2023-09-16 17:03:01 +00:00
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use std::collections::HashSet;
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use std::f64::consts::PI;
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2023-09-12 21:35:29 +00:00
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use super::Qualibration;
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use super::DEBUG;
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2023-09-16 17:03:01 +00:00
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use crate::utils::Pt;
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2023-09-12 21:35:29 +00:00
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//use opencv::prelude::MatTraitConst;
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use opencv::prelude::*; //MatTraitConst;
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use opencv::core::{add, subtract, Mat, Point as OcvPoint, Point3_, VecN, CV_8UC3};
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use opencv::highgui::{self, create_trackbar, named_window, WINDOW_AUTOSIZE};
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use opencv::imgproc::{cvt_color, line, COLOR_BGR2GRAY};
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use opencv::Result;
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2023-09-16 17:03:01 +00:00
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#[derive(Clone, Copy)]
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enum Cnt {
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Beg(usize),
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End(usize),
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}
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2023-09-12 21:35:29 +00:00
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opencv::opencv_branch_4! {
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use opencv::imgproc::LINE_AA;
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}
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opencv::not_opencv_branch_4! {
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use opencv::core::LINE_AA;
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}
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use super::Treshold;
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const MAX_TRACKBAR: i32 = 255;
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2023-09-16 17:03:01 +00:00
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pub fn draw_histograme_dbg(
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2023-09-12 21:35:29 +00:00
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window_name: &str,
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histo: &Vec<f64>,
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(from, to): (usize, usize),
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) -> Result<()> {
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let v: VecN<f64, 4> = VecN::new(0., 0., 0., 255.);
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let c1: VecN<f64, 4> = VecN::new(128., 128., 128., 255.);
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let c2: VecN<f64, 4> = VecN::new(255., 255., 255., 255.);
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//let color: VecN<f64, 4> = VecN::new(255., 255., 255., 255.);
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let mut img = Mat::new_rows_cols_with_default(256 * 2, 256 * 2, CV_8UC3, v)?;
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let mut max = 0.;
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for i in 0..256 {
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if histo[i] > max {
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max = histo[i];
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}
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}
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let v_log = 10.;
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for i in 0..255 {
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let x1 = ((i + 0) * 2) as i32;
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let x2 = ((i + 1) * 2) as i32;
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let y1 =
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((histo[i + 0] as f64 + 1.).log(v_log) / (max as f64).log(v_log) * 2. * 256.) as i32;
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let y2 =
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((histo[i + 1] as f64 + 1.).log(v_log) / (max as f64).log(v_log) * 2. * 256.) as i32;
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let color = if i >= from && i <= to { c2 } else { c1 };
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let pt1 = OcvPoint::new(x1, y1);
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let pt2 = OcvPoint::new(x2, y2);
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line(&mut img, pt1, pt2, color, 1, LINE_AA, 0)?;
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}
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highgui::imshow(window_name, &img)?;
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Ok(())
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}
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2023-09-16 17:03:01 +00:00
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pub fn draw_histograme(window_name: &str, histo: &Vec<f64>) -> Result<()> {
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2023-09-12 21:35:29 +00:00
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let v: VecN<f64, 4> = VecN::new(0., 0., 0., 255.);
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let color: VecN<f64, 4> = VecN::new(255., 255., 255., 255.);
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2023-09-16 17:03:01 +00:00
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let mut img = Mat::new_rows_cols_with_default(
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histo.len() as i32 * 2,
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histo.len() as i32 * 2,
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CV_8UC3,
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v,
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)?;
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2023-09-12 21:35:29 +00:00
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let mut max = 0.;
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2023-09-16 17:03:01 +00:00
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for i in 0..(histo.len() - 1) {
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2023-09-12 21:35:29 +00:00
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if histo[i] > max {
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max = histo[i];
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}
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}
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let v_log = 10.;
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2023-09-16 17:03:01 +00:00
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for i in 0..(histo.len() - 1) {
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2023-09-12 21:35:29 +00:00
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let x1 = ((i + 0) * 2) as i32;
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let x2 = ((i + 1) * 2) as i32;
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2023-09-16 17:03:01 +00:00
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let y1 = ((histo[i + 0] as f64 + 1.).log(v_log) / (max as f64).log(v_log)
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* 2.
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* histo.len() as f64) as i32;
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let y2 = ((histo[i + 1] as f64 + 1.).log(v_log) / (max as f64).log(v_log)
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* 2.
