HRESULT CSubtitleSourceASCII::GetMediaType(CMediaType* pmt)
{
CAutoLock cAutoLock(pStateLock());
pmt->InitMediaType();
pmt->SetType(&MEDIATYPE_Text);
pmt->SetSubtype(&MEDIASUBTYPE_NULL);
pmt->SetFormatType(&FORMAT_None);
pmt->ResetFormatBuffer();
return NOERROR;
}
//
// If the format changes, we need to reconnect
//
void CSynthFilter::ReconnectWithNewFormat(void)
{
// The caller must hold the state lock because this
// function calls IsConnected().
ASSERT(CritCheckIn(pStateLock()));
// The synth filter's only has one pin. The pin is an output pin.
CDynamicSourceStream* pOutputPin = (CDynamicSourceStream*)GetPin(0);
if( pOutputPin->IsConnected() ) {
pOutputPin->OutputPinNeedsToBeReconnected();
}
}
HRESULT CSubtitleSourceUTF8::GetMediaType(CMediaType* pmt)
{
CAutoLock cAutoLock(pStateLock());
pmt->InitMediaType();
pmt->SetType(&MEDIATYPE_Subtitle);
pmt->SetSubtype(&MEDIASUBTYPE_UTF8);
pmt->SetFormatType(&FORMAT_SubtitleInfo);
SUBTITLEINFO* psi = (SUBTITLEINFO*)pmt->AllocFormatBuffer(sizeof(SUBTITLEINFO));
memset(psi, 0, pmt->FormatLength());
strcpy_s(psi->IsoLang, "eng");
return NOERROR;
}
STDMETHODIMP CSynthFilter::put_OutputFormat(SYNTH_OUTPUT_FORMAT ofOutputFormat)
{
// This function holds the state lock because it does not want
// the filter's format type state or its' connection state
// to change between the call to put_OutputFormat() and the call to
// ReconnectWithNewFormat().
CAutoLock lStateLock(pStateLock());
HRESULT hr = m_Synth->put_OutputFormat(ofOutputFormat);
if (FAILED(hr)) {
return hr;
}
ReconnectWithNewFormat();
return S_OK;
}
//
// put_SamplesPerSec
//
STDMETHODIMP CSynthFilter::put_SamplesPerSec(int SamplesPerSec)
{
// This function holds the state lock because it does not want
// the filter's format type state or its' connection state
// to change between the call to put_SamplesPerSec() and the call to
// ReconnectWithNewFormat().
CAutoLock lStateLock(pStateLock());
HRESULT hr = m_Synth->put_SamplesPerSec(SamplesPerSec);
if( FAILED( hr ) ) {
return hr;
}
ReconnectWithNewFormat ();
DbgLog((LOG_TRACE, 3, TEXT("put_SamplesPerSec: %d"), SamplesPerSec));
return NOERROR;
}
HRESULT CSubtitleSourcePreview::GetMediaType(CMediaType* pmt)
{
CAutoLock cAutoLock(pStateLock());
pmt->InitMediaType();
pmt->SetType(&MEDIATYPE_Video);
pmt->SetSubtype(&MEDIASUBTYPE_RGB32);
pmt->SetFormatType(&FORMAT_VideoInfo);
VIDEOINFOHEADER* pvih = (VIDEOINFOHEADER*)pmt->AllocFormatBuffer(sizeof(VIDEOINFOHEADER));
memset(pvih, 0, pmt->FormatLength());
pvih->bmiHeader.biSize = sizeof(pvih->bmiHeader);
pvih->bmiHeader.biWidth = _WIDTH;
pvih->bmiHeader.biHeight = _HEIGHT;
pvih->bmiHeader.biBitCount = 32;
pvih->bmiHeader.biCompression = BI_RGB;
pvih->bmiHeader.biPlanes = 1;
pvih->bmiHeader.biSizeImage = pvih->bmiHeader.biWidth*abs(pvih->bmiHeader.biHeight)*pvih->bmiHeader.biBitCount>>3;
return NOERROR;
}
HRESULT CSubtitleSourceSSA::GetMediaType(CMediaType* pmt)
{
CAutoLock cAutoLock(pStateLock());
pmt->InitMediaType();
pmt->SetType(&MEDIATYPE_Subtitle);
pmt->SetSubtype(&MEDIASUBTYPE_SSA);
pmt->SetFormatType(&FORMAT_SubtitleInfo);
CSimpleTextSubtitle sts;
sts.Open(CString(m_fn), DEFAULT_CHARSET);
sts.RemoveAll();
CFile f;
TCHAR path[_MAX_PATH], fn[_MAX_PATH];
if (!GetTempPath(MAX_PATH, path) || !GetTempFileName(path, _T("mpc_sts"), 0, fn)) {
return E_FAIL;
}
_tremove(fn);
_tcscat_s(fn, _T(".ssa"));
if (!sts.SaveAs(fn, EXTSSA, -1, CTextFile::UTF8) || !f.Open(fn, CFile::modeRead)) {
return E_FAIL;
}
int len = (int)f.GetLength()-3;
f.Seek(3, CFile::begin);
SUBTITLEINFO* psi = (SUBTITLEINFO*)pmt->AllocFormatBuffer(sizeof(SUBTITLEINFO) + len);
memset(psi, 0, pmt->FormatLength());
psi->dwOffset = sizeof(SUBTITLEINFO);
strcpy_s(psi->IsoLang, "eng");
f.Read(pmt->pbFormat + psi->dwOffset, len);
f.Close();
_tremove(fn);
return NOERROR;
}
HRESULT CSubtitleSourceARGB::GetMediaType(CMediaType* pmt)
{
CAutoLock cAutoLock(pStateLock());
pmt->InitMediaType();
pmt->SetType(&MEDIATYPE_Video);
pmt->SetSubtype(&MEDIASUBTYPE_ARGB32);
pmt->SetFormatType(&FORMAT_VideoInfo);
VIDEOINFOHEADER* pvih = (VIDEOINFOHEADER*)pmt->AllocFormatBuffer(sizeof(VIDEOINFOHEADER));
ZeroMemory(pvih, pmt->FormatLength());
pvih->bmiHeader.biSize = sizeof(pvih->bmiHeader);
// TODO: read w,h,fps from a config file or registry
pvih->bmiHeader.biWidth = _WIDTH;
pvih->bmiHeader.biHeight = _HEIGHT;
pvih->bmiHeader.biBitCount = 32;
pvih->bmiHeader.biCompression = BI_RGB;
pvih->bmiHeader.biPlanes = 1;
pvih->bmiHeader.biSizeImage = pvih->bmiHeader.biWidth * abs(pvih->bmiHeader.biHeight) * pvih->bmiHeader.biBitCount >> 3;
return NOERROR;
}