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RefractiveIndex/src/ShadowScapesAnalysis.cpp

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#include "ShadowScapesAnalysis.h"
#include "ofMain.h"
#include "Poco/Timer.h"
#include "Poco/Thread.h"
#include "RefractiveIndex.h"
//#include "ofxXmlSettings.h"
#include "ofxOpenCv.h"
using Poco::Timer;
using Poco::TimerCallback;
using Poco::Thread;
#define STATE_SCAN 0
#define STATE_ANALYSIS 1
#define NUMBER_RUNS 1
#define ACQUIRE_TIME 20
void ShadowScapesAnalysis::setup(int camWidth, int camHeight)
{
NUM_RUN = RefractiveIndex::XML.getValue("config:analysis_NUM_RUN:NUM_RUN_shadowscapes", NUMBER_RUNS);
cout << "NUM_RUN ShadowScapesAnalysis " << NUM_RUN << endl;
//NUM_RUN = 5;
int acq_run_time; // 10 seconds of acquiring per run
acq_run_time = RefractiveIndex::XML.getValue("config:analysis_time:acquiretime_shadowscapes", ACQUIRE_TIME);
cout << "ACQUIRE_TIME ShadowScapesAnalysis " << acq_run_time << endl;
int screenSpan;
if (_dir == V) screenSpan = ofGetHeight();
if (_dir == H) screenSpan = ofGetWidth();
if (_dir == D) screenSpan = ofGetHeight();
_step = (screenSpan/acq_run_time)/(ofGetFrameRate());
// pixel per frame = (pixels / sec) / (frame / sec)
// 40 pixels per second should give us a 20 second scan at 800 pixels wide
DELTA_T_SAVE = 3*(10*acq_run_time/2); // for 20 seconds, we want this to be around 100 files
// or 5 times per second = every 200 ms
_scanLineWidth = 100.0;
_run_cnt = 0;
_save_cnt = 0;
_synth_save_cnt = 0;
int anim_time = 10; // 10 seconds
_anim_cnt_max = anim_time*ofGetFrameRate(); // e.g.: 30 frames per second = 150 frames
_show_image = false;
_image_shown = false;
image1.clear();
image2.clear();
image3.clear();
image4.clear();
image5.clear();
// images use for drawing the synthesized files to the screen ///
image1.setUseTexture(false); // the non texture image that is needed to first load the image
image2.setUseTexture(true); // the image that needs to get written to the screen which takes the content of image1
// images used for re-loading and saving out the synthesized files ///
image3.setUseTexture(false);
image4.setUseTexture(false);
image5.setUseTexture(false);
image1.allocate(RefractiveIndex::_vid_w,RefractiveIndex::_vid_h, OF_IMAGE_COLOR);
image2.allocate(RefractiveIndex::_vid_w,RefractiveIndex::_vid_h, OF_IMAGE_COLOR);
image3.allocate(RefractiveIndex::_vid_w,RefractiveIndex::_vid_h, OF_IMAGE_COLOR);
image4.allocate(RefractiveIndex::_vid_w,RefractiveIndex::_vid_h, OF_IMAGE_COLOR);
image5.allocate(RefractiveIndex::_vid_w,RefractiveIndex::_vid_h, OF_IMAGE_COLOR);
//cout << "RefractiveIndex::_vid_w " << RefractiveIndex::_vid_w << endl;
//cout << "RefractiveIndex::_vid_h " << RefractiveIndex::_vid_h << endl;
// clear() apparently fixes the "OF_WARNING: in allocate, reallocating a ofxCvImage"
// that we're getting in OSX/Windows and is maybe crashing Windows
// http://forum.openframeworks.cc/index.php?topic=1867.0
cvColorImage1.clear();
cvGrayImage1.clear();
cvGrayDiff1.clear();
cvColorImage2.clear();
cvGrayImage2.clear();
cvGrayDiff2.clear();
cvColorImage1.allocate(RefractiveIndex::_vid_w,RefractiveIndex::_vid_h);