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* histo.len() as f64) as i32;
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2023-09-12 21:35:29 +00:00
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let pt1 = OcvPoint::new(x1, y1);
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let pt2 = OcvPoint::new(x2, y2);
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line(&mut img, pt1, pt2, color, 1, LINE_AA, 0)?;
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}
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highgui::imshow(window_name, &img)?;
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Ok(())
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}
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2023-09-16 17:03:01 +00:00
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pub fn draw_histograme_bgr(window_name: &str, histo: &Vec<Vec<f64>>) -> Result<()> {
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2023-09-12 21:35:29 +00:00
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let v: VecN<f64, 4> = VecN::new(0., 0., 0., 255.);
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let b: VecN<f64, 4> = VecN::new(255., 0., 0., 255.);
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let g: VecN<f64, 4> = VecN::new(0., 255., 0., 255.);
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let r: VecN<f64, 4> = VecN::new(0., 0., 255., 255.);
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let color = vec![b, g, r];
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let mut img = Mat::new_rows_cols_with_default(256 * 2, 256 * 2, CV_8UC3, v)?;
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let mut range = vec![vec![f64::MAX, f64::MIN]; 3];
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for j in 0..3 {
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for i in 0..256 {
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if histo[j][i] > range[j][1] {
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range[j][1] = histo[j][i];
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}
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if histo[j][i] < range[j][0] {
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range[j][0] = histo[j][i];
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}
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}
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}
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//let v_log = 10.;
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for j in 0..3 {
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for i in 0..255 {
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let x1 = ((i + 0) * 2) as i32;
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let x2 = ((i + 1) * 2) as i32;
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let y1 = ((histo[j][i + 0] + 1.).log10() / range[j][1].log10() * 2. * 256.) as i32;
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let y2 = ((histo[j][i + 1] + 1.).log10() / range[j][1].log10() * 2. * 256.) as i32;
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let pt1 = OcvPoint::new(x1, y1);
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let pt2 = OcvPoint::new(x2, y2);
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line(&mut img, pt1, pt2, color[j], 1, LINE_AA, 0)?;
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}
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}
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highgui::imshow(window_name, &img)?;
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Ok(())
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}
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2023-09-16 17:03:01 +00:00
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pub fn draw_histograme_bgr_tresh(
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2023-09-12 21:35:29 +00:00
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window_name: &str,
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histo: &Vec<Vec<f64>>,
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tresh: &Treshold,
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) -> Result<()> {
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let v: VecN<f64, 4> = VecN::new(0., 0., 0., 255.);
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let b: VecN<f64, 4> = VecN::new(255., 0., 0., 255.);
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let g: VecN<f64, 4> = VecN::new(0., 255., 0., 255.);
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let r: VecN<f64, 4> = VecN::new(0., 0., 255., 255.);
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let color1 = vec![b, g, r];
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let color2 = vec![b / 2., g / 2., r / 2.];
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let mut img = Mat::new_rows_cols_with_default(256 * 2, 256 * 2, CV_8UC3, v)?;
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let mut vmax = vec![f64::MIN; 3];
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for j in 0..histo.len() {
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for i in 0..histo[j].len() {
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if histo[j][i] > vmax[j] {
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vmax[j] = histo[j][i];
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}
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}
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}
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//let v_log = 10.;
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let max: Vec<f64> = [tresh.max_0 as f64, tresh.max_1 as f64, tresh.max_2 as f64].into();
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let min: Vec<f64> = [tresh.min_0 as f64, tresh.min_1 as f64, tresh.min_2 as f64].into();
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//println!("min: {min:?}\tmax: {max:?}");
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for j in 0..3 {
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for i in 0..255 {
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let x1 = ((i + 0) * 2) as i32;
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let x2 = ((i + 1) * 2) as i32;
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let y1 = ((histo[j][i + 0] + 1.).log10() / vmax[j].log10() * 2. * 256.) as i32;
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let y2 = ((histo[j][i + 1] + 1.).log10() / vmax[j].log10() * 2. * 256.) as i32;
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let pt1 = OcvPoint::new(x1, y1);
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let pt2 = OcvPoint::new(x2, y2);
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//let val = (histo[j][i] + 1.).log10() / max[j].log10();
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let (color, thickness) = if i as f64 >= min[j] && i as f64 <= max[j] {
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(color1[j], 2)
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} else {
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(color2[j], 1)
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};
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line(&mut img, pt1, pt2, color, thickness, LINE_AA, 0)?;
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}
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}
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highgui::imshow(window_name, &img)?;
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Ok(())
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}
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// limit = 0.35 c'est bien
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pub fn is_same_frame(frame: &Mat, frame_prev: &Mat) -> Result<bool> {
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let nb_liss: i32 = 50; // plus on lisse la courbe plus on attein la limite facilement
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let limit = 0.45; // plus c'est haut, plus on tolere de changement entre 2 image
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let d_bgr = image_diff(frame, frame_prev)?;
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let histo = histogram_1d(&d_bgr, nb_liss)?;
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let ((_id1, v1), (_id2, v2)) = first_invert(&histo);
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if DEBUG {
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// on affiche l'image de la cam
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highgui::imshow("cam image", frame)?;
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// on affiche l'image de la cam
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highgui::imshow("prev image", frame_prev)?;
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// on affiche la difference
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highgui::imshow("diff image", &d_bgr)?;
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// on affiche l'histograme
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let ids = ((128 - _id2), (128 + _id1));
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draw_histograme_dbg("histograme", &histo, ids)?;
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// -- pour chaque image enregistrer on l'affiche ma ca se fait autre part
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}
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if DEBUG {
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println!("v1[{_id1}]:{v1}\tv2[{_id1}:{v2}");
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}
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if v1 >= limit || v2 >= limit {
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println!("\t XXX DIFFERENT XXX");
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Ok(false)
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} else {
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println!("\t :) Same (: ");
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Ok(true)
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}
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}
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2023-09-16 17:03:01 +00:00
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// On cherche des segment regourper par ilot de point. chaque illot a une plage de valeur en y qui
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// lui est propre, aucun autre ilot aura des point dans une plage de valeurs d'un autre illot.
