| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| //#define LOG_NDEBUG 0 |
| #define LOG_TAG "C2Buffer" |
| #include <utils/Log.h> |
| |
| #include <list> |
| #include <map> |
| #include <mutex> |
| |
| #include <C2AllocatorIon.h> |
| #include <C2AllocatorGralloc.h> |
| #include <C2BufferPriv.h> |
| #include <C2BlockInternal.h> |
| #include <bufferpool/ClientManager.h> |
| |
| namespace { |
| |
| using android::C2AllocatorGralloc; |
| using android::C2AllocatorIon; |
| using android::hardware::media::bufferpool::BufferPoolData; |
| using android::hardware::media::bufferpool::V1_0::ResultStatus; |
| using android::hardware::media::bufferpool::V1_0::implementation::BufferPoolAllocation; |
| using android::hardware::media::bufferpool::V1_0::implementation::BufferPoolAllocator; |
| using android::hardware::media::bufferpool::V1_0::implementation::ClientManager; |
| using android::hardware::media::bufferpool::V1_0::implementation::ConnectionId; |
| using android::hardware::media::bufferpool::V1_0::implementation::INVALID_CONNECTIONID; |
| |
| // This anonymous namespace contains the helper classes that allow our implementation to create |
| // block/buffer objects. |
| // |
| // Inherit from the parent, share with the friend. |
| class ReadViewBuddy : public C2ReadView { |
| using C2ReadView::C2ReadView; |
| friend class ::C2ConstLinearBlock; |
| }; |
| |
| class WriteViewBuddy : public C2WriteView { |
| using C2WriteView::C2WriteView; |
| friend class ::C2LinearBlock; |
| }; |
| |
| class ConstLinearBlockBuddy : public C2ConstLinearBlock { |
| using C2ConstLinearBlock::C2ConstLinearBlock; |
| friend class ::C2LinearBlock; |
| }; |
| |
| class LinearBlockBuddy : public C2LinearBlock { |
| using C2LinearBlock::C2LinearBlock; |
| friend class ::C2BasicLinearBlockPool; |
| }; |
| |
| class AcquirableReadViewBuddy : public C2Acquirable<C2ReadView> { |
| using C2Acquirable::C2Acquirable; |
| friend class ::C2ConstLinearBlock; |
| }; |
| |
| class AcquirableWriteViewBuddy : public C2Acquirable<C2WriteView> { |
| using C2Acquirable::C2Acquirable; |
| friend class ::C2LinearBlock; |
| }; |
| |
| class GraphicViewBuddy : public C2GraphicView { |
| using C2GraphicView::C2GraphicView; |
| friend class ::C2ConstGraphicBlock; |
| friend class ::C2GraphicBlock; |
| }; |
| |
| class AcquirableConstGraphicViewBuddy : public C2Acquirable<const C2GraphicView> { |
| using C2Acquirable::C2Acquirable; |
| friend class ::C2ConstGraphicBlock; |
| }; |
| |
| class AcquirableGraphicViewBuddy : public C2Acquirable<C2GraphicView> { |
| using C2Acquirable::C2Acquirable; |
| friend class ::C2GraphicBlock; |
| }; |
| |
| class ConstGraphicBlockBuddy : public C2ConstGraphicBlock { |
| using C2ConstGraphicBlock::C2ConstGraphicBlock; |
| friend class ::C2GraphicBlock; |
| }; |
| |
| class GraphicBlockBuddy : public C2GraphicBlock { |
| using C2GraphicBlock::C2GraphicBlock; |
| friend class ::C2BasicGraphicBlockPool; |
| }; |
| |
| class BufferDataBuddy : public C2BufferData { |
| using C2BufferData::C2BufferData; |
| friend class ::C2Buffer; |
| }; |
| |
| } // namespace |
| |
| /* ========================================== 1D BLOCK ========================================= */ |
| |
| /** |
| * This class is the base class for all 1D block and view implementations. |
| * |
| * This is basically just a placeholder for the underlying 1D allocation and the range of the |
| * alloted portion to this block. There is also a placeholder for a blockpool data. |
| */ |
| class C2_HIDE _C2Block1DImpl : public _C2LinearRangeAspect { |
| public: |
| _C2Block1DImpl(const std::shared_ptr<C2LinearAllocation> &alloc, |
| const std::shared_ptr<_C2BlockPoolData> &poolData = nullptr, |
| size_t offset = 0, size_t size = ~(size_t)0) |
| : _C2LinearRangeAspect(alloc.get(), offset, size), |
| mAllocation(alloc), |
| mPoolData(poolData) { } |
| |
| _C2Block1DImpl(const _C2Block1DImpl &other, size_t offset = 0, size_t size = ~(size_t)0) |
| : _C2LinearRangeAspect(&other, offset, size), |
| mAllocation(other.mAllocation), |
| mPoolData(other.mPoolData) { } |
| |
| /** returns pool data */ |
| std::shared_ptr<_C2BlockPoolData> poolData() const { |
| return mPoolData; |
| } |
| |
| /** returns native handle */ |
| const C2Handle *handle() const { |
| return mAllocation ? mAllocation->handle() : nullptr; |
| } |
| |
| /** returns the allocator's ID */ |
| C2Allocator::id_t getAllocatorId() const { |
| // BAD_ID can only happen if this Impl class is initialized for a view - never for a block. |
| return mAllocation ? mAllocation->getAllocatorId() : C2Allocator::BAD_ID; |
| } |
| |
| std::shared_ptr<C2LinearAllocation> getAllocation() const { |
| return mAllocation; |
| } |
| |
| private: |
| std::shared_ptr<C2LinearAllocation> mAllocation; |
| std::shared_ptr<_C2BlockPoolData> mPoolData; |
| }; |
| |
| /** |
| * This class contains the mapped data pointer, and the potential error. |
| * |
| * range is the mapped range of the underlying allocation (which is part of the allotted |
| * range). |
| */ |
| class C2_HIDE _C2MappedBlock1DImpl : public _C2Block1DImpl { |
| public: |
| _C2MappedBlock1DImpl(const _C2Block1DImpl &block, uint8_t *data, |
| size_t offset = 0, size_t size = ~(size_t)0) |
| : _C2Block1DImpl(block, offset, size), mData(data), mError(C2_OK) { } |
| |
| _C2MappedBlock1DImpl(c2_status_t error) |
