90 lines
3.0 KiB
C++
90 lines
3.0 KiB
C++
/*
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* Copyright 2016 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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#ifndef ANDROID_HARDWARE_GRAPHICS_ALLOCATOR_V2_0_GRALLOC1ALLOCATOR_H
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#define ANDROID_HARDWARE_GRAPHICS_ALLOCATOR_V2_0_GRALLOC1ALLOCATOR_H
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#include <android/hardware/graphics/allocator/2.0/IAllocator.h>
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#include <android/hardware/graphics/mapper/2.0/IMapper.h>
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#include <hardware/gralloc1.h>
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namespace android {
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namespace hardware {
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namespace graphics {
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namespace allocator {
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namespace V2_0 {
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namespace implementation {
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using android::hardware::graphics::mapper::V2_0::IMapper;
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using android::hardware::graphics::mapper::V2_0::BufferDescriptor;
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using android::hardware::graphics::mapper::V2_0::Error;
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class Gralloc1Allocator : public IAllocator {
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public:
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Gralloc1Allocator(const hw_module_t* module);
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virtual ~Gralloc1Allocator();
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// IAllocator interface
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Return<void> dumpDebugInfo(dumpDebugInfo_cb hidl_cb) override;
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Return<void> allocate(const BufferDescriptor& descriptor, uint32_t count,
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allocate_cb hidl_cb) override;
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private:
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void initCapabilities();
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template <typename T>
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void initDispatch(gralloc1_function_descriptor_t desc, T* outPfn);
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void initDispatch();
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static Error toError(int32_t error);
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static uint64_t toProducerUsage(uint64_t usage);
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static uint64_t toConsumerUsage(uint64_t usage);
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Error createDescriptor(const IMapper::BufferDescriptorInfo& info,
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gralloc1_buffer_descriptor_t* outDescriptor);
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Error allocateOne(gralloc1_buffer_descriptor_t descriptor,
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buffer_handle_t* outBuffer, uint32_t* outStride);
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gralloc1_device_t* mDevice;
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struct {
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bool layeredBuffers;
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} mCapabilities;
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struct {
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GRALLOC1_PFN_DUMP dump;
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GRALLOC1_PFN_CREATE_DESCRIPTOR createDescriptor;
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GRALLOC1_PFN_DESTROY_DESCRIPTOR destroyDescriptor;
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GRALLOC1_PFN_SET_DIMENSIONS setDimensions;
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GRALLOC1_PFN_SET_FORMAT setFormat;
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GRALLOC1_PFN_SET_LAYER_COUNT setLayerCount;
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GRALLOC1_PFN_SET_CONSUMER_USAGE setConsumerUsage;
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GRALLOC1_PFN_SET_PRODUCER_USAGE setProducerUsage;
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GRALLOC1_PFN_GET_STRIDE getStride;
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GRALLOC1_PFN_ALLOCATE allocate;
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GRALLOC1_PFN_RELEASE release;
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} mDispatch;
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};
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} // namespace implementation
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} // namespace V2_0
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} // namespace allocator
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} // namespace graphics
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} // namespace hardware
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} // namespace android
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#endif // ANDROID_HARDWARE_GRAPHICS_ALLOCATOR_V2_0_GRALLOC1ALLOCATOR_H
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