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gmic.cpp
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gmic.cpp
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/*
#
# File : gmic.cpp
# ( C++ source file )
#
# Description : GREYC's Magic for Image Computing - G'MIC core
# ( https://gmic.eu )
#
# Copyright : David Tschumperlé
# ( https://tschumperle.users.greyc.fr/ )
#
# Licenses : This file is 'dual-licensed', you have to choose one
# of the two licenses below to apply.
#
# CeCILL-C
# The CeCILL-C license is close to the GNU LGPL.
# ( http://cecill.info/licences/Licence_CeCILL-C_V1-en.html )
#
# or CeCILL v2.1
# The CeCILL license is compatible with the GNU GPL.
# ( http://cecill.info/licences/Licence_CeCILL_V2.1-en.html )
#
# This software is governed either by the CeCILL or the CeCILL-C license
# under French law and abiding by the rules of distribution of free software.
# You can use, modify and or redistribute the software under the terms of
# the CeCILL or CeCILL-C licenses as circulated by CEA, CNRS and INRIA
# at the following URL: "http://cecill.info".
#
# As a counterpart to the access to the source code and rights to copy,
# modify and redistribute granted by the license, users are provided only
# with a limited warranty and the software's author, the holder of the
# economic rights, and the successive licensors have only limited
# liability.
#
# In this respect, the user's attention is drawn to the risks associated
# with loading, using, modifying and/or developing or reproducing the
# software by the user in light of its specific status of free software,
# that may mean that it is complicated to manipulate, and that also
# therefore means that it is reserved for developers and experienced
# professionals having in-depth computer knowledge. Users are therefore
# encouraged to load and test the software's suitability as regards their
# requirements in conditions enabling the security of their systems and/or
# data to be ensured and, more generally, to use and operate it in the
# same conditions as regards security.
#
# The fact that you are presently reading this means that you have had
# knowledge of the CeCILL and CeCILL-C licenses and that you accept its terms.
#
*/
// Add G'MIC-specific methods to the CImg<T> class of the CImg library.
//----------------------------------------------------------------------
#if defined(cimg_plugin)
template<typename t>
static CImg<T> copy_rounded(const CImg<t>& img) {
if (!cimg::type<t>::is_float() || cimg::type<T>::is_float()) return img;
CImg<T> res(img._width,img._height,img._depth,img._spectrum);
const t *ptrs = img._data;
cimg_for(res,ptrd,T) *ptrd = (T)cimg::round(*(ptrs++));
return res;
}
static CImg<T> copy_rounded(const CImg<T>& img) {
return CImg<T>(img,true);
}
static const char *storage_type(const CImgList<T>& images, const bool allow_bool) {
T im = cimg::type<T>::max(), iM = cimg::type<T>::min();
bool is_int = true;
for (unsigned int l = 0; l<images.size() && is_int; ++l) {
cimg_for(images[l],p,T) {
const T val = *p;
if (!(val==(T)(int)val)) { is_int = false; break; }
if (val<im) im = val;
if (val>iM) iM = val;
}
}
if (is_int) {
if (allow_bool && im==0 && iM==1) return "bool";
else if (im>=0) {
if (iM<(1U<<8)) return "uchar";
else if (iM<(1U<<16)) return "ushort";
else if (iM<((cimg_uint64)1<<32)) return "uint";
} else {
if (im>=-(1<<7) && iM<(1<<7)) return "char";
else if (im>=-(1<<15) && iM<(1<<15)) return "short";
else if (im>=-((cimg_int64)1<<31) && iM<((cimg_int64)1<<31)) return "int";
}
}
return pixel_type();
}
static CImg<T> append_CImg3d(const CImgList<T>& images) {
if (!images) return CImg<T>();
if (images.size()==1) return +images[0];
CImg<charT> error_message(1024);
unsigned int g_nbv = 0, g_nbp = 0;
ulongT siz = 0;
cimglist_for(images,l) {
const CImg<T>& img = images[l];
if (!img.is_CImg3d(false,error_message))
throw CImgArgumentException("append_CImg3d(): image [%d] (%u,%u,%u,%u,%p) "
"is not a CImg3d (%s).",
l,img._width,img._height,img._depth,img._spectrum,img._data,
error_message.data());
siz+=img.size() - 8;
g_nbv+=cimg::float2uint((float)img[6]);
g_nbp+=cimg::float2uint((float)img[7]);
}
CImg<T> res(1,siz + 8);
const T **const ptrs = new const T*[images.size()];
T *ptrd = res._data;
*(ptrd++) = (T)('C' + 0.5f); *(ptrd++) = (T)('I' + 0.5f); // Create object header
*(ptrd++) = (T)('m' + 0.5f); *(ptrd++) = (T)('g' + 0.5f);
*(ptrd++) = (T)('3' + 0.5f); *(ptrd++) = (T)('d' + 0.5f);
*(ptrd++) = (T)cimg::uint2float(g_nbv);
*(ptrd++) = (T)cimg::uint2float(g_nbp);
cimglist_for(images,l) { // Merge object points
const CImg<T>& img = images[l];
