359 lines
18 KiB
C
359 lines
18 KiB
C
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#ifndef _FMOD_CODEC_MIDI_H
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#define _FMOD_CODEC_MIDI_H
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#include "fmod_settings.h"
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#ifdef FMOD_SUPPORT_MIDI
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#include "fmod_music.h"
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namespace FMOD
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{
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class DSPI;
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class ChannelPool;
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class CodecMIDI;
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class CodecMIDITrack;
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class CodecMIDIChannel;
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#ifdef FMOD_SUPPORT_PRAGMAPACK
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#pragma pack(1)
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#endif
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typedef struct
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{
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char mID[4] FMOD_PACKED_INTERNAL;
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unsigned int mSize FMOD_PACKED_INTERNAL;
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} FMOD_PACKED MIDI_CHUNK;
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typedef struct
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{
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MIDI_CHUNK mChunk FMOD_PACKED_INTERNAL;
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unsigned short mFormat FMOD_PACKED_INTERNAL;
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unsigned short mNumTracks FMOD_PACKED_INTERNAL;
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unsigned short mDivision FMOD_PACKED_INTERNAL;
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} FMOD_PACKED MTHD_CHUNK;
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#ifdef FMOD_SUPPORT_PRAGMAPACK
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#ifdef CODEWARRIOR
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#pragma pack(0)
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#else
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#pragma pack()
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#endif
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#endif
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typedef enum
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{
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MIDI_FORMAT_SINGLETRACK,
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MIDI_FORMAT_MULTITRACK,
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MIDI_FORMAT_PATTERN,
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} MIDI_FORMAT;
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static const unsigned char MIDI_VOICE_NOTEOFF = 0x80;
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static const unsigned char MIDI_VOICE_NOTEON = 0x90;
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static const unsigned char MIDI_VOICE_AFTERTOUCH = 0xA0;
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static const unsigned char MIDI_VOICE_CONTROLLERCHANGE = 0xB0;
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static const unsigned char MIDI_VOICE_PROGRAMCHANGE = 0xC0;
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static const unsigned char MIDI_VOICE_CHANNELKEYPRESSURE= 0xD0;
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static const unsigned char MIDI_VOICE_PITCHBEND = 0xE0;
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static const unsigned char MIDI_SYSEXESCAPE = 0xF7;
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static const unsigned char MIDI_SYSEXEVENT = 0xF0;
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static const unsigned char MIDI_METAEVENT = 0xFF;
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static const unsigned char MIDI_METAEVENT_SEQNUMBER = 0x00;
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static const unsigned char MIDI_METAEVENT_TEXT = 0x01;
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static const unsigned char MIDI_METAEVENT_COPYRIGHT = 0x02;
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static const unsigned char MIDI_METAEVENT_NAME = 0x03;
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static const unsigned char MIDI_METAEVENT_INSTRUMENT = 0x04;
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static const unsigned char MIDI_METAEVENT_LYRIC = 0x05;
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static const unsigned char MIDI_METAEVENT_MARKER = 0x06;
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static const unsigned char MIDI_METAEVENT_CUEPOINT = 0x07;
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static const unsigned char MIDI_METAEVENT_PATCHNAME = 0x08;
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static const unsigned char MIDI_METAEVENT_PORTNAME = 0x09;
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static const unsigned char MIDI_METAEVENT_CHANNEL = 0x20;
