0 : o->source->thread_info.max_rewind;
+ volume_is_norm = pa_cvolume_is_norm(&o->thread_info.soft_volume) && !o->thread_info.muted;
+ need_volume_factor_source = !pa_cvolume_is_norm(&o->volume_factor_source);
+
+ if (limit > 0 && o->source->monitor_of) {
+ pa_usec_t latency;
+ size_t n;
+
+ /* Hmm, check the latency for knowing how much of the buffered
+ * data is actually still unplayed and might hence still
+ * change. This is suboptimal. Ideally we'd have a call like
+ * pa_sink_get_changeable_size() or so that tells us how much
+ * of the queued data is actually still changeable. Hence
+ * FIXME! */
+
+ latency = pa_sink_get_latency_within_thread(o->source->monitor_of);
+
+ n = pa_usec_to_bytes(latency, &o->source->sample_spec);
+
+ if (n < limit)
+ limit = n;
+ }
+
/* Implement the delay queue */
while ((length = pa_memblockq_get_length(o->thread_info.delay_memblockq)) > limit) {
pa_memchunk qchunk;
+ pa_bool_t nvfs = need_volume_factor_source;
length -= limit;
pa_assert(qchunk.length > 0);
- if (!o->thread_info.resampler)
+ /* It might be necessary to adjust the volume here */
+ if (!volume_is_norm) {
+ pa_memchunk_make_writable(&qchunk, 0);
+
+ if (o->thread_info.muted) {
+ pa_silence_memchunk(&qchunk, &o->source->sample_spec);
+ nvfs = FALSE;
+
+ } else if (!o->thread_info.resampler && nvfs) {
+ pa_cvolume v;
+
+ /* If we don't need a resampler we can merge the
+ * post and the pre volume adjustment into one */
+
+ pa_sw_cvolume_multiply(&v, &o->thread_info.soft_volume, &o->volume_factor_source);
+ pa_volume_memchunk(&qchunk, &o->source->sample_spec, &v);
+ nvfs = FALSE;
+
+ } else
+ pa_volume_memchunk(&qchunk, &o->source->sample_spec, &o->thread_info.soft_volume);
+ }
+
+ if (!o->thread_info.resampler) {
+ if (nvfs) {
+ pa_memchunk_make_writable(&qchunk, 0);
+ pa_volume_memchunk(&qchunk, &o->thread_info.sample_spec, &o->volume_factor_source);
+ }
+
o->push(o, &qchunk);
- else {
+ } else {
pa_memchunk rchunk;
if (mbs == 0)
pa_resampler_run(o->thread_info.resampler, &qchunk, &rchunk);
- if (rchunk.length > 0)
+ if (rchunk.length > 0) {
+ if (nvfs) {
+ pa_memchunk_make_writable(&rchunk, 0);
+ pa_volume_memchunk(&rchunk, &o->thread_info.sample_spec, &o->volume_factor_source);
+ }
+
o->push(o, &rchunk);
+ }
if (rchunk.memblock)
pa_memblock_unref(rchunk.memblock);
/* Called from thread context */
void pa_source_output_process_rewind(pa_source_output *o, size_t nbytes /* in source sample spec */) {
- pa_source_output_assert_ref(o);
+ pa_source_output_assert_ref(o);
+ pa_source_output_assert_io_context(o);
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->thread_info.state));
pa_assert(pa_frame_aligned(nbytes, &o->source->sample_spec));
pa_memblockq_rewind(o->thread_info.delay_memblockq, nbytes);
}
+/* Called from thread context */
+size_t pa_source_output_get_max_rewind(pa_source_output *o) {
+ pa_source_output_assert_ref(o);
+ pa_source_output_assert_io_context(o);
+
+ return o->thread_info.resampler ? pa_resampler_request(o->thread_info.resampler, o->source->thread_info.max_rewind) : o->source->thread_info.max_rewind;
+}
+
/* Called from thread context */
void pa_source_output_update_max_rewind(pa_source_output *o, size_t nbytes /* in the source's sample spec */) {
pa_source_output_assert_ref(o);
+ pa_source_output_assert_io_context(o);
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->thread_info.state));
pa_assert(pa_frame_aligned(nbytes, &o->source->sample_spec));
}
/* Called from thread context */
-static pa_usec_t fixup_latency(pa_source *s, pa_usec_t usec) {
- pa_source_assert_ref(s);
+pa_usec_t pa_source_output_set_requested_latency_within_thread(pa_source_output *o, pa_usec_t usec) {
+ pa_source_output_assert_ref(o);
+ pa_source_output_assert_io_context(o);
- if (usec == (pa_usec_t) -1)
- return usec;
+ if (!(o->source->flags & PA_SOURCE_DYNAMIC_LATENCY))
+ usec = o->source->thread_info.fixed_latency;
