BOOL SetInputMediaType(ASF_FILE_INFO* pInfo)
{
WAVEFORMATEX* pwf;
DMO_MEDIA_TYPE mt ={0};
if (InitMediaType(&mt, pInfo->dwFormat) != S_OK)
return FALSE;
pwf = (WAVEFORMATEX*)pInfo->pbFormat;
memcpy(mt.pbFormat, pInfo->pbFormat, pInfo->dwFormat);
mt.majortype = MEDIATYPE_Audio;
mt.subtype = MEDIASUBTYPE_AudioBase;
mt.subtype.Data1 = pwf->wFormatTag;
mt.formattype = FORMAT_WaveFormatEx;
mt.bTemporalCompression = 0;
mt.bFixedSizeSamples = 1;
mt.lSampleSize = 0;
if (pInfo->pMediaObject->SetInputType(0, &mt, 0) != S_OK) {
#ifdef _WIN32_WCE
// from TCPMP
if (pwf->wFormatTag == WAVE_FORMAT_WMA8 && pwf->cbSize == 10) {
LPBYTE pb = mt.pbFormat + sizeof(WAVEFORMATEX);
memset(pb, 0, pwf->cbSize);
memcpy(pb + 2, pwf + 1, 6);
if (pInfo->pMediaObject->SetInputType(0, &mt, 0) != S_OK) {
FreeMediaType(&mt);
return FALSE;
}
}
else {
FreeMediaType(&mt);
return FALSE;
}
#else
FreeMediaType(&mt);
return FALSE;
#endif
}
FreeMediaType(&mt);
return TRUE;
}
/*++
GetMediaType
Description:
Method from CBasePin should be rewrote
Enumerate supported input types
--*/
HRESULT CPlgPin::GetMediaType(
OUT CMediaType* pmt
)
{
LOG((MSP_TRACE, "CPlgPin::GetMediaType - enter"));
//
// Validates parameters
//
if (!pmt)
{
LOG((MSP_ERROR, "CPlgPin::GetMediaType - "
"invalid pointer, return E_POINTER"));
return E_POINTER;
}
if(NULL == m_pFilter)
{
return E_UNEXPECTED;
}
CAutoLock lock((CPlgFilter*)m_pFilter);
HRESULT hr = InitMediaType();
if (FAILED (hr))
{
LOG((MSP_ERROR, "CPlgPin::GetMediaType - "
"InitMediaType failed, return 0x%08x", hr));
return hr;
}
CPlgFilter* pFilter = (CPlgFilter*)m_pFilter;
//
//create media type to return
//
hr = CreateAudioMediaType(pFilter->m_lpWaveFormatEx, pmt, TRUE);
LOG((MSP_TRACE, "CPlgPin::GetMediaType - exit 0x%08x", hr));
return hr;
}
BOOL SetOutputMediaType(ASF_FILE_INFO* pInfo)
{
WAVEFORMATEX* pwfIn;
WAVEFORMATEX* pwfOut;
DMO_MEDIA_TYPE mt;
if (InitMediaType(&mt, sizeof(WAVEFORMATEX)) != S_OK)
return FALSE;
pwfIn = (WAVEFORMATEX*)pInfo->pbFormat;
pwfOut = (WAVEFORMATEX*)mt.pbFormat;
pwfOut->wFormatTag = WAVE_FORMAT_PCM;
pwfOut->nChannels = pwfIn->nChannels;
pwfOut->nSamplesPerSec = pwfIn->nSamplesPerSec;
pwfOut->wBitsPerSample = pwfIn->wBitsPerSample;
pwfOut->nAvgBytesPerSec = pwfOut->wBitsPerSample * pwfOut->nSamplesPerSec * pwfOut->nChannels / 8;
pwfOut->nBlockAlign = pwfOut->wBitsPerSample * pwfOut->nChannels / 8;
pwfOut->cbSize = 0;
mt.majortype = MEDIATYPE_Audio;
mt.subtype = MEDIASUBTYPE_PCM;
mt.formattype = FORMAT_WaveFormatEx;
mt.bTemporalCompression = 0;
mt.bFixedSizeSamples = 1;
mt.lSampleSize = 0;
if (pInfo->pMediaObject->SetOutputType(0, &mt, 0) != S_OK) {
FreeMediaType(&mt);
return FALSE;
}
pInfo->pmbOut = new CMediaBuffer(pwfOut->nAvgBytesPerSec * 2);
if (!pInfo->pmbOut) {
FreeMediaType(&mt);
return FALSE;
}
FreeMediaType(&mt);
return TRUE;
}
CMediaType::CMediaType(const GUID * type)
{
InitMediaType();
majortype = *type;
}
CMediaType::CMediaType()
{
InitMediaType();
}
VideoCompressorResult VideoCompressor::OpenFile(const String &Filename, UINT Width, UINT Height, UINT BitRate, UINT FrameRate, UINT AudioDeviceIndex, Clock *Timer)
{
VideoCompressorResult Result = VideoCompressorResultSuccess;
_Width = Width;
_Height = Height;
_CapturingAudio = (AudioDeviceIndex != 0xFFFFFFFF);
_Clock = Timer;
HRESULT hr = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | COINIT_DISABLE_OLE1DDE);
//PersistentAssert(SUCCEEDED(hr), "CoInitializeEx failed");
hr = MFStartup(MF_VERSION);
PersistentAssert(SUCCEEDED(hr), "MFStartup failed");
