#include <cstdio>
#include <cstring>
#include <chrono>
#include <thread>
#include <fluidsynth.h>
#include "qmpmidiplay.hpp"
#ifdef _WIN32
#include <windows.h>
uint64_t pf;
#endif
CMidiPlayer* CMidiPlayer::ref=NULL;
void CMidiPlayer::fluidPreInitialize()
{
settings=new_fluid_settings();
}
void CMidiPlayer::fluidInitialize()
{
synth=new_fluid_synth(settings);
fluid_set_log_function(FLUID_DBG,NULL,NULL);
fluid_set_log_function(FLUID_INFO,NULL,NULL);
fluid_set_log_function(FLUID_WARN,NULL,NULL);
fluid_set_log_function(FLUID_ERR,fluid_default_log_function,NULL);
fluid_set_log_function(FLUID_PANIC,fluid_default_log_function,NULL);
adriver=new_fluid_audio_driver(settings,synth);
fluid_synth_set_chorus(synth,FLUID_CHORUS_DEFAULT_N,FLUID_CHORUS_DEFAULT_LEVEL,
FLUID_CHORUS_DEFAULT_SPEED,FLUID_CHORUS_DEFAULT_DEPTH,
FLUID_CHORUS_DEFAULT_TYPE);
#ifndef _WIN32
if(!singleInstance)
{
if(midiReaders->getStandard()==4)
fluid_synth_set_channel_type(synth,9,CHANNEL_TYPE_MELODIC);
else if(midiReaders->getStandard()==1)
fluid_synth_set_channel_type(synth,9,CHANNEL_TYPE_DRUM);
else
{
fluid_synth_set_channel_type(synth,9,CHANNEL_TYPE_DRUM);
fluid_synth_bank_select(synth,9,128);
}
}
#endif
}
void CMidiPlayer::fluidDeinitialize()
{
if(!synth||!adriver||!settings)return;
delete_fluid_settings(settings);
delete_fluid_audio_driver(adriver);
delete_fluid_synth(synth);
settings=NULL;synth=NULL;adriver=NULL;
}
void CMidiPlayer::processEvent(const SEvent *e)
{
SEventCallBackData cbd(e->type,e->p1,e->p2,tceptr);
for(int i=0;i<16;++i)if(eventHandlerCB[i])
eventHandlerCB[i]->callBack(&cbd,eventHandlerCBuserdata[i]);
switch(e->type&0xF0)
{
case 0x80://Note off
if(mappedoutput[e->type&0x0F])
mapper->noteOff(mappedoutput[e->type&0x0F]-1,e->type&0x0F,e->p1);
else
fluid_synth_noteoff(synth,e->type&0x0F,e->p1);
break;
case 0x90://Note on
if((mute>>(e->type&0x0F))&1)break;//muted
if(solo&&!((solo>>(e->type&0x0F))&1))break;
if(mappedoutput[e->type&0x0F])
mapper->noteOn(mappedoutput[e->type&0x0F]-1,e->type&0x0F,e->p1,e->p2);
else
fluid_synth_noteon(synth,e->type&0x0F,e->p1,e->p2);
chstate[e->type&0x0F]=1;
break;
case 0xB0://CC
if(e->p1==100)rpnid[e->type&0x0F]=e->p2;
if(e->p1==6)rpnval[e->type&0x0F]=e->p2;
if(~rpnid[e->type&0x0F]&&~rpnval[e->type&0x0F])
{
if(rpnid[e->type&0x0F]==0)fluid_synth_pitch_wheel_sens(synth,e->type&0x0F,rpnval[e->type&0x0F]);
pbr[e->type&0x0F]=rpnval[e->type&0x0F];
rpnid[e->type&0x0F]=rpnval[e->type&0x0F]=-1;
}