cvGrayImage1.allocate(RefractiveIndex::_vid_w,RefractiveIndex::_vid_h);
cvGrayDiff1.allocate(RefractiveIndex::_vid_w,RefractiveIndex::_vid_h);
cvColorImage2.allocate(RefractiveIndex::_vid_w,RefractiveIndex::_vid_h);
cvGrayImage2.allocate(RefractiveIndex::_vid_w,RefractiveIndex::_vid_h);
cvGrayDiff2.allocate(RefractiveIndex::_vid_w,RefractiveIndex::_vid_h);
}
void ShadowScapesAnalysis::acquire()
{
Timer save_timer(0, DELTA_T_SAVE);
TimerCallback<ShadowScapesAnalysis> save_callback(*this, &ShadowScapesAnalysis::save_cb);
_run_cnt++;
_frame_cnt = 0; _save_cnt = 0; _anim_cnt = 0, _synth_save_cnt = 0;
_line = 0;
_RUN_DONE = false;
create_dir_allocate_images();
save_timer.start(save_callback);
while(!_RUN_DONE && _state != STATE_STOP)
Thread::sleep(3);
save_timer.stop();
}
void ShadowScapesAnalysis::synthesise()
{
//cout << "ShadowScapesAnalysis::saving synthesis...\n";
for(float i=1;i<_saved_filenames_analysis.size()-1; i++){
// cout << "ShadowScapesAnalysis::synthesis FOR LOOP...\n";
// cout << "_saved_filenames_analysis[i]" << _saved_filenames_analysis[i] << endl;
if(_state == STATE_STOP) return;
if(!image1.loadImage(_saved_filenames_analysis[i])){
//couldn't load image
cout << "didn't load image" << endl;
}
if(image1.loadImage(_saved_filenames_analysis[i])){
if(image5.loadImage(_saved_filenames_analysis[i+1])){
///////////////////////// PROCESS THE SAVED CAMERA IMAGES OF SHIT TO THE IMAGES //////////////////////////
cvColorImage1.setFromPixels(image1.getPixels(), image1.width, image1.height);
cvColorImage2.setFromPixels(image5.getPixels(), image5.width, image5.height);
//cvGrayImage1 = cvColorImage1;
//cvGrayImage2 = cvColorImage2;
cvColorImage1.convertToGrayscalePlanarImage(cvGrayImage1, 1);
cvColorImage2.convertToGrayscalePlanarImage(cvGrayImage2, 1);
cvGrayDiff1.absDiff(cvGrayImage2, cvGrayImage1);
cvGrayDiff1.erode();
cvGrayDiff1.contrastStretch();
cvGrayDiff1.blur(5);
cvGrayDiff1.dilate();
/////////////////////////////////// SAVE TO DISK IN THE SYNTHESIS FOLDER ////////////////////////////////
string file_name;
if(_dir == H) {
file_name = ofToString(_synth_save_cnt, 2)+"_H_ShadowScapesSynthesis_"+ofToString(_run_cnt,2)+".jpg";
}
if(_dir == V) {
file_name = ofToString(_synth_save_cnt, 2)+"_V_ShadowScapesSynthesis_"+ofToString(_run_cnt,2)+".jpg";
}
if(_dir == D) {
file_name = ofToString(_synth_save_cnt, 2)+"_D_ShadowScapesSynthesis_"+ofToString(_run_cnt,2)+".jpg";
}
//<---- THE OLD WAY OF SAVING - works on OSX but generates BLACK FRAMES on WINDOWS ---->
// ofSaveImage(cvGrayImage1.getPixelsRef(),_whole_file_path_synthesis+"/"+file_name, OF_IMAGE_QUALITY_BEST);
//<---- NEW SAVING - seems to fix WINDOWS saving out BLACK FRAMES PROBLEM ---->
//ofImage image;
//image.allocate(cvGrayDiff1.width, cvGrayDiff1.height, OF_IMAGE_GRAYSCALE);
//*** This needs to be here for OSX of we get a BAD ACCESS ERROR. DOES IT BREAK WINDOWS? ***//
//image.setUseTexture(false);
//image.setFromPixels(cvGrayDiff1.getPixels(), cvGrayDiff1.width, cvGrayDiff1.height, OF_IMAGE_GRAYSCALE);
//image.saveImage(_whole_file_path_synthesis+"/"+file_name);
//_saved_filenames_synthesis.push_back(_whole_file_path_synthesis+"/"+file_name);
// <--- REALLY NEW SAVING METHOD --- 26 feb 2012 --- consolidated the save function into Abstract Analysis> ///
