utils/wxMMedia/sndpcm.h

   1 #ifndef __SNDPCM_H__
   2 #define __SNDPCM_H__
   3
   4 #ifdef __GNUG__
   5 #pragma interface
   6 #endif
   7
   8 #include "sndfrmt.h"
   9
  10 class wxSoundPcmCodec : public wxSoundCodec {
  11   DECLARE_DYNAMIC_CLASS(wxSoundPcmCodec)
  12  public:
  13   wxSoundPcmCodec();
  14   virtual ~wxSoundPcmCodec();
  15
  16   void SetSampleRate(int srate) { m_orig_format.SetSampleRate(srate); }
  17   void SetBits(int bits) { m_orig_format.SetBps(bits); }
  18   void SetByteOrder(int order) { m_orig_format.SetByteOrder(order); }
  19   void SetSign(int sample_sign) { m_orig_format.SetSign(sample_sign); }
  20
  21   size_t GetByteRate() const;
  22   wxSoundDataFormat GetPreferredFormat(int codec = 0) const;
  23
  24   void Decode();
  25   void Encode();
  26
  27  protected:
  28   void InputSign8();
  29   void InputSwapAndSign16();
  30   void OutputSign8();
  31   void OutputSwapAndSign16();
  32
  33  protected:
  34   wxSoundDataFormat m_orig_format;
  35   char m_char_stack;
  36   bool m_char_bool;
  37 };
  38
  39 #endif