- if (s->thread_info.max_latency > 0 && usec > s->thread_info.max_latency)
- usec = s->thread_info.max_latency;
+ if (usec != (pa_usec_t) -1)
+ usec = PA_CLAMP(usec, o->source->thread_info.min_latency, o->source->thread_info.max_latency);
- if (s->thread_info.min_latency > 0 && usec < s->thread_info.min_latency)
- usec = s->thread_info.min_latency;
+ o->thread_info.requested_source_latency = usec;
+ pa_source_invalidate_requested_latency(o->source, TRUE);
return usec;
}
-/* Called from thread context */
-pa_usec_t pa_source_output_set_requested_latency_within_thread(pa_source_output *o, pa_usec_t usec) {
+/* Called from main context */
+pa_usec_t pa_source_output_set_requested_latency(pa_source_output *o, pa_usec_t usec) {
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
+
+ if (PA_SOURCE_OUTPUT_IS_LINKED(o->state) && o->source) {
+ pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o), PA_SOURCE_OUTPUT_MESSAGE_SET_REQUESTED_LATENCY, &usec, 0, NULL) == 0);
+ return usec;
+ }
+
+ /* If this source output is not realized yet or is being moved, we
+ * have to touch the thread info data directly */
+
+ if (o->source) {
+ if (!(o->source->flags & PA_SOURCE_DYNAMIC_LATENCY))
+ usec = pa_source_get_fixed_latency(o->source);
+
+ if (usec != (pa_usec_t) -1) {
+ pa_usec_t min_latency, max_latency;
+ pa_source_get_latency_range(o->source, &min_latency, &max_latency);
+ usec = PA_CLAMP(usec, min_latency, max_latency);
+ }
+ }
- usec = fixup_latency(o->source, usec);
o->thread_info.requested_source_latency = usec;
- pa_source_invalidate_requested_latency(o->source);
return usec;
}
/* Called from main context */
-pa_usec_t pa_source_output_set_requested_latency(pa_source_output *o, pa_usec_t usec) {
+pa_usec_t pa_source_output_get_requested_latency(pa_source_output *o) {
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
- if (PA_SOURCE_OUTPUT_IS_LINKED(o->state))
- pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o), PA_SOURCE_OUTPUT_MESSAGE_SET_REQUESTED_LATENCY, &usec, 0, NULL) == 0);
+ if (PA_SOURCE_OUTPUT_IS_LINKED(o->state) && o->source) {
+ pa_usec_t usec = 0;
+ pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o), PA_SOURCE_OUTPUT_MESSAGE_GET_REQUESTED_LATENCY, &usec, 0, NULL) == 0);
+ return usec;
+ }
+
+ /* If this source output is not realized yet or is being moved, we
+ * have to touch the thread info data directly */
+
+ return o->thread_info.requested_source_latency;
+}
+
+/* Called from main context */
+void pa_source_output_set_volume(pa_source_output *o, const pa_cvolume *volume, pa_bool_t save, pa_bool_t absolute) {
+ pa_cvolume v;
+
+ pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
+ pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
+ pa_assert(volume);
+ pa_assert(pa_cvolume_valid(volume));
+ pa_assert(volume->channels == 1 || pa_cvolume_compatible(volume, &o->sample_spec));
+ pa_assert(o->volume_writable);
+
+ if (!absolute && pa_source_flat_volume_enabled(o->source)) {
+ v = o->source->reference_volume;
+ pa_cvolume_remap(&v, &o->source->channel_map, &o->channel_map);
+
+ if (pa_cvolume_compatible(volume, &o->sample_spec))
+ volume = pa_sw_cvolume_multiply(&v, &v, volume);
+ else
+ volume = pa_sw_cvolume_multiply_scalar(&v, &v, pa_cvolume_max(volume));
+ } else {
+ if (!pa_cvolume_compatible(volume, &o->sample_spec)) {
+ v = o->volume;
+ volume = pa_cvolume_scale(&v, pa_cvolume_max(volume));
+ }
+ }
+
+ if (pa_cvolume_equal(volume, &o->volume)) {
+ o->save_volume = o->save_volume || save;
+ return;
+ }
+
+ o->volume = *volume;
+ o->save_volume = save;
+
+ if (pa_source_flat_volume_enabled(o->source)) {
+ /* We are in flat volume mode, so let's update all source input
+ * volumes and update the flat volume of the source */
+
+ pa_source_set_volume(o->source, NULL, TRUE, save);
+
+ } else {
+ /* OK, we are in normal volume mode. The volume only affects
