// select a file to play, and start scanning it
BOOL PlayFile()
{
char file[MAX_PATH]="";
OPENFILENAME ofn={0};
ofn.lStructSize=sizeof(ofn);
ofn.hwndOwner=win;
ofn.nMaxFile=MAX_PATH;
ofn.lpstrFile=file;
ofn.Flags=OFN_FILEMUSTEXIST|OFN_HIDEREADONLY|OFN_EXPLORER;
ofn.lpstrTitle="Select a file to play";
ofn.lpstrFilter="Playable files\0*.mp3;*.mp2;*.mp1;*.ogg;*.wav;*.aif;*.mo3;*.it;*.xm;*.s3m;*.mtm;*.mod;*.umx\0All files\0*.*\0\0";
if (!GetOpenFileName(&ofn)) return FALSE;
if (!(chan=BASS_StreamCreateFile(FALSE,file,0,0,0))
&& !(chan=BASS_MusicLoad(FALSE,file,0,0,BASS_MUSIC_RAMPS|BASS_MUSIC_POSRESET|BASS_MUSIC_PRESCAN,0))) {
Error("Can't play file");
return FALSE; // Can't load the file
}
{
BYTE data[2000]={0};
BITMAPINFOHEADER *bh=(BITMAPINFOHEADER*)data;
RGBQUAD *pal=(RGBQUAD*)(data+sizeof(*bh));
int a;
bh->biSize=sizeof(*bh);
bh->biWidth=WIDTH;
bh->biHeight=-HEIGHT;
bh->biPlanes=1;
bh->biBitCount=8;
bh->biClrUsed=bh->biClrImportant=HEIGHT/2+1;
// setup palette
for (a=1;a<=HEIGHT/2;a++) {
pal[a].rgbRed=(255*a)/(HEIGHT/2);
pal[a].rgbGreen=255-pal[a].rgbRed;
}
// create the bitmap
wavebmp=CreateDIBSection(0,(BITMAPINFO*)bh,DIB_RGB_COLORS,(void**)&wavebuf,NULL,0);
wavedc=CreateCompatibleDC(0);
SelectObject(wavedc,wavebmp);
}
bpp=BASS_ChannelGetLength(chan,BASS_POS_BYTE)/WIDTH; // bytes per pixel
if (bpp<BASS_ChannelSeconds2Bytes(chan,0.02)) // minimum 20ms per pixel (BASS_ChannelGetLevel scans 20ms)
bpp=BASS_ChannelSeconds2Bytes(chan,0.02);
BASS_ChannelSetSync(chan,BASS_SYNC_END|BASS_SYNC_MIXTIME,0,LoopSyncProc,0); // set sync to loop at end
BASS_ChannelPlay(chan,FALSE); // start playing
{ // start scanning peaks in a new thread
DWORD chan2=BASS_StreamCreateFile(FALSE,file,0,0,BASS_STREAM_DECODE);
if (!chan2) chan2=BASS_MusicLoad(FALSE,file,0,0,BASS_MUSIC_DECODE,0);
scanthread=_beginthread(ScanPeaks,0,chan2);
}
return TRUE;
}
void CClientSound::SetPlayPosition ( unsigned int uiPosition )
{
if ( m_pSound )
{
BASS_ChannelSetPosition( m_pSound, BASS_ChannelSeconds2Bytes( m_pSound, uiPosition/1000 ), BASS_POS_BYTE );
}
}
void KNMusicBackendBassThread::setPosition(const qint64 &position)
{
//Check the channel is null.
if(!m_channel)
{
return;
}
//If the state is stopped and the position is not 0, then changed the state
//to pause.
if(m_state==Stopped && position!=0)
{
//Change to paused.
setPlayingState(Paused);
}
//Change the position, the unit of the position should be translate into
//second.
BASS_ChannelSetPosition(
m_channel,
BASS_ChannelSeconds2Bytes(m_channel,
//The position here should be the
//'absolute' position.
//That means it should be the position
//plus the start position.
