Index: gpu/command_buffer/service/image_factory.h |
diff --git a/gpu/command_buffer/service/image_factory.h b/gpu/command_buffer/service/image_factory.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..40dd15a0e611212b5f50f1e71821598b3e47199d |
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+++ b/gpu/command_buffer/service/image_factory.h |
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+// Copyright 2014 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#ifndef GPU_COMMAND_BUFFER_SERVICE_IMAGE_FACTORY_H_ |
+#define GPU_COMMAND_BUFFER_SERVICE_IMAGE_FACTORY_H_ |
+ |
+#include "base/memory/ref_counted.h" |
+#include "gpu/gpu_export.h" |
+#include "ui/gfx/geometry/size.h" |
+#include "ui/gfx/gpu_memory_buffer.h" |
+ |
+namespace gfx { |
+class GLImage; |
+} |
+ |
+namespace gpu { |
+ |
+class GPU_EXPORT ImageFactory { |
+ public: |
+ ImageFactory(); |
+ |
+ // Returns a valid GpuMemoryBuffer format given a valid internalformat as |
+ // defined by CHROMIUM_gpu_memory_buffer_image. |
+ static gfx::GpuMemoryBuffer::Format ImageFormatToGpuMemoryBufferFormat( |
+ unsigned internalformat); |
+ |
+ // Returns a valid GpuMemoryBuffer usage given a valid usage as defined by |
+ // CHROMIUM_gpu_memory_buffer_image. |
+ static gfx::GpuMemoryBuffer::Usage ImageUsageToGpuMemoryBufferUsage( |
+ unsigned usage); |
+ |
+ // Returns true if |internalformat| is compatible with |format|. |
+ static bool IsImageFormatCompatibleWithGpuMemoryBufferFormat( |
+ unsigned internalformat, |
+ gfx::GpuMemoryBuffer::Format format); |
+ |
+ // Creates a GLImage instance for GPU memory buffer identified by |handle|. |
+ // |client_id| should be set to the client requesting the creation of instance |
+ // and can be used by factory implementation to verify access rights. |
+ virtual scoped_refptr<gfx::GLImage> CreateImageForGpuMemoryBuffer( |
+ const gfx::GpuMemoryBufferHandle& handle, |
+ const gfx::Size& size, |
+ gfx::GpuMemoryBuffer::Format format, |
+ unsigned internalformat, |
+ int client_id) = 0; |
+ |
+ protected: |
+ virtual ~ImageFactory(); |
+}; |
+ |
+} // namespace gpu |
+ |
+#endif // GPU_COMMAND_BUFFER_SERVICE_IMAGE_FACTORY_H_ |