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#include "testApp.h"
#include "math.h"
//--------------------------------------------------------------
void testApp::setup(){
camWidth = 320; // try to grab at this size.
camHeight = 280;
coef = 1.0;
tresholdMath = 100;
d = 0;
treshold = 100;
vidGrabber.setVerbose(true);
vidGrabber.initGrabber(camWidth,camHeight);
videoInverted = new unsigned char[camWidth*camHeight*3];
videoTexture.allocate(camWidth,camHeight, GL_RGB);
delete videoInverted;
}
//--------------------------------------------------------------
void testApp::update(){
ofBackground(100,100,100);
vidGrabber.grabFrame();
if (vidGrabber.isFrameNew()){
int totalPixels = camWidth*camHeight*3;
unsigned char * pixels = vidGrabber.getPixels();
for (int i = 0; i < totalPixels; i++){
videoInverted[i] = pixels[i];
videoInverted[i] = pow((videoInverted[i]/255.0),coef)*255;
}
if (flags[0]) //invert
for (int i = 0; i < totalPixels; i++){
videoInverted[i] = 255 - videoInverted[i];
}
if (flags [3]) //gray
for (int y = 0; y < camHeight; y++){
for (int x = 0; x < camWidth; x++){
int gray = (videoInverted[(y*camWidth+x)*3+0]+videoInverted[(y*camWidth+x)*3+1]+videoInverted[(y*camWidth+x)*3+2])/3.0;
videoInverted[(y*camWidth+x)*3+0] = gray;
videoInverted[(y*camWidth+x)*3+1] = gray;
videoInverted[(y*camWidth+x)*3+2] = gray;
}
}
if (flags[4]) //treshold
for (short y=0; y<camHeight; y++){
for (short x=0; x<camWidth; x++) {
if (videoInverted[(y*camWidth+x)*3+0] < 128){
videoInverted[(y*camWidth+x)*3+0] = 0;
videoInverted[(y*camWidth+x)*3+1] = 0;
videoInverted[(y*camWidth+x)*3+2] = 0;
} else {
videoInverted[(y*camWidth+x)*3+0] = 255;
videoInverted[(y*camWidth+x)*3+1] = 255;
videoInverted[(y*camWidth+x)*3+2] = 255;
}
}
}
if (flags[9]) //segmentation color tracking
for (int y=0; y <camHeight; y++){
for (int x=0; x<camWidth; x++){
tresholdMath = videoInverted[x+(y*camWidth*3)+1]+videoInverted[x+(y*camWidth*3)+2];
if (videoInverted[(y*camWidth+x)*3+0]/(videoInverted[(y*camWidth+x)*3+0]+videoInverted[(y*camWidth+x)*3+1]+videoInverted[(y*camWidth+x)*3+2]+ 0.01) > 0.7 && videoInverted[videoInverted[(y*camWidth+x)*3+0] > 50]){
videoInverted[(y*camWidth+x)*3+0] = 255;
videoInverted[(y*camWidth+x)*3+1] = 255;
videoInverted[(y*camWidth+x)*3+2] = 255;
}
else{
videoInverted[(y*camWidth+x)*3+0] = 0;
videoInverted[(y*camWidth+x)*3+1] = 0;
videoInverted[(y*camWidth+x)*3+2] = 0;
}
}
}
//RED CHANNEL - 'R'
if (flags[11]){
for (int y=0; y < camHeight; y++){
for(int x=0; x < camWidth; x++){
videoInverted[(y*camWidth+x)*3+1] =0;
videoInverted[(y*camWidth+x)*3+2] =0;
}
}
}
//Green CHANNEL - 'G'
if (flags[12]){
for (int y=0; y < camHeight; y++){
for(int x=0; x < camWidth; x++){
videoInverted[(y*camWidth+x)*3+0] =0;
videoInverted[(y*camWidth+x)*3+2] =0;
}
}
}
//Blue CHANNEL - 'B'
if (flags[13]){
for (int y=0; y < camHeight; y++){
for(int x=0; x < camWidth; x++){
videoInverted[(y*camWidth+x)*3+0] =0;
videoInverted[(y*camWidth+x)*3+1] =0;
}
}
}
if (flags[14]) //green detection
for (int y=0; y <camHeight; y++){
for (int x=0; x<camWidth; x++){
if (videoInverted[(y*camWidth+x)*3+1]/(videoInverted[(y*camWidth+x)*3+1]+videoInverted[(y*camWidth+x)*3+0]+videoInverted[(y*camWidth+x)*3+2]+ 0.01)){
(videoInverted[(y*camWidth+x)*3+1]/(videoInverted[(y*camWidth+x)*3+0]+videoInverted[(y*camWidth+x)*3+2]+videoInverted[(y*camWidth+x)*3+1]+ 0.01)>0.7 && videoInverted[(y*camWidth+x)*3+0] >50);
videoInverted[(y*camWidth+x)*3+0] = 255;
videoInverted[(y*camWidth+x)*3+1] = 255;
videoInverted[(y*camWidth+x)*3+2] = 255;
}
else{