(double)(m_startPosition+position)
/1000.0),
BASS_POS_BYTE);
//Check the position.
checkPosition();
}
/**
* This function progress the song
* @brief Stream::Avance
*/
void Stream::Avance(){
StreamMath *w_StreamMath = new StreamMath(streamUltimo);
double pos= w_StreamMath ->Trascurridos()+3;
QWORD posx =BASS_ChannelSeconds2Bytes( streamUltimo, pos);
BASS_ChannelSetPosition(streamUltimo, posx, BASS_POS_BYTE);
delete w_StreamMath;
}
void StreamRender::SlideBack()
{
StreamMath *w_StreamMath = new StreamMath(stream);
double pos = w_StreamMath ->Trascurridos()-3;
QWORD posx = BASS_ChannelSeconds2Bytes(stream,pos);
BASS_ChannelSetPosition(stream, posx, BASS_POS_BYTE);
delete w_StreamMath;
}
void CBSoundBuffer::LoopSyncProc(HSYNC handle, DWORD channel, DWORD data, void* user)
{
CBSoundBuffer* soundBuf = static_cast<CBSoundBuffer*>(user);
QWORD pos = BASS_ChannelSeconds2Bytes(channel, (float)soundBuf->GetLoopStart() / 1000.0f);
if (!BASS_ChannelSetPosition(channel, pos, BASS_POS_BYTE))
BASS_ChannelSetPosition(channel, 0, BASS_POS_BYTE);
}
bool Seek(HSTREAM stream, int ms)
{
float secs = (float)ms / 1000.0f;
QWORD pos = BASS_ChannelSeconds2Bytes(stream, secs);
BASS_ChannelSetPosition(stream, pos);
return true;
}
/**
* This fuction ????
* @brief Stream::slot_Barra
* @param pos
* @return void
*/
void Stream::slot_Barra(int pos)
{
if(IsPlay(streamUltimo)|| IsPause(streamUltimo))
{
double posx = BASS_ChannelSeconds2Bytes( streamUltimo, pos);
BASS_ChannelSetPosition(streamUltimo, posx, BASS_POS_BYTE);
return;
}
}
void MusicSelection::checkThatMusicIsPlayingWithinRange()
{
double currentPosition = BASS_ChannelBytes2Seconds(bgm, (BASS_ChannelGetPosition(bgm, BASS_POS_BYTE)));
if (currentPosition > beatMaps[currentSelectedMusicIndex].musicEndPosition || currentPosition < beatMaps[currentSelectedMusicIndex].musicStartPosition)
{
BASS_ChannelSetPosition(bgm, BASS_ChannelSeconds2Bytes(bgm, beatMaps[currentSelectedMusicIndex].musicStartPosition), BASS_POS_BYTE);
BASS_ChannelPlay(bgm, false);
}
}
HRESULT CBSoundBuffer::SetPosition(DWORD Pos)
{
if (m_Stream)
{
QWORD pos = BASS_ChannelSeconds2Bytes(m_Stream, (float)Pos / 1000.0f);
BASS_ChannelSetPosition(m_Stream, pos, BASS_POS_BYTE);
}
return S_OK;
}
void StreamRender::SlideMove(int pos){
//Timer->stop();
isSlider=true;
//double posx = BASS_ChannelSeconds2Bytes( stream, pos);
segungosTrascurridos= BASS_ChannelSeconds2Bytes( stream, pos);
//BASS_ChannelSetPosition(stream, posx, BASS_POS_BYTE);
return;
}
// --[ Method ]---------------------------------------------------------------
//
// - Class : CSoundStream
// - prototype : bool SetPlayPos(float fSeconds)
//
// - Purpose : Sets the stream play position (seconds).
