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 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 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 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
