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mixer/winmm: convert to a class

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This commit is contained in:
Max Kellermann 2013-04-16 21:31:03 +02:00
parent 506c716cf2
commit 621467717d
1 changed files with 12 additions and 10 deletions
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22
src/mixer/WinmmMixerPlugin.cxx
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@ -31,9 +31,13 @@
#undef G_LOG_DOMAIN
#define G_LOG_DOMAIN "winmm_mixer"
struct winmm_mixer {
struct mixer base;
struct WinmmMixer final : public mixer {
WinmmOutput *output;
WinmmMixer(WinmmOutput *_output)
:output(_output) {
mixer_init(this, &winmm_mixer_plugin);
}
};
static inline GQuark
@ -61,23 +65,21 @@ winmm_mixer_init(void *ao, G_GNUC_UNUSED const struct config_param *param,
{
assert(ao != nullptr);
struct winmm_mixer *wm = g_new(struct winmm_mixer, 1);
mixer_init(&wm->base, &winmm_mixer_plugin);
wm->output = (WinmmOutput *) ao;
return &wm->base;
return new WinmmMixer((WinmmOutput *)ao);
}
static void
winmm_mixer_finish(struct mixer *data)
{
g_free(data);
WinmmMixer *wm = (WinmmMixer *)data;
delete wm;
}
static int
winmm_mixer_get_volume(struct mixer *mixer, GError **error_r)
{
struct winmm_mixer *wm = (struct winmm_mixer *) mixer;
WinmmMixer *wm = (WinmmMixer *) mixer;
DWORD volume;
HWAVEOUT handle = winmm_output_get_handle(wm->output);
MMRESULT result = waveOutGetVolume(handle, &volume);
@ -94,7 +96,7 @@ winmm_mixer_get_volume(struct mixer *mixer, GError **error_r)
static bool
winmm_mixer_set_volume(struct mixer *mixer, unsigned volume, GError **error_r)
{
struct winmm_mixer *wm = (struct winmm_mixer *) mixer;
WinmmMixer *wm = (WinmmMixer *) mixer;
DWORD value = winmm_volume_encode(volume);
HWAVEOUT handle = winmm_output_get_handle(wm->output);
MMRESULT result = waveOutSetVolume(handle, value);