updates

amscppimglib4.code-workspace

@@ -2,6 +2,12 @@
 	"folders": [
 		{
 			"path": "."
+		},
+		{
+			"path": "../../sourceprojs23/amsimglib3"
+		},
+		{
+			"path": "../amscimglib4"
 		}
 	]
 }

build/make.linux64.lib.py

@@ -14,12 +14,12 @@ depdir = "./dependencies/linux64" #local pre-compiled dependency libraries and t
 installdir = "../../linux64" #directory to install to when finished
 builddir = "./build_linux64"
 
-doinstall = False   #copies the build_output to the install dir when finished
+doinstall = True   #copies the build_output to the install dir when finished
 cc = "g++" #compiler
 cflags = "-fPIC"
-libraries = "-l{}".format(libname)
+libraries = "-l{} -lamscimglib4.linux64".format(libname)
 libdirs = "-L{} -L{}/lib -L{}/lib".format(builddir,commondir,depdir)
-linkerflags = "-static -static-libgcc -Wl,-rpath=."
+linkerflags = "-static-libgcc -Wl,-rpath=."
 srcexts = [".c",".cpp"]
 binsrc = ["main.c","main.cpp"] #ignore these files when compiling the static library
 
@@ -35,6 +35,16 @@ kwargs["recurse"] = True
 kwargs["objstore"] = "{}/objstore".format(builddir)
 kwargs["searchincdirs"] = "./include"
 
+#Collect dependencies
+shutil.copy(
+    "{}/lib/libamscimglib4.linux64.a".format(installdir),
+    '{}/'.format(builddir,libname)
+)
+shutil.copy(
+    "{}/lib/libamscimglib4.linux64.so".format(installdir),
+    '{}/'.format(builddir,libname)
+)
+
 #Find all source files, except the main project files
 srcfiles = flist('./src',exts = srcexts, recurse=True)
 srcfiles = except_contains(srcfiles,binsrc)
@@ -48,10 +58,11 @@ objlist = flist(kwargs['objstore'],exts='.o',recurse=True)
 ar_list(objlist,'{}/lib{}.a'.format(builddir,libname))
 
 if(doinstall):
-    #Copy a binary to the common bin folder
-
     #Push any libraries to the common lib folder
-    shutil.copy('{}/lib/lib{}.a'.format(builddir,libname),commondir)
+    shutil.copy(
+        '{}/lib{}.a'.format(builddir,libname),
+        "{}/lib".format(installdir)
+    )
 
     #Copy include files to the common include folder
-    copytree('./include/',commondir+'/include/',dirs_exist_ok=True)
+    copytree('./include/',installdir+'/include/',dirs_exist_ok=True)

build/make.linux64.test.py

@@ -14,12 +14,12 @@ depdir = "./dependencies/linux64" #local pre-compiled dependency libraries and t
 installdir = "../../linux64" #directory to install to when finished
 builddir = "./build_linux64"
 
-doinstall = False   #copies the build_output to the install dir when finished
+doinstall = True   #copies the build_output to the install dir when finished
 cc = "g++" #compiler
 cflags = "-fPIC"
-libraries = "-l{}".format(libname)
+libraries = "-l{} -lamscimglib4.linux64".format(libname)
 libdirs = "-L{} -L{}/lib -L{}/lib".format(builddir,commondir,depdir)
-linkerflags = "-static -static-libgcc -Wl,-rpath=."
+linkerflags = "-static-libgcc -Wl,-rpath=."
 srcexts = [".c",".cpp"]
 binsrc = ["main.c","main.cpp"] #ignore these files when compiling the static library
 

build/make.mingw64.lib.py

@@ -14,12 +14,12 @@ depdir = "./dependencies/winx64" #local pre-compiled dependency libraries and th
 installdir = "../../winx64" #directory to install to when finished
 builddir = "./build_mingw64"
 
-doinstall = False   #copies the build_output to the install dir when finished
+doinstall = True   #copies the build_output to the install dir when finished
 cc = "x86_64-w64-mingw32-g++" #compiler
 cflags = "-fPIC -O3"
-libraries = "-l{}".format(libname)
+libraries = "-l{} -lamscimglib4.winx64".format(libname)
 libdirs = "-L{} -L{}/lib -L{}/lib".format(builddir,commondir,depdir)
-linkerflags = "-static -static-libgcc -Wl,-rpath=."
+linkerflags = "-static-libgcc -static-libstdc++ -Wl,-rpath=."
 srcexts = [".c",".cpp"]
 binsrc = ["main.c","main.cpp"] #ignore these files when compiling the static library
 
@@ -36,6 +36,16 @@ kwargs["recurse"] = True
 kwargs["objstore"] = "{}/objstore".format(builddir)
 kwargs["searchincdirs"] = "./include"
 
