dlls/mmdevapi/audiovolume.c

   1 /*
   2  * Copyright 2010 Maarten Lankhorst for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #define COBJMACROS
  20 #include "config.h"
  21
  22 #include <stdarg.h>
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "winnls.h"
  27 #include "winreg.h"
  28 #include "wine/debug.h"
  29 #include "wine/unicode.h"
  30
  31 #include "ole2.h"
  32 #include "mmdeviceapi.h"
  33 #include "mmsystem.h"
  34 #include "dsound.h"
  35 #include "audioclient.h"
  36 #include "endpointvolume.h"
  37 #include "audiopolicy.h"
  38
  39 #include "mmdevapi.h"
  40
  41 WINE_DEFAULT_DEBUG_CHANNEL(mmdevapi);
  42
  43 typedef struct AEVImpl {
  44     IAudioEndpointVolumeEx IAudioEndpointVolumeEx_iface;
  45     LONG ref;
  46 } AEVImpl;
  47
  48 static inline AEVImpl *impl_from_IAudioEndpointVolumeEx(IAudioEndpointVolumeEx *iface)
  49 {
  50     return CONTAINING_RECORD(iface, AEVImpl, IAudioEndpointVolumeEx_iface);
  51 }
  52
  53 static void AudioEndpointVolume_Destroy(AEVImpl *This)
  54 {
  55     HeapFree(GetProcessHeap(), 0, This);
  56 }
  57
  58 static HRESULT WINAPI AEV_QueryInterface(IAudioEndpointVolumeEx *iface, REFIID riid, void **ppv)
  59 {
  60     AEVImpl *This = impl_from_IAudioEndpointVolumeEx(iface);
  61     TRACE("(%p)->(%s,%p)\n", This, debugstr_guid(riid), ppv);
  62     if (!ppv)
  63         return E_POINTER;
  64     *ppv = NULL;
  65     if (IsEqualIID(riid, &IID_IUnknown) ||
  66         IsEqualIID(riid, &IID_IAudioEndpointVolume) ||
  67         IsEqualIID(riid, &IID_IAudioEndpointVolumeEx)) {
  68         *ppv = &This->IAudioEndpointVolumeEx_iface;
  69     }
  70     else
  71         return E_NOINTERFACE;
  72     IUnknown_AddRef((IUnknown *)*ppv);
  73     return S_OK;
  74 }
  75
  76 static ULONG WINAPI AEV_AddRef(IAudioEndpointVolumeEx *iface)
  77 {
  78     AEVImpl *This = impl_from_IAudioEndpointVolumeEx(iface);
  79     ULONG ref = InterlockedIncrement(&This->ref);
  80     TRACE("(%p) new ref %u\n", This, ref);
  81     return ref;
  82 }
  83
  84 static ULONG WINAPI AEV_Release(IAudioEndpointVolumeEx *iface)
  85 {
  86     AEVImpl *This = impl_from_IAudioEndpointVolumeEx(iface);
  87     ULONG ref = InterlockedDecrement(&This->ref);
  88     TRACE("(%p) new ref %u\n", This, ref);
  89     if (!ref)
  90         AudioEndpointVolume_Destroy(This);
  91     return ref;
  92 }
  93
  94 static HRESULT WINAPI AEV_RegisterControlChangeNotify(IAudioEndpointVolumeEx *iface, IAudioEndpointVolumeCallback *notify)
  95 {
  96     TRACE("(%p)->(%p)\n", iface, notify);
  97     if (!notify)
  98         return E_POINTER;
  99     FIXME("stub\n");
 100     return S_OK;
 101 }
 102
 103 static HRESULT WINAPI AEV_UnregisterControlChangeNotify(IAudioEndpointVolumeEx *iface, IAudioEndpointVolumeCallback *notify)
 104 {
 105     TRACE("(%p)->(%p)\n", iface, notify);
 106     if (!notify)
 107         return E_POINTER;
 108     FIXME("stub\n");
 109     return S_OK;
