rhubarb-lip-sync/lib/webrtc-8d2248ff/webrtc/media/devices/gtkvideorenderer.h

59 lines
1.6 KiB
C++

/*
* Copyright (c) 2004 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
// Definition of class GtkVideoRenderer that implements the abstract class
// cricket::VideoRenderer via GTK.
#ifndef WEBRTC_MEDIA_DEVICES_GTKVIDEORENDERER_H_
#define WEBRTC_MEDIA_DEVICES_GTKVIDEORENDERER_H_
#include <memory>
#include "webrtc/base/basictypes.h"
#include "webrtc/media/base/videosinkinterface.h"
typedef struct _GtkWidget GtkWidget; // forward declaration, defined in gtk.h
namespace cricket {
class VideoFrame;
class GtkVideoRenderer : public rtc::VideoSinkInterface<VideoFrame> {
public:
GtkVideoRenderer(int x, int y);
virtual ~GtkVideoRenderer();
// Implementation of VideoSinkInterface.
void OnFrame(const VideoFrame& frame) override;
private:
bool SetSize(int width, int height);
// 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;
std::unique_ptr<uint8_t[]> image_;
GtkWidget* window_;
GtkWidget* draw_area_;
// The initial position of the window.
int initial_x_;
int initial_y_;
int width_;
int height_;
};
} // namespace cricket
#endif // WEBRTC_MEDIA_DEVICES_GTKVIDEORENDERER_H_