1 /* Copyright (C) 2013 The Android Open Source Project 2 * 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 // Native function to extract exposure from image (handed down as ByteBuffer). 17 18 #ifndef ANDROID_FILTERFW_JNI_EXPOSURE_H 19 #define ANDROID_FILTERFW_JNI_EXPOSURE_H 20 21 #include <jni.h> 22 23 #ifdef __cplusplus 24 extern "C" { 25 #endif 26 27 JNIEXPORT jfloat JNICALL 28 Java_androidx_media_filterfw_samples_simplecamera_ExposureFilter_underExposureOperator( 29 JNIEnv* env, jclass clazz, jint width, jint height, jobject imageBuffer); 30 31 JNIEXPORT jfloat JNICALL 32 Java_androidx_media_filterfw_samples_simplecamera_ExposureFilter_overExposureOperator( 33 JNIEnv* env, jclass clazz, jint width, jint height, jobject imageBuffer); 34 #ifdef __cplusplus 35 } 36 #endif 37 38 #endif // ANDROID_FILTERFW_JNI_EXPOSURE_H 39 40