rust impl (#1)

* initial rust library impl, broken currently, color channels seem flipped

* try using data() and data_mut()

* working rust implementation

Author: therishidesai

.envrc

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

.gitignore

@@ -1,2 +1,4 @@
 result
-build
+build
+
+.direnv

c/include/debayer.h

@@ -12,7 +12,9 @@
 // Kernel block size
 #define KERNEL_BLOCK_SIZE 8
 
-
+#ifdef __cplusplus
+extern "C" {
+#endif
 void debayer_mirror_image(cudaStream_t stream, int32_t width, int32_t height, size_t input_pitch, uint8_t* input_data);
 
 void debayer_rggb2bgr_malvar2004(cudaStream_t stream, int32_t width, int32_t height, size_t input_pitch, size_t output_pitch, uint8_t* input_data, uint8_t* output_data);
@@ -22,4 +24,7 @@ void debayer_rggb2bgr_bilinear(cudaStream_t stream, int32_t width, int32_t heigh
 
 void debayer_rggb2bgr_saronic1(cudaStream_t stream, int32_t width, int32_t height, size_t input_pitch, size_t output_pitch, uint8_t* input_data, uint8_t* output_data);
 
+#ifdef __cplusplus
+}
+#endif
 #endif // DEBAYERC_H

c/libdebayer.pc.in

@@ -8,5 +8,5 @@ Description: @PROJECT_DESCRIPTION@
 Version: @PROJECT_VERSION@
 
 Requires:
-Libs: -L${libdir} -llibdebayer
+Libs: -L${libdir} -ldebayer
 Cflags: -I${includedir}

cpp/libdebayercpp.pc.in

@@ -8,5 +8,5 @@ Description: @PROJECT_DESCRIPTION@
 Version: @PROJECT_VERSION@
 
 Requires:
-Libs: -L${libdir} -llibdebayercpp
+Libs: -L${libdir} -ldebayercpp
 Cflags: -I${includedir}

flake.nix

@@ -80,7 +80,7 @@
         packages.kodak_benchmark_cpp = kodak_benchmark_cpp;
 
         devShells.default = mkShell {
-          nativeBuildInputs = with pkgs; [ pkg-config cmake ];
+          nativeBuildInputs = with pkgs; [ pkg-config cmake clang ];
           buildInputs = with pkgs; [
             gitFull gitRepo gnupg autoconf curl
             procps gnumake util-linux m4 gperf unzip
@@ -93,10 +93,11 @@
             libdebayer
             libdebayer_cpp
             rust-bin.nightly.latest.default
-
+            rust-analyzer
+            imagemagick
           ];
 
-          LIBCLANG_PATH = pkgs.lib.optionalString pkgs.stdenv.isLinux "${pkgs.libclang.lib}/lib/";
+          LIBCLANG_PATH = "${pkgs.libclang.lib}/lib/";
 
 
           shellHook = ''