bf6627aa73
The timing of block based mode was kind of off. Now it should be just fine. Thanks to testing on Windows in foo_midi. Signed-off-by: Christopher Snowhill <kode54@gmail.com>
94 lines
2.8 KiB
C++
94 lines
2.8 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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typedef enum
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{
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filter_default = 0,
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filter_gm,
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filter_gm2,
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filter_sc55,
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filter_sc88,
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filter_sc88pro,
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filter_sc8850,
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filter_xg
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}
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filter_mode;
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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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void setLoopMode(unsigned int mode);
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void setFilterMode(filter_mode m, bool disable_reverb_chorus);
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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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bool GetLastError(std::string& p_out);
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protected:
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// this should return the block size that the renderer expects, otherwise 0
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virtual unsigned int send_event_needs_time() { return 0; }
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virtual void send_event(uint32_t b) {}
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virtual void send_sysex(const uint8_t * event, size_t size, size_t port) {};
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virtual void render(float * out, unsigned long count) {}
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virtual void shutdown() {};
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virtual bool startup() {return false;}
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virtual bool get_last_error(std::string& p_out) { return false; }
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// time should only be block level offset
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virtual void send_event_time(uint32_t b, unsigned int time) {};
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virtual void send_sysex_time(const uint8_t * event, size_t size, size_t port, unsigned int time) {};
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unsigned long uSampleRate;
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system_exclusive_table mSysexMap;
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bool initialized;
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filter_mode mode;
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bool reverb_chorus_disabled;
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void sysex_reset(size_t port, unsigned int time);
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private:
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void send_event_filtered(uint32_t b);
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void send_sysex_filtered(const uint8_t * event, size_t size, size_t port);
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void send_event_time_filtered(uint32_t b, unsigned int time);
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void send_sysex_time_filtered(const uint8_t * event, size_t size, size_t port, unsigned int time);
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void sysex_send_gs(size_t port, uint8_t * data, size_t size, unsigned int time);
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void sysex_reset_sc(uint32_t port, unsigned int time);
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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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};
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#endif
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