add LibRawJniWrapper

app/src/main/java/freed/jni/LibRawJniWrapper.java

@@ -0,0 +1,53 @@
+package freed.jni;
+
+import android.graphics.Bitmap;
+
+import java.nio.ByteBuffer;
+
+
+public class LibRawJniWrapper
+{
+    private ByteBuffer byteBuffer;
+
+    static
+    {
+        System.loadLibrary("freedcam");
+    }
+
+    private native ByteBuffer init();
+    private native void openFile(ByteBuffer byteBuffer, String filename);
+    private native void openFD(ByteBuffer byteBuffer, int fd);
+    private native Bitmap getBitmap(ByteBuffer byteBuffer);
+    private native void release(ByteBuffer byteBuffer);
+    private native void getExifInfo(ByteBuffer byteBuffer, ByteBuffer exifInfo);
+
+    public LibRawJniWrapper()
+    {
+        byteBuffer = init();
+    }
+
+    public void openFile(String filepath)
+    {
+        openFile(byteBuffer,filepath);
+    }
+
+    public void openFile(int filedecriptor)
+    {
+        openFD(byteBuffer,filedecriptor);
+    }
+
+    public Bitmap getBitmap()
+    {
+        return getBitmap(byteBuffer);
+    }
+
+    public void release()
+    {
+        release(byteBuffer);
+    }
+
+    public void getExifInfo(ExifInfo exifInfo)
+    {
+        getExifInfo(byteBuffer,exifInfo.getByteBuffer());
+    }
+}

app/src/main/jni/freedcam/Android.mk

@@ -4,7 +4,7 @@ LOCAL_ARM_MODE := arm
 
 include $(CLEAR_VARS)
 LOCAL_MODULE    := libfreedcam
-LOCAL_SRC_FILES := RawToDng.cpp librawutils.cpp DngWriter.cpp DngStacker.cpp ExifInfo.cpp GpsInfo.cpp DngProfile.cpp CustomMatrix.cpp OpCode.cpp LibRawWrapper.cpp
+LOCAL_SRC_FILES := RawToDng.cpp librawutils.cpp DngWriter.cpp DngStacker.cpp ExifInfo.cpp GpsInfo.cpp DngProfile.cpp CustomMatrix.cpp OpCode.cpp LibRawWrapper.cpp LibRawJniWrapper.cpp
 LOCAL_CPPFLAGS := -fexceptions -Wno-c++11-narrowing -frtti -std=c++11 -fpic
 
 LOCAL_LDLIBS := -lz \

app/src/main/jni/freedcam/DngProfile.cpp

@@ -97,4 +97,4 @@ extern "C"
         DngProfile* dngProfile = (DngProfile*)env->GetDirectBufferAddress(javaHandler);
         return  env->NewStringUTF(dngProfile->bayerformat);
     }
-};
+}

app/src/main/jni/freedcam/LibRawJniWrapper.cpp

@@ -0,0 +1,48 @@
+//
+// Created by troop on 23.11.2020.
+//
+#include <jni.h>
+#include "LibRawWrapper.h"
+
+extern "C"
+{
+    JNIEXPORT jobject JNICALL Java_freed_jni_LibRawJniWrapper_init(JNIEnv *env, jobject thiz)
+    {
+        LibRawWrapper *writer = new LibRawWrapper();
+        return env->NewDirectByteBuffer(writer, 0);
+    }
+
+    JNIEXPORT void JNICALL Java_freed_jni_LibRawJniWrapper_openFile(JNIEnv *env, jobject thiz, jobject byte_buffer, jstring filename)
+    {
+        LibRawWrapper* writer = (LibRawWrapper*)env->GetDirectBufferAddress(byte_buffer);
+        jboolean bIsCopy;
+        const char *strFilename = (env)->GetStringUTFChars(filename, &bIsCopy);
+        writer->openFile(strFilename);
+        (env)->ReleaseStringUTFChars(filename, strFilename);
+    }
+
+    JNIEXPORT void JNICALL Java_freed_jni_LibRawJniWrapper_openFD(JNIEnv *env, jobject thiz, jobject byte_buffer, jint fd)
+    {
+        LibRawWrapper* writer = (LibRawWrapper*)env->GetDirectBufferAddress(byte_buffer);
+        writer->openFD(fd);
+    }
+
+    JNIEXPORT jobject JNICALL Java_freed_jni_LibRawJniWrapper_getBitmap(JNIEnv *env, jobject thiz, jobject byte_buffer)
+    {
+        LibRawWrapper* writer = (LibRawWrapper*)env->GetDirectBufferAddress(byte_buffer);
+        return writer->getBitmap(env);
+    }
+
+    JNIEXPORT void JNICALL Java_freed_jni_LibRawJniWrapper_release(JNIEnv *env, jobject thiz, jobject byte_buffer) {
+        LibRawWrapper* writer = (LibRawWrapper*)env->GetDirectBufferAddress(byte_buffer);
+        writer->recycle();
+        delete writer;
+    }
+
+    JNIEXPORT void JNICALL Java_freed_jni_LibRawJniWrapper_getExifInfo(JNIEnv *env, jobject thiz, jobject byte_buffer, jobject exif_info)
+    {
+        LibRawWrapper* writer = (LibRawWrapper*)env->GetDirectBufferAddress(byte_buffer);
+        ExifInfo * exifInfo = (ExifInfo*)env->GetDirectBufferAddress(exif_info);
+        writer->getExifInfo(exifInfo);
+    }
+}