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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-stream.h>
#include <libmatemixer/matemixer-port.h>
#include <pulse/pulseaudio.h>
#include "pulse-connection.h"
#include "pulse-stream.h"
#include "pulse-source.h"
struct _PulseSourcePrivate
{
guint32 index_monitored_sink;
};
static gboolean source_set_mute (MateMixerStream *stream,
gboolean mute);
static gboolean source_set_volume (MateMixerStream *stream,
pa_cvolume *volume);
static gboolean source_set_active_port (MateMixerStream *stream,
const gchar *port_name);
G_DEFINE_TYPE (PulseSource, pulse_source, PULSE_TYPE_STREAM);
static void
pulse_source_init (PulseSource *source)
{
source->priv = G_TYPE_INSTANCE_GET_PRIVATE (source,
PULSE_TYPE_SOURCE,
PulseSourcePrivate);
}
static void
pulse_source_class_init (PulseSourceClass *klass)
{
PulseStreamClass *stream_class;
stream_class = PULSE_STREAM_CLASS (klass);
stream_class->set_mute = source_set_mute;
stream_class->set_volume = source_set_volume;
stream_class->set_active_port = source_set_active_port;
g_type_class_add_private (klass, sizeof (PulseSourcePrivate));
}
PulseStream *
pulse_source_new (PulseConnection *connection, const pa_source_info *info)
{
PulseSource *source;
GList *ports = NULL;
int i;
for (i = 0; i < info->n_ports; i++) {
MateMixerPort *port;
MateMixerPortStatus status = MATE_MIXER_PORT_UNKNOWN_STATUS;
pa_source_port_info *p_info = info->ports[i];
#if PA_CHECK_VERSION(2, 0, 0)
switch (p_info->available) {
case PA_PORT_AVAILABLE_YES:
status = MATE_MIXER_PORT_AVAILABLE;
break;
case PA_PORT_AVAILABLE_NO:
status = MATE_MIXER_PORT_UNAVAILABLE;
break;
default:
break;
}
#endif
port = mate_mixer_port_new (p_info->name,
p_info->description,
NULL,
p_info->priority,
status);
ports = g_list_prepend (ports, port);
}
source = g_object_new (PULSE_TYPE_SOURCE,
"connection", connection,
"index", info->index,
NULL);
/* According to the PulseAudio code, the list of sink port never changes with
* updates.
* This may be not future-proof, but checking and validating the list of ports on
* each update would be an expensive operation, so let's set the list only during
* the construction */
pulse_stream_update_ports (PULSE_STREAM (source), g_list_reverse (ports));
/* Other data may change at any time, so let's make a use of our update function */
pulse_source_update (PULSE_STREAM (source), info);
return PULSE_STREAM (source);
}
gboolean
pulse_source_update (PulseStream *stream, const pa_source_info *info)
{
PulseSource *source;
MateMixerStreamFlags flags = MATE_MIXER_STREAM_INPUT |
MATE_MIXER_STREAM_HAS_MUTE |
MATE_MIXER_STREAM_HAS_VOLUME |
MATE_MIXER_STREAM_CAN_SET_VOLUME;
g_return_val_if_fail (PULSE_IS_SOURCE (stream), FALSE);
source = PULSE_SOURCE (stream);
/* Let all the information update before emitting notify signals */
g_object_freeze_notify (G_OBJECT (stream));
pulse_stream_update_name (stream, info->name);
pulse_stream_update_description (stream, info->description);
pulse_stream_update_mute (stream, info->mute ? TRUE : FALSE);
pulse_stream_update_channel_map (stream, &info->channel_map);
pulse_stream_update_volume_extended (stream,
&info->volume,
info->base_volume,
info->n_volume_steps);
if (info->active_port)
pulse_stream_update_active_port (stream, info->active_port->name);
switch (info->state) {
case PA_SOURCE_RUNNING:
pulse_stream_update_status (stream, MATE_MIXER_STREAM_RUNNING);
break;
case PA_SOURCE_IDLE:
pulse_stream_update_status (stream, MATE_MIXER_STREAM_IDLE);
break;
case PA_SOURCE_SUSPENDED:
pulse_stream_update_status (stream, MATE_MIXER_STREAM_SUSPENDED);
break;
default:
pulse_stream_update_status (stream, MATE_MIXER_STREAM_UNKNOWN_STATUS);
break;
}
/* Build the flag list */
if (info->flags & PA_SINK_DECIBEL_VOLUME)
flags |= MATE_MIXER_STREAM_HAS_DECIBEL_VOLUME;
if (info->flags & PA_SINK_FLAT_VOLUME)
flags |= MATE_MIXER_STREAM_HAS_FLAT_VOLUME;
if (pa_channel_map_can_balance (&info->channel_map))
flags |= MATE_MIXER_STREAM_CAN_BALANCE;
if (pa_channel_map_can_fade (&info->channel_map))
flags |= MATE_MIXER_STREAM_CAN_FADE;
pulse_stream_update_flags (stream, flags);
if (source->priv->index_monitored_sink != info->monitor_of_sink) {
source->priv->index_monitored_sink = info->monitor_of_sink;
// TODO: provide a property
// g_object_notify (G_OBJECT (stream), "monitor");
}
g_object_thaw_notify (G_OBJECT (stream));
return TRUE;
}
static gboolean
source_set_mute (MateMixerStream *stream, gboolean mute)
{
g_return_val_if_fail (PULSE_IS_SOURCE (stream), FALSE);
return pulse_connection_set_source_mute (pulse_stream_get_connection (PULSE_STREAM (stream)),
pulse_stream_get_index (PULSE_STREAM (stream)),
mute);
}
static gboolean
source_set_volume (MateMixerStream *stream, pa_cvolume *volume)
{
g_return_val_if_fail (PULSE_IS_SOURCE (stream), FALSE);
g_return_val_if_fail (volume != NULL, FALSE);
return pulse_connection_set_source_volume (pulse_stream_get_connection (PULSE_STREAM (stream)),
pulse_stream_get_index (PULSE_STREAM (stream)),
volume);
}
static gboolean
source_set_active_port (MateMixerStream *stream, const gchar *port_name)
{
g_return_val_if_fail (PULSE_IS_SOURCE (stream), FALSE);
g_return_val_if_fail (port_name != NULL, FALSE);
return pulse_connection_set_source_port (pulse_stream_get_connection (PULSE_STREAM (stream)),
pulse_stream_get_index (PULSE_STREAM (stream)),
port_name);
}
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