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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "content/common/gpu/client/gpu_memory_buffer_impl_io_surface.h" | 5 #include "content/common/gpu/client/gpu_memory_buffer_impl_io_surface.h" |
| 6 | 6 |
| 7 #include "base/logging.h" | 7 #include "base/logging.h" |
| 8 #include "ui/gl/gl_bindings.h" | 8 #include "ui/gl/gl_bindings.h" |
| 9 #include "ui/gl/io_surface_support_mac.h" | 9 #include "ui/gl/io_surface_support_mac.h" |
| 10 | 10 |
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| 45 gfx::GpuMemoryBufferHandle handle) { | 45 gfx::GpuMemoryBufferHandle handle) { |
| 46 io_surface_.reset(io_surface_support_->IOSurfaceLookup(handle.io_surface_id)); | 46 io_surface_.reset(io_surface_support_->IOSurfaceLookup(handle.io_surface_id)); |
| 47 if (!io_surface_) { | 47 if (!io_surface_) { |
| 48 VLOG(1) << "IOSurface lookup failed"; | 48 VLOG(1) << "IOSurface lookup failed"; |
| 49 return false; | 49 return false; |
| 50 } | 50 } |
| 51 | 51 |
| 52 return true; | 52 return true; |
| 53 } | 53 } |
| 54 | 54 |
| 55 void* GpuMemoryBufferImplIOSurface::Map(AccessMode mode) { | 55 void* GpuMemoryBufferImplIOSurface::Map() { |
| 56 DCHECK(!mapped_); | 56 DCHECK(!mapped_); |
| 57 io_surface_support_->IOSurfaceLock(io_surface_, 0, NULL); | 57 io_surface_support_->IOSurfaceLock(io_surface_, 0, NULL); |
| 58 mapped_ = true; | 58 mapped_ = true; |
| 59 return io_surface_support_->IOSurfaceGetBaseAddress(io_surface_); | 59 return io_surface_support_->IOSurfaceGetBaseAddress(io_surface_); |
| 60 } | 60 } |
| 61 | 61 |
| 62 void GpuMemoryBufferImplIOSurface::Unmap() { | 62 void GpuMemoryBufferImplIOSurface::Unmap() { |
| 63 DCHECK(mapped_); | 63 DCHECK(mapped_); |
| 64 io_surface_support_->IOSurfaceUnlock(io_surface_, 0, NULL); | 64 io_surface_support_->IOSurfaceUnlock(io_surface_, 0, NULL); |
| 65 mapped_ = false; | 65 mapped_ = false; |
| 66 } | 66 } |
| 67 | 67 |
| 68 uint32 GpuMemoryBufferImplIOSurface::GetStride() const { | 68 uint32 GpuMemoryBufferImplIOSurface::GetStride() const { |
| 69 return io_surface_support_->IOSurfaceGetBytesPerRow(io_surface_); | 69 return io_surface_support_->IOSurfaceGetBytesPerRow(io_surface_); |
| 70 } | 70 } |
| 71 | 71 |
| 72 gfx::GpuMemoryBufferHandle GpuMemoryBufferImplIOSurface::GetHandle() const { | 72 gfx::GpuMemoryBufferHandle GpuMemoryBufferImplIOSurface::GetHandle() const { |
| 73 gfx::GpuMemoryBufferHandle handle; | 73 gfx::GpuMemoryBufferHandle handle; |
| 74 handle.type = gfx::IO_SURFACE_BUFFER; | 74 handle.type = gfx::IO_SURFACE_BUFFER; |
| 75 handle.io_surface_id = io_surface_support_->IOSurfaceGetID(io_surface_); | 75 handle.io_surface_id = io_surface_support_->IOSurfaceGetID(io_surface_); |
| 76 return handle; | 76 return handle; |
| 77 } | 77 } |
| 78 | 78 |
| 79 } // namespace content | 79 } // namespace content |
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