static HRESULT WINAPI AVIDec_CompleteConnect(TransformFilter *tf, PIN_DIRECTION dir, IPin *pin)
{
AVIDecImpl* This = impl_from_TransformFilter(tf);
TRACE("(%p)\n", This);
return S_OK;
}
static HRESULT WINAPI ACMWrapper_SetMediaType(TransformFilter *tf, PIN_DIRECTION dir, const AM_MEDIA_TYPE * pmt)
{
ACMWrapperImpl* This = impl_from_TransformFilter(tf);
MMRESULT res;
TRACE("(%p)->(%i %p)\n", This, dir, pmt);
if (dir != PINDIR_INPUT)
return S_OK;
/* Check root (GUID w/o FOURCC) */
if ((IsEqualIID(&pmt->majortype, &MEDIATYPE_Audio)) &&
(!memcmp(((const char *)&pmt->subtype)+4, ((const char *)&MEDIATYPE_Audio)+4, sizeof(GUID)-4)) &&
(IsEqualIID(&pmt->formattype, &FORMAT_WaveFormatEx)))
{
HACMSTREAM drv;
WAVEFORMATEX *wfx = (WAVEFORMATEX*)pmt->pbFormat;
AM_MEDIA_TYPE* outpmt = &This->tf.pmt;
if (!wfx || wfx->wFormatTag == WAVE_FORMAT_PCM || wfx->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
return VFW_E_TYPE_NOT_ACCEPTED;
FreeMediaType(outpmt);
This->pWfIn = (LPWAVEFORMATEX)pmt->pbFormat;
/* HACK */
/* TRACE("ALIGN = %d\n", pACMWrapper->pWfIn->nBlockAlign); */
/* pACMWrapper->pWfIn->nBlockAlign = 1; */
/* Set output audio data to PCM */
CopyMediaType(outpmt, pmt);
outpmt->subtype.Data1 = WAVE_FORMAT_PCM;
This->pWfOut = (WAVEFORMATEX*)outpmt->pbFormat;
This->pWfOut->wFormatTag = WAVE_FORMAT_PCM;
This->pWfOut->wBitsPerSample = 16;
This->pWfOut->nBlockAlign = This->pWfOut->wBitsPerSample * This->pWfOut->nChannels / 8;
This->pWfOut->cbSize = 0;
This->pWfOut->nAvgBytesPerSec = This->pWfOut->nChannels * This->pWfOut->nSamplesPerSec
* (This->pWfOut->wBitsPerSample/8);
if (!(res = acmStreamOpen(&drv, NULL, This->pWfIn, This->pWfOut, NULL, 0, 0, 0)))
{
This->has = drv;
TRACE("Connection accepted\n");
return S_OK;
}
else
FIXME("acmStreamOpen returned %d\n", res);
FreeMediaType(outpmt);
TRACE("Unable to find a suitable ACM decompressor\n");
}
TRACE("Connection refused\n");
return VFW_E_TYPE_NOT_ACCEPTED;
}
static HRESULT WINAPI AVIDec_NotifyDrop(TransformFilter *pTransformFilter, IBaseFilter *sender, Quality qm) {
AVIDecImpl *This = impl_from_TransformFilter(pTransformFilter);
EnterCriticalSection(&This->tf.filter.csFilter);
if (qm.Late > 0)
This->late = qm.Late + qm.TimeStamp;
else
This->late = -1;
LeaveCriticalSection(&This->tf.filter.csFilter);
return S_OK;
}
static HRESULT WINAPI QTVDecoder_StopStreaming(TransformFilter* pTransformFilter)
{
QTVDecoderImpl* This = impl_from_TransformFilter(pTransformFilter);
TRACE("(%p)->()\n", This);
if (This->decompressionSession)
ICMDecompressionSessionRelease(This->decompressionSession);
This->decompressionSession = NULL;
return S_OK;
}
static HRESULT WINAPI QTVDecoder_Receive(TransformFilter *tf, IMediaSample *pSample)
{
QTVDecoderImpl* This = impl_from_TransformFilter(tf);
HRESULT hr;
DWORD cbSrcStream;
LPBYTE pbSrcStream;
ICMFrameTimeRecord frameTime = {{0}};
TimeValue time = 1;
TimeScale timeScale = 1;
OSStatus err = noErr;
LONGLONG tStart, tStop;
hr = IMediaSample_GetPointer(pSample, &pbSrcStream);
