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/*
* Copyright (c) 2005-2006 Cyrille Berger <cberger@cberger.net>
*
* 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 "kis_tiff_reader.h"
#include <kdebug.h>
#include <kis_iterators_pixel.h>
#include <kis_paint_device.h>
#include "kis_tiff_stream.h"
uint KisTIFFReaderTarget8bit::copyDataToChannels( TQ_UINT32 x, TQ_UINT32 y, TQ_UINT32 dataWidth, TIFFStreamBase* tiffstream)
{
KisHLineIterator it = paintDevice() -> createHLineIterator(x, y, dataWidth, true);
double coeff = TQ_UINT8_MAX / (double)( pow(2, sourceDepth() ) - 1 );
// kdDebug(41008) << " depth expension coefficient : " << coeff << endl;
while (!it.isDone()) {
TQ_UINT8 *d = it.rawData();
TQ_UINT8 i;
for(i = 0; i < nbColorsSamples() ; i++)
{
d[poses()[i]] = (TQ_UINT8)( tiffstream->nextValue() * coeff );
}
postProcessor()->postProcess8bit( d);
if(transform()) cmsDoTransform(transform(), d, d, 1);
d[poses()[i]] = TQ_UINT8_MAX;
for(int k = 0; k < nbExtraSamples(); k++)
{
if(k == alphaPos())
d[poses()[i]] = (TQ_UINT32) ( tiffstream->nextValue() * coeff );
else
tiffstream->nextValue();
}
++it;
}
return 1;
}
uint KisTIFFReaderTarget16bit::copyDataToChannels( TQ_UINT32 x, TQ_UINT32 y, TQ_UINT32 dataWidth, TIFFStreamBase* tiffstream)
{
KisHLineIterator it = paintDevice() -> createHLineIterator(x, y, dataWidth, true);
double coeff = TQ_UINT16_MAX / (double)( pow(2, sourceDepth() ) - 1 );
// kdDebug(41008) << " depth expension coefficient : " << coeff << endl;
while (!it.isDone()) {
TQ_UINT16 *d = reinterpret_cast<TQ_UINT16 *>(it.rawData());
TQ_UINT8 i;
for(i = 0; i < nbColorsSamples(); i++)
{
d[poses()[i]] = (TQ_UINT16)( tiffstream->nextValue() * coeff );
}
postProcessor()->postProcess16bit( d);
if(transform()) cmsDoTransform(transform(), d, d, 1);
d[poses()[i]] = TQ_UINT16_MAX;
for(int k = 0; k < nbExtraSamples(); k++)
{
if(k == alphaPos())
d[poses()[i]] = (TQ_UINT16) ( tiffstream->nextValue() * coeff );
else
tiffstream->nextValue();
}
++it;
}
return 1;
}
uint KisTIFFReaderTarget32bit::copyDataToChannels( TQ_UINT32 x, TQ_UINT32 y, TQ_UINT32 dataWidth, TIFFStreamBase* tiffstream)
{
KisHLineIterator it = paintDevice() -> createHLineIterator(x, y, dataWidth, true);
double coeff = TQ_UINT32_MAX / (double)( pow(2, sourceDepth() ) - 1 );
// kdDebug(41008) << " depth expension coefficient : " << coeff << endl;
while (!it.isDone()) {
TQ_UINT32 *d = reinterpret_cast<TQ_UINT32 *>(it.rawData());
TQ_UINT8 i;
for(i = 0; i < nbColorsSamples(); i++)
{
d[poses()[i]] = (TQ_UINT32)( tiffstream->nextValue() * coeff );
}
postProcessor()->postProcess32bit( d);
if(transform()) cmsDoTransform(transform(), d, d, 1);
d[poses()[i]] = TQ_UINT32_MAX;
for(int k = 0; k < nbExtraSamples(); k++)
{
if(k == alphaPos())
d[poses()[i]] = (TQ_UINT32) ( tiffstream->nextValue() * coeff );
else
tiffstream->nextValue();
}
++it;
}
return 1;
}
uint KisTIFFReaderFromPalette::copyDataToChannels(TQ_UINT32 x, TQ_UINT32 y, TQ_UINT32 dataWidth, TIFFStreamBase* tiffstream)
{
KisHLineIterator it = paintDevice() -> createHLineIterator(x, y, dataWidth, true);
while (!it.isDone()) {
TQ_UINT16* d = reinterpret_cast<TQ_UINT16 *>(it.rawData());
uint32 index = tiffstream->nextValue();
d[2] = m_red[index];
d[1] = m_green[index];
d[0] = m_blue[index];
d[3] = TQ_UINT16_MAX;
++it;
}
return 1;
}
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