+#Collect dependencies
+shutil.copy(
+    "{}/lib/libamscimglib4.winx64.a".format(installdir),
+    '{}/'.format(builddir,libname)
+)
+shutil.copy(
+    "{}/lib/libamscimglib4.winx64.dll".format(installdir),
+    '{}/'.format(builddir,libname)
+)
+
 #Find all source files, except the main project files
 srcfiles = flist('./src',exts = srcexts, recurse=True)
 srcfiles = except_contains(srcfiles,binsrc)
@@ -49,10 +59,11 @@ objlist = flist(kwargs['objstore'],exts='.o',recurse=True)
 ar_list(objlist,'{}/lib{}.a'.format(builddir,libname))
 
 if(doinstall):
-    #Copy a binary to the common bin folder
-
     #Push any libraries to the common lib folder
-    shutil.copy('{}/lib/lib{}.a'.format(builddir,libname),commondir)
+    shutil.copy(
+        '{}/lib{}.a'.format(builddir,libname),
+        "{}/lib".format(installdir)
+    )
 
     #Copy include files to the common include folder
-    copytree('./include/',commondir+'/include/',dirs_exist_ok=True)
+    copytree('./include/',installdir+'/include/',dirs_exist_ok=True)

build/make.mingw64.test.py

@@ -14,12 +14,12 @@ depdir = "./dependencies/winx64" #local pre-compiled dependency libraries and th
 installdir = "../../winx64" #directory to install to when finished
 builddir = "./build_mingw64"
 
-doinstall = False   #copies the build_output to the install dir when finished
+doinstall = True   #copies the build_output to the install dir when finished
 cc = "x86_64-w64-mingw32-g++" #compiler
 cflags = "-fPIC -O3"
-libraries = "-l{}".format(libname)
+libraries = "-l{} -lamscimglib4.winx64".format(libname)
 libdirs = "-L{} -L{}/lib -L{}/lib".format(builddir,commondir,depdir)
-linkerflags = "-static -static-libgcc -Wl,-rpath=."
+linkerflags = "-static-libgcc -static-libstdc++ -Wl,-rpath=."
 srcexts = [".c",".cpp"]
 binsrc = ["main.c","main.cpp"] #ignore these files when compiling the static library
 

build/make.msvc64.lib.py

@@ -14,10 +14,10 @@ depdir = "./dependencies/winx64" #local pre-compiled dependency libraries and th
 installdir = "../../winx64" #directory to install to when finished
 builddir = "./build_msvc64"
 
-doinstall = False   #copies the build_output to the install dir when finished
+doinstall = True   #copies the build_output to the install dir when finished
 cc = "cl" #compiler
 cflags = "/O2"
-libraries = "lib{}.lib".format(libname)
+libraries = "lib{}.lib libamscimglib4.winx64.a".format(libname)
 libdirs = "/LIBPATH:{} /LIBPATH:{}/lib /LIBPATH:{}/lib".format(builddir,commondir,depdir)
 linkerflags = "-static -static-libgcc -Wl,-rpath=."
 srcexts = [".c",".cpp"]
@@ -51,10 +51,11 @@ objlist = flist(kwargs['objstore'],exts='.obj',recurse=True)
 msvc_lib_list(objlist,'{}/lib{}.lib'.format(builddir,libname))
 
 if(doinstall):
-    #Copy a binary to the common bin folder
-
     #Push any libraries to the common lib folder
-    shutil.copy('{}/lib/lib{}.lib'.format(builddir,libname),commondir)
+    shutil.copy(
+        '{}/lib{}.lib'.format(builddir,libname),
+        "{}/lib".format(installdir)
+    )
 
     #Copy include files to the common include folder
-    copytree('./include/',commondir+'/include/',dirs_exist_ok=True)
+    copytree('./include/',installdir+'/include/',dirs_exist_ok=True)

build/make.msvc64.test.py

@@ -17,7 +17,7 @@ builddir = "./build_msvc64"
 doinstall = False   #copies the build_output to the install dir when finished
 cc = "cl" #compiler
 cflags = "/O2"
-libraries = "lib{}.lib".format(libname)
+libraries = "lib{}.lib libamscimglib4.winx64.a".format(libname)
 libdirs = "/LIBPATH:{} /LIBPATH:{}/lib /LIBPATH:{}/lib".format(builddir,commondir,depdir)
 linkerflags = ""
 srcexts = [".c",".cpp"]

include/amscppimglib4/amscppimglib4.hpp

@@ -4,12 +4,136 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
+#include <stdint.h>
 