const unsigned int nbv = cimg::float2uint((float)img[6]);
std::memcpy(ptrd,img._data + 8,3*nbv*sizeof(T));
ptrd+=3*nbv;
ptrs[l] = img._data + 8 + 3*nbv;
}
ulongT poff = 0;
cimglist_for(images,l) { // Merge object primitives
const unsigned int
nbv = cimg::float2uint((float)images[l][6]),
nbp = cimg::float2uint((float)images[l][7]);
for (unsigned int p = 0; p<nbp; ++p) {
const unsigned int
nbi = cimg::float2uint((float)*(ptrs[l]++)),
_nbi = nbi<5?nbi:nbi==5?2:nbi/3;
*(ptrd++) = (T)cimg::uint2float(nbi);
for (unsigned int i = 0; i<_nbi; ++i) *(ptrd++) = (T)cimg::uint2float(cimg::float2uint(*(ptrs[l]++)) + poff);
for (unsigned int i = nbi - _nbi; i; --i) *(ptrd++) = *(ptrs[l]++);
}
poff+=nbv;
}
ulongT voff = 0;
cimglist_for(images,l) { // Merge object colors
const unsigned int nbc = cimg::float2uint((float)images[l][7]);
for (unsigned int c = 0; c<nbc; ++c)
if (*(ptrs[l])==(T)-128) {
*(ptrd++) = *(ptrs[l]++);
const unsigned int
w = (unsigned int)*(ptrs[l]++),
h = (unsigned int)*(ptrs[l]++),
s = (unsigned int)*(ptrs[l]++);
if (!h && !s) { *(ptrd++) = (T)(w + voff); *(ptrd++) = 0; *(ptrd++) = 0; }
else {
*(ptrd++) = (T)w; *(ptrd++) = (T)h; *(ptrd++) = (T)s;
const ulongT whs = (ulongT)w*h*s;
std::memcpy(ptrd,ptrs[l],whs*sizeof(T));
ptrs[l]+=whs; ptrd+=whs;
}
} else { *(ptrd++) = *(ptrs[l]++); *(ptrd++) = *(ptrs[l]++); *(ptrd++) = *(ptrs[l]++); }
voff+=nbc;
}
voff = 0;
cimglist_for(images,l) { // Merge object opacities
const unsigned int nbo = cimg::float2uint((float)images[l][7]);
for (unsigned int o = 0; o<nbo; ++o)
if (*(ptrs[l])==(T)-128) {
*(ptrd++) = *(ptrs[l]++);
const unsigned int
w = (unsigned int)*(ptrs[l]++),
h = (unsigned int)*(ptrs[l]++),
s = (unsigned int)*(ptrs[l]++);
if (!h && !s) { *(ptrd++) = (T)(w + voff); *(ptrd++) = 0; *(ptrd++) = 0; }
else {
*(ptrd++) = (T)w; *(ptrd++) = (T)h; *(ptrd++) = (T)s;
const ulongT whs = (ulongT)w*h*s;
std::memcpy(ptrd,ptrs[l],whs*sizeof(T));
ptrs[l]+=whs; ptrd+=whs;
}
} else *(ptrd++) = *(ptrs[l]++);
voff+=nbo;
}
delete[] ptrs;
return res;
}
CImg<T>& append_string_to(CImg<T>& img, T* &ptrd) const {
if (!_width) return img;
if (ptrd + _width>=img.end()) {
CImg<T> tmp(3*img._width/2 + _width + 1);
std::memcpy(tmp,img,img._width*sizeof(T));
ptrd = tmp._data + (ptrd - img._data);
tmp.move_to(img);
}
std::memcpy(ptrd,_data,_width*sizeof(T));
ptrd+=_width;
return img;
}
static CImg<T>& append_string_to(const char c, CImg<T>& img, T* &ptrd) {
if (ptrd + 1>=img.end()) {
CImg<T> tmp(3*img._width/2 + 2);
std::memcpy(tmp,img,img._width*sizeof(T));
ptrd = tmp._data + (ptrd - img._data);
tmp.move_to(img);
}
*(ptrd++) = c;
return img;
}
CImg<T>& color_CImg3d(const float R, const float G, const float B, const float opacity,
const bool set_RGB, const bool set_opacity) {
CImg<char> error_message(1024);
if (!is_CImg3d(false,error_message))
throw CImgInstanceException(_cimg_instance
"color_CImg3d(): image instance is not a CImg3d (%s).",
cimg_instance,error_message.data());
T *ptrd = data() + 6;
const unsigned int
nbv = cimg::float2uint((float)*(ptrd++)),
nbp = cimg::float2uint((float)*(ptrd++));
ptrd+=3*nbv;
for (unsigned int i = 0; i<nbp; ++i) { const unsigned int N = (unsigned int)*(ptrd++); ptrd+=N; }
for (unsigned int c = 0; c<nbp; ++c)
if (*ptrd==(T)-128) {
++ptrd;
const unsigned int
w = (unsigned int)*(ptrd++),
h = (unsigned int)*(ptrd++),
s = (unsigned int)*(ptrd++);
ptrd+=w*h*s;
} else if (set_RGB) { *(ptrd++) = (T)R; *(ptrd++) = (T)G; *(ptrd++) = (T)B; } else ptrd+=3;
if (set_opacity)
for (unsigned int o = 0; o<nbp; ++o) {
if (*ptrd==(T)-128) {
++ptrd;
const unsigned int
w = (unsigned int)*(ptrd++),
h = (unsigned int)*(ptrd++),
s = (unsigned int)*(ptrd++);
ptrd+=w*h*s;
} else *(ptrd++) = (T)opacity;
}
return *this;
}
CImg<T> get_color_CImg3d(const float R, const float G, const float B,
const float opacity, const bool set_RGB, const bool set_opacity) const {
return (+*this).color_CImg3d(R,G,B,opacity,set_RGB,set_opacity);
}
CImg<T>& copymark() {
return get_copymark().move_to(*this);
}
CImg<T> get_copymark() const {
if (is_empty() || !*_data) return CImg<T>::string("_c1");
const char *pe = _data + _width - 1, *ext = cimg::split_filename(_data);
if (*ext) pe = --ext;
unsigned int num = 0, fact = 1, baselength = _width;
if (pe>_data+2) { // Try to find ending number if any
const char *npe = pe - 1;
while (npe>_data && *npe>='0' && *npe<='9') { num+=fact*(*(npe--) - '0'); fact*=10; }
if (npe>_data && npe!=pe - 1 && *(npe-1)=='_' && *npe=='c' && npe[1]!='0') {
pe = npe - 1;
baselength = pe + _width - ext;
}
else num = 0;
}
++num;
const unsigned int ndigits = (unsigned int)std::max(1.,std::ceil(std::log10(num + 1.)));
