68 lines
2.7 KiB
C++
Executable File
68 lines
2.7 KiB
C++
Executable File
/*
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* Copyright (C) 2022 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "HardwareBufferHelpers.h"
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#include <dlfcn.h>
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#include <log/log.h>
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#ifdef __ANDROID__
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typedef AHardwareBuffer* (*AHB_from_HB)(JNIEnv*, jobject);
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typedef jobject (*AHB_to_HB)(JNIEnv*, AHardwareBuffer*);
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static AHB_from_HB fromHardwareBuffer = nullptr;
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static AHB_to_HB toHardwareBuffer = nullptr;
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#endif
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void android::uirenderer::HardwareBufferHelpers::init() {
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#ifdef __ANDROID__ // Layoutlib does not support graphic buffer or parcel
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void* handle_ = dlopen("libandroid.so", RTLD_NOW | RTLD_NODELETE);
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fromHardwareBuffer = (AHB_from_HB)dlsym(handle_, "AHardwareBuffer_fromHardwareBuffer");
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LOG_ALWAYS_FATAL_IF(fromHardwareBuffer == nullptr,
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"Failed to find required symbol AHardwareBuffer_fromHardwareBuffer!");
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toHardwareBuffer = (AHB_to_HB)dlsym(handle_, "AHardwareBuffer_toHardwareBuffer");
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LOG_ALWAYS_FATAL_IF(toHardwareBuffer == nullptr,
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" Failed to find required symbol AHardwareBuffer_toHardwareBuffer!");
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#endif
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}
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AHardwareBuffer* android::uirenderer::HardwareBufferHelpers::AHardwareBuffer_fromHardwareBuffer(
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JNIEnv* env, jobject hardwarebuffer) {
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#ifdef __ANDROID__
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LOG_ALWAYS_FATAL_IF(fromHardwareBuffer == nullptr,
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"Failed to find symbol AHardwareBuffer_fromHardwareBuffer, did you forget "
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"to call HardwareBufferHelpers::init?");
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return fromHardwareBuffer(env, hardwarebuffer);
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#else
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ALOGE("ERROR attempting to invoke AHardwareBuffer_fromHardwareBuffer on non Android "
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"configuration");
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return nullptr;
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#endif
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}
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jobject android::uirenderer::HardwareBufferHelpers::AHardwareBuffer_toHardwareBuffer(
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JNIEnv* env, AHardwareBuffer* ahardwarebuffer) {
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#ifdef __ANDROID__
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LOG_ALWAYS_FATAL_IF(toHardwareBuffer == nullptr,
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"Failed to find symbol AHardwareBuffer_toHardwareBuffer, did you forget to "
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"call HardwareBufferHelpers::init?");
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return toHardwareBuffer(env, ahardwarebuffer);
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#else
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ALOGE("ERROR attempting to invoke AHardwareBuffer_toHardwareBuffer on non Android "
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"configuration");
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return nullptr;
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#endif
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} |