android.ndk.hardware_buffer

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  * @addtogroup AHardwareBuffer
19  * @{
20  */
21 
22 /**
23  * @file hardware_buffer_jni.h
24  * @brief JNI glue for native hardware buffers.
25  */
26 
27 module android.ndk.hardware_buffer_jni;
28 
29 import arsd.jni;
30 import android.ndk;
31 
32 extern (C):
33 nothrow:
34 @nogc:
35 
36 /**
37  * Return the AHardwareBuffer wrapped by a Java HardwareBuffer object.
38  *
39  * This method does not acquire any additional reference to the AHardwareBuffer
40  * that is returned. To keep the AHardwareBuffer live after the Java
41  * HardwareBuffer object got garbage collected, be sure to use AHardwareBuffer_acquire()
42  * to acquire an additional reference.
43  */
44 AHardwareBuffer* AHardwareBuffer_fromHardwareBuffer (
45     JNIEnv* env,
46     jobject hardwareBufferObj);
47 
48 /**
49  * Return a new Java HardwareBuffer object that wraps the passed native
50  * AHardwareBuffer object.
51  */
52 jobject AHardwareBuffer_toHardwareBuffer (
53     JNIEnv* env,
54     AHardwareBuffer* hardwareBuffer);
55 
56 // ANDROID_HARDWARE_BUFFER_JNI_H
57 
58 /** @} */