X-Git-Url: http://git.kpe.io/?p=ctsim.git;a=blobdiff_plain;f=libctsim%2Fimagefile.cpp;h=e0fa35f2ae1e5b166995b50b83e0cba29651bec8;hp=b5198bdca173c0569f45749c49fe69cfed049eab;hb=1a050c98763fbbc0662731b0b76953acede6f5d7;hpb=c8b19dfaffba9f06d8b6c40cb1bb83a8964867f7 diff --git a/libctsim/imagefile.cpp b/libctsim/imagefile.cpp index b5198bd..e0fa35f 100644 --- a/libctsim/imagefile.cpp +++ b/libctsim/imagefile.cpp @@ -1,10 +1,10 @@ /***************************************************************************** ** FILE IDENTIFICATION ** -** Name: imagefile.cpp +** Name: imagefile.cpp ** Purpose: Imagefile classes -** Programmer: Kevin Rosenberg -** Date Started: June 2000 +** Programmer: Kevin Rosenberg +** Date Started: June 2000 ** ** This is part of the CTSim program ** Copyright (c) 1983-2001 Kevin Rosenberg @@ -49,7 +49,7 @@ const int ImageFile::EXPORT_FORMAT_DICOM = 5; #endif const int ImageFile::EXPORT_FORMAT_RAW = 6; -const char* ImageFile::s_aszExportFormatName[] = +const char* ImageFile::s_aszExportFormatName[] = { "text", "pgm", @@ -63,7 +63,7 @@ const char* ImageFile::s_aszExportFormatName[] = #endif }; -const char* ImageFile::s_aszExportFormatTitle[] = +const char* ImageFile::s_aszExportFormatTitle[] = { "Text", "PGM", @@ -89,7 +89,7 @@ const int ImageFile::IMPORT_FORMAT_DICOM = 2; #endif -const char* ImageFile::s_aszImportFormatName[] = +const char* ImageFile::s_aszImportFormatName[] = { "ppm", #ifdef HAVE_PNG @@ -100,7 +100,7 @@ const char* ImageFile::s_aszImportFormatName[] = #endif }; -const char* ImageFile::s_aszImportFormatTitle[] = +const char* ImageFile::s_aszImportFormatTitle[] = { "PPM", #ifdef HAVE_PNG @@ -140,14 +140,14 @@ F64Image::F64Image (void) setDataType (Array2dFile::DATA_TYPE_REAL); } -void +void ImageFile::getCenterCoordinates (unsigned int& iXCenter, unsigned int& iYCenter) { if (isEven (m_nx)) iXCenter = m_nx / 2; else iXCenter = (m_nx - 1) / 2; - + if (isEven (m_ny)) iYCenter = m_ny / 2; else @@ -155,16 +155,16 @@ ImageFile::getCenterCoordinates (unsigned int& iXCenter, unsigned int& iYCenter) } -void -ImageFile::filterResponse (const char* const domainName, double bw, const char* const filterName, +void +ImageFile::filterResponse (const char* const domainName, double bw, const char* const filterName, double filt_param, double dInputScale, double dOutputScale) { ImageFileArray v = getArray(); SignalFilter filter (filterName, domainName, bw, filt_param); - + unsigned int iXCenter, iYCenter; getCenterCoordinates (iXCenter, iYCenter); - + for (unsigned int ix = 0; ix < m_nx; ix++) for (unsigned int iy = 0; iy < m_ny; iy++) { long lD2 = ((ix - iXCenter) * (ix - iXCenter)) + ((iy - iYCenter) * (iy - iYCenter)); @@ -194,9 +194,9 @@ ImageFile::comparativeStatistics (const ImageFile& imComp, double& d, double& r, ImageFileArrayConst v = getArray(); if (v == NULL || m_nx == 0 || m_ny == 0) return false; - + ImageFileArrayConst vComp = imComp.getArray(); - + double myMean = 0.; for (unsigned int ix = 0; ix < m_nx; ix++) { for (unsigned int iy = 0; iy < m_ny; iy++) { @@ -204,7 +204,7 @@ ImageFile::comparativeStatistics (const ImageFile& imComp, double& d, double& r, } } myMean /= (m_nx * m_ny); - + double sqErrorSum = 0.; double absErrorSum = 0.; double sqDiffFromMeanSum = 0.; @@ -219,10 +219,10 @@ ImageFile::comparativeStatistics (const ImageFile& imComp, double& d, double& r, absValueSum += fabs(v[ix2][iy]); } } - + d = ::sqrt (sqErrorSum / sqDiffFromMeanSum); r = absErrorSum / absValueSum; - + int hx = m_nx / 2; int hy = m_ny / 2; double eMax = -1; @@ -235,9 +235,9 @@ ImageFile::comparativeStatistics (const ImageFile& imComp, double& d, double& r, eMax = error; } } - + e = eMax; - + return true; } @@ -246,7 +246,7 @@ bool ImageFile::printComparativeStatistics (const ImageFile& imComp, std::ostream& os) const { double d, r, e; - + if (comparativeStatistics (imComp, d, r, e)) { os << " Normalized root mean squared distance (d): " << d << std::endl; os << " Normalized mean absolute distance (r): " << r << std::endl; @@ -261,18 +261,18 @@ void ImageFile::printStatistics (std::ostream& os) const { double min, max, mean, mode, median, stddev; - + statistics (min, max, mean, mode, median, stddev); if (isComplex()) os << "Real Component Statistics" << std::endl; - + os << " min: " << min << std::endl; os << " max: " << max << std::endl; os << " mean: " << mean << std::endl; os << " mode: " << mode << std::endl; os << "median: " << median << std::endl; os << "stddev: " << stddev << std::endl; - + if (isComplex()) { statistics (getImaginaryArray(), min, max, mean, mode, median, stddev); os << std::endl << "Imaginary Component Statistics" << std::endl; @@ -299,10 +299,10 @@ ImageFile::statistics (ImageFileArrayConst