QTfrontend/net/recorder.cpp
author unc0rr
Sun, 02 Dec 2012 01:25:11 +0400
changeset 8178 8bd087478b48
parent 8069 bb7671829935
child 8092 08960209db8c
child 8325 ecd51650d5d8
permissions -rw-r--r--
Fix QSettings problems: - Reopen file in ReadOnly mode if it was open in ReadWrite mode and is being read. This is needed for stupid QSettings which opens file in ReadWrite mode just to call readAll() on it. - Implement setSize(0)
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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/*
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 * Hedgewars, a free turn based strategy game
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 * Copyright (c) 2004-2012 Andrey Korotaev <unC0Rr@gmail.com>
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 *
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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; version 2 of the License
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 *
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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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 *
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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 */
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#include <QString>
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#include <QByteArray>
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#include "recorder.h"
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#include "gameuiconfig.h"
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#include "hwconsts.h"
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#include "game.h"
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#include "LibavInteraction.h"
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// Encoding is memory expensive process, so we need to limit maximum number
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// of simultaneous encoders.
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static const int maxRecorders = 3;
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static int numRecorders = 0;
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static QList<HWRecorder*> queue;
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HWRecorder::HWRecorder(GameUIConfig * config, const QString &prefix) :
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    TCPBase(false)
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{
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    this->config = config;
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    this->prefix = prefix;
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    finished = false;
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    name = prefix + "." + LibavInteraction::instance().getExtension(config->AVFormat());
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}
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HWRecorder::~HWRecorder()
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{
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    emit encodingFinished(finished);
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    if (queue.empty())
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        numRecorders--;
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    else
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        queue.takeFirst()->Start(false);
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}
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void HWRecorder::onClientDisconnect()
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{
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}
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void HWRecorder::onClientRead()
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{
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    quint8 msglen;
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    quint32 bufsize;
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    while (!readbuffer.isEmpty() && ((bufsize = readbuffer.size()) > 0) &&
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            ((msglen = readbuffer.data()[0]) < bufsize))
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    {
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        QByteArray msg = readbuffer.left(msglen + 1);
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        readbuffer.remove(0, msglen + 1);
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        switch (msg.at(1))
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        {
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        case '?':
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            SendIPC("!");
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            break;
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        case 'p':
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            emit onProgress((quint8(msg.at(2))*256.0 + quint8(msg.at(3)))*0.0001);
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            break;
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        case 'v':
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            finished = true;
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            break;
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        }
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    }
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}
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void HWRecorder::EncodeVideo(const QByteArray & record)
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{
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    toSendBuf = record;
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    toSendBuf.replace(QByteArray("\x02TD"), QByteArray("\x02TV"));
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    toSendBuf.replace(QByteArray("\x02TL"), QByteArray("\x02TV"));
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    toSendBuf.replace(QByteArray("\x02TN"), QByteArray("\x02TV"));
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    toSendBuf.replace(QByteArray("\x02TS"), QByteArray("\x02TV"));
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    if (numRecorders < maxRecorders)
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    {
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        numRecorders++;
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        Start(false); // run engine
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    }
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    else
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        queue.push_back(this);
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}
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QStringList HWRecorder::getArguments()
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{
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    QStringList arguments;
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    QRect resolution = config->rec_Resolution();
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    arguments << cfgdir->absolutePath();
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    arguments << QString::number(resolution.width());
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    arguments << QString::number(resolution.height());
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    arguments << "32"; // bpp
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    arguments << QString("%1").arg(ipc_port);
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    arguments << "0"; // fullscreen
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    arguments << "0"; // sound
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    arguments << "0"; // music
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    arguments << "0"; // sound volume
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    arguments << QString::number(config->timerInterval());
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    arguments << datadir->absolutePath();
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    arguments << "0"; // fps
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    arguments << (config->isAltDamageEnabled() ? "1" : "0");
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    arguments << config->netNick().toUtf8().toBase64();
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    arguments << QString::number(config->translateQuality());
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    arguments << QString::number(config->stereoMode());
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    arguments << HWGame::tr("en.txt");
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    arguments << QString::number(config->rec_Framerate()); // framerate numerator
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    arguments << "1";  // framerate denominator
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    arguments << prefix;
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    arguments << config->AVFormat();
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    arguments << config->videoCodec();
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// Could use a field to use quality instead. maybe quality could override bitrate - or just pass (and set) both. 
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// The library does support using both at once after all.
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    arguments << QString::number(config->rec_Bitrate()*1024);
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    arguments << (config->recordAudio() ? config->audioCodec() : "no");
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    return arguments;
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}