+#include <vector>
+#include <thread>
 
 namespace ams
 {
-    void amscpptemplate_testfn();
-    void amscpptemplate_testfn2();
-};
+
+    class amsimage;
+    class amsbitplane;
+
+    static const bool amsimage_usethreads = 1; //use threads for handling image initialization/copying
+    static const int amsimage_maxthreads = 20;  //max number of threads to use
+    static const int amsimage_threadpsz = 5000; //when to break into threaded operation
+    static const int amsimage_success = 0;
+    static const int amsimage_failure = -1;
+    
+
+
+    struct amspixel
+    {
+    public:
+        uint8_t R,G,B,A;
+        
+        amspixel();
+        amspixel(uint8_t _R ,uint8_t _G, uint8_t _B, uint8_t _A);
+        uint8_t& operator[](const int ind);
+        const uint8_t& operator[](const int ind) const;
+    };
+
+    class amsimage
+    {
+        public:
+        int Nx,Ny; //image extent
+        //int Nc; //number of color-planes  (1,3,4)
+        //Assume we're talking about an RGBA image internally, greyscale is what bitplane is for
+        uint8_t *data; //[(x + width*y)*4]
+
+        int& width;  //aliases to Nx,Ny
+        int& height;
+
+        amsimage();
+        ~amsimage();
+        amsimage(const amsimage& other);
+        amsimage(amsimage&& other) noexcept;
+        amsimage& operator=(const amsimage& other);
+        amsimage& operator=(amsimage&& other) noexcept;
+
+        int resize(int _Nx, int _Ny);
+
+        amsimage subimage(int I0, int J0, int I1, int J1) const;
+        amsimage transpose() const;
+        amsimage rotcw() const;
+        amsimage rotccw() const;
+        amsimage flipx() const;
+        amsimage flipy() const;
+
+        amspixel get_pixel(int I,int J) const;
+        int set_pixel(int I,int J,const amspixel pix);
+        int set_pixel(int I,int J,uint8_t R, uint8_t G, uint8_t B, uint8_t A);
+        uint8_t& operator[](int ind);
+        const uint8_t& operator[](int ind) const;
+        uint8_t& operator()(int Nc, int I, int J);
+        const uint8_t& operator()(int Nc, int I, int J) const;
+
+
+
+
+        void clear();
+        void setall(amspixel color);
+        int setallplane(int Ncp, uint8_t val);
+
+        int get_colorplane(int Ncp, amsbitplane* bp);
+        int set_colorplane(int Ncp, const amsbitplane* bp);
+        
+        //applies image with alpha blending
+        int apply_image(int I0, int J0, amsimage *img);
+        //applied color to any pixels where the bitplane's value is >= thresh
+        int apply_bitplane_nz(int I0, int J0, amsbitplane* bp, amspixel color, uint8_t thresh);
+        
+        //rescales the image with linear interpolation
+        int rescale(int nnx, int nny);
+    };
+
+    int read_image(const char *fname, amsimage* image);
+    int write_image(const char *fname, amsimage* image);
+
+    class amsbitplane
+    {
+        public:
+        int Nx,Ny;
+        uint8_t *data; //[x+width*y]
+
+        amsbitplane();
+        ~amsbitplane();
+        amsbitplane(const amsbitplane& other);
+        amsbitplane(amsbitplane&& other) noexcept;
+        amsbitplane& operator=(const amsbitplane& other);
+        amsbitplane& operator=(amsbitplane&& other) noexcept;
+
+        int resize(int _Nx, int _Ny);
+        void transpose();
+        void rotcw();
+        void rotccw();
+        void flipx();
+        void flipy();
+        
+        uint8_t get(int I, int J) const;
+        int set(int I, int J, uint8_t val);
+
+        uint8_t& at(int I, int J);
+        uint8_t& operator()(const int I, const int J);
+        const uint8_t& operator()(const int I, const int J) const;
+        uint8_t& operator[](const long I);
+        const uint8_t& operator[](const long I) const;
+        
+
+        void clear();
+
+        //rescales the image with linear interpolation
+        int rescale(int nnx, int nny);
+    };
+
+
+    //Tests//
+
+    void amscppimglib_test1();
+
+}; //end namespace ams
+
+#include <amscppimglib4/amscppimglib4_tests.hpp>
 