+ * ourselves */
+ set_real_ratio(o, volume);
+
+ /* Copy the new soft_volume to the thread_info struct */
+ pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o), PA_SOURCE_OUTPUT_MESSAGE_SET_SOFT_VOLUME, NULL, 0, NULL) == 0);
+ }
+
+ /* The volume changed, let's tell people so */
+ if (o->volume_changed)
+ o->volume_changed(o);
+
+ /* The virtual volume changed, let's tell people so */
+ pa_subscription_post(o->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
+}
+
+/* Called from main context */
+static void set_real_ratio(pa_source_output *o, const pa_cvolume *v) {
+ pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
+ pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
+ pa_assert(!v || pa_cvolume_compatible(v, &o->sample_spec));
+
+ /* This basically calculates:
+ *
+ * o->real_ratio := v
+ * o->soft_volume := o->real_ratio * o->volume_factor */
+
+ if (v)
+ o->real_ratio = *v;
else
- /* If this source output is not realized yet, we have to touch
- * the thread info data directly */
+ pa_cvolume_reset(&o->real_ratio, o->sample_spec.channels);
- o->thread_info.requested_source_latency = usec;
+ pa_sw_cvolume_multiply(&o->soft_volume, &o->real_ratio, &o->volume_factor);
+ /* We don't copy the data to the thread_info data. That's left for someone else to do */
+}
- return usec;
+/* Called from main or I/O context */
+pa_bool_t pa_source_output_is_passthrough(pa_source_output *o) {
+ pa_source_output_assert_ref(o);
+
+ if (PA_UNLIKELY(!pa_format_info_is_pcm(o->format)))
+ return TRUE;
+
+ if (PA_UNLIKELY(o->flags & PA_SOURCE_OUTPUT_PASSTHROUGH))
+ return TRUE;
+
+ return FALSE;
}
/* Called from main context */
-pa_usec_t pa_source_output_get_requested_latency(pa_source_output *o) {
- pa_usec_t usec = 0;
+pa_bool_t pa_source_output_is_volume_readable(pa_source_output *o) {
+ pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
+
+ return !pa_source_output_is_passthrough(o);
+}
+/* Called from main context */
+pa_cvolume *pa_source_output_get_volume(pa_source_output *o, pa_cvolume *volume, pa_bool_t absolute) {
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
+ pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
+ pa_assert(pa_source_output_is_volume_readable(o));
- if (PA_SOURCE_OUTPUT_IS_LINKED(o->state))
- pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o), PA_SOURCE_OUTPUT_MESSAGE_GET_REQUESTED_LATENCY, &usec, 0, NULL) == 0);
+ if (absolute || !pa_source_flat_volume_enabled(o->source))
+ *volume = o->volume;
else
- /* If this source output is not realized yet, we have to touch
- * the thread info data directly */
- usec = o->thread_info.requested_source_latency;
+ *volume = o->reference_ratio;
- return usec;
+ return volume;
+}
+
+/* Called from main context */
+void pa_source_output_set_mute(pa_source_output *o, pa_bool_t mute, pa_bool_t save) {
+ pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
+ pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
+
+ if (!o->muted == !mute) {
+ o->save_muted = o->save_muted || mute;
+ return;
+ }
+
+ o->muted = mute;
+ o->save_muted = save;
+
+ pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o), PA_SOURCE_OUTPUT_MESSAGE_SET_SOFT_MUTE, NULL, 0, NULL) == 0);
+
+ /* The mute status changed, let's tell people so */
+ if (o->mute_changed)
+ o->mute_changed(o);
+
+ pa_subscription_post(o->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
+}
+
+/* Called from main context */
+pa_bool_t pa_source_output_get_mute(pa_source_output *o) {
+ pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
+ pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
+
+ return o->muted;
+}
+
+/* Called from main thread */
+void pa_source_output_update_proplist(pa_source_output *o, pa_update_mode_t mode, pa_proplist *p) {
+ pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
+
+ if (p)
+ pa_proplist_update(o->proplist, mode, p);
