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// Copyright (c) 2009 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.
//
// The video renderer implementation to be use by the media pipeline. It lives
// inside video renderer thread and also WebKit's main thread. We need to be
// extra careful about members shared by two different threads, especially
// video frame buffers.
//
// Methods called from WebKit's main thread:
// Paint()
// SetRect()
#ifndef CHROME_RENDERER_MEDIA_VIDEO_RENDERER_H_
#define CHROME_RENDERER_MEDIA_VIDEO_RENDERER_H_
#include "base/gfx/platform_canvas.h"
#include "base/gfx/rect.h"
#include "media/base/factory.h"
#include "media/base/filters.h"
class WebMediaPlayerDelegateImpl;
class VideoRendererImpl : public media::VideoRenderer {
public:
VideoRendererImpl(WebMediaPlayerDelegateImpl* delegate);
// media::MediaFilter implementation.
virtual void Stop();
// media::VideoRenderer implementation.
virtual bool Initialize(media::VideoDecoder* decoder);
// Called from WebMediaPlayerDelegateImpl from WebKit's main thread.
void Paint(skia::PlatformCanvas* canvas, const gfx::Rect& rect);
// Called from WebMediaPlayerDelegateImpl from WebKit's main thread.
void SetRect(const gfx::Rect& rect);
// Static method for creating factory for this object.
static media::FilterFactory* CreateFactory(
WebMediaPlayerDelegateImpl* delegate) {
return new media::FilterFactoryImpl1<
VideoRendererImpl, WebMediaPlayerDelegateImpl*>(delegate);
}
// Answers question from the factory to see if we accept |format|.
static bool IsMediaFormatSupported(const media::MediaFormat* format);
protected:
virtual ~VideoRendererImpl();
private:
WebMediaPlayerDelegateImpl* delegate_;
DISALLOW_COPY_AND_ASSIGN(VideoRendererImpl);
};
#endif // CHROME_RENDERER_MEDIA_VIDEO_RENDERER_H_
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