v, double& min, double& max, double& { int nx = m_nx; int ny = m_ny; - + if (v == NULL || nx == 0 || ny == 0) return; - + std::vector vecImage; int iVec = 0; vecImage.resize (nx * ny); @@ -310,7 +310,7 @@ ImageFile::statistics (ImageFileArrayConst v, double& min, double& max, double& for (int iy = 0; iy < ny; iy++) vecImage[iVec++] = v[ix][iy]; } - + vectorNumericStatistics (vecImage, nx * ny, min, max, mean, mode, median, stddev); } @@ -320,10 +320,10 @@ ImageFile::getMinMax (double& min, double& max) const int nx = m_nx; int ny = m_ny; ImageFileArrayConst v = getArray(); - + if (v == NULL || nx == 0 || ny == 0) return; - + min = v[0][0]; max = v[0][0]; for (int ix = 0; ix < nx; ix++) { @@ -341,17 +341,17 @@ ImageFile::convertRealToComplex () { if (dataType() != Array2dFile::DATA_TYPE_REAL) return false; - + if (! reallocRealToComplex()) return false; - + ImageFileArray vImag = getImaginaryArray(); for (unsigned int ix = 0; ix < m_nx; ix++) { ImageFileColumn vCol = vImag[ix]; for (unsigned int iy = 0; iy < m_ny; iy++) *vCol++ = 0; } - + return true; } @@ -360,7 +360,7 @@ ImageFile::convertComplexToReal () { if (dataType() != Array2dFile::DATA_TYPE_COMPLEX) return false; - + ImageFileArray vReal = getArray(); ImageFileArray vImag = getImaginaryArray(); for (unsigned int ix = 0; ix < m_nx; ix++) { @@ -372,7 +372,7 @@ ImageFile::convertComplexToReal () vImagCol++; } } - + return reallocComplexToReal(); } @@ -383,17 +383,17 @@ ImageFile::subtractImages (const ImageFile& rRHS, ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::subtractImage]"); return false; } - + if (isComplex() || rRHS.isComplex() && ! result.isComplex()) result.convertRealToComplex(); - + ImageFileArrayConst vLHS = getArray(); ImageFileArrayConst vLHSImag = getImaginaryArray(); ImageFileArrayConst vRHS = rRHS.getArray(); ImageFileArrayConst vRHSImag = rRHS.getImaginaryArray(); ImageFileArray vResult = result.getArray(); ImageFileArray vResultImag = result.getImaginaryArray(); - + for (unsigned int ix = 0; ix < m_nx; ix++) { for (unsigned int iy = 0; iy < m_ny; iy++) { vResult[ix][iy] = vLHS[ix][iy] - vRHS[ix][iy]; @@ -406,7 +406,7 @@ ImageFile::subtractImages (const ImageFile& rRHS, ImageFile& result) const } } } - + return true; } @@ -417,17 +417,17 @@ ImageFile::addImages (const ImageFile& rRHS, ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::subtractImage]"); return false; } - + if (isComplex() || rRHS.isComplex() && ! result.isComplex()) result.convertRealToComplex(); - + ImageFileArrayConst vLHS = getArray(); ImageFileArrayConst vLHSImag = getImaginaryArray(); ImageFileArrayConst vRHS = rRHS.getArray(); ImageFileArrayConst vRHSImag = rRHS.getImaginaryArray(); ImageFileArray vResult = result.getArray(); ImageFileArray vResultImag = result.getImaginaryArray(); - + for (unsigned int ix = 0; ix < m_nx; ix++) { for (unsigned int iy = 0; iy < m_ny; iy++) { vResult[ix][iy] = vLHS[ix][iy] + vRHS[ix][iy]; @@ -440,7 +440,7 @@ ImageFile::addImages (const ImageFile& rRHS, ImageFile& result) const } } } - + return true; } @@ -451,17 +451,17 @@ ImageFile::multiplyImages (const ImageFile& rRHS, ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::subtractImage]"); return false; } - + if (isComplex() || rRHS.isComplex() && ! result.isComplex()) result.convertRealToComplex(); - + ImageFileArrayConst vLHS = getArray(); ImageFileArrayConst vLHSImag = getImaginaryArray(); ImageFileArrayConst vRHS = rRHS.getArray(); ImageFileArrayConst vRHSImag = rRHS.getImaginaryArray(); ImageFileArray vResult = result.getArray(); ImageFileArray vResultImag = result.getImaginaryArray(); - + for (unsigned int ix = 0; ix < m_nx; ix++) { for (unsigned int iy = 0; iy < m_ny; iy++) { if (result.isComplex()) { @@ -480,8 +480,8 @@ ImageFile::multiplyImages (const ImageFile& rRHS, ImageFile& result) const vResult[ix][iy] = vLHS[ix][iy] * vRHS[ix][iy]; } } - - + + return true; } @@ -492,17 +492,17 @@ ImageFile::divideImages (const ImageFile& rRHS, ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::subtractImage]"); return false; } - + if (isComplex() || rRHS.isComplex() && ! result.isComplex()) result.convertRealToComplex(); - + ImageFileArrayConst vLHS = getArray(); ImageFileArrayConst vLHSImag = getImaginaryArray(); ImageFileArrayConst vRHS = rRHS.getArray(); ImageFileArrayConst vRHSImag = rRHS.getImaginaryArray(); ImageFileArray vResult = result.getArray(); ImageFileArray vResultImag = result.getImaginaryArray(); - + for (unsigned int ix = 0; ix < m_nx; ix++) { for (unsigned int iy = 0; iy < m_ny; iy++) { if (result.isComplex()) { @@ -525,7 +525,7 @@ ImageFile::divideImages (const ImageFile& rRHS, ImageFile& result) const } } } - + return true; } @@ -537,20 +537,20 @@ ImageFile::invertPixelValues (ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::invertPixelValues]"); return false; } - + if (isComplex() && ! result.isComplex()) result.convertRealToComplex(); - + ImageFileArrayConst vLHS = getArray(); ImageFileArray vResult = result.getArray(); - + for (unsigned int ix = 0; ix < m_nx; ix++) { ImageFileColumnConst in = vLHS[ix]; ImageFileColumn out = vResult[ix]; for (unsigned int iy = 0; iy < m_ny; iy++) *out++ = - *in++; } - + return true; } @@ -561,10 +561,10 @@ ImageFile::sqrt (ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::invertPixelValues]"); return false; } - + if (isComplex() && ! result.isComplex()) result.convertRealToComplex(); - + bool bComplexOutput = result.isComplex(); ImageFileArrayConst vLHS = getArray(); if (! bComplexOutput) // check if should convert to complex output @@ -575,11 +575,11 @@ ImageFile::sqrt (ImageFile& result) const bComplexOutput = true; break; } - + ImageFileArrayConst vLHSImag = getImaginaryArray(); ImageFileArray vResult = result.getArray(); ImageFileArray vResultImag = result.getImaginaryArray(); - + for (unsigned int ix = 0; ix < m_nx; ix++) { for (unsigned int iy = 0; iy < m_ny; iy++) { if (result.isComplex()) { @@ -594,8 +594,8 @@ ImageFile::sqrt (ImageFile& result) const vResult[ix][iy] = ::sqrt (vLHS[ix][iy]); } } - - + + return true; } @@ -606,15 +606,15 @@ ImageFile::log (ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::log]"); return false; } - + if (isComplex() && ! result.isComplex()) result.convertRealToComplex(); - + ImageFileArrayConst vLHS = getArray(); ImageFileArrayConst vLHSImag = getImaginaryArray(); ImageFileArray vResult = result.getArray(); ImageFileArray vResultImag = result.getImaginaryArray(); - + for (unsigned int ix = 0; ix < m_nx; ix++) { for (unsigned int iy = 0; iy < m_ny; iy++) { if (result.isComplex()) { @@ -633,8 +633,8 @@ ImageFile::log (ImageFile& result) const } } } - - + + return true; } @@ -645,15 +645,15 @@ ImageFile::exp (ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::invertPixelValues]"); return false; } - + if (isComplex() && ! result.isComplex()) result.convertRealToComplex(); - + ImageFileArrayConst vLHS = getArray(); ImageFileArrayConst vLHSImag = getImaginaryArray(); ImageFileArray vResult = result.getArray(); ImageFileArray vResultImag = result.getImaginaryArray(); - + for (unsigned int ix = 0; ix < m_nx; ix++) { for (unsigned int iy = 0; iy < m_ny; iy++) { if (result.isComplex()) { @@ -668,8 +668,8 @@ ImageFile::exp (ImageFile& result) const vResult[ix][iy] = ::exp (vLHS[ix][iy]); } } - - + + return true; } @@ -680,18 +680,18 @@ ImageFile::scaleImage (ImageFile& result) const unsigned int ny = m_ny; unsigned int newNX = result.nx(); unsigned int newNY = result.ny(); - + double dXScale = static_cast(newNX) / static_cast(nx); double dYScale = static_cast(newNY) / static_cast(ny); - + if (isComplex() && ! result.isComplex()) result.convertRealToComplex(); - + ImageFileArrayConst vReal = getArray(); ImageFileArrayConst vImag = getImaginaryArray(); ImageFileArray vResult = result.getArray(); ImageFileArray vResultImag = result.getImaginaryArray(); - + BilinearInterpolator realInterp (vReal, nx, ny); BilinearInterpolator imagInterp (vImag, nx, ny); @@ -719,17 +719,17 @@ ImageFile::fft (ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::invertPixelValues]"); return false; } - + if (result.dataType() == Array2dFile::DATA_TYPE_REAL) { if (! result.convertRealToComplex ()) return false; } - + fftw_complex* in = static_cast (fftw_malloc (sizeof(fftw_complex) * m_nx * m_ny)); - + ImageFileArrayConst vReal = getArray(); ImageFileArrayConst vImag = getImaginaryArray(); - + unsigned int ix, iy; unsigned int iArray = 0; for (ix = 0; ix < m_nx; ix++) { @@ -742,10 +742,10 @@ ImageFile::fft (ImageFile& result) const iArray++; } } - - fftw_plan plan = fftw_plan_dft_2d (m_nx, m_ny, in, in, FFTW_FORWARD, FFTW_ESTIMATE); + + fftw_plan plan = fftw_plan_dft_2d (m_nx, m_ny, in, in, FFTW_FORWARD, FFTW_ESTIMATE); fftw_execute (plan); - + ImageFileArray vRealResult = result.getArray(); ImageFileArray vImagResult = result.getImaginaryArray(); iArray = 0; @@ -759,9 +759,9 @@ ImageFile::fft (ImageFile& result) const } fftw_free(in); fftw_destroy_plan (plan); - + Fourier::shuffleFourierToNaturalOrder (result); - + return true; } @@ -773,12 +773,12 @@ ImageFile::ifft (ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::invertPixelValues]"); return false; } - + if (result.dataType() == Array2dFile::DATA_TYPE_REAL) { if (! result.convertRealToComplex ()) return false; } - + ImageFileArrayConst vReal = getArray(); ImageFileArrayConst vImag = getImaginaryArray(); ImageFileArray vRealResult = result.getArray(); @@ -787,17 +787,17 @@ ImageFile::ifft (ImageFile& result) const for (ix = 0; ix < m_nx; ix++) { for (iy = 0; iy < m_ny; iy++) { vRealResult[ix][iy] = vReal[ix][iy]; - if (isComplex()) + if (isComplex()) vImagResult[ix][iy] = vImag[ix][iy]; else vImagResult[ix][iy] = 0; } } - + Fourier::shuffleNaturalToFourierOrder (result); - + fftw_complex* in = static_cast(fftw_malloc(sizeof(fftw_complex) * m_nx * m_ny)); - + unsigned int iArray = 0; for (ix = 0; ix < m_nx; ix++) { for (iy = 0; iy < m_ny; iy++) { @@ -806,11 +806,11 @@ ImageFile::ifft (ImageFile& result) const iArray++; } } - + fftw_plan plan = fftw_plan_dft_2d (m_nx, m_ny, in, in, FFTW_BACKWARD, FFTW_ESTIMATE); - + fftw_execute (plan); - + iArray = 0; for (ix = 0; ix < m_nx; ix++) { for (iy = 0; iy < m_ny; iy++) { @@ -821,7 +821,7 @@ ImageFile::ifft (ImageFile& result) const } fftw_destroy_plan (plan); fftw_free(in); - + return true; } @@ -832,19 +832,19 @@ ImageFile::fftRows (ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::fftRows]"); return false; } - + if (result.dataType() == Array2dFile::DATA_TYPE_REAL) { if (! result.convertRealToComplex ()) return false; } - + ImageFileArrayConst vReal = getArray(); ImageFileArrayConst vImag = getImaginaryArray(); - + fftw_complex* in = static_cast(fftw_malloc(sizeof(fftw_complex) * m_nx)); fftw_plan plan = fftw_plan_dft_1d (m_nx, in, in, FFTW_FORWARD, FFTW_ESTIMATE); - std::complex* pcRow = new std::complex [m_nx]; + std::complex* pcRow = new std::complex [m_nx]; for (unsigned int iy = 0; iy < m_ny; iy++) { unsigned int ix; for (ix = 0; ix < m_nx; ix++) { @@ -854,12 +854,12 @@ ImageFile::fftRows (ImageFile& result) const else in[ix][1] = 0; } - + fftw_execute (plan); - + for (ix = 0; ix < m_nx; ix++) pcRow[ix] = std::complex(in[ix][0], in[ix][1]); - + Fourier::shuffleFourierToNaturalOrder (pcRow, m_nx); for (ix = 0; ix < m_nx; ix++) { vReal[ix][iy] = pcRow[ix].real() / m_nx; @@ -867,12 +867,12 @@ ImageFile::fftRows (ImageFile& result) const } } delete [] pcRow; - + fftw_destroy_plan (plan); fftw_free(in); - + return true; -} +} bool ImageFile::ifftRows (ImageFile& result) const @@ -881,19 +881,19 @@ ImageFile::ifftRows (ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::fftRows]"); return false; } - + if (result.dataType() == Array2dFile::DATA_TYPE_REAL) { if (! result.convertRealToComplex ()) return false; } - + ImageFileArrayConst vReal = getArray(); ImageFileArrayConst vImag = getImaginaryArray(); - + fftw_complex* in = static_cast(fftw_malloc(sizeof(fftw_complex) * m_nx)); fftw_plan plan = fftw_plan_dft_1d (m_nx, in, in, FFTW_BACKWARD, FFTW_ESTIMATE); std::complex* pcRow = new std::complex [m_nx]; - + unsigned int ix, iy; // unsigned int iArray = 0; for (iy = 0; iy < m_ny; iy++) { @@ -903,26 +903,26 @@ ImageFile::ifftRows (ImageFile& result) const dImag = vImag[ix][iy]; pcRow[ix] = std::complex (vReal[ix][iy], dImag); } - + Fourier::shuffleNaturalToFourierOrder (pcRow, m_nx); - + for (ix = 0; ix < m_nx; ix++) { in[ix][0] = pcRow[ix].real(); in[ix][1] = pcRow[ix].imag(); } - + fftw_execute (plan); - + for (ix = 0; ix < m_nx; ix++) { vReal[ix][iy] = in[ix][0]; vImag[ix][iy] = in[ix][1]; } } delete [] pcRow; - + fftw_destroy_plan (plan); fftw_free(in); - + return true; } @@ -933,19 +933,19 @@ ImageFile::fftCols (ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::fftRows]"); return false; } - + if (result.dataType() == Array2dFile::DATA_TYPE_REAL) { if (! result.convertRealToComplex ()) return false; } - + ImageFileArrayConst vReal = getArray(); ImageFileArrayConst vImag = getImaginaryArray(); - + fftw_complex* in = static_cast(fftw_malloc(sizeof(fftw_complex) * m_ny)); fftw_plan plan = fftw_plan_dft_1d (m_ny, in, in, FFTW_FORWARD, FFTW_ESTIMATE); - std::complex* pcCol = new std::complex [m_ny]; + std::complex* pcCol = new std::complex [m_ny]; for (unsigned int ix = 0; ix < m_nx; ix++) { unsigned int iy; for (iy = 0; iy < m_ny; iy++) { @@ -955,12 +955,12 @@ ImageFile::fftCols (ImageFile& result) const else in[iy][1] = 0; } - + fftw_execute (plan); - + for (iy = 0; iy < m_ny; iy++) pcCol[iy] = std::complex(in[iy][0], in[iy][1]); - + Fourier::shuffleFourierToNaturalOrder (pcCol, m_ny); for (iy = 0; iy < m_ny; iy++) { vReal[ix][iy] = pcCol[iy].real() / m_ny; @@ -968,10 +968,10 @@ ImageFile::fftCols (ImageFile& result) const } } delete [] pcCol; - + fftw_destroy_plan (plan); fftw_free(in); - + return true; } @@ -982,19 +982,19 @@ ImageFile::ifftCols (ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::fftRows]"); return false; } - + if (result.dataType() == Array2dFile::DATA_TYPE_REAL) { if (! result.convertRealToComplex ()) return false; } - + ImageFileArrayConst vReal = getArray(); ImageFileArrayConst vImag = getImaginaryArray(); - + fftw_complex* in = static_cast(fftw_malloc(sizeof(fftw_complex) * m_ny)); fftw_plan plan = fftw_plan_dft_1d (m_ny, in, in, FFTW_BACKWARD, FFTW_ESTIMATE); std::complex* pcCol = new std::complex [m_ny]; - + unsigned int ix, iy; // unsigned int iArray = 0; for (ix = 0; ix < m_nx; ix++) { @@ -1004,26 +1004,26 @@ ImageFile::ifftCols (ImageFile& result) const dImag = vImag[ix][iy]; pcCol[iy] = std::complex (vReal[ix][iy], dImag); } - + Fourier::shuffleNaturalToFourierOrder (pcCol, m_ny); - + for (iy = 0; iy < m_ny; iy++) { in[iy][0] = pcCol[iy].real(); in[iy][1] = pcCol[iy].imag(); } - + fftw_execute (plan); - + for (iy = 0; iy < m_ny; iy++) { vReal[ix][iy] = in[iy][0]; vImag[ix][iy] = in[iy][1]; } } delete [] pcCol; - + fftw_destroy_plan (plan); fftw_free(in); - + return true; } @@ -1038,23 +1038,23 @@ ImageFile::fourier (ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::invertPixelValues]"); return false; } - + if (! result.isComplex()) if (! result.convertRealToComplex ()) return false; - + ImageFileArrayConst vLHS = getArray(); ImageFileArrayConst vLHSImag = getImaginaryArray(); ImageFileArray vRealResult = result.getArray(); ImageFileArray vImagResult = result.getImaginaryArray(); - + unsigned int ix, iy; - + // alloc output matrix CTSimComplex** complexOut = new CTSimComplex* [m_nx]; for (ix = 0; ix < m_nx; ix++) complexOut[ix] = new CTSimComplex [m_ny]; - + // fourier each x column CTSimComplex* pY = new CTSimComplex [m_ny]; for (ix = 0; ix < m_nx; ix++) { @@ -1063,11 +1063,11 @@ ImageFile::fourier (ImageFile& result) const if (isComplex()) dImag = vLHSImag[ix][iy]; pY[iy] = std::complex(vLHS[ix][iy], dImag); - } + } ProcessSignal::finiteFourierTransform (pY, complexOut[ix], m_ny, ProcessSignal::FORWARD); } delete [] pY; - + // fourier each y row CTSimComplex* pX = new CTSimComplex [m_nx]; CTSimComplex* complexOutRow = new CTSimComplex [m_nx]; @@ -1080,20 +1080,20 @@ ImageFile::fourier (ImageFile& result) const } delete [] pX; delete [] complexOutRow; - + for (ix = 0; ix < m_nx; ix++) for (iy = 0; iy < m_ny; iy++) { vRealResult[ix][iy] = complexOut[ix][iy].real(); vImagResult[ix][iy] = complexOut[ix][iy].imag(); } - + Fourier::shuffleFourierToNaturalOrder (result); - + // delete complexOut matrix for (ix = 0; ix < m_nx; ix++) delete [] complexOut[ix]; delete [] complexOut; - + return true; } @@ -1104,23 +1104,23 @@ ImageFile::inverseFourier (ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::invertPixelValues]"); return false; } - + if (result.dataType() == Array2dFile::DATA_TYPE_REAL) { if (! result.convertRealToComplex ()) return false; } - + ImageFileArrayConst vLHSReal = getArray(); ImageFileArrayConst vLHSImag = getImaginaryArray(); ImageFileArray vRealResult = result.getArray(); ImageFileArray vImagResult = result.getImaginaryArray(); - + unsigned int ix, iy; // alloc 2d complex output matrix CTSimComplex** complexOut = new CTSimComplex* [m_nx]; for (ix = 0; ix < m_nx; ix++) complexOut[ix] = new CTSimComplex [m_ny]; - + // put input image into result for (ix = 0; ix < m_nx; ix++) for (iy = 0; iy < m_ny; iy++) { @@ -1130,9 +1130,9 @@ ImageFile::inverseFourier (ImageFile& result) const else vImagResult[ix][iy] = 0; } - + Fourier::shuffleNaturalToFourierOrder (result); - + // ifourier each x column CTSimComplex* pCol = new CTSimComplex [m_ny]; for (ix = 0; ix < m_nx; ix++) { @@ -1142,7 +1142,7 @@ ImageFile::inverseFourier (ImageFile& result) const ProcessSignal::finiteFourierTransform (pCol, complexOut[ix], m_ny, ProcessSignal::BACKWARD); } delete [] pCol; - + // ifourier each y row CTSimComplex* complexInRow = new CTSimComplex [m_nx]; CTSimComplex* complexOutRow = new CTSimComplex [m_nx]; @@ -1155,18 +1155,18 @@ ImageFile::inverseFourier (ImageFile& result) const } delete [] complexInRow; delete [] complexOutRow; - + for (ix = 0; ix < m_nx; ix++) for (iy = 0; iy < m_ny; iy++) { vRealResult[ix][iy] = complexOut[ix][iy].real(); vImagResult[ix][iy] = complexOut[ix][iy].imag(); } - + // delete complexOut matrix for (ix = 0; ix < m_nx; ix++) delete [] complexOut[ix]; delete [] complexOut; - + return true; } @@ -1178,22 +1178,22 @@ ImageFile::magnitude (ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::invertPixelValues]"); return false; } - + ImageFileArray vReal = getArray(); ImageFileArray vImag = getImaginaryArray(); ImageFileArray vRealResult = result.getArray(); - + for (unsigned int ix = 0; ix < m_nx; ix++) for (unsigned int iy = 0; iy < m_ny; iy++) { - if (isComplex()) + if (isComplex()) vRealResult[ix][iy] = ::sqrt (vReal[ix][iy] * vReal[ix][iy] + vImag[ix][iy] * vImag[ix][iy]); else vRealResult[ix][iy] = ::fabs(vReal[ix][iy]); } - + if (result.isComplex()) result.reallocComplexToReal(); - + return true; } @@ -1204,11 +1204,11 @@ ImageFile::phase (ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::invertPixelValues]"); return false; } - + ImageFileArray vReal = getArray(); ImageFileArray vImag = getImaginaryArray(); ImageFileArray vRealResult = result.getArray(); - + for (unsigned int ix = 0; ix < m_nx; ix++) { for (unsigned int iy = 0; iy < m_ny; iy++) { if (isComplex()) @@ -1219,7 +1219,7 @@ ImageFile::phase (ImageFile& result) const } if (result.isComplex()) result.reallocComplexToReal(); - + return true; } @@ -1230,10 +1230,10 @@ ImageFile::real (ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::invertPixelValues]"); return false; } - + ImageFileArray vReal = getArray(); ImageFileArray vRealResult = result.getArray(); - + for (unsigned int ix = 0; ix < m_nx; ix++) { for (unsigned int iy = 0; iy < m_ny; iy++) { vRealResult[ix][iy] = vReal[ix][iy]; @@ -1242,7 +1242,7 @@ ImageFile::real (ImageFile& result) const if (result.isComplex()) result.reallocComplexToReal(); - + return true; } @@ -1253,10 +1253,10 @@ ImageFile::imaginary (ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::invertPixelValues]"); return false; } - + ImageFileArray vImag = getArray(); ImageFileArray vRealResult = result.getArray(); - + for (unsigned int ix = 0; ix < m_nx; ix++) { for (unsigned int iy = 0; iy < m_ny; iy++) { if (isComplex()) @@ -1268,7 +1268,7 @@ ImageFile::imaginary (ImageFile& result) const if (result.isComplex()) result.reallocComplexToReal(); - + return true; } @@ -1279,15 +1279,15 @@ ImageFile::square (ImageFile& result) const sys_error (ERR_WARNING, "Difference sizes of images [ImageFile::invertPixelValues]"); return false; } - + if (isComplex() && ! result.isComplex()) result.convertRealToComplex(); - + ImageFileArrayConst vLHS = getArray(); ImageFileArrayConst vLHSImag = getImaginaryArray(); ImageFileArray vResult = result.getArray(); ImageFileArray vResultImag = result.getImaginaryArray(); - + for (unsigned int ix = 0; ix < m_nx; ix++) { for (unsigned int iy = 0; iy < m_ny; iy++) { if (result.isComplex()) { @@ -1302,7 +1302,7 @@ ImageFile::square (ImageFile& result) const vResult[ix][iy] = vLHS[ix][iy] * vLHS[ix][iy]; } } - + return true; } @@ -1310,13 +1310,13 @@ int ImageFile::convertExportFormatNameToID (const char* const formatName) { int formatID = EXPORT_FORMAT_INVALID; - + for (int i = 0; i < s_iExportFormatCount; i++) if (strcasecmp (formatName, s_aszExportFormatName[i]) == 0) { formatID = i; break; } - + return (formatID); } @@ -1324,10 +1324,10 @@ const char* ImageFile::convertExportFormatIDToName (int formatID) { static const char *formatName = ""; - + if (formatID >= 0 && formatID < s_iExportFormatCount) return (s_aszExportFormatName[formatID]); - + return (formatName); } @@ -1335,10 +1335,10 @@ const char* ImageFile::convertExportFormatIDToTitle (const int formatID) { static const char *formatTitle = ""; - + if (formatID >= 0 && formatID < s_iExportFormatCount) return (s_aszExportFormatTitle[formatID]); - + return (formatTitle); } @@ -1346,13 +1346,13 @@ int ImageFile::convertImportFormatNameToID (const char* const formatName) { int formatID = IMPORT_FORMAT_INVALID; - + for (int i = 0; i < s_iImportFormatCount; i++) if (strcasecmp (formatName, s_aszImportFormatName[i]) == 0) { formatID = i; break; } - + return (formatID); } @@ -1360,10 +1360,10 @@ const char* ImageFile::convertImportFormatIDToName (int formatID) { static const char *formatName = ""; - + if (formatID >= 0 && formatID < s_iImportFormatCount) return (s_aszImportFormatName[formatID]); - + return (formatName); } @@ -1371,10 +1371,10 @@ const char* ImageFile::convertImportFormatIDToTitle (const int formatID) { static const char *formatTitle = ""; - + if (formatID >= 0 && formatID < s_iImportFormatCount) return (s_aszImportFormatTitle[formatID]); - + return (formatTitle); } @@ -1382,14 +1382,14 @@ bool ImageFile::importImage (const char* const pszFormat, const char* const pszFilename) { int iFormatID = convertImportFormatNameToID (pszFormat); - + if (iFormatID == IMPORT_FORMAT_PPM) return readImagePPM (pszFilename); #ifdef HAVE_PNG else if (iFormatID == IMPORT_FORMAT_PNG) return readImagePNG (pszFilename); #endif - + sys_error (ERR_SEVERE, "Invalid format %s [ImageFile::importImage]", pszFormat); return false; } @@ -1407,7 +1407,7 @@ ImageFile::skipSpacePPM (FILE* fp) else c = fgetc(fp); } - + ungetc (c, fp); } @@ -1432,9 +1432,9 @@ ImageFile::readImagePPM (const char* const pszFile) fclose(fp); return false; } - + int nRows, nCols, iMaxValue; - skipSpacePPM (fp); + skipSpacePPM (fp); if (fscanf (fp, "%d", &nCols) != 1) { fclose(fp); return false; @@ -1450,7 +1450,7 @@ ImageFile::readImagePPM (const char* const pszFile) return false; } setArraySize (nRows, nCols); - + if (cSignature == '5' || cSignature == '6') { // binary modes int c = fgetc(fp); if (c == 13) { @@ -1460,7 +1460,7 @@ ImageFile::readImagePPM (const char* const pszFile) } } else skipSpacePPM (fp); // ascii may have comments - + bool bMonochromeImage = false; double dMaxValue = iMaxValue; double dMaxValue3 = iMaxValue * 3; @@ -1526,7 +1526,7 @@ ImageFile::readImagePPM (const char* const pszFile) } } } - + fclose(fp); return true; } @@ -1536,7 +1536,7 @@ bool ImageFile::readImagePNG (const char* const pszFile) { FILE* fp = fopen(pszFile, "rb"); - if (!fp) + if (!fp) return false; unsigned char header[8]; fread (header, 1, 8, fp); @@ -1544,69 +1544,69 @@ ImageFile::readImagePNG (const char* const pszFile) fclose (fp); return false; } - + png_structp png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, NULL, NULL); if (!png_ptr) { fclose(fp); return false; } - + png_infop info_ptr = png_create_info_struct(png_ptr); if (!info_ptr) { png_destroy_read_struct(&png_ptr, (png_infopp)NULL, (png_infopp)NULL); fclose(fp); return false; } - + png_infop end_info = png_create_info_struct(png_ptr); if (!end_info) { png_destroy_read_struct(&png_ptr, &info_ptr, (png_infopp)NULL); fclose(fp); return false; } - + if (setjmp(png_ptr->jmpbuf)) { png_destroy_read_struct(&png_ptr, &info_ptr, &end_info); fclose(fp); return false; } - + png_init_io(png_ptr, fp); png_set_sig_bytes(png_ptr, 8); png_read_info(png_ptr, info_ptr); - + int width = png_get_image_width (png_ptr, info_ptr); int height = png_get_image_height (png_ptr, info_ptr); int bit_depth = png_get_bit_depth (png_ptr, info_ptr); int color_type = png_get_color_type (png_ptr, info_ptr); - - if (color_type == PNG_COLOR_TYPE_PALETTE && bit_depth <= 8) + + if (color_type == PNG_COLOR_TYPE_PALETTE && bit_depth <= 8) png_set_expand(png_ptr); - - if (color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8) + + if (color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8) png_set_expand(png_ptr); - + if (bit_depth < 8) png_set_packing(png_ptr); - + if (color_type & PNG_COLOR_MASK_ALPHA) png_set_strip_alpha(png_ptr); - + if (bit_depth == 16) png_set_swap(png_ptr); // convert to little-endian format - + png_read_update_info(png_ptr, info_ptr); // update with transformations int rowbytes = png_get_rowbytes (png_ptr, info_ptr); bit_depth = png_get_bit_depth (png_ptr, info_ptr); color_type = png_get_color_type (png_ptr, info_ptr); - + png_bytep* row_pointers = new png_bytep [height]; int i; for (i = 0; i < height; i++) row_pointers[i] = new unsigned char [rowbytes]; - + png_read_image(png_ptr, row_pointers); - + setArraySize (width, height); ImageFileArray v = getArray(); for (int iy = 0; iy < height; iy++) { @@ -1619,7 +1619,7 @@ ImageFile::readImagePNG (const char* const pszFile) int iBase = ix * 2; dV = (row_pointers[iy][iBase] + (row_pointers[iy][iBase+1] << 8)) / 65536.; } else - dV = 0; + dV = 0; } else if (color_type == PNG_COLOR_TYPE_RGB) { if (bit_depth == 8) { int iBase = ix * 3; @@ -1628,19 +1628,19 @@ ImageFile::readImagePNG (const char* const pszFile) double dB = row_pointers[iy][iBase+2] / 255.; dV = colorToGrayscale (dR, dG, dB); } else - dV = 0; + dV = 0; } v[ix][height-iy-1] = dV; } } - + png_read_end(png_ptr, end_info); png_destroy_read_struct(&png_ptr, &info_ptr, &end_info); - + for (i = 0; i < height; i++) delete row_pointers[i]; delete row_pointers; - + fclose (fp); return true; } @@ -1650,7 +1650,7 @@ bool ImageFile::exportImage (const char* const pszFormat, const char* const pszFilename, int nxcell, int nycell, double densmin, double densmax) { int iFormatID = convertExportFormatNameToID (pszFormat); - + if (iFormatID == EXPORT_FORMAT_PGM) return writeImagePGM (pszFilename, nxcell, nycell, densmin, densmax); else if (iFormatID == EXPORT_FORMAT_PGMASCII) @@ -1667,15 +1667,15 @@ ImageFile::exportImage (const char* const pszFormat, const char* const pszFilena else if (iFormatID == EXPORT_FORMAT_DICOM) { DicomExporter dicomExport (this); bool bSuccess = dicomExport.writeFile (pszFilename); - if (! bSuccess) + if (! bSuccess) sys_error (ERR_SEVERE, dicomExport.failMessage().c_str()); return bSuccess; } #endif - else if (iFormatID == EXPORT_FORMAT_RAW) - return writeImageRaw(pszFilename, nxcell, nycell); - - + else if (iFormatID == EXPORT_FORMAT_RAW) + return writeImageRaw(pszFilename, nxcell, nycell); + + sys_error (ERR_SEVERE, "Invalid format %s [ImageFile::exportImage]", pszFormat); return false; } @@ -1688,16 +1688,16 @@ ImageFile::writeImagePGM (const char* const outfile, int nxcell, int nycell, dou int nx = m_nx; int ny = m_ny; ImageFileArray v = getArray(); - + unsigned char* rowp = new unsigned char [nx * nxcell]; - + if ((fp = fopen (outfile, "wb")) == NULL) return false; - + fprintf(fp, "P5\n"); fprintf(fp, "%d %d\n", nx, ny); fprintf(fp, "255\n"); - + for (int irow = ny - 1; irow >= 0; irow--) { for (int icol = 0; icol < nx; icol++) { int pos = icol * nxcell; @@ -1708,14 +1708,14 @@ ImageFile::writeImagePGM (const char* const outfile, int nxcell, int nycell, dou } } for (int ir = 0; ir < nycell; ir++) { - for (int ic = 0; ic < nx * nxcell; ic++) + for (int ic = 0; ic < nx * nxcell; ic++) fputc( rowp[ic], fp ); } } - + delete rowp; fclose(fp); - + return true; } @@ -1726,16 +1726,16 @@ ImageFile::writeImagePGMASCII (const char* const outfile, int nxcell, int nycell int nx = m_nx; int ny = m_ny; ImageFileArray v = getArray(); - + unsigned char* rowp = new unsigned char [nx * nxcell]; - + if ((fp = fopen (outfile, "wb")) == NULL) return false; - + fprintf(fp, "P2\n"); fprintf(fp, "%d %d\n", nx, ny); fprintf(fp, "255\n"); - + for (int irow = ny - 1; irow >= 0; irow--) { for (int icol = 0; icol < nx; icol++) { int pos = icol * nxcell; @@ -1746,15 +1746,15 @@ ImageFile::writeImagePGMASCII (const char* const outfile, int nxcell, int nycell } } for (int ir = 0; ir < nycell; ir++) { - for (int ic = 0; ic < nx * nxcell; ic++) + for (int ic = 0; ic < nx * nxcell; ic++) fprintf(fp, "%d ", rowp[ic]); fprintf(fp, "\n"); } } - + delete rowp; fclose(fp); - + return true; } @@ -1766,10 +1766,10 @@ ImageFile::writeImageText (const char* const outfile) int ny = m_ny; ImageFileArray v = getArray(); ImageFileArray vImag = getImaginaryArray(); - + if ((fp = fopen (outfile, "w")) == NULL) return false; - + for (int irow = ny - 1; irow >= 0; irow--) { for (int icol = 0; icol < nx; icol++) { if (isComplex()) { @@ -1782,9 +1782,9 @@ ImageFile::writeImageText (const char* const outfile) } fprintf(fp, "\n"); } - + fclose(fp); - + return true; } @@ -1797,44 +1797,44 @@ ImageFile::writeImagePNG (const char* const outfile, int bitdepth, int nxcell, i int nx = m_nx; int ny = m_ny; ImageFileArray v = getArray(); - + unsigned char* rowp = new unsigned char [nx * nxcell * (bitdepth / 8)]; - + FILE *fp = fopen (outfile, "wb"); if (! fp) return false; - + png_structp png_ptr = png_create_write_struct (PNG_LIBPNG_VER_STRING, NULL, NULL, NULL); if (! png_ptr) return false; - + png_infop info_ptr = png_create_info_struct (png_ptr); if (! info_ptr) { png_destroy_write_struct (&png_ptr, (png_infopp) NULL); fclose (fp); return false; } - + if (setjmp (png_ptr->jmpbuf)) { png_destroy_write_struct (&png_ptr, &info_ptr); fclose (fp); return false; } - + png_init_io(png_ptr, fp); - + png_set_IHDR (png_ptr, info_ptr, nx * nxcell, ny * nycell, bitdepth, PNG_COLOR_TYPE_GRAY, PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT); - + png_write_info(png_ptr, info_ptr); for (int irow = ny - 1; irow >= 0; irow--) { png_bytep row_pointer = rowp; - + for (int icol = 0; icol < nx; icol++) { int pos = icol * nxcell; double dens = (v[icol][irow] - densmin) / (densmax - densmin); dens = clamp (dens, 0., 1.); unsigned int outval = static_cast (dens * max_out_level); - + for (int p = pos; p < pos + nxcell; p++) { if (bitdepth == 8) rowp[p] = outval; @@ -1848,13 +1848,13 @@ ImageFile::writeImagePNG (const char* const outfile, int bitdepth, int nxcell, i for (int ir = 0; ir < nycell; ir++) png_write_rows (png_ptr, &row_pointer, 1); } - + png_write_end (png_ptr, info_ptr); png_destroy_write_struct (&png_ptr, &info_ptr); delete rowp; - + fclose(fp); - + return true; } #endif @@ -1870,13 +1870,13 @@ ImageFile::writeImageGIF (const char* const outfile, int nxcell, int nycell, dou int nx = m_nx; int ny = m_ny; ImageFileArray v = getArray(); - + unsigned char* rowp = new unsigned char [nx * nxcell]; - + gdImagePtr gif = gdImageCreate(nx * nxcell, ny * nycell); for (int i = 0; i < N_GRAYSCALE; i++) gs_indices[i] = gdImageColorAllocate(gif, i, i, i); - + int lastrow = ny * nycell - 1; for (int irow = 0; irow < ny; irow++) { int rpos = irow * nycell; @@ -1892,7 +1892,7 @@ ImageFile::writeImageGIF (const char* const outfile, int nxcell, int nycell, dou } } } - + FILE *out; if ((out = fopen (outfile,"w")) == NULL) { sys_error(ERR_SEVERE, "Error opening output file %s for writing", outfile); @@ -1901,9 +1901,9 @@ ImageFile::writeImageGIF (const char* const outfile, int nxcell, int nycell, dou gdImageGif(gif,out); fclose(out); gdImageDestroy(gif); - + delete rowp; - + return true; } #endif @@ -1915,17 +1915,17 @@ ImageFile::writeImageRaw (const char* const outfile, int nxcell, int nycell) int nx = m_nx; int ny = m_ny; ImageFileArray v = getArray(); - + if ((fp = fopen (outfile, "wb")) == NULL) return false; - + for (int irow = ny - 1; irow >= 0; irow--) { for (int icol = 0; icol < nx; icol++) { float dens = v[icol][irow]; fwrite(&dens, sizeof(float), 1, fp); } } - + fclose(fp); return true; }