From 88af35c0aba64783e111dfb0585d7958a9e9963e Mon Sep 17 00:00:00 2001 From: Max Kellermann Date: Sat, 14 Mar 2009 11:35:40 +0100 Subject: volume: moved code to mixer_all.c --- src/mixer_all.c | 59 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 src/mixer_all.c (limited to 'src/mixer_all.c') diff --git a/src/mixer_all.c b/src/mixer_all.c new file mode 100644 index 00000000..de5856bb --- /dev/null +++ b/src/mixer_all.c @@ -0,0 +1,59 @@ +/* + * Copyright (C) 2003-2009 The Music Player Daemon Project + * http://www.musicpd.org + * + * 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 Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include "mixer_all.h" +#include "mixer_control.h" +#include "output_all.h" + +#include + +#undef G_LOG_DOMAIN +#define G_LOG_DOMAIN "mixer" + +int +mixer_all_get_volume(void) +{ + unsigned count = audio_output_count(), ok = 0; + int volume, total = 0; + + for (unsigned i = 0; i < count; i++) { + if (mixer_control_getvol(i, &volume)) { + g_debug("device %d: volume=%d", i, volume); + total += volume; + ++ok; + } + } + + if (ok == 0) + return -1; + + return total / ok; +} + +bool +mixer_all_set_volume(int volume, bool relative) +{ + bool success = false; + unsigned count = audio_output_count(); + + for (unsigned i = 0; i < count; i++) + success = mixer_control_setvol(i, volume, relative) || success; + + return success; +} -- cgit v1.2.3