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Diffstat (limited to 'chalk/chalkcolor/kis_profile.cpp')
| -rw-r--r-- | chalk/chalkcolor/kis_profile.cpp | 208 |
1 files changed, 208 insertions, 0 deletions
diff --git a/chalk/chalkcolor/kis_profile.cpp b/chalk/chalkcolor/kis_profile.cpp new file mode 100644 index 00000000..df98a750 --- /dev/null +++ b/chalk/chalkcolor/kis_profile.cpp @@ -0,0 +1,208 @@ +/* + * kis_profile.cpp - part of Krayon + * + * Copyright (c) 2000 Matthias Elter <[email protected]> + * 2001 John Califf + * 2004 Boudewijn Rempt <[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; either version 2 of the License, or + * (at your option) any later version. + * + * 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; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ +#include <cfloat> +#include <cmath> +#include <config.h> +#include LCMS_HEADER + +#include <tqimage.h> +#include <tqtextstream.h> +#include <tqfile.h> + +#include <kdebug.h> + +#include "kis_profile.h" +#include "kis_global.h" + +#include "ksharedptr.h" + +#include <X11/Xlib.h> +#include <X11/Xatom.h> +#include <fixx11h.h> + +KisProfile::KisProfile(TQByteArray rawData) + : m_rawData(rawData), + m_filename( TQString() ), + m_valid( false ), + m_suitableForOutput(false) +{ + m_profile = cmsOpenProfileFromMem(rawData.data(), (DWORD)rawData.size()); + init(); +} + +KisProfile::KisProfile(const TQString& file) + : m_filename(file), + m_valid( false ), + m_suitableForOutput( false ) +{ +} + +KisProfile::KisProfile(const cmsHPROFILE profile) + : m_profile(profile), + m_filename( TQString() ), + m_valid( true ) +{ + size_t bytesNeeded=0; + + // Make a raw data image ready for saving + _cmsSaveProfileToMem(m_profile, 0, &bytesNeeded); // calc size + if(m_rawData.resize(bytesNeeded)) + { + _cmsSaveProfileToMem(m_profile, m_rawData.data(), &bytesNeeded); // fill buffer + cmsHPROFILE newprofile = cmsOpenProfileFromMem(m_rawData.data(), (DWORD) bytesNeeded); + cmsCloseProfile(m_profile); + m_profile = newprofile; + } + else + m_rawData.resize(0); + + init(); +} + +KisProfile::~KisProfile() +{ + cmsCloseProfile(m_profile); +} + + +bool KisProfile::load() +{ + TQFile file(m_filename); + file.open(IO_ReadOnly); + m_rawData = file.readAll(); + m_profile = cmsOpenProfileFromMem(m_rawData.data(), (DWORD)m_rawData.size()); + file.close(); + + if (m_profile == 0) { + kdWarning() << "Failed to load profile from " << m_filename << endl; + } + + return init(); + +} + +bool KisProfile::init() +{ + if (m_profile) { + m_colorSpaceSignature = cmsGetColorSpace(m_profile); + m_deviceClass = cmsGetDeviceClass(m_profile); + m_productName = cmsTakeProductName(m_profile); + m_productDescription = cmsTakeProductDesc(m_profile); + m_productInfo = cmsTakeProductInfo(m_profile); + m_valid = true; + + // Check if the profile can convert (something->this) +// LPMATSHAPER OutMatShaper = cmsBuildOutputMatrixShaper(m_profile); +// if( OutMatShaper ) +// { +// m_suitableForOutput = true; +// } + cmsCIEXYZTRIPLE Primaries; + + if (cmsTakeColorants(&Primaries, m_profile)) + { + m_suitableForOutput = true; + } + +#if 0 + // XXX: It wasn't that easy to save a little memory: thsi gives an lcms error + // Okay, we know enough. Free the memory; we'll load it again if needed. + + cmsCloseProfile(m_profile); + m_profile = 0; + +#endif + return true; + } + return false; +} + +cmsHPROFILE KisProfile::profile() +{ +#if 0 + if (m_profile = 0) { + TQFile file(m_filename); + file.open(IO_ReadOnly); + m_rawData = file.readAll(); + m_profile = cmsOpenProfileFromMem(m_rawData.data(), (DWORD)m_rawData.size()); + file.close(); + } +#endif + return m_profile; +} + +bool KisProfile::save() +{ + return false; +} + +KisAnnotationSP KisProfile::annotation() const +{ + // XXX we hardcode icc, this is correct for lcms? + // XXX productName(), or just "ICC Profile"? + if (!m_rawData.isEmpty()) + return new KisAnnotation("icc", productName(), m_rawData); + else + return 0; +} + +KisProfile * KisProfile::getScreenProfile (int screen) +{ + +#ifdef Q_WS_X11 + + Atom type; + int format; + unsigned long nitems; + unsigned long bytes_after; + TQ_UINT8 * str; + + static Atom icc_atom = XInternAtom( tqt_xdisplay(), "_ICC_PROFILE", False ); + + if ( XGetWindowProperty ( tqt_xdisplay(), + tqt_xrootwin( screen ), + icc_atom, + 0, + INT_MAX, + False, + XA_CARDINAL, + &type, + &format, + &nitems, + &bytes_after, + (unsigned char **) &str) + ) { + + TQByteArray bytes (nitems); + bytes.assign((char*)str, (TQ_UINT32)nitems); + + return new KisProfile(bytes); + } else { + return NULL; + } +#else + return NULL; + +#endif +} + + |