chstatus[e->type&0x0F][e->p1]=e->p2;
if(mappedoutput[e->type&0x0F])
mapper->ctrlChange(mappedoutput[e->type&0x0F]-1,e->type&0x0F,e->p1,e->p2);
else
fluid_synth_cc(synth,e->type&0x0F,e->p1,e->p2);
break;
case 0xC0://PC
chstatus[e->type&0x0F][128]=e->p1;
if(mappedoutput[e->type&0x0F])
mapper->progChange(mappedoutput[e->type&0x0F]-1,e->type&0x0F,e->p1);
else
fluid_synth_program_change(synth,e->type&0x0F,e->p1);
break;
case 0xE0://PW
pbv[e->type&0x0F]=e->p1;
if(mappedoutput[e->type&0x0F])
mapper->pitchBend(mappedoutput[e->type&0x0F]-1,e->type&0x0F,e->p1);
else
fluid_synth_pitch_bend(synth,e->type&0x0F,e->p1);
break;
case 0xF0://Meta/SysEx
if((e->type&0x0F)==0x0F)
{
switch(e->p1)
{
case 0x51:
ctempo=e->p2;dpt=ctempo*1000/divs;
break;
case 0x58:
ctsn=e->p2>>24;
ctsd=1<<((e->p2>>16)&0xFF);
break;
case 0x59:
cks=e->p2;
break;
case 0x01:case 0x02:case 0x03:
case 0x04:case 0x05:case 0x06:
case 0x07:
//if(e->str)puts(e->str);
break;
}
}
if((e->type&0x0F)==0x00||(e->type&0x0F)==07)
{
int io=0;
if(sendSysEx)
{
for(int i=0;i<16;++i)if(deviceusage[i])mapper->sysEx(i,e->p1,e->str.c_str());
fluid_synth_sysex(synth,e->str.c_str(),e->p1,NULL,&io,NULL,0);
}
}
break;
}
}
void CMidiPlayer::processEventStub(const SEvent *e)
{
switch(e->type&0xF0)
{
case 0xB0://CC
if(e->p1==100)rpnid[e->type&0x0F]=e->p2;
if(e->p1==6)rpnval[e->type&0x0F]=e->p2;
if(~rpnid[e->type&0x0F]&&~rpnval[e->type&0x0F])
{
if(rpnid[e->type&0x0F]==0)ccc[e->type&0x0F][134]=rpnval[e->type&0x0F];
rpnid[e->type&0x0F]=rpnval[e->type&0x0F]=-1;
}
ccc[e->type&0x0F][e->p1]=e->p2;
break;
case 0xC0://PC
ccc[e->type&0x0F][128]=e->p1;
break;
case 0xD0://CP
ccc[e->type&0x0F][129]=e->p1;
break;
case 0xE0://PW
ccc[e->type&0x0F][130]=e->p1;
break;
case 0xF0://Meta/SysEx
if((e->type&0x0F)==0x0F)
{
switch(e->p1)
{
case 0x51:
ctempo=e->p2;dpt=ctempo*1000/divs;
ccc[0][131]=dpt;
break;
case 0x58:
ccc[0][132]=e->p2;
break;
case 0x59:
ccc[0][133]=e->p2;
break;
}
}
break;
}
}
#ifdef _WIN32
void w32usleep(uint64_t t)
{
uint64_t st=0,ct=0;
timeBeginPeriod(1);
QueryPerformanceCounter((LARGE_INTEGER*)&st);
do{
if(t>10000+(ct-st)*1000000/pf)Sleep((t-(ct-st)*1000000/pf)/2000);
else if(t>5000+(ct-st)*1000000/pf)Sleep(1);
else std::this_thread::yield();
QueryPerformanceCounter((LARGE_INTEGER*)&ct);
}while((ct-st)*1000000<t*pf);
timeEndPeriod(1);
}
#endif
void CMidiPlayer::prePlayInit()
{
playerPanic(true);
for(int i=0;i<16;++i)if(deviceusage[i])
for(int j=0;j<16;++j)mapper->reset(i,j);
}
void CMidiPlayer::playEvents()
