本文整理汇总了C++中FactoryResource::setBitsPerElement方法的典型用法代码示例。如果您正苦于以下问题：C++ FactoryResource::setBitsPerElement方法的具体用法？C++ FactoryResource::setBitsPerElement怎么用？C++ FactoryResource::setBitsPerElement使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类FactoryResource的用法示例。
在下文中一共展示了FactoryResource::setBitsPerElement方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: if
//.........这里部分代码省略.........
gcp.mPixel.mX = *iter++ - 1.0; // adjust ref point for ENVI's use of
gcp.mPixel.mY = *iter++ - 1.0; // upper left corner and one-based first pixel
gcp.mCoordinate.mX = *iter++; // GcpPoint has lat as mX and Lon as mY
gcp.mCoordinate.mY = *iter++; // geo point field has lat then lon value
gcps.push_back(gcp);
}
}
}
}
// GCPs
if (gcps.empty() == false)
{
pFileDescriptor->setGcps(gcps);
}
// Header bytes
pField = mFields.find("header offset");
if (pField != NULL)
{
int headerBytes = atoi(pField->mValue.c_str());
pFileDescriptor->setHeaderBytes(static_cast<unsigned int>(headerBytes));
}
// Data type
pField = mFields.find("data type");
if (pField != NULL)
{
vector<EncodingType> validDataTypes;
switch (atoi(pField->mValue.c_str()))
{
case 1: // char
pDescriptor->setDataType(INT1UBYTE);
pFileDescriptor->setBitsPerElement(8);
// signed char cannot be represented in ENVI header so use the closest thing
validDataTypes.push_back(INT1SBYTE);
break;
case 2: // short
pDescriptor->setDataType(INT2SBYTES);
pFileDescriptor->setBitsPerElement(16);
break;
case 3: // int
pDescriptor->setDataType(INT4SBYTES);
pFileDescriptor->setBitsPerElement(32);
break;
case 4: // float
pDescriptor->setDataType(FLT4BYTES);
pFileDescriptor->setBitsPerElement(32);
break;
case 5: // double
pDescriptor->setDataType(FLT8BYTES);
pFileDescriptor->setBitsPerElement(64);
break;
case 6: // float complex
pDescriptor->setDataType(FLT8COMPLEX);
pFileDescriptor->setBitsPerElement(64);
break;
case 9: // double complex
// not supported示例2: parsedFile
vector<ImportDescriptor*> SampleHdf4Importer::getImportDescriptors(const string& filename)
{
vector<ImportDescriptor*> descriptors;
Hdf4File parsedFile(filename);
bool bSuccess = getFileData(parsedFile);
if (bSuccess == true)
{
const Hdf4Dataset* pDataset =
dynamic_cast<const Hdf4Dataset*>(parsedFile.getRootGroup()->getElement("EV_500_RefSB"));
if ((pDataset != NULL) && (mpModel.get() != NULL))
{
Hdf4FileResource pFile(filename.c_str());
if (pFile.get() != NULL)
{
ImportDescriptor* pImportDescriptor = mpModel->createImportDescriptor(filename, "RasterElement", NULL);
if (pImportDescriptor != NULL)
{
RasterDataDescriptor* pDescriptor =
dynamic_cast<RasterDataDescriptor*>(pImportDescriptor->getDataDescriptor());
if (pDescriptor != NULL)
{
FactoryResource<RasterFileDescriptor> pFileDescriptor;
if (pFileDescriptor.get() != NULL)
{
int32 numDims = 0;
int32 dataType = 0;
int32 numAttr = 0;
pFileDescriptor->setFilename(filename);
Hdf4DatasetResource pDataHandle(*pFile, pDataset->getName().c_str());
int32 dimSizes[MAX_VAR_DIMS] = {0};
if (pDataHandle != NULL && *pDataHandle != FAIL)
{
pFileDescriptor->setDatasetLocation(pDataset->getName());
int32 success = SDgetinfo(*pDataHandle, const_cast<char*>(pDataset->getName().c_str()),
&numDims, dimSizes, &dataType, &numAttr);
// find out what type this Dataset is
string strDataType = hdf4TypeToString(dataType, 1);
