plugins/sound_oss/sound_oss.h

   1
   2 #include <ptlib.h>
   3 #include <ptlib/socket.h>
   4 #include <ptlib/plugin.h>
   5
   6 //#if !P_USE_INLINES
   7 //#include <ptlib/contain.inl>
   8 //#endif
   9
  10 #ifdef P_LINUX
  11 #include <sys/soundcard.h>
  12 #endif
  13
  14 #ifdef P_FREEBSD
  15 #if P_FREEBSD >= 500000
  16 #include <sys/soundcard.h>
  17 #else
  18 #include <machine/soundcard.h>
  19 #endif
  20 #endif
  21
  22 #if defined(P_OPENBSD) || defined(P_NETBSD)
  23 #include <soundcard.h>
  24 #endif
  25
  26 class SoundHandleEntry : public PObject {
  27
  28   PCLASSINFO(SoundHandleEntry, PObject)
  29
  30   public:
  31     SoundHandleEntry();
  32
  33     int handle;
  34     int direction;
  35
  36     unsigned numChannels;
  37     unsigned sampleRate;
  38     unsigned bitsPerSample;
  39     unsigned fragmentValue;
  40     BOOL isInitialised;
  41 };
  42
  43 class PSoundChannelOSS: public PSoundChannel
  44 {
  45  public:
  46     PSoundChannelOSS();
  47     void Construct();
  48     PSoundChannelOSS(const PString &device,
  49                      PSoundChannel::Directions dir,
  50                      unsigned numChannels,
  51                      unsigned sampleRate,
  52                      unsigned bitsPerSample);
  53     ~PSoundChannelOSS();
  54     static PStringArray GetDeviceNames(PSoundChannel::Directions = Player);
  55     static PString GetDefaultDevice(PSoundChannel::Directions);
  56     BOOL Open(const PString & _device,
  57               Directions _dir,
  58               unsigned _numChannels,
  59               unsigned _sampleRate,
  60               unsigned _bitsPerSample);
  61     BOOL Setup();
  62     BOOL Close();
  63     BOOL IsOpen() const;
  64     BOOL Write(const void * buf, PINDEX len);
  65     BOOL Read(void * buf, PINDEX len);
  66     BOOL SetFormat(unsigned numChannels,
  67                    unsigned sampleRate,
  68                    unsigned bitsPerSample);
  69     unsigned GetChannels() const;
  70     unsigned GetSampleRate() const;
  71     unsigned GetSampleSize() const;
  72     BOOL SetBuffers(PINDEX size, PINDEX count);
  73     BOOL GetBuffers(PINDEX & size, PINDEX & count);
  74     BOOL PlaySound(const PSound & sound, BOOL wait);
  75     BOOL PlayFile(const PFilePath & filename, BOOL wait);
  76     BOOL HasPlayCompleted();
  77     BOOL WaitForPlayCompletion();
  78     BOOL RecordSound(PSound & sound);
  79     BOOL RecordFile(const PFilePath & filename);
  80     BOOL StartRecording();
  81     BOOL IsRecordBufferFull();
  82     BOOL AreAllRecordBuffersFull();
  83     BOOL WaitForRecordBufferFull();
  84     BOOL WaitForAllRecordBuffersFull();
  85     BOOL Abort();
  86     BOOL SetVolume(unsigned newVal);
  87     BOOL GetVolume(unsigned &devVol);
  88
  89   protected:
  90     unsigned mNumChannels;
  91     unsigned mSampleRate;
  92     unsigned mBitsPerSample;
  93     unsigned actualSampleRate;
  94     Directions direction;
  95     PString device;
  96     BOOL isInitialised;
  97 };