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Smart Put Pixel

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This commit is contained in:
Andrey Tkachenko 2014-06-20 19:53:41 +04:00
parent b7016dbb5e
commit f5801cfb1c
1 changed files with 92 additions and 48 deletions
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108
src/Test.cpp
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@ -9,6 +9,7 @@
#include <iostream>
#include <string>
#include <opencv2/opencv.hpp>
#include <algorithm>
using namespace std;
using namespace cv;
@ -18,15 +19,16 @@ typedef struct {
Mat* right;
Mat* stereo;
Mat* temp;
std::vector<int> match;
} StereoData;
#define WINDOW_START 0
#define WINDOW_SIZE 60
#define MATCH_SIZE_X 2
#define MATCH_SIZE_Y 2
#define WINDOW_SIZE 80
#define MATCH_SIZE_X 3
#define MATCH_SIZE_Y 3
#define ERROR_LEVEL 0
#define Y_CORRECTION 0
#define COLOR_SCALE 0
#define COLOR_SCALE 4
int getPixelValue(Mat* data, int x, int y, int offset = -1)
{
@ -78,15 +80,16 @@ void normalize(Mat* mat, int x_from, int x_to, int y)
}
int match(StereoData &params, int x, int y, int j) {
int error = 0;
int error = 0, val;
int Rvalue, Gvalue, Bvalue;
for (int i = 0; i < MATCH_SIZE_X; i++) {
params.match.clear();
for (int i = -(MATCH_SIZE_X / 2); i < MATCH_SIZE_X / 2; i++) {
if (x + j + i >= params.right->cols) {
return 999;
}
for (int g = 0; g < MATCH_SIZE_Y; g++) {
for (int g = -(MATCH_SIZE_Y / 2); g < MATCH_SIZE_Y / 2; g++) {
val = 0;
if (y + g >= params.right->rows) {
return 999;
}
@ -95,12 +98,17 @@ int match(StereoData &params, int x, int y, int j) {
Gvalue = abs(getPixelValue(params.left, x + i, y + g, 1) - getPixelValue(params.right, x + j + i, y + g, 1));
Bvalue = abs(getPixelValue(params.left, x + i, y + g, 2) - getPixelValue(params.right, x + j + i, y + g, 2));
error += Rvalue << COLOR_SCALE;
error += Gvalue << COLOR_SCALE;
error += Bvalue << COLOR_SCALE;
val += Rvalue << COLOR_SCALE;
val += Gvalue << COLOR_SCALE;
val += Bvalue << COLOR_SCALE;
params.match.push_back(g * MATCH_SIZE_X + i);
error += val;
}
}
std::sort(params.match.begin(), params.match.end());
return error;
}
@ -148,21 +156,21 @@ void putPixel(Mat* mat, int x, int y, int cursor)
}
void calcDepthMapMy2(StereoData &params) {
int x, y, cursor, closest, tmp;
int x, y, cursor, closest, tmp, minLevel=0;
int minErrorValue, tmpSmoothed, matched;
int precursor, preprecursor;
for (y = 0; y < params.stereo->rows; y++) {
cursor = WINDOW_SIZE/2;
precursor = WINDOW_SIZE/2;
preprecursor = WINDOW_SIZE/2;
cursor = 0;
precursor = 0;
preprecursor = 0;
for (x = 0; x < params.stereo->cols; x++) {
closest = 999; minErrorValue = 999;matched=0;
minErrorValue=999;
for (int i = WINDOW_START; i < WINDOW_SIZE; i++) {
tmp = match(params, x, y, i);
tmpSmoothed = (tmp >> ERROR_LEVEL) + ((abs(cursor - i)) >> 12);
tmpSmoothed = (tmp) + ((abs(cursor - i)) >> 4);
if (tmpSmoothed < minErrorValue) {
minErrorValue = tmpSmoothed;
closest = i;
@ -175,15 +183,38 @@ void calcDepthMapMy2(StereoData &params) {
}
}
if (matched) {
cursor = closest;
putPixel(params.stereo, x + cursor, y, cursor);
if (cursor-precursor > 0 && cursor-precursor < 10) {
for (int i = precursor; i < cursor; i++) {
//putPixel(params.stereo, x + i, y, 0);
if (closest-cursor > 0 && closest-cursor < 5) {
for (int i = cursor; i < closest; i++) {
putPixel(params.stereo, x + i, y, 0);
}
}
if (matched == 1) {
//if (cursor != closest) {
if (params.match.size() > 2) {
int a = params.match.at(0);
int dx = a % MATCH_SIZE_X;
int dy = a / MATCH_SIZE_X;
putPixel(params.stereo, (x + closest) + dx, y + dy, closest);
a = params.match.at(1);
dx = a % MATCH_SIZE_X;
dy = a / MATCH_SIZE_X;
putPixel(params.stereo, (x + closest) + dx, y + dy, closest);
a = params.match.at(2);
dx = a % MATCH_SIZE_X;
dy = a / MATCH_SIZE_X;
putPixel(params.stereo, (x + closest) + dx, y + dy, closest);
}
//putPixel(params.stereo, (x + closest), y, closest);
cursor = closest;
}
preprecursor = precursor;
@ -217,7 +248,13 @@ void calcDepthMapMy2(StereoData &params) {
//if (abs(cursor - precursor)) {
//if (abs(getPixelColor(cursor) - getPixelValue(params.stereo, x, y)) < 50) {
putPixel(params.stereo, x, y, cursor);
//if (getPixelValue(params.stereo, x, y) == getPixelColor(cursor)) {
putPixel(params.temp, x, y, cursor);
//} else {
//putPixel(params.stereo, x, y, 0);
//}
//} else {
/// putPixel(params.stereo, x, y, 0);
//}
@ -232,13 +269,13 @@ void smooth(StereoData &params)
{
int t = 2;
int i,j, x,y,val,tmp,diff = 0;
int count = 0, e=0;
int count = 0, e=0, preval;
for (y = 0; y < params.stereo->rows; y++) {
for (x = 0; x < params.stereo->cols; x++) {
count=0; diff=0, e=0;
val = getPixelValue(params.stereo, x, y, 0);
if (val) {
for (i=-t; i <= t; i++) {
for (j=-t; j <= t; j++) {
if (y >= params.stereo->rows || y < 0 || x >= params.stereo->cols || x < 0) {
@ -254,16 +291,21 @@ void smooth(StereoData &params)
tmp = pixel[0];
if (tmp) {
diff += abs(val - tmp);
diff += abs(val-tmp);
e += tmp;
count++;
} else {
e++;
}
}
}
if (diff <= 400 && e < 24) {
/*if (count && diff < 300) {
putPixelValue(params.temp, x, y, val);
} else */if (count) {
putPixelValue(params.temp, x, y, e/count);
}
}
}
}
@ -273,8 +315,8 @@ void smooth(StereoData &params)
int main(int argc, char** argv) {
StereoData params;
Mat left = imread("left6.png", 1);
Mat right = imread("right6.png", 1);
Mat left = imread("left4_.png", 1);
Mat right = imread("right4_.png", 1);
Mat stereo(Mat::zeros(left.rows, left.cols, CV_8U));
Mat temp(Mat::zeros(left.rows, left.cols, CV_8U));
@ -286,9 +328,11 @@ int main(int argc, char** argv) {
//calcDepthMapDynProgr(params);
calcDepthMapMy2(params);
smooth(params);
//smooth(params);
imshow("Display Image Stereo", stereo);
//imshow("Display Image Smoothed", temp);
imshow("Display Image Dyn Progr", temp);
waitKey();
return 0;