Beispiel #1
0
void BassPlayer::applyTempoToChannel() {
    quint64 tempo_chan = BASS_FX_TempoCreate(chan, BASS_FX_FREESOURCE);
    if (!tempo_chan) {
        //FIXME: block tempo func
        qCritical() << "e:" << BASS_ErrorGetCode();
    } else
        chan = tempo_chan;
}
AudioClip::AudioClip(unsigned char *data)
{
    pan = 0.0f;
    volume = 1.0f;
    pitch = 0.0f;
    loop = false;
    play_once = false;
    oshot = false;

    hm = BASS_StreamCreate(44100, 2, BASS_STREAM_DECODE, 0, (void*)data);
    hm = BASS_FX_TempoCreate(hm, BASS_FX_FREESOURCE);
}
AudioClip::AudioClip(std::string filename)
{
	pan = 0.0f;
	volume = 1.0f;
	pitch = 0.0f;
	loop = false;
	play_once = false;
	oshot = false;

    std::wstring fname(filename.begin(), filename.end());
    hm = BASS_StreamCreateFile(FALSE, fname.c_str(), 0, 0, BASS_STREAM_DECODE);
    hm = BASS_FX_TempoCreate(hm, BASS_FX_FREESOURCE);
}
Beispiel #4
0
HFX CALLBACK SetCustFX (DWORD chan, DWORD type, int priority) {
if (type!=CUST_FX_TYPE_ID) return NULL;
BASS_CHANNELINFO info;
BASS_ChannelGetInfo(chan, &info);
HCustFX* hc = malloc(sizeof(HCustFX));
if (!hc) return NULL;
hc->flags = info.flags&( BASS_SAMPLE_FLOAT | BASS_SAMPLE_8BITS );
hc->push = BASS_StreamCreate(info.freq, info.chans, hc->flags | BASS_STREAM_DECODE, STREAMPROC_PUSH, NULL);
hc->pitch = BASS_FX_TempoCreate(hc->push, BASS_STREAM_DECODE);
HFX hfx = bassfunc->SetFX(chan, CustFXDSPProc, hc, priority, &CustFXFuncs);
if (hfx&&hc->pitch&&hc->push) return hfx;
if (hfx) BASS_ChannelRemoveFX(chan, hfx);
if (hc->pitch) BASS_StreamFree(hc->pitch);
if (hc->push) BASS_StreamFree(hc->push);
free(hc);
return NULL;
}
Beispiel #5
0
HSTREAM BassSoundEngine::ReadMusic(string filename)
{
	HSTREAM sound;
	if(stream_pool.find(filename)!=stream_pool.end())
		sound = stream_pool[filename];
	else{
		sound = BASS_StreamCreateFile(FALSE, filename.data(), 0, 0, BASS_STREAM_PRESCAN|BASS_STREAM_DECODE);
		sound = BASS_FX_TempoCreate(sound, BASS_FX_FREESOURCE);
		BOOL hr;
		float sequence_ms = systemIni.BASS_ATTRIB_TEMPO_OPTION_SEQUENCE_MS;
		hr = BASS_ChannelSetAttribute(sound, BASS_ATTRIB_TEMPO_OPTION_SEQUENCE_MS, sequence_ms);
		ERRCHECK(hr);
		float seekwindow_ms = systemIni.BASS_ATTRIB_TEMPO_OPTION_SEEKWINDOW_MS;
		hr = BASS_ChannelSetAttribute(sound, BASS_ATTRIB_TEMPO_OPTION_SEEKWINDOW_MS, seekwindow_ms);
		ERRCHECK(hr);
		float overlap_ms = systemIni.BASS_ATTRIB_TEMPO_OPTION_OVERLAP_MS;
		hr = BASS_ChannelSetAttribute(sound, BASS_ATTRIB_TEMPO_OPTION_OVERLAP_MS, overlap_ms);
		ERRCHECK(hr);
		stream_pool[filename] = sound;
	}
	return sound;
}
Beispiel #6
0
void BassSoundEngine::Init()
{
	nowChannel = 0;
	sampleRate_factor = pitch_factor = tempo_factor = 0;
	intended_pitch = 1.0;

