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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 CONTENT_RENDERER_MEDIA_ANDROID_STREAM_TEXTURE_FACTORY_SYNCHRONOUS_IMPL_H_
#define CONTENT_RENDERER_MEDIA_ANDROID_STREAM_TEXTURE_FACTORY_SYNCHRONOUS_IMPL_H_
#include "base/callback.h"
#include "base/memory/ref_counted.h"
#include "base/observer_list.h"
#include "content/renderer/media/android/stream_texture_factory.h"
namespace gfx {
class SurfaceTexture;
}
namespace gpu {
namespace gles2 {
class GLES2Interface;
} // namespace gles2
} // namespace gpu
namespace content {
// Factory for when using synchronous compositor in Android WebView.
class StreamTextureFactorySynchronousImpl : public StreamTextureFactory {
public:
class ContextProvider : public base::RefCountedThreadSafe<ContextProvider> {
public:
virtual scoped_refptr<gfx::SurfaceTexture> GetSurfaceTexture(
uint32 stream_id) = 0;
virtual gpu::gles2::GLES2Interface* ContextGL() = 0;
virtual void AddObserver(StreamTextureFactoryContextObserver* obs) = 0;
virtual void RemoveObserver(StreamTextureFactoryContextObserver* obs) = 0;
protected:
friend class base::RefCountedThreadSafe<ContextProvider>;
virtual ~ContextProvider() {}
};
typedef base::Callback<scoped_refptr<ContextProvider>(void)>
CreateContextProviderCallback;
static scoped_refptr<StreamTextureFactorySynchronousImpl> Create(
const CreateContextProviderCallback& try_create_callback,
int frame_id);
virtual StreamTextureProxy* CreateProxy() OVERRIDE;
virtual void EstablishPeer(int32 stream_id, int player_id) OVERRIDE;
virtual unsigned CreateStreamTexture(unsigned texture_target,
unsigned* texture_id,
gpu::Mailbox* texture_mailbox) OVERRIDE;
virtual void SetStreamTextureSize(int32 stream_id,
const gfx::Size& size) OVERRIDE;
virtual gpu::gles2::GLES2Interface* ContextGL() OVERRIDE;
virtual void AddObserver(StreamTextureFactoryContextObserver* obs) OVERRIDE;
virtual void RemoveObserver(
StreamTextureFactoryContextObserver* obs) OVERRIDE;
private:
friend class base::RefCounted<StreamTextureFactorySynchronousImpl>;
StreamTextureFactorySynchronousImpl(
const CreateContextProviderCallback& try_create_callback,
int frame_id);
virtual ~StreamTextureFactorySynchronousImpl();
CreateContextProviderCallback create_context_provider_callback_;
scoped_refptr<ContextProvider> context_provider_;
int frame_id_;
StreamTextureFactoryContextObserver* observer_;
DISALLOW_IMPLICIT_CONSTRUCTORS(StreamTextureFactorySynchronousImpl);
};
} // namespace content
#endif // CONTENT_RENDERER_MEDIA_ANDROID_STREAM_TEXTURE_FACTORY_SYNCHRONOUS_IMPL_H_