plugins/sound_oss/sound_oss.h

   1
   2 #include <ptlib.h>
   3 #include <ptlib/sound.h>
   4 #include <ptlib/socket.h>
   5
   6 //#if !P_USE_INLINES
   7 //#include <ptlib/contain.inl>
   8 //#endif
   9
  10 #ifdef P_SOLARIS
  11 #include <sys/soundcard.h>
  12 #endif
  13
  14 #ifdef P_LINUX
  15 #include <sys/soundcard.h>
  16 #endif
  17
  18 #ifdef P_FREEBSD
  19 #if P_FREEBSD >= 500000
  20 #include <sys/soundcard.h>
  21 #else
  22 #include <machine/soundcard.h>
  23 #endif
  24 #endif
  25
  26 #if defined(P_OPENBSD) || defined(P_NETBSD)
  27 #include <soundcard.h>
  28 #endif
  29
  30 class SoundHandleEntry : public PObject {
  31
  32   PCLASSINFO(SoundHandleEntry, PObject)
  33
  34   public:
  35     SoundHandleEntry();
  36
  37     int handle;
  38     int direction;
  39
  40     unsigned numChannels;
  41     unsigned sampleRate;
  42     unsigned bitsPerSample;
  43     unsigned fragmentValue;
  44     BOOL isInitialised;
  45     unsigned resampleRate;
  46 };
  47
  48 class PSoundChannelOSS: public PSoundChannel
  49 {
  50  public:
  51     PSoundChannelOSS();
  52     void Construct();
  53     PSoundChannelOSS(const PString &device,
  54                      PSoundChannel::Directions dir,
  55                      unsigned numChannels,
  56                      unsigned sampleRate,
  57                      unsigned bitsPerSample);
  58     ~PSoundChannelOSS();
  59     static PStringArray GetDeviceNames(PSoundChannel::Directions = Player);
  60     static PString GetDefaultDevice(PSoundChannel::Directions);
  61     BOOL Open(const PString & _device,
  62               Directions _dir,
  63               unsigned _numChannels,
  64               unsigned _sampleRate,
  65               unsigned _bitsPerSample);
  66     BOOL Setup();
  67     BOOL Close();
  68     BOOL IsOpen() const;
  69     BOOL Write(const void * buf, PINDEX len);
  70     BOOL Read(void * buf, PINDEX len);
  71     BOOL SetFormat(unsigned numChannels,
  72                    unsigned sampleRate,
  73                    unsigned bitsPerSample);
  74     unsigned GetChannels() const;
  75     unsigned GetSampleRate() const;
  76     unsigned GetSampleSize() const;
  77     BOOL SetBuffers(PINDEX size, PINDEX count);
  78     BOOL GetBuffers(PINDEX & size, PINDEX & count);
  79     BOOL PlaySound(const PSound & sound, BOOL wait);
  80     BOOL PlayFile(const PFilePath & filename, BOOL wait);
  81     BOOL HasPlayCompleted();
  82     BOOL WaitForPlayCompletion();
  83     BOOL RecordSound(PSound & sound);
  84     BOOL RecordFile(const PFilePath & filename);
  85     BOOL StartRecording();
  86     BOOL IsRecordBufferFull();
  87     BOOL AreAllRecordBuffersFull();
  88     BOOL WaitForRecordBufferFull();
  89     BOOL WaitForAllRecordBuffersFull();
  90     BOOL Abort();
  91     BOOL SetVolume(unsigned newVal);
  92     BOOL GetVolume(unsigned &devVol);
  93
  94   protected:
  95     unsigned mNumChannels;
  96     unsigned mSampleRate;
  97     unsigned mBitsPerSample;
  98     unsigned actualSampleRate;
  99     Directions direction;
 100     PString device;
 101     BOOL isInitialised;
 102     unsigned resampleRate;
 103 };