 #endif

include/amscppimglib4/amscppimglib4_intlutil.hpp

@@ -0,0 +1,90 @@
+#ifndef __AMSCPPIMGLIB4_INTLUTIL_HPP__
+#define __AMSCPPIMGLIB4_INTLUTIL_HPP__
+
+namespace ams
+{
+namespace imglib4
+{
+
+//A template function that takes as input a function pointer and a series of arguments
+//The function is executed with fptr(threadnum, nthreads, otherargs...) with a certain number of threads
+//psize must be supplied to determine whether to execute in threaded mode or not.
+template<typename callable, typename ... argst> int threaded_execute(callable &&fptr, int64_t psize, argst&&... args)
+{
+    int ret = amsimage_success;
+    int nthreads;
+    int I;
+    std::vector<std::thread*> threads;
+
+    if(psize<amsimage_threadpsz)
+    {
+        nthreads = 1;
+        I = 0;
+        fptr(I,nthreads,std::forward<argst>(args)...);
+    }
+    else
+    {
+        nthreads = std::thread::hardware_concurrency(); //number of cpu cores the system thinks you have
+        nthreads = (nthreads<=0) ? 1 : nthreads;
+        nthreads = (nthreads>amsimage_maxthreads) ? amsimage_maxthreads : nthreads;
+        threads.resize(nthreads);
+        for(I=0;I<nthreads;I++) threads[I] = NULL;
+        for(I=0;I<nthreads;I++)
+        {
+            threads[I] = new(std::nothrow) std::thread
+            (
+                std::forward<callable>(fptr),
+                I,
+                nthreads,
+                std::forward<argst>(args)...
+            );
+        }
+        for(I=0;I<nthreads;I++)
+        {
+            if(threads[I]==NULL)
+            { //null thread creation failure check
+                //printf("debug check!\n");
+                ret = amsimage_failure;
+            }
+        }
+        for(I=0;I<nthreads;I++)
+        {
+            if(threads[I]!=NULL)
+            {
+                threads[I]->join();
+                delete threads[I];
+                threads[I] = NULL;
+            }
+        }
+    }
+
+    return ret;
+}
+
+void amsimage_region_copy(
+    uint8_t *datato,
+    int Nxto,
+    int Nyto,
+    const uint8_t *datafrom,
+    int Nxfrom,
+    int Nyfrom,
+    int offsetx,
+    int offsety
+);
+
+void amsimage_region_set(
+    uint8_t *data,
+    int Nx, int Ny,
+    int x0, int y0,
+    int x1, int y1,
+    amspixel val
+);
+
+
+
+
+}; //end namespace imglib4
+}; //end namespace ams
+
+#endif
+

include/amscppimglib4/amscppimglib4_tests.hpp

@@ -0,0 +1,11 @@
+#ifndef __AMSCPPIMGLIB4_TESTS_HPP__
+#define __AMSCPPIMGLIB4_TESTS_HPP__
+
+namespace ams
+{
+
+
+}; //end namespace ams
+
+#endif
+

src/amscppimglib4/amscppimglib4_amsbitplane.cpp

@@ -0,0 +1,8 @@
+#include <amscppimglib4/amscppimglib4.hpp>
+
+namespace ams
+{
+
+
+
+};

