bool CWAVFile::ProcessWAVEFORMATEX()
{
if (!m_fmtdata || m_fmtsize < sizeof(WAVEFORMATEX)) {
return false;
}
WAVEFORMATEX* wfe = (WAVEFORMATEX*)m_fmtdata;
if (wfe->wFormatTag == WAVE_FORMAT_EXTENSIBLE && m_fmtsize >= sizeof(WAVEFORMATEXTENSIBLE)) {
WAVEFORMATEXTENSIBLE* wfex = (WAVEFORMATEXTENSIBLE*)m_fmtdata;
m_subtype = wfex->SubFormat;
if (CountBits(wfex->dwChannelMask) != wfex->Format.nChannels) {
// fix incorrect dwChannelMask
wfex->dwChannelMask = GetDefChannelMask(wfex->Format.nChannels);
}
} else {
m_subtype = FOURCCMap(wfe->wFormatTag);
}
if (wfe->wFormatTag == WAVE_FORMAT_PCM && (wfe->nChannels > 2 || wfe->wBitsPerSample != 8 && wfe->wBitsPerSample != 16)
|| wfe->wFormatTag == WAVE_FORMAT_IEEE_FLOAT && wfe->nChannels > 2) {
// convert incorrect WAVEFORMATEX to WAVEFORMATEXTENSIBLE
WAVEFORMATEXTENSIBLE* wfex = DNew WAVEFORMATEXTENSIBLE;
wfex->Format.wFormatTag = WAVE_FORMAT_EXTENSIBLE;
wfex->Format.nChannels = wfe->nChannels;
wfex->Format.nSamplesPerSec = wfe->nSamplesPerSec;
wfex->Format.wBitsPerSample = (wfe->wBitsPerSample + 7) & ~7;
wfex->Format.nBlockAlign = wfex->Format.nChannels * wfex->Format.wBitsPerSample / 8;
wfex->Format.nAvgBytesPerSec = wfex->Format.nSamplesPerSec * wfex->Format.nBlockAlign;
wfex->Format.cbSize = 22;
wfex->Samples.wValidBitsPerSample = wfe->wBitsPerSample;
wfex->dwChannelMask = GetDefChannelMask(wfe->nChannels);
wfex->SubFormat = m_subtype;
delete[] m_fmtdata;
m_fmtdata = (BYTE*)wfex;
m_fmtsize = sizeof(WAVEFORMATEXTENSIBLE);
wfe = (WAVEFORMATEX*)m_fmtdata;
}
m_samplerate = wfe->nSamplesPerSec;
m_bitdepth = wfe->wBitsPerSample;
m_channels = wfe->nChannels;
if (wfe->wFormatTag == WAVE_FORMAT_EXTENSIBLE && m_fmtsize >= sizeof(WAVEFORMATEXTENSIBLE)) {
m_layout = ((WAVEFORMATEXTENSIBLE*)m_fmtdata)->dwChannelMask;
} else {
m_layout = GetDefChannelMask(wfe->nChannels);
}
m_nAvgBytesPerSec = wfe->nAvgBytesPerSec;
m_nBlockAlign = wfe->nBlockAlign;
m_blocksize = max(m_nBlockAlign, m_nAvgBytesPerSec / 16); // 62.5 ms
m_blocksize -= m_blocksize % m_nBlockAlign;
return true;
}
static DWORD GetChannelLayout(const WAVEFORMATEX* wfe)
{
DWORD channel_layout = 0;
if (wfe->wFormatTag == WAVE_FORMAT_EXTENSIBLE) {
channel_layout = ((WAVEFORMATEXTENSIBLE*)wfe)->dwChannelMask;
}
if (channel_layout == 0) {
channel_layout = GetDefChannelMask(wfe->nChannels);
}
return channel_layout;
}
bool CMpcAudioRendererStatusWnd::OnActivate()
{
ASSERT(IPP_FONTSIZE == 13);
const int h20 = IPP_SCALE(20);
DWORD dwStyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP;
CPoint p(10, 10);
m_gInput.Create(L"Input", WS_VISIBLE | WS_CHILD | BS_GROUPBOX, CRect(p + CPoint(-5, 0), CSize(IPP_SCALE(150), h20 * 4 + IPP_SCALE(5))), this, (UINT)IDC_STATIC);
p = CPoint(IPP_SCALE(170), 10);
