webrtc/talk/media/devices/gtkvideorenderer.h
buildbot@webrtc.org d4e598d57a (Auto)update libjingle 72097588-> 72159069
git-svn-id: http://webrtc.googlecode.com/svn/trunk@6799 4adac7df-926f-26a2-2b94-8c16560cd09d
2014-07-29 17:36:52 +00:00

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2.7 KiB
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Executable File

// libjingle
// Copyright 2004 Google Inc.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// 3. The name of the author may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
// EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Definition of class GtkVideoRenderer that implements the abstract class
// cricket::VideoRenderer via GTK.
#ifndef TALK_MEDIA_DEVICES_GTKVIDEORENDERER_H_
#define TALK_MEDIA_DEVICES_GTKVIDEORENDERER_H_
#include "webrtc/base/basictypes.h"
#include "webrtc/base/scoped_ptr.h"
#include "talk/media/base/videorenderer.h"
typedef struct _GtkWidget GtkWidget; // forward declaration, defined in gtk.h
namespace cricket {
class GtkVideoRenderer : public VideoRenderer {
public:
GtkVideoRenderer(int x, int y);
virtual ~GtkVideoRenderer();
// Implementation of pure virtual methods of VideoRenderer.
// These two methods may be executed in different threads.
// SetSize is called before RenderFrame.
virtual bool SetSize(int width, int height, int reserved);
virtual bool RenderFrame(const VideoFrame* frame);
private:
// Initialize the attributes when the first frame arrives.
bool Initialize(int width, int height);
// Pump the Gtk event loop until there are no events left.
void Pump();
// Check if the window has been closed.
bool IsClosed() const;
rtc::scoped_ptr<uint8[]> image_;
GtkWidget* window_;
GtkWidget* draw_area_;
// The initial position of the window.
int initial_x_;
int initial_y_;
};
} // namespace cricket
#endif // TALK_MEDIA_DEVICES_GTKVIDEORENDERER_H_