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static const unsigned char MIDI_METAEVENT_PORT = 0x21;
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static const unsigned char MIDI_METAEVENT_ENDOFTRACK = 0x2F;
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static const unsigned char MIDI_METAEVENT_TEMPO = 0x51;
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static const unsigned char MIDI_METAEVENT_SMTPOFFSET = 0x54;
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static const unsigned char MIDI_METAEVENT_TIMESIGNATURE = 0x58;
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static const unsigned char MIDI_METAEVENT_KEYSIGNATURE = 0x59;
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static const unsigned char MIDI_METAEVENT_PROPRIETARY = 0x7F;
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static const unsigned char MIDI_CONTROLLERCHANGE_BANKSELECT_MSB = 0; // 0-127 MSB
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static const unsigned char MIDI_CONTROLLERCHANGE_MODULATIONWHEEL_MSB = 1; // 0-127 MSB
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static const unsigned char MIDI_CONTROLLERCHANGE_BREATHCONTROL_MSB = 2; // 0-127 MSB
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static const unsigned char MIDI_CONTROLLERCHANGE_FOOTCONTROLLER_MSB = 4; // 0-127 MSB
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static const unsigned char MIDI_CONTROLLERCHANGE_PORTAMENTOTIME_MSB = 5; // 0-127 MSB
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static const unsigned char MIDI_CONTROLLERCHANGE_DATAENTRY_MSB = 6; // 0-127 MSB
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static const unsigned char MIDI_CONTROLLERCHANGE_CHANNELVOLUME_MSB = 7; // 0-127 MSB
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static const unsigned char MIDI_CONTROLLERCHANGE_BALANCE_MSB = 8; // 0-127 MSB
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static const unsigned char MIDI_CONTROLLERCHANGE_PAN_MSB = 10; // 0-127 MSB
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static const unsigned char MIDI_CONTROLLERCHANGE_EXPRESSIONCONTROLLER_MSB = 11; // 0-127 MSB
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static const unsigned char MIDI_CONTROLLERCHANGE_EFFECTCONTROL1_MSB = 12; // 0-127 MSB
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static const unsigned char MIDI_CONTROLLERCHANGE_EFFECTCONTROL2_MSB = 13; // 0-127 MSB
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static const unsigned char MIDI_CONTROLLERCHANGE_GENERALPURPOSECONTROLLER1_MSB = 16; // 0-127 MSB
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static const unsigned char MIDI_CONTROLLERCHANGE_GENERALPURPOSECONTROLLER2_MSB = 17; // 0-127 MSB
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static const unsigned char MIDI_CONTROLLERCHANGE_GENERALPURPOSECONTROLLER3_MSB = 18; // 0-127 MSB
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static const unsigned char MIDI_CONTROLLERCHANGE_GENERALPURPOSECONTROLLER4_MSB = 19; // 0-127 MSB
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static const unsigned char MIDI_CONTROLLERCHANGE_BANKSELECT_LSB = 32; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_MODULATIONWHEEL_LSB = 33; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_BREATHCONTROL_LSB = 34; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_FOOTCONTROLLER_LSB = 36; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_PORTAMENTOTIME_LSB = 37; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_DATAENTRY_LSB = 38; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_CHANNELVOLUME_LSB = 39; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_BALANCE_LSB = 40; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_PAN_LSB = 42; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_EXPRESSIONCONTROLLER_LSB = 43; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_EFFECTCONTROL1_LSB = 44; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_EFFECTCONTROL2_LSB = 45; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_GENERALPURPOSECONTROLLER1_LSB = 48; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_GENERALPURPOSECONTROLLER2_LSB = 49; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_GENERALPURPOSECONTROLLER3_LSB = 50; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_GENERALPURPOSECONTROLLER4_LSB = 51; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_DAMPERPEDALONOFF = 64; // >64=ON
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static const unsigned char MIDI_CONTROLLERCHANGE_PORTAMENTOONOFF = 65; // >64=ON
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static const unsigned char MIDI_CONTROLLERCHANGE_SUSTENUTOONOFF = 66; // >64=ON
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static const unsigned char MIDI_CONTROLLERCHANGE_SOFTPEDALONOFF = 67; // >64=ON
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static const unsigned char MIDI_CONTROLLERCHANGE_LEGATOFOOTSWITCH = 68; // >64=ON
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static const unsigned char MIDI_CONTROLLERCHANGE_HOLD2 = 69; // >64=ON