videoInverted[(y*camWidth+x)*3+0] = 0;
videoInverted[(y*camWidth+x)*3+1] = 0;
videoInverted[(y*camWidth+x)*3+2] = 0;
}
}
}
if (flags[15]) //red detection
for (int y=0; y <camHeight; y++){
for (int x=0; x<camWidth; x++){
if (videoInverted[(y*camWidth+x)*3+0]/(videoInverted[(y*camWidth+x)*3+0]+videoInverted[(y*camWidth+x)*3+1]+videoInverted[(y*camWidth+x)*3+2]+ 0.01)){
(videoInverted[(y*camWidth+x)*3+0]/(videoInverted[(y*camWidth+x)*3+1]+videoInverted[(y*camWidth+x)*3+2]+videoInverted[(y*camWidth+x)*3+0]+ 0.01)>0.7 && videoInverted[(y*camWidth+x)*3+0] >50);
videoInverted[(y*camWidth+x)*3+0] = 255;
videoInverted[(y*camWidth+x)*3+1] = 255;
videoInverted[(y*camWidth+x)*3+2] = 255;
}
else{
videoInverted[(y*camWidth+x)*3+0] = 0;
videoInverted[(y*camWidth+x)*3+1] = 0;
videoInverted[(y*camWidth+x)*3+2] = 0;
}
}
}
if (flags[16]) //blue detection
for (int y=0; y <camHeight; y++){
for (int x=0; x<camWidth; x++){
if (videoInverted[(y*camWidth+x)*3+2]/(videoInverted[(y*camWidth+x)*3+2]+videoInverted[(y*camWidth+x)*3+1]+videoInverted[(y*camWidth+x)*3+0]+ 0.01)){
(videoInverted[(y*camWidth+x)*3+2]/(videoInverted[(y*camWidth+x)*3+1]+videoInverted[(y*camWidth+x)*3+0]+videoInverted[(y*camWidth+x)*3+2]+ 0.01)>0.7 && videoInverted[(y*camWidth+x)*3+0] >50);
videoInverted[(y*camWidth+x)*3+0] = 255;
videoInverted[(y*camWidth+x)*3+1] = 255;
videoInverted[(y*camWidth+x)*3+2] = 255;
}
else{
videoInverted[(y*camWidth+x)*3+0] = 0;
videoInverted[(y*camWidth+x)*3+1] = 0;
videoInverted[(y*camWidth+x)*3+2] = 0;
}
}
}
videoTexture.loadData(videoInverted, camWidth,camHeight, GL_RGB);
//delete videoInverted;
}
}
/*centerOfMassX = 0;
centerOfMassY = 0;
numOfPix=0;*/
//--------------------------------------------------------------
void testApp::draw(){
ofSetHexColor(0xffffff);
vidGrabber.draw(20,20);
videoTexture.draw(20+camWidth,20,camWidth,camHeight);
}
//--------------------------------------------------------------
void testApp::keyPressed (int key){
switch (key){
case 'i':
flags[0] = !flags[0];
break;
case '+':
coef/=1.2;
break;
case '-':
coef*=1.2;
break;
case 'o':
flags[3] = !flags[3];
break;
case 't':
flags[4] = !flags[4];
break;
case 'm':
flags[5] = !flags[5];
break;
case 'e':
flags [6] =!flags[6];
break;
case 'd':
flags [7] = !flags[7];
break;
case 'l':
flags[9] =!flags[9];
break;
case 'q':
flags[10] = !flags[10];
break;
case 'R':
flags[11] = !flags[11];
break;
case 'g':
flags[12] = !flags[12];
break;
case 'b':
flags[13] = !flags[13];
break;
case 'w':
flags[14] =!flags[14];
break;
case 's':
flags[15] =!flags[15];
break;
case 'x':
flags[16] =!flags[16];
break;
}
}
//--------------------------------------------------------------
void testApp::keyReleased(int key){
}
//--------------------------------------------------------------
void testApp::mouseMoved(int x, int y ){
}
//--------------------------------------------------------------
void testApp::mouseDragged(int x, int y, int button){
}
//--------------------------------------------------------------
void testApp::mousePressed(int x, int y, int button){
}
//--------------------------------------------------------------
void testApp::mouseReleased(int x, int y, int button){
}
//--------------------------------------------------------------
void testApp::windowResized(int w, int h){
}
//--------------------------------------------------------------
void testApp::gotMessage(ofMessage msg){
}
//--------------------------------------------------------------
void testApp::dragEvent(ofDragInfo dragInfo){
}
[code]
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