saveImageSynthesis(file_name, &cvGrayDiff1, OF_IMAGE_GRAYSCALE);
_synth_save_cnt++;
}
}
}
// _saved_filenames_synthesis has processed all the files in the analysis images folder
while(!_RUN_DONE && _state != STATE_STOP)
Thread::sleep(3);
}
void ShadowScapesAnalysis::displayresults()
{
for(float i=1;i<_saved_filenames_synthesis.size();i++){
if(_state == STATE_STOP) return;
// cout << "_saved_filenames_analysis[i] - " << _saved_filenames_synthesis[i] << endl;
while(!_image_shown){
Thread::sleep(2);
//cout << "!_image_shown" << endl;
}
if(!image3.loadImage(_saved_filenames_synthesis[i])){
//couldn't load image
cout << "didn't load image" << endl;
}
if(image3.loadImage(_saved_filenames_synthesis[i])){
image3.loadImage(_saved_filenames_synthesis[i]);
//cout << "_show_image = true;" << endl;
_show_image = true;
_image_shown = false;
}
}
}
// the animation draw - and the output draw
void ShadowScapesAnalysis::draw()
{
switch (_state) {
case STATE_ACQUIRING:
{
_line += _step;
//cout << "* _line:" << _line << endl;
if(_dir == V) {
ofEnableAlphaBlending();
ofSetColor(255, 255, 255);
ofRect(0, (_line-2*_scanLineWidth), ofGetWidth(), _scanLineWidth);
for (float i=0; i<25; i++)
{
ofSetColor(255, 255, 255, i*5.0);
ofRect(0, (_line-2*_scanLineWidth)+(2*_scanLineWidth/(i+1)), ofGetWidth(), _scanLineWidth);
ofRect(0, (_line-2*_scanLineWidth)-(2*_scanLineWidth/(i+1)), ofGetWidth(), _scanLineWidth);
}
ofDisableAlphaBlending();
}
if(_dir == H) {
ofEnableAlphaBlending();
ofSetColor(255, 255, 255);
ofRect( (_line-2*_scanLineWidth), 0, _scanLineWidth, ofGetHeight());
for (float i=0; i<25; i++)
{
ofSetColor(255, 255, 255, i*5);
ofRect( (_line-2*_scanLineWidth)+(2*_scanLineWidth/(i+1)), 0, _scanLineWidth, ofGetHeight());
ofRect( (_line-2*_scanLineWidth)-(2*_scanLineWidth/(i+1)), 0, _scanLineWidth, ofGetHeight());
}
ofDisableAlphaBlending();
}
if(_dir == D) {
ofEnableAlphaBlending();
ofPushMatrix();
ofTranslate(-ofGetWidth(), 0);
ofRotate(-45);
ofSetColor(255, 255, 255);
ofRect(0, (_line-_scanLineWidth)+ofGetHeight()-_scanLineWidth, 2*ofGetWidth(), _scanLineWidth);
for (float i=0; i<25; i++)
{
ofSetColor(255, 255, 255, i*5);
ofRect(0, (_line-_scanLineWidth)+ofGetHeight()-_scanLineWidth+(2*_scanLineWidth/(i+1)), 2*ofGetWidth(), _scanLineWidth);
ofRect(0, (_line-_scanLineWidth)+ofGetHeight()-_scanLineWidth-(2*_scanLineWidth/(i+1)), 2*ofGetWidth(), _scanLineWidth);
}
ofPopMatrix();
ofDisableAlphaBlending();
}
if(_dir == V && int(_line) >= (ofGetHeight()+4*_scanLineWidth)){
//cout << "VERTICAL IS DONE - _line >= (ofGetHeight()+4*_scanLineWidth) is TRUE" << endl;
_RUN_DONE = true;
}
if(_dir == H && int(_line) >= (ofGetWidth()+4*_scanLineWidth)) {
//cout << "HORIZONTAL IS DONE - _line >= (ofGetWidth()+4*_scanLineWidth)) is TRUE" << endl;
_RUN_DONE = true;
}
if(_dir == D && int(_line) >= (1.5*ofGetHeight()+4*_scanLineWidth)) {
//cout << "DIAGONAL IS DONE - _line >= (1.5*ofGetHeight()+4*_scanLineWidth)) is TRUE" << endl;
_RUN_DONE = true;
}
break;
}
case STATE_SYNTHESISING:
{
// cout << "ShadowScapesAnalysis = STATE_SYNTHESISING...\n";
// display animation of something while the synthesis in on-going...