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pub fn get_vertical_segment(m: &Mat) -> Result<Vec<((f32, f32), (f32, f32))>> {
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// on va faire un histogram des point selon leur position en y
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// ca permetera des les differencier
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// on fait cette histo gramme pour connaitre ces plage de valeur en y
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let mut seg_pt = HashSet::from([]);
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let (cols, rows) = (m.cols(), m.rows());
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let mut histo_y = vec![0.; cols.max(rows) as usize];
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for j in 0..rows {
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for i in 0..cols {
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let v: &Point3_<u8> = m.at_2d(j, i)?;
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if v.x != 0 && v.y != 0 && v.z != 0 {
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seg_pt.insert((i, j));
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histo_y[j as usize] += 1.;
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}
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}
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}
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// on determine le debut et la fin de ces palge de l=valeur en y
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let mut histo_limit = vec![];
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for i in (0..(histo_y.len()-1)).rev() {
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if histo_y[i] != 0. && histo_y[i + 1] == 0. {
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histo_limit.push(Cnt::End(i));
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}
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if histo_y[i] == 0. && histo_y[i + 1] != 0. {
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histo_limit.push(Cnt::Beg(i + 1));
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}
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}
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let mut limits = vec![];
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for k in 0..(histo_limit.len() / 2) {
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if let (Cnt::Beg(a), Cnt::End(b)) = (histo_limit[2 * k + 1], histo_limit[2 * k]) {
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limits.push((a, b));
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}
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}
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// on regroupe les point par illot.
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let mut segment_iland = vec![vec![]; limits.len()];
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for (x, y) in seg_pt {
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let id = get_id_groups(&limits, y as usize).unwrap();
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segment_iland[id].push((x, y));
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}
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// on transforme chaque point en pt: (f32, f32) -> Pt
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// toujours avec la meme structure d'ilot.
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let segment_iland_pt: Vec<Vec<Pt>> = segment_iland
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.iter()
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.map(|iland| {
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iland
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.iter()
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.map(|(x, y)| Pt {
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x: *x as f64,
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y: *y as f64,
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})
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.collect()
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})
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.collect();
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// Pour chaque ilot de pixel: on prend le centre, on cherche l'axe qui passe le plus au centre
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// de l'illot. Pour trouver cet axe, pour chaque pixel de l'ilot, on va calculer l'eccart au
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// carree avec cet axe. On selectionne l'axe qui a l'erreur la plus faible
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// TODO: peut etre un meileur algo de recheche de l'axe (dicotomie en partie)
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// En suite on tris ces pixel et on prend la moiter la plus haute et la moiter la plus basse
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// part raport a l'axe. On fait la mayenne des ces 2 groupe et on a les extremiter haute et
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// basse pour cet ilot de pixel. En suite on multiplie par 2 ce segement pour qui soit de la
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// taille de l'ilots.
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//
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// TODO: La selection de l'axe qui passe au centre de l'ilot pourrauiut aussi etre meilleur
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// au lieux d'utiliser l'arreur, on pourrait regarder la valeur absolue de la coordoner x la plus petit
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// DONE=> j'ai tester une autre methode mais il y a plus d'erreur... mais
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// l'orientation des segment est pas mal. En gros l'orientation de l'axe n'est pas
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// toujours la meme. C'est du a la fonction de tris. La fonction ne s'execute pas dans
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|
|
// le meme ordre sur les valeur, Et quand 2 valeurs sont identique, elle peuvent etre
|
|
|
|
// inter changer.
|
|
|
|
// TODO: La selection des pixel pour chaque illot pourrait etre ameliorer
|
|
|
|
// En fait elle me va bien. C'est vrai que il ne sont pas ouf mais bon...