| : _C2Block1DImpl(nullptr), mData(nullptr), mError(error) { |
| // CHECK(error != C2_OK); |
| } |
| |
| const uint8_t *data() const { |
| return mData; |
| } |
| |
| uint8_t *data() { |
| return mData; |
| } |
| |
| c2_status_t error() const { |
| return mError; |
| } |
| |
| private: |
| uint8_t *mData; |
| c2_status_t mError; |
| }; |
| |
| /** |
| * Block implementation. |
| */ |
| class C2Block1D::Impl : public _C2Block1DImpl { |
| using _C2Block1DImpl::_C2Block1DImpl; |
| }; |
| |
| const C2Handle *C2Block1D::handle() const { |
| return mImpl->handle(); |
| }; |
| |
| C2Allocator::id_t C2Block1D::getAllocatorId() const { |
| return mImpl->getAllocatorId(); |
| }; |
| |
| C2Block1D::C2Block1D(std::shared_ptr<Impl> impl, const _C2LinearRangeAspect &range) |
| // always clamp subrange to parent (impl) range for safety |
| : _C2LinearRangeAspect(impl.get(), range.offset(), range.size()), mImpl(impl) { |
| } |
| |
| /** |
| * Read view implementation. |
| * |
| * range of Impl is the mapped range of the underlying allocation (which is part of the allotted |
| * range). range of View is 0 to capacity() (not represented as an actual range). This maps to a |
| * subrange of Impl range starting at mImpl->offset() + _mOffset. |
| */ |
| class C2ReadView::Impl : public _C2MappedBlock1DImpl { |
| using _C2MappedBlock1DImpl::_C2MappedBlock1DImpl; |
| }; |
| |
| C2ReadView::C2ReadView(std::shared_ptr<Impl> impl, uint32_t offset, uint32_t size) |
| : _C2LinearCapacityAspect(C2LinearCapacity(impl->size()).range(offset, size).size()), |
| mImpl(impl), |
| mOffset(C2LinearCapacity(impl->size()).range(offset, size).offset()) { } |
| |
| C2ReadView::C2ReadView(c2_status_t error) |
| : _C2LinearCapacityAspect(0u), mImpl(std::make_shared<Impl>(error)), mOffset(0u) { |
| // CHECK(error != C2_OK); |
| } |
| |
| const uint8_t *C2ReadView::data() const { |
| return mImpl->error() ? nullptr : mImpl->data() + mOffset; |
| } |
| |
| c2_status_t C2ReadView::error() const { |
| return mImpl->error(); |
| } |
| |
| C2ReadView C2ReadView::subView(size_t offset, size_t size) const { |
| C2LinearRange subRange(*this, offset, size); |
| return C2ReadView(mImpl, mOffset + subRange.offset(), subRange.size()); |
| } |
| |
| /** |
| * Write view implementation. |
| */ |
| class C2WriteView::Impl : public _C2MappedBlock1DImpl { |
| using _C2MappedBlock1DImpl::_C2MappedBlock1DImpl; |
| }; |
| |
| C2WriteView::C2WriteView(std::shared_ptr<Impl> impl) |
| // UGLY: _C2LinearRangeAspect requires a bona-fide object for capacity to prevent spoofing, so |
| // this is what we have to do. |
| // TODO: use childRange |
| : _C2EditableLinearRangeAspect(std::make_unique<C2LinearCapacity>(impl->size()).get()), mImpl(impl) { } |
| |
| C2WriteView::C2WriteView(c2_status_t error) |
| : _C2EditableLinearRangeAspect(nullptr), mImpl(std::make_shared<Impl>(error)) {} |
| |
| uint8_t *C2WriteView::base() { return mImpl->data(); } |
| |
| uint8_t *C2WriteView::data() { return mImpl->data() + offset(); } |
| |
| c2_status_t C2WriteView::error() const { return mImpl->error(); } |
| |
| /** |
| * Const linear block implementation. |
| */ |
| C2ConstLinearBlock::C2ConstLinearBlock(std::shared_ptr<Impl> impl, const _C2LinearRangeAspect &range, C2Fence fence) |
| : C2Block1D(impl, range), mFence(fence) { } |
| |
| C2Acquirable<C2ReadView> C2ConstLinearBlock::map() const { |
| void *base = nullptr; |
| uint32_t len = size(); |
| c2_status_t error = mImpl->getAllocation()->map( |
| offset(), len, { C2MemoryUsage::CPU_READ, 0 }, nullptr, &base); |
| // TODO: wait on fence |
| if (error == C2_OK) { |
| std::shared_ptr<ReadViewBuddy::Impl> rvi = std::shared_ptr<ReadViewBuddy::Impl>( |
| new ReadViewBuddy::Impl(*mImpl, (uint8_t *)base, offset(), len), |
| [base, len](ReadViewBuddy::Impl *i) { |
| (void)i->getAllocation()->unmap(base, len, nullptr); |
| delete i; |
| }); |
| return AcquirableReadViewBuddy(error, C2Fence(), ReadViewBuddy(rvi, 0, len)); |
| } else { |
| return AcquirableReadViewBuddy(error, C2Fence(), ReadViewBuddy(error)); |
| } |
| } |
| |
| C2ConstLinearBlock C2ConstLinearBlock::subBlock(size_t offset_, size_t size_) const { |
| C2LinearRange subRange(*mImpl, offset_, size_); |
| return C2ConstLinearBlock(mImpl, subRange, mFence); |
| } |
| |
| /** |
| * Linear block implementation. |
| */ |
| C2LinearBlock::C2LinearBlock(std::shared_ptr<Impl> impl, const _C2LinearRangeAspect &range) |
| : C2Block1D(impl, range) { } |
| |
| C2Acquirable<C2WriteView> C2LinearBlock::map() { |
| void *base = nullptr; |
| uint32_t len = size(); |
| c2_status_t error = mImpl->getAllocation()->map( |
| offset(), len, { C2MemoryUsage::CPU_READ, C2MemoryUsage::CPU_WRITE }, nullptr, &base); |
| // TODO: wait on fence |
| if (error == C2_OK) { |
| std::shared_ptr<WriteViewBuddy::Impl> rvi = std::shared_ptr<WriteViewBuddy::Impl>( |
| new WriteViewBuddy::Impl(*mImpl, (uint8_t *)base, 0, len), |
| [base, len](WriteViewBuddy::Impl *i) { |
| (void)i->getAllocation()->unmap(base, len, nullptr); |
| delete i; |
| }); |
| return AcquirableWriteViewBuddy(error, C2Fence(), WriteViewBuddy(rvi)); |
| } else { |
| return AcquirableWriteViewBuddy(error, C2Fence(), WriteViewBuddy(error)); |
| } |
| } |
| |
| C2ConstLinearBlock C2LinearBlock::share(size_t offset_, size_t size_, C2Fence fence) { |
| return ConstLinearBlockBuddy(mImpl, C2LinearRange(*this, offset_, size_), fence); |
