src/add-ons/media/media-add-ons/opensound/OpenSoundDeviceMixer.h

   1 /*
   2  * OpenSound media addon for BeOS and Haiku
   3  *
   4  * Copyright (c) 2007, François Revol (revol@free.fr)
   5  * Distributed under the terms of the MIT License.
   6  */
   7
   8 #ifndef _OPENSOUNDDEVICEMIXER_H
   9 #define _OPENSOUNDDEVICEMIXER_H
  10
  11 #include "OpenSoundDevice.h"
  12
  13 class OpenSoundDeviceMixer
  14 {
  15         public:
  16                 OpenSoundDeviceMixer(oss_mixerinfo *info);
  17                 virtual ~OpenSoundDeviceMixer(void);
  18
  19                 virtual status_t InitCheck(void) const;
  20                 int                     FD() const { return fFD; };
  21                 const oss_mixerinfo *Info() const { return &fMixerInfo; };
  22
  23                 int                             CountExtInfos();
  24                 status_t                GetExtInfo(int index, oss_mixext *info);
  25                 status_t                GetMixerValue(oss_mixer_value *value);
  26                 status_t                SetMixerValue(oss_mixer_value *value);
  27                 status_t                GetEnumInfo(int index, oss_mixer_enuminfo *info);
  28
  29
  30
  31                 //
  32                 int                             CachedUpdateCounter(int index);
  33                 void                    SetCachedUpdateCounter(int index, int counter);
  34
  35                 /*
  36                 status_t                Get(oss_ *info);
  37                 status_t                Get(oss_ *info);
  38                 */
  39
  40         private:
  41                 status_t                                fInitCheckStatus;
  42                 oss_mixerinfo                   fMixerInfo;
  43                 int                                             fFD;
  44 };
  45
  46 #endif