mirror of https://github.com/opencv/opencv.git
Merge pull request #6813 from mshabunin:gdcm-cmake-search
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/*M///////////////////////////////////////////////////////////////////////////////////////
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//
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
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//
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// By downloading, copying, installing or using the software you agree to this license.
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// If you do not agree to this license, do not download, install,
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// copy or use the software.
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//
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//
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// License Agreement
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// For Open Source Computer Vision Library
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//
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// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
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// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
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// Third party copyrights are property of their respective owners.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// * Redistribution's of source code must retain the above copyright notice,
|
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// this list of conditions and the following disclaimer.
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//
|
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// * Redistribution's in binary form must reproduce the above copyright notice,
|
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// * The name of the copyright holders may not be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// This software is provided by the copyright holders and contributors "as is" and
|
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// any express or implied warranties, including, but not limited to, the implied
|
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// warranties of merchantability and fitness for a particular purpose are disclaimed.
|
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// In no event shall the Intel Corporation or contributors be liable for any direct,
|
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// indirect, incidental, special, exemplary, or consequential damages
|
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// (including, but not limited to, procurement of substitute goods or services;
|
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// loss of use, data, or profits; or business interruption) however caused
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// and on any theory of liability, whether in contract, strict liability,
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// or tort (including negligence or otherwise) arising in any way out of
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// the use of this software, even if advised of the possibility of such damage.
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//
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//M*/
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#include "precomp.hpp" |
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#include "grfmt_gdcm.hpp" |
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#ifdef HAVE_GDCM |
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//#define DBG(...) printf(__VA_ARGS__)
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#define DBG(...) |
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#include <gdcmImageReader.h> |
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static const size_t preamble_skip = 128; |
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static const size_t magic_len = 4; |
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inline cv::String getMagic() |
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{ |
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return cv::String("\x44\x49\x43\x4D", 4); |
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} |
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namespace cv |
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{ |
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/************************ DICOM decoder *****************************/ |
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DICOMDecoder::DICOMDecoder() |
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{ |
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// DICOM preamble is 128 bytes (can have any value, defaults to 0) + 4 bytes magic number (DICM)
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m_signature = String(preamble_skip, (char)'\x0') + getMagic(); |
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m_buf_supported = false; |
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} |
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bool DICOMDecoder::checkSignature( const String& signature ) const |
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{ |
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if (signature.size() >= preamble_skip + magic_len) |
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{ |
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if (signature.substr(preamble_skip, magic_len) == getMagic()) |
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{ |
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return true; |
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} |
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} |
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DBG("GDCM | Signature does not match\n"); |
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return false; |
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} |
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ImageDecoder DICOMDecoder::newDecoder() const |
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{ |
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return makePtr<DICOMDecoder>(); |
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} |
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bool DICOMDecoder::readHeader() |
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{ |
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gdcm::ImageReader csImageReader; |
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csImageReader.SetFileName(m_filename.c_str()); |
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if(!csImageReader.Read()) |
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{ |
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DBG("GDCM | Failed to open DICOM file\n"); |
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return(false); |
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} |
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const gdcm::Image &csImage = csImageReader.GetImage(); |
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bool bOK = true; |
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switch (csImage.GetPhotometricInterpretation().GetType()) |
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{ |
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case gdcm::PhotometricInterpretation::MONOCHROME1: |
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case gdcm::PhotometricInterpretation::MONOCHROME2: |
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{ |
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switch (csImage.GetPixelFormat().GetScalarType()) |
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{ |
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case gdcm::PixelFormat::INT8: m_type = CV_8SC1; break; |
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case gdcm::PixelFormat::UINT8: m_type = CV_8UC1; break; |
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case gdcm::PixelFormat::INT16: m_type = CV_16SC1; break; |
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case gdcm::PixelFormat::UINT16: m_type = CV_16UC1; break; |
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case gdcm::PixelFormat::INT32: m_type = CV_32SC1; break; |
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case gdcm::PixelFormat::FLOAT32: m_type = CV_32FC1; break; |
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case gdcm::PixelFormat::FLOAT64: m_type = CV_64FC1; break; |
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default: bOK = false; DBG("GDCM | Monochrome scalar type not supported\n"); break; |
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} |
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break; |
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} |
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case gdcm::PhotometricInterpretation::RGB: |
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{ |
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switch (csImage.GetPixelFormat().GetScalarType()) |
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{ |
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case gdcm::PixelFormat::UINT8: m_type = CV_8UC3; break; |
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default: bOK = false; DBG("GDCM | RGB scalar type not supported\n"); break; |
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} |
