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Diffstat (limited to 'kfile-plugins/exr/kfile_exr.cpp')
| -rw-r--r-- | kfile-plugins/exr/kfile_exr.cpp | 393 |
1 files changed, 393 insertions, 0 deletions
diff --git a/kfile-plugins/exr/kfile_exr.cpp b/kfile-plugins/exr/kfile_exr.cpp new file mode 100644 index 00000000..2e995fc6 --- /dev/null +++ b/kfile-plugins/exr/kfile_exr.cpp @@ -0,0 +1,393 @@ +// -*- C++;indent-tabs-mode: t; tab-width: 4; c-basic-offset: 4; -*- +/* This file is part of the KDE project + * Copyright (C) 2003 <[email protected]> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation version 2. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; see the file COPYING. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + * $Id$ + */ + +#include <ImfStandardAttributes.h> +#include <ImathBox.h> +#include <ImfInputFile.h> +#include <ImfBoxAttribute.h> +#include <ImfChannelListAttribute.h> +#include <ImfCompressionAttribute.h> +#include <ImfFloatAttribute.h> +#include <ImfIntAttribute.h> +#include <ImfLineOrderAttribute.h> +#include <ImfStringAttribute.h> +#include <ImfVecAttribute.h> +#include <ImfPreviewImage.h> +#include <ImfVersion.h> +#include <ImfCRgbaFile.h> + +#include <iostream> + +#include <stdlib.h> +#include <string> + +#include <kurl.h> +#include <kprocess.h> +#include <klocale.h> +#include <kgenericfactory.h> +#include <kdebug.h> + +#include <qcstring.h> +#include <qfile.h> +#include <qdatetime.h> +#include <qdict.h> +#include <qvalidator.h> +#include <qimage.h> + + +#include "kfile_exr.h" +using namespace Imf; + +typedef KGenericFactory<KExrPlugin> ExrFactory; + +K_EXPORT_COMPONENT_FACTORY(kfile_exr, ExrFactory("kfile_exr")) + +KExrPlugin::KExrPlugin(QObject *parent, const char *name, + const QStringList &args) + : KFilePlugin(parent, name, args) +{ + // set up our mime type + KFileMimeTypeInfo* info = addMimeTypeInfo( "image/x-exr" ); + + KFileMimeTypeInfo::GroupInfo* group = 0; + KFileMimeTypeInfo::ItemInfo* item; + + // info group + group = addGroupInfo( info, "Info", i18n("Information") ); + addItemInfo( group, "Version", i18n("Format Version"), QVariant::Int ); + addItemInfo( group, "Tiled image", i18n("Tiled Image"), QVariant::String ); + item = addItemInfo( group, "Dimensions", i18n("Dimensions"), QVariant::Size ); + setHint( item, KFileMimeTypeInfo::Size ); + setUnit( item, KFileMimeTypeInfo::Pixels ); + item = addItemInfo( group, "ThumbnailDimensions", + i18n("Thumbnail Dimensions"), QVariant::Size ); + setHint( item, KFileMimeTypeInfo::Size ); + setUnit( item, KFileMimeTypeInfo::Pixels ); + addItemInfo( group, "Comment", i18n("Comment"), QVariant::String ); + item = addItemInfo( group, "Thumbnail", i18n("Thumbnail"), QVariant::Image ); + setHint( item, KFileMimeTypeInfo::Thumbnail ); + + // standard attributes group + group = addGroupInfo( info, "Standard", i18n("Standard Attributes") ); + addItemInfo( group, "Owner", i18n("Owner"), QVariant::String ); + addItemInfo( group, "Comments", i18n("Comments"), QVariant::String ); + addItemInfo( group, "Capture Date", i18n("Capture Date"), QVariant::String ); + item = addItemInfo( group, "UTC Offset", i18n("UTC Offset"), QVariant::String ); + item = addItemInfo( group, "Exposure time", i18n("Exposure Time"), QVariant::Double); + setUnit( item, KFileMimeTypeInfo::Seconds ); + item = addItemInfo( group, "Focus", i18n("Focus"), QVariant::Double); + setSuffix( item, i18n("Metres", "m") ); + item = addItemInfo( group, "X Density", i18n("X Density"), QVariant::Double); + setSuffix( item, i18n("Pixels Per Inch", " ppi") ); + item = addItemInfo( group, "White