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// Copyright 2020 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 MEDIA_RENDERERS_WIN_MEDIA_FOUNDATION_RENDERER_EXTENSION_H_
#define MEDIA_RENDERERS_WIN_MEDIA_FOUNDATION_RENDERER_EXTENSION_H_
#include "base/callback.h"
#include "base/macros.h"
#include "base/win/scoped_handle.h"
#include "media/base/media_export.h"
#include "ui/gfx/geometry/rect.h"
namespace media {
// C++ interface equivalent to mojom::MediaFoundationRendererExtension.
// This interface allows MediaFoundationRenderer to support video rendering
// using Direct Compositon.
class MEDIA_EXPORT MediaFoundationRendererExtension {
public:
virtual ~MediaFoundationRendererExtension() = default;
// TODO(frankli): naming: Change DComp into DirectComposition for interface
// method names in a separate CL.
// Enables Direct Composition video rendering and returns the Direct
// Composition Surface handle.
using GetDCompSurfaceCB = base::OnceCallback<void(base::win::ScopedHandle)>;
virtual void GetDCompSurface(GetDCompSurfaceCB callback) = 0;
// Notifies renderer whether video is enabled.
virtual void SetVideoStreamEnabled(bool enabled) = 0;
// Notifies renderer of output composition parameters.
virtual void SetOutputParams(const ::gfx::Rect& rect) = 0;
};
} // namespace media
#endif // MEDIA_RENDERERS_WIN_MEDIA_FOUNDATION_RENDERER_EXTENSION_H_
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