039788226d
- MIDI player now supports installed Audio Unit plug-ins, and defaults to the DLS MIDI synthesizer
62 lines
1.3 KiB
C++
62 lines
1.3 KiB
C++
#ifndef __MIDIPlayer_h__
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#define __MIDIPlayer_h__
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#include <midi_processing/midi_container.h>
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class MIDIPlayer
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{
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public:
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enum
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{
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loop_mode_enable = 1 << 0,
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loop_mode_force = 1 << 1
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};
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// zero variables
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MIDIPlayer();
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// close, unload
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virtual ~MIDIPlayer() {};
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// setup
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void setSampleRate(unsigned long rate);
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bool Load(const midi_container & midi_file, unsigned subsong, unsigned loop_mode, unsigned clean_flags);
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unsigned long Play(float * out, unsigned long count);
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void Seek(unsigned long sample);
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void SetLoopMode(unsigned mode);
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protected:
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virtual void send_event(uint32_t b, uint32_t sample_offset) {}
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virtual void render_512(float * out) {}
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virtual void shutdown() {};
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virtual bool startup() {return false;}
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unsigned long uSampleRate;
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system_exclusive_table mSysexMap;
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private:
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void render(float * out, uint32_t count);
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unsigned long uSamplesRemaining;
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unsigned uLoopMode;
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std::vector<midi_stream_event> mStream;
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unsigned long uStreamPosition;
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unsigned long uTimeCurrent;
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unsigned long uTimeEnd;
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unsigned long uStreamLoopStart;
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unsigned long uTimeLoopStart;
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unsigned long uStreamEnd;
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unsigned int uSamplesInBuffer;
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float fSampleBuffer[512 * 2];
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};
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#endif
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