//
// -----------------------------------------------------------------------------
bool CSoundStream::SetPlayPos(float fSeconds)
{
if(!IsValid())
{
return false;
}
QWORD bytes = BASS_ChannelSeconds2Bytes(m_handle, fSeconds);
return BASS_ChannelSetPosition(m_handle, bytes) == TRUE;
}
// Non-streams only
void CBassAudio::SetPlayPosition ( double dPosition )
{
// Only relevant for non-streams, which are always ready if valid
if ( m_pSound )
{
// Make sure position is in range
QWORD bytePosition = BASS_ChannelSeconds2Bytes( m_pSound, dPosition );
QWORD byteLength = BASS_ChannelGetLength( m_pSound, BASS_POS_BYTE );
BASS_ChannelSetPosition( m_pSound, Clamp < QWORD > ( 0, bytePosition, byteLength - 1 ), BASS_POS_BYTE );
}
}
void Music::SetPosition(float time)
{
QWORD bytesPos = BASS_ChannelSeconds2Bytes(mp3Strewam, time);
BOOL result = BASS_ChannelSetPosition(mp3Strewam, bytesPos, BASS_POS_BYTE);
if (result != TRUE)
{
int errorCode = BASS_ErrorGetCode();
assert(false);
}
}
bool CAudio::SetAt (int time)
{
if (m_bIsOnlineStream)
return false;
if (m_dwChannel)
{
long lTime =BASS_ChannelSeconds2Bytes (m_dwChannel, time);
BASS_ChannelSetPosition(m_dwChannel, lTime, BASS_POS_BYTE);
return true;
}
return false;
}
static BOOL Initialize()
{
BASS_INFO bi;
// initialize output, get latency
if (!BASS_Init(-1,44100,BASS_DEVICE_LATENCY,win,NULL)) {
Error("Can't initialize output");
return FALSE;
}
BASS_GetInfo(&bi);
if (bi.dsver<8) { // no DX8, so disable effect buttons
EnableWindow(GetDlgItem(win,20),FALSE);
EnableWindow(GetDlgItem(win,21),FALSE);
EnableWindow(GetDlgItem(win,22),FALSE);
EnableWindow(GetDlgItem(win,23),FALSE);
}
// create a stream to play the recording
chan=BASS_StreamCreate(44100,2,0,STREAMPROC_PUSH,0);
// start recording with 10ms period
if (!BASS_RecordInit(-1) || !(rchan=BASS_RecordStart(44100,2,MAKELONG(0,10),RecordingCallback,0))) {
BASS_RecordFree();
BASS_Free();
Error("Can't initialize recording");
return FALSE;
}
{ // get list of inputs
int c;
const char *i;
for (c=0;i=BASS_RecordGetInputName(c);c++) {
float level;
MESS(10,CB_ADDSTRING,0,i);
if (!(BASS_RecordGetInput(c,&level)&BASS_INPUT_OFF)) { // this 1 is currently "on"
input=c;
MESS(10,CB_SETCURSEL,input,0);
MESS(11,TBM_SETPOS,TRUE,level*100); // set level slider
}
}
}
{ // prebuffer at least "minbuf" amount of data before starting playback
DWORD prebuf=BASS_ChannelSeconds2Bytes(chan,bi.minbuf/1000.f);
while (BASS_ChannelGetData(chan,NULL,BASS_DATA_AVAILABLE)<prebuf)
Sleep(1);
}
BASS_ChannelPlay(chan,FALSE);
return TRUE;
}
void KNMusicBackendBassThread::setPosition(const qint64 &position)
{
//If no media, ignore.
if(m_filePath.isEmpty())
{
return;
}
//Change the position into second.
BASS_ChannelSetPosition(m_channel,
BASS_ChannelSeconds2Bytes(m_channel,
(double)(m_startPosition+position)/1000.0),
BASS_POS_BYTE);
//Do the position check.
onActionPositionCheck();
}
/*
WM_HSCROLL
*/
VOID Application::Cls_OnHScroll(HWND hwnd, HWND hwndCtl, UINT code, INT pos)
{
/*
Громкость
*/
if (hwndCtl == hTBSoundVolume) //Adjusting the volume control (Настройка регулятора громкости)
{
INT p = SendMessage(hTBSoundVolume, TBM_GETPOS, NULL, NULL); //Получение позиции
DOUBLE nPos = p * 0.01; //новая позиция уровня громкости
/*
Собственный регулятор громкости
*/
SendMessage(hTBSoundVolume, TBM_SETPOS, TRUE, (LPARAM)p);
BASS_ChannelSetAttribute(hStream, BASS_ATTRIB_VOL, nPos);
numVolume = nPos;
/*
Привязка к windows регулятору громкости
*/
//BASS_SetConfig(BASS_CONFIG_GVOL_STREAM, p * 100);
//BASS_SetVolume(p / 100.f);
