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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
*
* Copyright (C) 2014 Michal Ratajsky <michal.ratajsky@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "config.h"
#include <glib.h>
#include <glib/gi18n.h>
#include <libmatemixer/matemixer.h>
#include "gvc-utils.h"
/* libcanberra requires a PulseAudio channel name to be given to its
* CA_PROP_CANBERRA_FORCE_CHANNEL property.
*
* The strings here are copied from PulseAudio source code to avoid depending
* on libpulse. */
static const gchar *pulse_position[MATE_MIXER_CHANNEL_MAX] = {
[MATE_MIXER_CHANNEL_MONO] = "mono",
[MATE_MIXER_CHANNEL_FRONT_LEFT] = "front-left",
[MATE_MIXER_CHANNEL_FRONT_RIGHT] = "front-right",
[MATE_MIXER_CHANNEL_FRONT_CENTER] = "front-center",
[MATE_MIXER_CHANNEL_LFE] = "lfe",
[MATE_MIXER_CHANNEL_BACK_LEFT] = "rear-left",
[MATE_MIXER_CHANNEL_BACK_RIGHT] = "rear-right",
[MATE_MIXER_CHANNEL_BACK_CENTER] = "rear-center",
[MATE_MIXER_CHANNEL_FRONT_LEFT_CENTER] = "front-left-of-center",
[MATE_MIXER_CHANNEL_FRONT_RIGHT_CENTER] = "front-right-of-center",
[MATE_MIXER_CHANNEL_SIDE_LEFT] = "side-left",
[MATE_MIXER_CHANNEL_SIDE_RIGHT] = "side-right",
[MATE_MIXER_CHANNEL_TOP_FRONT_LEFT] = "top-front-left",
[MATE_MIXER_CHANNEL_TOP_FRONT_RIGHT] = "top-front-right",
[MATE_MIXER_CHANNEL_TOP_FRONT_CENTER] = "top-front-center",
[MATE_MIXER_CHANNEL_TOP_CENTER] = "top-center",
[MATE_MIXER_CHANNEL_TOP_BACK_LEFT] = "top-rear-left",
[MATE_MIXER_CHANNEL_TOP_BACK_RIGHT] = "top-rear-right",
[MATE_MIXER_CHANNEL_TOP_BACK_CENTER] = "top-rear-center"
};
static const gchar *pretty_position[MATE_MIXER_CHANNEL_MAX] = {
[MATE_MIXER_CHANNEL_UNKNOWN] = N_("Unknown"),
/* Speaker channel names */
[MATE_MIXER_CHANNEL_MONO] = N_("Mono"),
[MATE_MIXER_CHANNEL_FRONT_LEFT] = N_("Front Left"),
[MATE_MIXER_CHANNEL_FRONT_RIGHT] = N_("Front Right"),
[MATE_MIXER_CHANNEL_FRONT_CENTER] = N_("Front Center"),
[MATE_MIXER_CHANNEL_LFE] = N_("LFE"),
[MATE_MIXER_CHANNEL_BACK_LEFT] = N_("Rear Left"),
[MATE_MIXER_CHANNEL_BACK_RIGHT] = N_("Rear Right"),
[MATE_MIXER_CHANNEL_BACK_CENTER] = N_("Rear Center"),
[MATE_MIXER_CHANNEL_FRONT_LEFT_CENTER] = N_("Front Left of Center"),
[MATE_MIXER_CHANNEL_FRONT_RIGHT_CENTER] = N_("Front Right of Center"),
[MATE_MIXER_CHANNEL_SIDE_LEFT] = N_("Side Left"),
[MATE_MIXER_CHANNEL_SIDE_RIGHT] = N_("Side Right"),
[MATE_MIXER_CHANNEL_TOP_FRONT_LEFT] = N_("Top Front Left"),
[MATE_MIXER_CHANNEL_TOP_FRONT_RIGHT] = N_("Top Front Right"),
[MATE_MIXER_CHANNEL_TOP_FRONT_CENTER] = N_("Top Front Center"),
[MATE_MIXER_CHANNEL_TOP_CENTER] = N_("Top Center"),