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static const unsigned char MIDI_CONTROLLERCHANGE_SOUNDCONTROLLER1 = 70; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_SOUNDCONTROLLER2 = 71; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_SOUNDCONTROLLER3 = 72; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_SOUNDCONTROLLER4 = 73; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_SOUNDCONTROLLER5 = 74; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_SOUNDCONTROLLER6 = 75; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_SOUNDCONTROLLER7 = 76; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_SOUNDCONTROLLER8 = 77; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_SOUNDCONTROLLER9 = 78; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_SOUNDCONTROLLER10 = 79; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_GENERALPURPOSECONTROLLER5 = 80; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_GENERALPURPOSECONTROLLER6 = 81; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_GENERALPURPOSECONTROLLER7 = 82; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_GENERALPURPOSECONTROLLER8 = 83; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_PORTAMENTOCONTROL = 84; // -127 SOURCE NOTE
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static const unsigned char MIDI_CONTROLLERCHANGE_EFFECTS1DEPTH = 91; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_EFFECTS2DEPTH = 92; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_EFFECTS3DEPTH = 93; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_EFFECTS4DEPTH = 94; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_EFFECTS5DEPTH = 95; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_DATAENTRYINC = 96; // N/A
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static const unsigned char MIDI_CONTROLLERCHANGE_DATAENTRYDEC = 97; // N/A
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static const unsigned char MIDI_CONTROLLERCHANGE_NONREGISTEREDPARAMNUMBER_LSB = 98; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_NONREGISTEREDPARAMNUMBER_MSB = 99; // 0-127 MSB
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static const unsigned char MIDI_CONTROLLERCHANGE_REGISTEREDPARAMETERNUMBER_LSB = 100; // 0-127 LSB
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static const unsigned char MIDI_CONTROLLERCHANGE_REGISTEREDPARAMETERNUMBER_MSB = 101; // 0-127 MSB
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static const unsigned char MIDI_CONTROLLERCHANGE_ALLSOUNDOFF = 120;
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static const unsigned char MIDI_CONTROLLERCHANGE_RESETALLCONTROLLERS = 121;
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static const unsigned char MIDI_CONTROLLERCHANGE_LOCALCONTROLONOFF = 122;
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static const unsigned char MIDI_CONTROLLERCHANGE_ALLNOTESOFF = 123;
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static const unsigned char MIDI_CONTROLLERCHANGE_OMNIMODEOFF = 124;
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static const unsigned char MIDI_CONTROLLERCHANGE_OMNIMODEON = 125;
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static const unsigned char MIDI_CONTROLLERCHANGE_POLYMODEONOFF = 126;
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static const unsigned char MIDI_CONTROLLERCHANGE_POLYMODEON = 127;
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static const unsigned char MIDI_CONTROLLERCHANGE_RPN_PITCHBENDSENSITIVITY = 0;
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static const unsigned int MIDI_F_INSTRUMENT_DRUMS = 0x80000000;
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static const int MIDI_DEFAULTSUBCHANNELS = 32;
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static const int MIDI_MINIMUMSAMPLEGRANULARITY = 512; // 10.66ms @ 48khz :S
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class CodecMIDIDLSCache : public LinkedListNode
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{
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public:
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char mFilePath[FMOD_STRING_MAXPATHLEN];
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SoundI *mDLSFile;
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int mRefCount;
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};
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class CodecMIDISubChannel : public LinkedListNode
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{
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public:
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CodecMIDI *mMIDI;
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ChannelI mChannel;
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CodecDLSInstrument *mInstrument;
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float mLFOStartDelay;
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float mLFOTime;
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float mLFOFrequency;
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CodecDLSEnvelope mVolumeEnvelope;
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CodecDLSEnvelope mPitchEnvelope;
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int mCurrentNote;
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SoundI *mSound;
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unsigned char mKeyOnKey;
