/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- * * Copyright (C) 2014 Michal Ratajsky * * 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 #include #include #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; }