if (success == SUCCEED && numDims == 3 && strDataType == "unsigned short")
{
// Bands
vector<DimensionDescriptor> bands =
RasterUtilities::generateDimensionVector(dimSizes[0], true, false, true);
pDescriptor->setBands(bands);
pFileDescriptor->setBands(bands);
// Rows
vector<DimensionDescriptor> rows =
RasterUtilities::generateDimensionVector(dimSizes[1], true, false, true);
pDescriptor->setRows(rows);
pFileDescriptor->setRows(rows);
// Columns
vector<DimensionDescriptor> columns =
RasterUtilities::generateDimensionVector(dimSizes[2], true, false, true);
pDescriptor->setColumns(columns);
pFileDescriptor->setColumns(columns);
}
}
// Data type
EncodingType e;
pDataset->getDataEncoding(e);
pDescriptor->setDataType(e);
pFileDescriptor->setBitsPerElement(pDescriptor->getBytesPerElement() * 8);
// Interleave format
pDescriptor->setInterleaveFormat(BSQ);
pFileDescriptor->setInterleaveFormat(BSQ);
// Metadata
FactoryResource<DynamicObject> pMetadata;
if (pMetadata.get() != NULL)
{
const Hdf4Dataset::AttributeContainer& attributes = pDataset->getAttributes();
for (Hdf4Dataset::AttributeContainer::const_iterator it = attributes.begin();
it != attributes.end(); ++it)
{
Hdf4Attribute* pAttribute = it->second;
if (pAttribute != NULL)
{
const string& name = pAttribute->getName();
const DataVariant& var = pAttribute->getVariant();
const unsigned short* pValue = var.getPointerToValue<unsigned short>();
if (name == "_FillValue" && pValue != NULL)
{
// Bad values
vector<int> badValues;
badValues.push_back(*pValue);
pDescriptor->setBadValues(badValues);
}
else
{
//.........这里部分代码省略.........
示例3: pFile
//.........这里部分代码省略.........
columnDim.setOriginalNumber(i);
}
columnDim.setOnDiskNumber(i);
columns.push_back(columnDim);
}
pDescriptor->setColumns(columns);
pFileDescriptor->setColumns(columns);
// Bands
vector<DimensionDescriptor> bands;
for (int i = 0; i < (sioFile.mBands - sioFile.mBadBands); ++i)
{
DimensionDescriptor bandDim;
// Do not set an active number since the user has not selected the rows to load
if (static_cast<unsigned int>(i) < sioFile.mOrigBandNumbers.size())
{
bandDim.setOriginalNumber(sioFile.mOrigBandNumbers[i]);
}
else
{
bandDim.setOriginalNumber(i);
}
bandDim.setOnDiskNumber(i);
bands.push_back(bandDim);
}
pDescriptor->setBands(bands);
pFileDescriptor->setBands(bands);
// Bits per pixel
pFileDescriptor->setBitsPerElement(sioFile.mBitsPerElement);
// Data type
pDescriptor->setDataType(sioFile.mDataType);
pDescriptor->setValidDataTypes(vector<EncodingType>(1, sioFile.mDataType));
// Interleave format
pDescriptor->setInterleaveFormat(BIP);
pFileDescriptor->setInterleaveFormat(BIP);
// Bad values
if (sioFile.mBadValues.empty() == true)
{
if ((sioFile.mDataType != FLT4BYTES) && (sioFile.mDataType != FLT8COMPLEX) &&
(sioFile.mDataType != FLT8BYTES))
{
vector<int> badValues;
badValues.push_back(0);
pDescriptor->setBadValues(badValues);
}
}
// Header bytes
pFileDescriptor->setHeaderBytes(28);
// Trailer bytes
struct stat statBuffer;
if (stat(filename.c_str(), &statBuffer) == 0)
{
double dataBytes = 28 + (sioFile.mRows * sioFile.mColumns * (sioFile.mBands - sioFile.mBadBands) *
(sioFile.mBitsPerElement / 8));
pFileDescriptor->setTrailerBytes(static_cast<unsigned int>(statBuffer.st_size - dataBytes));