The Tor Browser / file comparison
comparison: gfx/layers/MacIOSurfaceImage.cpp
gfx/layers/MacIOSurfaceImage.cpp
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:abf8490e87ec |
|---|---|
| 1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- | |
| 2 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #include "MacIOSurfaceImage.h" | |
| 7 #include "mozilla/layers/MacIOSurfaceTextureClientOGL.h" | |
| 8 | |
| 9 using namespace mozilla; | |
| 10 using namespace mozilla::layers; | |
| 11 | |
| 12 TextureClient* | |
| 13 MacIOSurfaceImage::GetTextureClient(CompositableClient* aClient) | |
| 14 { | |
| 15 if (!mTextureClient) { | |
| 16 RefPtr<MacIOSurfaceTextureClientOGL> buffer = | |
| 17 new MacIOSurfaceTextureClientOGL(TEXTURE_FLAGS_DEFAULT); | |
| 18 buffer->InitWith(mSurface); | |
| 19 mTextureClient = buffer; | |
| 20 } | |
| 21 return mTextureClient; | |
| 22 } | |
| 23 | |
| 24 TemporaryRef<gfx::SourceSurface> | |
| 25 MacIOSurfaceImage::GetAsSourceSurface() | |
| 26 { | |
| 27 mSurface->Lock(); | |
| 28 size_t bytesPerRow = mSurface->GetBytesPerRow(); | |
| 29 size_t ioWidth = mSurface->GetDevicePixelWidth(); | |
| 30 size_t ioHeight = mSurface->GetDevicePixelHeight(); | |
| 31 | |
| 32 unsigned char* ioData = (unsigned char*)mSurface->GetBaseAddress(); | |
| 33 | |
| 34 RefPtr<gfx::DataSourceSurface> dataSurface | |
| 35 = gfx::Factory::CreateDataSourceSurface(gfx::IntSize(ioWidth, ioHeight), gfx::SurfaceFormat::B8G8R8A8); | |
| 36 if (!dataSurface) | |
| 37 return nullptr; | |
| 38 | |
| 39 gfx::DataSourceSurface::MappedSurface mappedSurface; | |
| 40 if (!dataSurface->Map(gfx::DataSourceSurface::WRITE, &mappedSurface)) | |
| 41 return nullptr; | |
| 42 | |
| 43 for (size_t i = 0; i < ioHeight; ++i) { | |
| 44 memcpy(mappedSurface.mData + i * mappedSurface.mStride, | |
| 45 ioData + i * bytesPerRow, | |
| 46 ioWidth * 4); | |
| 47 } | |
| 48 | |
| 49 dataSurface->Unmap(); | |
| 50 mSurface->Unlock(); | |
| 51 | |
| 52 return dataSurface; | |
| 53 } |
