virtual void DoDataExchange(CDataExchange* pDX); protected:
afxmsg void OnHammingO; DECLAREMESSAGEMAPO); class CFurjeDlg. public CDialog {public:
CWaveOutDevice* m_pOutDev; CFurjeDlg(CWnd* pParent = NULL); enum {IDD = IDDFURJE }; protected:
afxmsg void OnFurjeO; DECLAREMESSAGEMAPO}; class CObrFurjeDlg: public CDialog {public:
CWaveOutDevice* m_pOutDev; CObrFurjeDlg(CWnd* pParent = NULL); enum { IDD = IDD OBRFURJE }; protected:
afxmsg void OnObrfurje(); DECLAREMESSAGEMAPO}; class CClipDlg. public CDialog {public:
CWaveOutDevice* m_pOutDev; CClipDlg(CWnd* pParent = NULL); enum { IDD = EDDCLIP }; protected:
virtual void DoDataExchange(CDataExchange* pDX);
ON_BN_CLICKED(IDC_GRAPHIC, OnGraphic) ON_BN_CLICKED(IDC_HAMMrNG, OnHamming) ON_BN_CLICKED(IDC_FILTER OnFilter) ON_BN_CLICKED(IDC_FURJE, OnFurje) ON_BN_CLICKED(IDC_OBRFURJE, OnObrfurje) ON_BN_CLICKED(IDC_CLIP, OnClip) END_MESSAGE_MAP() BOOL CRecordDlg::OnInitDialog() WS_VISIBLE,rcVU,this,l);
void CRecordDlg::OnSelchangeFormatO
{OnClickedStopO;}
void CRecordDlg::OnClickedPIayO
{SetMode(PLAYING);
CClientDCdc(this);}
void CRecordDlg. OnClickedRecordO
{ SetMode(RECORDLNG);}
void CRecordDlg. OnClickedStopO
{SetMode(S AMPLING);}
void CRecordDlg::OnSelchangeSource()
{OnClickedStopO;
FillFormatListO;}
void CRecordDlg::OnCancelO
{ OnClickedStopO;
SetMode(IDLE);
mVU.DestroyWindowO;
if (m_pWave) {delete m_pWave;
m_pWave = NULL;}
CDialog::OnCancel();}
void CRecordDlg. OnOKO
CDialog::OnOK();}
void CRecordDlg::FillDeviceList()
{miNumDevs = wavelnGetNumDevsO;
if (miNumDevs == 0) {
AfxMessageBox("There are no suitable input devices");
EndDialog(IDCANCEL);
return;}
if (m_pDevCaps) delete m_pDevCaps;
m_pDevCaps = new WAVEINCAPSfmiNumDevs];
m_cbSource.ResetContent();
for (int i=0; KmiNumDevs; i++) {
waveInGetDevCaps(i,&m_pDevCaps[i],sizeof(WAVEINCAPS)); m_pDevCaps[i].wMid = i;
m_cbSource.AddString((LPCSTR)&m_pDevCaps[i]);}
mcbSource. SetCurSel(0);}
void CRecordDlg.:FillFormatList()
{ mcbFormat.ResetContentO;
int iSel = m_cbSource.GetCurSel();
if(iSel = CBERR) return;
WAVEINCAPS* pCaps = (WAVEINCAPS*) m_cbSource.GetItemData(iSel);
ASSERT(pCaps);
DWORD dwMask = 0x00000001;
for(inti=0; i<12; i++) {
if (pCaps->dwFormats & dwMask) {
m_cbFormat.AddString((LPCSTR)dwMask);}
dwMask = dwMask « 1; }
mcbFormat. SetCurSel(O);}
void CRecordDlg.OnDrawItem(int nlDCtl, LPDRAWITEMSTRUCT pDI) {char* pszText = NULL; switch (nlDCtl) { case IDC_SOURCE: {
WAVEINCAPS* pCaps = (WAVEINCAPS*)(pDI->itemData); pszText = pCaps->szPname; } break;
case IDC FORMAT: { switch(pDI->itemData) { case WAVE_FORMAT_1M08: pszText = "11.025 kHz, 8 bit, mono"; break;
case WAVE_FORMAT_1S08: pszText = "11.025 kHz, 8 bit, stereo"; break;
case WAVE_FORMAT_lM16: pszText = "11.025 kHz, 16 bit, mono"; break;
case WAVE_F0RMAT_1S16. pszText = "22.05 kHz, 16 bit, stereo"; break;
case WAVE_FORMAT_2M08: pszText = "22.05 kHz, 8 bit, mono"; break;
case WAVE_FORMAT_2S08: pszText = "22.05 kHz, 8 bit, stereo"; break;
case WAVE_FORMAT_2M16: pszText = "22.05 kHz, 16 bit, mono"; break;
case WAVEJFORMATJ2S16. pszText = "22.05 kHz, 16 bit, stereo"; break;