src/amscppimglib4/amscppimglib4_amsimage.cpp

@@ -0,0 +1,461 @@
+#include <amscppimglib4/amscppimglib4.hpp>
+#include <amscppimglib4/amscppimglib4_intlutil.hpp>
+
+namespace ams
+{
+
+    amsimage::amsimage() : Nx(0), Ny(0),data(NULL),width(Nx),height(Ny)
+    {
+        return;
+    }
+
+    amsimage::~amsimage()
+    {
+        Nx = 0;
+        Ny = 0;
+        if(data!=NULL) {delete[] data; data=NULL;}
+        return;
+    }
+
+    int amsimage::resize(int _Nx, int _Ny)
+    {
+        int ret = amsimage_success;
+        
+        uint8_t *newdata = NULL;
+
+        _Nx = (_Nx<0) ? 0 : _Nx;
+        _Ny = (_Ny<0) ? 0 : _Ny;
+
+        if(_Nx == Nx && _Ny == Ny)
+        {
+            return ret; //no resize necessary
+        }
+
+        if(_Nx==0 || _Ny == 0)
+        {
+            //zero size image
+            if(data!=NULL) {delete[] data; data=NULL;}
+            Nx = 0;
+            Ny = 0;
+            return ret;
+        }
+        
+        newdata = new(std::nothrow) uint8_t[4*_Nx*_Ny];
+        if(newdata==NULL)
+        {
+            ret = amsimage_failure;
+            return ret;
+        }
+
+        imglib4::amsimage_region_set(
+            newdata,
+            _Nx,_Ny,
+            0,0,_Nx,_Ny,
+            amspixel(0,0,0,0)
+        );
+
+        if(data!=NULL)
+        {
+            imglib4::amsimage_region_copy(
+                newdata,
+                _Nx,_Ny,
+                data,
+                Nx,Ny,
+                0,0
+            );
+        }
+
+        if(data!=NULL) {delete[] data; data=NULL;}
+        data = newdata;
+        Nx = _Nx;
+        Ny = _Ny;
+
+        return ret;
+    }
+
+    amsimage::amsimage(const amsimage& other) : 
+        Nx(0), Ny(0),data(NULL),width(Nx),height(Ny)
+    {
+        int res;
+        // Nx = 0;
+        // Ny = 0;
+        // data = NULL;
+
+        if(this!=&other)
+        {
+            res = this->resize(other.Nx,other.Ny);
+            if(res==amsimage_success)
+            {
+                imglib4::amsimage_region_copy(
+                    data, Nx, Ny,
+                    other.data, other.Nx, other.Ny,
+                    0,0
+                );
+            }
+        }
+    }
+
+    amsimage::amsimage(amsimage&& other) noexcept :
+        Nx(0), Ny(0),data(NULL),width(Nx),height(Ny)
+    {
+        int res;
+        // Nx = 0;
+        // Ny = 0;
+        // data = NULL;
+
+        if(this!=&other)
+        {
+            this->Nx = other.Nx;
+            this->Ny = other.Ny;
+            this->data = other.data;
+
+            other.Nx = 0;
+            other.Ny = 0;
+            other.data = NULL;
+        }
+
+        return;
+    }
+
+    amsimage& amsimage::operator=(const amsimage& other)
+    {
+        int res;
+
+        if(this!=&other)
+        {
+            res = this->resize(other.Nx,other.Ny);
+            if(res==amsimage_success)
+            {
+                imglib4::amsimage_region_copy(
+                    data, Nx, Ny,
+                    other.data, other.Nx, other.Ny,
+                    0,0
+                );
+            }
+        }
+
+        return *this;
+    }
+    
+    amsimage& amsimage::operator=(amsimage&& other) noexcept
+    {
+        if(this!=&other)
+        {
+            if(this->data!=NULL) {delete[] this->data; this->data=NULL;}
+            this->Nx = 0;
+            this->Ny = 0;
+
+            this->Nx = other.Nx;
+            this->Ny = other.Ny;
+            this->data = other.data;
+
+            other.Nx = 0;
+            other.Ny = 0;
+            other.data = NULL;