luminance", i18n("White Luminance"), QVariant::Double); + setSuffix( item, i18n("Candelas per square metre", " Nits") ); + addItemInfo( group, "Longitude", i18n("Longitude"), QVariant::String ); + addItemInfo( group, "Latitude", i18n("Latitude"), QVariant::String ); + item = addItemInfo( group, "Altitude", i18n("Altitude"), QVariant::String ); + setSuffix( item, i18n("Metres", "m") ); + addItemInfo( group, "ISO speed", i18n("ISO Speed"), QVariant::Double ); + addItemInfo( group, "Aperture", i18n("Aperture"), QVariant::Double ); + + // channel group + group = addGroupInfo( info, "Channel", i18n("Channels") ); + addItemInfo( group, "A", i18n("A"), QVariant::String ); + addItemInfo( group, "R", i18n("R"), QVariant::String ); + addItemInfo( group, "G", i18n("G"), QVariant::String ); + addItemInfo( group, "B", i18n("B"), QVariant::String ); + addItemInfo( group, "Z", i18n("Z"), QVariant::String ); + addItemInfo( group, "NX", i18n("NX"), QVariant::String ); + addItemInfo( group, "NY", i18n("NY"), QVariant::String ); + addItemInfo( group, "NZ", i18n("NZ"), QVariant::String ); + addItemInfo( group, "R", i18n("R"), QVariant::String ); + addItemInfo( group, "U", i18n("U"), QVariant::String ); + addItemInfo( group, "V", i18n("V"), QVariant::String ); + addItemInfo( group, "materialID", i18n("materialID"), QVariant::String ); + addItemInfo( group, "objectID", i18n("objectID"), QVariant::String ); + addItemInfo( group, "renderID", i18n("renderID"), QVariant::String ); + addItemInfo( group, "pixelCover", i18n("pixelCover"), QVariant::String ); + addItemInfo( group, "velX", i18n("velX"), QVariant::String ); + addItemInfo( group, "velY", i18n("velY"), QVariant::String ); + addItemInfo( group, "packedRGBA", i18n("packedRGBA"), QVariant::String ); + + + // technical group + group = addGroupInfo( info, "Technical", i18n("Technical Details") ); + addItemInfo( group, "Compression", i18n("Compression"), QVariant::String ); + addItemInfo( group, "Line Order", i18n("Line Order"), QVariant::String ); + + // 3dsMax group + // This supports a special plugin for 3D Studio Max + group = addGroupInfo( info, "3dsMax", i18n("3dsMax Details") ); + addItemInfo( group, "Local time", i18n("Local Time"), QVariant::String ); + addItemInfo( group, "System time", i18n("System Time"), QVariant::String ); + addItemInfo( group, "Plugin version", i18n("Plugin Version"), QVariant::String ); + addItemInfo( group, "EXR version", i18n("EXR Version"), QVariant::String ); + addItemInfo( group, "Computer name", i18n("Computer Name"), QVariant::String ); +} + +QCString doType( PixelType pt ) +{ + switch (pt) + { + case UINT: + return QCString("32-bit unsigned integer"); + break; + case HALF: + return QCString("16-bit floating-point"); + break; + case FLOAT: + return QCString("32-bit floating-point"); + break; + default: + return QCString(); + break; + } +} + +bool KExrPlugin::readInfo( KFileMetaInfo& info, uint what) +{ + try + { + InputFile in ( info.path().ascii() ); + const Header &h = in.header(); + + KFileMetaInfoGroup infogroup = appendGroup(info, "Info"); + KFileMetaInfoGroup stdgroup = appendGroup(info, "Standard"); + KFileMetaInfoGroup channelgroup = appendGroup(info, "Channel"); + KFileMetaInfoGroup techgroup = appendGroup(info, "Technical"); + KFileMetaInfoGroup threedsmaxgroup = appendGroup(info, "3dsMax"); + + appendItem( infogroup, "Version", getVersion(in.version()) ); + if (isTiled(in.version())) { + appendItem( infogroup, "Tiled image", "yes" ); + } else { + appendItem( infogroup, "Tiled image", "no" ); + } + + Imath::Box2i dw = h.dataWindow(); + appendItem( infogroup, "Dimensions", QSize( (dw.max.x - dw.min.x + 1 ), + (dw.max.y - dw.min.y + 1 ) ) ); + + if ( h.hasPreviewImage() ) { + const PreviewImage &preview = in.header().previewImage(); + appendItem( infogroup, "ThumbnailDimensions", QSize(preview.width(), preview.height()) ); + QImage qpreview(preview.width(), preview.height(), 32, 0, QImage::BigEndian); + for ( unsigned int y=0; y < preview.height(); y++ ) { + for ( unsigned int x=0; x < preview.width(); x++ ) { + const PreviewRgba &q = preview.pixels()[x+(y*preview.width())]; + qpreview.setPixel( x, y, qRgba(q.r, q.g, q.b, q.a) ); + } + } + appendItem( infogroup, "Thumbnail", qpreview); + } + + const StringAttribute *commentSA = h.findTypedAttribute <StringAttribute> ("comment"); + if (commentSA) { + std::string commentString = commentSA->value(); + QString qcommentString(commentString.data()); + qcommentString.setLength(commentString.size()); + appendItem( infogroup, "Comment", qcommentString ); + } + + // Standard Attributes we are interested in and can + // meaningfully represent. + if ( hasComments(h) ) { + std::string commentsString = comments(h); + QString qcommentsString(commentsString.data()); + qcommentsString.setLength(commentsString.size()); + appendItem( stdgroup, "Comments", qcommentsString ); + } + if ( hasOwner(h) ) { + std::string ownerString = owner(h); + QString qownerString(ownerString.data()); + qownerString.setLength(ownerString.size()); + appendItem( stdgroup, "Owner", qownerString ); + } + if ( hasCapDate(h) ) { + std::string capDateString = capDate(h); + QString qcapDateString(capDateString.data()); + qcapDateString.setLength(capDateString.size()); + appendItem( stdgroup, "Capture Date", qcapDateString ); + } + // This define was introduced in EXR 1.6.0 +#ifndef IMF_B44_COMPRESSION + // This is the 1.4 and earlier version + if ( hasutcOffset(h) ) { +#else + // This is the 1.6.0 and later version + if ( hasUtcOffset(h) ) { +#endif + QString UTCOffset; + if (utcOffset(h)>0.0) { + UTCOffset.append(QString("%1").arg(utcOffset(h)/3600, 0, 'f', 1)); + UTCOffset.append(" hours behind UTC"); + } else { + UTCOffset.append(QString("%1").arg(-1.0*utcOffset(h)/3600, 0, 'f', 1)); + UTCOffset.append(" hours ahead of UTC"); + } + appendItem( stdgroup, "UTC Offset", UTCOffset); + } + if ( hasExpTime(h) ) { + double exposureTime = expTime(h); + appendItem( stdgroup, "Exposure time", exposureTime ); + } + if ( hasFocus(h) ) { + double focusDistance = focus(h); + appendItem( stdgroup, "Focus", focusDistance ); + } + if ( hasXDensity(h) ) { + double XDensity = xDensity(h); + appendItem( stdgroup, "X Density", XDensity ); + } + if ( hasWhiteLuminance(h) ) { + double WhiteLuminance = whiteLuminance(h); + appendItem( stdgroup, "White luminance", WhiteLuminance ); + } + if ( hasLongitude(h) ) { + QString Longitude; + if (longitude(h)<0.0) { + Longitude.append(QString("%1").arg(-1.0*longitude(h),0,'f',3)); + Longitude.append(" deg West"); + } else { + Longitude.append(QString("%1").arg(longitude(h),0,'f',3)); + Longitude.append(" deg East"); + } + appendItem( stdgroup, "Longitude", Longitude); + } + if ( hasLatitude(h) ) { + QString Latitude; + if (latitude(h)<0.0) { + Latitude.append(QString("%1").arg(-1.0*latitude(h),0,'f',3)); + Latitude.append(" deg South"); + } else { + Latitude.append(QString("%1").arg(latitude(h),0,'f',3)); + Latitude.append(" deg North"); + } + appendItem( stdgroup, "Latitude", Latitude ); + } + if ( hasAltitude(h) ) { + double Altitude = altitude(h); + appendItem( stdgroup, "Altitude", QString("%1").arg(Altitude,0,'f',1) ); + } + if ( hasIsoSpeed(h) ) { + double IsoSpeed = isoSpeed(h); + appendItem( stdgroup, "ISO