	DWORD hr;
	hr = BASS_Init(-1, defaultSampleRate, BASS_DEVICE_LATENCY, base::hwnd, NULL);
	hr = BASS_FX_GetVersion();
	hitWav = BASS_SampleLoad(false, "gamedata\\hit.wav", 0, 0, 16, 0);
#if 1==0
	HSTREAM fs1, fs2;
	fs1 = BASS_StreamCreateFile(false,"D:\\Project DIVA PC\\gamedata\\cg.mp3",0,0,BASS_STREAM_DECODE);
	fs2 = BASS_FX_TempoCreate(fs1, 0);
	hr = BASS_ErrorGetCode();
	hr = BASS_ChannelPlay(fs2, FALSE);
	hr = BASS_ChannelSetAttribute(fs2, BASS_ATTRIB_TEMPO, 50); 
	Sleep(100000);
	hr = BASS_ChannelStop(fs1);
	Sleep(2000);
#endif
	hr = 0;
}
Beispiel #7
0
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;
}
Beispiel #8
0
//
// This will return false for non streams if the file is not correct
//
bool CBassAudio::BeginLoadingMedia ( void )
{
    assert ( !m_pSound && !m_bPendingPlay );

    // Calc the flags
    long lFlags = BASS_STREAM_AUTOFREE | BASS_SAMPLE_SOFTWARE;   
#if 0   // Everything sounds better in ste-reo
    if ( m_b3D )
        lFlags |= BASS_SAMPLE_MONO;
#endif
    if ( m_bLoop )
        lFlags |= BASS_SAMPLE_LOOP;

    if ( m_bStream )
    {
        //
        // For streams, begin the connect sequence
        //
        assert ( !m_pVars );
        m_pVars = new SSoundThreadVariables ();
        m_pVars->strURL = m_strPath;
        m_pVars->lFlags = lFlags;
        CreateThread ( NULL, 0, reinterpret_cast <LPTHREAD_START_ROUTINE> ( &CBassAudio::PlayStreamIntern ), m_uiCallbackId, 0, NULL );
        m_bPendingPlay = true;
        OutputDebugLine ( "[Bass]        stream connect started" );
    }
    else
    {
        //
        // For non streams, try to load the sound file
        //
        // First x streams need to be decoders rather than "real" sounds but that's dependent on if we need streams or not so we need to adapt.
        /*
            We are the Borg. Lower your shields and surrender your ships. 
            We will add your biological and technological distinctiveness to our own. 
            Your culture will adapt to service us. 
            Resistance is futile.
        */
        long lCreateFlags = BASS_MUSIC_PRESCAN|BASS_STREAM_DECODE;

        if ( !m_pBuffer )
        {
            m_pSound = BASS_StreamCreateFile ( false, m_strPath, 0, 0, lCreateFlags );
            if ( !m_pSound )
                m_pSound = BASS_MusicLoad ( false, m_strPath, 0, 0, BASS_MUSIC_RAMP|BASS_MUSIC_PRESCAN|BASS_STREAM_DECODE, 0 );  // Try again
            if ( !m_pSound && m_b3D )
                m_pSound = ConvertFileToMono ( m_strPath );                       // Last try if 3D
        }
        else
        {
            m_pSound = BASS_StreamCreateFile ( true, m_pBuffer, 0, m_uiBufferLength, lCreateFlags );
            if ( !m_pSound )
                m_pSound = BASS_MusicLoad ( true, m_pBuffer, 0, m_uiBufferLength, lCreateFlags, 0 );
        }

        // Failed to load ?
        if ( !m_pSound )
        {
            g_pCore->GetConsole()->Printf ( "BASS ERROR %d in LoadMedia  path:%s  3d:%d  loop:%d", BASS_ErrorGetCode(), *m_strPath, m_b3D, m_bLoop );
            return false;
        }

        m_pSound = BASS_FX_ReverseCreate ( m_pSound, 2.0f, BASS_STREAM_DECODE | BASS_FX_FREESOURCE | BASS_MUSIC_PRESCAN );
        BASS_ChannelSetAttribute ( m_pSound, BASS_ATTRIB_REVERSE_DIR, BASS_FX_RVS_FORWARD );
        // Sucks.
        /*if ( BASS_FX_BPM_CallbackSet ( m_pSound, (BPMPROC*)&BPMCallback, 1, 0, 0, m_uiCallbackId ) == false )
        {
            g_pCore->GetConsole()->Printf ( "BASS ERROR %d in BASS_FX_BPM_CallbackSet  path:%s  3d:%d  loop:%d", BASS_ErrorGetCode(), *m_strPath, m_b3D, m_bLoop );
        }*/