{
for(ct=midiReaders->getEvent(0)->time;tceptr<midiReaders->getEventCount();)
{
while(tcpaused)std::this_thread::sleep_for(std::chrono::milliseconds(100));
using namespace std::chrono;
high_resolution_clock::time_point b=high_resolution_clock::now();
while(!tcstop&&midiReaders&&tceptr<midiReaders->getEventCount()&&ct==midiReaders->getEvent(tceptr)->time)
processEvent(midiReaders->getEvent(tceptr++));
if(tcstop||!midiReaders||tceptr>=midiReaders->getEventCount())break;
high_resolution_clock::time_point a=high_resolution_clock::now();
auto sendtime=a-b;
if(resumed)resumed=false;
else
if(sendtime.count()<(midiReaders->getEvent(tceptr)->time-ct)*dpt)
std::this_thread::sleep_for(std::chrono::nanoseconds((midiReaders->getEvent(tceptr)->time-ct)*dpt-sendtime.count()));
if(tcstop||!midiReaders)break;
ct=midiReaders->getEvent(tceptr)->time;
}
while(!tcstop&&synth&&(waitvoice&&fluid_synth_get_active_voice_count(synth)>0))std::this_thread::sleep_for(std::chrono::milliseconds(2));
finished=1;
}
void CMidiPlayer::fileTimer1Pass()
{
ftime=.0;ctempo=0x7A120;dpt=ctempo*1000/divs;
for(uint32_t eptr=0,ct=midiReaders->getEvent(0)->time;eptr<midiReaders->getEventCount();)
{
while(eptr<midiReaders->getEventCount()&&ct==midiReaders->getEvent(eptr)->time)
processEventStub(midiReaders->getEvent(eptr++));
if(eptr>=midiReaders->getEventCount())break;
ftime+=(midiReaders->getEvent(eptr)->time-ct)*dpt/1e9;
ct=midiReaders->getEvent(eptr)->time;
}
}
void CMidiPlayer::fileTimer2Pass()
{
double ctime=.0;uint32_t c=1;ctempo=0x7A120;dpt=ctempo*1000/divs;
memset(stamps,0,sizeof(stamps));memset(ccstamps,0,sizeof(ccstamps));
memset(ccc,0,sizeof(ccc));memset(rpnid,0xFF,sizeof(rpnid));memset(rpnval,0xFF,sizeof(rpnval));
for(int i=0;i<16;++i)
{
ccc[i][7]=100;ccc[i][10]=64;ccc[i][11]=127;
ccc[i][11]=127;ccc[i][71]=64;ccc[i][72]=64;
ccc[i][73]=64;ccc[i][74]=64;ccc[i][75]=64;
ccc[i][76]=64;ccc[i][77]=64;ccc[i][78]=64;
ccc[0][131]=dpt;ccc[0][132]=0x04021808;
ccc[0][133]=0;ccc[0][134]=2;
}if(midiReaders->getStandard()!=4)ccc[9][0]=128;
for(int i=0;i<16;++i)for(int j=0;j<135;++j)
ccstamps[0][i][j]=ccc[i][j];
for(uint32_t eptr=0,ct=midiReaders->getEvent(0)->time;eptr<midiReaders->getEventCount();)
{
while(eptr<midiReaders->getEventCount()&&ct==midiReaders->getEvent(eptr)->time)
processEventStub(midiReaders->getEvent(eptr++));
if(eptr>=midiReaders->getEventCount())break;
ctime+=(midiReaders->getEvent(eptr)->time-ct)*dpt/1e9;
while(ctime>ftime*c/100.)