if (FAILED(hr))
{
ERR("Cannot get pointer to sample data (%x)\n", hr);
goto error;
}
cbSrcStream = IMediaSample_GetActualDataLength(pSample);
if (IMediaSample_GetTime(pSample, &tStart, &tStop) != S_OK)
tStart = tStop = 0;
time = tStart;
frameTime.recordSize = sizeof(ICMFrameTimeRecord);
*(TimeValue64 *)&frameTime.value = tStart;
frameTime.scale = 1;
frameTime.rate = fixed1;
frameTime.duration = tStop - tStart;
frameTime.frameNumber = 0;
frameTime.flags = icmFrameTimeIsNonScheduledDisplayTime;
err = ICMDecompressionSessionDecodeFrame(This->decompressionSession,
(UInt8 *)pbSrcStream, cbSrcStream, NULL, &frameTime, pSample);
if (err != noErr)
{
ERR("Error with ICMDecompressionSessionDecodeFrame\n");
hr = E_FAIL;
goto error;
}
ICMDecompressionSessionSetNonScheduledDisplayTime(This->decompressionSession, time, timeScale, 0);
ICMDecompressionSessionFlush(This->decompressionSession);
hr = This->decodeHR;
error:
return hr;
}
static HRESULT WINAPI QTVDecoder_BreakConnect(TransformFilter *tf, PIN_DIRECTION dir)
{
QTVDecoderImpl *This = impl_from_TransformFilter(tf);
TRACE("(%p)->()\n", This);
if (This->hImageDescription)
DisposeHandle((Handle)This->hImageDescription);
if (This->outputBufferAttributes)
CFRelease(This->outputBufferAttributes);
This->hImageDescription = NULL;
This->outputBufferAttributes = NULL;
return S_OK;
}
static HRESULT WINAPI AVIDec_DecideBufferSize(TransformFilter *tf, IMemAllocator *pAlloc, ALLOCATOR_PROPERTIES *ppropInputRequest)
{
AVIDecImpl *pAVI = impl_from_TransformFilter(tf);
ALLOCATOR_PROPERTIES actual;
if (!ppropInputRequest->cbAlign)
ppropInputRequest->cbAlign = 1;
if (ppropInputRequest->cbBuffer < pAVI->pBihOut->biSizeImage)
ppropInputRequest->cbBuffer = pAVI->pBihOut->biSizeImage;
if (!ppropInputRequest->cBuffers)
ppropInputRequest->cBuffers = 1;
return IMemAllocator_SetProperties(pAlloc, ppropInputRequest, &actual);
}
static HRESULT WINAPI AVIDec_StartStreaming(TransformFilter* pTransformFilter)
{
AVIDecImpl* This = impl_from_TransformFilter(pTransformFilter);
DWORD result;
TRACE("(%p)->()\n", This);
This->late = -1;
result = ICDecompressBegin(This->hvid, This->pBihIn, This->pBihOut);
if (result != ICERR_OK)
{
ERR("Cannot start processing (%d)\n", result);
return E_FAIL;
}
return S_OK;
}
static HRESULT WINAPI ACMWrapper_DecideBufferSize(TransformFilter *tf, IMemAllocator *pAlloc, ALLOCATOR_PROPERTIES *ppropInputRequest)
{
ACMWrapperImpl *pACM = impl_from_TransformFilter(tf);
ALLOCATOR_PROPERTIES actual;
if (!ppropInputRequest->cbAlign)
ppropInputRequest->cbAlign = 1;
if (ppropInputRequest->cbBuffer < pACM->pWfOut->nAvgBytesPerSec / 2)
ppropInputRequest->cbBuffer = pACM->pWfOut->nAvgBytesPerSec / 2;
if (!ppropInputRequest->cBuffers)
ppropInputRequest->cBuffers = 1;
return IMemAllocator_SetProperties(pAlloc, ppropInputRequest, &actual);
}
static HRESULT WINAPI ACMWrapper_BreakConnect(TransformFilter *tf, PIN_DIRECTION dir)
{
ACMWrapperImpl *This = impl_from_TransformFilter(tf);
