restoring binary compatibility with 2.4.1

modules/java/generator/src/cpp/utils.cpp

@@ -21,13 +21,13 @@ extern "C" {
 
 /*
  * Class:     org_opencv_android_Utils
- * Method:    void nBitmapToMat(Bitmap b, long m_addr, boolean unPremultiplyAlpha)
+ * Method:    void nBitmapToMat2(Bitmap b, long m_addr, boolean unPremultiplyAlpha)
  */
 
-JNIEXPORT void JNICALL Java_org_opencv_android_Utils_nBitmapToMat
+JNIEXPORT void JNICALL Java_org_opencv_android_Utils_nBitmapToMat2
   (JNIEnv * env, jclass, jobject bitmap, jlong m_addr, jboolean needUnPremultiplyAlpha);
 
-JNIEXPORT void JNICALL Java_org_opencv_android_Utils_nBitmapToMat
+JNIEXPORT void JNICALL Java_org_opencv_android_Utils_nBitmapToMat2
   (JNIEnv * env, jclass, jobject bitmap, jlong m_addr, jboolean needUnPremultiplyAlpha)
 {
     AndroidBitmapInfo  info;
@@ -72,14 +72,25 @@ JNIEXPORT void JNICALL Java_org_opencv_android_Utils_nBitmapToMat
         }
 }
 
+// old signature is left for binary compatibility with 2.4.0 & 2.4.1, to removed in 2.5
+JNIEXPORT void JNICALL Java_org_opencv_android_Utils_nBitmapToMat
+  (JNIEnv * env, jclass, jobject bitmap, jlong m_addr);
+
+JNIEXPORT void JNICALL Java_org_opencv_android_Utils_nBitmapToMat
+  (JNIEnv * env, jclass, jobject bitmap, jlong m_addr)
+{
+    Java_org_opencv_android_Utils_nBitmapToMat2(env, 0, bitmap, m_addr, false);
+}  
+
 /*
  * Class:     org_opencv_android_Utils
- * Method:    void nMatToBitmap(long m_addr, Bitmap b, boolean premultiplyAlpha)
+ * Method:    void nMatToBitmap2(long m_addr, Bitmap b, boolean premultiplyAlpha)
  */
-JNIEXPORT void JNICALL Java_org_opencv_android_Utils_nMatToBitmap
+
+JNIEXPORT void JNICALL Java_org_opencv_android_Utils_nMatToBitmap2
   (JNIEnv * env, jclass, jlong m_addr, jobject bitmap, jboolean needPremultiplyAlpha);
 
-JNIEXPORT void JNICALL Java_org_opencv_android_Utils_nMatToBitmap
+JNIEXPORT void JNICALL Java_org_opencv_android_Utils_nMatToBitmap2
   (JNIEnv * env, jclass, jlong m_addr, jobject bitmap, jboolean needPremultiplyAlpha)
 {
     AndroidBitmapInfo  info;
@@ -143,4 +154,14 @@ JNIEXPORT void JNICALL Java_org_opencv_android_Utils_nMatToBitmap
         }
 }
 
+// old signature is left for binary compatibility with 2.4.0 & 2.4.1, to removed in 2.5
+JNIEXPORT void JNICALL Java_org_opencv_android_Utils_nMatToBitmap
+  (JNIEnv * env, jclass, jlong m_addr, jobject bitmap);
+
+JNIEXPORT void JNICALL Java_org_opencv_android_Utils_nMatToBitmap
+  (JNIEnv * env, jclass, jlong m_addr, jobject bitmap)
+{
+    Java_org_opencv_android_Utils_nMatToBitmap2(env, 0, m_addr, bitmap, false);
+}
+
 } // extern "C"

modules/java/generator/src/java/android+Utils.java

@@ -90,7 +90,7 @@ public class Utils {
             throw new java.lang.IllegalArgumentException("bmp == null");
         if (mat == null)
             throw new java.lang.IllegalArgumentException("mat == null");
-        nBitmapToMat(bmp, mat.nativeObj, unPremultiplyAlpha);
+        nBitmapToMat2(bmp, mat.nativeObj, unPremultiplyAlpha);
     }
 
     /**
@@ -120,7 +120,7 @@ public class Utils {
             throw new java.lang.IllegalArgumentException("mat == null");
         if (bmp == null)
             throw new java.lang.IllegalArgumentException("bmp == null");
-        nMatToBitmap(mat.nativeObj, bmp, premultiplyAlpha);
+        nMatToBitmap2(mat.nativeObj, bmp, premultiplyAlpha);
     }
 
     /**
@@ -138,7 +138,7 @@ public class Utils {
         System.loadLibrary("opencv_java");
     }
 
-    private static native void nBitmapToMat(Bitmap b, long m_addr, boolean unPremultiplyAlpha);
+    private static native void nBitmapToMat2(Bitmap b, long m_addr, boolean unPremultiplyAlpha);
 
-    private static native void nMatToBitmap(long m_addr, Bitmap b, boolean premultiplyAlpha);
+    private static native void nMatToBitmap2(long m_addr, Bitmap b, boolean premultiplyAlpha);
 }