+        }
+
+        return *this;
+    }
+
+    amsimage amsimage::subimage(int I0, int J0, int I1, int J1) const
+    {
+        amsimage ret;
+        int _Nx,_Ny;
+        _Nx = ((I1-I0) < 0) ? 0 : I1-I0;
+        _Ny = ((J1-J0) < 0) ? 0 : J1-J0;
+
+        ret.resize(_Nx,_Ny);
+
+        imglib4::amsimage_region_copy(
+            ret.data, ret.Nx, ret.Ny,
+            this->data, Nx,Ny,
+            I0,J0
+        );
+
+        return ret;
+    }
+
+    void amsimage_transpose_tf(
+        int threadnum,
+        int nthreads,
+        uint8_t *datato,
+        const uint8_t *datafrom,
+        int Nx, int Ny
+    )
+    {
+        int64_t I,I0,I1,Is,N,Ia,Ib,Ix,Iy;
+        N = Nx*Ny;
+        Is = N/nthreads;
+        I0 = (threadnum)*Is;
+        I1 = (threadnum<nthreads-1) ? (threadnum+1)*Is : N;
+
+        for(I=I0;I<I1;I++)
+        {
+            Ix = I%Nx;
+            Iy = I/Nx;
+            Ia = Iy + Ny*Ix;
+            Ib = Ix+Nx*Iy;
+
+            datato[0 + 4*Ia] = datafrom[0 + 4*Ib];
+            datato[1 + 4*Ia] = datafrom[1 + 4*Ib];
+            datato[2 + 4*Ia] = datafrom[2 + 4*Ib];
+            datato[3 + 4*Ia] = datafrom[3 + 4*Ib];
+        }
+        return;
+    }
+
+    amsimage amsimage::transpose() const
+    {
+        amsimage ret;
+        int64_t N;
+
+        ret.resize(Ny,Nx);
+        N = Nx*Ny;
+
+        imglib4::threaded_execute(
+            amsimage_transpose_tf,
+            N,
+            ret.data,this->data,Nx,Ny
+        );
+
+        return ret;
+    }
+
+    void amsimage_rotcw_tf(
+        int threadnum,
+        int nthreads,
+        uint8_t *datato,
+        const uint8_t *datafrom,
+        int Nx, int Ny
+    )
+    {
+        int64_t I,I0,I1,Is,N,Ia,Ib,Ix,Iy;
+        N = Nx*Ny;
+        Is = N/nthreads;
+        I0 = (threadnum)*Is;
+        I1 = (threadnum<nthreads-1) ? (threadnum+1)*Is : N;
+
+        for(I=I0;I<I1;I++)
+        {
+            Ix = I%Nx;
+            Iy = I/Nx;
+            Ia = Iy + Ny*Ix;
+            Ib = Ix+Nx*(Ny-Iy-1);
+
+            datato[0 + 4*Ia] = datafrom[0 + 4*Ib];
+            datato[1 + 4*Ia] = datafrom[1 + 4*Ib];
+            datato[2 + 4*Ia] = datafrom[2 + 4*Ib];
+            datato[3 + 4*Ia] = datafrom[3 + 4*Ib];
+        }
+        return;
+    }
+
+    amsimage amsimage::rotcw() const
+    {
+        amsimage ret;
+        int64_t N;
+
+        ret.resize(Ny,Nx);
+        N = Nx*Ny;
+
+        imglib4::threaded_execute(
+            amsimage_rotcw_tf,
+            N,
+            ret.data,this->data,Nx,Ny
+        );
+
+        return ret;
+    }
+
+    void amsimage_rotccw_tf(
+        int threadnum,
+        int nthreads,
+        uint8_t *datato,
+        const uint8_t *datafrom,
+        int Nx, int Ny
+    )
+    {
+        int64_t I,I0,I1,Is,N,Ia,Ib,Ix,Iy;
+        N = Nx*Ny;
+        Is = N/nthreads;
+        I0 = (threadnum)*Is;
+        I1 = (threadnum<nthreads-1) ? (threadnum+1)*Is : N;
+
+        for(I=I0;I<I1;I++)
+        {
+            Ix = I%Nx;
+            Iy = I/Nx;
+            Ia = Iy + Ny*Ix;
+            Ib = (Nx-Ix-1)+Nx*Iy;
+
+            datato[0 + 4*Ia] = datafrom[0 + 4*Ib];
+            datato[1 + 4*Ia] = datafrom[1 + 4*Ib];
+            datato[2 + 4*Ia] = datafrom[2 + 4*Ib];
+            datato[3 + 4*Ia] = datafrom[3 + 4*Ib];
+        }
+        return;
+    }
+
+    amsimage amsimage::rotccw() const
+    {
+        amsimage ret;
+        int64_t N;
+
+        ret.resize(Ny,Nx);
+        N = Nx*Ny;
+
+        imglib4::threaded_execute(
+            amsimage_rotccw_tf,
+            N,
