libs/libkdcraw/test/raw2png.cpp

   1 /* ============================================================
   2  *
   3  * This file is a part of kipi-plugins project
   4  * http://www.kipi-plugins.org
   5  *
   6  * Date        : 2008-15-09
   7  * Description : a command line tool to convert RAW file to PNG
   8  *
   9  * Copyright (C) 2008 by Gilles Caulier <caulier dot gilles at gmail dot com>
  10  *
  11  * This program is free software; you can redistribute it
  12  * and/or modify it under the terms of the GNU General
  13  * Public License as published by the Free Software Foundation;
  14  * either version 2, or (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * ============================================================ */
  22
  23 // Qt includes.
  24
  25 #include <qstring.h>
  26 #include <qfile.h>
  27 #include <qfileinfo.h>
  28
  29 // KDE includes.
  30
  31 #include "kdeversion.h"
  32
  33 #if KDE_IS_VERSION(4,0,0)
  34 #include "qdebug.h"
  35 #define PRINT_DEBUG qDebug()
  36 #define ENDL
  37 #else
  38 #include "kdebug.h"
  39 #define PRINT_DEBUG kdDebug()
  40 #define ENDL << endl
  41 #endif
  42
  43 // Local includes.
  44
  45 #include "kdcraw.h"
  46
  47 using namespace KDcrawIface;
  48
  49 int main (int argc, char **argv)
  50 {
  51     if(argc != 2)
  52     {
  53         PRINT_DEBUG << "raw2png - RAW Camera Image to PNG Converter" ENDL;
  54         PRINT_DEBUG << "Usage: <rawfile>" ENDL;
  55         return -1;
  56     }
  57
  58     QString            filePath(argv[1]);
  59     QFileInfo          input(filePath);
  60     QString            previewFilePath(input.baseName() + QString(".preview.png"));
  61     QFileInfo          previewOutput(previewFilePath);
  62     QString            halfFilePath(input.baseName() + QString(".half.png"));
  63     QFileInfo          halfOutput(halfFilePath);
  64     QImage             image;
  65     DcrawInfoContainer identify;
  66
  67     // -----------------------------------------------------------
  68
  69     PRINT_DEBUG << "raw2png: Identify RAW image from " << input.fileName() ENDL;
  70
  71     KDcraw rawProcessor;
  72     if (!rawProcessor.rawFileIdentify(identify, filePath))
  73     {
  74         PRINT_DEBUG << "raw2png: Idendify RAW image failed. Aborted..." ENDL;
  75         return -1;
  76     }
  77
  78     int width  = identify.imageSize.width();
  79     int height = identify.imageSize.height();
  80
  81     PRINT_DEBUG << "raw2png: Raw image info:" ENDL;
  82     PRINT_DEBUG << "--- Date:      " << identify.dateTime.toString(Qt::ISODate) ENDL;
  83     PRINT_DEBUG << "--- Make:      " << identify.make ENDL;
  84     PRINT_DEBUG << "--- Model:     " << identify.model ENDL;
  85     PRINT_DEBUG << "--- Size:      " << width << "x" << height ENDL;
  86     PRINT_DEBUG << "--- Filter:    " << identify.filterPattern ENDL;
  87     PRINT_DEBUG << "--- Colors:    " << identify.rawColors ENDL;
  88
  89     // -----------------------------------------------------------
  90
  91     PRINT_DEBUG << "raw2png: Loading RAW image preview" ENDL;
  92
  93     if (!rawProcessor.loadDcrawPreview(image, filePath))
  94     {
  95         PRINT_DEBUG << "raw2png: Loading RAW image preview failed. Aborted..." ENDL;
  96         return -1;
  97     }
  98
  99     PRINT_DEBUG << "raw2png: Saving preview image to "
 100                 << previewOutput.fileName() << " size ("
 101                 << image.width() << "x" << image.height()
 102                 << ")" ENDL;
 103     image.save(previewFilePath, "PNG");
 104
 105     // -----------------------------------------------------------
 106
 107     PRINT_DEBUG << "raw2png: Loading half RAW image" ENDL;
 108
 109     image = QImage();
 110     if (!rawProcessor.loadHalfPreview(image, filePath))
 111     {
 112         PRINT_DEBUG << "raw2png: Loading half RAW image failed. Aborted..." ENDL;
 113         return -1;
 114     }
 115
 116     PRINT_DEBUG << "raw2png: Saving half image to "
 117                 << halfOutput.fileName() << " size ("
 118                 << image.width() << "x" << image.height()
 119                 << ")" ENDL;
 120     image.save(halfFilePath, "PNG");
 121
 122     return 0;
 123 }