{
for(int i=0;i<16;++i)for(int j=0;j<135;++j)
ccstamps[c][i][j]=ccc[i][j];
stamps[c++]=eptr;
if(c>100)break;
}
ct=midiReaders->getEvent(eptr)->time;
}
while(c<101)
{
for(int i=0;i<16;++i)for(int j=0;j<135;++j)
ccstamps[c][i][j]=ccc[i][j];
stamps[c++]=midiReaders->getEventCount();
}
}
CMidiPlayer::CMidiPlayer(bool singleInst)
{
midiReaders=new CMidiFileReaderCollection();
resumed=false;singleInstance=singleInst;
settings=NULL;synth=NULL;adriver=NULL;waitvoice=true;
memset(eventHandlerCB,0,sizeof(eventHandlerCB));
memset(eventHandlerCBuserdata,0,sizeof(eventHandlerCBuserdata));
memset(eventReaderCB,0,sizeof(eventReaderCB));
memset(eventReaderCBuserdata,0,sizeof(eventReaderCBuserdata));
memset(mappedoutput,0,sizeof(mappedoutput));
memset(deviceusage,0,sizeof(deviceusage));
mapper=new qmpMidiMapperRtMidi();
memset(chstatus,0,sizeof(chstatus));
for(int i=0;i<16;++i)
chstatus[i][7]=100,chstatus[i][11]=127,
chstatus[i][10]=chstatus[i][71]=chstatus[i][72]=
chstatus[i][73]=chstatus[i][74]=chstatus[i][75]=
chstatus[i][76]=chstatus[i][77]=chstatus[i][78]=64;
#ifdef _WIN32
QueryPerformanceFrequency((LARGE_INTEGER*)&pf);
#endif
ref=this;
}
CMidiPlayer::~CMidiPlayer()
{
if(singleInstance||settings||synth||adriver)fluidDeinitialize();
delete midiReaders;delete mapper;
}
void CMidiPlayer::playerPanic(bool reset)
{
for(int i=0;i<16;++i)
{
if(synth){
if(reset){
fluid_synth_cc(synth,i,0,0);
fluid_synth_cc(synth,i,7,100);
fluid_synth_cc(synth,i,10,64);
fluid_synth_cc(synth,i,11,127);
fluid_synth_cc(synth,i,32,0);
}
fluid_synth_cc(synth,i,64,0);
fluid_synth_pitch_wheel_sens(synth,i,2);
fluid_synth_pitch_bend(synth,i,8192);
//all sounds off causes the minus polyphone bug...
fluid_synth_all_notes_off(synth,i);
}
if(deviceusage[i])for(int j=0;j<16;++j)
reset?mapper->reset(i,j):mapper->panic(i,j);
}
}
bool CMidiPlayer::playerLoadFile(const char* fn)
{
notes=0;midiReaders->readFile(fn);
if(!midiReaders->isValid())return false;
divs=midiReaders->getDivision();
for(int i=0;i<16;++i)if(fileReadFinishCB[i])
fileReadFinishCB[i]->callBack(NULL,fileReadFinishCBuserdata[i]);
fileTimer1Pass();
fileTimer2Pass();
return true;
}
void CMidiPlayer::playerInit()
{
ctempo=0x7A120;ctsn=4;ctsd=4;cks=0;dpt=ctempo*1000/divs;
tceptr=0;tcstop=0;tcpaused=0;finished=0;mute=solo=0;
for(int i=0;i<16;++i)pbr[i]=2,pbv[i]=8192;
sendSysEx=true;memset(rpnid,0xFF,sizeof(rpnid));memset(rpnval,0xFF,sizeof(rpnval));
memset(chstatus,0,sizeof(chstatus));for(int i=0;i<16;++i)
chstatus[i][7]=100,chstatus[i][11]=127,
chstatus[i][10]=chstatus[i][71]=chstatus[i][72]=
chstatus[i][73]=chstatus[i][74]=chstatus[i][75]=
chstatus[i][76]=chstatus[i][77]=chstatus[i][78]=64;
if(!singleInstance)fluidPreInitialize();
}
void CMidiPlayer::playerDeinit()
{
tceptr=0;tcstop=1;tcpaused=0;
midiReaders->destructFile();
if(!singleInstance)fluidDeinitialize();
}
void CMidiPlayer::playerThread()
{
prePlayInit();
playEvents();
}
void CMidiPlayer::rendererLoadFile(const char* ofn)
{
settings=new_fluid_settings();
fluid_settings_setstr(settings,"audio.file.name",ofn);
}
void CMidiPlayer::rendererInit(const char* fn)
{
finished=0;
synth=new_fluid_synth(settings);
player=new_fluid_player(synth);