TRACE("(%p)->(%i)\n", This,dir);
if (dir == PINDIR_INPUT)
{
if (This->has)
acmStreamClose(This->has, 0);
This->has = 0;
This->lasttime_real = This->lasttime_sent = -1;
}
return S_OK;
}
static HRESULT WINAPI AVIDec_StopStreaming(TransformFilter* pTransformFilter)
{
AVIDecImpl* This = impl_from_TransformFilter(pTransformFilter);
DWORD result;
TRACE("(%p)->()\n", This);
if (!This->hvid)
return S_OK;
result = ICDecompressEnd(This->hvid);
if (result != ICERR_OK)
{
ERR("Cannot stop processing (%d)\n", result);
return E_FAIL;
}
return S_OK;
}
static HRESULT WINAPI QTVDecoder_DecideBufferSize(TransformFilter *tf, IMemAllocator *pAlloc, ALLOCATOR_PROPERTIES *ppropInputRequest)
{
QTVDecoderImpl *This = impl_from_TransformFilter(tf);
ALLOCATOR_PROPERTIES actual;
TRACE("()\n");
if (!ppropInputRequest->cbAlign)
ppropInputRequest->cbAlign = 1;
if (ppropInputRequest->cbBuffer < This->outputSize)
ppropInputRequest->cbBuffer = This->outputSize + ppropInputRequest->cbAlign;
if (!ppropInputRequest->cBuffers)
ppropInputRequest->cBuffers = 1;
return IMemAllocator_SetProperties(pAlloc, ppropInputRequest, &actual);
}
static HRESULT WINAPI QTVDecoder_StartStreaming(TransformFilter* pTransformFilter)
{
QTVDecoderImpl* This = impl_from_TransformFilter(pTransformFilter);
OSErr err = noErr;
ICMDecompressionSessionOptionsRef sessionOptions = NULL;
ICMDecompressionTrackingCallbackRecord trackingCallbackRecord;
TRACE("(%p)->()\n", This);
trackingCallbackRecord.decompressionTrackingCallback = trackingCallback;
trackingCallbackRecord.decompressionTrackingRefCon = (void*)This;
err = ICMDecompressionSessionCreate(NULL, This->hImageDescription, sessionOptions, This->outputBufferAttributes, &trackingCallbackRecord, &This->decompressionSession);
if (err != noErr)
{
ERR("Error with ICMDecompressionSessionCreate %i\n",err);
return E_FAIL;
}
return S_OK;
}
static HRESULT WINAPI AVIDec_BreakConnect(TransformFilter *tf, PIN_DIRECTION dir)
{
AVIDecImpl *This = impl_from_TransformFilter(tf);
TRACE("(%p)->()\n", This);
if (dir == PINDIR_INPUT)
{
if (This->hvid)
ICClose(This->hvid);
if (This->pBihIn)
CoTaskMemFree(This->pBihIn);
if (This->pBihOut)
CoTaskMemFree(This->pBihOut);
This->hvid = NULL;
This->pBihIn = NULL;
This->pBihOut = NULL;
}
return S_OK;
}
static HRESULT WINAPI ACMWrapper_CompleteConnect(TransformFilter *tf, PIN_DIRECTION dir, IPin *pin)
{
ACMWrapperImpl* This = impl_from_TransformFilter(tf);
MMRESULT res;
HACMSTREAM drv;
TRACE("(%p)\n", This);
if (dir != PINDIR_INPUT)
return S_OK;
if (!(res = acmStreamOpen(&drv, NULL, This->pWfIn, This->pWfOut, NULL, 0, 0, 0)))
{
This->has = drv;
TRACE("Connection accepted\n");
return S_OK;
}
FIXME("acmStreamOpen returned %d\n", res);
TRACE("Unable to find a suitable ACM decompressor\n");
return VFW_E_TYPE_NOT_ACCEPTED;
}
static HRESULT WINAPI AVIDec_Receive(TransformFilter *tf, IMediaSample *pSample)
{
AVIDecImpl* This = impl_from_TransformFilter(tf);
AM_MEDIA_TYPE amt;
HRESULT hr;
DWORD res;
IMediaSample* pOutSample = NULL;