[MATE_MIXER_CHANNEL_TOP_BACK_LEFT] = N_("Top Rear Left"),
[MATE_MIXER_CHANNEL_TOP_BACK_RIGHT] = N_("Top Rear Right"),
[MATE_MIXER_CHANNEL_TOP_BACK_CENTER] = N_("Top Rear Center")
};
const gchar *
gvc_channel_position_to_pulse_string (MateMixerChannelPosition position)
{
g_return_val_if_fail (position >= 0 && position < MATE_MIXER_CHANNEL_MAX, NULL);
return pulse_position[position];
}
const gchar *
gvc_channel_position_to_pretty_string (MateMixerChannelPosition position)
{
g_return_val_if_fail (position >= 0 && position < MATE_MIXER_CHANNEL_MAX, NULL);
return pretty_position[position];
}
const gchar *
gvc_channel_map_to_pretty_string (MateMixerStreamControl *control)
{
g_return_val_if_fail (MATE_MIXER_IS_STREAM_CONTROL (control), NULL);
#define HAS_POSITION(p) (mate_mixer_stream_control_has_channel_position (control, (p)))
/* Modeled after PulseAudio 5.0, probably could be extended with other combinations */
switch (mate_mixer_stream_control_get_num_channels (control)) {
case 1:
if (HAS_POSITION (MATE_MIXER_CHANNEL_MONO))
return _("Mono");
break;
case 2:
if (HAS_POSITION (MATE_MIXER_CHANNEL_FRONT_LEFT) &&
HAS_POSITION (MATE_MIXER_CHANNEL_FRONT_RIGHT))
return _("Stereo");
break;
case 4:
if (HAS_POSITION (MATE_MIXER_CHANNEL_FRONT_LEFT) &&
HAS_POSITION (MATE_MIXER_CHANNEL_FRONT_RIGHT) &&
HAS_POSITION (MATE_MIXER_CHANNEL_BACK_LEFT) &&
HAS_POSITION (MATE_MIXER_CHANNEL_BACK_RIGHT))
return _("Surround 4.0");
break;
case 5:
if (HAS_POSITION (MATE_MIXER_CHANNEL_FRONT_LEFT) &&
HAS_POSITION (MATE_MIXER_CHANNEL_FRONT_RIGHT) &&
HAS_POSITION (MATE_MIXER_CHANNEL_BACK_LEFT) &&
HAS_POSITION (MATE_MIXER_CHANNEL_BACK_RIGHT)) {
if (HAS_POSITION (MATE_MIXER_CHANNEL_LFE))
return _("Surround 4.1");
if (HAS_POSITION (MATE_MIXER_CHANNEL_FRONT_CENTER))
return _("Surround 5.0");
}
break;
case 6:
if (HAS_POSITION (MATE_MIXER_CHANNEL_FRONT_LEFT) &&
HAS_POSITION (MATE_MIXER_CHANNEL_FRONT_RIGHT) &&
HAS_POSITION (MATE_MIXER_CHANNEL_FRONT_CENTER) &&
HAS_POSITION (MATE_MIXER_CHANNEL_BACK_LEFT) &&
HAS_POSITION (MATE_MIXER_CHANNEL_BACK_RIGHT) &&
HAS_POSITION (MATE_MIXER_CHANNEL_LFE))
return _("Surround 5.1");
break;
case 8:
if (HAS_POSITION (MATE_MIXER_CHANNEL_FRONT_LEFT) &&
HAS_POSITION (MATE_MIXER_CHANNEL_FRONT_RIGHT) &&
HAS_POSITION (MATE_MIXER_CHANNEL_FRONT_CENTER) &&
HAS_POSITION (MATE_MIXER_CHANNEL_BACK_LEFT) &&
HAS_POSITION (MATE_MIXER_CHANNEL_BACK_RIGHT) &&
HAS_POSITION (MATE_MIXER_CHANNEL_SIDE_LEFT) &&
HAS_POSITION (MATE_MIXER_CHANNEL_SIDE_RIGHT) &&
HAS_POSITION (MATE_MIXER_CHANNEL_LFE))
return _("Surround 7.1");
break;
}
#undef HAS_POSITION
return NULL;
}
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