packaged with a flake

.envrc

@@ -0,0 +1 @@
+use flake

.gitignore

@@ -0,0 +1,3 @@
+result
+
+.direnv/

README

@@ -1,3 +1,13 @@
+# Scanner Image Extractor
+
+This is a fork of [Scanner Image Extractor](http://www.dominik-ruess.de/scannerExtract).
+
+It uses the nix build system and slight modification to the code to make it compile.
+This flake also bundles the program into a self-contained AppImage to be run anywhere.
+
+# Original README
+
+
 /***********************************************************************
  * This file is part of Scanned Image Extractor.
  *

flake.lock

@@ -0,0 +1,128 @@
+{
+  "nodes": {
+    "appimage-runtime": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1652289700,
+        "narHash": "sha256-uxQBDy/JA7uEboTOUmGaZ2FAKY/0dQ9c0A0N8+J+a7I=",
+        "owner": "AppImageCrafters",
+        "repo": "appimage-runtime",
+        "rev": "6500a1ef68e039caba2ebab1c7ed74c2ea9e67a5",
+        "type": "github"
+      },
+      "original": {
+        "owner": "AppImageCrafters",
+        "repo": "appimage-runtime",
+        "type": "github"
+      }
+    },
+    "flake-compat": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1650374568,
+        "narHash": "sha256-Z+s0J8/r907g149rllvwhb4pKi8Wam5ij0st8PwAh+E=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "b4a34015c698c7793d592d66adbab377907a2be8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
+    "flake-utils": {
+      "locked": {
+        "lastModified": 1656928814,
+        "narHash": "sha256-RIFfgBuKz6Hp89yRr7+NR5tzIAbn52h8vT6vXkYjZoM=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "7e2a3b3dfd9af950a856d66b0a7d01e3c18aa249",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nix-appimage": {
+      "inputs": {
+        "appimage-runtime": "appimage-runtime",
+        "flake-compat": "flake-compat",
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs",
+        "squashfuse": "squashfuse"
+      },
+      "locked": {
+        "lastModified": 1695276866,
+        "narHash": "sha256-/BBbYIoDhIPcVwhvau/g4lzrjTnudeRLW5qaTu7LAVs=",
+        "owner": "ralismark",
+        "repo": "nix-appimage",
+        "rev": "17dd6001ec228ea0b8505d6904fc5796d3de5012",
+        "type": "github"
+      },
+      "original": {
+        "owner": "ralismark",
+        "repo": "nix-appimage",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1659526864,
+        "narHash": "sha256-XFzXrc1+6DZb9hBgHfEzfwylPUSqVFJbQPs8eOgYufU=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "478f3cbc8448b5852539d785fbfe9a53304133be",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "nixos-22.05",
+        "type": "indirect"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1706371002,
+        "narHash": "sha256-dwuorKimqSYgyu8Cw6ncKhyQjUDOyuXoxDTVmAXq88s=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "c002c6aa977ad22c60398daaa9be52f2203d0006",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nix-appimage": "nix-appimage",
+        "nixpkgs": "nixpkgs_2"
+      }
+    },
+    "squashfuse": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1655253282,
+        "narHash": "sha256-RIhDXzpmrYUOwj5OYzjWKJw0cwE+L3t/9pIkg/hFXA0=",
+        "owner": "vasi",
+        "repo": "squashfuse",
+        "rev": "d1d7ddafb765098b34239eacaf2f9abee1fbc27c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "vasi",
+        "repo": "squashfuse",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -1,38 +1,71 @@
 {
-  description = "";
+  description = "A tool for efficiently extracting rectangular photographs.";
 
   inputs = {
     nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    nix-appimage.url = "github:ralismark/nix-appimage";
   };
 
   outputs = {
     self,
     nixpkgs,
+    nix-appimage,
   }: let
     system = "x86_64-linux";
     pkgs = nixpkgs.legacyPackages.${system};
   in {
-    packages.${system} = {
+    packages.${system} = let
-      default = pkgs.stdenvNoCC.mkDerivation {
+      name = "scannedImageExtractor";
-        name = "scannerExtract";
+    in {
+      default = pkgs.gccStdenv.mkDerivation {
+        inherit name;
         src = ./.;
 
-        buildInputs = with pkgs; [
+        nativeBuildInputs = with pkgs; [
-          opencv3
+          cmake
+          opencv2
           liblbfgs
-          qt6.full
+          qt5.full
+          libsForQt5.qt5.wrapQtAppsHook
         ];
 
+        dontUseCmakeConfigure = true;
         buildPhase = ''
-          mkdir $out
+          cmake scannerExtract -DCMAKE_BUILD_TYPE=release -DOPENCV2=1
-          cd $out
-          cmake $src/scannerExtract/ -DCMAKE_BUILD_TYPE=release
           make
-          # (make install)
         '';
+
+        installPhase = ''
+          install -m 555 ${name} -Dt $out/bin
+        '';
+      };
+
+      appImage = let
+        src = nix-appimage.bundlers.${system}.default self.packages.${system}.default;
+      in
+        pkgs.stdenvNoCC.mkDerivation {
+          inherit name src;
+
+          dontUnpack = true;
+          dontBuild = true;
+
+          installPhase = ''
+            install -m 555 $src -D $out/${name}.AppImage
+          '';
+        };
+    };
+
+    devShells = {
+      default = pkgs.mkShellNoCC {
+        packages = with pkgs; [
+          cmake
+          opencv2
+          liblbfgs
+          gt5.full
+
+          appimage-run
+        ];
       };
     };
   };
 }
-# http://www.dominik-ruess.de/scannerExtract/
-

module_misc/translation.cpp

@@ -1,5 +1,5 @@
 #include <QLocale>
-#include <QForeachContainer>
+// #include <QForeachContainer>
 #include <QDebug>
 #include <QStringList>
 

scannerExtract/mainwindow.cpp

@@ -774,7 +774,7 @@ void MainWindow::noRotation()
     {
         QObject* item = i.next();
         QRadioButton* b = dynamic_cast<QRadioButton*>( item );
-        if (b > 0 && b->isChecked()) {
+        if (b != 0 && b->isChecked()) {
             b->setAutoExclusive(false);
             b->setChecked(false);
             b->setAutoExclusive(true);
@@ -788,7 +788,7 @@ void MainWindow::noAspect()
     while (i.hasNext())
     {
         QRadioButton* b = dynamic_cast<QRadioButton*>( i.next());
-        if (b > 0 && b->isChecked()) {
+        if (b != 0 && b->isChecked()) {
             b->setAutoExclusive(false);
             b->setChecked(false);
             b->setAutoExclusive(true);