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unsigned char mUnityNote;
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int mFineTune;
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unsigned char mKeyOnVelocity;
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int mNumArticulators;
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DLS_CONNECTIONBLOCK *mArticulator;
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float mTremoloScale;
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float mVibratoScale;
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float mPanbrelloScale;
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bool mKeyOff;
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int mMiddleC;
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int mKeyGroup;
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float mSampleAttenuation;
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CodecMIDIChannel *mParent;
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FMOD_RESULT displayArticulators();
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FMOD_RESULT findArticulator(int src, int dest);
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FMOD_RESULT articulateDest(CONN_SRC_FLAGS srcflags, int dest, int *usDestination);
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FMOD_RESULT setUpArticulators();
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FMOD_RESULT stop();
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FMOD_RESULT updateVolume();
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FMOD_RESULT updatePitch();
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FMOD_RESULT updatePan();
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float getTimeCentsFromlScale(int lScale);
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};
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class CodecMIDIChannel : public LinkedListNode
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{
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public:
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CodecMIDITrack *mTrack;
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CodecMIDISubChannel mChannelHead;
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unsigned char mIndex;
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unsigned char mKeyOffVelocity;
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unsigned char mKeyOnVelocity;
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unsigned char mAfterTouchKey;
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unsigned char mAfterTouchPressure;
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unsigned int mBank;
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unsigned char mProgram;
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unsigned int mRPN;
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unsigned char mChannelPressure;
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float mMasterVolume;
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int mPitchBend;
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int mPitchBendSensitivity;
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bool mDamperPedal;
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int mModWheel; // cc1
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int mVolume; // cc7
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int mPan; // cc10
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int mExpression; // cc11
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FMOD_RESULT getSound(int key, SoundI **sound, CodecDLSInstrument **instrument, int *unitynote, int *finetune, int *attenuation, bool *duplicateallowed, int *keygroup, int *numarticulators, DLS_CONNECTIONBLOCK **articulators);
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FMOD_RESULT process(unsigned char event, bool reuse, unsigned char runningdata, bool calledfromopen);
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FMOD_RESULT update();
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};
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class CodecMIDITrack
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{
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public:
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CodecMIDI *mMIDI;
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unsigned char *mData;
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unsigned int mOffset;
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unsigned int mLength;
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int mIndex;
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bool mReadDelta;
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float mTick;
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bool mFinished;
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unsigned char mPort;
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unsigned char mEvent;
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FMOD_RESULT readVarLen(unsigned int *result);
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FMOD_RESULT readByte(unsigned char *result);
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FMOD_RESULT readWord(unsigned short *result);