+
+ if (PA_SOURCE_OUTPUT_IS_LINKED(o->state)) {
+ pa_hook_fire(&o->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_PROPLIST_CHANGED], o);
+ pa_subscription_post(o->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
+ }
}
/* Called from main context */
void pa_source_output_cork(pa_source_output *o, pa_bool_t b) {
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
source_output_set_state(o, b ? PA_SOURCE_OUTPUT_CORKED : PA_SOURCE_OUTPUT_RUNNING);
/* Called from main context */
int pa_source_output_set_rate(pa_source_output *o, uint32_t rate) {
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
- pa_return_val_if_fail(o->thread_info.resampler, -1);
+ pa_return_val_if_fail(o->thread_info.resampler, -PA_ERR_BADSTATE);
if (o->sample_spec.rate == rate)
return 0;
pa_asyncmsgq_post(o->source->asyncmsgq, PA_MSGOBJECT(o), PA_SOURCE_OUTPUT_MESSAGE_SET_RATE, PA_UINT_TO_PTR(rate), 0, NULL, NULL);
- pa_subscription_post(o->source->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
+ pa_subscription_post(o->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
return 0;
}
/* Called from main context */
void pa_source_output_set_name(pa_source_output *o, const char *name) {
const char *old;
+ pa_assert_ctl_context();
pa_source_output_assert_ref(o);
if (!name && !pa_proplist_contains(o->proplist, PA_PROP_MEDIA_NAME))
pa_proplist_unset(o->proplist, PA_PROP_MEDIA_NAME);
if (PA_SOURCE_OUTPUT_IS_LINKED(o->state)) {
- pa_hook_fire(&o->source->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_PROPLIST_CHANGED], o);
- pa_subscription_post(o->source->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
+ pa_hook_fire(&o->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_PROPLIST_CHANGED], o);
+ pa_subscription_post(o->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
}
}
-/* Called from main thread */
-pa_bool_t pa_source_output_update_proplist(pa_source_output *o, pa_update_mode_t mode, pa_proplist *p) {
-
- pa_source_output_assert_ref(o);
-
- pa_proplist_update(o->proplist, mode, p);
-
- if (PA_SINK_IS_LINKED(o->state)) {
- pa_hook_fire(&o->source->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_PROPLIST_CHANGED], o);
- pa_subscription_post(o->source->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
- }
+/* Called from main context */
+pa_resample_method_t pa_source_output_get_resample_method(pa_source_output *o) {
+ pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
- return TRUE;
+ return o->actual_resample_method;
}
/* Called from main context */
-pa_resample_method_t pa_source_output_get_resample_method(pa_source_output *o) {
+pa_bool_t pa_source_output_may_move(pa_source_output *o) {
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
+ pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
- return o->resample_method;
+ if (o->flags & PA_SOURCE_OUTPUT_DONT_MOVE)
+ return FALSE;
+
+ if (o->direct_on_input)
+ return FALSE;
+
+ return TRUE;
}
+/* Called from main context */
pa_bool_t pa_source_output_may_move_to(pa_source_output *o, pa_source *dest) {
pa_source_output_assert_ref(o);
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
if (dest == o->source)
return TRUE;
- if (o->flags & PA_SOURCE_OUTPUT_DONT_MOVE)
- return FALSE;
-
- if (o->direct_on_input)
+ if (!pa_source_output_may_move(o))
return FALSE;
if (pa_idxset_size(dest->outputs) >= PA_MAX_OUTPUTS_PER_SOURCE) {
}
/* Called from main context */
-int pa_source_output_move_to(pa_source_output *o, pa_source *dest) {
+int pa_source_output_start_move(pa_source_output *o) {
pa_source *origin;
- pa_resampler *new_resampler;
- pa_source_output_move_hook_data hook_data;
+ int r;
pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
- pa_source_assert_ref(dest);
+ pa_assert(o->source);
+
+ if (!pa_source_output_may_move(o))
+ return -PA_ERR_NOTSUPPORTED;
+
+ if ((r = pa_hook_fire(&o->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_START], o)) < 0)