CImg<T> res(baselength + ndigits + 2);
std::memcpy(res,_data,pe - _data);
std::sprintf(res._data + (pe - _data),"_c%u%s",num,ext);
return res;
}
CImg<T> get_draw_ellipse(const int x, const int y, const float r0, const float r1,
const float angle, const T *const col, const float opacity) const {
return (+*this).draw_ellipse(x,y,r0,r1,angle,col,opacity);
}
CImg<T> get_draw_ellipse(const int x, const int y, const float r0, const float r1,
const float angle, const T *const col, const float opacity,
const unsigned int pattern) const {
return (+*this).draw_ellipse(x,y,r0,r1,angle,col,opacity,pattern);
}
CImg<T> get_draw_fill(const int x, const int y, const int z,
const T *const col, const float opacity,
const float tolerance, const bool is_high_connectivity) const {
return (+*this).draw_fill(x,y,z,col,opacity,tolerance,is_high_connectivity);
}
template<typename t, typename tc>
CImg<T> get_draw_graph(const CImg<t>& data,
const tc *const color, const float opacity,
const unsigned int plot_type, const int vertex_type,
const double ymin, const double ymax,
const unsigned int pattern) const {
return (+*this).draw_graph(data,color,opacity,plot_type,vertex_type,ymin,ymax,pattern);
}
template<typename t, typename tc>
CImg<T> gmic_draw_graph(const CImg<t>& data,
const tc *const color, const float opacity,
const unsigned int plot_type, const int vertex_type,
const double ymin, const double ymax,
const unsigned int pattern) {
double m = ymin, M = ymax;
if (ymin==ymax) m = (double)data.max_min(M);
if (m==M) { --m; ++M; }
cimg_forC(data,c)
draw_graph(data.get_shared_channel(c),
color,opacity,plot_type,vertex_type,m,M,pattern);
return *this;
}
template<typename t, typename tc>
CImg<T> get_gmic_draw_graph(const CImg<t>& data,
const tc *const color, const float opacity,
const unsigned int plot_type, const int vertex_type,
const double ymin, const double ymax,
const unsigned int pattern) const {
return (+*this).gmic_draw_graph(data,color,opacity,plot_type,vertex_type,ymin,ymax,pattern);
}
CImg<T>& gmic_draw_image(const float x, const float y, const float z, const float c,
const char sepx, const char sepy, const char sepz, const char sepc,
const CImg<T>& sprite, const CImg<T>& mask, const float opacity,
const float max_opacity_mask) {
const float
fx = sepx=='~'?x*(width() - sprite.width()):sepx=='%'?x*(width() - 1)/100:x,
fy = sepy=='~'?y*(height() - sprite.height()):sepy=='%'?y*(height() - 1)/100:y,
fz = sepz=='~'?y*(depth() - sprite.depth()):sepz=='%'?z*(depth() - 1)/100:z,
fc = sepc=='~'?c*(spectrum() - sprite.spectrum()):sepc=='%'?c*(spectrum() - 1)/100:c;
return draw_image((int)cimg::round(fx),(int)cimg::round(fy),
(int)cimg::round(fz),(int)cimg::round(fc),
sprite,mask,opacity,max_opacity_mask);
}
CImg<T> get_gmic_draw_image(const float x, const float y, const float z, const float c,
const char sepx, const char sepy, const char sepz, const char sepc,
const CImg<T>& sprite, const CImg<T>& mask, const float opacity,
const float max_opacity_mask) const {
return (+*this).gmic_draw_image(x,y,z,c,sepx,sepy,sepz,sepc,sprite,mask,opacity,max_opacity_mask);
}
CImg<T>& gmic_draw_image(const float x, const float y, const float z, const float c,
const char sepx, const char sepy, const char sepz, const char sepc,
const CImg<T>& sprite, const float opacity) {
const float
fx = sepx=='~'?x*(width() - sprite.width()):sepx=='%'?x*(width() - 1)/100:x,
fy = sepy=='~'?y*(height() - sprite.height()):sepy=='%'?y*(height() - 1)/100:y,
fz = sepz=='~'?y*(depth() - sprite.depth()):sepz=='%'?z*(depth() - 1)/100:z,
fc = sepc=='~'?c*(spectrum() - sprite.spectrum()):sepc=='%'?c*(spectrum() - 1)/100:c;
return draw_image((int)cimg::round(fx),(int)cimg::round(fy),
(int)cimg::round(fz),(int)cimg::round(fc),
sprite,opacity);
}
CImg<T> get_gmic_draw_image(const float x, const float y, const float z, const float c,
const char sepx, const char sepy, const char sepz, const char sepc,
const CImg<T>& sprite, const float opacity) const {
return (+*this).gmic_draw_image(x,y,z,c,sepx,sepy,sepz,sepc,sprite,opacity);
}
CImg<T> get_draw_line(const int x0, const int y0, const int x1, const int y1, const T *const col,
const float opacity, const unsigned int pattern) const {
return (+*this).draw_line(x0,y0,x1,y1,col,opacity,pattern);
}
CImg<T> get_draw_mandelbrot(const CImg<T>& color_palette, const float opacity,
const double z0r, const double z0i, const double z1r, const double z1i,
const unsigned int itermax, const bool normalized_iteration,
const bool julia_set, const double paramr, const double parami) const {
return (+*this).draw_mandelbrot(color_palette,opacity,z0r,z0i,z1r,z1i,itermax,