hr = MFCreateSinkWriterFromURL(
UnicodeString(Filename).CString(),
NULL,
NULL,
&_Writer
);
PersistentAssert(SUCCEEDED(hr), "MFCreateSinkWriterFromURL failed");
const UINT RawBufferSize = Width * Height * 4;
IMFMediaType *OutputMediaType;
MFCreateMediaType(&OutputMediaType);
InitMediaType(OutputMediaType, MFVideoFormat_H264, BitRate, Width, Height, FrameRate);
IMFMediaType *InputMediaType;
MFCreateMediaType(&InputMediaType);
InitMediaType(InputMediaType, MFVideoFormat_RGB32, RawBufferSize, Width, Height, FrameRate);
DWORD VideoStreamIndex;
hr = _Writer->AddStream(OutputMediaType, &VideoStreamIndex);
PersistentAssert(SUCCEEDED(hr), "AddStream failed");
OutputMediaType->Release();
/*hr = MFTRegisterLocalByCLSID(
__uuidof(CColorConvertDMO),
MFT_CATEGORY_VIDEO_PROCESSOR,
L"",
MFT_ENUM_FLAG_SYNCMFT,
0,
NULL,
0,
NULL
);
PersistentAssert(SUCCEEDED(hr), "MFTRegisterLocalByCLSID failed");*/
hr = _Writer->SetInputMediaType(VideoStreamIndex, InputMediaType, NULL);
InputMediaType->Release();
if(FAILED(hr))
{
if(Width > 1920 || Height > 1080)
{
MessageBox(NULL, "The maximum resolution for H.264 video is 1920x1080.", "Invalid Window Dimensions", MB_OK | MB_ICONERROR);
}
else
{
MessageBox(NULL, "There was an error when attempting to initialize video capture. The maximum resolution for H.264 video is 1920x1080.", "Invalid Window Dimensions", MB_OK | MB_ICONERROR);
}
_Writer->Release();
_Writer = NULL;
_Clock = NULL;
return VideoCompressorResultFailure;
}
if(_CapturingAudio)
{
//
// Setup the output media type
//
IMFMediaType *OutputAudioType;
hr = MFCreateMediaType( &OutputAudioType );
PersistentAssert(SUCCEEDED(hr), "MFCreateMediaType failed");
const UINT SamplesPerSecond = 44100;
const UINT AverageBytesPerSecond = 24000;
const UINT ChannelCount = 2;
const UINT BitsPerSample = 16;
OutputAudioType->SetGUID( MF_MT_MAJOR_TYPE, MFMediaType_Audio ) ;
OutputAudioType->SetGUID( MF_MT_SUBTYPE, MFAudioFormat_AAC ) ;
OutputAudioType->SetUINT32( MF_MT_AUDIO_SAMPLES_PER_SECOND, SamplesPerSecond ) ;
OutputAudioType->SetUINT32( MF_MT_AUDIO_BITS_PER_SAMPLE, BitsPerSample ) ;
OutputAudioType->SetUINT32( MF_MT_AUDIO_NUM_CHANNELS, ChannelCount ) ;
OutputAudioType->SetUINT32( MF_MT_AUDIO_AVG_BYTES_PER_SECOND, AverageBytesPerSecond ) ;
OutputAudioType->SetUINT32( MF_MT_AUDIO_BLOCK_ALIGNMENT, 1 ) ;
//OutputAudioType->SetUINT32( MF_MT_AAC_AUDIO_PROFILE_LEVEL_INDICATION, 0x29 ) ;
DWORD AudioStreamIndex;
hr = _Writer->AddStream( OutputAudioType, &AudioStreamIndex );
PersistentAssert(SUCCEEDED(hr), "AddStream failed");
//
// Setup the input media type
//
IMFMediaType *InputAudioType;
MFCreateMediaType( &InputAudioType );
InputAudioType->SetGUID( MF_MT_MAJOR_TYPE, MFMediaType_Audio );
InputAudioType->SetGUID( MF_MT_SUBTYPE, MFAudioFormat_PCM );
InputAudioType->SetUINT32( MF_MT_AUDIO_BITS_PER_SAMPLE, BitsPerSample );
InputAudioType->SetUINT32( MF_MT_AUDIO_SAMPLES_PER_SECOND, SamplesPerSecond );
InputAudioType->SetUINT32( MF_MT_AUDIO_NUM_CHANNELS, ChannelCount );
hr = _Writer->SetInputMediaType( AudioStreamIndex, InputAudioType, NULL );
PersistentAssert(SUCCEEDED(hr), "SetInputMediaType failed");
_AudioCapture.StartCapture(this, AudioDeviceIndex);
}
hr = _Writer->BeginWriting();
PersistentAssert(SUCCEEDED(hr), "BeginWriting failed");
hr = MFCreateSample(&_Sample);
PersistentAssert(SUCCEEDED(hr), "MFCreateSample failed");
hr = MFCreateMemoryBuffer(RawBufferSize, &_Buffer);
_Buffer->SetCurrentLength(RawBufferSize);
_Sample->AddBuffer(_Buffer);
return Result;
}
