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author | Max Kellermann <max@duempel.org> | 2014-01-24 16:25:21 +0100 |
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committer | Max Kellermann <max@duempel.org> | 2014-01-24 16:44:32 +0100 |
commit | 68eda78704ec50f71333d661db5568700fe00355 (patch) | |
tree | 0ea518a03e303946d7b4839d04b21ef77c200ff9 /src/mixer/WinmmMixerPlugin.cxx | |
parent | 7c52a1c04bccac68f4220c8bf3d3a59c16ed58db (diff) | |
download | mpd-68eda78704ec50f71333d661db5568700fe00355.tar.gz mpd-68eda78704ec50f71333d661db5568700fe00355.tar.xz mpd-68eda78704ec50f71333d661db5568700fe00355.zip |
Mixer*: move to mixer/
Diffstat (limited to 'src/mixer/WinmmMixerPlugin.cxx')
-rw-r--r-- | src/mixer/WinmmMixerPlugin.cxx | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/src/mixer/WinmmMixerPlugin.cxx b/src/mixer/WinmmMixerPlugin.cxx deleted file mode 100644 index 6f10fd71b..000000000 --- a/src/mixer/WinmmMixerPlugin.cxx +++ /dev/null @@ -1,114 +0,0 @@ -/* - * Copyright (C) 2003-2014 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 "config.h" -#include "MixerInternal.hxx" -#include "output/OutputAPI.hxx" -#include "output/plugins/WinmmOutputPlugin.hxx" -#include "util/Error.hxx" -#include "util/Domain.hxx" - -#include <mmsystem.h> - -#include <assert.h> -#include <math.h> -#include <windows.h> - -struct WinmmMixer final : public Mixer { - WinmmOutput *output; - - WinmmMixer(WinmmOutput *_output) - :Mixer(winmm_mixer_plugin), - output(_output) { - } -}; - -static constexpr Domain winmm_mixer_domain("winmm_mixer"); - -static inline int -winmm_volume_decode(DWORD volume) -{ - return lround((volume & 0xFFFF) / 655.35); -} - -static inline DWORD -winmm_volume_encode(int volume) -{ - int value = lround(volume * 655.35); - return MAKELONG(value, value); -} - -static Mixer * -winmm_mixer_init(void *ao, gcc_unused const config_param ¶m, - gcc_unused Error &error) -{ - assert(ao != nullptr); - - return new WinmmMixer((WinmmOutput *)ao); -} - -static void -winmm_mixer_finish(Mixer *data) -{ - WinmmMixer *wm = (WinmmMixer *)data; - - delete wm; -} - -static int -winmm_mixer_get_volume(Mixer *mixer, Error &error) -{ - WinmmMixer *wm = (WinmmMixer *) mixer; - DWORD volume; - HWAVEOUT handle = winmm_output_get_handle(wm->output); - MMRESULT result = waveOutGetVolume(handle, &volume); - - if (result != MMSYSERR_NOERROR) { - error.Set(winmm_mixer_domain, "Failed to get winmm volume"); - return -1; - } - - return winmm_volume_decode(volume); -} - -static bool -winmm_mixer_set_volume(Mixer *mixer, unsigned volume, Error &error) -{ - WinmmMixer *wm = (WinmmMixer *) mixer; - DWORD value = winmm_volume_encode(volume); - HWAVEOUT handle = winmm_output_get_handle(wm->output); - MMRESULT result = waveOutSetVolume(handle, value); - - if (result != MMSYSERR_NOERROR) { - error.Set(winmm_mixer_domain, "Failed to set winmm volume"); - return false; - } - - return true; -} - -const struct mixer_plugin winmm_mixer_plugin = { - winmm_mixer_init, - winmm_mixer_finish, - nullptr, - nullptr, - winmm_mixer_get_volume, - winmm_mixer_set_volume, - false, -}; |