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 brightness from image (handed down as ByteBuffer).
17
18#ifndef ANDROID_FILTERFW_JNI_BRIGHTNESS_H
19#define ANDROID_FILTERFW_JNI_BRIGHTNESS_H
20
21#include <jni.h>
22
23#ifdef __cplusplus
24extern "C" {
25#endif
26
27    JNIEXPORT jfloat JNICALL
28    Java_androidx_media_filterfw_samples_simplecamera_AvgBrightnessFilter_brightnessOperator(
29        JNIEnv* env, jclass clazz, jint width, jint height, jobject imageBuffer);
30
31#ifdef __cplusplus
32}
33#endif
34
35#endif // ANDROID_FILTERFW_JNI_BRIGHTNESS_H
36
37