normalized_iteration,julia_set,paramr,parami);
}
template<typename tp, typename tf, typename tc, typename to>
CImg<T> get_draw_object3d(const float x0, const float y0, const float z0,
const CImg<tp>& vertices, const CImgList<tf>& primitives,
const CImgList<tc>& colors, const CImgList<to>& opacities,
const unsigned int render_mode, const bool double_sided,
const float focale,
const float light_x, const float light_y,const float light_z,
const float specular_lightness, const float specular_shininess,
const float g_opacity, CImg<floatT>& zbuffer) const {
return (+*this).draw_object3d(x0,y0,z0,vertices,primitives,colors,opacities,render_mode,
double_sided,focale,light_x,light_y,light_z,specular_lightness,
specular_shininess,g_opacity,zbuffer);
}
CImg<T> get_draw_plasma(const float alpha, const float beta, const unsigned int scale) const {
return (+*this).draw_plasma(alpha,beta,scale);
}
CImg<T> get_draw_point(const int x, const int y, const int z, const T *const col,
const float opacity) const {
return (+*this).draw_point(x,y,z,col,opacity);
}
template<typename t>
CImg<T> get_draw_polygon(const CImg<t>& pts, const T *const col, const float opacity) const {
return (+*this).draw_polygon(pts,col,opacity);
}
template<typename t>
CImg<T> get_draw_polygon(const CImg<t>& pts, const T *const col, const float opacity,
const unsigned int pattern) const {
return (+*this).draw_polygon(pts,col,opacity,pattern);
}
CImg<T>& gmic_autocrop(const CImg<T>& color=CImg<T>::empty()) {
if (color.width()==1) autocrop(*color);
else autocrop(color);
return *this;
}
CImg<T> get_gmic_autocrop(const CImg<T>& color=CImg<T>::empty()) {
return (+*this).gmic_autocrop(color);
}
CImg<T>& gmic_blur(const float sigma_x, const float sigma_y, const float sigma_z, const float sigma_c,
const bool boundary_conditions, const bool is_gaussian) {
if (is_empty()) return *this;
if (is_gaussian) {
if (_width>1) vanvliet(sigma_x,0,'x',boundary_conditions);
if (_height>1) vanvliet(sigma_y,0,'y',boundary_conditions);
if (_depth>1) vanvliet(sigma_z,0,'z',boundary_conditions);
if (_spectrum>1) vanvliet(sigma_c,0,'c',boundary_conditions);
} else {
if (_width>1) deriche(sigma_x,0,'x',boundary_conditions);
if (_height>1) deriche(sigma_y,0,'y',boundary_conditions);
if (_depth>1) deriche(sigma_z,0,'z',boundary_conditions);
if (_spectrum>1) deriche(sigma_c,0,'c',boundary_conditions);
}
return *this;
}
CImg<Tfloat> get_gmic_blur(const float sigma_x, const float sigma_y, const float sigma_z, const float sigma_c,
const bool boundary_conditions, const bool is_gaussian) const {
return CImg<Tfloat>(*this,false).gmic_blur(sigma_x,sigma_y,sigma_z,sigma_c,boundary_conditions,is_gaussian);
}
CImg<T>& gmic_blur_box(const float sigma_x, const float sigma_y, const float sigma_z, const float sigma_c,
const unsigned int order, const bool boundary_conditions,
const unsigned int nb_iter) {
if (is_empty()) return *this;
if (_width>1) boxfilter(sigma_x,order,'x',boundary_conditions,nb_iter);
if (_height>1) boxfilter(sigma_y,order,'y',boundary_conditions,nb_iter);
if (_depth>1) boxfilter(sigma_z,order,'z',boundary_conditions,nb_iter);
if (_spectrum>1) boxfilter(sigma_c,order,'c',boundary_conditions,nb_iter);
return *this;
}
CImg<Tfloat> get_gmic_blur_box(const float sigma_x, const float sigma_y, const float sigma_z, const float sigma_c,
const unsigned int order, const bool boundary_conditions,
const unsigned int nb_iter) const {
return CImg<Tfloat>(*this,false).gmic_blur_box(sigma_x,sigma_y,sigma_z,sigma_c,order,boundary_conditions,nb_iter);
}
CImg<T>& gmic_blur_box(const float sigma, const unsigned int order, const bool boundary_conditions,
const unsigned int nb_iter) {
const float nsigma = sigma>=0?sigma:-sigma*cimg::max(_width,_height,_depth)/100;
return gmic_blur_box(nsigma,nsigma,nsigma,0,order,boundary_conditions,nb_iter);
}
CImg<Tfloat> get_gmic_blur_box(const float sigma, const unsigned int order, const bool boundary_conditions,
const unsigned int nb_iter) const {
return CImg<Tfloat>(*this,false).gmic_blur_box(sigma,order,boundary_conditions,nb_iter);
}
CImg<T>& gmic_discard(const char *const axes) {
for (const char *s = axes; *s; ++s) discard(*s);
return *this;
}
CImg<T> get_gmic_discard(const char *const axes) const {
return (+*this).gmic_discard(axes);
}
template<typename t>
CImg<T>& gmic_discard(const CImg<t>& values, const char *const axes) {
if (is_empty() || !values || !axes || !*axes) return *this;
for (const char *s = axes; *s; ++s) discard(values,*s);
return *this;
}
template<typename t>
CImg<T> get_gmic_discard(const CImg<t>& values, const char *const axes) const {
return (+*this).gmic_discard(values,axes);