speed", IsoSpeed ); + } + if ( hasAperture(h) ) { + double Aperture = aperture(h); + appendItem( stdgroup, "Aperture", Aperture ); + } + + for (Header::ConstIterator i = h.begin(); i != h.end(); ++i) { + const Attribute *a = &i.attribute(); + + if (const CompressionAttribute *ta = dynamic_cast <const CompressionAttribute *> (a)) { + switch ( ta->value() ) + { + case NO_COMPRESSION: + appendItem( techgroup, "Compression", i18n("No compression")); + break; + case RLE_COMPRESSION: + appendItem( techgroup, "Compression", i18n("Run Length Encoding")); + break; + case ZIPS_COMPRESSION: + appendItem( techgroup, "Compression", i18n("zip, individual scanlines")); + break; + case ZIP_COMPRESSION: + appendItem( techgroup, "Compression", i18n("zip, multi-scanline blocks")); + break; + case PIZ_COMPRESSION: + appendItem( techgroup, "Compression", i18n("piz compression")); + break; + default: + break; + } + } else if (const LineOrderAttribute *ta = dynamic_cast <const LineOrderAttribute *> (a)) { + switch (ta->value()) + { + case INCREASING_Y: + appendItem( techgroup, "Line Order", i18n("increasing Y")); + break; + case DECREASING_Y: + appendItem( techgroup, "Line Order", i18n("decreasing Y")); + break; + default: + break; + }; + } else if (const ChannelListAttribute *ta = dynamic_cast <const ChannelListAttribute *> (a)) { + + for (ChannelList::ConstIterator i = ta->value().begin(); i != ta->value().end(); ++i) + { + appendItem( channelgroup, i.name(), doType(i.channel().type) ); + } + } + } + + // This section deals with some special case stuff for a 3D Studio Max + // plugin from Splutterfish. The weird construction is an + // attempt to to deal with class conversion. C++ string handling + // without Qt is a pain... + const StringAttribute *ver3DSM = h.findTypedAttribute <StringAttribute> ("version3dsMax"); + if (ver3DSM) { + std::string ver3DSMstring = ver3DSM->value(); + QString qver3DSMstring(ver3DSMstring.data()); + qver3DSMstring.setLength(ver3DSMstring.size()); + appendItem( threedsmaxgroup, "Plugin version", qver3DSMstring ); + } + const StringAttribute *verEXR = h.findTypedAttribute <StringAttribute> ("versionEXR"); + if (verEXR) { + std::string verEXRstring = verEXR->value(); + QString qverEXRstring(verEXRstring.data()); + qverEXRstring.setLength(verEXRstring.size()); + appendItem( threedsmaxgroup, "EXR version", QString( verEXRstring.data() ) ); + } + const StringAttribute *localTime = h.findTypedAttribute <StringAttribute> ("localTime"); + if (localTime) { + std::string localTimeString = localTime->value(); + QString qlocalTimeString(localTimeString.data()); + qlocalTimeString.setLength(localTimeString.size()); + appendItem( threedsmaxgroup, "Local time", qlocalTimeString ); + } + const StringAttribute *systemTime = h.findTypedAttribute <StringAttribute> ("systemTime"); + if (systemTime) { + std::string systemTimeString = systemTime->value(); + QString qsystemTimeString(systemTimeString.data()); + qsystemTimeString.setLength(systemTimeString.size()); + appendItem( threedsmaxgroup, "System time", qsystemTimeString ); + } + const StringAttribute *computerName = h.findTypedAttribute <StringAttribute> ("computerName"); + if (computerName) { + std::string computerNameString = computerName->value(); + QString qcomputerNameString(computerNameString.data()); + qcomputerNameString.setLength(computerNameString.size()); + appendItem( threedsmaxgroup, "Computer name", qcomputerNameString ); + } + + return true; + } + catch (const std::exception &e) + { + kdDebug(0) << e.what() << endl; + return false; + } +} + +#include "kfile_exr.moc" |