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265e672179
# ignore-this-changeset --HG-- extra : amend_source : 4d301d3b0b8711c4692392aa76088ba7fd7d1022
102 lines
3.3 KiB
C++
102 lines
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef MOZILLA_GFX_SOURCESURFACERAWDATA_H_
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#define MOZILLA_GFX_SOURCESURFACERAWDATA_H_
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#include "2D.h"
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#include "Tools.h"
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#include "mozilla/Atomics.h"
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namespace mozilla {
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namespace gfx {
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class SourceSurfaceRawData : public DataSourceSurface {
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public:
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MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(DataSourceSurfaceRawData, override)
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SourceSurfaceRawData()
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: mRawData(0),
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mStride(0),
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mFormat(SurfaceFormat::UNKNOWN),
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mOwnData(false),
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mDeallocator(nullptr),
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mClosure(nullptr) {}
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virtual ~SourceSurfaceRawData() {
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if (mDeallocator) {
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mDeallocator(mClosure);
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} else if (mOwnData) {
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// The buffer is created from GuaranteePersistance().
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delete[] mRawData;
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}
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}
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virtual uint8_t* GetData() override { return mRawData; }
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virtual int32_t Stride() override { return mStride; }
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virtual SurfaceType GetType() const override { return SurfaceType::DATA; }
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virtual IntSize GetSize() const override { return mSize; }
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virtual SurfaceFormat GetFormat() const override { return mFormat; }
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virtual void GuaranteePersistance() override;
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private:
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friend class Factory;
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// If we have a custom deallocator, the |aData| will be released using the
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// custom deallocator and |aClosure| in dtor. The assumption is that the
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// caller will check for valid size and stride before making this call.
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void InitWrappingData(unsigned char* aData, const IntSize& aSize,
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int32_t aStride, SurfaceFormat aFormat,
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Factory::SourceSurfaceDeallocator aDeallocator,
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void* aClosure);
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uint8_t* mRawData;
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int32_t mStride;
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SurfaceFormat mFormat;
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IntSize mSize;
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bool mOwnData;
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Factory::SourceSurfaceDeallocator mDeallocator;
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void* mClosure;
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};
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class SourceSurfaceAlignedRawData : public DataSourceSurface {
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public:
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MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(DataSourceSurfaceAlignedRawData,
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override)
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SourceSurfaceAlignedRawData() : mStride(0), mFormat(SurfaceFormat::UNKNOWN) {}
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~SourceSurfaceAlignedRawData() {}
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bool Init(const IntSize& aSize, SurfaceFormat aFormat, bool aClearMem,
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uint8_t aClearValue, int32_t aStride = 0);
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virtual uint8_t* GetData() override { return mArray; }
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virtual int32_t Stride() override { return mStride; }
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virtual SurfaceType GetType() const override { return SurfaceType::DATA; }
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virtual IntSize GetSize() const override { return mSize; }
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virtual SurfaceFormat GetFormat() const override { return mFormat; }
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void AddSizeOfExcludingThis(MallocSizeOf aMallocSizeOf, size_t& aHeapSizeOut,
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size_t& aNonHeapSizeOut, size_t& aExtHandlesOut,
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uint64_t& aExtIdOut) const override;
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private:
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friend class Factory;
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AlignedArray<uint8_t> mArray;
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int32_t mStride;
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SurfaceFormat mFormat;
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IntSize mSize;
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};
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} // namespace gfx
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} // namespace mozilla
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#endif /* MOZILLA_GFX_SOURCESURFACERAWDATA_H_ */
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