DWORD cbDstStream;
LPBYTE pbDstStream;
DWORD cbSrcStream;
LPBYTE pbSrcStream;
LONGLONG tStart, tStop;
DWORD flags = 0;
EnterCriticalSection(&This->tf.csReceive);
hr = IMediaSample_GetPointer(pSample, &pbSrcStream);
if (FAILED(hr))
{
ERR("Cannot get pointer to sample data (%x)\n", hr);
goto error;
}
cbSrcStream = IMediaSample_GetActualDataLength(pSample);
TRACE("Sample data ptr = %p, size = %d\n", pbSrcStream, cbSrcStream);
hr = IPin_ConnectionMediaType(This->tf.ppPins[0], &amt);
if (FAILED(hr)) {
ERR("Unable to retrieve media type\n");
goto error;
}
/* Update input size to match sample size */
This->pBihIn->biSizeImage = cbSrcStream;
hr = BaseOutputPinImpl_GetDeliveryBuffer((BaseOutputPin*)This->tf.ppPins[1], &pOutSample, NULL, NULL, 0);
if (FAILED(hr)) {
ERR("Unable to get delivery buffer (%x)\n", hr);
goto error;
}
hr = IMediaSample_SetActualDataLength(pOutSample, 0);
assert(hr == S_OK);
hr = IMediaSample_GetPointer(pOutSample, &pbDstStream);
if (FAILED(hr)) {
ERR("Unable to get pointer to buffer (%x)\n", hr);
goto error;
}
cbDstStream = IMediaSample_GetSize(pOutSample);
if (cbDstStream < This->pBihOut->biSizeImage) {
ERR("Sample size is too small %d < %d\n", cbDstStream, This->pBihOut->biSizeImage);
hr = E_FAIL;
goto error;
}
if (IMediaSample_IsPreroll(pSample) == S_OK)
flags |= ICDECOMPRESS_PREROLL;
if (IMediaSample_IsSyncPoint(pSample) != S_OK)
flags |= ICDECOMPRESS_NOTKEYFRAME;
hr = IMediaSample_GetTime(pSample, &tStart, &tStop);
if (hr == S_OK && AVIDec_DropSample(This, tStart))
flags |= ICDECOMPRESS_HURRYUP;
res = ICDecompress(This->hvid, flags, This->pBihIn, pbSrcStream, This->pBihOut, pbDstStream);
if (res != ICERR_OK)
ERR("Error occurred during the decompression (%x)\n", res);
/* Drop sample if its intended to be dropped */
if (flags & ICDECOMPRESS_HURRYUP) {
hr = S_OK;
goto error;
}
IMediaSample_SetActualDataLength(pOutSample, This->pBihOut->biSizeImage);
IMediaSample_SetPreroll(pOutSample, (IMediaSample_IsPreroll(pSample) == S_OK));
IMediaSample_SetDiscontinuity(pOutSample, (IMediaSample_IsDiscontinuity(pSample) == S_OK));
IMediaSample_SetSyncPoint(pOutSample, (IMediaSample_IsSyncPoint(pSample) == S_OK));
if (hr == S_OK)
IMediaSample_SetTime(pOutSample, &tStart, &tStop);
else if (hr == VFW_S_NO_STOP_TIME)
IMediaSample_SetTime(pOutSample, &tStart, NULL);
else
IMediaSample_SetTime(pOutSample, NULL, NULL);
if (IMediaSample_GetMediaTime(pSample, &tStart, &tStop) == S_OK)
IMediaSample_SetMediaTime(pOutSample, &tStart, &tStop);
else
IMediaSample_SetMediaTime(pOutSample, NULL, NULL);
LeaveCriticalSection(&This->tf.csReceive);
hr = BaseOutputPinImpl_Deliver((BaseOutputPin*)This->tf.ppPins[1], pOutSample);
EnterCriticalSection(&This->tf.csReceive);
if (hr != S_OK && hr != VFW_E_NOT_CONNECTED)
ERR("Error sending sample (%x)\n", hr);
error:
if (pOutSample)
IMediaSample_Release(pOutSample);
LeaveCriticalSection(&This->tf.csReceive);
return hr;
}
static HRESULT WINAPI ACMWrapper_Receive(TransformFilter *tf, IMediaSample *pSample)