 110 }
 111
 112 static HRESULT WINAPI AEV_GetChannelCount(IAudioEndpointVolumeEx *iface, UINT *count)
 113 {
 114     TRACE("(%p)->(%p)\n", iface, count);
 115     if (!count)
 116         return E_POINTER;
 117     FIXME("stub\n");
 118     return E_NOTIMPL;
 119 }
 120
 121 static HRESULT WINAPI AEV_SetMasterVolumeLevel(IAudioEndpointVolumeEx *iface, float leveldb, const GUID *ctx)
 122 {
 123     TRACE("(%p)->(%f,%s)\n", iface, leveldb, debugstr_guid(ctx));
 124     FIXME("stub\n");
 125     return E_NOTIMPL;
 126 }
 127
 128 static HRESULT WINAPI AEV_SetMasterVolumeLevelScalar(IAudioEndpointVolumeEx *iface, float level, const GUID *ctx)
 129 {
 130     TRACE("(%p)->(%f,%s)\n", iface, level, debugstr_guid(ctx));
 131     FIXME("stub\n");
 132     return E_NOTIMPL;
 133 }
 134
 135 static HRESULT WINAPI AEV_GetMasterVolumeLevel(IAudioEndpointVolumeEx *iface, float *leveldb)
 136 {
 137     TRACE("(%p)->(%p)\n", iface, leveldb);
 138     if (!leveldb)
 139         return E_POINTER;
 140     FIXME("stub\n");
 141     return E_NOTIMPL;
 142 }
 143
 144 static HRESULT WINAPI AEV_GetMasterVolumeLevelScalar(IAudioEndpointVolumeEx *iface, float *level)
 145 {
 146     TRACE("(%p)->(%p)\n", iface, level);
 147     if (!level)
 148         return E_POINTER;
 149     FIXME("stub\n");
 150     return E_NOTIMPL;
 151 }
 152
 153 static HRESULT WINAPI AEV_SetChannelVolumeLevel(IAudioEndpointVolumeEx *iface, UINT chan, float leveldb, const GUID *ctx)
 154 {
 155     TRACE("(%p)->(%f,%s)\n", iface, leveldb, debugstr_guid(ctx));
 156     FIXME("stub\n");
 157     return E_NOTIMPL;
 158 }
 159
 160 static HRESULT WINAPI AEV_SetChannelVolumeLevelScalar(IAudioEndpointVolumeEx *iface, UINT chan, float level, const GUID *ctx)
 161 {
 162     TRACE("(%p)->(%u,%f,%s)\n", iface, chan, level, debugstr_guid(ctx));
 163     FIXME("stub\n");
 164     return E_NOTIMPL;
 165 }
 166
 167 static HRESULT WINAPI AEV_GetChannelVolumeLevel(IAudioEndpointVolumeEx *iface, UINT chan, float *leveldb)
 168 {
 169     TRACE("(%p)->(%u,%p)\n", iface, chan, leveldb);
 170     if (!leveldb)
 171         return E_POINTER;
 172     FIXME("stub\n");
 173     return E_NOTIMPL;
 174 }
 175
 176 static HRESULT WINAPI AEV_GetChannelVolumeLevelScalar(IAudioEndpointVolumeEx *iface, UINT chan, float *level)
 177 {
 178     TRACE("(%p)->(%u,%p)\n", iface, chan, level);
 179     if (!level)
 180         return E_POINTER;
 181     FIXME("stub\n");
 182     return E_NOTIMPL;
 183 }
 184
 185 static HRESULT WINAPI AEV_SetMute(IAudioEndpointVolumeEx *iface, BOOL mute, const GUID *ctx)
 186 {
 187     TRACE("(%p)->(%u,%s)\n", iface, mute, debugstr_guid(ctx));
 188     FIXME("stub\n");
 189     return E_NOTIMPL;
 190 }
 191
 192 static HRESULT WINAPI AEV_GetMute(IAudioEndpointVolumeEx *iface, BOOL *mute)
 193 {
 194     TRACE("(%p)->(%p)\n", iface, mute);
 195     if (!mute)
 196         return E_POINTER;
 197     FIXME("stub\n");
 198     return E_NOTIMPL;
 199 }