        if ( BASS_FX_BPM_BeatCallbackSet ( m_pSound, (BPMBEATPROC*)&BeatCallback, m_uiCallbackId ) == false )
        {
            g_pCore->GetConsole()->Printf ( "BASS ERROR %d in BASS_FX_BPM_BeatCallbackSet  path:%s  3d:%d  loop:%d", BASS_ErrorGetCode(), *m_strPath, m_b3D, m_bLoop );
        }
        

        if ( !m_pSound )
        {
            g_pCore->GetConsole()->Printf ( "BASS ERROR %d in BASS_FX_ReverseCreate  path:%s  3d:%d  loop:%d", BASS_ErrorGetCode(), *m_strPath, m_b3D, m_bLoop );
            return false;
        }
        m_pSound = BASS_FX_TempoCreate ( m_pSound, lFlags | BASS_FX_FREESOURCE );
        if ( !m_pSound )
        {
            g_pCore->GetConsole()->Printf ( "BASS ERROR %d in CreateTempo  path:%s  3d:%d  loop:%d", BASS_ErrorGetCode(), *m_strPath, m_b3D, m_bLoop );
            return false;
        }
        BASS_ChannelGetAttribute ( m_pSound, BASS_ATTRIB_TEMPO, &m_fTempo );
        BASS_ChannelGetAttribute ( m_pSound, BASS_ATTRIB_TEMPO_PITCH, &m_fPitch );
        BASS_ChannelGetAttribute ( m_pSound, BASS_ATTRIB_TEMPO_FREQ, &m_fSampleRate );
        // Validation of some sort
        if ( m_bLoop && BASS_ChannelFlags ( m_pSound, BASS_SAMPLE_LOOP, BASS_SAMPLE_LOOP ) == -1 )
            g_pCore->GetConsole()->Printf ( "BASS ERROR %d in LoadMedia ChannelFlags LOOP  path:%s  3d:%d  loop:%d", BASS_ErrorGetCode(), *m_strPath, m_b3D, m_bLoop );

        BASS_ChannelGetAttribute ( m_pSound, BASS_ATTRIB_FREQ, &m_fDefaultFrequency );
        m_bPendingPlay = true;
        SetFinishedCallbacks ();
        OutputDebugLine ( "[Bass] sound loaded" );
    }

    return true;
}
HRESULT CBSoundBuffer::LoadFromFile(const char* Filename, bool ForceReload)
{
	if (m_Stream)
	{
		BASS_StreamFree(m_Stream);
		m_Stream = NULL;
	}

	if (m_File) Game->m_FileManager->CloseFile(m_File);
	
	m_File = Game->m_FileManager->OpenFile(Filename);
	if (!m_File)
	{
		Game->LOG(0, "Error opening sound file '%s'", Filename);
		return E_FAIL;
	}
	
	BASS_FILEPROCS fileProc;
	fileProc.close = CBSoundBuffer::FileCloseProc;
	fileProc.read = CBSoundBuffer::FileReadProc;
	fileProc.seek = CBSoundBuffer::FileSeekProc;
	fileProc.length = CBSoundBuffer::FileLenProc;

	m_Stream = BASS_StreamCreateFileUser(STREAMFILE_NOBUFFER, BASS_STREAM_DECODE, &fileProc, (void*)m_File);
	if (!m_Stream)
	{
		Game->LOG(0, "BASS error: %d while loading '%s'", BASS_ErrorGetCode(), Filename);
		return E_FAIL;
	}
	
	m_Stream = BASS_FX_TempoCreate(m_Stream,BASS_SAMPLE_LOOP|BASS_FX_FREESOURCE);

	CBUtils::SetString(&m_Filename, Filename);

	/*
	HRESULT res;
	bool NewlyCreated = false;

	if(!m_SoundBuffer || ForceReload || m_Streamed){
		if(!m_File) m_File = Game->m_FileManager->OpenFile(Filename);
		if(!m_File){
			Game->LOG(0, "Error opening sound file '%s'", Filename);
			return E_FAIL;
		}
		// switch to streamed for big files
		if(!m_Streamed && (m_File->GetSize() > MAX_NONSTREAMED_FILE_SIZE && !Game->m_ForceNonStreamedSounds)) SetStreaming(true);
	}

