headers/os/midi/Samples.h

   1
   2 #ifndef _SAMPLES_H
   3 #define _SAMPLES_H
   4
   5 #include <BeBuild.h>
   6 #include <Entry.h>
   7
   8 typedef void (*sample_exit_hook)(int32 arg);
   9 typedef bool (*sample_loop_hook)(int32 arg);
  10
  11 class BSamples
  12 {
  13 public:
  14
  15         BSamples();
  16         virtual ~BSamples();
  17
  18         void Start(
  19                 void* sampleData, int32 frames, int16 bytes_per_sample,
  20                 int16 channel_count, double pitch, int32 loopStart, int32 loopEnd,
  21                 double sampleVolume, double stereoPosition, int32 hook_arg,
  22                 sample_loop_hook pLoopContinueProc, sample_exit_hook pDoneProc);
  23
  24         bool IsPaused(void) const;
  25         void Pause(void);
  26         void Resume(void);
  27         void Stop(void);
  28         bool IsPlaying(void) const;
  29
  30         void SetVolume(double newVolume);
  31         double Volume(void) const;
  32
  33         void SetSamplingRate(double newRate);
  34         double SamplingRate(void) const;
  35
  36         void SetPlacement(double stereoPosition);
  37         double Placement(void) const;
  38
  39         void EnableReverb(bool useReverb);
  40
  41 private:
  42
  43         virtual void _ReservedSamples1();
  44         virtual void _ReservedSamples2();
  45         virtual void _ReservedSamples3();
  46
  47         uint32 _reserved[8];
  48 };
  49
  50 #endif // _SAMPLES_H