m_gOutput.Create(L"Output", WS_VISIBLE | WS_CHILD | BS_GROUPBOX, CRect(p + CPoint(-5, 0), CSize(IPP_SCALE(150), h20 * 4 + IPP_SCALE(5))), this, (UINT)IDC_STATIC);
{
// Format
p = CPoint(IPP_SCALE(10), 10);
p.y += h20;
m_InputFormatLabel.Create(L"Format:", WS_VISIBLE|WS_CHILD, CRect(p, CSize(IPP_SCALE(50), m_fontheight)), this, (UINT)IDC_STATIC);
p.x += IPP_SCALE(70);
m_InputFormatText.Create(L"", WS_VISIBLE|WS_CHILD, CRect(p, CSize(IPP_SCALE(70), m_fontheight)), this, (UINT)IDC_STATIC);
p = CPoint(IPP_SCALE(170), 10);
p.y += h20;
m_OutputFormatLabel.Create(L"Format:", WS_VISIBLE|WS_CHILD, CRect(p, CSize(IPP_SCALE(50), m_fontheight)), this, (UINT)IDC_STATIC);
p.x += IPP_SCALE(70);
m_OutputFormatText.Create(L"", WS_VISIBLE|WS_CHILD, CRect(p, CSize(IPP_SCALE(70), m_fontheight)), this, (UINT)IDC_STATIC);
}
{
// Channel
p = CPoint(IPP_SCALE(10), 10);
p.y += h20 * 2;
m_InputChannelLabel.Create(L"Channel:", WS_VISIBLE|WS_CHILD, CRect(p, CSize(IPP_SCALE(50), m_fontheight)), this, (UINT)IDC_STATIC);
p.x += IPP_SCALE(70);
m_InputChannelText.Create(L"", WS_VISIBLE|WS_CHILD, CRect(p, CSize(IPP_SCALE(70), m_fontheight)), this, (UINT)IDC_STATIC);
p = CPoint(IPP_SCALE(170), 10);
p.y += h20 * 2;
m_OutputChannelLabel.Create(L"Channel:", WS_VISIBLE|WS_CHILD, CRect(p, CSize(IPP_SCALE(50), m_fontheight)), this, (UINT)IDC_STATIC);
p.x += IPP_SCALE(70);
m_OutputChannelText.Create(L"", WS_VISIBLE|WS_CHILD, CRect(p, CSize(IPP_SCALE(70), m_fontheight)), this, (UINT)IDC_STATIC);
}
{
// Sample Rate
p = CPoint(IPP_SCALE(10), 10);
p.y += h20 * 3;
m_InputRateLabel.Create(L"Sample Rate:", WS_VISIBLE|WS_CHILD, CRect(p, CSize(IPP_SCALE(70), m_fontheight)), this, (UINT)IDC_STATIC);
p.x += IPP_SCALE(70);
m_InputRateText.Create(L"", WS_VISIBLE|WS_CHILD, CRect(p, CSize(IPP_SCALE(70), m_fontheight)), this, (UINT)IDC_STATIC);
p = CPoint(IPP_SCALE(170), 10);
p.y += h20 * 3;
m_OutputRateLabel.Create(L"Sample Rate:", WS_VISIBLE|WS_CHILD, CRect(p, CSize(IPP_SCALE(70), m_fontheight)), this, (UINT)IDC_STATIC);
p.x += IPP_SCALE(70);
m_OutputRateText.Create(L"", WS_VISIBLE|WS_CHILD, CRect(p, CSize(IPP_SCALE(70), m_fontheight)), this, (UINT)IDC_STATIC);
}
p = CPoint(IPP_SCALE(10), 10);
p.y += h20 * 4 + IPP_SCALE(15);
m_txtModeText.Create(ResStr(IDS_ARS_WASAPI_MODE_STATUS_1), WS_VISIBLE|WS_CHILD, CRect(p, CSize(IPP_SCALE(280), m_fontheight)), this, (UINT)IDC_STATIC);
if (m_pMAR) {
UINT status = m_pMAR->GetMode();
switch (status) {
case MODE_NONE :
default:
break;
case MODE_WASAPI_EXCLUSIVE :
m_txtModeText.SetWindowText(ResStr(IDS_ARS_WASAPI_MODE_STATUS_2));
break;
case MODE_WASAPI_SHARED :
m_txtModeText.SetWindowText(ResStr(IDS_ARS_WASAPI_MODE_STATUS_3));
break;
case MODE_WASAPI_EXCLUSIVE_BITSTREAM :
CString btMode_str;
BITSTREAM_MODE btMode = m_pMAR->GetBitstreamMode();
switch (btMode) {
case BITSTREAM_AC3 : btMode_str = L"AC3";