{
ACMWrapperImpl* This = impl_from_TransformFilter(tf);
AM_MEDIA_TYPE amt;
IMediaSample* pOutSample = NULL;
DWORD cbDstStream, cbSrcStream;
LPBYTE pbDstStream;
LPBYTE pbSrcStream = NULL;
ACMSTREAMHEADER ash;
BOOL unprepare_header = FALSE, preroll;
MMRESULT res;
HRESULT hr;
LONGLONG tStart = -1, tStop = -1, tMed;
LONGLONG mtStart = -1, mtStop = -1, mtMed;
EnterCriticalSection(&This->tf.csReceive);
hr = IMediaSample_GetPointer(pSample, &pbSrcStream);
if (FAILED(hr))
{
ERR("Cannot get pointer to sample data (%x)\n", hr);
LeaveCriticalSection(&This->tf.csReceive);
return hr;
}
preroll = (IMediaSample_IsPreroll(pSample) == S_OK);
IMediaSample_GetTime(pSample, &tStart, &tStop);
if (IMediaSample_GetMediaTime(pSample, &mtStart, &mtStop) != S_OK)
mtStart = mtStop = -1;
cbSrcStream = IMediaSample_GetActualDataLength(pSample);
/* Prevent discontinuities when codecs 'absorb' data but not give anything back in return */
if (IMediaSample_IsDiscontinuity(pSample) == S_OK)
{
This->lasttime_real = tStart;
This->lasttime_sent = tStart;
}
else if (This->lasttime_real == tStart)
tStart = This->lasttime_sent;
else
WARN("Discontinuity\n");
tMed = tStart;
mtMed = mtStart;
TRACE("Sample data ptr = %p, size = %d\n", pbSrcStream, cbSrcStream);
hr = IPin_ConnectionMediaType(This->tf.ppPins[0], &amt);
if (FAILED(hr))
{
ERR("Unable to retrieve media type\n");
LeaveCriticalSection(&This->tf.csReceive);
return hr;
}
ash.pbSrc = pbSrcStream;
ash.cbSrcLength = cbSrcStream;
while(hr == S_OK && ash.cbSrcLength)
{
hr = BaseOutputPinImpl_GetDeliveryBuffer((BaseOutputPin*)This->tf.ppPins[1], &pOutSample, NULL, NULL, 0);
if (FAILED(hr))
{
ERR("Unable to get delivery buffer (%x)\n", hr);
LeaveCriticalSection(&This->tf.csReceive);
return hr;
}
IMediaSample_SetPreroll(pOutSample, preroll);
hr = IMediaSample_SetActualDataLength(pOutSample, 0);
assert(hr == S_OK);
hr = IMediaSample_GetPointer(pOutSample, &pbDstStream);
if (FAILED(hr)) {
ERR("Unable to get pointer to buffer (%x)\n", hr);
goto error;
}
cbDstStream = IMediaSample_GetSize(pOutSample);
ash.cbStruct = sizeof(ash);
ash.fdwStatus = 0;
ash.dwUser = 0;
ash.pbDst = pbDstStream;
ash.cbDstLength = cbDstStream;
if ((res = acmStreamPrepareHeader(This->has, &ash, 0))) {
ERR("Cannot prepare header %d\n", res);
goto error;
}
unprepare_header = TRUE;
if (IMediaSample_IsDiscontinuity(pSample) == S_OK)
{
res = acmStreamConvert(This->has, &ash, ACM_STREAMCONVERTF_START);
IMediaSample_SetDiscontinuity(pOutSample, TRUE);
/* One sample could be converted to multiple packets */
IMediaSample_SetDiscontinuity(pSample, FALSE);
}
else
{
res = acmStreamConvert(This->has, &ash, 0);
IMediaSample_SetDiscontinuity(pOutSample, FALSE);
}
if (res)
{
if(res != MMSYSERR_MOREDATA)
ERR("Cannot convert data header %d\n", res);
goto error;
}
TRACE("used in %u/%u, used out %u/%u\n", ash.cbSrcLengthUsed, ash.cbSrcLength, ash.cbDstLengthUsed, ash.cbDstLength);
hr = IMediaSample_SetActualDataLength(pOutSample, ash.cbDstLengthUsed);
