plugins/sound_esd/sound_esd.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 PSoundChannelESD: public PSoundChannel
  27 {
  28  public:
  29     PSoundChannelESD();
  30     void Construct();
  31     PSoundChannelESD(const PString &device,
  32                      PSoundChannel::Directions dir,
  33                      unsigned numChannels,
  34                      unsigned sampleRate,
  35                      unsigned bitsPerSample);
  36     ~PSoundChannelESD();
  37     static PStringArray GetDeviceNames(PSoundChannel::Directions = Player);
  38     static PString GetDefaultDevice(PSoundChannel::Directions);
  39     BOOL Open(const PString & _device,
  40               Directions _dir,
  41               unsigned _numChannels,
  42               unsigned _sampleRate,
  43               unsigned _bitsPerSample);
  44     BOOL Setup();
  45     BOOL Close();
  46     BOOL IsOpen() const;
  47     BOOL Write(const void * buf, PINDEX len);
  48     BOOL Read(void * buf, PINDEX len);
  49     BOOL SetFormat(unsigned numChannels,
  50                    unsigned sampleRate,
  51                    unsigned bitsPerSample);
  52     unsigned GetChannels() const;
  53     unsigned GetSampleRate() const;
  54     unsigned GetSampleSize() const;
  55     BOOL SetBuffers(PINDEX size, PINDEX count);
  56     BOOL GetBuffers(PINDEX & size, PINDEX & count);
  57     BOOL PlaySound(const PSound & sound, BOOL wait);
  58     BOOL PlayFile(const PFilePath & filename, BOOL wait);
  59     BOOL HasPlayCompleted();
  60     BOOL WaitForPlayCompletion();
  61     BOOL RecordSound(PSound & sound);
  62     BOOL RecordFile(const PFilePath & filename);
  63     BOOL StartRecording();
  64     BOOL IsRecordBufferFull();
  65     BOOL AreAllRecordBuffersFull();
  66     BOOL WaitForRecordBufferFull();
  67     BOOL WaitForAllRecordBuffersFull();
  68     BOOL Abort();
  69     BOOL SetVolume(unsigned newVal);
  70     BOOL GetVolume(unsigned &devVol);
  71
  72   protected:
  73     unsigned mNumChannels;
  74     unsigned mSampleRate;
  75     unsigned mBitsPerSample;
  76     unsigned actualSampleRate;
  77     Directions direction;
  78     PString device;
  79     BOOL isInitialised;
  80 };