1227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks/* Copyright (C) 2013 The Android Open Source Project 2227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * 3227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * Licensed under the Apache License, Version 2.0 (the "License"); 4227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * you may not use this file except in compliance with the License. 5227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * You may obtain a copy of the License at 6227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * 7227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * http://www.apache.org/licenses/LICENSE-2.0 8227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * 9227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * Unless required by applicable law or agreed to in writing, software 10227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * distributed under the License is distributed on an "AS IS" BASIS, 11227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * See the License for the specific language governing permissions and 13227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks * limitations under the License. 14227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks */ 15227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 16227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks// Native function to extract contrast from image (handed down as ByteBuffer). 17227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 18227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks#ifndef ANDROID_FILTERFW_JNI_CONTRAST_H 19227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks#define ANDROID_FILTERFW_JNI_CONTRAST_H 20227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 21227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks#include <jni.h> 22227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 23227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks#ifdef __cplusplus 24227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricksextern "C" { 25227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks#endif 26227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 27227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks JNIEXPORT jfloat JNICALL 28227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks Java_androidx_media_filterfw_samples_simplecamera_ContrastRatioFilter_contrastOperator( 29227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks JNIEnv* env, jclass clazz, jint width, jint height, jobject imageBuffer); 30227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 31227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks#ifdef __cplusplus 32227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks} 33227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks#endif 34227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 35227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks#endif // ANDROID_FILTERFW_JNI_CONTRAST_H 36227b47625d7482b5b47ad0e4c70ce0a246236adeBenjamin Hendricks 37