59 lines
1.6 KiB
C
59 lines
1.6 KiB
C
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/*
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* Copyright (c) 2004 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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// Definition of class GtkVideoRenderer that implements the abstract class
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// cricket::VideoRenderer via GTK.
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#ifndef WEBRTC_MEDIA_DEVICES_GTKVIDEORENDERER_H_
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#define WEBRTC_MEDIA_DEVICES_GTKVIDEORENDERER_H_
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#include <memory>
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#include "webrtc/base/basictypes.h"
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#include "webrtc/media/base/videosinkinterface.h"
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typedef struct _GtkWidget GtkWidget; // forward declaration, defined in gtk.h
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namespace cricket {
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class VideoFrame;
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class GtkVideoRenderer : public rtc::VideoSinkInterface<VideoFrame> {
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public:
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GtkVideoRenderer(int x, int y);
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virtual ~GtkVideoRenderer();
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// Implementation of VideoSinkInterface.
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void OnFrame(const VideoFrame& frame) override;
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private:
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bool SetSize(int width, int height);
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// Initialize the attributes when the first frame arrives.
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bool Initialize(int width, int height);
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// Pump the Gtk event loop until there are no events left.
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void Pump();
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// Check if the window has been closed.
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bool IsClosed() const;
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std::unique_ptr<uint8_t[]> image_;
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GtkWidget* window_;
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GtkWidget* draw_area_;
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// The initial position of the window.
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int initial_x_;
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int initial_y_;
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int width_;
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int height_;
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};
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} // namespace cricket
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#endif // WEBRTC_MEDIA_DEVICES_GTKVIDEORENDERER_H_
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