+            ret.data,this->data,Nx,Ny
+        );
+
+        return ret;
+    }
+
+    void amsimage_flipx_tf(
+        int threadnum,
+        int nthreads,
+        uint8_t *datato,
+        const uint8_t *datafrom,
+        int Nx, int Ny
+    )
+    {
+        int64_t I,I0,I1,Is,N,Ia,Ib,Ix,Iy;
+        N = Nx*Ny;
+        Is = N/nthreads;
+        I0 = (threadnum)*Is;
+        I1 = (threadnum<nthreads-1) ? (threadnum+1)*Is : N;
+
+        for(I=I0;I<I1;I++)
+        {
+            Ix = I%Nx;
+            Iy = I/Nx;
+            Ia = Ix + Nx*Iy;
+            Ib = (Nx-Ix-1)+Nx*Iy;
+
+            datato[0 + 4*Ia] = datafrom[0 + 4*Ib];
+            datato[1 + 4*Ia] = datafrom[1 + 4*Ib];
+            datato[2 + 4*Ia] = datafrom[2 + 4*Ib];
+            datato[3 + 4*Ia] = datafrom[3 + 4*Ib];
+        }
+        return;
+    }
+
+    amsimage amsimage::flipx() const
+    {
+        amsimage ret;
+        int64_t N;
+
+        ret.resize(Nx,Ny);
+        N = Nx*Ny;
+
+        imglib4::threaded_execute(
+            amsimage_flipx_tf,
+            N,
+            ret.data,this->data,Nx,Ny
+        );
+
+        return ret;
+    }
+
+    void amsimage_flipy_tf(
+        int threadnum,
+        int nthreads,
+        uint8_t *datato,
+        const uint8_t *datafrom,
+        int Nx, int Ny
+    )
+    {
+        int64_t I,I0,I1,Is,N,Ia,Ib,Ix,Iy;
+        N = Nx*Ny;
+        Is = N/nthreads;
+        I0 = (threadnum)*Is;
+        I1 = (threadnum<nthreads-1) ? (threadnum+1)*Is : N;
+
+        for(I=I0;I<I1;I++)
+        {
+            Ix = I%Nx;
+            Iy = I/Nx;
+            Ia = Ix + Nx*Iy;
+            Ib = Ix+Nx*(Ny-Iy-1);
+
+            datato[0 + 4*Ia] = datafrom[0 + 4*Ib];
+            datato[1 + 4*Ia] = datafrom[1 + 4*Ib];
+            datato[2 + 4*Ia] = datafrom[2 + 4*Ib];
+            datato[3 + 4*Ia] = datafrom[3 + 4*Ib];
+        }
+        return;
+    }
+
+    amsimage amsimage::flipy() const
+    {
+        amsimage ret;
+        int64_t N;
+
+        ret.resize(Nx,Ny);
+        N = Nx*Ny;
+
+        imglib4::threaded_execute(
+            amsimage_flipy_tf,
+            N,
+            ret.data,this->data,Nx,Ny
+        );
+
+        return ret;
+    }
+
+
+    amspixel amsimage::get_pixel(int I,int J) const
+    {
+        amspixel ret;
+        if(I>=0 && I<Nx && J>=0 && J<Ny)
+        {
+            ret.R = data[0 + 4*(I + Nx*J)];
+            ret.G = data[1 + 4*(I + Nx*J)];
+            ret.B = data[2 + 4*(I + Nx*J)];
+            ret.A = data[3 + 4*(I + Nx*J)];
+        }
+        return ret;
+    }
+
+    int amsimage::set_pixel(int I,int J,const amspixel pix)
+    {
+        int ret = amsimage_failure;
+        if(I>=0 && I<Nx && J>=0 && J<Ny)
+        {
+            ret = amsimage_success;
+            data[0 + 4*(I + Nx*J)] = pix.R;
+            data[1 + 4*(I + Nx*J)] = pix.G;
+            data[2 + 4*(I + Nx*J)] = pix.B;
+            data[3 + 4*(I + Nx*J)] = pix.A;
+        }
+        return ret;
+    }
+
+    int amsimage::set_pixel(int I,int J,uint8_t R, uint8_t G, uint8_t B, uint8_t A)
+    {  
+        return this->set_pixel(I,J,amspixel(R,G,B,A));
+    }
+
+    uint8_t& amsimage::operator[](int ind)
+    {
+        return data[ind];
+    }
+
+    const uint8_t& amsimage::operator[](int ind) const
+    {
+        return data[ind];
+    }
+
+    uint8_t& amsimage::operator()(int Nc, int I, int J)
+    {
+        return data[Nc + 4*(I + Nx*J)];
+    }
+
+    const uint8_t& amsimage::operator()(int Nc, int I, int J) const
+    {
+        return data[Nc + 4*(I + Nx*J)];
+    }
+
+};