| } |
| |
| C2BasicLinearBlockPool::C2BasicLinearBlockPool( |
| const std::shared_ptr<C2Allocator> &allocator) |
| : mAllocator(allocator) { } |
| |
| c2_status_t C2BasicLinearBlockPool::fetchLinearBlock( |
| uint32_t capacity, |
| C2MemoryUsage usage, |
| std::shared_ptr<C2LinearBlock> *block /* nonnull */) { |
| block->reset(); |
| |
| std::shared_ptr<C2LinearAllocation> alloc; |
| c2_status_t err = mAllocator->newLinearAllocation(capacity, usage, &alloc); |
| if (err != C2_OK) { |
| return err; |
| } |
| |
| *block = _C2BlockFactory::CreateLinearBlock(alloc); |
| |
| return C2_OK; |
| } |
| |
| struct C2_HIDE C2PooledBlockPoolData : _C2BlockPoolData { |
| |
| virtual type_t getType() const override { |
| return TYPE_BUFFERPOOL; |
| } |
| |
| void getBufferPoolData(std::shared_ptr<BufferPoolData> *data) const { |
| *data = mData; |
| } |
| |
| C2PooledBlockPoolData(const std::shared_ptr<BufferPoolData> &data) : mData(data) {} |
| |
| virtual ~C2PooledBlockPoolData() override {} |
| |
| private: |
| std::shared_ptr<BufferPoolData> mData; |
| }; |
| |
| bool _C2BlockFactory::GetBufferPoolData( |
| const std::shared_ptr<const _C2BlockPoolData> &data, |
| std::shared_ptr<BufferPoolData> *bufferPoolData) { |
| if (data && data->getType() == _C2BlockPoolData::TYPE_BUFFERPOOL) { |
| const std::shared_ptr<const C2PooledBlockPoolData> poolData = |
| std::static_pointer_cast<const C2PooledBlockPoolData>(data); |
| poolData->getBufferPoolData(bufferPoolData); |
| return true; |
| } |
| return false; |
| } |
| |
| std::shared_ptr<C2LinearBlock> _C2BlockFactory::CreateLinearBlock( |
| const std::shared_ptr<C2LinearAllocation> &alloc, |
| const std::shared_ptr<_C2BlockPoolData> &data, size_t offset, size_t size) { |
| std::shared_ptr<C2Block1D::Impl> impl = |
| std::make_shared<C2Block1D::Impl>(alloc, data, offset, size); |
| return std::shared_ptr<C2LinearBlock>(new C2LinearBlock(impl, *impl)); |
| } |
| |
| std::shared_ptr<_C2BlockPoolData> _C2BlockFactory::GetLinearBlockPoolData( |
| const C2Block1D &block) { |
| if (block.mImpl) { |
| return block.mImpl->poolData(); |
| } |
| return nullptr; |
| } |
| |
| std::shared_ptr<C2LinearBlock> _C2BlockFactory::CreateLinearBlock( |
| const C2Handle *handle) { |
| // TODO: get proper allocator? and mutex? |
| static std::unique_ptr<C2AllocatorIon> sAllocator = std::make_unique<C2AllocatorIon>(0); |
| |
| std::shared_ptr<C2LinearAllocation> alloc; |
| if (C2AllocatorIon::isValid(handle)) { |
| c2_status_t err = sAllocator->priorLinearAllocation(handle, &alloc); |
| if (err == C2_OK) { |
| std::shared_ptr<C2LinearBlock> block = _C2BlockFactory::CreateLinearBlock(alloc); |
| return block; |
| } |
| } |
| return nullptr; |
| } |
| |
| std::shared_ptr<C2LinearBlock> _C2BlockFactory::CreateLinearBlock( |
| const C2Handle *cHandle, const std::shared_ptr<BufferPoolData> &data) { |
| // TODO: get proper allocator? and mutex? |
| static std::unique_ptr<C2AllocatorIon> sAllocator = std::make_unique<C2AllocatorIon>(0); |
| |
| std::shared_ptr<C2LinearAllocation> alloc; |
| if (C2AllocatorIon::isValid(cHandle)) { |
| native_handle_t *handle = native_handle_clone(cHandle); |
| if (handle) { |
| c2_status_t err = sAllocator->priorLinearAllocation(handle, &alloc); |
| const std::shared_ptr<C2PooledBlockPoolData> poolData = |
| std::make_shared<C2PooledBlockPoolData>(data); |
| if (err == C2_OK && poolData) { |
| // TODO: config params? |
| std::shared_ptr<C2LinearBlock> block = |
| _C2BlockFactory::CreateLinearBlock(alloc, poolData); |
| return block; |
| } |
| } |
| } |
| return nullptr; |
| }; |
| |
| /** |
| * Wrapped C2Allocator which is injected to buffer pool on behalf of |
| * C2BlockPool. |
| */ |
| class _C2BufferPoolAllocator : public BufferPoolAllocator { |
| public: |
| _C2BufferPoolAllocator(const std::shared_ptr<C2Allocator> &allocator) |
| : mAllocator(allocator) {} |
| |
| ~_C2BufferPoolAllocator() override {} |
| |
| ResultStatus allocate(const std::vector<uint8_t> ¶ms, |
| std::shared_ptr<BufferPoolAllocation> *alloc, |
| size_t *allocSize) override; |
| |
| bool compatible(const std::vector<uint8_t> &newParams, |
| const std::vector<uint8_t> &oldParams) override; |
| |
| // Methods for codec2 component (C2BlockPool). |
| /** |
| * Transforms linear allocation parameters for C2Allocator to parameters |
| * for buffer pool. |
| * |
| * @param capacity size of linear allocation |
| * @param usage memory usage pattern for linear allocation |
| * @param params allocation parameters for buffer pool |
| */ |
| void getLinearParams(uint32_t capacity, C2MemoryUsage usage, |
| std::vector<uint8_t> *params); |
| |
| /** |
| * Transforms graphic allocation parameters for C2Allocator to parameters |
| * for buffer pool. |
| * |
| * @param width width of graphic allocation |
| * @param height height of graphic allocation |
| * @param format color format of graphic allocation |
| * @param params allocation parameter for buffer pool |
| */ |
| void getGraphicParams(uint32_t width, uint32_t height, |
| uint32_t format, C2MemoryUsage usage, |
| std::vector<uint8_t> *params); |
| |
| /** |
| * Transforms an existing native handle to an C2LinearAllcation. |
| * Wrapper to C2Allocator#priorLinearAllocation |
| */ |
| c2_status_t priorLinearAllocation( |
| const C2Handle *handle, |
| std::shared_ptr<C2LinearAllocation> *c2Allocation); |