break;
case BITSTREAM_DTS : btMode_str = L"DTS";
break;
case BITSTREAM_EAC3 : btMode_str = L"E-AC3";
break;
case BITSTREAM_TRUEHD : btMode_str = L"TrueHD";
break;
case BITSTREAM_DTSHD : btMode_str = L"DTS-HD";
break;
}
CString msg = ResStr(IDS_ARS_WASAPI_MODE_STATUS_5);
if (btMode_str.GetLength()) {
msg.AppendFormat(L" [%s]", btMode_str);
}
m_txtModeText.SetWindowText(msg);
break;
}
if (status == MODE_WASAPI_EXCLUSIVE_BITSTREAM) {
m_InputFormatText.SetWindowText(L"Bitstream");
m_OutputFormatText.SetWindowText(L"Bitstream");
} else {
WAVEFORMATEX *pWfxIn, *pWfxOut;
m_pMAR->GetStatus(&pWfxIn, &pWfxOut);
if (pWfxIn && pWfxOut) {
{
// Input
bool fFloat = false;
DWORD layout = 0;
if (pWfxIn->wFormatTag == WAVE_FORMAT_EXTENSIBLE && pWfxIn->cbSize == (sizeof(WAVEFORMATEXTENSIBLE) - sizeof(WAVEFORMATEX))) {
WAVEFORMATEXTENSIBLE* wfex = (WAVEFORMATEXTENSIBLE*)pWfxIn;
layout = wfex->dwChannelMask;
if (wfex->SubFormat == MEDIASUBTYPE_IEEE_FLOAT) {
fFloat = true;
}
} else {
layout = GetDefChannelMask(pWfxIn->nChannels);
if (pWfxIn->wFormatTag == WAVE_FORMAT_IEEE_FLOAT) {
fFloat = true;
}
}
CString sFormat;
sFormat.Format(L"%dbit %s", pWfxIn->wBitsPerSample, fFloat ? L"Float" : L"Integer");
CString sChannel;
switch (pWfxIn->nChannels) {
case 6:
sChannel = L"5.1";
break;
case 8:
sChannel = L"7.1";
break;
default:
sChannel.Format(L"%d", pWfxIn->nChannels);
break;
}
sChannel.AppendFormat(L" / 0x%x", layout);
CString sSampleRate;
sSampleRate.Format(L"%d", pWfxIn->nSamplesPerSec);
m_InputFormatText.SetWindowText(sFormat);
m_InputChannelText.SetWindowText(sChannel);
m_InputRateText.SetWindowText(sSampleRate);
}
{
// Output
bool fFloat = false;
DWORD layout = 0;
if (pWfxOut->wFormatTag == WAVE_FORMAT_EXTENSIBLE && pWfxOut->cbSize == (sizeof(WAVEFORMATEXTENSIBLE) - sizeof(WAVEFORMATEX))) {
WAVEFORMATEXTENSIBLE* wfex = (WAVEFORMATEXTENSIBLE*)pWfxOut;
layout = wfex->dwChannelMask;
if (wfex->SubFormat == MEDIASUBTYPE_IEEE_FLOAT) {
fFloat = true;
}
} else {
layout = GetDefChannelMask(pWfxOut->nChannels);
if (pWfxOut->wFormatTag == WAVE_FORMAT_IEEE_FLOAT) {
fFloat = true;
}
}
CString sFormat;
sFormat.Format(L"%dbit %s", pWfxOut->wBitsPerSample, fFloat ? L"Float" : L"Integer");
CString sChannel;
switch (pWfxOut->nChannels) {
case 6:
sChannel = L"5.1";
break;
case 8:
sChannel = L"7.1";
break;
default:
sChannel.Format(L"%d", pWfxOut->nChannels);
break;
}
sChannel.AppendFormat(L" / 0x%x", layout);
CString sSampleRate;
sSampleRate.Format(L"%d", pWfxOut->nSamplesPerSec);
m_OutputFormatText.SetWindowText(sFormat);
m_OutputChannelText.SetWindowText(sChannel);
m_OutputRateText.SetWindowText(sSampleRate);
}
}
}
}
for (CWnd* pWnd = GetWindow(GW_CHILD); pWnd; pWnd = pWnd->GetNextWindow()) {
pWnd->SetFont(&m_font, FALSE);
}
return true;
}