	// create buffer
	if(!m_SoundBuffer){
		NewlyCreated = true;
		
		res = InitializeBuffer(m_File);
		if(FAILED(res)){
			Game->LOG(res, "Error creating sound buffer for file '%s'", Filename);
			return res;
		}
	}



	// store filename
	if(!m_Filename){
		m_Filename = new char[strlen(Filename)+1];
		strcpy(m_Filename, Filename);
	}

	// close file (if not streaming)
	if(!m_Streamed && m_File){
		Game->m_FileManager->CloseFile(m_File);
		m_File = NULL;
	}
	*/

	return S_OK;
}
Beispiel #10
0
pascal OSStatus OpenEventHandler(EventHandlerCallRef inHandlerRef, EventRef inEvent, void *inUserData)
{
	DWORD p;
	NavDialogRef fileDialog;
	NavDialogCreationOptions fo;
	NavGetDefaultDialogCreationOptions(&fo);
	fo.optionFlags=0;
	fo.parentWindow=win;
	NavCreateChooseFileDialog(&fo,NULL,NULL,NULL,NULL,NULL,&fileDialog);
	if (!NavDialogRun(fileDialog)) {
		NavReplyRecord r;
		if (!NavDialogGetReply(fileDialog,&r)) {
			AEKeyword k;
			FSRef fr;
			if (!AEGetNthPtr(&r.selection,1,typeFSRef,&k,NULL,&fr,sizeof(fr),NULL)) {
				char file[256];
				FSRefMakePath(&fr,(BYTE*)file,sizeof(file));
				BASS_StreamFree(chan); // free old streams before opening new
		
				// create decode channel
				chan = BASS_StreamCreateFile(FALSE,file,0,0,BASS_SAMPLE_FLOAT|BASS_STREAM_DECODE|BASS_STREAM_PRESCAN);

				// check for MOD
				if (!chan) chan = BASS_MusicLoad(FALSE, file, 0, 0, BASS_SAMPLE_FLOAT|BASS_MUSIC_RAMP|BASS_STREAM_DECODE|BASS_MUSIC_PRESCAN,0);

				if (!chan) {
					SetControlTitleWithCFString(inUserData,CFSTR("click here to open a file && play it..."));
					Error("Selected file couldn't be loaded!");
				} else {
					// create new stream - decoded & reversed
					// 2 seconds decoding block as a decoding channel
					if (!(chan=BASS_FX_ReverseCreate(chan, 2, BASS_STREAM_DECODE|BASS_FX_FREESOURCE))) {
						SetControlTitleWithCFString(inUserData,CFSTR("click here to open a file && play it..."));
						Error("Couldn't create a reversed stream!");
						BASS_StreamFree(chan);
						BASS_MusicFree(chan);
					} else {
						// create a new stream - decoded & resampled :)
						if (!(chan=BASS_FX_TempoCreate(chan, BASS_SAMPLE_LOOP|BASS_FX_FREESOURCE))){
							SetControlTitleWithCFString(inUserData,CFSTR("click here to open a file && play it..."));
							Error("Couldn't create a resampled stream!");
							BASS_StreamFree(chan);
							BASS_MusicFree(chan);
						} else {
							// update the Button to show the loaded file
							c2pstrcpy((BYTE*)file,file);
							SetControlTitle(inUserData,(BYTE*)file);

							// update the position slider
							p = BASS_ChannelBytes2Seconds(chan, BASS_ChannelGetLength(chan, BASS_POS_BYTE));
							SetControl32BitMaximum(GetControl(15),p);
							SetControl32BitValue(GetControl(15),p);

							// set Volume
							p = GetControl32BitValue(GetControl(11));
							BASS_ChannelSetAttribute(chan, BASS_ATTRIB_VOL, (float)p/100.0f);

							// update tempo slider
							SetControl32BitValue(GetControl(13),0);
							SetStaticText(12,"Tempo = 0%");

							// play new created stream
							BASS_ChannelPlay(chan,FALSE);
						}
					}
				}
			}
			NavDisposeReply(&r);
		}
	}
	NavDialogDispose(fileDialog);
	return noErr;
}