+ return r;
origin = o->source;
- if (dest == origin)
- return 0;
+ pa_idxset_remove_by_data(o->source->outputs, o, NULL);
+
+ if (pa_source_output_get_state(o) == PA_SOURCE_OUTPUT_CORKED)
+ pa_assert_se(origin->n_corked-- >= 1);
+
+ if (pa_source_output_is_passthrough(o))
+ pa_source_leave_passthrough(o->source);
+
+ if (pa_source_flat_volume_enabled(o->source))
+ /* We might need to update the source's volume if we are in flat
+ * volume mode. */
+ pa_source_set_volume(o->source, NULL, FALSE, FALSE);
+
+ pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o->source), PA_SOURCE_MESSAGE_REMOVE_OUTPUT, o, 0, NULL) == 0);
+
+ pa_source_update_status(o->source);
+ o->source = NULL;
+
+ pa_source_output_unref(o);
+
+ return 0;
+}
+
+/* Called from main context. If it has an origin source that uses volume sharing,
+ * then also the origin source 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_source_output *o, pa_source *dest) {
+ pa_cvolume old_volume;
+
+ pa_assert(o);
+ pa_assert(dest);
+ pa_assert(o->source); /* The destination source should already be set. */
+
+ if (o->destination_source && (o->destination_source->flags & PA_SOURCE_SHARE_VOLUME_WITH_MASTER)) {
+ pa_source *root_source;
+ pa_source_output *destination_source_output;
+ uint32_t idx;
+
+ root_source = pa_source_get_master(o->source);
+
+ if (PA_UNLIKELY(!root_source))
+ return;
+
+ if (pa_source_flat_volume_enabled(o->source)) {
+ /* Ok, so the origin source uses volume sharing, and flat volume is
+ * enabled. The volume will have to be updated as follows:
+ *
+ * o->volume := o->source->real_volume
+ * (handled later by pa_source_set_volume)
+ * o->reference_ratio := o->volume / o->source->reference_volume
+ * (handled later by pa_source_set_volume)
+ * o->real_ratio stays unchanged
+ * (streams whose origin source uses volume sharing should
+ * always have real_ratio of 0 dB)
+ * o->soft_volume stays unchanged
+ * (streams whose origin source uses volume sharing should
+ * always have volume_factor as soft_volume, so no change
+ * should be needed) */
+
+ pa_assert(pa_cvolume_is_norm(&o->real_ratio));
+ pa_assert(pa_cvolume_equal(&o->soft_volume, &o->volume_factor));
+
+ /* Notifications will be sent by pa_source_set_volume(). */
+
+ } else {
+ /* Ok, so the origin source uses volume sharing, and flat volume is
+ * disabled. The volume will have to be updated as follows:
+ *
+ * o->volume := 0 dB
+ * o->reference_ratio := 0 dB
+ * o->real_ratio stays unchanged
+ * (streams whose origin source uses volume sharing should
+ * always have real_ratio of 0 dB)
+ * o->soft_volume stays unchanged
+ * (streams whose origin source uses volume sharing should
+ * always have volume_factor as soft_volume, so no change
+ * should be needed) */
+
+ old_volume = o->volume;
+ pa_cvolume_reset(&o->volume, o->volume.channels);
+ pa_cvolume_reset(&o->reference_ratio, o->reference_ratio.channels);
+ pa_assert(pa_cvolume_is_norm(&o->real_ratio));
+ pa_assert(pa_cvolume_equal(&o->soft_volume, &o->volume_factor));
+
+ /* Notify others about the changed source output volume. */
+ if (!pa_cvolume_equal(&o->volume, &old_volume)) {
+ if (o->volume_changed)
+ o->volume_changed(o);
+
+ pa_subscription_post(o->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
+ }
+ }
+
+ /* Additionally, the origin source volume needs updating:
+ *
+ * o->destination_source->reference_volume := root_source->reference_volume
+ * o->destination_source->real_volume := root_source->real_volume
+ * o->destination_source->soft_volume stays unchanged
+ * (sources that use volume sharing should always have
+ * soft_volume of 0 dB) */
+
+ old_volume = o->destination_source->reference_volume;
+
+ o->destination_source->reference_volume = root_source->reference_volume;
+ pa_cvolume_remap(&o->destination_source->reference_volume, &root_source->channel_map, &o->destination_source->channel_map);
