rawTherapee/rtgui/crophandler.cc
ffsup2 eef14f76dd Added dark frame subtraction
Moved debayer and preprocessing parameters to class ProcParams for every single image.
Added tab RAW for changing those parameters.
Progress bar shows only load step (work to do)
2010-08-19 00:37:53 +02:00

330 lines
7.6 KiB
C++

/*
* This file is part of RawTherapee.
*
* Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
*
* RawTherapee 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 3 of the License, or
* (at your option) any later version.
*
* RawTherapee 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 RawTherapee. If not, see <http://www.gnu.org/licenses/>.
*/
#include <crophandler.h>
#undef THREAD_PRIORITY_NORMAL
using namespace rtengine;
CropHandler::CropHandler ()
: crop(NULL), listener(NULL), cropimg(NULL), ipc(NULL),
cx(0), cy(0), cw(0), ch(0),
cropX(0), cropY(0), cropW(0), cropH(0),
zoom(1000), enabled(false) {
chi = new CropHandlerIdleHelper;
chi->destroyed = false;
chi->pending = 0;
chi->cropHandler = this;
}
CropHandler::~CropHandler () {
if (ipc)
ipc->delSizeListener (this);
setEnabled (false);
if (crop)
crop->destroy ();
cimg.lock ();
if (chi->pending)
chi->destroyed = true;
else
delete chi;
cimg.unlock ();
}
void CropHandler::newImage (StagedImageProcessor* ipc_) {
ipc = ipc_;
cx = 0;
cy = 0;
if (!ipc)
return;
crop = ipc->createCrop ();
ipc->setSizeListener (this);
crop->setListener (enabled ? this : NULL);
initial = true;
}
void CropHandler::sizeChanged (int x, int y, int ow, int oh) { // the ipc notifies it to keep track size changes like rotation
compDim ();
// this should be put into an idle source!!!
/* if (listener)
listener->cropWindowChanged ();
*/
}
double CropHandler::getFitZoom () {
if (ipc) {
double z1 = (double) wh / ipc->getFullHeight ();
double z2 = (double) ww / ipc->getFullWidth ();
return z1<z2 ? z1 : z2;
}
else
return 1.0;
}
void CropHandler::setZoom (int z, int centerx, int centery) {
int x = cx + cw / 2;
int y = cy + ch / 2;
if (centerx>=0)
x = centerx;
if (centery>=0)
y = centery;
zoom = z;
if (zoom>=1000) {
cw = ww * 1000 / zoom;
ch = wh * 1000 / zoom;
}
else {
cw = ww * zoom;
ch = wh * zoom;
}
cx = x - cw / 2;
cy = y - ch / 2;
compDim ();
if (enabled)
update ();
}
void CropHandler::setWSize (int w, int h) {
ww = w;
wh = h;
if (zoom>=1000) {
cw = ww * 1000 / zoom;
ch = wh * 1000 / zoom;
}
else {
cw = ww * zoom;
ch = wh * zoom;
}
compDim ();
if (enabled)
update ();
}
void CropHandler::getWSize (int& w, int &h) {
w = ww;
h = wh;
}
void CropHandler::setPosition (int x, int y, bool update_) {
cx = x;
cy = y;
compDim ();
if (enabled && update_)
update ();
}
void CropHandler::getPosition (int& x, int& y) {
x = cropX;
y = cropY;
}
int createpixbufs (void* data) {
gdk_threads_enter ();
CropHandlerIdleHelper* chi = (CropHandlerIdleHelper*) data;
if (chi->destroyed) {
if (chi->pending == 1)
delete chi;
else
chi->pending--;
gdk_threads_leave ();
return 0;
}
CropHandler* ch = chi->cropHandler;
ch->cimg.lock ();
ch->cropPixbuf.clear ();
if (!ch->enabled) {
delete [] ch->cropimg;
ch->cropimg = NULL;
ch->cimg.unlock ();
gdk_threads_leave ();
return 0;
}