| |
| /** |
| * Transforms an existing native handle to an C2GraphicAllcation. |
| * Wrapper to C2Allocator#priorGraphicAllocation |
| */ |
| c2_status_t priorGraphicAllocation( |
| const C2Handle *handle, |
| std::shared_ptr<C2GraphicAllocation> *c2Allocation); |
| |
| private: |
| static constexpr int kMaxIntParams = 5; // large enough number; |
| |
| enum AllocType : uint8_t { |
| ALLOC_NONE = 0, |
| |
| ALLOC_LINEAR, |
| ALLOC_GRAPHIC, |
| }; |
| |
| union AllocParams { |
| struct { |
| AllocType allocType; |
| C2MemoryUsage usage; |
| uint32_t params[kMaxIntParams]; |
| } data; |
| uint8_t array[0]; |
| |
| AllocParams() : data{ALLOC_NONE, {0, 0}, {0}} {} |
| AllocParams(C2MemoryUsage usage, uint32_t capacity) |
| : data{ALLOC_LINEAR, usage, {[0] = capacity}} {} |
| AllocParams( |
| C2MemoryUsage usage, |
| uint32_t width, uint32_t height, uint32_t format) |
| : data{ALLOC_GRAPHIC, usage, {width, height, format}} {} |
| }; |
| |
| const std::shared_ptr<C2Allocator> mAllocator; |
| }; |
| |
| struct LinearAllocationDtor { |
| LinearAllocationDtor(const std::shared_ptr<C2LinearAllocation> &alloc) |
| : mAllocation(alloc) {} |
| |
| void operator()(BufferPoolAllocation *poolAlloc) { delete poolAlloc; } |
| |
| const std::shared_ptr<C2LinearAllocation> mAllocation; |
| }; |
| |
| struct GraphicAllocationDtor { |
| GraphicAllocationDtor(const std::shared_ptr<C2GraphicAllocation> &alloc) |
| : mAllocation(alloc) {} |
| |
| void operator()(BufferPoolAllocation *poolAlloc) { delete poolAlloc; } |
| |
| const std::shared_ptr<C2GraphicAllocation> mAllocation; |
| }; |
| |
| ResultStatus _C2BufferPoolAllocator::allocate( |
| const std::vector<uint8_t> ¶ms, |
| std::shared_ptr<BufferPoolAllocation> *alloc, |
| size_t *allocSize) { |
| AllocParams c2Params; |
| memcpy(&c2Params, params.data(), std::min(sizeof(AllocParams), params.size())); |
| c2_status_t status = C2_BAD_VALUE; |
| switch(c2Params.data.allocType) { |
| case ALLOC_NONE: |
| break; |
| case ALLOC_LINEAR: { |
| std::shared_ptr<C2LinearAllocation> c2Linear; |
| status = mAllocator->newLinearAllocation( |
| c2Params.data.params[0], c2Params.data.usage, &c2Linear); |
| if (status == C2_OK && c2Linear) { |
| BufferPoolAllocation *ptr = new BufferPoolAllocation(c2Linear->handle()); |
| if (ptr) { |
| *alloc = std::shared_ptr<BufferPoolAllocation>( |
| ptr, LinearAllocationDtor(c2Linear)); |
| if (*alloc) { |
| *allocSize = (size_t)c2Params.data.params[0]; |
| return ResultStatus::OK; |
| } |
| delete ptr; |
| } |
| return ResultStatus::NO_MEMORY; |
| } |
| break; |
| } |
| case ALLOC_GRAPHIC: { |
| std::shared_ptr<C2GraphicAllocation> c2Graphic; |
| status = mAllocator->newGraphicAllocation( |
| c2Params.data.params[0], |
| c2Params.data.params[1], |
| c2Params.data.params[2], |
| c2Params.data.usage, &c2Graphic); |
| if (status == C2_OK && c2Graphic) { |
| BufferPoolAllocation *ptr = new BufferPoolAllocation(c2Graphic->handle()); |
| if (ptr) { |
| *alloc = std::shared_ptr<BufferPoolAllocation>( |
| ptr, GraphicAllocationDtor(c2Graphic)); |
| if (*alloc) { |
| *allocSize = c2Params.data.params[0] * c2Params.data.params[1]; |
| return ResultStatus::OK; |
| } |
| delete ptr; |
| } |
| return ResultStatus::NO_MEMORY; |
| } |
| break; |
| } |
| default: |
| break; |
| } |
| return ResultStatus::CRITICAL_ERROR; |
| } |
| |
| bool _C2BufferPoolAllocator::compatible( |
| const std::vector<uint8_t> &newParams, |
| const std::vector<uint8_t> &oldParams) { |
| AllocParams newAlloc; |
| AllocParams oldAlloc; |
| memcpy(&newAlloc, newParams.data(), std::min(sizeof(AllocParams), newParams.size())); |
| memcpy(&oldAlloc, oldParams.data(), std::min(sizeof(AllocParams), oldParams.size())); |
| |
| // TODO: support not exact matching. e.g) newCapacity < oldCapacity |
| if (newAlloc.data.allocType == oldAlloc.data.allocType && |
| newAlloc.data.usage.expected == oldAlloc.data.usage.expected) { |
| for (int i = 0; i < kMaxIntParams; ++i) { |
| if (newAlloc.data.params[i] != oldAlloc.data.params[i]) { |
| return false; |
| } |
| } |
| return true; |
| } |
| return false; |
| } |
| |
| void _C2BufferPoolAllocator::getLinearParams( |
| uint32_t capacity, C2MemoryUsage usage, std::vector<uint8_t> *params) { |
| AllocParams c2Params(usage, capacity); |
| params->assign(c2Params.array, c2Params.array + sizeof(AllocParams)); |
| } |
| |
| void _C2BufferPoolAllocator::getGraphicParams( |
| uint32_t width, uint32_t height, uint32_t format, C2MemoryUsage usage, |
| std::vector<uint8_t> *params) { |
| AllocParams c2Params(usage, width, height, format); |
| params->assign(c2Params.array, c2Params.array + sizeof(AllocParams)); |
| } |
| |
| c2_status_t _C2BufferPoolAllocator::priorLinearAllocation( |
| const C2Handle *handle, |
| std::shared_ptr<C2LinearAllocation> *c2Allocation) { |
| return mAllocator->priorLinearAllocation(handle, c2Allocation); |
| } |
| |
| c2_status_t _C2BufferPoolAllocator::priorGraphicAllocation( |
| const C2Handle *handle, |
| std::shared_ptr<C2GraphicAllocation> *c2Allocation) { |
| return mAllocator->priorGraphicAllocation(handle, c2Allocation); |
| } |
| |
| class C2PooledBlockPool::Impl { |
| public: |
| Impl(const std::shared_ptr<C2Allocator> &allocator) |
| : mInit(C2_OK), |
| mBufferPoolManager(ClientManager::getInstance()), |
| mAllocator(std::make_shared<_C2BufferPoolAllocator>(allocator)) { |