}
CImg<T>& gmic_draw_text(const float x, const float y,
const char sepx, const char sepy,
const char *const text, const T *const col,
const int bg, const float opacity, const unsigned int siz,
const unsigned int nb_cols) {
float fx = 0, fy = 0;
if (is_empty()) {
const T one[] = { (T)1 };
fx = sepx=='%' || sepx=='~'?0:x;
fy = sepy=='%' || sepy=='~'?0:y;
draw_text((int)cimg::round(fx),(int)cimg::round(fy),"%s",one,0,opacity,siz,text).resize(-100,-100,1,nb_cols);
cimg_forC(*this,c) get_shared_channel(c)*=col[c];
return *this;
}
if (sepx=='~' || sepy=='~') {
const char one[] = { 1 };
CImg<ucharT> foo;
foo.draw_text(0,0,"%s",one,0,1,siz,text);
fx = sepx=='~'?x*(width() - foo.width()):sepx=='%'?x*(width() - 1)/100:x;
fy = sepy=='~'?y*(height() - foo.height()):sepy=='%'?y*(height() - 1)/100:y;
} else {
fx = sepx=='%'?x*(width() - 1)/100:x;
fy = sepy=='%'?y*(height() - 1)/100:y;
}
return draw_text((int)cimg::round(fx),(int)cimg::round(fy),"%s",col,bg,opacity,siz,text);
}
CImg<T> get_gmic_draw_text(const float x, const float y,
const char sepx, const char sepy,
const char *const text, const T *const col,
const int bg, const float opacity, const unsigned int siz,
const unsigned int nb_cols) const {
return (+*this).gmic_draw_text(x,y,sepx,sepy,text,col,bg,opacity,siz,nb_cols);
}
CImg<T>& gmic_invert_endianness(const char *const stype) {
#define _gmic_invert_endianness(value_type,svalue_type) \
if (!std::strcmp(stype,svalue_type)) \
if (pixel_type()==cimg::type<value_type>::string()) invert_endianness(); \
else CImg<value_type>(*this).invert_endianness().move_to(*this);
if (!std::strcmp(stype,"bool") ||
!std::strcmp(stype,"uchar") ||
!std::strcmp(stype,"unsigned char") ||
!std::strcmp(stype,"char")) return *this;
_gmic_invert_endianness(unsigned short,"ushort")
else _gmic_invert_endianness(unsigned short,"unsigned short")
else _gmic_invert_endianness(short,"short")
else _gmic_invert_endianness(unsigned int,"uint")
else _gmic_invert_endianness(unsigned int,"unsigned int")
else _gmic_invert_endianness(int,"int")
else _gmic_invert_endianness(uint64T,"uint64")
else _gmic_invert_endianness(uint64T,"unsigned int64")
else _gmic_invert_endianness(int64T,"int64")
else _gmic_invert_endianness(float,"float")
else _gmic_invert_endianness(double,"double")
else invert_endianness();
return *this;
}
CImg<T> get_gmic_invert_endianness(const char *const stype) const {
return (+*this).gmic_invert_endianness(stype);
}
CImg<T>& gmic_matchpatch(const CImg<T>& patch_image,
const unsigned int patch_width,
const unsigned int patch_height,
const unsigned int patch_depth,
const unsigned int nb_iterations,
const unsigned int nb_randoms,
const float patch_penalization,
const bool is_score,
const CImg<T> *const initialization) {
return get_gmic_matchpatch(patch_image,patch_width,patch_height,patch_depth,
nb_iterations,nb_randoms,patch_penalization,is_score,initialization).move_to(*this);
}
CImg<T> get_gmic_matchpatch(const CImg<T>& patch_image,
const unsigned int patch_width,
const unsigned int patch_height,
const unsigned int patch_depth,
const unsigned int nb_iterations,
const unsigned int nb_randoms,
const float patch_penalization,
const bool is_score,
const CImg<T> *const initialization) const {
CImg<floatT> score, res;
res = _matchpatch(patch_image,patch_width,patch_height,patch_depth,
nb_iterations,nb_randoms,patch_penalization,
initialization?*initialization:CImg<T>::const_empty(),
is_score,is_score?score:CImg<floatT>::empty());
const unsigned int s = res._spectrum;
if (score) res.resize(-100,-100,-100,s + 1,0).draw_image(0,0,0,s,score);
return res;
}
const CImg<T>& gmic_print(const char *const title, const bool is_debug,
const bool is_valid) const {
cimg::mutex(29);
CImg<doubleT> st;
if (is_valid && !is_empty()) get_stats().move_to(st);
const ulongT siz = size(), msiz = siz*sizeof(T), siz1 = siz - 1,
mdisp = msiz<8*1024?0U:msiz<8*1024*1024?1U:2U,
wh = _width*_height, whd = _width*_height*_depth,
w1 = _width - 1, wh1 = _width*_height - 1, whd1 = _width*_height*_depth - 1;
std::fprintf(cimg::output(),"%s%s%s%s:\n %ssize%s = (%u,%u,%u,%u) [%lu %s of %s%ss].\n %sdata%s = %s",
cimg::t_magenta,cimg::t_bold,title,cimg::t_normal,
cimg::t_bold,cimg::t_normal,_width,_height,_depth,_spectrum,
(unsigned long)(mdisp==0?msiz:(mdisp==1?(msiz>>10):(msiz>>20))),
mdisp==0?"b":(mdisp==1?"Kio":"Mio"),
_is_shared?"shared ":"",
pixel_type(),
cimg::t_bold,cimg::t_normal,
is_debug?"":"(");
if (is_debug) std::fprintf(cimg::output(),"%p = (",(void*)_data);
if (is_valid) {
if (is_empty()) std::fprintf(cimg::output(),") [%s].\n",
pixel_type());
else {
cimg_foroff(*this,off) {