}
/*
Время проигрывания
*/
else if (hwndCtl == hTBPlayingSong)
{
INT nPos = 0; //new position
nPos = SendMessage(hTBPlayingSong, TBM_GETPOS, 0, 0); //Get new position
secPlaying = nPos; //Seconds playing = current position
QWORD bytePos = BASS_ChannelSeconds2Bytes(hStream, nPos); //Translated seconds in bytes
BASS_ChannelSetPosition(hStream, bytePos, BASS_POS_BYTE); //Rewind in bytes
SendMessage(hTBPlayingSong, TBM_SETPOS, TRUE, (LPARAM)nPos); //Translated position
}
/*
Баланс
*/
else if (hwndCtl == hSlider_Balance)
{
INT p = SendMessage(hSlider_Balance, TBM_GETPOS, NULL, NULL);
BASS_ChannelSetAttribute(Application::_this->hStream, BASS_ATTRIB_PAN, p / 5);
}
}
pascal void PosEventHandler(ControlHandle control, SInt16 part)
{
DWORD p=GetControl32BitValue(control);
BASS_ChannelSetPosition(chan,BASS_ChannelSeconds2Bytes(chan,p),BASS_POS_BYTE);
}
int decodeFunc(void* inData)
{
int a, b, r, g, i;
//short waveData[8 * 1024];
unsigned int* fftPtr;
unsigned int* fftOutput;
float fftData[1024];
//double timeInSec = 0.0;
const float maxIntensity = 500 * 2;
const int COLOR_STEPS = 255;
const int PALETTE_SIZE = 3 * COLOR_STEPS;
const int spectrumLength = 1024;
ThreadFuncData* threadData = (ThreadFuncData*)inData;
unsigned int colors[255 * 3];
int imageHeight = 128;
HSTREAM chan = threadData->stream;
MusicData* data = threadData->data;
float percentDone = 1.0f;
float step = 0.0f;
mtx_lock(&s_mutex);
const int SAMPLING_FREQUENCY = 100; //warning: in TimelineImage this samplingfrequency is assumed to be 100
const double SAMPLING_RESOLUTION = 1.0 / SAMPLING_FREQUENCY;
QWORD sampleLength = BASS_ChannelSeconds2Bytes(chan, SAMPLING_RESOLUTION);
int numSamples = (int)((double)BASS_ChannelGetLength(chan, BASS_POS_BYTE) / (double)sampleLength);
//printf("Num samples %d\n", (int)sampleLength);
//printf("Num samples %d\n", numSamples);
BASS_ChannelPlay(chan, 0);
int j_table[128];
int pj_table[128];
int nj_table[128];
// TODO: Size optimize?
data->sampleCount = numSamples;
fftPtr = fftOutput = (unsigned int*)malloc(128 * 4 * (numSamples + 1));
//const int spectrumLength = 1024;
//const int imageHeight = 256;
//var spectrumImage = new Bitmap((int)numSamples, imageHeight);
//var volumeImage = new Bitmap((int)numSamples, imageHeight);
//s_editorData.waveViewSize = 128;
//s_editorData.trackViewInfo.windowSizeX -= s_editorData.waveViewSize;
//timeInSec =(DWORD)BASS_ChannelBytes2Seconds(chan, len);
//printf(" %u:%02u\n", (int)timeInSec / 60, (int)timeInSec % 60);
for (i = 0; i < PALETTE_SIZE; ++i)
{
a = 255;
if (i < PALETTE_SIZE * 0.666f)
a = (int)(i * 255 / (PALETTE_SIZE * 0.666f));
b = 0;
if (i < PALETTE_SIZE * 0.333f)
b = i;
else if (i < PALETTE_SIZE * 0.666f)
b = -i + 510;
r = 0;
if (i > PALETTE_SIZE * 0.666f)
r = 255;
else if (i > PALETTE_SIZE * 0.333f)
r = i - 255;
g = 0;
if (i > PALETTE_SIZE * 0.666f)
g = i - 510;
colors[i] = Emgui_color32((uint8_t)r, (uint8_t)g, (uint8_t)b, (uint8_t)a);
}
float f = (float)(spectrumLength / log((float)(imageHeight + 1)));
float f2 = (float)((PALETTE_SIZE - 1) / log(maxIntensity + 1));
(void)f2;
for (int rowIndex = 0; rowIndex < imageHeight; ++rowIndex)
{
int j_ = (int)(f * log(rowIndex + 1));
int pj_ = (int)(rowIndex > 0 ? f * log(rowIndex - 1 + 1) : j_);
int nj_ = (int)(rowIndex < imageHeight - 1 ? f * log(rowIndex + 1 + 1) : j_);
j_table[rowIndex] = j_;
pj_table[rowIndex] = pj_;
nj_table[rowIndex] = nj_;
}
step = (float)(99.0f / numSamples);
percentDone = 1.0f;
for (int sampleIndex = 0; sampleIndex < numSamples; ++sampleIndex)
{
