static bool ReduceOneMapFile( LPCTSTR lpszInFile, LPCTSTR lpszOutFile, PICTSAMPLEPARAM &fp, int level)
{
BOOL bRet;
CMemBlock memInput( Size4MB );
CMemBlock memOutput( Size2MB );
CRuntimeClass *pInRT;
CRuntimeClass *pOutRT = NULL;
CPicture *pInPict;
CPicture *pOutPict;
CFile fileInput;
CFile fileOutput;
CPictSample filter;
if( fileInput.Open( lpszInFile, CFile::modeRead | CFile::typeBinary ) ) {
pInRT = ::GetWritablePictureType( &fileInput );
if( NULL == pOutRT )
pOutRT = pInRT;
if( NULL != pInRT && NULL != ( pInPict = (CPicture*) pInRT->CreateObject() ) ) {
if( fileOutput.Open( lpszOutFile, CFile::modeReadWrite | CFile::modeCreate | CFile::typeBinary ) ) {
VERIFY( NULL != ( pOutPict = (CPicture*) pOutRT->CreateObject() ) );
if( pInPict->Attach( &fileInput ) && pInPict->ReadHeader() ) {
if( pOutPict->Attach( &fileOutput ) ) {
switch( pInPict->GetBitsPerSample() ) {
case 1 : fp.sampleParam = 0; break;
// case 8 : fp.sampleParam = level > 2 ? 3 : 0; break; // #HK050104
// case 8 : fp.sampleParam = level <= 2 ? 3 : 0; break; // #HK050120
case 8 : fp.sampleParam = 3; break; // #HK050120
}
filter.SetFilterData( &fp.p );
bRet = filter.Filter( pInPict, pOutPict );
pOutPict->Detach();
}
pInPict->Detach();
}
fileOutput.Close();
delete pOutPict;
}
delete pInPict;
}
fileInput.Close();
}
return TRUE == bRet ? 1 : 0;
}
void OutputPin::Send(unsigned char *data[DSHOW_MAX_PLANES],
size_t linesize[DSHOW_MAX_PLANES],
long long timestampStart, long long timestampEnd)
{
ComQIPtr<IMemInputPin> memInput(connectedPin);
REFERENCE_TIME startTime = timestampStart;
REFERENCE_TIME endTime = timestampEnd;
ComPtr<IMediaSample> sample;
HRESULT hr;
BYTE *ptr;
if (!memInput || !allocator)
return;
hr = allocator->GetBuffer(&sample, &startTime, &endTime, 0);
if (FAILED(hr))
return;
if (FAILED(sample->SetActualDataLength((long)bufSize)))
return;
if (FAILED(sample->SetDiscontinuity(false)))
return;
if (FAILED(sample->SetMediaTime(&startTime, &endTime)))
return;
if (FAILED(sample->SetPreroll(false)))
return;
if (FAILED(sample->SetTime(&startTime, &endTime)))
return;
if (FAILED(sample->GetPointer(&ptr)))
return;
size_t total = 0;
for (size_t i = 0; i < DSHOW_MAX_PLANES; i++) {
if (!linesize[i])
break;
memcpy(ptr + total, data[i], linesize[i]);
total += linesize[i];
}
hr = memInput->Receive(sample);
if (FAILED(hr)) {
DebugHR(L"test", hr);
}
}
//---------------------------------------------------------------------
Codec::DecodeResult ILImageCodec::decode(DataStreamPtr& input) const
{
// DevIL variables
ILuint ImageName;
ILint ImageFormat, BytesPerPixel, ImageType;
ImageData* imgData = new ImageData();
MemoryDataStreamPtr output;
// Load the image
ilGenImages( 1, &ImageName );
ilBindImage( ImageName );
// Put it right side up
ilEnable(IL_ORIGIN_SET);
ilSetInteger(IL_ORIGIN_MODE, IL_ORIGIN_UPPER_LEFT);
// Keep DXTC(compressed) data if present
ilSetInteger(IL_KEEP_DXTC_DATA, IL_TRUE);
// Load image from stream, cache into memory
MemoryDataStream memInput(input);
ilLoadL(
mIlType,
memInput.getPtr(),
static_cast< ILuint >(memInput.size()));
// Check if everything was ok
ILenum PossibleError = ilGetError() ;
if( PossibleError != IL_NO_ERROR ) {
OGRE_EXCEPT( Exception::ERR_NOT_IMPLEMENTED,
"IL Error",
iluErrorString(PossibleError) ) ;
}
ImageFormat = ilGetInteger( IL_IMAGE_FORMAT );
ImageType = ilGetInteger( IL_IMAGE_TYPE );
// Convert image if ImageType is incompatible with us (double or long)
if(ImageType != IL_BYTE && ImageType != IL_UNSIGNED_BYTE &&
ImageType != IL_FLOAT &&
ImageType != IL_UNSIGNED_SHORT && ImageType != IL_SHORT) {
ilConvertImage(ImageFormat, IL_FLOAT);