std::fprintf(cimg::output(),cimg::type<T>::format_s(),cimg::type<T>::format(_data[off]));
if (off!=siz1) std::fprintf(cimg::output(),"%s",
off%whd==whd1?" ^ ":
off%wh==wh1?"\\":
off%_width==w1?";":",");
if (off==11 && siz>24) { off = siz1 - 12; std::fprintf(cimg::output(),"(...),"); }
}
std::fprintf(cimg::output(),")%s.\n %smin%s = %g, %smax%s = %g, %smean%s = %g, "
"%sstd%s = %g, %scoords_min%s = (%u,%u,%u,%u), "
"%scoords_max%s = (%u,%u,%u,%u).\n",
_is_shared?" [shared]":"",
cimg::t_bold,cimg::t_normal,st[0],
cimg::t_bold,cimg::t_normal,st[1],
cimg::t_bold,cimg::t_normal,st[2],
cimg::t_bold,cimg::t_normal,std::sqrt(st[3]),
cimg::t_bold,cimg::t_normal,(int)st[4],(int)st[5],(int)st[6],(int)st[7],
cimg::t_bold,cimg::t_normal,(int)st[8],(int)st[9],(int)st[10],(int)st[11]);
}
} else std::fprintf(cimg::output(),"%s%sinvalid pointer%s) [shared %s].\n",
cimg::t_red,cimg::t_bold,cimg::t_normal,
pixel_type());
std::fflush(cimg::output());
cimg::mutex(29,0);
return *this;
}
CImg<T>& gmic_set(const double value,
const int x, const int y, const int z, const int v) {
(*this).atXYZC(x,y,z,v,(T)0) = (T)value;
return *this;
}
CImg<T> get_gmic_set(const double value,
const int x, const int y, const int z, const int v) const {
return (+*this).gmic_set(value,x,y,z,v);
}
CImg<T>& gmic_shift(const float delta_x, const float delta_y=0, const float delta_z=0, const float delta_c=0,
const unsigned int boundary_conditions=0, const bool interpolation=false) {
if (is_empty()) return *this;
const int
idelta_x = (int)cimg::round(delta_x),
idelta_y = (int)cimg::round(delta_y),
idelta_z = (int)cimg::round(delta_z),
idelta_c = (int)cimg::round(delta_c);
if (!interpolation ||
(delta_x==(float)idelta_x && delta_y==(float)idelta_y && delta_z==(float)idelta_z && delta_c==(float)idelta_c))
return shift(idelta_x,idelta_y,idelta_z,idelta_c,boundary_conditions); // Integer displacement
return _gmic_shift(delta_x,delta_y,delta_z,delta_c,boundary_conditions).move_to(*this);
}
CImg<T> get_gmic_shift(const float delta_x, const float delta_y=0, const float delta_z=0, const float delta_c=0,
const unsigned int boundary_conditions=0, const bool interpolation=false) const {
if (is_empty()) return CImg<T>::empty();
const int
idelta_x = (int)cimg::round(delta_x),
idelta_y = (int)cimg::round(delta_y),
idelta_z = (int)cimg::round(delta_z),
idelta_c = (int)cimg::round(delta_c);
if (!interpolation ||
(delta_x==(float)idelta_x && delta_y==(float)idelta_y && delta_z==(float)idelta_z && delta_c==(float)idelta_c))
return (+*this).shift(idelta_x,idelta_y,idelta_z,idelta_c,boundary_conditions); // Integer displacement
return _gmic_shift(delta_x,delta_y,delta_z,delta_c,boundary_conditions);
}
CImg<T> _gmic_shift(const float delta_x, const float delta_y=0, const float delta_z=0, const float delta_c=0,
const unsigned int boundary_conditions=0) const {
CImg<T> res(_width,_height,_depth,_spectrum);
if (delta_c!=0) // 4D shift
switch (boundary_conditions) {
case 3 : { // Mirror
const float w2 = 2.f*width(), h2 = 2.f*height(), d2 = 2.f*depth(), s2 = 2.f*spectrum();
cimg_pragma_openmp(parallel for cimg_openmp_collapse(3) cimg_openmp_if_size(res.size(),4096))
cimg_forXYZC(res,x,y,z,c) {
const float
mx = cimg::mod(x - delta_x,w2),
my = cimg::mod(y - delta_y,h2),
mz = cimg::mod(z - delta_z,d2),
mc = cimg::mod(c - delta_c,s2);
res(x,y,z,c) = _linear_atXYZC(mx<width()?mx:w2 - mx - 1,
my<height()?my:h2 - my - 1,
mz<depth()?mz:d2 - mz - 1,
mc<spectrum()?mc:s2 - mc - 1);
}
} break;
case 2 : // Periodic
cimg_pragma_openmp(parallel for cimg_openmp_collapse(3) cimg_openmp_if_size(res.size(),4096))
cimg_forXYZC(res,x,y,z,c) res(x,y,z,c) = _linear_atXYZC_p(x - delta_x,y - delta_y,z - delta_z,c - delta_c);
break;
case 1 : // Neumann
cimg_pragma_openmp(parallel for cimg_openmp_collapse(3) cimg_openmp_if_size(res.size(),4096))
cimg_forXYZC(res,x,y,z,c) res(x,y,z,c) = _linear_atXYZC(x - delta_x,y - delta_y,z - delta_z,c - delta_c);
break;
default : // Dirichlet
cimg_pragma_openmp(parallel for cimg_openmp_collapse(3) cimg_openmp_if_size(res.size(),4096))
cimg_forXYZC(res,x,y,z,c) res(x,y,z,c) = linear_atXYZC(x - delta_x,y - delta_y,z - delta_z,c - delta_c,(T)0);
}
else if (delta_z!=0) // 3D shift
switch (boundary_conditions) {
case 3 : { // Mirror
const float w2 = 2.f*width(), h2 = 2.f*height(), d2 = 2.f*depth();
cimg_pragma_openmp(parallel for cimg_openmp_collapse(3) cimg_openmp_if_size(res.size(),4096))
cimg_forC(res,c) cimg_forXYZ(res,x,y,z) {
const float
mx = cimg::mod(x - delta_x,w2),
my = cimg::mod(y - delta_y,h2),
mz = cimg::mod(z - delta_z,d2);
res(x,y,z,c) = _linear_atXYZ(mx<width()?mx:w2 - mx - 1,
