diff options
Diffstat (limited to '')
| -rw-r--r-- | src/mixer/winmm_mixer_plugin.c | 114 | ||||
| -rw-r--r-- | src/mixer_list.h | 1 | ||||
| -rw-r--r-- | src/output/winmm_output_plugin.c | 9 | ||||
| -rw-r--r-- | src/output/winmm_output_plugin.h | 29 |
4 files changed, 153 insertions, 0 deletions
diff --git a/src/mixer/winmm_mixer_plugin.c b/src/mixer/winmm_mixer_plugin.c new file mode 100644 index 000000000..e1e8a7a45 --- /dev/null +++ b/src/mixer/winmm_mixer_plugin.c @@ -0,0 +1,114 @@ +/* + * Copyright (C) 2003-2010 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 "mixer_api.h" +#include "output_api.h" +#include "output/winmm_output_plugin.h" + +#include <assert.h> +#include <math.h> +#include <windows.h> + +#undef G_LOG_DOMAIN +#define G_LOG_DOMAIN "winmm_mixer" + +struct winmm_mixer { + struct mixer base; + struct winmm_output *output; +}; + +static inline GQuark +winmm_mixer_quark(void) +{ + return g_quark_from_static_string("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 struct mixer * +winmm_mixer_init(void *ao, G_GNUC_UNUSED const struct config_param *param, + G_GNUC_UNUSED GError **error_r) +{ + assert(ao != NULL); + + struct winmm_mixer *wm = g_new(struct winmm_mixer, 1); + mixer_init(&wm->base, &winmm_mixer_plugin); + wm->output = (struct winmm_output *) ao; + + return &wm->base; +} + +static void +winmm_mixer_finish(struct mixer *data) +{ + g_free(data); +} + +static int +winmm_mixer_get_volume(struct mixer *mixer, GError **error_r) +{ + struct winmm_mixer *wm = (struct winmm_mixer *) mixer; + DWORD volume; + HWAVEOUT handle = winmm_output_get_handle(wm->output); + MMRESULT result = waveOutGetVolume(handle, &volume); + + if (result != MMSYSERR_NOERROR) { + g_set_error(error_r, 0, winmm_mixer_quark(), + "Failed to get winmm volume"); + return -1; + } + + return winmm_volume_decode(volume); +} + +static bool +winmm_mixer_set_volume(struct mixer *mixer, unsigned volume, GError **error_r) +{ + struct winmm_mixer *wm = (struct winmm_mixer *) mixer; + DWORD value = winmm_volume_encode(volume); + HWAVEOUT handle = winmm_output_get_handle(wm->output); + MMRESULT result = waveOutSetVolume(handle, value); + + if (result != MMSYSERR_NOERROR) { + g_set_error(error_r, 0, winmm_mixer_quark(), + "Failed to set winmm volume"); + return false; + } + + return true; +} + +const struct mixer_plugin winmm_mixer_plugin = { + .init = winmm_mixer_init, + .finish = winmm_mixer_finish, + .get_volume = winmm_mixer_get_volume, + .set_volume = winmm_mixer_set_volume, +}; diff --git a/src/mixer_list.h b/src/mixer_list.h index 44bfd9289..a472c8807 100644 --- a/src/mixer_list.h +++ b/src/mixer_list.h @@ -29,5 +29,6 @@ extern const struct mixer_plugin software_mixer_plugin; extern const struct mixer_plugin alsa_mixer_plugin; extern const struct mixer_plugin oss_mixer_plugin; extern const struct mixer_plugin pulse_mixer_plugin; +extern const struct mixer_plugin winmm_mixer_plugin; #endif diff --git a/src/output/winmm_output_plugin.c b/src/output/winmm_output_plugin.c index 88c338c52..214d9e713 100644 --- a/src/output/winmm_output_plugin.c +++ b/src/output/winmm_output_plugin.c @@ -20,6 +20,8 @@ #include "config.h" #include "output_api.h" #include "pcm_buffer.h" +#include "mixer_list.h" +#include "winmm_output_plugin.h" #include <windows.h> @@ -54,6 +56,12 @@ winmm_output_quark(void) return g_quark_from_static_string("winmm_output"); } +HWAVEOUT +winmm_output_get_handle(struct winmm_output* output) +{ + return output->handle; +} + static bool winmm_output_test_default_device(void) { @@ -293,4 +301,5 @@ const struct audio_output_plugin winmm_output_plugin = { .play = winmm_output_play, .drain = winmm_output_drain, .cancel = winmm_output_cancel, + .mixer_plugin = &winmm_mixer_plugin, }; diff --git a/src/output/winmm_output_plugin.h b/src/output/winmm_output_plugin.h new file mode 100644 index 000000000..39507275a --- /dev/null +++ b/src/output/winmm_output_plugin.h @@ -0,0 +1,29 @@ +/* + * Copyright (C) 2003-2010 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. + */ + +#ifndef MPD_WINMM_OUTPUT_PLUGIN_H +#define MPD_WINMM_OUTPUT_PLUGIN_H + +#include <windows.h> + +struct winmm_output; + +HWAVEOUT winmm_output_get_handle(struct winmm_output*); + +#endif |