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* Copyright (C) 2013 Savoir-Faire Linux Inc.
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* Author: Guillaume Roguez <Guillaume.Roguez@savoirfairelinux.com>
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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* Additional permission under GNU GPL version 3 section 7:
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* If you modify this program, or any covered work, by linking or
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* combining it with the OpenSSL project's OpenSSL library (or a
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* modified version of that library), containing parts covered by the
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* terms of the OpenSSL or SSLeay licenses, Savoir-Faire Linux Inc.
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* grants you additional permission to convey the resulting work.
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* Corresponding Source for a non-source form of such a combination
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* shall include the source code for the parts of OpenSSL used as well
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* as that of the covered work.
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#ifndef __VIDEO_MIXER_H__
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#define __VIDEO_MIXER_H__
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#include "noncopyable.h"
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#include "video_base.h"
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#include "video_scaler.h"
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#include "sflthread.h"
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public VideoGenerator,
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public VideoFramePassiveReader
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VideoMixer(const std::string &id);
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virtual ~VideoMixer();
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void setDimensions(int width, int height);
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int getHeight() const;
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int getPixelFormat() const;
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// as VideoFramePassiveReader
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void update(Observable<std::shared_ptr<VideoFrame> >* ob,
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std::shared_ptr<VideoFrame> &v);
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void attached(Observable<std::shared_ptr<VideoFrame> >* ob);
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void detached(Observable<std::shared_ptr<VideoFrame> >* ob);
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NON_COPYABLE(VideoMixer);
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void render_frame(VideoFrame& input, const int index);
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const std::string id_;
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std::list<Observable<std::shared_ptr<VideoFrame> >*> sources_;
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static const char * VIDEO_MIXER_SUFFIX;
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#endif // __VIDEO_MIXER_H__