assert(hr == S_OK);
/* Bug in acm codecs? It apparently uses the input, but doesn't necessarily output immediately */
if (!ash.cbSrcLengthUsed)
{
WARN("Sample was skipped? Outputted: %u\n", ash.cbDstLengthUsed);
ash.cbSrcLength = 0;
goto error;
}
TRACE("Sample start time: %u.%03u\n", (DWORD)(tStart/10000000), (DWORD)((tStart/10000)%1000));
if (ash.cbSrcLengthUsed == cbSrcStream)
{
IMediaSample_SetTime(pOutSample, &tStart, &tStop);
tStart = tMed = tStop;
}
else if (tStop != tStart)
{
tMed = tStop - tStart;
tMed = tStart + tMed * ash.cbSrcLengthUsed / cbSrcStream;
IMediaSample_SetTime(pOutSample, &tStart, &tMed);
tStart = tMed;
}
else
{
ERR("No valid timestamp found\n");
IMediaSample_SetTime(pOutSample, NULL, NULL);
}
if (mtStart < 0) {
IMediaSample_SetMediaTime(pOutSample, NULL, NULL);
} else if (ash.cbSrcLengthUsed == cbSrcStream) {
IMediaSample_SetMediaTime(pOutSample, &mtStart, &mtStop);
mtStart = mtMed = mtStop;
} else if (mtStop >= mtStart) {
mtMed = mtStop - mtStart;
mtMed = mtStart + mtMed * ash.cbSrcLengthUsed / cbSrcStream;
IMediaSample_SetMediaTime(pOutSample, &mtStart, &mtMed);
mtStart = mtMed;
} else {
IMediaSample_SetMediaTime(pOutSample, NULL, NULL);
}
TRACE("Sample stop time: %u.%03u\n", (DWORD)(tStart/10000000), (DWORD)((tStart/10000)%1000));
LeaveCriticalSection(&This->tf.csReceive);
hr = BaseOutputPinImpl_Deliver((BaseOutputPin*)This->tf.ppPins[1], pOutSample);
EnterCriticalSection(&This->tf.csReceive);
if (hr != S_OK && hr != VFW_E_NOT_CONNECTED) {
if (FAILED(hr))
ERR("Error sending sample (%x)\n", hr);
goto error;
}
error:
if (unprepare_header && (res = acmStreamUnprepareHeader(This->has, &ash, 0)))
ERR("Cannot unprepare header %d\n", res);
unprepare_header = FALSE;
ash.pbSrc += ash.cbSrcLengthUsed;
ash.cbSrcLength -= ash.cbSrcLengthUsed;
IMediaSample_Release(pOutSample);
pOutSample = NULL;
}
This->lasttime_real = tStop;
This->lasttime_sent = tMed;
LeaveCriticalSection(&This->tf.csReceive);
return hr;
}
static HRESULT WINAPI AVIDec_EndFlush(TransformFilter *pTransformFilter) {
AVIDecImpl* This = impl_from_TransformFilter(pTransformFilter);
This->late = -1;
return S_OK;
}
static HRESULT WINAPI QTVDecoder_SetMediaType(TransformFilter *tf, PIN_DIRECTION dir, const AM_MEDIA_TYPE * pmt)
{
QTVDecoderImpl* This = impl_from_TransformFilter(tf);
HRESULT hr = VFW_E_TYPE_NOT_ACCEPTED;
OSErr err = noErr;
AM_MEDIA_TYPE *outpmt = &This->tf.pmt;
CFNumberRef n = NULL;
TRACE("(%p)->(%p)\n", This, pmt);
if (dir != PINDIR_INPUT)
return S_OK;
FreeMediaType(outpmt);
CopyMediaType(outpmt, pmt);
if (This->hImageDescription)
DisposeHandle((Handle)This->hImageDescription);
This->hImageDescription = (ImageDescriptionHandle)
NewHandleClear(sizeof(ImageDescription));
if (This->hImageDescription != NULL)
{
(**This->hImageDescription).idSize = sizeof(ImageDescription);
(**This->hImageDescription).spatialQuality = codecNormalQuality;
(**This->hImageDescription).frameCount = 1;
(**This->hImageDescription).clutID = -1;
