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* Copyright (C) 2011-2012 Savoir-Faire Linux Inc.
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* Author: Tristan Matthews <tristan.matthews@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_SEND_THREAD_H_
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#define _VIDEO_SEND_THREAD_H_
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#include "noncopyable.h"
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#include "video_provider.h"
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#include <libavformat/avformat.h>
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class AVFormatContext;
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class VideoSendThread : public VideoProvider {
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NON_COPYABLE(VideoSendThread);
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void forcePresetX264();
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void prepareEncoderContext(AVCodec *encoder);
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void fillBuffer(void *data);
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static int interruptCb(void *ctx);
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std::map<std::string, std::string> args_;
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/*-------------------------------------------------------------*/
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/* These variables should be used in thread (i.e. run()) only! */
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/*-------------------------------------------------------------*/
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uint8_t *scaledInputBuffer_;
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uint8_t *encoderBuffer_;
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AVCodecContext *inputDecoderCtx_;
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AVFrame *scaledInput_;
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int encoderBufferSize_;
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AVCodecContext *encoderCtx_;
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AVFormatContext *inputCtx_;
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AVFormatContext *outputCtx_;
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SwsContext *previewConvertCtx_;
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SwsContext *encoderConvertCtx_;
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const std::string id_;
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AVIOInterruptCB interruptCb_;
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static void *runCallback(void *);
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std::tr1::shared_ptr<AVIOContext> muxContext_;
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void encodeAndSendVideo();
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friend struct VideoTxContextHandle;
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VideoSendThread(const std::string &id, const std::map<std::string, std::string> &args);
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void addIOContext(SocketPair &sock);
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std::string getSDP() const { return sdp_; }
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void forceKeyFrame();
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#endif // _VIDEO_SEND_THREAD_H_