BASS_ChannelSetPosition(chan, sampleIndex * sampleLength, BASS_POS_BYTE);
BASS_ChannelGetData(chan, fftData, BASS_DATA_FFT2048);
data->percentDone = (int)(percentDone);
//printf("%d/%d\n", sampleIndex, numSamples);
for (int rowIndex = 0; rowIndex < imageHeight; ++rowIndex)
{
//int j_ = (int)(f * log(rowIndex + 1));
//int pj_ = (int)(rowIndex > 0 ? f * log(rowIndex - 1 + 1) : j_);
//int nj_ = (int)(rowIndex < imageHeight - 1 ? f * log(rowIndex + 1 + 1) : j_);
int j_ = j_table[(imageHeight - rowIndex) - 1];
int pj_ = pj_table[(imageHeight - rowIndex) - 1];
int nj_ = nj_table[(imageHeight - rowIndex) - 1];
//printf("index %d - %d %d %d\n", rowIndex, j_, pj_, nj_);
float intensity = 125.0f * 4.0f * fftData[spectrumLength - pj_ - 1] +
750.0f * 4.0f * fftData[spectrumLength - j_ - 1] +
125.0f * 4.0f * fftData[spectrumLength - nj_ - 1];
if (intensity > maxIntensity)
intensity = maxIntensity;
if (intensity < 0.0f)
intensity = 0.0f;
int palettePos = (int)(f2 * log(intensity + 1));
*fftOutput++ = colors[palettePos];
}
percentDone += step;
}
BASS_StreamFree(chan);
free(threadData);
data->percentDone = 100;
data->fftData = fftPtr;
mtx_unlock(&s_mutex);
//printf("thread done\n");
return 1;
}
void setRow(float row) { BASS_ChannelSetPosition(stream, BASS_ChannelSeconds2Bytes(stream, float(row / rowRate)), BASS_POS_BYTE); }
INT_PTR CALLBACK dialogproc(HWND h,UINT m,WPARAM w,LPARAM l)
{
switch (m) {
case WM_COMMAND:
switch (LOWORD(w)) {
case IDCANCEL:
DestroyWindow(h);
break;
case 10:
{
char file[MAX_PATH]="";
ofn.lpstrFile=file;
ofn.nMaxFile=MAX_PATH;
if (GetOpenFileName(&ofn)) {
BASS_StreamFree(chan); // free the old stream
if (!(chan=BASS_StreamCreateFile(FALSE,file,0,0,BASS_SAMPLE_LOOP))) {
// it ain't playable
MESS(10,WM_SETTEXT,0,"click here to open a file...");
MESS(11,WM_SETTEXT,0,"");
Error("Can't play the file");
break;
}
MESS(10,WM_SETTEXT,0,file);
{ // display the file type and length
QWORD bytes=BASS_ChannelGetLength(chan,BASS_POS_BYTE);
DWORD time=BASS_ChannelBytes2Seconds(chan,bytes);
BASS_CHANNELINFO info;
BASS_ChannelGetInfo(chan,&info);
sprintf(file,"channel type = %x (%s)\nlength = %I64u (%u:%02u)",
info.ctype,GetCTypeString(info.ctype,info.plugin),bytes,time/60,time%60);
MESS(11,WM_SETTEXT,0,file);
MESS(12,TBM_SETRANGE,1,MAKELONG(0,time)); // update scroller range
}
BASS_ChannelPlay(chan,FALSE);
}
}
break;
}
break;
case WM_HSCROLL:
if (l && LOWORD(w)!=SB_THUMBPOSITION && LOWORD(w)!=SB_ENDSCROLL) { // set the position
int pos=SendMessage((HWND)l,TBM_GETPOS,0,0);
BASS_ChannelSetPosition(chan,BASS_ChannelSeconds2Bytes(chan,pos),BASS_POS_BYTE);
}
break;
case WM_TIMER:
MESS(12,TBM_SETPOS,1,(DWORD)BASS_ChannelBytes2Seconds(chan,BASS_ChannelGetPosition(chan,BASS_POS_BYTE))); // update position
break;
case WM_INITDIALOG:
win=h;
// initialize default output device
if (!BASS_Init(-1,44100,0,win,NULL)) {
Error("Can't initialize device");
DestroyWindow(win);
break;
}
// initialize file selector
memset(&ofn,0,sizeof(ofn));
ofn.lStructSize=sizeof(ofn);
ofn.hwndOwner=h;
ofn.Flags=OFN_HIDEREADONLY|OFN_EXPLORER;
ofn.lpstrFilter=filter;
memcpy(filter,"BASS built-in (*.mp3;*.mp2;*.mp1;*.ogg;*.wav;*.aif)\0*.mp3;*.mp2;*.mp1;*.ogg;*.wav;*.aif\0",88);
{ // look for plugins (in the executable's directory)
WIN32_FIND_DATA fd;
HANDLE fh;
char path[MAX_PATH],*fp=filter+88;
GetModuleFileName(0,path,sizeof(path));
strcpy(strrchr(path,'\\')+1,"bass*.dll");
fh=FindFirstFile(path,&fd);
if (fh!=INVALID_HANDLE_VALUE) {
do {
HPLUGIN plug;
if (plug=BASS_PluginLoad(fd.cFileName,0)) { // plugin loaded...
