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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 #include <android/hardware_buffer.h>
19 
20 #include <jni.h>
21 
22 #include <android/hardware_buffer_jni.h>
23 #include <utils/Errors.h>
24 
25 #define LOG_TAG "HardwareBufferTest"
26 
android_hardware_HardwareBuffer_nativeCreateHardwareBuffer(JNIEnv * env,jclass,jint width,jint height,jint format,jint layers,jlong usage)27 static jobject android_hardware_HardwareBuffer_nativeCreateHardwareBuffer(JNIEnv* env, jclass,
28         jint width, jint height, jint format, jint layers, jlong usage) {
29     AHardwareBuffer* buffer = NULL;
30     AHardwareBuffer_Desc desc = {};
31 
32     desc.width = width;
33     desc.height = height;
34     desc.layers = layers;
35     desc.usage = usage;
36     desc.format = format;
37     int res = AHardwareBuffer_allocate(&desc, &buffer);
38     if (res == android::NO_ERROR) {
39         return AHardwareBuffer_toHardwareBuffer(env, buffer);
40     } else {
41         return 0;
42     }
43 }
44 
android_hardware_HardwareBuffer_nativeReleaseHardwareBuffer(JNIEnv * env,jclass,jobject hardwareBufferObj)45 static void android_hardware_HardwareBuffer_nativeReleaseHardwareBuffer(JNIEnv* env, jclass,
46         jobject hardwareBufferObj) {
47     AHardwareBuffer* buffer = AHardwareBuffer_fromHardwareBuffer(env, hardwareBufferObj);
48     AHardwareBuffer_release(buffer);
49 }
50 
51 static JNINativeMethod gMethods[] = {
52     { "nativeCreateHardwareBuffer", "(IIIIJ)Landroid/hardware/HardwareBuffer;",
53             (void *) android_hardware_HardwareBuffer_nativeCreateHardwareBuffer },
54     { "nativeReleaseHardwareBuffer", "(Landroid/hardware/HardwareBuffer;)V",
55            (void *) android_hardware_HardwareBuffer_nativeReleaseHardwareBuffer },
56 };
57 
register_android_hardware_cts_HardwareBufferTest(JNIEnv * env)58 int register_android_hardware_cts_HardwareBufferTest(JNIEnv* env)
59 {
60     jclass clazz = env->FindClass("android/hardware/cts/HardwareBufferTest");
61     return env->RegisterNatives(clazz, gMethods,
62             sizeof(gMethods) / sizeof(JNINativeMethod));
63 }
64