ImageType = IL_FLOAT;
}
// Converted paletted images
if(ImageFormat == IL_COLOUR_INDEX)
{
ilConvertImage(IL_BGRA, IL_UNSIGNED_BYTE);
ImageFormat = IL_BGRA;
ImageType = IL_UNSIGNED_BYTE;
}
// Now sets some variables
BytesPerPixel = ilGetInteger( IL_IMAGE_BYTES_PER_PIXEL );
imgData->format = ILUtil::ilFormat2OgreFormat( ImageFormat, ImageType );
imgData->width = ilGetInteger( IL_IMAGE_WIDTH );
imgData->height = ilGetInteger( IL_IMAGE_HEIGHT );
imgData->depth = ilGetInteger( IL_IMAGE_DEPTH );
imgData->num_mipmaps = ilGetInteger ( IL_NUM_MIPMAPS );
imgData->flags = 0;
if(imgData->format == PF_UNKNOWN)
{
std::stringstream err;
err << "Unsupported devil format ImageFormat=" << std::hex << ImageFormat <<
" ImageType="<< ImageType << std::dec;
ilDeleteImages( 1, &ImageName );
OGRE_EXCEPT( Exception::ERR_NOT_IMPLEMENTED,
err.str(),
"ILImageCodec::decode" ) ;
}
// Check for cubemap
//ILuint cubeflags = ilGetInteger ( IL_IMAGE_CUBEFLAGS );
size_t numFaces = ilGetInteger ( IL_NUM_IMAGES ) + 1;
if(numFaces == 6)
imgData->flags |= IF_CUBEMAP;
else
numFaces = 1; // Support only 1 or 6 face images for now
// Keep DXT data (if present at all and the GPU supports it)
ILuint dxtFormat = ilGetInteger( IL_DXTC_DATA_FORMAT );
if(dxtFormat != IL_DXT_NO_COMP && Root::getSingleton().getRenderSystem()->getCapabilities()->hasCapability( RSC_TEXTURE_COMPRESSION_DXT ))
{
imgData->format = ILUtil::ilFormat2OgreFormat( dxtFormat, ImageType );
imgData->flags |= IF_COMPRESSED;
// Validate that this devil version saves DXT mipmaps
if(imgData->num_mipmaps>0)
{
ilBindImage(ImageName);
ilActiveMipmap(1);
if((size_t)ilGetInteger( IL_DXTC_DATA_FORMAT ) != dxtFormat)
{
imgData->num_mipmaps=0;
LogManager::getSingleton().logMessage(
"Warning: Custom mipmaps for compressed image "+input->getName()+" were ignored because they are not loaded by this DevIL version");
}
}
}
// Calculate total size from number of mipmaps, faces and size
imgData->size = Image::calculateSize(imgData->num_mipmaps, numFaces,
imgData->width, imgData->height, imgData->depth, imgData->format);
// Bind output buffer
output.bind(new MemoryDataStream(imgData->size));
size_t offset = 0;
// Dimensions of current mipmap
size_t width = imgData->width;
size_t height = imgData->height;
size_t depth = imgData->depth;
// Transfer data
for(size_t mip=0; mip<=imgData->num_mipmaps; ++mip)
{
for(size_t i = 0; i < numFaces; ++i)
{
ilBindImage(ImageName);
if(numFaces > 1)
ilActiveImage(i);
if(imgData->num_mipmaps > 0)
ilActiveMipmap(mip);
/// Size of this face
size_t imageSize = PixelUtil::getMemorySize(
width, height, depth, imgData->format);
if(imgData->flags & IF_COMPRESSED)
{
// Compare DXT size returned by DevIL with our idea of the compressed size
if(imageSize == ilGetDXTCData(NULL, 0, dxtFormat))
{
// Retrieve data from DevIL
ilGetDXTCData((unsigned char*)output->getPtr()+offset, imageSize, dxtFormat);
} else
{
LogManager::getSingleton().logMessage(
"Warning: compressed image "+input->getName()+" size mismatch, devilsize="+StringConverter::toString(ilGetDXTCData(NULL, 0, dxtFormat))+" oursize="+
StringConverter::toString(imageSize));
}
}
else
{
/// Retrieve data from DevIL
PixelBox dst(width, height, depth, imgData->format, (unsigned char*)output->getPtr()+offset);
ILUtil::toOgre(dst);
}
offset += imageSize;
}
/// Next mip
if(width!=1) width /= 2;
if(height!=1) height /= 2;
if(depth!=1) depth /= 2;
}
// Restore IL state
ilDisable(IL_ORIGIN_SET);
ilDisable(IL_FORMAT_SET);
ilDeleteImages( 1, &ImageName );
DecodeResult ret;
ret.first = output;
ret.second = CodecDataPtr(imgData);
return ret;
}