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break; |
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} |
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default: |
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{ |
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bOK = false; |
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DBG("GDCM | PI not supported: %s\n", csImage.GetPhotometricInterpretation().GetString()); |
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break; |
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} |
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} |
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if(bOK) |
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{ |
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unsigned int ndim = csImage.GetNumberOfDimensions(); |
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if (ndim != 2) |
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{ |
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DBG("GDCM | Invalid dimensions number: %d\n", ndim); |
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bOK = false; |
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} |
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} |
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if (bOK) |
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{ |
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const unsigned int *piDimension = csImage.GetDimensions(); |
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m_height = piDimension[0]; |
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m_width = piDimension[1]; |
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if( ( m_width <=0 ) || ( m_height <=0 ) ) |
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{ |
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DBG("GDCM | Invalid dimensions: %d x %d\n", piDimension[0], piDimension[1]); |
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bOK = false; |
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} |
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} |
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return(bOK); |
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} |
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bool DICOMDecoder::readData( Mat& csImage ) |
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{ |
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csImage.create(m_width,m_height,m_type); |
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gdcm::ImageReader csImageReader; |
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csImageReader.SetFileName(m_filename.c_str()); |
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if(!csImageReader.Read()) |
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{ |
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DBG("GDCM | Failed to Read\n"); |
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return false; |
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} |
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const gdcm::Image &img = csImageReader.GetImage(); |
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unsigned long len = img.GetBufferLength(); |
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if (len > csImage.elemSize() * csImage.total()) |
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{ |
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DBG("GDCM | Buffer is bigger than Mat: %ld > %ld * %ld\n", len, csImage.elemSize(), csImage.total()); |
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return false; |
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} |
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if (!img.GetBuffer((char*)csImage.ptr())) |
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{ |
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DBG("GDCM | Failed to GetBuffer\n"); |
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return false; |
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} |
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DBG("GDCM | Read OK\n"); |
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return true; |
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} |
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} |
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#endif // HAVE_GDCM
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@ -0,0 +1,70 @@ |
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/*M///////////////////////////////////////////////////////////////////////////////////////
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//
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
|
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//
|
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// By downloading, copying, installing or using the software you agree to this license.
|
||||
// If you do not agree to this license, do not download, install,
|
||||
// copy or use the software.
|
||||
//
|
||||
//
|
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// License Agreement
|
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// For Open Source Computer Vision Library
|
||||
//
|
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// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
|
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// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
|
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// Third party copyrights are property of their respective owners.
|
||||
//
|
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// Redistribution and use in source and binary forms, with or without modification,
|
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// are permitted provided that the following conditions are met:
|
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//
|
||||
// * Redistribution's of source code must retain the above copyright notice,
|
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// this list of conditions and the following disclaimer.
|
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//
|
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// * Redistribution's in binary form must reproduce the above copyright notice,
|
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// this list of conditions and the following disclaimer in the documentation
|
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// and/or other materials provided with the distribution.
|
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//
|
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// * The name of the copyright holders may not be used to endorse or promote products
|
||||
// derived from this software without specific prior written permission.
|
||||
//
|
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// This software is provided by the copyright holders and contributors "as is" and
|
||||
// any express or implied warranties, including, but not limited to, the implied
|
||||
// warranties of merchantability and fitness for a particular purpose are disclaimed.
|
||||
// In no event shall the Intel Corporation or contributors be liable for any direct,
|
||||
// indirect, incidental, special, exemplary, or consequential damages
|
||||
// (including, but not limited to, procurement of substitute goods or services;
|
||||
// loss of use, data, or profits; or business interruption) however caused
|
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// and on any theory of liability, whether in contract, strict liability,
|
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// or tort (including negligence or otherwise) arising in any way out of
|
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// the use of this software, even if advised of the possibility of such damage.
|
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//
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//M*/
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#ifndef _GDCM_DICOM_H_ |
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#define _GDCM_DICOM_H_ |
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#include "cvconfig.h" |
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#ifdef HAVE_GDCM |
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#include "grfmt_base.hpp" |
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namespace cv |
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{ |
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// DICOM image reader using GDCM
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class DICOMDecoder : public BaseImageDecoder |
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{ |
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public: |
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DICOMDecoder(); |
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bool readData( Mat& img ); |
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bool readHeader(); |
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ImageDecoder newDecoder() const; |
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virtual bool checkSignature( const String& signature ) const; |
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}; |
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} |
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#endif // HAVE_GDCM
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#endif/*_GDCM_DICOM_H_*/ |
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