425 

   426 /*

   427  * Class:     sun_lwawt_macosx_CImage

   428  * Method:    nativeGetPlatformImageBytes

   429  * Signature: ([III)[B

   430  */

   431 JNIEXPORT jbyteArray JNICALL Java_sun_lwawt_macosx_CImage_nativeGetPlatformImageBytes

   432 (JNIEnv *env, jclass klass, jintArray buffer, jint width, jint height)

   433 {

   434     jbyteArray result = 0L;

   435 

   436     JNF_COCOA_ENTER(env);

   437 

   438     NSBitmapImageRep* imageRep = [CImage_CreateImageRep(env, buffer, width, height) autorelease];

   439     if (imageRep) {

   440         NSData *tiffImage = [imageRep TIFFRepresentation];

   441         jsize tiffSize = (jsize)[tiffImage length];

   442         result = (*env)->NewByteArray(env, tiffSize);

   443         CHECK_NULL_RETURN(result, nil);

   444         jbyte *tiffData = (jbyte *)(*env)->GetPrimitiveArrayCritical(env, result, 0);

   445         CHECK_NULL_RETURN(tiffData, nil);

   446         [tiffImage getBytes:tiffData];

   447         (*env)->ReleasePrimitiveArrayCritical(env, result, tiffData, 0);

   448     }

   449 

   450     JNF_COCOA_EXIT(env);

   451 

   452     return result;

   453 }

   454 

   455 /*

   456  * Class:     sun_lwawt_macosx_CImage

   457  * Method:    nativeCreateNSImageFromBytes

   458  * Signature: ([B)J

   459  */

   460 JNIEXPORT jlong JNICALL Java_sun_lwawt_macosx_CImage_nativeCreateNSImageFromBytes

   461 (JNIEnv *env, jclass klass, jbyteArray sourceData)

   462 {

   463     jlong result = 0L;

   464     CHECK_NULL_RETURN(sourceData, 0L);

   465 

   466     JNF_COCOA_ENTER(env);

   467 

   468     jsize sourceSize = (*env)->GetArrayLength(env, sourceData);

   469     if (sourceSize == 0) return 0L;

   470 

   471     jbyte *sourceBytes = (*env)->GetPrimitiveArrayCritical(env, sourceData, NULL);

   472     CHECK_NULL_RETURN(sourceBytes, 0L);

   473     NSData *rawData = [NSData dataWithBytes:sourceBytes length:sourceSize];

   474     NSImage *newImage = [[NSImage alloc] initWithData:rawData];

   475 

   476     (*env)->ReleasePrimitiveArrayCritical(env, sourceData, sourceBytes, JNI_ABORT);

   477     CHECK_NULL_RETURN(newImage, 0L);

   478 

   479     result = ptr_to_jlong(newImage);

   480     JNF_COCOA_EXIT(env);

   481 

   482     return result;

   483 }