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/*
* Copyright (C) 2014 Michal Ratajsky <michal.ratajsky@gmail.com>
*
* This library 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 licence, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#include <glib.h>
#include <glib-object.h>
#include <libmatemixer/matemixer.h>
#include <libmatemixer/matemixer-private.h>
#include <pulse/pulseaudio.h>
#include "pulse-connection.h"
#include "pulse-helpers.h"
#include "pulse-monitor.h"
#include "pulse-sink.h"
#include "pulse-sink-input.h"
#include "pulse-stream.h"
#include "pulse-stream-control.h"
G_DEFINE_TYPE (PulseSinkInput, pulse_sink_input, PULSE_TYPE_STREAM_CONTROL);
static guint pulse_sink_input_get_max_volume (MateMixerStreamControl *mmsc);
static gboolean pulse_sink_input_set_mute (PulseStreamControl *psc,
gboolean mute);
static gboolean pulse_sink_input_set_volume (PulseStreamControl *psc,
pa_cvolume *cvolume);
static PulseMonitor *pulse_sink_input_create_monitor (PulseStreamControl *psc);
static void
pulse_sink_input_class_init (PulseSinkInputClass *klass)
{
MateMixerStreamControlClass *mmsc_class;
PulseStreamControlClass *control_class;
mmsc_class = MATE_MIXER_STREAM_CONTROL_CLASS (klass);
mmsc_class->get_max_volume = pulse_sink_input_get_max_volume;
control_class = PULSE_STREAM_CONTROL_CLASS (klass);
control_class->set_mute = pulse_sink_input_set_mute;
control_class->set_volume = pulse_sink_input_set_volume;
control_class->create_monitor = pulse_sink_input_create_monitor;
}
static void
pulse_sink_input_init (PulseSinkInput *input)
{
}
PulseSinkInput *
pulse_sink_input_new (PulseConnection *connection,
const pa_sink_input_info *info,
PulseSink *parent)
{
PulseSinkInput *input;
gchar *name;
const gchar *prop;
const gchar *label = NULL;
MateMixerAppInfo *app_info = NULL;
MateMixerStreamControlFlags flags = MATE_MIXER_STREAM_CONTROL_MUTE_READABLE |
MATE_MIXER_STREAM_CONTROL_MUTE_WRITABLE |
MATE_MIXER_STREAM_CONTROL_HAS_MONITOR;
MateMixerStreamControlRole role = MATE_MIXER_STREAM_CONTROL_ROLE_UNKNOWN;
MateMixerStreamControlMediaRole media_role = MATE_MIXER_STREAM_CONTROL_MEDIA_ROLE_UNKNOWN;
g_return_val_if_fail (PULSE_IS_CONNECTION (connection), NULL);
g_return_val_if_fail (info != NULL, NULL);
g_return_val_if_fail (PULSE_IS_SINK (parent), NULL);
/* Many mixer applications query the Pulse client list and use the client
* name here, but we use the name only as an identifier, so let's avoid
* this unnecessary overhead and use a custom name.