fluid_player_add(player,fn);
}
void CMidiPlayer::rendererThread()
{
fluid_file_renderer_t* renderer=new_fluid_file_renderer(synth);
fluid_player_play(player);
while(fluid_player_get_status(player)==FLUID_PLAYER_PLAYING)
if(fluid_file_renderer_process_block(renderer)!=FLUID_OK)break;
delete_fluid_file_renderer(renderer);
finished=1;
}
void CMidiPlayer::rendererDeinit()
{
delete_fluid_player(player);
delete_fluid_synth(synth);
delete_fluid_settings(settings);
player=NULL;synth=NULL;settings=NULL;
}
void CMidiPlayer::sendSysX(bool send){sendSysEx=send;}
uint32_t CMidiPlayer::getStamp(int id){return stamps[id];}
uint32_t CMidiPlayer::getTCeptr(){return tceptr;}
void CMidiPlayer::setTCeptr(uint32_t ep,uint32_t st)
{
resumed=true;
if(ep==midiReaders->getEventCount())tcstop=1;else tceptr=ep;
for(int i=0;i<16;++i)
{
for(int j=0;j<120;++j)fluid_synth_cc(synth,i,j,ccstamps[st][i][j]);
fluid_synth_program_change(synth,i,ccstamps[st][i][128]);
//fluid_synth_pitch_bend(synth,i,ccstamps[st][i][130]);
dpt=ccstamps[st][0][131];ctempo=dpt*divs/1000;
ctsn=ccstamps[st][0][132]>>24;ctsd=1<<((ccstamps[st][0][132]>>16)&0xFF);
cks=ccstamps[st][0][133];
}
}
double CMidiPlayer::getFtime(){return ftime;}
void CMidiPlayer::getCurrentTimeSignature(int *n,int *d){*n=ctsn;*d=ctsd;}
int CMidiPlayer::getCurrentKeySignature(){return cks;}
uint32_t CMidiPlayer::getFileNoteCount(){return notes;}
uint32_t CMidiPlayer::getFileStandard(){return midiReaders?midiReaders->getStandard():0;}
const char* CMidiPlayer::getTitle(){return midiReaders?midiReaders->getTitle():"";}
const char* CMidiPlayer::getCopyright(){return midiReaders?midiReaders->getCopyright():"";}
double CMidiPlayer::getTempo(){return 60./(ctempo/1e6);}
uint32_t CMidiPlayer::getTick(){return ct;}
uint32_t CMidiPlayer::getRawTempo(){return ctempo;}
uint32_t CMidiPlayer::getDivision(){return divs;}
uint32_t CMidiPlayer::getMaxTick(){return midiReaders->getMaxTick();}
double CMidiPlayer::getPitchBend(int ch){return((int)pbv[ch]-8192)/8192.*pbr[ch];}
uint32_t CMidiPlayer::getTCpaused(){return tcpaused;}
void CMidiPlayer::setTCpaused(uint32_t ps){tcpaused=ps;}
uint32_t CMidiPlayer::isFinished(){return finished;}
void CMidiPlayer::setResumed(){resumed=true;}
void CMidiPlayer::setWaitVoice(bool wv){waitvoice=wv;}
void CMidiPlayer::setGain(double gain){if(settings)fluid_settings_setnum(settings,"synth.gain",gain);}
int CMidiPlayer::getPolyphone(){return synth?fluid_synth_get_active_voice_count(synth):0;}
int CMidiPlayer::getMaxPolyphone(){return synth?fluid_synth_get_polyphony(synth):0;}
void CMidiPlayer::setMaxPolyphone(int p){if(synth)fluid_synth_set_polyphony(synth,p);}
void CMidiPlayer::getChannelPreset(int ch,int *b,int *p,char *name)
{
if(!synth)return(void)(*b=0,*p=0,strcpy(name,""));
if(mappedoutput[ch])
{
*b=((int)chstatus[ch][0]<<7)|chstatus[ch][32];
*p=chstatus[ch][128];
strcpy(name,"");
}
else
{
fluid_synth_channel_info_t info;
fluid_synth_get_channel_info(synth,ch,&info);
*b=info.bank;*p=info.program;
strcpy(name,info.name);
}
}
void CMidiPlayer::setChannelPreset(int ch,int b,int p)
{
if(!synth)return;
chstatus[ch][128]=p;
if(mappedoutput[ch])
{
//external device mode?