|
|
|
|
let mut segments = vec![];
|
|
|
|
for (i, iland) in segment_iland_pt.iter().enumerate() {
|
|
|
|
let mut center = Pt{x: 0., y: 0.};
|
|
|
|
for p in iland {
|
|
|
|
center += *p;
|
|
|
|
}
|
|
|
|
center /= iland.len() as f64;
|
|
|
|
|
|
|
|
let max_deg = 360;
|
|
|
|
let (mut err_min, mut rad_min, mut x_min) = (f64::MAX, 0., f64::MAX);
|
|
|
|
let mut iland_min = vec![];
|
|
|
|
for deg in 0..max_deg {
|
|
|
|
let rad = (deg as f64) / (max_deg as f64) * PI * 2.;
|
|
|
|
let y_axis = Pt{x: rad.sin(), y: rad.cos()};
|
|
|
|
let x_axis = Pt{x: -y_axis.y, y: y_axis.x};
|
|
|
|
let mut err = 0.;
|
|
|
|
let mut tmp_iland = vec![];
|
|
|
|
let mut x_abs_max = f64::MIN;
|
|
|
|
for pt in iland {
|
|
|
|
let mut p = *pt - center;
|
|
|
|
p = Pt{x: p.cross(&x_axis), y: p.cross(&y_axis)};
|
|
|
|
err += p.x * p.x;
|
|
|
|
tmp_iland.push(p);
|
|
|
|
if x_abs_max < p.x.abs(){
|
|
|
|
x_abs_max = p.x.abs();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if x_abs_max < x_min {
|
|
|
|
x_min = x_abs_max;
|
|
|
|
rad_min = rad;
|
|
|
|
iland_min = tmp_iland;
|
|
|
|
}
|
|
|
|
//if err < err_min {
|
|
|
|
// err_min = err;
|
|
|
|
// rad_min = rad;
|
|
|
|
// iland_min = tmp_iland;
|
|
|
|
//}
|
|
|
|
}
|
|
|
|
iland_min.sort_by(|pta, ptb|{
|
|
|
|
if pta.y < ptb.y {
|
|
|
|
std::cmp::Ordering::Greater
|
|
|
|
} else if pta.y == ptb.y {
|
|
|
|
if pta.x.abs() < ptb.x.abs() {
|
|
|
|
std::cmp::Ordering::Greater
|
|
|
|
} else if pta.x.abs() == ptb.x.abs() {
|
|
|
|
std::cmp::Ordering::Equal
|
|
|
|
} else {
|
|
|
|
std::cmp::Ordering::Less
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
std::cmp::Ordering::Less
|
|
|
|
}
|
|
|
|
});
|
|
|
|
let id1 = iland_min.len() / 2;
|
|
|
|
let id2 = iland_min.len() - id1;
|
|
|
|
let mean_up = Pt::mean(&iland_min[..id1]);
|
|
|
|
let mean_down = Pt::mean(&iland_min[id2..]);
|
|
|
|
//let mean_up = iland_min[0];
|
|
|
|
//let mean_down = iland_min.last().unwrap();
|
|
|
|
|
|
|
|
let y_axis = Pt{x: rad_min.sin(), y: rad_min.cos()};
|
|
|
|
let x_axis = Pt{x: -y_axis.y, y: y_axis.x};
|
|
|
|
let pt_up = center + (y_axis * mean_up.y) + (x_axis * mean_up.x);
|
|
|
|
let pt_down = center + (y_axis * mean_down.y) + (x_axis * mean_down.x);
|
|
|
|
//segments.push(((pt_down.x as f32, pt_down.y as f32), (pt_up.x as f32, pt_up.y as f32)));
|
|
|
|
let pt_up_2 = pt_down + (pt_up - pt_down)*1.5;
|
|
|
|
let pt_down_2 = pt_up + (pt_down - pt_up)*1.5;
|
|
|
|
segments.push(((pt_down_2.x as f32, pt_down_2.y as f32), (pt_up_2.x as f32, pt_up_2.y as f32)));
|
|
|
|
}
|
|
|
|
|
|
|
|
Ok(segments)
|
|
|
|
}
|
|
|
|
|
|
|
|
fn average_pt_i32(vals: &[(i32, i32)]) -> (f32, f32) {
|
|
|
|
let (mut mean_x, mut mean_y) = (0., 0.);
|
|
|
|
let len = vals.len() as f32;
|
|
|
|
|
|
|
|
for (x, y) in vals {
|
|
|
|
mean_x += *x as f32;
|
|
|
|
mean_y += *y as f32;
|
|
|
|
}
|
|
|
|
(mean_x / len, mean_y / len)
|
|
|
|
}
|
|
|
|
|
|
|
|
fn get_id_groups(limits: &Vec<(usize, usize)>, id: usize) -> Option<usize> {
|
|
|
|
for (id_seg, (min, max)) in limits.iter().enumerate() {
|
|
|
|
if id >= *min && id <= *max {
|
|
|
|
return Some(id_seg);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
None
|
|
|
|
//return usize::MAX; // im lazy to have Option return...