| if (mAllocator && mBufferPoolManager) { |
| if (mBufferPoolManager->create( |
| mAllocator, &mConnectionId) == ResultStatus::OK) { |
| return; |
| } |
| } |
| mInit = C2_NO_INIT; |
| } |
| |
| ~Impl() { |
| if (mInit == C2_OK) { |
| mBufferPoolManager->close(mConnectionId); |
| } |
| } |
| |
| c2_status_t fetchLinearBlock( |
| uint32_t capacity, C2MemoryUsage usage, |
| std::shared_ptr<C2LinearBlock> *block /* nonnull */) { |
| block->reset(); |
| if (mInit != C2_OK) { |
| return mInit; |
| } |
| std::vector<uint8_t> params; |
| mAllocator->getLinearParams(capacity, usage, ¶ms); |
| std::shared_ptr<BufferPoolData> bufferPoolData; |
| native_handle_t *cHandle = nullptr; |
| ResultStatus status = mBufferPoolManager->allocate( |
| mConnectionId, params, &cHandle, &bufferPoolData); |
| if (status == ResultStatus::OK) { |
| native_handle_t *handle = native_handle_clone(cHandle); |
| if (handle) { |
| std::shared_ptr<C2LinearAllocation> alloc; |
| std::shared_ptr<C2PooledBlockPoolData> poolData = |
| std::make_shared<C2PooledBlockPoolData>(bufferPoolData); |
| c2_status_t err = mAllocator->priorLinearAllocation(handle, &alloc); |
| if (err == C2_OK && poolData && alloc) { |
| *block = _C2BlockFactory::CreateLinearBlock(alloc, poolData, 0, capacity); |
| if (*block) { |
| return C2_OK; |
| } |
| } |
| } |
| return C2_NO_MEMORY; |
| } |
| if (status == ResultStatus::NO_MEMORY) { |
| return C2_NO_MEMORY; |
| } |
| return C2_CORRUPTED; |
| } |
| |
| c2_status_t fetchGraphicBlock( |
| uint32_t width, uint32_t height, uint32_t format, |
| C2MemoryUsage usage, |
| std::shared_ptr<C2GraphicBlock> *block) { |
| block->reset(); |
| if (mInit != C2_OK) { |
| return mInit; |
| } |
| std::vector<uint8_t> params; |
| mAllocator->getGraphicParams(width, height, format, usage, ¶ms); |
| std::shared_ptr<BufferPoolData> bufferPoolData; |
| native_handle_t *cHandle = nullptr; |
| ResultStatus status = mBufferPoolManager->allocate( |
| mConnectionId, params, &cHandle, &bufferPoolData); |
| if (status == ResultStatus::OK) { |
| native_handle_t *handle = native_handle_clone(cHandle); |
| if (handle) { |
| std::shared_ptr<C2GraphicAllocation> alloc; |
| std::shared_ptr<C2PooledBlockPoolData> poolData = |
| std::make_shared<C2PooledBlockPoolData>(bufferPoolData); |
| c2_status_t err = mAllocator->priorGraphicAllocation( |
| handle, &alloc); |
| if (err == C2_OK && poolData && alloc) { |
| *block = _C2BlockFactory::CreateGraphicBlock( |
| alloc, poolData, C2Rect(width, height)); |
| if (*block) { |
| return C2_OK; |
| } |
| } |
| } |
| return C2_NO_MEMORY; |
| } |
| if (status == ResultStatus::NO_MEMORY) { |
| return C2_NO_MEMORY; |
| } |
| return C2_CORRUPTED; |
| } |
| |
| ConnectionId getConnectionId() { |
| return mInit != C2_OK ? INVALID_CONNECTIONID : mConnectionId; |
| } |
| |
| private: |
| c2_status_t mInit; |
| const android::sp<ClientManager> mBufferPoolManager; |
| ConnectionId mConnectionId; // locally |
| const std::shared_ptr<_C2BufferPoolAllocator> mAllocator; |
| }; |
| |
| C2PooledBlockPool::C2PooledBlockPool( |
| const std::shared_ptr<C2Allocator> &allocator, const local_id_t localId) |
| : mAllocator(allocator), mLocalId(localId), mImpl(new Impl(allocator)) {} |
| |
| C2PooledBlockPool::~C2PooledBlockPool() { |
| } |
| |
| c2_status_t C2PooledBlockPool::fetchLinearBlock( |
| uint32_t capacity, |
| C2MemoryUsage usage, |
| std::shared_ptr<C2LinearBlock> *block /* nonnull */) { |
| if (mImpl) { |
| return mImpl->fetchLinearBlock(capacity, usage, block); |
| } |
| return C2_CORRUPTED; |
| } |
| |
| c2_status_t C2PooledBlockPool::fetchGraphicBlock( |
| uint32_t width, |
| uint32_t height, |
| uint32_t format, |
| C2MemoryUsage usage, |
| std::shared_ptr<C2GraphicBlock> *block) { |
| if (mImpl) { |
| return mImpl->fetchGraphicBlock(width, height, format, usage, block); |
| } |
| return C2_CORRUPTED; |
| } |
| |
| int64_t C2PooledBlockPool::getConnectionId() { |
| if (mImpl) { |
| return mImpl->getConnectionId(); |
| } |
| return 0; |
| } |
| |
| /* ========================================== 2D BLOCK ========================================= */ |
| |
| /** |
| * Implementation that is shared between all 2D blocks and views. |
| * |
| * For blocks' Impl's crop is always the allotted crop, even if it is a sub block. |
| * |
| * For views' Impl's crop is the mapped portion - which for now is always the |
| * allotted crop. |
| */ |
| class C2_HIDE _C2Block2DImpl : public _C2PlanarSectionAspect { |
| public: |
| /** |
| * Impl's crop is always the or part of the allotted crop of the allocation. |
| */ |
| _C2Block2DImpl(const std::shared_ptr<C2GraphicAllocation> &alloc, |
| const std::shared_ptr<_C2BlockPoolData> &poolData = nullptr, |
| const C2Rect &allottedCrop = C2Rect(~0u, ~0u)) |
| : _C2PlanarSectionAspect(alloc.get(), allottedCrop), |
| mAllocation(alloc), |
| mPoolData(poolData) { } |
| |
| virtual ~_C2Block2DImpl() = default; |
| |
| /** returns pool data */ |
| std::shared_ptr<_C2BlockPoolData> poolData() const { |
| return mPoolData; |
| } |
| |
| /** returns native handle */ |
| const C2Handle *handle() const { |
| return mAllocation ? mAllocation->handle() : nullptr; |
| } |
| |
| /** returns the allocator's ID */ |
| C2Allocator::id_t getAllocatorId() const { |
| // BAD_ID can only happen if this Impl class is initialized for a view - never for a block. |