chstatus[ch][0]=b>>7;chstatus[ch][32]=b&0x7F;
mapper->ctrlChange(mappedoutput[ch]-1,ch,0,b>>7);
mapper->ctrlChange(mappedoutput[ch]-1,ch,32,b&0x7F);
mapper->progChange(mappedoutput[ch]-1,ch,p);
}
else
{
chstatus[ch][0]=b;//!!FIXME: This is not correct...
fluid_synth_bank_select(synth,ch,b);
fluid_synth_program_change(synth,ch,p);
}
}
//16MSB..LSB1
void CMidiPlayer::setBit(uint16_t &n, uint16_t bn, uint16_t b)
{n^=(((~b)+1)^n)&(1<<bn);}
void CMidiPlayer::setMute(int ch,bool m)
{setBit(mute,ch,m?1:0);}
void CMidiPlayer::setSolo(int ch,bool s)
{setBit(solo,ch,s?1:0);}
bool CMidiPlayer::getChannelMask(int ch)
{return((mute>>ch)&1)||(solo&&!((solo>>ch)&1));}
int CMidiPlayer::getCC(int ch,int id)
{
int ret=0;
if(mappedoutput[ch])
ret=chstatus[ch][id];
else
if(synth)fluid_synth_get_cc(synth,ch,id,&ret);
return ret;
}
void CMidiPlayer::setCC(int ch,int id,int val)
{
if(!synth)return;
chstatus[ch][id]=val;
mappedoutput[ch]?mapper->ctrlChange(mappedoutput[ch]-1,ch,id,val):
(void)fluid_synth_cc(synth,ch,id,val);
}
void CMidiPlayer::getReverbPara(double *r,double *d,double *w,double *l)
{
if(!synth)return;
*r=fluid_synth_get_reverb_roomsize(synth);
*d=fluid_synth_get_reverb_damp(synth);
*w=fluid_synth_get_reverb_width(synth);
*l=fluid_synth_get_reverb_level(synth);
}
void CMidiPlayer::setReverbPara(int e,double r,double d,double w,double l)
{
if(!synth)return;
fluid_synth_set_reverb_on(synth,e);
fluid_synth_set_reverb(synth,r,d,w,l);
}
void CMidiPlayer::getChorusPara(int *fb,double *l,double *r,double *d,int *type)
{
if(!synth)return;
*fb=fluid_synth_get_chorus_nr(synth);
*l=fluid_synth_get_chorus_level(synth);
*r=fluid_synth_get_chorus_speed_Hz(synth);
*d=fluid_synth_get_chorus_depth_ms(synth);
*type=fluid_synth_get_chorus_type(synth);
}
void CMidiPlayer::setChorusPara(int e,int fb,double l,double r,double d,int type)
{
if(!synth)return;
fluid_synth_set_chorus_on(synth,e);
fluid_synth_set_chorus(synth,fb,l,r,d,type);
}
fluid_settings_t* CMidiPlayer::getFluidSettings(){return settings;}
void CMidiPlayer::pushSoundFont(const char *sf)
{fluid_synth_sfload(synth,sf,1);}
int CMidiPlayer::getSFCount()
{return synth?fluid_synth_sfcount(synth):0;}
fluid_sfont_t* CMidiPlayer::getSFPtr(int sfid)
{return synth&&sfid<getSFCount()?fluid_synth_get_sfont(synth,sfid):NULL;}
qmpMidiMapperRtMidi* CMidiPlayer::getMidiMapper(){return mapper;}
int CMidiPlayer::getChannelOutput(int ch)
{
return mappedoutput[ch];
}
void CMidiPlayer::setChannelOutput(int ch,int devid)
{
int origoutput=mappedoutput[ch];
int newoutput=0;
if(devid>0)
{