|
|
|
|
}
|
|
|
|
|
|
|
|
pub fn annalyse_segment(m: &Mat) -> Result<Vec<Vec<(i32, i32)>>> {
|
|
|
|
// on recupere les coordoner des point selectioner
|
|
|
|
let mut seg_pt = HashSet::from([]);
|
|
|
|
let (cols, rows) = (m.cols(), m.rows());
|
|
|
|
for j in 0..rows {
|
|
|
|
for i in 0..cols {
|
|
|
|
let v: &Point3_<u8> = m.at_2d(j, i)?;
|
|
|
|
if v.x != 0 && v.y != 0 && v.z != 0 {
|
|
|
|
seg_pt.insert((i, j));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
// on garde que ceux qui sont frontiere
|
|
|
|
//let around_all = [(-1, -1), (-1, 0), (-1, 1), (0, 1), (1, 1), (1, 0), (1, -1), (0, -1)];
|
|
|
|
let around_all = [(-1, 0), (0, 1), (1, 0), (0, -1)];
|
|
|
|
let mut selected: HashSet<(i32, i32)> = seg_pt
|
|
|
|
.iter()
|
|
|
|
.filter_map(|(x, y)| {
|
|
|
|
for (k, (i, j)) in around_all.iter().enumerate() {
|
|
|
|
if seg_pt.get(&(*x + i, *y + j)).is_none() {
|
|
|
|
return Some((*x, *y));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
None
|
|
|
|
})
|
|
|
|
.collect();
|
|
|
|
|
|
|
|
//let around = [(-1, 0), (0, -1), (1, 0), (0, 1), (-1, -1), (1, -1), (1, 1), (-1, 1)];
|
|
|
|
let around = [
|
|
|
|
(-1, 1),
|
|
|
|
(0, 1),
|
|
|
|
(1, 1),
|
|
|
|
(1, 0),
|
|
|
|
(1, -1),
|
|
|
|
(0, -1),
|
|
|
|
(-1, -1),
|
|
|
|
(-1, 0),
|
|
|
|
];
|
|
|
|
let mut lines = vec![];
|
|
|
|
while selected.len() > 0 {
|
|
|
|
let mut outed: HashSet<(i32, i32)> = HashSet::from([]);
|
|
|
|
let (x, y) = selected.iter().next().unwrap();
|
|
|
|
let mut line = vec![(*x, *y)];
|
|
|
|
|
|
|
|
outed.insert((*x, *y));
|
|
|
|
let mut last = 0;
|
|
|
|
'line: loop {
|
|
|
|
let (x, y) = line[line.len() - 1];
|
|
|
|
for k in 0..around.len() {
|
|
|
|
let (i, j) = around[(k + last) % around.len()];
|
|
|
|
if seg_pt.get(&(x + i, y + j)).is_some() && outed.get(&(x + i, y + j)).is_none() {
|
|
|
|
line.push((x + i, y + j));
|
|
|
|
outed.insert((x + i, y + j));
|
|
|
|
last = k + last + around.len() - 2;
|
|
|
|
// ici on pourrait cleaner le rest
|
|
|
|
//for l in (k+1)..around.len() {
|
|
|
|
// let (i, j) = around[(l+last)%around.len()];
|
|
|
|
// outed.insert((x+i, y+j));
|
|
|
|
// //
|
|
|
|
//}
|
|
|
|
continue 'line;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
lines.push(line);
|
|
|
|
for (x, y) in outed {
|
|
|
|
selected.remove(&(x, y));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
println!("\nseg: {}", lines.len());
|
|
|
|
Ok(lines)
|
|
|
|
}
|
|
|
|
|
|
|
|
pub fn image_mean(frames: &[Mat]) -> Result<Mat> {
|
|
|
|
/*
|
|
|
|
* Il faudrait pouvoir changer les matrice de type pour avoir des valeur plus grande
|
|
|
|
* */
|
|
|
|
let mut frames_big: Vec<Mat> = vec![];
|
|
|
|
let len = frames.len() as i16;
|
|
|
|
|
|
|
|
for frame in frames {
|
|
|
|
let mut tmp = Mat::default();
|
|
|
|
frame.convert_to(&mut tmp, 19, 1., 0.)?; // 19 is for: CV_16SC3
|
|
|
|
frames_big.push(tmp);
|
|
|
|
}
|
|
|
|
|
|
|
|
let mut img_sum: Mat = frames_big[0].clone();
|
|
|
|
let mask = Mat::default();
|
|
|
|
for frame in frames_big[1..].iter() {
|
|
|
|
let mut tmp = Mat::default();
|
|
|
|
add(&img_sum, &frame, &mut tmp, &mask, -1)?;
|
|
|
|
img_sum = tmp;
|
|
|
|
}
|
|
|
|
|
|
|
|
let (cols, rows) = (img_sum.cols(), img_sum.rows());
|
|
|
|
for j in 0..rows {
|
|
|
|
for i in 0..cols {
|
|
|
|
let v: &mut Point3_<i16> = img_sum.at_2d_mut(j, i)?;
