haiku/headers/os/midi/MidiStore.h
ejakowatz 52a3801208 It is accomplished ...
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10 a95241bf-73f2-0310-859d-f6bbb57e9c96
2002-07-09 12:24:59 +00:00

77 lines
2.4 KiB
C++

//-----------------------------------------------------------------------------
#ifndef _MIDI_STORE_H_
#define _MIDI_STORE_H_
#include <Midi.h>
#include <List.h>
struct entry_ref;
class BMidiEvent;
class BFile;
class BMidiStore : public BMidi {
public:
BMidiStore();
virtual ~BMidiStore();
virtual void NoteOff(uchar channel, uchar note,
uchar velocity, uint32 time = B_NOW);
virtual void NoteOn(uchar channel, uchar note,
uchar velocity, uint32 time = B_NOW);
virtual void KeyPressure(uchar channel, uchar note,
uchar pressure, uint32 time = B_NOW);
virtual void ControlChange(uchar channel, uchar control_number,
uchar control_value, uint32 time = B_NOW);
virtual void ProgramChange(uchar channel, uchar program_number,
uint32 time = B_NOW);
virtual void ChannelPressure(uchar channel, uchar pressure,
uint32 time = B_NOW);
virtual void PitchBend(uchar channel, uchar lsb,
uchar msb, uint32 time = B_NOW);
virtual void SystemExclusive(void * data, size_t data_length,
uint32 time = B_NOW);
virtual void SystemCommon(uchar status_byte, uchar data1,
uchar data2, uint32 time = B_NOW);
virtual void SystemRealTime(uchar status_byte, uint32 time = B_NOW);
virtual void TempoChange(int32 beats_per_minute, uint32 time = B_NOW);
virtual void AllNotesOff(bool just_channel = true, uint32 time = B_NOW);
status_t Import(const entry_ref * ref);
status_t Export(const entry_ref * ref, int32 format);
void SortEvents(bool force = false);
uint32 CountEvents() const;
uint32 CurrentEvent() const;
void SetCurrentEvent(uint32 event_number);
uint32 DeltaOfEvent(uint32 event_number) const;
uint32 EventAtDelta(uint32 time) const;
uint32 BeginTime() const;
void SetTempo(int32 beats_per_minute);
int32 Tempo() const;
private:
virtual void Run();
void _RunThread();
uint8* _DecodeTrack(uint8 *);
void _DecodeFormat0Tracks(uint8 *, uint16, uint32);
void _DecodeFormat1Tracks(uint8 *, uint16, uint32);
void _DecodeFormat2Tracks(uint8 *, uint16, uint32);
void _EncodeFormat0Tracks(uint8 *);
void _EncodeFormat1Tracks(uint8 *);
void _EncodeFormat2Tracks(uint8 *);
void _ReadEvent(uint8, uint8 **, uint8 *, BMidiEvent *);
void _WriteEvent(BMidiEvent *);
uint32 _ReadVarLength(uint8 **, uint8 *);
void _WriteVarLength(uint32);
static int _CompareEvents(const void *, const void *);
private:
BList * _evt_list;
uint32 _tempo;
uint32 _cur_evt;
uint32 _start_time;
uint32 _ticks_per_beat;
};
#endif _MIDI_STORE_H_