if (ch->cropimg) {
if (ch->cix==ch->cropX && ch->ciy==ch->cropY && ch->ciw==ch->cropW && ch->cih==ch->cropH && ch->cis==(ch->zoom>=1000?1:ch->zoom)) {
// calculate final image size
int czoom = ch->zoom<1000 ? 1000 : ch->zoom;
int imw = ch->cropimg_width * czoom / 1000;
int imh = ch->cropimg_height * czoom / 1000;
if (imw>ch->ww)
imw = ch->ww;
if (imh>ch->wh)
imh = ch->wh;
Glib::RefPtr<Gdk::Pixbuf> tmpPixbuf = Gdk::Pixbuf::create_from_data (ch->cropimg, Gdk::COLORSPACE_RGB, false, 8, ch->cropimg_width, ch->cropimg_height, 3*ch->cropimg_width);
ch->cropPixbuf = Gdk::Pixbuf::create (Gdk::COLORSPACE_RGB, false, 8, imw, imh);
tmpPixbuf->scale (ch->cropPixbuf, 0, 0, imw, imh, 0, 0, czoom/1000.0, czoom/1000.0, Gdk::INTERP_NEAREST);
tmpPixbuf.clear ();
}
delete [] ch->cropimg;
ch->cropimg = NULL;
}
ch->cimg.unlock ();
if (ch->listener) {
ch->listener->cropImageUpdated ();
if (ch->initial) {
ch->listener->initialImageArrived ();
ch->initial = false;
}
}
chi->pending--;
gdk_threads_leave ();
return 0;
}
void CropHandler::setDetailedCrop (IImage8* im, rtengine::procparams::CropParams cp, int ax, int ay, int aw, int ah, int askip) {
if (!enabled)
return;
cimg.lock ();
cropParams = cp;
cropPixbuf.clear ();
if (cropimg)
delete [] cropimg;
cropimg = NULL;
if (ax==cropX && ay==cropY && aw==cropW && ah==cropH && askip==(zoom>=1000?1:zoom)) {
cropimg_width = im->getWidth ();
cropimg_height = im->getHeight ();
cropimg = new unsigned char [3*cropimg_width*cropimg_height];
memcpy (cropimg, im->getData(), 3*cropimg_width*cropimg_height);
cix = ax;
ciy = ay;
ciw = aw;
cih = ah;
cis = askip;
chi->pending++;
g_idle_add (createpixbufs, chi);
}
cimg.unlock ();
}
bool CropHandler::getWindow (int& cwx, int& cwy, int& cww, int& cwh, int& cskip) {
cwx = cropX;
cwy = cropY;
cww = cropW;
cwh = cropH;
// hack: if called before first size allocation the size will be 0
if (cww<10)
cww = 10;
if (cwh<32)
cwh = 32;
cskip = zoom>=1000 ? 1 : zoom;
return true;
}
void CropHandler::update () {
if (crop) {
// crop->setWindow (cropX, cropY, cropW, cropH, zoom>=1000 ? 1 : zoom); --> we use the "getWindow" hook instead of setting the size before
crop->setListener (this);
cropPixbuf.clear ();
Glib::Thread::create(sigc::mem_fun(*crop, &DetailedCrop::fullUpdate), 0, false, true, Glib::THREAD_PRIORITY_NORMAL);
}
}
void CropHandler::setEnabled (bool e) {
enabled = e;
if (!enabled) {
if (crop)
crop->setListener (NULL);
cimg.lock ();
delete [] cropimg;
cropimg = NULL;
cropPixbuf.clear ();
cimg.unlock ();
}
else
update ();
}
bool CropHandler::getEnabled () {
return enabled;
}
void CropHandler::getSize (int& w, int& h) {
w = cropW;
h = cropH;
}
void CropHandler::compDim () {
cropX = cx;
cropY = cy;
cropW = cw;
cropH = ch;
cutRectToImgBounds (cropX, cropY, cropW, cropH);
}
void CropHandler::cutRectToImgBounds (int& x, int& y, int& w, int& h) {
if (ipc) {
if (w > ipc->getFullWidth())
w = ipc->getFullWidth();
if (h > ipc->getFullHeight())
h = ipc->getFullHeight();
if (x < 0)
x = 0;
if (y < 0)
y = 0;
if (x + w >= ipc->getFullWidth())
x = ipc->getFullWidth() - w;
if (y + h >= ipc->getFullHeight())
y = ipc->getFullHeight() - h;
}
}