const BASS_PLUGININFO *pinfo=BASS_PluginGetInfo(plug); // get plugin info to add to the file selector filter...
int a;
for (a=0;a<pinfo->formatc;a++) {
fp+=sprintf(fp,"%s (%s) - %s",pinfo->formats[a].name,pinfo->formats[a].exts,fd.cFileName)+1; // format description
fp+=sprintf(fp,"%s",pinfo->formats[a].exts)+1; // extension filter
}
// add plugin to the list
MESS(20,LB_ADDSTRING,0,fd.cFileName);
}
} while (FindNextFile(fh,&fd));
FindClose(fh);
}
if (!MESS(20,LB_GETCOUNT,0,0)) // no plugins...
MESS(20,LB_ADDSTRING,0,"no plugins - visit the BASS webpage to get some");
memcpy(fp,"All files\0*.*\0\0",15);
}
SetTimer(h,0,500,0); // timer to update the position
return 1;
case WM_DESTROY:
// "free" the output device and all plugins
BASS_Free();
BASS_PluginFree(0);
break;
}
return 0;
}
BOOL BassSoundEngine::SetPosition(int chan_id, int sound_id, double timeInSeconds)
{
double tm_offset = timeInSeconds+playOffset[sound_id]*0.001;
QWORD byte_posi = BASS_ChannelSeconds2Bytes(channel[chan_id], tm_offset);
return BASS_ChannelSetPosition(channel[chan_id], byte_posi, BASS_POS_BYTE);
}
static void bass_set_row(void *d, int row)
{
HSTREAM h = *((HSTREAM *)d);
QWORD pos = BASS_ChannelSeconds2Bytes(h, row / row_rate);
BASS_ChannelSetPosition(h, pos, BASS_POS_BYTE);
}
void CSoundManager::SetMusicPosition(unsigned int position) {
long seconds = BASS_ChannelSeconds2Bytes(m_stream, position / 1000.0);
BASS_ChannelSetPosition(m_stream, seconds, BASS_POS_BYTE);
}
bool BassPlayer::newPosProcessing(const qint64 & new_pos) {
return BASS_ChannelSetPosition(chan, BASS_ChannelSeconds2Bytes(chan, (new_pos + startPosition()) / BASS_POSITION_MULTIPLIER), BASS_POS_BYTE);
}
void ControlEvent::SetMusicPosition(double seconds,HSTREAM m_stream)
{
QWORD p = BASS_ChannelSeconds2Bytes(m_stream,seconds);
BASS_ChannelSetPosition(m_stream,p,BASS_POS_BYTE);
}
BOOL CALLBACK dialogproc(HWND h,UINT m,WPARAM w,LPARAM l)
{
DWORD p;
float freq;
char c[30];
switch (m) {
case WM_COMMAND:
switch (LOWORD(w)) {
case ID_OPEN:
{
char file[MAX_PATH]="";
ofn.lpstrFilter="playable files\0*.mo3;*.xm;*.mod;*.s3m;*.it;*.mtm;*.mp3;*.mp2;*.mp1;*.ogg;*.wav;*.aif\0All files\0*.*\0\0";
ofn.lpstrFile=file;
if (GetOpenFileName(&ofn)) {
memcpy(path,file,ofn.nFileOffset);
path[ofn.nFileOffset-1]=0;
// free decode bpm & stream
BASS_FX_BPM_Free(hBPM);
// free tempo, stream, music & bpm/beat callbacks
BASS_StreamFree(chan);
// create decode stream channel
chan=BASS_StreamCreateFile(FALSE, file, 0, 0, BASS_STREAM_DECODE);
// create decode music channel
if (!chan) chan = BASS_MusicLoad(FALSE, file, 0, 0, BASS_MUSIC_RAMP|BASS_MUSIC_PRESCAN|BASS_MUSIC_DECODE, 0);