if(!deviceusage[devid-1])deviceiid[devid]=newoutput=mapper->deviceInit(devid-1);
++deviceusage[deviceiid[devid]];mapper->progChange(deviceiid[devid],ch,chstatus[ch][128]);
for(int i=0;i<128;++i)if(i!=100&&i!=101)mapper->ctrlChange(deviceiid[devid],ch,i,chstatus[ch][i]);
}
else
{
fluid_synth_bank_select(synth,ch,chstatus[ch][0]);
fluid_synth_program_change(synth,ch,chstatus[ch][128]);
for(int i=0;i<128;++i)if(i!=100&&i!=101&&i!=0&&i!=32)
fluid_synth_cc(synth,ch,i,chstatus[ch][i]);
}
mappedoutput[ch]=devid?deviceiid[devid]+1:0;
if(origoutput>0)
{
--deviceusage[origoutput-1];mapper->panic(origoutput-1,ch);
if(!deviceusage[origoutput-1])mapper->deviceDeinit(origoutput-1);
}else if(synth)fluid_synth_all_notes_off(synth,ch);
}
uint8_t* CMidiPlayer::getChstates(){return chstate;}
int CMidiPlayer::setEventHandlerCB(IMidiCallBack *cb,void *userdata)
{
for(int i=0;i<16;++i)
{
if(eventHandlerCB[i]==cb)return i;
if(eventHandlerCB[i]==NULL)
{
eventHandlerCB[i]=cb;eventHandlerCBuserdata[i]=userdata;
return i;
}
}
return -1;
}
void CMidiPlayer::unsetEventHandlerCB(int id)
{eventHandlerCB[id]=NULL;eventHandlerCBuserdata[id]=NULL;}
int CMidiPlayer::setEventReaderCB(IMidiCallBack *cb,void *userdata)
{
for(int i=0;i<16;++i)
{
if(eventReaderCB[i]==cb)return i;
if(eventReaderCB[i]==NULL)
{
eventReaderCB[i]=cb;eventReaderCBuserdata[i]=userdata;
return i;
}
}
return -1;
}
void CMidiPlayer::unsetEventReaderCB(int id)
{eventReaderCB[id]=NULL;eventReaderCBuserdata[id]=NULL;}
int CMidiPlayer::setFileReadFinishedCB(IMidiCallBack *cb,void *userdata)
{
for(int i=0;i<16;++i)
{
if(fileReadFinishCB[i]==cb)return i;
if(fileReadFinishCB[i]==NULL)
{
fileReadFinishCB[i]=cb;fileReadFinishCBuserdata[i]=userdata;
return i;
}
}
return -1;
}
void CMidiPlayer::unsetFileReadFinishedCB(int id)
{fileReadFinishCB[id]=NULL;fileReadFinishCBuserdata[id]=NULL;}
void CMidiPlayer::registerReader(IMidiFileReader *reader,std::string name)
{midiReaders->registerReader(reader,name);}
void CMidiPlayer::unregisterReader(std::string name)
{midiReaders->unregisterReader(name);}
void CMidiPlayer::callEventReaderCB(SEventCallBackData d)
{
if((d.type&0xF0)==0x90)++notes;
for(int i=0;i<16;++i)if(eventReaderCB[i])
eventReaderCB[i]->callBack(&d,eventReaderCBuserdata[i]);
}
void CMidiPlayer::discardCurrentEvent()
{
if(midiReaders->getCurrentReader())
midiReaders->getCurrentReader()->discardCurrentEvent();
}
void CMidiPlayer::commitEventChange(SEventCallBackData d)
{
if(midiReaders->getCurrentReader())
midiReaders->getCurrentReader()->commitEventChange(d);
}
CMidiPlayer* CMidiPlayer::getInstance(){return ref;}