gta5view/SnapmaticPicture.cpp

136 lines
3.8 KiB
C++
Executable File

/*****************************************************************************
* gta5sync GRAND THEFT AUTO V SYNC
* Copyright (C) 2016 Syping Gaming Team
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*****************************************************************************/
#include "SnapmaticPicture.h"
#include <QPixmap>
#include <QString>
#include <QDebug>
#include <QFile>
int snapmaticHeaderLength = 278;
int snapmaticUsefulLength = 256;
int jpegPreHeaderLength = 14;
int jpegPicStreamLength = 524288;
SnapmaticPicture::SnapmaticPicture(QObject *parent, QString fileName) : QObject(parent)
{
// Init
cachePicture = QPixmap(0,0);
picFileName = "";
pictureStr = "";
lastStep = "";
jsonStr = "";
// Set pic fileName
if (fileName != "")
{
picFileName = fileName;
}
}
bool SnapmaticPicture::readingPicture()
{
// Start opening file
// lastStep is like currentStep
QFile *picFile = new QFile(picFileName);
if (!picFile->open(QFile::ReadOnly))
{
lastStep = "1;/1,OpenFile," + convertDrawStringForLog(picFileName);
return false;
}
// Reading Snapmatic Header
if (!picFile->isReadable())
{
lastStep = "2;/3,ReadingFile," + convertDrawStringForLog(picFileName) + ",1,NOHEADER";
return false;
}
QByteArray snapmaticHeaderLine = picFile->read(snapmaticHeaderLength);
pictureStr = getSnapmaticPictureString(snapmaticHeaderLine);
// Reading JPEG Header Line
if (!picFile->isReadable())
{
lastStep = "2;/3,ReadingFile," + convertDrawStringForLog(picFileName) + ",2,NOHEADER";
return false;
}
QByteArray jpegHeaderLine = picFile->read(jpegPreHeaderLength);
// Checking for JPEG
jpegHeaderLine.remove(0,2);
if (jpegHeaderLine.left(4) != "JPEG")
{
lastStep = "2;/3,ReadingFile," + convertDrawStringForLog(picFileName) + ",2,NOJPEG";
return false;
}
lastStep = "3;/1,ReadedFile," + convertDrawStringForLog(picFileName);
QByteArray jpegRawContent = picFile->read(jpegPicStreamLength);
return cachePicture.loadFromData(jpegRawContent);
}
QString SnapmaticPicture::getSnapmaticPictureString(QByteArray snapmaticHeader)
{
QByteArray snapmaticUsefulBytes = snapmaticHeader.left(snapmaticUsefulLength);
snapmaticUsefulBytes.replace(QByteArray::fromHex("00"),"");
snapmaticUsefulBytes.replace(QByteArray::fromHex("01"),"");
return QString::fromAscii(snapmaticUsefulBytes);
}
bool SnapmaticPicture::readingPictureFromFile(QString fileName)
{
if (fileName != "")
{
picFileName = fileName;
return readingPicture();
}
else
{
return false;
}
}
void SnapmaticPicture::setPixmap(QPixmap pixmap)
{
cachePicture = pixmap;
}
QString SnapmaticPicture::getPictureStr()
{
return pictureStr;
}
QString SnapmaticPicture::getLastStep()
{
return lastStep;
}
QPixmap SnapmaticPicture::getPixmap()
{
return cachePicture;
}
QString SnapmaticPicture::convertDrawStringForLog(QString inputStr)
{
return inputStr.replace("&","&u;").replace(",","&c;");
}
QString SnapmaticPicture::convertLogStringForDraw(QString inputStr)
{
return inputStr.replace("&c;",",").replace("&u;","&");
}