if (!chan){
// not a WAV/MP3 or MOD
MESS(ID_OPEN,WM_SETTEXT,0,"click here to open a file && play it...");
Error("Selected file couldn't be loaded!");
break;
}
// get current samplerate
BASS_ChannelGetAttribute(chan, BASS_ATTRIB_FREQ, &freq);
// update the position slider
p = (DWORD)BASS_ChannelBytes2Seconds(chan, BASS_ChannelGetLength(chan, BASS_POS_BYTE));
MESS(IDC_POS,TBM_SETRANGEMAX,0,p);
MESS(IDC_POS,TBM_SETPOS,TRUE,0);
// create a new stream - decoded & resampled :)
if (!(chan=BASS_FX_TempoCreate(chan, BASS_SAMPLE_LOOP|BASS_FX_FREESOURCE))){
MESS(ID_OPEN,WM_SETTEXT,0,"click here to open a file && play it...");
Error("Couldn't create a resampled stream!");
BASS_StreamFree(chan);
BASS_MusicFree(chan);
break;
}
// update the button to show the loaded file name
MESS(ID_OPEN,WM_SETTEXT,0,GetFileName(file));
// set Volume
p = MESS(IDC_VOL,TBM_GETPOS,0,0);
BASS_ChannelSetAttribute(chan, BASS_ATTRIB_VOL, (float)(100 - p)/100.0f);
// update tempo slider & view
MESS(IDC_TEMPO,TBM_SETPOS,TRUE,0);
MESS(IDC_STEMPO,WM_SETTEXT,0,"Tempo = 0%");
// set rate min/max values according to current frequency
MESS(IDC_RATE,TBM_SETRANGEMAX,0,(long)(freq * 1.3f));
MESS(IDC_RATE,TBM_SETRANGEMIN,0,(long)(freq * 0.7f));
MESS(IDC_RATE,TBM_SETPOS,TRUE,(long)freq);
MESS(IDC_RATE,TBM_SETPAGESIZE,0,(long)(freq * 0.01f)); // by 1%
sprintf(c,"Samplerate = %dHz", (long)freq);
MESS(IDC_SRATE,WM_SETTEXT,0,c);
// update the approximate time in seconds view
UpdatePositionLabel();
// play new created stream
BASS_ChannelPlay(chan,FALSE);
// set the callback bpm and beat
SendMessage(win,WM_COMMAND,IDC_CHKPERIOD,l);
SendMessage(win,WM_COMMAND,IDC_CHKBEAT,l);
// get the bpm of 30 seconds from the start
DecodingBPM(TRUE, 0.0f, 30.0f, file);
}
}
return 1;
case IDC_CHKPERIOD:
if(MESS(IDC_CHKPERIOD,BM_GETCHECK,0,0)){
GetDlgItemText(win, IDC_EPBPM, c, 5);
BASS_FX_BPM_CallbackSet(chan, (BPMPROC*)GetBPM_Callback, (double)atof(c), 0, BASS_FX_BPM_MULT2, 0);
}else
BASS_FX_BPM_Free(chan);
return 1;
case IDC_CHKBEAT:
if(MESS(IDC_CHKBEAT,BM_GETCHECK,0,0)){
BASS_FX_BPM_BeatCallbackSet(chan, (BPMBEATPROC*)GetBeatPos_Callback, 0);
}else
BASS_FX_BPM_BeatFree(chan);
return 1;
}
break;
case WM_VSCROLL:
if(GetDlgCtrlID((HWND)l) == IDC_VOL)
BASS_ChannelSetAttribute(chan, BASS_ATTRIB_VOL, (float)(100 - MESS(IDC_VOL,TBM_GETPOS,0,0))/100.0f);
break;
case WM_HSCROLL:
{
if(!BASS_ChannelIsActive(chan)) break;
switch (GetDlgCtrlID((HWND)l)) {
case IDC_TEMPO:
// set new tempo
BASS_ChannelSetAttribute(chan, BASS_ATTRIB_TEMPO, (float)MESS(IDC_TEMPO, TBM_GETPOS, 0, 0));
// update tempo static text