my<height()?my:h2 - my - 1,
mz<depth()?mz:d2 - mz - 1,c);
}
} break;
case 2 : // Periodic
cimg_pragma_openmp(parallel for cimg_openmp_collapse(3) cimg_openmp_if_size(res.size(),4096))
cimg_forC(res,c) cimg_forXYZ(res,x,y,z) res(x,y,z,c) = _linear_atXYZ_p(x - delta_x,y - delta_y,z - delta_z,c);
break;
case 1 : // Neumann
cimg_pragma_openmp(parallel for cimg_openmp_collapse(3) cimg_openmp_if_size(res.size(),4096))
cimg_forC(res,c) cimg_forXYZ(res,x,y,z) res(x,y,z,c) = _linear_atXYZ(x - delta_x,y - delta_y,z - delta_z,c);
break;
default : // Dirichlet
cimg_pragma_openmp(parallel for cimg_openmp_collapse(3) cimg_openmp_if_size(res.size(),4096))
cimg_forC(res,c) cimg_forXYZ(res,x,y,z) res(x,y,z,c) = linear_atXYZ(x - delta_x,y - delta_y,z - delta_z,c,(T)0);
}
else if (delta_y!=0) // 2D shift
switch (boundary_conditions) {
case 3 : { // Mirror
const float w2 = 2.f*width(), h2 = 2.f*height();
cimg_pragma_openmp(parallel for cimg_openmp_collapse(3) cimg_openmp_if_size(res.size(),4096))
cimg_forZC(res,z,c) cimg_forXY(res,x,y) {
const float
mx = cimg::mod(x - delta_x,w2),
my = cimg::mod(y - delta_y,h2);
res(x,y,z,c) = _linear_atXY(mx<width()?mx:w2 - mx - 1,
my<height()?my:h2 - my - 1,z,c);
}
} break;
case 2 : // Periodic
cimg_pragma_openmp(parallel for cimg_openmp_collapse(3) cimg_openmp_if_size(res.size(),4096))
cimg_forZC(res,z,c) cimg_forXY(res,x,y) res(x,y,z,c) = _linear_atXY_p(x - delta_x,y - delta_y,z,c);
break;
case 1 : // Neumann
cimg_pragma_openmp(parallel for cimg_openmp_collapse(3) cimg_openmp_if_size(res.size(),4096))
cimg_forZC(res,z,c) cimg_forXY(res,x,y) res(x,y,z,c) = _linear_atXY(x - delta_x,y - delta_y,z,c);
break;
default : // Dirichlet
cimg_pragma_openmp(parallel for cimg_openmp_collapse(3) cimg_openmp_if_size(res.size(),4096))
cimg_forZC(res,z,c) cimg_forXY(res,x,y) res(x,y,z,c) = linear_atXY(x - delta_x,y - delta_y,z,c,(T)0);
}
else // 1D shift
switch (boundary_conditions) {
case 3 : { // Mirror
const float w2 = 2.f*width();
cimg_pragma_openmp(parallel for cimg_openmp_collapse(3) cimg_openmp_if_size(res.size(),4096))
cimg_forYZC(res,y,z,c) cimg_forX(res,x) {
const float mx = cimg::mod(x - delta_x,w2);
res(x,y,z,c) = _linear_atX(mx<width()?mx:w2 - mx - 1,y,z,c);
}
} break;
case 2 : // Periodic
cimg_pragma_openmp(parallel for cimg_openmp_collapse(3) cimg_openmp_if_size(res.size(),4096))
cimg_forYZC(res,y,z,c) cimg_forX(res,x) res(x,y,z,c) = _linear_atX_p(x - delta_x,y,z,c);
break;
case 1 : // Neumann
cimg_pragma_openmp(parallel for cimg_openmp_collapse(3) cimg_openmp_if_size(res.size(),4096))
cimg_forYZC(res,y,z,c) cimg_forX(res,x) res(x,y,z,c) = _linear_atX(x - delta_x,y,z,c);
break;
default : // Dirichlet
cimg_pragma_openmp(parallel for cimg_openmp_collapse(3) cimg_openmp_if_size(res.size(),4096))
cimg_forYZC(res,y,z,c) cimg_forX(res,x) res(x,y,z,c) = linear_atX(x - delta_x,y,z,c,(T)0);
}
return res;
}
template<typename t>
const CImg<T>& gmic_symmetric_eigen(CImg<t>& val, CImg<t>& vec) const {
if (spectrum()!=3 && spectrum()!=6) return symmetric_eigen(val,vec);
val.assign(width(),height(),depth(),spectrum()==3?2:3);
vec.assign(width(),height(),depth(),spectrum()==3?2:6);
CImg<t> _val, _vec;
cimg_forXYZ(*this,x,y,z) {
get_tensor_at(x,y,z).symmetric_eigen(_val,_vec);
val.set_vector_at(_val,x,y,z);
if (spectrum()==3) {
vec(x,y,z,0) = _vec(0,0);
vec(x,y,z,1) = _vec(0,1);
} else {
vec(x,y,z,0) = _vec(0,0);
vec(x,y,z,1) = _vec(0,1);
vec(x,y,z,2) = _vec(0,2);
vec(x,y,z,3) = _vec(1,0);
vec(x,y,z,4) = _vec(1,1);
vec(x,y,z,5) = _vec(1,2);
}
}
return *this;
}
template<typename t>
CImg<T>& inpaint(const CImg<t>& mask, const unsigned int method) {
if (!is_sameXYZ(mask))
throw CImgArgumentException("CImg<%s>::inpaint(): Invalid mask (%u,%u,%u,%u,%p) for "
"instance image (%u,%u,%u,%u,%p).",
pixel_type(),mask._width,mask._height,mask._depth,
mask._spectrum,mask._data,
_width,_height,_depth,_spectrum,_data);
CImg<t> _mask(mask,false), _nmask(mask,false);
bool is_pixel = false;
do {
is_pixel = false;
if (depth()==1) { // 2D image
CImg_3x3(M,t);
CImg_3x3(I,T);
switch (method) {
case 0: // Average 2D (low-connectivity)
cimg_for3x3(_mask,x,y,0,0,M,t) if (Mcc && (!Mcp || !Mpc || !Mnc || !Mcn)) {
is_pixel = true;
const unsigned int wcp = Mcp?0U:1U, wpc = Mpc?0U:1U, wnc = Mnc?0U:1U, wcn = Mcn?0U:1U,
sumw = wcp + wpc + wnc + wcn;
cimg_forC(*this,k) {
cimg_get3x3(*this,x,y,0,k,I,T);
(*this)(x,y,k) = (T)((wcp*Icp + wpc*Ipc + wnc*Inc + wcn*Icn)/(float)sumw);
}
_nmask(x,y) = 0;
}
break;
case 1: // Average 2D (high-connectivity)
cimg_for3x3(_mask,x,y,0,0,M,t) if (Mcc && (!Mpp || !Mcp || !Mnp || !Mpc || !Mnc || !Mpn || !Mcn || !Mnn)) {
is_pixel = true;