* Also make sure to make the name unique by including the PulseAudio index. */
name = g_strdup_printf ("pulse-output-control-%lu", (gulong) info->index);
if (info->has_volume) {
flags |=
MATE_MIXER_STREAM_CONTROL_VOLUME_READABLE |
MATE_MIXER_STREAM_CONTROL_HAS_DECIBEL;
if (info->volume_writable)
flags |= MATE_MIXER_STREAM_CONTROL_VOLUME_WRITABLE;
}
if (info->client != PA_INVALID_INDEX) {
app_info = _mate_mixer_app_info_new ();
role = MATE_MIXER_STREAM_CONTROL_ROLE_APPLICATION;
prop = pa_proplist_gets (info->proplist, PA_PROP_APPLICATION_NAME);
if (prop != NULL)
_mate_mixer_app_info_set_name (app_info, prop);
prop = pa_proplist_gets (info->proplist, PA_PROP_APPLICATION_ID);
if (prop != NULL)
_mate_mixer_app_info_set_id (app_info, prop);
prop = pa_proplist_gets (info->proplist, PA_PROP_APPLICATION_VERSION);
if (prop != NULL)
_mate_mixer_app_info_set_version (app_info, prop);
prop = pa_proplist_gets (info->proplist, PA_PROP_APPLICATION_ICON_NAME);
if (prop != NULL)
_mate_mixer_app_info_set_icon (app_info, prop);
}
prop = pa_proplist_gets (info->proplist, PA_PROP_MEDIA_ROLE);
if (prop != NULL) {
media_role = pulse_convert_media_role_name (prop);
if (media_role == MATE_MIXER_STREAM_CONTROL_MEDIA_ROLE_EVENT) {
/* The event description seems to provide much better readable
* description for event streams */
prop = pa_proplist_gets (info->proplist, PA_PROP_EVENT_DESCRIPTION);
if (prop != NULL)
label = prop;
}
}
if (label == NULL)
label = info->name;
input = g_object_new (PULSE_TYPE_SINK_INPUT,
"name", name,
"label", label,
"flags", flags,
"role", role,
"media-role", media_role,
"stream", parent,
"connection", connection,
"index", info->index,
NULL);
g_free (name);
if (app_info != NULL) {
/* Takes ownership of app_info */
pulse_stream_control_set_app_info (PULSE_STREAM_CONTROL (input),
app_info,
TRUE);
}
pulse_sink_input_update (input, info);
return input;
}
void
pulse_sink_input_update (PulseSinkInput *input, const pa_sink_input_info *info)
{
g_return_if_fail (PULSE_IS_SINK_INPUT (input));
g_return_if_fail (info != NULL);
/* Let all the information update before emitting notify signals */
g_object_freeze_notify (G_OBJECT (input));
_mate_mixer_stream_control_set_mute (MATE_MIXER_STREAM_CONTROL (input),
info->mute ? TRUE : FALSE);
pulse_stream_control_set_channel_map (PULSE_STREAM_CONTROL (input),
&info->channel_map);
if (info->has_volume)
pulse_stream_control_set_cvolume (PULSE_STREAM_CONTROL (input),
&info->volume,
0);
else
pulse_stream_control_set_cvolume (PULSE_STREAM_CONTROL (input),
NULL,
0);
g_object_thaw_notify (G_OBJECT (input));
}
static guint
pulse_sink_input_get_max_volume (MateMixerStreamControl *mmsc)
{
g_return_val_if_fail (PULSE_IS_SINK_INPUT (mmsc), (guint) PA_VOLUME_MUTED);
/* Do not extend the volume to PA_VOLUME_UI_MAX as PulseStreamControl does */
return (guint) PA_VOLUME_NORM;
}
static gboolean
pulse_sink_input_set_mute (PulseStreamControl *psc, gboolean mute)
{
g_return_val_if_fail (PULSE_IS_SINK_INPUT (psc), FALSE);
return pulse_connection_set_sink_input_mute (pulse_stream_control_get_connection (psc),
pulse_stream_control_get_index (psc),
mute);
}
static gboolean
pulse_sink_input_set_volume (PulseStreamControl *psc, pa_cvolume *cvolume)
{
g_return_val_if_fail (PULSE_IS_SINK_INPUT (psc), FALSE);
g_return_val_if_fail (cvolume != NULL, FALSE);
return pulse_connection_set_sink_input_volume (pulse_stream_control_get_connection (psc),
pulse_stream_control_get_index (psc),
cvolume);
}
static PulseMonitor *
pulse_sink_input_create_monitor (PulseStreamControl *psc)
{
PulseSink *sink;
guint32 index;
g_return_val_if_fail (PULSE_IS_SINK_INPUT (psc), NULL);
sink = PULSE_SINK (mate_mixer_stream_control_get_stream (MATE_MIXER_STREAM_CONTROL (psc)));
index = pulse_sink_get_index_monitor (sink);
if (G_UNLIKELY (index == PA_INVALID_INDEX)) {
g_debug ("Monitor of stream control %s is not available",
mate_mixer_stream_control_get_name (MATE_MIXER_STREAM_CONTROL (psc)));
return NULL;
}
return pulse_connection_create_monitor (pulse_stream_control_get_connection (psc),
index,
pulse_stream_control_get_index (psc));
}
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