case WAVEJ?ORMAT_4M08: pszText = "44.1 kHz, 8 bit, mono"; break;
case WAVE_FORMAT_4S08: pszText = "44.1 kHz, 8 bit, stereo"; break;
case WAVE_FORMAT_4M16: pszText = "44.1 kHz, 16 bit, mono"; break;
case WAVE_FORMAT_4S16:
pszText = "44.1 kHz, 16 bit, stereo";
break; default:
pszText = "Unknown";
break;} } break; default:
break;} if (IpszText) return;
: ^rawTextCpDI^hDC^szText.-L&CpDI^rcItem), DTLEFT | DTVCENTER); if (pDI->itemState & ODSSELECTED) {
::InvertRect(pDI->hDC, &(pDI->rcItem));} if (PDI->itemState & ODS_FOCUS) {
::DrawFocusRect(pDI->hDC, &(pDI->rdtem)); }}
void CRecordDlg::OnMeasureItem(int ruDCtl, LPMEASUREITEMSTRUCT lpMeasureltemStruct) { CClientDC dc (this);
TEXTMETRIC tm;
dc. GetTextMetrics(&tm);
lpMeasureItemStruct->itemHeight = tm.tmHeight;} void CRecordDlg::SetMode(MODE m) { CClientDC dc(this); if (m = miMode) return; if (m_pWave) m_pWave->Stop(); switch (miMode) {case SAMPLING: case RECORDING: mlnDev.ResetO; m_InDev.Close(); break; case PLAYING: break;
case OPEN:
break;}
miMode = IDLE;
switch (m) {case SAMPLING:
f case RECORDING.
{int iSel = m_cbSource.GetCurSel(); if(iSel = CBERR) return;
WAVEINCAPS* pCaps = (WAVEINCAPS*) m_cbSource.GetItemData(iSeI);
UINT uiBD = pCaps->wMid;
iSel = m_cbFormat.GetCurSel();
if(iSel == CBERR) return;
DWORD dwFormat = mcbFormat.GetltemData(iSel);
ASSERT(dwFormat);
PCMWAVEFORMAT fmt;
BuildFormat(fmt, dwFormat);
if (!m_InDev.Open(uiID, &fmt)) return;
if (m = SAMPLING) {
mSampleWave.DeleteAllO;
mSampleWave. Create(&frnt);
m_SampleWave.Record(&m_InDev, 1024,&m_NotifyObj); } else if (m — RECORDING) { if (!m_pWave) m_pWave = new CWave; ASSERT(m_pWave); mjpWave->Create(&fmt);
m_pWave->Record(&mJnDev,4096,&m_NotifyObj);}
case PLAYING, if (m_pWave) m_pWave->Play(NULL, &m_NotifyObj); break;
case OPEN.
if (m_pWave) m_pWave->OpenData(NULL, &m_NotifyObj,&dc); break;} miMode = m,
if ((mjMode = PLAYING) || (mjMode = RECORDING)! |(m_iMode btnStop.EnableWindow(TRUE);
} else {m_btnStop.EnableWindow(FALSE);}
if (mjMode = PLAYING) { m_btnPlay.EnableWindow(FALSE); } else {mbtnPlay.EnableWindow(TRUE);}
if (m_iMode = OPEN) {mbtnOpenData.EnableWindow(FALSE); } else {mbtnOpenData.EnableWindow(TRUE);} if (mjMode = RECORDING) {m_btnRecord.EnableWindow(FALSE); } else {m_btnRecord.EnableWindow(TRUE);}} void CRecordDlg::NewData(CWave *pWave, CWaveBlock* pBlock) { ASSERT(pWave); ASSERT(pBlock);
PCMWAVEFORMAT* pwf = (PCMWAVEFORMAT*) pWave->GetFormat(); ASSERT(pwf->wf.wFormatTag = WAVEFORMATPCM); int iCount = pBlock->GefNumSamples(); if (pwf->wBitsPerSample = 8) {
BYTE* pData = (BYTE*)pBlock->GetSamplesO; BYTE bMax - 0; while (iCount—) {
if (*pData > bMax) bMax = *pData; pData++;}
if (bMax < 128) { bMax = 0;} else {bMax -= 128;} m_VU.SetValue(bMax « 8, bMax « 8); } else {ASSERT(sizeof(short int) = 2); short int* pData = (short int*) pBlock->GetSamples(); int iMax = 0;
while (iCount—) {if (*pData > iMax) iMax = *pData;
pData++;} m_VU.SetValue(iMax, iMax);} if(m_iMode!= RECORDING) { pWave->GetBlockList()->FreeAll();}} void CRecordDlg::EndPlayback(CWave *pWave) { ASSERT(pWave); SetMode(SAMPLjrNG);}