ofEnableAlphaBlending();
ofSetRectMode(OF_RECTMODE_CENTER);
ofPushMatrix();
ofTranslate(ofGetWidth()/2, ofGetHeight()/2);
if(_anim_cnt < _anim_cnt_max){
ofColor aColour;
int rectSizeW = ofGetWidth()/4;
int rectSizeH = ofGetHeight()/4;
int _fade_in_frames = _anim_cnt_max/2;
int c_anim = 10;
int fade;
//ofRotate(ofMap(_anim_cnt/2.0, 0, _anim_cnt_max, 0, 360));
if (_anim_cnt < _fade_in_frames) {
// cout << "ShadowScapesAnalysis STATE_SYNTHESIZING = FADING IN ANIMATION...\n";
fade = ofMap(_anim_cnt, 0, _fade_in_frames, 0, 255);
for (int i=0; i <= 15; i++){
c_anim = 0+17*i;
aColour.set(c_anim, c_anim, c_anim, fade);
ofSetColor(aColour);
ofRect(0, 0, rectSizeW+10*i, rectSizeH+10*i);
ofRect(0, 0, rectSizeW-10*i, rectSizeH-10*i);
}
}
if (_anim_cnt >= _fade_in_frames && _anim_cnt <= (_anim_cnt_max-_fade_in_frames)){
for (int i=0; i <= 15; i++){
c_anim = 255;
aColour.set(c_anim, c_anim, c_anim, 255);
ofSetColor(aColour);
ofRect(0, 0, rectSizeW+10*i, rectSizeH+10*i);
ofRect(0, 0, rectSizeW-10*i, rectSizeH-10*i);
}
}
if (_anim_cnt > (_anim_cnt_max-_fade_in_frames) && _anim_cnt <= _anim_cnt_max) {
//cout << "_anim_cnt = " << _anim_cnt-(_anim_cnt_max-_fade_in_frames) << endl;
fade = ofMap(_anim_cnt-(_anim_cnt_max-_fade_in_frames), 0, _fade_in_frames, 0, 255);
//cout << "fade down = " << fade << endl;
for (int i=0; i <= 15; i++){
c_anim = (17*i);
aColour.set(c_anim, c_anim, c_anim, 255-fade);
ofSetColor(aColour);
ofRect(0, 0, rectSizeW+10*i, rectSizeH+10*i);
ofRect(0, 0, rectSizeW-10*i, rectSizeH-10*i);
}
}
_anim_cnt++;
} else {
_RUN_DONE = true;
_anim_cnt=0;
}
ofPopMatrix();
ofSetRectMode(OF_RECTMODE_CORNER);
ofDisableAlphaBlending();
break;
}
case STATE_DISPLAY_RESULTS:
{
//cout << "STATE_DISPLAY_RESULTS...\n" << endl;
if (_frame_cnt > 2)
{
_image_shown = true;
_frame_cnt=0;
}
_frame_cnt++;
if (_show_image)
{
// cout << "_show_image...\n" << endl;
ofEnableAlphaBlending();
ofSetColor(255, 255, 255);
image2.setFromPixels(image3.getPixels(),image3.width,image3.height, OF_IMAGE_GRAYSCALE);
image2.draw(0,0, ofGetWidth(), ofGetHeight());
ofDisableAlphaBlending();
}
// display results of the synthesis
_RUN_DONE = true;
break;
}
default:
break;
}
}
void ShadowScapesAnalysis::save_cb(Timer& timer)
{
_save_cnt++;
string file_name;
if(_dir == H) {
file_name = ofToString(_save_cnt, 2)+"_H_"+ofToString(_line, 2)+"_"+ofToString(_run_cnt,2)+".jpg";
}
if(_dir == V) {
file_name = ofToString(_save_cnt, 2)+"_V_"+ofToString(_line, 2)+"_"+ofToString(_run_cnt,2)+".jpg";
}
if(_dir == D) {
file_name = ofToString(_save_cnt, 2)+"_D_"+ofToString(_line, 2)+"_"+ofToString(_run_cnt,2)+".jpg";
}
saveImageAnalysis(file_name);
}
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