|
|
|
|
v.x /= len;
|
|
|
|
v.y /= len;
|
|
|
|
v.z /= len;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
let mut mean = Mat::default();
|
|
|
|
img_sum.convert_to(&mut mean, 16, 1., 0.)?; // 16 is for: CV_8UC3
|
|
|
|
|
|
|
|
Ok(mean)
|
|
|
|
}
|
|
|
|
|
2023-09-12 21:35:29 +00:00
|
|
|
pub fn image_diff(frame: &Mat, frame_prev: &Mat) -> Result<Mat> {
|
|
|
|
let mut diff_bgr = Mat::default();
|
|
|
|
let mut diff_bgr_2 = Mat::default();
|
|
|
|
let mut d_bgr = Mat::default();
|
|
|
|
let (row, col) = (frame.rows(), frame.cols());
|
|
|
|
let mask = Mat::default();
|
|
|
|
let v: VecN<f64, 4> = VecN::new(128., 128., 128., 128.);
|
|
|
|
let mid: Mat = Mat::new_rows_cols_with_default(row, col, CV_8UC3, v)?;
|
|
|
|
|
|
|
|
// ca parait etonant d'enlever la difference dans l'autre sens mais paradoxalement, ca permet
|
|
|
|
// d'avoir toutes les valeur, pck a chaque fois les valeur negative sont mise a 0 dans
|
|
|
|
// l'operation de soustraction
|
|
|
|
subtract(frame, frame_prev, &mut diff_bgr, &mask, -1)?;
|
|
|
|
add(&diff_bgr, &mid, &mut diff_bgr_2, &mask, -1)?;
|
|
|
|
subtract(frame_prev, frame, &mut diff_bgr, &mask, -1)?;
|
|
|
|
subtract(&diff_bgr_2, &diff_bgr, &mut d_bgr, &mask, -1)?;
|
|
|
|
|
|
|
|
Ok(d_bgr)
|
|
|
|
}
|
|
|
|
|
2023-09-16 17:03:01 +00:00
|
|
|
pub fn histogram_3d(m: &Mat, nb_liss: i32) -> Result<Vec<Vec<f64>>> {
|
2023-09-12 21:35:29 +00:00
|
|
|
let (cols, rows) = (m.cols(), m.rows());
|
|
|
|
let mut histo = vec![vec![0.; 256]; 3];
|
|
|
|
|
|
|
|
// on calcule l'histograme
|
|
|
|
for j in 0..rows {
|
|
|
|
for i in 0..cols {
|
|
|
|
let v: &Point3_<u8> = m.at_2d(j, i)?;
|
|
|
|
let (b, g, r) = (v.x as usize, v.y as usize, v.z as usize);
|
|
|
|
histo[2][r] += 1.;
|
|
|
|
histo[1][g] += 1.;
|
|
|
|
histo[0][b] += 1.;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
// on lisse l'histograme
|
|
|
|
for j in 0..3 {
|
|
|
|
let mut tmp = histo[j].clone();
|
|
|
|
for _ in 0..nb_liss {
|
|
|
|
for i in 1..(tmp.len() - 1) {
|
|
|
|
histo[j][i] = (tmp[i - 1] + 1. * tmp[i] + tmp[i + 1]) / 3.;
|
|
|
|
}
|
|
|
|
tmp = histo[j].clone();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
Ok(histo)
|
|
|
|
}
|
|
|
|
|
2023-09-16 17:03:01 +00:00
|
|
|
pub fn histogram_1d(m: &Mat, nb_liss: i32) -> Result<Vec<f64>> {
|
2023-09-12 21:35:29 +00:00
|
|
|
let (cols, rows) = (m.cols(), m.rows());
|
|
|
|
let mut histo = vec![0; 256];
|
|
|
|
let mut m_gray = Mat::default();
|
|
|
|
|
|
|
|
// on convertie en gris
|
|
|
|
cvt_color(m, &mut m_gray, COLOR_BGR2GRAY, 0)?;
|
|
|
|
// on calcule l'histograme
|
|
|
|
for j in 0..rows {
|
|
|
|
for i in 0..cols {
|
|
|
|
let v: &u8 = m_gray.at_2d(j, i)?;
|
|
|
|
let id = *v as usize;
|
|
|
|
histo[id] += 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
// on lisse l'histograme
|
|
|
|
let mut histo: Vec<f64> = histo.iter().map(|x| *x as f64).collect();
|
|
|
|
let mut tmp = histo.clone();
|
|
|
|
for _ in 0..nb_liss {
|
|
|
|
for i in 1..(histo.len() - 1) {
|
|
|
|
histo[i] = (tmp[i - 1] + 2. * tmp[i] + tmp[i + 1]) / 4.;
|
|
|
|
}
|
|
|
|
tmp = histo.clone();
|
|
|
|
}
|
|
|
|
|
|
|
|
Ok(histo)
|
|
|
|
}
|
|
|
|
|
2023-09-16 17:03:01 +00:00
|
|
|
pub fn first_invert(histo: &Vec<f64>) -> ((usize, f64), (usize, f64)) {
|
2023-09-12 21:35:29 +00:00
|
|
|
// on applique un log puis on normalise mar le log du max