}
else
{
ERR("Failed to create ImageDescription\n");
goto failed;
}
/* Check root (GUID w/o FOURCC) */
if ((IsEqualIID(&pmt->majortype, &MEDIATYPE_Video)) &&
(!memcmp(((const char *)&pmt->subtype)+4, ((const char *)&MEDIATYPE_Video)+4, sizeof(GUID)-4)))
{
VIDEOINFOHEADER *format1 = (VIDEOINFOHEADER *)outpmt->pbFormat;
VIDEOINFOHEADER2 *format2 = (VIDEOINFOHEADER2 *)outpmt->pbFormat;
BITMAPINFOHEADER *bmi;
OSType fourCC;
DecompressorComponent dc;
OSType format;
DWORD outputWidth, outputHeight, outputDepth;
if (IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo))
bmi = &format1->bmiHeader;
else if (IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo2))
bmi = &format2->bmiHeader;
else
goto failed;
TRACE("Fourcc: %s\n", debugstr_an((const char *)&pmt->subtype.Data1, 4));
fourCC = ((const char *)&pmt->subtype.Data1)[3] |
(((const char *)&pmt->subtype.Data1)[2]<<8) |
(((const char *)&pmt->subtype.Data1)[1]<<16) |
(((const char *)&pmt->subtype.Data1)[0]<<24);
err = FindCodec(fourCC,NULL,NULL,&dc);
if (err != noErr || dc == 0x0)
{
TRACE("Codec not found\n");
goto failed;
}
outputWidth = bmi->biWidth;
outputHeight = bmi->biHeight;
(**This->hImageDescription).cType = fourCC;
(**This->hImageDescription).width = outputWidth;
(**This->hImageDescription).height = outputHeight;
(**This->hImageDescription).depth = bmi->biBitCount;
(**This->hImageDescription).hRes = 72<<16;
(**This->hImageDescription).vRes = 72<<16;
if (This->outputBufferAttributes)
CFRelease(This->outputBufferAttributes);
This->outputBufferAttributes = CFDictionaryCreateMutable(NULL, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
if (!This->outputBufferAttributes)
{
ERR("Failed to create outputBufferAttributes\n");
goto failed;
}
n = CFNumberCreate(NULL, kCFNumberIntType, &outputWidth);
CFDictionaryAddValue(This->outputBufferAttributes, kCVPixelBufferWidthKey, n);
CFRelease(n);
n = CFNumberCreate(NULL, kCFNumberIntType, &outputHeight);
CFDictionaryAddValue(This->outputBufferAttributes, kCVPixelBufferHeightKey, n);
CFRelease(n);
/* yes this looks wrong. but 32ARGB is 24 RGB with an alpha channel */
format = k32ARGBPixelFormat;
n = CFNumberCreate(NULL, kCFNumberIntType, &format);
CFDictionaryAddValue(This->outputBufferAttributes, kCVPixelBufferPixelFormatTypeKey, n);
CFRelease(n);
CFDictionaryAddValue(This->outputBufferAttributes, kCVPixelBufferCGBitmapContextCompatibilityKey, kCFBooleanTrue);
CFDictionaryAddValue(This->outputBufferAttributes, kCVPixelBufferCGImageCompatibilityKey, kCFBooleanTrue);
outputDepth = 3;
This->outputSize = outputWidth * outputHeight * outputDepth;
bmi->biCompression = BI_RGB;
bmi->biBitCount = 24;
outpmt->subtype = MEDIASUBTYPE_RGB24;
return S_OK;
}
failed:
if (This->hImageDescription)
{
DisposeHandle((Handle)This->hImageDescription);
This->hImageDescription = NULL;
}
if (This->outputBufferAttributes)
{
CFRelease(This->outputBufferAttributes);
This->outputBufferAttributes = NULL;
}
TRACE("Connection refused\n");
return hr;
