dlls/mmdevapi/mmdevdrv.h

   1 /*
   2  * This library is free software; you can redistribute it and/or
   3  * modify it under the terms of the GNU Lesser General Public
   4  * License as published by the Free Software Foundation; either
   5  * version 2.1 of the License, or (at your option) any later version.
   6  *
   7  * This library is distributed in the hope that it will be useful,
   8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  10  * Lesser General Public License for more details.
  11  *
  12  * You should have received a copy of the GNU Lesser General Public
  13  * License along with this library; if not, write to the Free Software
  14  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  15  */
  16
  17 #include <audiopolicy.h>
  18 #include <mmdeviceapi.h>
  19
  20 #include <wine/list.h>
  21
  22 typedef struct audio_client ACImpl;
  23
  24 typedef struct audio_session {
  25     GUID guid;
  26     struct list clients;
  27
  28     IMMDevice *device;
  29
  30     float master_vol;
  31     UINT32 channel_count;
  32     float *channel_vols;
  33     BOOL mute;
  34
  35     struct list entry;
  36 } AudioSession;
  37
  38 typedef struct audio_session_wrapper {
  39     IAudioSessionControl2 IAudioSessionControl2_iface;
  40     IChannelAudioVolume IChannelAudioVolume_iface;
  41     ISimpleAudioVolume ISimpleAudioVolume_iface;
  42
  43     LONG ref;
  44
  45     struct audio_client *client;
  46     struct audio_session *session;
  47 } AudioSessionWrapper;
  48
  49 typedef struct session_mgr {
  50     IAudioSessionManager2 IAudioSessionManager2_iface;
  51
  52     LONG ref;
  53
  54     IMMDevice *device;
  55 } SessionMgr;
  56
  57 struct audio_client {
  58     IAudioClient3 IAudioClient3_iface;
  59     IAudioRenderClient IAudioRenderClient_iface;
  60     IAudioCaptureClient IAudioCaptureClient_iface;
  61     IAudioClock IAudioClock_iface;
  62     IAudioClock2 IAudioClock2_iface;
  63     IAudioStreamVolume IAudioStreamVolume_iface;
  64
  65     LONG ref;
  66
  67     IMMDevice *parent;
  68     IUnknown *marshal;
  69
  70     EDataFlow dataflow;
  71     float *vols;
  72     UINT32 channel_count;
  73     stream_handle stream;
  74
  75     HANDLE timer_thread;
  76
  77     struct audio_session *session;
  78     struct audio_session_wrapper *session_wrapper;
  79
  80     struct list entry;
  81
  82     /* Keep at end */
  83     char device_name[0];
  84 };