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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "content/common/gpu/client/gpu_memory_buffer_impl_ozone_native_pixmap.h
" | |
| 6 | |
| 7 #include <utility> | |
| 8 | |
| 9 #include "gpu/ipc/common/gpu_memory_buffer_support.h" | |
| 10 #include "ui/gfx/buffer_format_util.h" | |
| 11 #include "ui/ozone/public/client_native_pixmap_factory.h" | |
| 12 #include "ui/ozone/public/native_pixmap.h" | |
| 13 #include "ui/ozone/public/ozone_platform.h" | |
| 14 #include "ui/ozone/public/surface_factory_ozone.h" | |
| 15 | |
| 16 namespace content { | |
| 17 namespace { | |
| 18 | |
| 19 void FreeNativePixmapForTesting(scoped_refptr<ui::NativePixmap> native_pixmap) { | |
| 20 // Nothing to do here. |native_pixmap| will be freed when this function | |
| 21 // returns and reference count drops to 0. | |
| 22 } | |
| 23 | |
| 24 } // namespace | |
| 25 | |
| 26 GpuMemoryBufferImplOzoneNativePixmap::GpuMemoryBufferImplOzoneNativePixmap( | |
| 27 gfx::GpuMemoryBufferId id, | |
| 28 const gfx::Size& size, | |
| 29 gfx::BufferFormat format, | |
| 30 const DestructionCallback& callback, | |
| 31 scoped_ptr<ui::ClientNativePixmap> pixmap) | |
| 32 : GpuMemoryBufferImpl(id, size, format, callback), | |
| 33 pixmap_(std::move(pixmap)) {} | |
| 34 | |
| 35 GpuMemoryBufferImplOzoneNativePixmap::~GpuMemoryBufferImplOzoneNativePixmap() {} | |
| 36 | |
| 37 // static | |
| 38 scoped_ptr<GpuMemoryBufferImplOzoneNativePixmap> | |
| 39 GpuMemoryBufferImplOzoneNativePixmap::CreateFromHandle( | |
| 40 const gfx::GpuMemoryBufferHandle& handle, | |
| 41 const gfx::Size& size, | |
| 42 gfx::BufferFormat format, | |
| 43 gfx::BufferUsage usage, | |
| 44 const DestructionCallback& callback) { | |
| 45 scoped_ptr<ui::ClientNativePixmap> native_pixmap = | |
| 46 ui::ClientNativePixmapFactory::GetInstance()->ImportFromHandle( | |
| 47 handle.native_pixmap_handle, size, usage); | |
| 48 DCHECK(native_pixmap); | |
| 49 return make_scoped_ptr(new GpuMemoryBufferImplOzoneNativePixmap( | |
| 50 handle.id, size, format, callback, std::move(native_pixmap))); | |
| 51 } | |
| 52 | |
| 53 // static | |
| 54 bool GpuMemoryBufferImplOzoneNativePixmap::IsConfigurationSupported( | |
| 55 gfx::BufferFormat format, | |
| 56 gfx::BufferUsage usage) { | |
| 57 return gpu::IsNativeGpuMemoryBufferConfigurationSupported(format, usage); | |
| 58 } | |
| 59 | |
| 60 // static | |
| 61 base::Closure GpuMemoryBufferImplOzoneNativePixmap::AllocateForTesting( | |
| 62 const gfx::Size& size, | |
| 63 gfx::BufferFormat format, | |
| 64 gfx::BufferUsage usage, | |
| 65 gfx::GpuMemoryBufferHandle* handle) { | |
| 66 DCHECK(IsConfigurationSupported(format, usage)); | |
| 67 scoped_refptr<ui::NativePixmap> pixmap = | |
| 68 ui::OzonePlatform::GetInstance() | |
| 69 ->GetSurfaceFactoryOzone() | |
| 70 ->CreateNativePixmap(gfx::kNullPluginWindow, size, format, usage); | |
| 71 handle->type = gfx::OZONE_NATIVE_PIXMAP; | |
| 72 handle->native_pixmap_handle = pixmap->ExportHandle(); | |
| 73 return base::Bind(&FreeNativePixmapForTesting, pixmap); | |
| 74 } | |
| 75 | |
| 76 bool GpuMemoryBufferImplOzoneNativePixmap::Map() { | |
| 77 DCHECK(!mapped_); | |
| 78 if (!pixmap_->Map()) | |
| 79 return false; | |
| 80 mapped_ = true; | |
| 81 return mapped_; | |
| 82 } | |
| 83 | |
| 84 void* GpuMemoryBufferImplOzoneNativePixmap::memory(size_t plane) { | |
| 85 DCHECK(mapped_); | |
| 86 DCHECK_LT(plane, gfx::NumberOfPlanesForBufferFormat(format_)); | |
| 87 return pixmap_->Map(); | |
| 88 } | |
| 89 | |
| 90 void GpuMemoryBufferImplOzoneNativePixmap::Unmap() { | |
| 91 DCHECK(mapped_); | |
| 92 pixmap_->Unmap(); | |
| 93 mapped_ = false; | |
| 94 } | |
| 95 | |
| 96 int GpuMemoryBufferImplOzoneNativePixmap::stride(size_t plane) const { | |
| 97 DCHECK_LT(plane, gfx::NumberOfPlanesForBufferFormat(format_)); | |
| 98 int stride; | |
| 99 pixmap_->GetStride(&stride); | |
| 100 return stride; | |
| 101 } | |
| 102 | |
| 103 gfx::GpuMemoryBufferHandle GpuMemoryBufferImplOzoneNativePixmap::GetHandle() | |
| 104 const { | |
| 105 gfx::GpuMemoryBufferHandle handle; | |
| 106 handle.type = gfx::OZONE_NATIVE_PIXMAP; | |
| 107 handle.id = id_; | |
| 108 return handle; | |
| 109 } | |
| 110 | |
| 111 } // namespace content | |
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