void CRecordDlg::BuildFormat(PCMWAVEFORMAT& fmt, DWORD dwFormat) { ASSERT(dwFormat); fmt.wf.wFormatTag = WAVEFORMATPCM; switch (dwFormat) { case WAVE_FORMAT_1M08: fmt.wf.nChannels = 1; rmtwf.nSamplesPerSec = 11025; fmtwBitsPerSample = 8; break;
case WAVE_F0RMAT_1M16: fmt.wf.nChannels = 1; fmt.wf.nSamplesPerSec = 11025; fmt.wBitsPerSample = 16; break;
case WAVE_FORMAT_1S08: fmt.wf.nChannels = 2; fmt.wf.nSamplesPerSec = 11025; fmt.wBitsPerSample = 8; break;
case WAVE_F0RMAT_1S16: fmt.wf.nChannels = 2; fmtwf.nSamplesPerSec = 11025; fmt.wBitsPerSample = 16; break;
case WAVE_FORMAT_2M08: fmt.wf.nChannels = 1; fmt.wf.nSamplesPerSec = 22050; fmt.wBitsPerSample = 8; break;
case WAVE FORMAT 2M16 fmt.wf.nChannels = 1; fmt.wf.nSamplesPerSec = 22050; fmt.wBitsPerSample = 16; break;
case WAVE_FORMAT_2S08: fmt.wf.nChannels = 2; fmt.wf.nSamplesPerSec = 22050; fmt.wBitsPerSample = 8; break;
case WAVE_FORMAT_2S16: fmt.wfnChannels = 2; fmt.wf.nSamplesPerSec = 22050;
fmt.wBitsPerSatnple = 16; break;
case WAVE_FORMAT_4M08: fmt.wf.nChannels = 1; fmt.wf. nSamplesPerSec = 44100; fmt.wBitsPerSampIe = 8; break;
case WAVE_FORMAT_4M16: fmt.wf.nChannels = 1; fmt.wf.nSamplesPerSec = 44100; fmt.wBitsPerSampIe = 16; break;
case WAVE_FORMAT_4S08. fmt.wf.nChannels = 2; fmt.wf.nSamplesPerSec = 44100; fmt.wBitsPerSampIe = 8; break;
case WAVE_FORMAT_4S 16:
fmt.wf.nChannels = 2;
fmt.wf.nSamplesPerSec = 44100;
fmtwBitsPerSample = 16;
ASSERT(O);
fmt.wf.nAvgBytesPerSec = fmt.wf.nSamplesPerSec;
fmt.wf.nBlockAlign = fmt.wBitsPerSampIe /8;} CRecDlgNotifyObj::CRecDlgNotifyObj() { m_pDlg = NULL;} CRecDlgNotifyObj.:~CRecDlgNotifyObj() {}
void CRecDlgNotifyObj::NewData(CWave *pWave,CWaveBlock* pBlock) { ASSERT(m_pDlg);
m_pDlg->NewData(pWave, pBlock);} void CRecDlgNotifyObj::EndPlayback(CWave *pWave) { ASSERT(m_pDlg);
m_pDlg->EndPlayback(pWave);}
void CRecordDlg.:OnClickedOpenData0
{ SetMode(OPEN);
CClientDC dc(this);} CFilterDlg::CFilterDlg(CWnd* pParent /*=NULL*/): CDialog(CFilterDlg::IDD, pParent)
void CFilterDlg::DoDataExchange(CDataExchange* pDX)
{ CDialog::DoDataExchange(pDX);}
BEGIN_MESSAGE_MAP(CFilterDlg, CDialog)
ONJBN_CLICKED(IDC_FILTER, OnFilter) ENDMES S AGEM AP() void CFiIterDlg::OnFilterO (CCIientDC dc(this);
dc.SelectObject(GetStockObject(WHITE_PEN));
for(inti=0; i<110;i++)
{ dc.MoveTo(lO*i,0);
dc.LineTo(10*i,800);
dc.MoveTo(0,10*i);
dc.LineTo(1100,10*i);} dc.SelectObject(GetStockObject(BLACK_PEN)); dc.MoveTo(0,200); dc.LineTo(l 100,200); m_pOutDev->ShowFilter(&dc);}
void CRecordDlg::OnUpdate{) { CCIientDC dc(this); Update(&dc);}
void CRecordDlg::Update(CClientDC *curDC) (CWnd *win= curDC->GetWindowO; win->Invalidate(TRUE);}
int hspos=0; int curpos=0;
void CRecordDlg::OnHScroll(UTNT nSBCode, UINT nPos, CScrollBar* pScrollBar) { curpos=hspos;
switch (nSBCode) { case SBJLEFT:.
if(hspos>0)
hspos--;
break;
case SBRIGHT: hspos++;
case SBLINELEFT: if(hspos>0) hspos--;
case SBLINEPJGHT: hspos++;
case SBTHUMBPOSITION: hspos = nPos;
case SBTFTUMBTRACK: hspos = nPos; break;
case SBPAGELEFT: if(hspos>0) hspos—;
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