src/amscppimglib4/amscppimglib4_amspixel.cpp

@@ -0,0 +1,37 @@
+#include <amscppimglib4/amscppimglib4.hpp>
+
+namespace ams
+{
+
+amspixel::amspixel()
+{
+    R = 0; G = 0; B = 0; A = 0;
+    return;
+}
+
+amspixel::amspixel(uint8_t _R ,uint8_t _G, uint8_t _B, uint8_t _A)
+{
+    R = _R; G = _G; B = _B; A = _A;
+    return;
+}
+
+uint8_t& amspixel::operator[](const int ind)
+{
+    if(ind==0) return R;
+    if(ind==1) return G;
+    if(ind==2) return B;
+    if(ind==3) return A;
+    return A;
+}
+
+const uint8_t& amspixel::operator[](const int ind) const
+{
+    if(ind==0) return R;
+    if(ind==1) return G;
+    if(ind==2) return B;
+    if(ind==3) return A;
+    return A;
+}
+
+
+};

src/amscppimglib4/amscppimglib4_intlutil.cpp

@@ -0,0 +1,169 @@
+#include <amscppimglib4/amscppimglib4.hpp>
+#include <amscppimglib4/amscppimglib4_intlutil.hpp>
+
+namespace ams
+{
+namespace imglib4
+{
+
+    void amsimage_region_copy_tf(
+        int threadnum,
+        int nthreads,
+        uint8_t *datato,
+        int Nxto,
+        int Nyto,
+        const uint8_t *datafrom,
+        int Nxfrom,
+        int Nyfrom,
+        int offsetx,
+        int offsety
+    )
+    {
+        int64_t I,I0,I1,Is,N,Ix,Iy;
+        int dx,dy;
+
+        dx = Nxfrom;
+        dx = (dx>(Nxto-offsetx)) ? (Nxto-offsetx) : dx;
+        dx = (dx<0) ? 0 : dx;
+
+        dy = Nyfrom;
+        dy = (dy>(Nyto-offsety)) ? (Nyto-offsety) : dy;
+        dy = (dy<0) ? 0 : dy;
+
+        N = dx*dy;
+
+        Is = N/nthreads;
+        I0 = (threadnum)*Is;
+        I1 = (threadnum<nthreads-1) ? (threadnum+1)*Is : N;
+
+        for(I=I0;I<I1;I++)
+        {
+            Ix = I%dx;
+            Iy = I/dx;
+
+            datato[0 + 4*(Ix+offsetx) + 4*Nxto*(Iy+offsety)] = 
+            datafrom[0 + 4*Ix + 4*Nxfrom*Iy];
+
+            datato[1 + 4*(Ix+offsetx) + 4*Nxto*(Iy+offsety)] = 
+            datafrom[1 + 4*Ix + 4*Nxfrom*Iy];
+            
+            datato[2 + 4*(Ix+offsetx) + 4*Nxto*(Iy+offsety)] = 
+            datafrom[2 + 4*Ix + 4*Nxfrom*Iy];
+            
+            datato[3 + 4*(Ix+offsetx) + 4*Nxto*(Iy+offsety)] = 
+            datafrom[3 + 4*Ix + 4*Nxfrom*Iy];
+        }
+
+        return;
+    }
+
+    void amsimage_region_copy(
+        uint8_t *datato,
+        int Nxto,
+        int Nyto,
+        const uint8_t *datafrom,
+        int Nxfrom,
+        int Nyfrom,
+        int offsetx,
+        int offsety
+    )
+    {
+        int dx,dy;
+        int64_t N;
+
+        if(datato==NULL) return;
+        if(datafrom==NULL) return;
+
+        dx = Nxfrom;
+        dx = (dx>(Nxto-offsetx)) ? (Nxto-offsetx) : dx;
+        dx = (dx<0) ? 0 : dx;
+
+        dy = Nyfrom;
+        dy = (dy>(Nyto-offsety)) ? (Nyto-offsety) : dy;
+        dy = (dy<0) ? 0 : dy;
+
+        N = dx*dy;
+
+        threaded_execute(
+            amsimage_region_copy_tf,
+            N,
+            datato,
+            Nxto,Nyto,
+            datafrom,
+            Nxfrom,Nyfrom,
+            offsetx,offsety
+        );
+
+
+        return;
+    }
+    
+    void amsimage_region_set_tf(
+        int threadnum,
+        int nthreads,
+        uint8_t *data,
+        int Nx, int Ny,
+        int x0, int y0,
+        int x1, int y1,
+        amspixel val
+    )
+    {
+        int64_t I,I0,I1,Is,N,Ix,Iy;
+        int dx,dy;
+
+        dx = (x1-x0); dy = (y1-y0);
+        dx = (dx<0) ? 0 : dx;
+        dy = (dy<0) ? 0 : dy;
+        N = dx*dy;
+
+        Is = N/nthreads;
+        I0 = (threadnum)*Is;
+        I1 = (threadnum<nthreads-1) ? (threadnum+1)*Is : N;
+
+        for(I=I0;I<I1;I++)
+        {
+            Ix = I%dx;
+            Iy = I/dx;
+
+            data[0 + 4*(Ix+x0) + 4*Nx*(Iy+y0)] = val.R;
+            data[1 + 4*(Ix+x0) + 4*Nx*(Iy+y0)] = val.G;
+            data[2 + 4*(Ix+x0) + 4*Nx*(Iy+y0)] = val.B;
+            data[3 + 4*(Ix+x0) + 4*Nx*(Iy+y0)] = val.A;
+        }
+
+        return;
+    }
+
+    void amsimage_region_set(
+        uint8_t *data,
+        int Nx, int Ny,
+        int x0, int y0,
+        int x1, int y1,
+        amspixel val
+    )
+    {
+        int dx,dy;
+        int64_t N;
+
+        if(data==NULL) return;
+
+        dx = (x1-x0); dy = (y1-y0);
+        dx = (dx<0) ? 0 : dx;
+        dy = (dy<0) ? 0 : dy;
+        N = dx*dy;
+
+        threaded_execute(
+            amsimage_region_set_tf,
+            N,
+            data, Nx,Ny, 
+            x0, y0, x1, y1, 
+            val
+        );
+
+        return;
+    }
+
+
+
+}; //end namespace imglib4
+}; //end namespace ams

src/amscppimglib4/amscppimglib4_template.cpp

@@ -0,0 +1,8 @@
+#include <amscppimglib4/amscppimglib4.hpp>
+
+namespace ams
+{
+
+
+
+};

src/amscppimglib4/amscppimglib4_tests.cpp

@@ -0,0 +1,20 @@
+#include <amscppimglib4/amscppimglib4.hpp>
+
+namespace ams
+{
+
+    void amscppimglib_test1()
+    {
+        amsimage img1, img2;
+
+        img1.resize(1000,2000);
+        printf("img1:(%d,%d)\n",img1.width,img1.height);
+
+        img2 = img1.transpose();
+        img2 = img1.transpose().flipx();
+        printf("img1:(%d,%d)\n",img2.width,img2.height);
+
+        return;
+    }
+
+};

src/amscppimglib4/amscpptemplate25a_src2.cpp

@@ -1,12 +0,0 @@
-#include <amscppimglib4/amscppimglib4.hpp>
-
-namespace ams
-{
-
-void amscpptemplate_testfn2()
-{
-    printf("Test function 2.\n");
-    return;
-}
-
-};

src/amscppimglib4/amscpptemplate25a_template.cpp

@@ -1,12 +0,0 @@
-#include <amscppimglib4/amscppimglib4.hpp>
-
-namespace ams
-{
-
-void amscpptemplate_testfn()
-{
-    printf("Test function.\n");
-    return;
-}
-
-};

src/main.cpp

@@ -1,9 +1,12 @@
 #include <amscppimglib4/amscppimglib4.hpp>
 
+using namespace ams;
+
 int main(int argc, char* argv[])
 {
     int ret = 0;
-    printf("ams c++ image library tests.\n");
-    ams::amscpptemplate_testfn();
+
+    amscppimglib_test1();
+
     return ret;
 }