}
static HRESULT WINAPI AVIDec_SetMediaType(TransformFilter *tf, PIN_DIRECTION dir, const AM_MEDIA_TYPE * pmt)
{
AVIDecImpl* This = impl_from_TransformFilter(tf);
HRESULT hr = VFW_E_TYPE_NOT_ACCEPTED;
TRACE("(%p)->(%p)\n", This, pmt);
if (dir != PINDIR_INPUT)
return S_OK;
/* Check root (GUID w/o FOURCC) */
if ((IsEqualIID(&pmt->majortype, &MEDIATYPE_Video)) &&
(!memcmp(((const char *)&pmt->subtype)+4, ((const char *)&MEDIATYPE_Video)+4, sizeof(GUID)-4)))
{
VIDEOINFOHEADER *format1 = (VIDEOINFOHEADER *)pmt->pbFormat;
VIDEOINFOHEADER2 *format2 = (VIDEOINFOHEADER2 *)pmt->pbFormat;
BITMAPINFOHEADER *bmi;
if (IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo))
bmi = &format1->bmiHeader;
else if (IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo2))
bmi = &format2->bmiHeader;
else
goto failed;
TRACE("Fourcc: %s\n", debugstr_an((const char *)&pmt->subtype.Data1, 4));
This->hvid = ICLocate(pmt->majortype.Data1, pmt->subtype.Data1, bmi, NULL, ICMODE_DECOMPRESS);
if (This->hvid)
{
AM_MEDIA_TYPE* outpmt = &This->tf.pmt;
const CLSID* outsubtype;
DWORD bih_size;
DWORD output_depth = bmi->biBitCount;
DWORD result;
FreeMediaType(outpmt);
switch(bmi->biBitCount)
{
case 32: outsubtype = &MEDIASUBTYPE_RGB32; break;
case 24: outsubtype = &MEDIASUBTYPE_RGB24; break;
case 16: outsubtype = &MEDIASUBTYPE_RGB565; break;
case 8: outsubtype = &MEDIASUBTYPE_RGB8; break;
default:
WARN("Non standard input depth %d, forced output depth to 32\n", bmi->biBitCount);
outsubtype = &MEDIASUBTYPE_RGB32;
output_depth = 32;
break;
}
/* Copy bitmap header from media type to 1 for input and 1 for output */
bih_size = bmi->biSize + bmi->biClrUsed * 4;
This->pBihIn = CoTaskMemAlloc(bih_size);
if (!This->pBihIn)
{
hr = E_OUTOFMEMORY;
goto failed;
}
This->pBihOut = CoTaskMemAlloc(bih_size);
if (!This->pBihOut)
{
hr = E_OUTOFMEMORY;
goto failed;
}
memcpy(This->pBihIn, bmi, bih_size);
memcpy(This->pBihOut, bmi, bih_size);
/* Update output format as non compressed bitmap */
This->pBihOut->biCompression = 0;
This->pBihOut->biBitCount = output_depth;
This->pBihOut->biSizeImage = This->pBihOut->biWidth * This->pBihOut->biHeight * This->pBihOut->biBitCount / 8;
TRACE("Size: %u\n", This->pBihIn->biSize);
result = ICDecompressQuery(This->hvid, This->pBihIn, This->pBihOut);
if (result != ICERR_OK)
{
ERR("Unable to found a suitable output format (%d)\n", result);
goto failed;
}
/* Update output media type */
CopyMediaType(outpmt, pmt);
outpmt->subtype = *outsubtype;
if (IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo))
memcpy(&(((VIDEOINFOHEADER *)outpmt->pbFormat)->bmiHeader), This->pBihOut, This->pBihOut->biSize);
else if (IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo2))
memcpy(&(((VIDEOINFOHEADER2 *)outpmt->pbFormat)->bmiHeader), This->pBihOut, This->pBihOut->biSize);
else
assert(0);
TRACE("Connection accepted\n");
return S_OK;
}
TRACE("Unable to find a suitable VFW decompressor\n");
}
failed:
TRACE("Connection refused\n");
return hr;
}