sprintf(c,"Tempo = %d%%", MESS(IDC_TEMPO, TBM_GETPOS, 0, 0));
MESS(IDC_STEMPO,WM_SETTEXT,0,c);
case IDC_RATE:
{
// set new samplerate
BASS_ChannelSetAttribute(chan, BASS_ATTRIB_TEMPO_FREQ, (float)MESS(IDC_RATE, TBM_GETPOS, 0, 0));
sprintf(c,"Samplerate = %dHz", MESS(IDC_RATE, TBM_GETPOS, 0, 0));
MESS(IDC_SRATE,WM_SETTEXT,0,c);
// update the bpm view
if (MESS(IDC_CHKPERIOD,BM_GETCHECK,0,0))
sprintf(c,"BPM: %0.2f", GetNewBPM(chan));
else
sprintf(c,"BPM: %0.2f", GetNewBPM(hBPM));
MESS(IDC_SBPM,WM_SETTEXT,0,c);
// update the approximate time in seconds view
UpdatePositionLabel();
}
break;
case IDC_POS:
// change the position
if (LOWORD(w) == SB_ENDSCROLL) { // seek to new pos
BASS_ChannelSetPosition(chan, (QWORD)BASS_ChannelSeconds2Bytes(chan, (double)MESS(IDC_POS,TBM_GETPOS,0,0)), BASS_POS_BYTE);
// get the bpm of last IDC_EPBPM seconds
GetDlgItemText(win, IDC_EPBPM, c, 5);
DecodingBPM(FALSE, (double)MESS(IDC_POS,TBM_GETPOS,0,0) - (double)atof(c), (double)MESS(IDC_POS,TBM_GETPOS,0,0),"");
}
// update the approximate time in seconds view
UpdatePositionLabel();
break;
}
}
return 1;
break;
case WM_CLOSE:
EndDialog(h, 0);
return 1;
break;
case WM_INITDIALOG:
win=h;
GetCurrentDirectory(MAX_PATH,path);
memset(&ofn,0,sizeof(ofn));
ofn.lStructSize=sizeof(ofn);
ofn.hwndOwner=h;
ofn.hInstance=inst;
ofn.nMaxFile=MAX_PATH;
ofn.Flags=OFN_HIDEREADONLY|OFN_EXPLORER;
// setup output - default device, 44100hz, stereo, 16 bits
if (!BASS_Init(-1,44100,0,win,NULL)) {
Error("Can't initialize device");
DestroyWindow(win);
return 1;
}
// volume
MESS(IDC_VOL,TBM_SETRANGEMAX,0,100);
MESS(IDC_VOL,TBM_SETPOS,TRUE,50);
MESS(IDC_VOL,TBM_SETPAGESIZE,0,5);
// tempo
MESS(IDC_TEMPO,TBM_SETRANGEMAX,TRUE,30);
MESS(IDC_TEMPO,TBM_SETRANGEMIN,TRUE,-30);
MESS(IDC_TEMPO,TBM_SETPOS,TRUE,0);
MESS(IDC_TEMPO,TBM_SETPAGESIZE,0,1);
// rate
MESS(IDC_RATE,TBM_SETRANGEMAX,0,(long)(44100.0f * 1.3f));
MESS(IDC_RATE,TBM_SETRANGEMIN,0,(long)(44100.0f * 0.7f));
MESS(IDC_RATE,TBM_SETPOS,TRUE,44100);
MESS(IDC_RATE,TBM_SETPAGESIZE,0,(long)(44100.0f * 0.01f)); // by 1%
// bpm detection process
MESS(IDC_PRGRSBPM,PBM_SETRANGE32,0,100);
// set the bpm period edit box, as a default of 10 seconds :)
MESS(IDC_EPBPM,WM_SETTEXT,0,"10");
// set the bpm static text font
Font = CreateFont(-12,0,0,0,FW_BOLD,FALSE,FALSE,FALSE,ANSI_CHARSET,
OUT_STROKE_PRECIS,CLIP_STROKE_PRECIS,DRAFT_QUALITY,
DEFAULT_PITCH | FF_DONTCARE,"Tahoma");
MESS(IDC_SBPM, WM_SETFONT, Font, TRUE);
MESS(IDC_SBEAT, WM_SETFONT, Font, TRUE);
return 1;
}
return 0;
}
void bmx_bass_channelseconds2bytes(DWORD handle, QWORD * bytes, double pos) {
*bytes = BASS_ChannelSeconds2Bytes(handle, pos);
}