+
+ o->destination_source->real_volume = root_source->real_volume;
+ pa_cvolume_remap(&o->destination_source->real_volume, &root_source->channel_map, &o->destination_source->channel_map);
+
+ pa_assert(pa_cvolume_is_norm(&o->destination_source->soft_volume));
+
+ /* Notify others about the changed source volume. If you wonder whether
+ * o->destination_source->set_volume() should be called somewhere, that's not
+ * the case, because sources 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_SOURCE_MESSAGE_FINISH_MOVE message
+ * handler. */
+ if (!pa_cvolume_equal(&o->destination_source->reference_volume, &old_volume))
+ pa_subscription_post(o->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, o->destination_source->index);
+
+ /* Recursively update origin source outputs. */
+ PA_IDXSET_FOREACH(destination_source_output, o->destination_source->outputs, idx)
+ update_volume_due_to_moving(destination_source_output, dest);
+
+ } else {
+ old_volume = o->volume;
+
+ if (pa_source_flat_volume_enabled(o->source)) {
+ /* Ok, so this is a regular stream, and flat volume is enabled. The
+ * volume will have to be updated as follows:
+ *
+ * o->volume := o->reference_ratio * o->source->reference_volume
+ * o->reference_ratio stays unchanged
+ * o->real_ratio := o->volume / o->source->real_volume
+ * (handled later by pa_source_set_volume)
+ * o->soft_volume := o->real_ratio * o->volume_factor
+ * (handled later by pa_source_set_volume) */
+
+ o->volume = o->source->reference_volume;
+ pa_cvolume_remap(&o->volume, &o->source->channel_map, &o->channel_map);
+ pa_sw_cvolume_multiply(&o->volume, &o->volume, &o->reference_ratio);
+
+ } else {
+ /* Ok, so this is a regular stream, and flat volume is disabled.
+ * The volume will have to be updated as follows:
+ *
+ * o->volume := o->reference_ratio
+ * o->reference_ratio stays unchanged
+ * o->real_ratio := o->reference_ratio
+ * o->soft_volume := o->real_ratio * o->volume_factor */
+
+ o->volume = o->reference_ratio;
+ o->real_ratio = o->reference_ratio;
+ pa_sw_cvolume_multiply(&o->soft_volume, &o->real_ratio, &o->volume_factor);
+ }
+
+ /* Notify others about the changed source output volume. */
+ if (!pa_cvolume_equal(&o->volume, &old_volume)) {
+ /* XXX: In case o->source 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 (o->volume_changed)
+ o->volume_changed(o);
+
+ pa_subscription_post(o->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
+ }
+ }
+
+ /* If o->source == dest, then recursion has finished, and we can finally call
+ * pa_source_set_volume(), which will do the rest of the updates. */
+ if ((o->source == dest) && pa_source_flat_volume_enabled(o->source))
+ pa_source_set_volume(o->source, NULL, FALSE, o->save_volume);
+}
+
+/* Called from main context */
+int pa_source_output_finish_move(pa_source_output *o, pa_source *dest, pa_bool_t save) {
+ pa_resampler *new_resampler;
+
+ pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
+ pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
+ pa_assert(!o->source);
+ pa_source_assert_ref(dest);
if (!pa_source_output_may_move_to(o, dest))
- return -1;
+ return -PA_ERR_NOTSUPPORTED;
+
+ if (pa_source_output_is_passthrough(o) && !pa_source_check_format(dest, o->format)) {
+ pa_proplist *p = pa_proplist_new();
+ pa_log_debug("New source doesn't support stream format, sending format-changed and killing");
+ /* Tell the client what device we want to be on if it is going to
+ * reconnect */
+ pa_proplist_sets(p, "device", dest->name);
+ pa_source_output_send_event(o, PA_STREAM_EVENT_FORMAT_LOST, p);
+ pa_proplist_free(p);
+ return -PA_ERR_NOTSUPPORTED;
+ }
+
+ if (!(o->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) &&
+ !pa_sample_spec_equal(&o->sample_spec, &dest->sample_spec)){
+ /* try to change dest sink rate if possible without glitches.