| return mAllocation ? mAllocation->getAllocatorId() : C2Allocator::BAD_ID; |
| } |
| |
| std::shared_ptr<C2GraphicAllocation> getAllocation() const { |
| return mAllocation; |
| } |
| |
| private: |
| std::shared_ptr<C2GraphicAllocation> mAllocation; |
| std::shared_ptr<_C2BlockPoolData> mPoolData; |
| }; |
| |
| class C2_HIDE _C2MappingBlock2DImpl |
| : public _C2Block2DImpl, public std::enable_shared_from_this<_C2MappingBlock2DImpl> { |
| public: |
| using _C2Block2DImpl::_C2Block2DImpl; |
| |
| virtual ~_C2MappingBlock2DImpl() override = default; |
| |
| /** |
| * This class contains the mapped data pointer, and the potential error. |
| */ |
| struct Mapped { |
| private: |
| friend class _C2MappingBlock2DImpl; |
| |
| Mapped(const std::shared_ptr<_C2Block2DImpl> &impl, bool writable, C2Fence *fence __unused) |
| : mImpl(impl), mWritable(writable) { |
| memset(mData, 0, sizeof(mData)); |
| const C2Rect crop = mImpl->crop(); |
| // gralloc requires mapping the whole region of interest as we cannot |
| // map multiple regions |
| mError = mImpl->getAllocation()->map( |
| crop, |
| { C2MemoryUsage::CPU_READ, writable ? C2MemoryUsage::CPU_WRITE : 0 }, |
| nullptr, |
| &mLayout, |
| mData); |
| if (mError != C2_OK) { |
| memset(&mLayout, 0, sizeof(mLayout)); |
| memset(mData, 0, sizeof(mData)); |
| memset(mOffsetData, 0, sizeof(mData)); |
| } else { |
| // TODO: validate plane layout and |
| // adjust data pointers to the crop region's top left corner. |
| // fail if it is not on a subsampling boundary |
| for (size_t planeIx = 0; planeIx < mLayout.numPlanes; ++planeIx) { |
| const uint32_t colSampling = mLayout.planes[planeIx].colSampling; |
| const uint32_t rowSampling = mLayout.planes[planeIx].rowSampling; |
| if (crop.left % colSampling || crop.right() % colSampling |
| || crop.top % rowSampling || crop.bottom() % rowSampling) { |
| // cannot calculate data pointer |
| mImpl->getAllocation()->unmap(mData, crop, nullptr); |
| memset(&mLayout, 0, sizeof(mLayout)); |
| memset(mData, 0, sizeof(mData)); |
| memset(mOffsetData, 0, sizeof(mData)); |
| mError = C2_BAD_VALUE; |
| return; |
| } |
| mOffsetData[planeIx] = |
| mData[planeIx] + (ssize_t)crop.left * mLayout.planes[planeIx].colInc |
| + (ssize_t)crop.top * mLayout.planes[planeIx].rowInc; |
| } |
| } |
| } |
| |
| explicit Mapped(c2_status_t error) |
| : mImpl(nullptr), mWritable(false), mError(error) { |
| // CHECK(error != C2_OK); |
| memset(&mLayout, 0, sizeof(mLayout)); |
| memset(mData, 0, sizeof(mData)); |
| memset(mOffsetData, 0, sizeof(mData)); |
| } |
| |
| public: |
| ~Mapped() { |
| if (mData[0] != nullptr) { |
| mImpl->getAllocation()->unmap(mData, mImpl->crop(), nullptr); |
| } |
| } |
| |
| /** returns mapping status */ |
| c2_status_t error() const { return mError; } |
| |
| /** returns data pointer */ |
| uint8_t *const *data() const { return mOffsetData; } |
| |
| /** returns the plane layout */ |
| C2PlanarLayout layout() const { return mLayout; } |
| |
| /** returns whether the mapping is writable */ |
| bool writable() const { return mWritable; } |
| |
| private: |
| const std::shared_ptr<_C2Block2DImpl> mImpl; |
| bool mWritable; |
| c2_status_t mError; |
| uint8_t *mData[C2PlanarLayout::MAX_NUM_PLANES]; |
| uint8_t *mOffsetData[C2PlanarLayout::MAX_NUM_PLANES]; |
| C2PlanarLayout mLayout; |
| }; |
| |
| /** |
| * Maps the allotted region. |
| * |
| * If already mapped and it is currently in use, returns the existing mapping. |
| * If fence is provided, an acquire fence is stored there. |
| */ |
| std::shared_ptr<Mapped> map(bool writable, C2Fence *fence) { |
| std::lock_guard<std::mutex> lock(mMappedLock); |
| std::shared_ptr<Mapped> existing = mMapped.lock(); |
| if (!existing) { |
| existing = std::shared_ptr<Mapped>(new Mapped(shared_from_this(), writable, fence)); |
| mMapped = existing; |
| } else { |
| // if we mapped the region read-only, we cannot remap it read-write |
| if (writable && !existing->writable()) { |
| existing = std::shared_ptr<Mapped>(new Mapped(C2_CANNOT_DO)); |
| } |
| if (fence != nullptr) { |
| *fence = C2Fence(); |
| } |
| } |
| return existing; |
| } |
| |
| private: |
| std::weak_ptr<Mapped> mMapped; |
| std::mutex mMappedLock; |
| }; |
| |
| class C2_HIDE _C2MappedBlock2DImpl : public _C2Block2DImpl { |
| public: |
| _C2MappedBlock2DImpl(const _C2Block2DImpl &impl, |
| std::shared_ptr<_C2MappingBlock2DImpl::Mapped> mapping) |
| : _C2Block2DImpl(impl), mMapping(mapping) { |
| } |
| |
| virtual ~_C2MappedBlock2DImpl() override = default; |
| |
| std::shared_ptr<_C2MappingBlock2DImpl::Mapped> mapping() const { return mMapping; } |
| |
| private: |
| std::shared_ptr<_C2MappingBlock2DImpl::Mapped> mMapping; |
| }; |
| |
| /** |
| * Block implementation. |
| */ |
| class C2Block2D::Impl : public _C2MappingBlock2DImpl { |
| public: |
| using _C2MappingBlock2DImpl::_C2MappingBlock2DImpl; |
| virtual ~Impl() override = default; |
| }; |
| |
| const C2Handle *C2Block2D::handle() const { |
| return mImpl->handle(); |
| } |
| |
| C2Allocator::id_t C2Block2D::getAllocatorId() const { |
| return mImpl->getAllocatorId(); |
| } |
| |
| C2Block2D::C2Block2D(std::shared_ptr<Impl> impl, const _C2PlanarSectionAspect §ion) |
| // always clamp subsection to parent (impl) crop for safety |
| : _C2PlanarSectionAspect(impl.get(), section.crop()), mImpl(impl) { |
| } |
| |
| /** |