 200
 201 static HRESULT WINAPI AEV_GetVolumeStepInfo(IAudioEndpointVolumeEx *iface, UINT *stepsize, UINT *stepcount)
 202 {
 203     TRACE("(%p)->(%p,%p)\n", iface, stepsize, stepcount);
 204     if (!stepsize && !stepcount)
 205         return E_POINTER;
 206     FIXME("stub\n");
 207     return E_NOTIMPL;
 208 }
 209
 210 static HRESULT WINAPI AEV_VolumeStepUp(IAudioEndpointVolumeEx *iface, const GUID *ctx)
 211 {
 212     TRACE("(%p)->(%s)\n", iface, debugstr_guid(ctx));
 213     FIXME("stub\n");
 214     return E_NOTIMPL;
 215 }
 216
 217 static HRESULT WINAPI AEV_VolumeStepDown(IAudioEndpointVolumeEx *iface, const GUID *ctx)
 218 {
 219     TRACE("(%p)->(%s)\n", iface, debugstr_guid(ctx));
 220     FIXME("stub\n");
 221     return E_NOTIMPL;
 222 }
 223
 224 static HRESULT WINAPI AEV_QueryHardwareSupport(IAudioEndpointVolumeEx *iface, DWORD *mask)
 225 {
 226     TRACE("(%p)->(%p)\n", iface, mask);
 227     if (!mask)
 228         return E_POINTER;
 229     FIXME("stub\n");
 230     return E_NOTIMPL;
 231 }
 232
 233 static HRESULT WINAPI AEV_GetVolumeRange(IAudioEndpointVolumeEx *iface, float *mindb, float *maxdb, float *inc)
 234 {
 235     TRACE("(%p)->(%p,%p,%p)\n", iface, mindb, maxdb, inc);
 236     if (!mindb || !maxdb || !inc)
 237         return E_POINTER;
 238     FIXME("stub\n");
 239     return E_NOTIMPL;
 240 }
 241
 242 static HRESULT WINAPI AEV_GetVolumeRangeChannel(IAudioEndpointVolumeEx *iface, UINT chan, float *mindb, float *maxdb, float *inc)
 243 {
 244     TRACE("(%p)->(%p,%p,%p)\n", iface, mindb, maxdb, inc);
 245     if (!mindb || !maxdb || !inc)
 246         return E_POINTER;
 247     FIXME("stub\n");
 248     return E_NOTIMPL;
 249 }
 250
 251 static const IAudioEndpointVolumeExVtbl AEVImpl_Vtbl = {
 252     AEV_QueryInterface,
 253     AEV_AddRef,
 254     AEV_Release,
 255     AEV_RegisterControlChangeNotify,
 256     AEV_UnregisterControlChangeNotify,
 257     AEV_GetChannelCount,
 258     AEV_SetMasterVolumeLevel,
 259     AEV_SetMasterVolumeLevelScalar,
 260     AEV_GetMasterVolumeLevel,
 261     AEV_GetMasterVolumeLevelScalar,
 262     AEV_SetChannelVolumeLevel,
 263     AEV_SetChannelVolumeLevelScalar,
 264     AEV_GetChannelVolumeLevel,
 265     AEV_GetChannelVolumeLevelScalar,
 266     AEV_SetMute,
 267     AEV_GetMute,
 268     AEV_GetVolumeStepInfo,
 269     AEV_VolumeStepUp,
 270     AEV_VolumeStepDown,
 271     AEV_QueryHardwareSupport,
 272     AEV_GetVolumeRange,
 273     AEV_GetVolumeRangeChannel
 274 };
 275
 276 HRESULT AudioEndpointVolume_Create(MMDevice *parent, IAudioEndpointVolume **ppv)
 277 {
 278     AEVImpl *This;
 279
 280     *ppv = NULL;
 281     This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
 282     if (!This)
 283         return E_OUTOFMEMORY;
 284     This->IAudioEndpointVolumeEx_iface.lpVtbl = &AEVImpl_Vtbl;
 285     This->ref = 1;
 286
 287     *ppv = (IAudioEndpointVolume*)&This->IAudioEndpointVolumeEx_iface;
 288     return S_OK;
 289 }