+ module-suspend-on-idle resumes destination source with
+ SOURCE_OUTPUT_MOVE_FINISH hook */
+
+ pa_log_info("Trying to change sample rate");
+ if (pa_source_update_rate(dest, o->sample_spec.rate, pa_source_output_is_passthrough(o)) == TRUE)
+ pa_log_info("Rate changed to %u kHz",
+ dest->sample_spec.rate);
+ else
+ pa_log_info("Resampling enabled to %u kHz",
+ dest->sample_spec.rate);
+ }
if (o->thread_info.resampler &&
- pa_sample_spec_equal(&origin->sample_spec, &dest->sample_spec) &&
- pa_channel_map_equal(&origin->channel_map, &dest->channel_map))
+ pa_sample_spec_equal(pa_resampler_input_sample_spec(o->thread_info.resampler), &dest->sample_spec) &&
+ pa_channel_map_equal(pa_resampler_input_channel_map(o->thread_info.resampler), &dest->channel_map))
/* Try to reuse the old resampler if possible */
new_resampler = o->thread_info.resampler;
- else if ((o->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ||
- !pa_sample_spec_equal(&o->sample_spec, &dest->sample_spec) ||
- !pa_channel_map_equal(&o->channel_map, &dest->channel_map)) {
+ else if (!pa_source_output_is_passthrough(o) &&
+ ((o->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ||
+ !pa_sample_spec_equal(&o->sample_spec, &dest->sample_spec) ||
+ !pa_channel_map_equal(&o->channel_map, &dest->channel_map))) {
- /* Okey, we need a new resampler for the new source */
+ /* Okay, we need a new resampler for the new source */
if (!(new_resampler = pa_resampler_new(
- dest->core->mempool,
+ o->core->mempool,
&dest->sample_spec, &dest->channel_map,
&o->sample_spec, &o->channel_map,
- o->resample_method,
+ o->requested_resample_method,
((o->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ? PA_RESAMPLER_VARIABLE_RATE : 0) |
((o->flags & PA_SOURCE_OUTPUT_NO_REMAP) ? PA_RESAMPLER_NO_REMAP : 0) |
(o->core->disable_remixing || (o->flags & PA_SOURCE_OUTPUT_NO_REMIX) ? PA_RESAMPLER_NO_REMIX : 0)))) {
pa_log_warn("Unsupported resampling operation.");
- return -1;
+ return -PA_ERR_NOTSUPPORTED;
}
} else
new_resampler = NULL;
- hook_data.source_output = o;
- hook_data.destination = dest;
- pa_hook_fire(&o->source->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE], &hook_data);
-
- /* Okey, let's move it */
- pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o->source), PA_SOURCE_MESSAGE_REMOVE_OUTPUT, o, 0, NULL) == 0);
+ if (o->moving)
+ o->moving(o, dest);
- pa_idxset_remove_by_data(origin->outputs, o, NULL);
- pa_idxset_put(dest->outputs, o, NULL);
o->source = dest;
+ o->save_source = save;
+ pa_idxset_put(o->source->outputs, pa_source_output_ref(o), NULL);
- if (pa_source_output_get_state(o) == PA_SOURCE_OUTPUT_CORKED) {
- pa_assert_se(origin->n_corked-- >= 1);
- dest->n_corked++;
- }
+ pa_cvolume_remap(&o->volume_factor_source, &o->channel_map, &o->source->channel_map);
+
+ if (pa_source_output_get_state(o) == PA_SOURCE_OUTPUT_CORKED)
+ o->source->n_corked++;
/* Replace resampler */
if (new_resampler != o->thread_info.resampler) {
+
if (o->thread_info.resampler)
pa_resampler_free(o->thread_info.resampler);
o->thread_info.resampler = new_resampler;
pa_memblockq_free(o->thread_info.delay_memblockq);
o->thread_info.delay_memblockq = pa_memblockq_new(
+ "source output delay_memblockq",
0,
MEMBLOCKQ_MAXLENGTH,
0,
- pa_frame_size(&o->source->sample_spec),
+ &o->source->sample_spec,
0,
1,
0,
&o->source->silence);
+ o->actual_resample_method = new_resampler ? pa_resampler_get_method(new_resampler) : PA_RESAMPLER_INVALID;
}
- pa_source_update_status(origin);
pa_source_update_status(dest);
- pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o->source), PA_SOURCE_MESSAGE_ADD_OUTPUT, o, 0, NULL) == 0);
+ update_volume_due_to_moving(o, dest);
- if (o->moved)
- o->moved(o);
+ if (pa_source_output_is_passthrough(o))
+ pa_source_enter_passthrough(o->source);