const unsigned int
wpp = Mpp?0U:1U, wcp = Mcp?0U:2U, wnp = Mnp?0U:1U,
wpc = Mpc?0U:2U, wnc = Mnc?0U:2U,
wpn = Mpn?0U:1U, wcn = Mcn?0U:2U, wnn = Mnn?0U:1U,
sumw = wpp + wcp + wnp + wpc + wnc + wpn + wcn + wnn;
cimg_forC(*this,k) {
cimg_get3x3(*this,x,y,0,k,I,T);
(*this)(x,y,k) = (T)((wpp*Ipp + wcp*Icp + wnp*Inp + wpc*Ipc +
wnc*Inc + wpn*Ipn + wcn*Icn + wnn*Inn)/(float)sumw);
}
_nmask(x,y) = 0;
}
break;
case 2: { // Median 2D (low-connectivity)
T J[4];
cimg_for3x3(_mask,x,y,0,0,M,t)
if (Mcc && (!Mcp || !Mpc || !Mnc || !Mcn)) {
is_pixel = true;
cimg_forC(*this,k) {
cimg_get3x3(*this,x,y,0,k,I,T);
unsigned int ind = 0;
if (!Mcp) J[ind++] = Icp;
if (!Mpc) J[ind++] = Ipc;
if (!Mnc) J[ind++] = Inc;
if (!Mcn) J[ind++] = Icn;
(*this)(x,y,k) = CImg<T>(J,ind,1,1,1,true).kth_smallest(ind>>1);
}
_nmask(x,y) = 0;
}
} break;
default: // Median 2D (high-connectivity)
T J[8];
cimg_for3x3(_mask,x,y,0,0,M,t)
if (Mcc && (!Mpp || !Mcp || !Mnp || !Mpc || !Mnc || !Mpn || !Mcn || !Mnn)) {
is_pixel = true;
cimg_forC(*this,k) {
cimg_get3x3(*this,x,y,0,k,I,T);
unsigned int ind = 0;
if (!Mpp) J[ind++] = Ipp;
if (!Mcp) J[ind++] = Icp;
if (!Mnp) J[ind++] = Inp;
if (!Mpc) J[ind++] = Ipc;
if (!Mnc) J[ind++] = Inc;
if (!Mpn) J[ind++] = Ipn;
if (!Mcn) J[ind++] = Icn;
if (!Mnn) J[ind++] = Inn;
(*this)(x,y,k) = CImg<T>(J,ind,1,1,1,true).kth_smallest(ind>>1);
}
_nmask(x,y) = 0;
}
}
} else { // 3D image
CImg_3x3x3(M,t);
CImg_3x3x3(I,T);
switch (method) {
case 0: // Average 3D (low-connectivity)
cimg_for3x3x3(_mask,x,y,z,0,M,t)
if (Mccc && (!Mccp || !Mcpc || !Mpcc || !Mncc || !Mcnc || !Mccn)) {
is_pixel = true;
const unsigned int
wccp = Mccp?0U:1U, wcpc = Mcpc?0U:1U, wpcc = Mpcc?0U:1U,
wncc = Mncc?0U:1U, wcnc = Mcnc?0U:1U, wccn = Mccn?0U:1U,
sumw = wcpc + wpcc + wccp + wncc + wcnc + wccn;
cimg_forC(*this,k) {
cimg_get3x3x3(*this,x,y,z,k,I,T);
(*this)(x,y,z,k) = (T)((wccp*Iccp + wcpc*Icpc + wpcc*Ipcc +
wncc*Incc + wcnc*Icnc + wccn*Iccn)/(float)sumw);
}
_nmask(x,y,z) = 0;
}
break;
case 1: // Average 3D (high-connectivity)
cimg_for3x3x3(_mask,x,y,z,0,M,t)
if (Mccc && (!Mppp || !Mcpp || !Mnpp || !Mpcp || !Mccp || !Mncp || !Mpnp || !Mcnp ||
!Mnnp || !Mppc || !Mcpc || !Mnpc || !Mpcc || !Mncc || !Mpnc || !Mcnc ||
!Mnnc || !Mppn || !Mcpn || !Mnpn || !Mpcn || !Mccn || !Mncn || !Mpnn ||
!Mcnn || !Mnnn)) {
is_pixel = true;
const unsigned int
wppp = Mppp?0U:1U, wcpp = Mcpp?0U:2U, wnpp = Mnpp?0U:1U,
wpcp = Mpcp?0U:2U, wccp = Mccp?0U:4U, wncp = Mncp?0U:2U,
wpnp = Mpnp?0U:1U, wcnp = Mcnp?0U:2U, wnnp = Mnnp?0U:1U,
wppc = Mppc?0U:2U, wcpc = Mcpc?0U:4U, wnpc = Mnpc?0U:2U,
wpcc = Mpcc?0U:4U, wncc = Mncc?0U:4U,
wpnc = Mpnc?0U:2U, wcnc = Mcnc?0U:4U, wnnc = Mnnc?0U:2U,
wppn = Mppn?0U:1U, wcpn = Mcpn?0U:2U, wnpn = Mnpn?0U:1U,
wpcn = Mpcn?0U:2U, wccn = Mccn?0U:4U, wncn = Mncn?0U:2U,
wpnn = Mpnn?0U:1U, wcnn = Mcnn?0U:2U, wnnn = Mnnn?0U:1U,
sumw = wppp + wcpp + wnpp + wpcp + wccp + wncp + wpnp + wcnp + wnnp +
wppc + wcpc + wnpc + wpcc + wncc + wpnc + wcnc + wnnc +
wppn + wcpn + wnpn + wpcn + wccn + wncn + wpnn + wcnn + wnnn;
cimg_forC(*this,k) {
cimg_get3x3x3(*this,x,y,z,k,I,T);
(*this)(x,y,z,k) = (T)((wppp*Ippp + wcpp*Icpp + wnpp*Inpp +
wpcp*Ipcp + wccp*Iccp + wncp*Incp +
wpnp*Ipnp + wcnp*Icnp + wnnp*Innp +
wppc*Ippc + wcpc*Icpc + wnpc*Inpc +
wpcc*Ipcc + wncc*Incc +
wpnc*Ipnc + wcnc*Icnc + wnnc*Innc +
wppn*Ippn + wcpn*Icpn + wnpn*Inpn +
wpcn*Ipcn + wccn*Iccn + wncn*Incn +
wpnn*Ipnn + wcnn*Icnn + wnnn*Innn)/(float)sumw);
}
_nmask(x,y,z) = 0;
}
break;
case 2: { // Median 3D (low-connectivity)
T J[6];
cimg_for3x3x3(_mask,x,y,z,0,M,t)
if (Mccc && (!Mccp || !Mcpc || !Mpcc || !Mncc || !Mcnc || !Mccn)) {
is_pixel = true;
cimg_forC(*this,k) {
cimg_get3x3x3(*this,x,y,z,k,I,T);
unsigned int ind = 0;
if (!Mccp) J[ind++] = Iccp;
if (!Mcpc) J[ind++] = Icpc;
if (!Mpcc) J[ind++] = Ipcc;
if (!Mncc) J[ind++] = Incc;
if (!Mcnc) J[ind++] = Icnc;
if (!Mccn) J[ind++] = Iccn;
(*this)(x,y,z,k) = CImg<T>(J,ind,1,1,1,true).kth_smallest(ind>>1);
}
_nmask(x,y,z) = 0;
}
} break;
default: { // Median 3D (high-connectivity)
T J[26];
cimg_for3x3x3(_mask,x,y,z,0,M,t)
if (Mccc && (!Mppp || !Mcpp || !Mnpp || !Mpcp || !Mccp || !Mncp || !Mpnp || !Mcnp ||
!Mnnp || !Mppc || !Mcpc || !Mnpc || !Mpcc || !Mncc || !Mpnc || !Mcnc ||
!Mnnc || !Mppn || !Mcpn || !Mnpn || !Mpcn || !Mccn || !Mncn || !Mpnn ||
!Mcnn || !Mnnn)) {
is_pixel = true;
cimg_forC(*this,k) {
cimg_get3x3x3(*this,x,y,z,k,I,T);
unsigned int ind = 0;
if (!Mppp) J[ind++] = Ippp;
if (!Mcpp) J[ind++] = Icpp;
if (!Mnpp) J[ind++] = Inpp;
if (!Mpcp) J[ind++] = Ipcp;
if (!Mccp) J[ind++] = Iccp;
if (!Mncp) J[ind++] = Incp;
if (!Mpnp) J[ind++] = Ipnp;
if (!Mcnp) J[ind++] = Icnp;