| * Graphic view implementation. |
| * |
| * range of Impl is the mapped range of the underlying allocation. range of View is the current |
| * crop. |
| */ |
| class C2GraphicView::Impl : public _C2MappedBlock2DImpl { |
| public: |
| using _C2MappedBlock2DImpl::_C2MappedBlock2DImpl; |
| virtual ~Impl() override = default; |
| }; |
| |
| C2GraphicView::C2GraphicView(std::shared_ptr<Impl> impl, const _C2PlanarSectionAspect §ion) |
| : _C2EditablePlanarSectionAspect(impl.get(), section.crop()), mImpl(impl) { |
| } |
| |
| const uint8_t *const *C2GraphicView::data() const { |
| return mImpl->mapping()->data(); |
| } |
| |
| uint8_t *const *C2GraphicView::data() { |
| return mImpl->mapping()->data(); |
| } |
| |
| const C2PlanarLayout C2GraphicView::layout() const { |
| return mImpl->mapping()->layout(); |
| } |
| |
| const C2GraphicView C2GraphicView::subView(const C2Rect &rect) const { |
| return C2GraphicView(mImpl, C2PlanarSection(*mImpl, rect)); |
| } |
| |
| C2GraphicView C2GraphicView::subView(const C2Rect &rect) { |
| return C2GraphicView(mImpl, C2PlanarSection(*mImpl, rect)); |
| } |
| |
| c2_status_t C2GraphicView::error() const { |
| return mImpl->mapping()->error(); |
| } |
| |
| /** |
| * Const graphic block implementation. |
| */ |
| C2ConstGraphicBlock::C2ConstGraphicBlock( |
| std::shared_ptr<Impl> impl, const _C2PlanarSectionAspect §ion, C2Fence fence) |
| : C2Block2D(impl, section), mFence(fence) { } |
| |
| C2Acquirable<const C2GraphicView> C2ConstGraphicBlock::map() const { |
| C2Fence fence; |
| std::shared_ptr<_C2MappingBlock2DImpl::Mapped> mapping = |
| mImpl->map(false /* writable */, &fence); |
| std::shared_ptr<GraphicViewBuddy::Impl> gvi = |
| std::shared_ptr<GraphicViewBuddy::Impl>(new GraphicViewBuddy::Impl(*mImpl, mapping)); |
| return AcquirableConstGraphicViewBuddy( |
| mapping->error(), fence, GraphicViewBuddy(gvi, C2PlanarSection(*mImpl, crop()))); |
| } |
| |
| C2ConstGraphicBlock C2ConstGraphicBlock::subBlock(const C2Rect &rect) const { |
| return C2ConstGraphicBlock(mImpl, C2PlanarSection(*mImpl, crop().intersect(rect)), mFence); |
| } |
| |
| /** |
| * Graphic block implementation. |
| */ |
| C2GraphicBlock::C2GraphicBlock( |
| std::shared_ptr<Impl> impl, const _C2PlanarSectionAspect §ion) |
| : C2Block2D(impl, section) { } |
| |
| C2Acquirable<C2GraphicView> C2GraphicBlock::map() { |
| C2Fence fence; |
| std::shared_ptr<_C2MappingBlock2DImpl::Mapped> mapping = |
| mImpl->map(true /* writable */, &fence); |
| std::shared_ptr<GraphicViewBuddy::Impl> gvi = |
| std::shared_ptr<GraphicViewBuddy::Impl>(new GraphicViewBuddy::Impl(*mImpl, mapping)); |
| return AcquirableGraphicViewBuddy( |
| mapping->error(), fence, GraphicViewBuddy(gvi, C2PlanarSection(*mImpl, crop()))); |
| } |
| |
| C2ConstGraphicBlock C2GraphicBlock::share(const C2Rect &crop, C2Fence fence) { |
| return ConstGraphicBlockBuddy(mImpl, C2PlanarSection(*mImpl, crop), fence); |
| } |
| |
| /** |
| * Basic block pool implementations. |
| */ |
| C2BasicGraphicBlockPool::C2BasicGraphicBlockPool( |
| const std::shared_ptr<C2Allocator> &allocator) |
| : mAllocator(allocator) {} |
| |
| c2_status_t C2BasicGraphicBlockPool::fetchGraphicBlock( |
| uint32_t width, |
| uint32_t height, |
| uint32_t format, |
| C2MemoryUsage usage, |
| std::shared_ptr<C2GraphicBlock> *block /* nonnull */) { |
| block->reset(); |
| |
| std::shared_ptr<C2GraphicAllocation> alloc; |
| c2_status_t err = mAllocator->newGraphicAllocation(width, height, format, usage, &alloc); |
| if (err != C2_OK) { |
| return err; |
| } |
| |
| *block = _C2BlockFactory::CreateGraphicBlock(alloc); |
| |
| return C2_OK; |
| } |
| |
| std::shared_ptr<C2GraphicBlock> _C2BlockFactory::CreateGraphicBlock( |
| const std::shared_ptr<C2GraphicAllocation> &alloc, |
| const std::shared_ptr<_C2BlockPoolData> &data, const C2Rect &allottedCrop) { |
| std::shared_ptr<C2Block2D::Impl> impl = |
| std::make_shared<C2Block2D::Impl>(alloc, data, allottedCrop); |
| return std::shared_ptr<C2GraphicBlock>(new C2GraphicBlock(impl, *impl)); |
| } |
| |
| std::shared_ptr<_C2BlockPoolData> _C2BlockFactory::GetGraphicBlockPoolData( |
| const C2Block2D &block) { |
| if (block.mImpl) { |
| return block.mImpl->poolData(); |
| } |
| return nullptr; |
| } |
| |
| std::shared_ptr<C2GraphicBlock> _C2BlockFactory::CreateGraphicBlock( |
| const C2Handle *cHandle, |
| const std::shared_ptr<BufferPoolData> &data) { |
| // TODO: get proper allocator? and mutex? |
| static std::unique_ptr<C2AllocatorGralloc> sAllocator = std::make_unique<C2AllocatorGralloc>(0); |
| |
| std::shared_ptr<C2GraphicAllocation> alloc; |
| if (C2AllocatorGralloc::isValid(cHandle)) { |
| native_handle_t *handle = native_handle_clone(cHandle); |
| if (handle) { |
| c2_status_t err = sAllocator->priorGraphicAllocation(handle, &alloc); |
| const std::shared_ptr<C2PooledBlockPoolData> poolData = |
| std::make_shared<C2PooledBlockPoolData>(data); |
| if (err == C2_OK && poolData) { |
| // TODO: config setup? |
| std::shared_ptr<C2GraphicBlock> block = |
| _C2BlockFactory::CreateGraphicBlock(alloc, poolData); |
| return block; |
| } |
| } |
| } |
| return nullptr; |
| }; |
| |
| |
| /* ========================================== BUFFER ========================================= */ |
| |
| class C2BufferData::Impl { |
| public: |
| explicit Impl(const std::vector<C2ConstLinearBlock> &blocks) |