- pa_hook_fire(&o->source->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_POST], o);
+ pa_assert_se(pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o->source), PA_SOURCE_MESSAGE_ADD_OUTPUT, o, 0, NULL) == 0);
- pa_log_debug("Successfully moved source output %i from %s to %s.", o->index, origin->name, dest->name);
+ pa_log_debug("Successfully moved source output %i to %s.", o->index, dest->name);
/* Notify everyone */
- pa_subscription_post(o->source->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
+ pa_hook_fire(&o->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_FINISH], o);
+ pa_subscription_post(o->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
+
+ return 0;
+}
+
+/* Called from main context */
+void pa_source_output_fail_move(pa_source_output *o) {
+
+ pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
+ pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
+ pa_assert(!o->source);
+
+ /* Check if someone wants this source output? */
+ if (pa_hook_fire(&o->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_FAIL], o) == PA_HOOK_STOP)
+ return;
+
+ if (o->moving)
+ o->moving(o, NULL);
+
+ pa_source_output_kill(o);
+}
+
+/* Called from main context */
+int pa_source_output_move_to(pa_source_output *o, pa_source *dest, pa_bool_t save) {
+ int r;
+
+ pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
+ pa_assert(PA_SOURCE_OUTPUT_IS_LINKED(o->state));
+ pa_assert(o->source);
+ pa_source_assert_ref(dest);
+
+ if (dest == o->source)
+ return 0;
+
+ if (!pa_source_output_may_move_to(o, dest))
+ return -PA_ERR_NOTSUPPORTED;
+
+ pa_source_output_ref(o);
+
+ if ((r = pa_source_output_start_move(o)) < 0) {
+ pa_source_output_unref(o);
+ return r;
+ }
+
+ if ((r = pa_source_output_finish_move(o, dest, save)) < 0) {
+ pa_source_output_fail_move(o);
+ pa_source_output_unref(o);
+ return r;
+ }
+
+ pa_source_output_unref(o);
return 0;
}
/* Called from IO thread context */
void pa_source_output_set_state_within_thread(pa_source_output *o, pa_source_output_state_t state) {
pa_source_output_assert_ref(o);
+ pa_source_output_assert_io_context(o);
if (state == o->thread_info.state)
return;
case PA_SOURCE_OUTPUT_MESSAGE_GET_LATENCY: {
pa_usec_t *r = userdata;
- pa_usec_t source_usec = 0;
r[0] += pa_bytes_to_usec(pa_memblockq_get_length(o->thread_info.delay_memblockq), &o->source->sample_spec);
-
- if (o->source->parent.process_msg(PA_MSGOBJECT(o->source), PA_SOURCE_MESSAGE_GET_LATENCY, &source_usec, 0, NULL) >= 0)
- r[1] += source_usec;
+ r[1] += pa_source_get_latency_within_thread(o->source);
return 0;
}
case PA_SOURCE_OUTPUT_MESSAGE_SET_STATE:
pa_source_output_set_state_within_thread(o, PA_PTR_TO_UINT(userdata));
+
return 0;
case PA_SOURCE_OUTPUT_MESSAGE_SET_REQUESTED_LATENCY: {
*r = o->thread_info.requested_source_latency;
return 0;
}
+
+ case PA_SOURCE_OUTPUT_MESSAGE_SET_SOFT_VOLUME:
+ if (!pa_cvolume_equal(&o->thread_info.soft_volume, &o->soft_volume)) {
+ o->thread_info.soft_volume = o->soft_volume;
+ }
+ return 0;
+
+ case PA_SOURCE_OUTPUT_MESSAGE_SET_SOFT_MUTE:
+ if (o->thread_info.muted != o->muted) {
+ o->thread_info.muted = o->muted;
+ }
+ return 0;
}
- return -1;
+ return -PA_ERR_NOTIMPLEMENTED;
+}
+
+/* Called from main context */
+void pa_source_output_send_event(pa_source_output *o, const char *event, pa_proplist *data) {
+ pa_proplist *pl = NULL;
+ pa_source_output_send_event_hook_data hook_data;
+
+ pa_source_output_assert_ref(o);
+ pa_assert_ctl_context();
+ pa_assert(event);
+
+ if (!o->send_event)
+ return;
+
+ if (!data)
+ data = pl = pa_proplist_new();
+
+ hook_data.source_output = o;
+ hook_data.data = data;
+ hook_data.event = event;
+
+ if (pa_hook_fire(&o->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_SEND_EVENT], &hook_data) < 0)
+ goto finish;
+
+ o->send_event(o, event, data);
+
+finish:
+ if (pl)
+ pa_proplist_free(pl);
}