1/* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17/** 18 * @addtogroup NativeActivity Native Activity 19 * @{ 20 */ 21 22/** 23 * @file native_window_jni.h 24 */ 25 26#ifndef ANDROID_NATIVE_WINDOW_JNI_H 27#define ANDROID_NATIVE_WINDOW_JNI_H 28 29#include <sys/cdefs.h> 30 31#include <android/native_window.h> 32 33#include <jni.h> 34 35#ifdef __cplusplus 36extern "C" { 37#endif 38 39/** 40 * Return the ANativeWindow associated with a Java Surface object, 41 * for interacting with it through native code. This acquires a reference 42 * on the ANativeWindow that is returned; be sure to use ANativeWindow_release() 43 * when done with it so that it doesn't leak. 44 */ 45ANativeWindow* ANativeWindow_fromSurface(JNIEnv* env, jobject surface); 46 47#if __ANDROID_API__ >= 13 48/** 49 * Return the ANativeWindow associated with a Java SurfaceTexture object, 50 * for interacting with it through native code. This acquires a reference 51 * on the ANativeWindow that is returned; be sure to use ANativeWindow_release() 52 * when done with it so that it doesn't leak. 53 */ 54ANativeWindow* ANativeWindow_fromSurfaceTexture(JNIEnv* env, jobject surfaceTexture); 55#endif 56 57#if __ANDROID_API__ >= 26 58/** 59 * Return a Java Surface object derived from the ANativeWindow, for interacting 60 * with it through Java code. The returned Java object acquires a reference on 61 * the ANativeWindow; maintains it through general Java object's life cycle; 62 * and will automatically release the reference when the Java object gets garbage 63 * collected. 64 */ 65jobject ANativeWindow_toSurface(JNIEnv* env, ANativeWindow* window); 66#endif 67 68#ifdef __cplusplus 69}; 70#endif 71 72#endif // ANDROID_NATIVE_WINDOW_H 73 74/** @} */ 75