1 /* 2 * Copyright (C) 2017 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 * @file hardware_buffer_jni.h 19 */ 20 21 #ifndef ANDROID_HARDWARE_BUFFER_JNI_H 22 #define ANDROID_HARDWARE_BUFFER_JNI_H 23 24 #include <sys/cdefs.h> 25 26 #include <android/hardware_buffer.h> 27 28 #include <jni.h> 29 30 __BEGIN_DECLS 31 32 /** 33 * Return the AHardwareBuffer associated with a Java HardwareBuffer object, 34 * for interacting with it through native code. This acquires a reference 35 * on the AHardwareBuffer that is returned; be sure to use 36 * AHardwareBuffer_release() when done with it so that it doesn't leak. 37 */ 38 AHardwareBuffer* AHardwareBuffer_fromHardwareBuffer(JNIEnv* env, 39 jobject hardwareBufferObj); 40 41 /** 42 * Return a new Java HardwareBuffer object that wraps the passed native 43 * AHardwareBuffer object. 44 */ 45 jobject AHardwareBuffer_toHardwareBuffer(JNIEnv* env, 46 AHardwareBuffer* hardwareBuffer); 47 48 __END_DECLS 49 50 #endif // ANDROID_HARDWARE_BUFFER_JNI_H 51