Jeroen Bakker
772a3b1e1e
* added area of interest based on a radius around the input tile. If someone can implement a correct formula (based on K1, K2 and K3) and send it to me, I will be happy to apply it! - At Mind -
128 lines
3.8 KiB
C++
128 lines
3.8 KiB
C++
/*
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* Copyright 2011, Blender Foundation.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Contributor:
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* Jeroen Bakker
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* Monique Dewanchand
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*/
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#include "COM_MovieDistortionOperation.h"
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extern "C" {
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#include "BKE_tracking.h"
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#include "BKE_movieclip.h"
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#include "BLI_linklist.h"
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}
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vector<DistortionCache *> s_cache;
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void deintializeDistortionCache(void)
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{
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while (s_cache.size() > 0) {
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DistortionCache * cache = s_cache.back();
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s_cache.pop_back();
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delete cache;
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}
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}
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MovieDistortionOperation::MovieDistortionOperation(bool distortion) : NodeOperation()
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{
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this->addInputSocket(COM_DT_COLOR);
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this->addOutputSocket(COM_DT_COLOR);
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this->setResolutionInputSocketIndex(0);
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this->m_inputOperation = NULL;
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this->m_movieClip = NULL;
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this->m_cache = NULL;
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this->m_distortion = distortion;
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}
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void MovieDistortionOperation::initExecution()
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{
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this->m_inputOperation = this->getInputSocketReader(0);
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if (this->m_movieClip) {
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MovieClipUser clipUser = {0};
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int calibration_width, calibration_height;
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BKE_movieclip_user_set_frame(&clipUser, this->m_framenumber);
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BKE_movieclip_get_size(this->m_movieClip, &clipUser, &calibration_width, &calibration_height);
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for (unsigned int i = 0; i < s_cache.size(); i++) {
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DistortionCache *c = (DistortionCache *)s_cache[i];
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if (c->isCacheFor(this->m_movieClip, this->m_width, this->m_height,
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calibration_width, calibration_height, this->m_distortion))
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{
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this->m_cache = c;
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this->m_cache->updateLastUsage();
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return;
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}
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}
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DistortionCache *newC = new DistortionCache(this->m_movieClip, this->m_width, this->m_height,
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calibration_width, calibration_height, this->m_distortion);
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s_cache.push_back(newC);
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this->m_cache = newC;
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}
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else {
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this->m_cache = NULL;
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}
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}
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void MovieDistortionOperation::deinitExecution()
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{
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this->m_inputOperation = NULL;
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this->m_movieClip = NULL;
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while (s_cache.size() > COM_DISTORTIONCACHE_MAXSIZE) {
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double minTime = PIL_check_seconds_timer();
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vector<DistortionCache*>::iterator minTimeIterator = s_cache.begin();
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for (vector<DistortionCache*>::iterator it = s_cache.begin(); it < s_cache.end(); it ++) {
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DistortionCache * cache = *it;
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if (cache->getTimeLastUsage() < minTime) {
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minTime = cache->getTimeLastUsage();
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minTimeIterator = it;
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}
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}
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s_cache.erase(minTimeIterator);
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}
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}
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void MovieDistortionOperation::executePixel(float output[4], float x, float y, PixelSampler sampler)
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{
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if (this->m_cache != NULL) {
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float u, v;
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this->m_cache->getUV(&this->m_movieClip->tracking, x, y, &u, &v);
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this->m_inputOperation->read(output, u, v, COM_PS_BILINEAR);
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}
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else {
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this->m_inputOperation->read(output, x, y, COM_PS_BILINEAR);
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}
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}
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bool MovieDistortionOperation::determineDependingAreaOfInterest(rcti *input, ReadBufferOperation *readOperation, rcti *output)
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{
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const int marginX = this->m_width*0.15;
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const int marginY = this->m_height*0.15;
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rcti newInput;
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newInput.xmin = input->xmin - marginX;
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newInput.ymin = input->ymin - marginY;
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newInput.xmax = input->xmax + marginX;
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newInput.ymax = input->ymax + marginY;
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return NodeOperation::determineDependingAreaOfInterest(&newInput, readOperation, output);
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}
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