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/*
* Copyright (C) 2005-2022 Centre National d'Etudes Spatiales (CNES)
*
* This file is part of Orfeo Toolbox
*
* https://www.orfeo-toolbox.org/
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef otbWrapperInputImageParameter_hxx
#define otbWrapperInputImageParameter_hxx
#include "otbWrapperInputImageParameter.h"
#include "otbWrapperCastImage.h"
namespace otb
{
namespace Wrapper
{
#define CLAMP_IMAGE_IF(Out, In, image_base) \
{ \
In* in_image = dynamic_cast<In*>(image_base); \
\
if (in_image) \
return Cast<Out, In>(in_image); \
}
#define CLAMP_IMAGE_BASE(T, image_base) \
{ \
CLAMP_IMAGE_IF(T, UInt8VectorImageType, image_base); \
CLAMP_IMAGE_IF(T, Int16VectorImageType, image_base); \
CLAMP_IMAGE_IF(T, UInt16VectorImageType, image_base); \
CLAMP_IMAGE_IF(T, Int32VectorImageType, image_base); \
CLAMP_IMAGE_IF(T, UInt32VectorImageType, image_base); \
\
CLAMP_IMAGE_IF(T, FloatVectorImageType, image_base); \
CLAMP_IMAGE_IF(T, DoubleVectorImageType, image_base); \
\
CLAMP_IMAGE_IF(T, ComplexInt16VectorImageType, image_base); \
CLAMP_IMAGE_IF(T, ComplexInt32VectorImageType, image_base); \
\
CLAMP_IMAGE_IF(T, ComplexFloatVectorImageType, image_base); \
CLAMP_IMAGE_IF(T, ComplexDoubleVectorImageType, image_base); \
\
CLAMP_IMAGE_IF(T, UInt8RGBImageType, image_base); \
CLAMP_IMAGE_IF(T, UInt8RGBAImageType, image_base); \
\
CLAMP_IMAGE_IF(T, UInt8ImageType, image_base); \
CLAMP_IMAGE_IF(T, Int16ImageType, image_base); \
CLAMP_IMAGE_IF(T, UInt16ImageType, image_base); \
CLAMP_IMAGE_IF(T, Int32ImageType, image_base); \
CLAMP_IMAGE_IF(T, UInt32ImageType, image_base); \
\
CLAMP_IMAGE_IF(T, FloatImageType, image_base); \
CLAMP_IMAGE_IF(T, DoubleImageType, image_base); \
\
CLAMP_IMAGE_IF(T, ComplexInt16ImageType, image_base); \
CLAMP_IMAGE_IF(T, ComplexInt32ImageType, image_base); \
\
CLAMP_IMAGE_IF(T, ComplexFloatImageType, image_base); \
CLAMP_IMAGE_IF(T, ComplexDoubleImageType, image_base); \
\
return nullptr; \
}
template <typename TOutputImage, typename TInputImage>
TOutputImage* InputImageParameter::Cast(TInputImage* image)
{
details::CastImage<TOutputImage, TInputImage> clamp(image);
if (clamp.ocif)
clamp.ocif->UpdateOutputInformation();
m_OutputCaster = clamp.ocif;
m_OutputCasted = clamp.out;
return clamp.out;
}
template <class TImageType>
TImageType* InputImageParameter::GetImage()
{
// Used m_PreviousFileName because if not, when the user call twice GetImage,
// it without changing the filename, it returns 2 different
// image pointers
// Only one image type can be used
// 2 cases : the user set a filename vs. the user set an image
if (m_UseFilename)
{
if (m_PreviousFileName != m_FileName && !m_FileName.empty())
{
//////////////////////// Filename case:
// A new valid filename has been given : a reader is created
typedef otb::ImageFileReader<TImageType> ReaderType;
typename ReaderType::Pointer reader = ReaderType::New();
reader->SetFileName(m_FileName);
reader->UpdateOutputInformation();
m_Image = reader->GetOutput();
m_Reader = reader;
m_PreviousFileName = m_FileName;
// Pay attention, don't return m_Image because it is a ImageBase...
return reader->GetOutput();
}
else
{
// In this case, the reader and the image should already be there
if (m_Image.IsNull())
{
itkExceptionMacro("No input image or filename detected...");
}
else
{
// Check if the image type asked here is the same as the one used for the reader
if (dynamic_cast<TImageType*>(m_Image.GetPointer()))
{
return dynamic_cast<TImageType*>(m_Image.GetPointer());
}
else
{
itkExceptionMacro(
"GetImage() was already called with a different type, "
"probably due to two calls to GetParameter<Type>Image with different types in application code.");
}
}
}
}
else
{
//////////////////////// Image case:
if (m_Image.IsNull())
{
return nullptr;
}
// Check if the image type asked here is the same as m_image
TImageType *im = dynamic_cast<TImageType*>(m_Image.GetPointer());
if (im)
{
return im;
}
// check if we already done this cast
if (m_OutputCasted)
{
im = dynamic_cast<TImageType*>(m_OutputCasted.GetPointer());
if (im)
{
return im;
}
}
if (m_OutputCaster.IsNotNull())
{
itkExceptionMacro(
"GetImage() was already called with a different type, "
"probably due to two calls to GetParameter<Type>Image with different types in application code. Expected: "
);
}
CLAMP_IMAGE_BASE(TImageType, m_Image.GetPointer());
}
}
/** declare a specialization for ImageBaseType */
template <>
OTBApplicationEngine_EXPORT ImageBaseType* InputImageParameter::GetImage<ImageBaseType>();
} // End namespace Wrapper
} // End namespace otb
#endif
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