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227 lines
5.3 KiB
227 lines
5.3 KiB
/* ============================================================
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*
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* This file is a part of kipi-plugins project
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* http://www.kipi-plugins.org
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*
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* Date : 2003-10-14
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* Description : batch image flip
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*
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* Copyright (C) 2004-2007 by Marcel Wiesweg <marcel dot wiesweg at gmx dot de>
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* Copyright (C) 2006-2007 by Gilles Caulier <caulier dot gilles at gmail dot com>
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*
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* NOTE: Do not use kdDebug() in this implementation because
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* it will be multithreaded. Use tqDebug() instead.
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* See B.K.O #133026 for details.
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*
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* This program is free software; you can redistribute it
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* and/or modify it under the terms of the GNU General
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* Public License as published by the Free Software Foundation;
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* either version 2, or (at your option) any later version.
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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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* ============================================================ */
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#define XMD_H
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// C++ includes.
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#include <cstdio>
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// C Ansi includes.
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extern "C"
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{
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#include <sys/types.h>
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#include <unistd.h>
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#include <jpeglib.h>
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}
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// TQt includes.
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#include <tqimage.h>
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#include <tqstring.h>
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#include <tqfile.h>
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#include <tqfileinfo.h>
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// KDE includes.
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#include <kprocess.h>
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#include <tdelocale.h>
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#include <kurl.h>
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#include <tdetempfile.h>
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// Local includes
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#include "transupp.h"
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#include "jpegtransform.h"
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#include "utils.h"
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#include "imageflip.h"
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#include "imageflip.moc"
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namespace KIPIJPEGLossLessPlugin
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{
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ImageFlip::ImageFlip()
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: TQObject()
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{
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m_tmpFile = new KTempFile(TQString(), TQString("kipiplugin-flip"));
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m_tmpFile->setAutoDelete(true);
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}
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ImageFlip::~ImageFlip()
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{
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delete m_tmpFile;
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}
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bool ImageFlip::flip(const TQString& src, FlipAction action, TQString& err)
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{
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TQFileInfo fi(src);
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if (!fi.exists() || !fi.isReadable() || !fi.isWritable())
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{
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err = i18n("Error in opening input file");
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return false;
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}
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if ( !m_tmpFile->file() )
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{
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err = i18n("Error in opening temporary file");
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return false;
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}
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TQString tmp = m_tmpFile->name();
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if (Utils::isRAW(src))
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{
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err = i18n("Cannot rotate RAW file");
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return false;
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}
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else if (Utils::isJPEG(src))
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{
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if (!flipJPEG(src, tmp, action, err))
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return false;
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}
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else
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{
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// B.K.O #123499 : we using Image Magick API here instead QT API
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// else TIFF/PNG 16 bits image are broken!
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if (!flipImageMagick(src, tmp, action, err))
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return false;
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// We update metadata on new image.
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Utils tools(this);
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if (!tools.updateMetadataImageMagick(tmp, err))
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return false;
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}
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// Move back to original file
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if (!Utils::MoveFile(tmp, src))
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{
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err = i18n("Cannot update source image");
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return false;
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}
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return true;
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}
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bool ImageFlip::flipJPEG(const TQString& src, const TQString& dest, FlipAction action, TQString& err)
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{
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Matrix transform=Matrix::none;
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switch(action)
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{
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case (FlipHorizontal):
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{
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transform=Matrix::flipHorizontal;
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break;
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}
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case (FlipVertical):
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{
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transform=Matrix::flipVertical;
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break;
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}
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default:
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{
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tqDebug("ImageFlip: Nonstandard flip action");
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err = i18n("Nonstandard flip action");
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return false;
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}
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}
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return transformJPEG(src, dest, transform, err);
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}
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bool ImageFlip::flipImageMagick(const TQString& src, const TQString& dest, FlipAction action, TQString& err)
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{
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TDEProcess process;
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process.clearArguments();
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process << "convert";
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process << "-verbose";
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switch(action)
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{
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case FlipHorizontal:
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{
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process << "-flop";
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break;
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}
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case FlipVertical:
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{
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process << "-flip";
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break;
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}
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default:
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{
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tqDebug("ImageFlip: Nonstandard flip action");
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err = i18n("Nonstandard flip action");
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return false;
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}
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}
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process << src + TQString("[0]") << dest;
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tqDebug("ImageMagick Command line args:");
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TQValueList<TQCString> args = process.args();
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for (TQValueList<TQCString>::iterator it = args.begin(); it != args.end(); ++it)
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tqDebug("%s", (const char*)(*it));
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connect(&process, TQT_SIGNAL(receivedStderr(TDEProcess *, char*, int)),
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this, TQT_SLOT(slotReadStderr(TDEProcess*, char*, int)));
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if (!process.start(TDEProcess::Block, TDEProcess::Stderr))
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return false;
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if (!process.normalExit())
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return false;
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switch (process.exitStatus())
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{
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case 0: // Process finished successfully !
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{
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return true;
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break;
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}
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case 15: // process aborted !
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{
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return false;
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break;
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}
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}
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// Processing error !
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err = i18n("Cannot flip: %1").arg(m_stdErr.replace('\n', ' '));
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return false;
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}
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void ImageFlip::slotReadStderr(TDEProcess*, char* buffer, int buflen)
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{
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m_stdErr.append(TQString::fromLocal8Bit(buffer, buflen));
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}
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} // NameSpace KIPIJPEGLossLessPlugin
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