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FMOD_RESULT readDWord(unsigned int *result);
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FMOD_RESULT read(void *buff, int length);
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FMOD_RESULT addTag(const char *name, int length, bool calledfromopen);
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FMOD_RESULT process(bool calledfromopen);
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};
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class CodecMIDI : public Codec
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{
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friend class CodecMIDIChannel;
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friend class CodecMIDITrack;
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private:
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DSPI *mDSPHead;
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ChannelPool *mChannelPool;
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ChannelSoftware *mChannelSoftware; /* Array of FMOD Ex low level real channels. Each one of these lives in a ChannelI channel. */
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int mNumSubChannels;
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ChannelGroupI mChannelGroup;
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CodecMIDISubChannel *mMIDISubChannel;
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CodecMIDIChannel mMIDIChannel[16];
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bool mFinished;
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int mSequenceNumber;
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unsigned int mMixerSamplesLeft;
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unsigned int mMixerSamplesPerTick;
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float mTimingScale;
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unsigned int mPCMOffset;
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unsigned int mDSPTick;
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int mNumTracks;
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MIDI_FORMAT mMIDIFormat;
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int mDivision;
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unsigned char mSMTPOffsetHours;
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unsigned char mSMTPOffsetMinutes;
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unsigned char mSMTPOffsetSeconds;
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unsigned char mSMTPOffsetFrames;
|
||
|
|
unsigned char mSMTPOffsetSubFrames;
|
||
|
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|
||
|
|
unsigned char mTimeSignatureNumerator;
|
||
|
|
unsigned char mTimeSignatureDenominator;
|
||
|
|
unsigned char mTimeSignatureMetronome;
|
||
|
|
unsigned char mTimeSignatureNotated32nds;
|
||
|
|
|
||
|
|
unsigned char mKeySignatureSF;
|
||
|
|
unsigned char mKeySignatureMI;
|
||
|
|
|
||
|
|
CodecMIDITrack *mTrack;
|
||
|
|
unsigned int mTempo;
|
||
|
|
float mTick;
|
||
|
|
float mMillisecondsPerTick;
|
||
|
|
float mMillisecondsPlayed; /* Only valid while loading */
|
||
|
|
|
||
|
|
CodecMIDIDLSCache *mDLSCache;
|
||
|
|
SoundI *mDLSSound;
|
||
|
|
CodecDLS *mDLS;
|
||
|
|
bool *mSampleInclusionList;
|
||
|
|
|
||
|
|
FMOD_RESULT play(bool fromopen);
|
||
|
|
FMOD_RESULT readVarLen(unsigned int *length);
|
||
|
|
FMOD_RESULT update(bool audible);
|
||
|
|
|
||
|
|
FMOD_RESULT openInternal(FMOD_MODE usermode, FMOD_CREATESOUNDEXINFO *userexinfo);
|
||
|
|
FMOD_RESULT closeInternal();
|
||
|
|
FMOD_RESULT readInternal(void *buffer, unsigned int size, unsigned int *read);
|
||
|
|
FMOD_RESULT setPositionInternal(int subsound, unsigned int position, FMOD_TIMEUNIT postype);
|
||
|
|
FMOD_RESULT getMusicNumChannelsInternal(int *numchannels);
|
||
|
|
FMOD_RESULT setMusicChannelVolumeInternal(int channel, float volume);
|
||
|
|
FMOD_RESULT getMusicChannelVolumeInternal(int channel, float *volume);
|
||
|
|
|
||
|
|
static CodecMIDIDLSCache gDLSCacheHead;
|
||
|
|
|
||
|
|
public:
|
||
|
|
|
||
|
|
CodecMIDISubChannel mChannelFreeListHead;
|
||
|
|
|
||
|
|
static FMOD_RESULT F_CALLBACK openCallback(FMOD_CODEC_STATE *codec, FMOD_MODE usermode, FMOD_CREATESOUNDEXINFO *userexinfo);
|
||
|
|
static FMOD_RESULT F_CALLBACK closeCallback(FMOD_CODEC_STATE *codec);
|
||
|
|
static FMOD_RESULT F_CALLBACK readCallback(FMOD_CODEC_STATE *codec, void *buffer, unsigned int sizebytes, unsigned int *bytesread);
|
||
|
|
static FMOD_RESULT F_CALLBACK setPositionCallback(FMOD_CODEC_STATE *codec, int subsound, unsigned int position, FMOD_TIMEUNIT postype);
|
||
|
|
static FMOD_RESULT F_CALLBACK getMusicNumChannelsCallback(FMOD_CODEC_STATE *codec, int *numchannels);
|
||
|
|
static FMOD_RESULT F_CALLBACK setMusicChannelVolumeCallback(FMOD_CODEC_STATE *codec, int channel, float volume);
|
||
|
|
static FMOD_RESULT F_CALLBACK getMusicChannelVolumeCallback(FMOD_CODEC_STATE *codec, int channel, float *volume);
|
||
|
|
|
||
|
|
static FMOD_CODEC_DESCRIPTION_EX *getDescriptionEx();
|
||
|
|
|
||
|
|
};
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif /* FMOD_SUPPORT_MIDI */
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|