|
|
|
|
let mut normalised = vec![0.; histo.len()];
|
|
|
|
let mut p1 = vec![0.; histo.len() / 2];
|
|
|
|
let mut p2 = vec![0.; histo.len() / 2];
|
|
|
|
let mut dp1 = vec![0.; histo.len() / 2];
|
|
|
|
let mut dp2 = vec![0.; histo.len() / 2];
|
|
|
|
let mid = (histo.len() + 1) / 2;
|
|
|
|
let max = (histo[mid] as f64).log10(); // on par du principe que le max est au centre
|
|
|
|
|
|
|
|
for i in 0..histo.len() {
|
|
|
|
normalised[i] = (histo[i] as f64 + 1.).log10() / max;
|
|
|
|
}
|
|
|
|
for i in (mid)..(histo.len() - 1) {
|
|
|
|
p1[i - mid] = mid as f64 * ((normalised[mid] - normalised[i + 1]) / (i - mid + 2) as f64);
|
|
|
|
}
|
|
|
|
for i in (1..mid).rev() {
|
|
|
|
p2[mid - i - 1] = mid as f64 * ((normalised[mid] - normalised[i]) / (mid - i) as f64);
|
|
|
|
}
|
|
|
|
for i in 0..(mid - 1) {
|
|
|
|
dp1[i] = p1[i + 1] - p1[i];
|
|
|
|
dp2[i] = p2[i + 1] - p2[i];
|
|
|
|
}
|
|
|
|
|
|
|
|
let mut dist_1 = 0;
|
|
|
|
for (i, v) in dp1.iter().enumerate() {
|
|
|
|
if v < &0. {
|
|
|
|
dist_1 = i;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
let mut dist_2 = 0;
|
|
|
|
for (i, v) in dp2.iter().enumerate() {
|
|
|
|
if v < &0. {
|
|
|
|
dist_2 = i;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
(
|
|
|
|
(dist_1, normalised[mid + dist_1]),
|
|
|
|
(dist_2, normalised[mid - dist_2]),
|
|
|
|
)
|
|
|
|
}
|
|
|
|
|
2023-09-14 18:29:34 +00:00
|
|
|
pub fn trackbar_init_param(mem: &mut Qualibration, winname: &str) -> Result<()> {
|
2023-09-12 21:35:29 +00:00
|
|
|
named_window(winname, WINDOW_AUTOSIZE)?;
|
2023-09-14 18:29:34 +00:00
|
|
|
highgui::move_window(winname, 20, 20)?;
|
|
|
|
let v: VecN<f64, 4> = VecN::new(0., 0., 0., 255.);
|
2023-09-14 20:41:43 +00:00
|
|
|
let m = Mat::new_rows_cols_with_default(1, 1024, CV_8UC3, v)?;
|
2023-09-14 18:29:34 +00:00
|
|
|
highgui::imshow(winname, &m)?;
|
|
|
|
|
|
|
|
create_trackbar("nb_all", winname, Some(&mut mem.nb_all), 400, None)?;
|
|
|
|
create_trackbar("nb_visible", winname, Some(&mut mem.nb_visible), 400, None)?;
|
|
|
|
create_trackbar("r", winname, Some(&mut mem.r), MAX_TRACKBAR, None)?;
|
|
|
|
create_trackbar("g", winname, Some(&mut mem.g), MAX_TRACKBAR, None)?;
|
|
|
|
create_trackbar("b", winname, Some(&mut mem.b), MAX_TRACKBAR, None)?;
|
2023-09-12 21:35:29 +00:00
|
|
|
|
2023-09-14 18:29:34 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
|
|
|
pub fn trackbar_line_segment(mem: &mut Qualibration, winname: &str) -> Result<()> {
|
2023-09-12 21:35:29 +00:00
|
|
|
//highgui
|
|
|
|
let winname = format!("{}: {}", winname, 0); //"bord selected: 0";
|
|
|
|
named_window(winname.as_str(), WINDOW_AUTOSIZE)?;
|
2023-09-16 17:03:01 +00:00
|
|
|
highgui::move_window(winname.as_str(), 20, 520)?;
|
|
|
|
//highgui::move_window(winname, 20, 20)?;
|
|
|
|
let v: VecN<f64, 4> = VecN::new(0., 0., 0., 255.);
|
|
|
|
let m = Mat::new_rows_cols_with_default(1, 1800, CV_8UC3, v)?;
|
|
|
|
highgui::imshow(winname.as_str(), &m)?;
|
2023-09-12 21:35:29 +00:00
|
|
|
//
|
|
|
|
create_trackbar(
|
|
|
|
"canny min",
|
|
|
|
winname.as_str(),
|
|
|
|
Some(&mut mem.canny_v1),
|
|
|
|
MAX_TRACKBAR,
|
|
|
|
None,
|
|
|
|
)?;
|
|
|
|
create_trackbar(
|
|
|
|
"canny max",
|
|
|
|
winname.as_str(),
|
|
|
|
Some(&mut mem.canny_v2),
|
|
|
|
MAX_TRACKBAR,
|
|
|
|
None,
|
|
|
|
)?;
|
|
|