| : mType(blocks.size() == 1 ? LINEAR : LINEAR_CHUNKS), |
| mLinearBlocks(blocks) { |
| } |
| |
| explicit Impl(const std::vector<C2ConstGraphicBlock> &blocks) |
| : mType(blocks.size() == 1 ? GRAPHIC : GRAPHIC_CHUNKS), |
| mGraphicBlocks(blocks) { |
| } |
| |
| type_t type() const { return mType; } |
| const std::vector<C2ConstLinearBlock> &linearBlocks() const { return mLinearBlocks; } |
| const std::vector<C2ConstGraphicBlock> &graphicBlocks() const { return mGraphicBlocks; } |
| |
| private: |
| type_t mType; |
| std::vector<C2ConstLinearBlock> mLinearBlocks; |
| std::vector<C2ConstGraphicBlock> mGraphicBlocks; |
| }; |
| |
| C2BufferData::C2BufferData(const std::vector<C2ConstLinearBlock> &blocks) : mImpl(new Impl(blocks)) {} |
| C2BufferData::C2BufferData(const std::vector<C2ConstGraphicBlock> &blocks) : mImpl(new Impl(blocks)) {} |
| |
| C2BufferData::type_t C2BufferData::type() const { return mImpl->type(); } |
| |
| const std::vector<C2ConstLinearBlock> C2BufferData::linearBlocks() const { |
| return mImpl->linearBlocks(); |
| } |
| |
| const std::vector<C2ConstGraphicBlock> C2BufferData::graphicBlocks() const { |
| return mImpl->graphicBlocks(); |
| } |
| |
| class C2Buffer::Impl { |
| public: |
| Impl(C2Buffer *thiz, const std::vector<C2ConstLinearBlock> &blocks) |
| : mThis(thiz), mData(blocks) {} |
| Impl(C2Buffer *thiz, const std::vector<C2ConstGraphicBlock> &blocks) |
| : mThis(thiz), mData(blocks) {} |
| |
| ~Impl() { |
| for (const auto &pair : mNotify) { |
| pair.first(mThis, pair.second); |
| } |
| } |
| |
| const C2BufferData &data() const { return mData; } |
| |
| c2_status_t registerOnDestroyNotify(OnDestroyNotify onDestroyNotify, void *arg) { |
| auto it = std::find_if( |
| mNotify.begin(), mNotify.end(), |
| [onDestroyNotify, arg] (const auto &pair) { |
| return pair.first == onDestroyNotify && pair.second == arg; |
| }); |
| if (it != mNotify.end()) { |
| return C2_DUPLICATE; |
| } |
| mNotify.emplace_back(onDestroyNotify, arg); |
| return C2_OK; |
| } |
| |
| c2_status_t unregisterOnDestroyNotify(OnDestroyNotify onDestroyNotify, void *arg) { |
| auto it = std::find_if( |
| mNotify.begin(), mNotify.end(), |
| [onDestroyNotify, arg] (const auto &pair) { |
| return pair.first == onDestroyNotify && pair.second == arg; |
| }); |
| if (it == mNotify.end()) { |
| return C2_NOT_FOUND; |
| } |
| mNotify.erase(it); |
| return C2_OK; |
| } |
| |
| std::vector<std::shared_ptr<const C2Info>> info() const { |
| std::vector<std::shared_ptr<const C2Info>> result(mInfos.size()); |
| std::transform( |
| mInfos.begin(), mInfos.end(), result.begin(), |
| [] (const auto &elem) { return elem.second; }); |
| return result; |
| } |
| |
| c2_status_t setInfo(const std::shared_ptr<C2Info> &info) { |
| // To "update" you need to erase the existing one if any, and then insert. |
| (void) mInfos.erase(info->coreIndex()); |
| (void) mInfos.insert({ info->coreIndex(), info }); |
| return C2_OK; |
| } |
| |
| bool hasInfo(C2Param::Type index) const { |
| return mInfos.count(index.coreIndex()) > 0; |
| } |
| |
| std::shared_ptr<const C2Info> getInfo(C2Param::Type index) const { |
| auto it = mInfos.find(index.coreIndex()); |
| if (it == mInfos.end()) { |
| return nullptr; |
| } |
| return std::const_pointer_cast<const C2Info>(it->second); |
| } |
| |
| std::shared_ptr<C2Info> removeInfo(C2Param::Type index) { |
| auto it = mInfos.find(index.coreIndex()); |
| if (it == mInfos.end()) { |
| return nullptr; |
| } |
| std::shared_ptr<C2Info> ret = it->second; |
| (void) mInfos.erase(it); |
| return ret; |
| } |
| |
| private: |
| C2Buffer * const mThis; |
| BufferDataBuddy mData; |
| std::map<C2Param::CoreIndex, std::shared_ptr<C2Info>> mInfos; |
| std::list<std::pair<OnDestroyNotify, void *>> mNotify; |
| }; |
| |
| C2Buffer::C2Buffer(const std::vector<C2ConstLinearBlock> &blocks) |
| : mImpl(new Impl(this, blocks)) {} |
| |
| C2Buffer::C2Buffer(const std::vector<C2ConstGraphicBlock> &blocks) |
| : mImpl(new Impl(this, blocks)) {} |
| |
| const C2BufferData C2Buffer::data() const { return mImpl->data(); } |
| |
| c2_status_t C2Buffer::registerOnDestroyNotify(OnDestroyNotify onDestroyNotify, void *arg) { |
| return mImpl->registerOnDestroyNotify(onDestroyNotify, arg); |
| } |
| |
| c2_status_t C2Buffer::unregisterOnDestroyNotify(OnDestroyNotify onDestroyNotify, void *arg) { |
| return mImpl->unregisterOnDestroyNotify(onDestroyNotify, arg); |
| } |
| |
| const std::vector<std::shared_ptr<const C2Info>> C2Buffer::info() const { |
| return mImpl->info(); |
| } |
| |
| c2_status_t C2Buffer::setInfo(const std::shared_ptr<C2Info> &info) { |
| return mImpl->setInfo(info); |
| } |
| |
| bool C2Buffer::hasInfo(C2Param::Type index) const { |
| return mImpl->hasInfo(index); |
| } |
| |
| std::shared_ptr<const C2Info> C2Buffer::getInfo(C2Param::Type index) const { |
| return mImpl->getInfo(index); |
| } |
| |
| std::shared_ptr<C2Info> C2Buffer::removeInfo(C2Param::Type index) { |
| return mImpl->removeInfo(index); |
| } |
| |
| // static |
| std::shared_ptr<C2Buffer> C2Buffer::CreateLinearBuffer(const C2ConstLinearBlock &block) { |
| return std::shared_ptr<C2Buffer>(new C2Buffer({ block })); |
| } |
| |
| // static |
| std::shared_ptr<C2Buffer> C2Buffer::CreateGraphicBuffer(const C2ConstGraphicBlock &block) { |
| return std::shared_ptr<C2Buffer>(new C2Buffer({ block })); |
| } |
| |