|
|
|
|
|
create_trackbar(
|
|
|
|
"rho : ",
|
|
|
|
winname.as_str(),
|
|
|
|
Some(&mut mem.hough_param.rho),
|
|
|
|
1000,
|
|
|
|
None,
|
|
|
|
)?;
|
|
|
|
create_trackbar(
|
|
|
|
"theta : ",
|
|
|
|
winname.as_str(),
|
|
|
|
Some(&mut mem.hough_param.theta),
|
|
|
|
1000,
|
|
|
|
None,
|
|
|
|
)?;
|
|
|
|
create_trackbar(
|
|
|
|
"treshold: ",
|
|
|
|
winname.as_str(),
|
|
|
|
Some(&mut mem.hough_param.treshold),
|
|
|
|
255,
|
|
|
|
None,
|
|
|
|
)?;
|
|
|
|
create_trackbar(
|
|
|
|
"min_leng: ",
|
|
|
|
winname.as_str(),
|
|
|
|
Some(&mut mem.hough_param.min_length),
|
|
|
|
1000,
|
|
|
|
None,
|
|
|
|
)?;
|
|
|
|
create_trackbar(
|
|
|
|
"max_gap : ",
|
|
|
|
winname.as_str(),
|
|
|
|
Some(&mut mem.hough_param.max_line_gap),
|
2023-09-16 17:03:01 +00:00
|
|
|
50000,
|
2023-09-12 21:35:29 +00:00
|
|
|
None,
|
|
|
|
)?;
|
2023-09-14 18:29:34 +00:00
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2023-09-14 20:04:44 +00:00
|
|
|
pub fn line_pos(mem: &mut Qualibration, winname: &str) -> Result<()> {
|
|
|
|
named_window(winname, WINDOW_AUTOSIZE)?;
|
|
|
|
highgui::move_window(winname, 20, 20)?;
|
|
|
|
let v: VecN<f64, 4> = VecN::new(0., 0., 0., 255.);
|
|
|
|
let m = Mat::new_rows_cols_with_default(1, 1024, CV_8UC3, v)?;
|
|
|
|
highgui::imshow(winname, &m)?;
|
|
|
|
|
|
|
|
for i in 0..mem.line_pos.len() {
|
|
|
|
create_trackbar(
|
|
|
|
format!("pt[{i}]:\t").as_str(),
|
|
|
|
winname,
|
|
|
|
Some(&mut mem.line_pos[i]),
|
|
|
|
4095,
|
|
|
|
None,
|
|
|
|
)?;
|
|
|
|
}
|
|
|
|
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
|
|
|
pub fn adding_trackbar(mut mem: &mut Qualibration, winname: &str) -> Result<()> {
|
2023-09-14 18:29:34 +00:00
|
|
|
//println!("winname: {winname}");
|
2023-09-16 17:03:01 +00:00
|
|
|
//line_pos(&mut mem, "Play Line")?;
|
|
|
|
//trackbar_init_param(mem, "init_param")?;
|
|
|
|
|
|
|
|
named_window("histo bgr", WINDOW_AUTOSIZE)?;
|
|
|
|
associate_trackbar("histo bgr", &mut mem.tresh)?;
|
|
|
|
create_trackbar(
|
|
|
|
"nb_liss",
|
|
|
|
"histo bgr",
|
|
|
|
Some(&mut mem.nb_liss),
|
|
|
|
MAX_TRACKBAR,
|
|
|
|
None,
|
|
|
|
)?;
|
|
|
|
|
|
|
|
//trackbar_line_segment(mem, "line detector")?;
|
2023-09-12 21:35:29 +00:00
|
|
|
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
|
2023-09-16 17:03:01 +00:00
|
|
|
pub fn associate_trackbar(winname: &str, tresh: &mut Treshold) -> Result<()> {
|
2023-09-12 21:35:29 +00:00
|
|
|
create_trackbar(
|
|
|
|
"blue min: ",
|
|
|
|
winname,
|
|
|
|
Some(&mut tresh.min_0),
|
|
|
|
MAX_TRACKBAR,
|
|
|
|
None,
|
|
|
|
)?;
|
|
|
|
create_trackbar(
|
|
|
|
"blue max: ",
|
|
|
|
winname,
|
|
|
|
Some(&mut tresh.max_0),
|
|
|
|
MAX_TRACKBAR,
|
|
|
|
None,
|
|
|
|
)?;
|
|
|
|
|
|
|
|
create_trackbar(
|
|
|
|
"green min: ",
|
|
|
|
winname,
|
|
|
|
Some(&mut tresh.min_1),
|
|
|
|
MAX_TRACKBAR,
|
|
|
|
None,
|
|
|
|
)?;
|
|
|
|
create_trackbar(
|
|
|
|
"green max: ",
|
|
|
|
winname,
|
|
|
|
Some(&mut tresh.max_1),
|
|
|
|
MAX_TRACKBAR,
|
|
|
|
None,
|
|
|
|
)?;
|
|
|
|
|
|
|
|
create_trackbar(
|
|
|
|
"red min: ",
|
|
|
|
winname,
|
|
|
|
Some(&mut tresh.min_2),
|
|
|
|
MAX_TRACKBAR,
|
|
|
|
None,
|
|
|
|
)?;
|
|
|
|
create_trackbar(
|
|
|
|
"red max: ",
|
|
|
|
winname,
|
|
|
|
Some(&mut tresh.max_2),
|
|
|
|
MAX_TRACKBAR,
|
|
|
|
None,
|
|
|
|
)?;
|
|
|
|
|
|
|
|
Ok(())
|
|
|
|
}
|