feat: ajout de parametrage dans l'interface

src/draw.rs

@@ -6,25 +6,62 @@ const RADIUS: f32 = 2000.0;
 const X_CENTER: f32 = 2047.0;
 const Y_CENTER: f32 = 2047.0;
 
-pub fn draw_line(
+pub fn draw_line_dotted(
     p1: &Point,
     p2: &Point,
-    nb1: usize,
+    nb_all: usize,
-    nb2: usize,
+    nb_visible: usize,
 ) -> Result<Vec<Point>, Box<dyn std::error::Error>> {
     let mut pl = vec![];
     let black = Color { r: 0, g: 0, b: 0 };
 
-    for _ in 0..nb1 {
+    for _ in 0..nb_all {
         pl.push(Point {
             color: black,
             ..*p1
         });
     }
-    for _ in 0..nb2 {
+    for i in 0..nb_visible {
+        pl.push(Point {
+            color: if i % 2 == 0 { p2.color } else { black },
+            ..*p2
+        });
+    }
+    if nb_visible > nb_all {
+        return Ok(pl);
+    }
+    for _ in 0..(nb_all - nb_visible) {
+        pl.push(Point {
+            color: black,
+            ..*p2
+        });
+    }
+
+    Ok(pl)
+}
+
+pub fn draw_line(
+    p1: &Point,
+    p2: &Point,
+    nb_all: usize,
+    nb_visible: usize,
+) -> Result<Vec<Point>, Box<dyn std::error::Error>> {
+    let mut pl = vec![];
+    let black = Color { r: 0, g: 0, b: 0 };
+
+    for _ in 0..nb_all {
+        pl.push(Point {
+            color: black,
+            ..*p1
+        });
+    }
+    for _ in 0..nb_visible {
         pl.push(*p2);
     }
-    for _ in 0..(nb1 - nb2) {
+    if nb_visible > nb_all {
+        return Ok(pl);
+    }
+    for _ in 0..(nb_all - nb_visible) {
         pl.push(Point {
             color: black,
             ..*p2

src/main.rs

@@ -8,21 +8,23 @@ mod framerate;
 mod logs;
 mod point;
 
-mod utils;
 mod qualibration;
+mod utils;
 
-use qualibration::{Qualibration, annalyse::adding_trackbar};
+use qualibration::{annalyse::adding_trackbar, Qualibration};
 
 use conf::Conf;
 use log::{/*debug,  warn, */ error, info};
 use logs::init_logging;
 use point::{Color, Point};
 use redis::{Client, Commands, Connection};
-use std::sync::{Arc, atomic::{AtomicBool, Ordering}};
+use std::sync::{
+    atomic::{AtomicBool, Ordering},
+    Arc,
+};
 
-
-use opencv::Result;
 use opencv::highgui;
+use opencv::Result;
 
 opencv::opencv_branch_4! {
     #[allow(unused_imports)]
@@ -33,7 +35,6 @@ opencv::not_opencv_branch_4! {
     use opencv::core::LINE_AA;
 }
 
-
 const DEFAULT_CONF_FILE: &str = "settings.toml";
 
 pub fn main() {
@@ -86,20 +87,20 @@ fn run_all() -> Result<(), Box<dyn std::error::Error>> {
     )?;
 
     while running.load(Ordering::SeqCst) {
-        let _t = framerate_handler.handle_time()?;
+        //let _t = framerate_handler.handle_time()?;
         /////////////////
-        qualibration.run_step()?;
         let key = highgui::wait_key(1)?;
         if key != -1 {
             qualibration.key = key;
         }
-        if key == 27 { // esc in my case
+        if key == 27 {
+            // esc in my case
             break;
         }
 
-        let points_list: Vec<Point> = qualibration.draw_sequence()?; //draw::draw(_t)?;
+        //qualibration.id = next_id;
-                                                            //qualibration.id = next_id;
+        let v: Vec<(f32, f32, u32)> = qualibration
-        let v: Vec<(f32, f32, u32)> = points_list
+            .draw_sequence()?
             .iter()
             .map(|pt| (pt.x, pt.y, u32::from(pt.color)))
             .collect();
@@ -109,8 +110,10 @@ fn run_all() -> Result<(), Box<dyn std::error::Error>> {
             format!("{:?}", v),
         )?;
 
+        qualibration.run_step()?;
+
         if qualibration.capture_mode {
-            let millis = std::time::Duration::from_millis(300); // TODO: find solution to know when change has been done
+            let millis = std::time::Duration::from_millis(1000); // TODO: find solution to know when change has been done
             std::thread::sleep(millis);
         }
     }

src/qualibration.rs

@@ -13,7 +13,7 @@ use opencv::core::Mat;
 use opencv::Result;
 use std::f64::consts::PI;
 
-use opencv::core::{bitwise_and, find_file, in_range, Point as OcvPoint, Scalar};
+use opencv::core::{bitwise_and, find_file, in_range, Point as OcvPoint, Scalar, Size_};
 use opencv::core::{VecN, Vector};
 use opencv::imgcodecs::imwrite;
 use opencv::imgcodecs::{imread, IMREAD_COLOR};
@@ -43,44 +43,48 @@ const DEBUG: bool = true;
 
 #[derive(Debug, PartialEq, Seq, Copy, Clone)]
 pub enum Sequence {
-//TODO: avoir le meme nombre d'image en mode capture ET en mode replay
+    //TODO: avoir le meme nombre d'image en mode capture ET en mode replay
     FirstState,
-    ReadDir,
-    ComputeArea,
     WaitSpace,
-    Finish,
-
-    LinearConstSpeed,       // [multiple test]
-    JumpFromTo,
-
-    AdaptLineSeg(u16),      // [multiple test] find the correct distense
-    AdaptLineLum,           // [multiple test] try minimu, medium, maximum.
-                            //
-    TestRedSpeed,
-    TestGreenSpeed,
-    TestBlueSpeed,
-    SelectSpeedestColor,    // on pourait mettre a jour les valeur a chaque passage
-
-
     BackGround,
     UpBorder,
     LeftBorder,
     DownBorder,
     RightBorder,
+    ReadDir,
+    ComputeArea,
+    Finish,
+
+    WaitQ,
+
+
+    LinearConstSpeed, // [multiple test]
+    JumpFromTo,
+
+    AdaptLineSeg(u16), // [multiple test] find the correct distense
+    AdaptLineLum,      // [multiple test] try minimu, medium, maximum.
+    //
+    SelectSpeedestColor, // on pourait mettre a jour les valeur a chaque passage
+
     Vertical(u16),
     Horizontal(u16),
+    SelectNbAll(u16),
+    ComputeSelectNbAll,
 }
 
 #[derive(Debug)]
 pub struct Qualibration {
     pub cam: VideoCapture,
+    pub r: i32,
+    pub g: i32,
+    pub b: i32,
     pub capture_mode: bool,
     pub frame: Mat,
     pub frame_prev: Mat,
     pub img: Vec<Mat>,
     pub id: Option<Sequence>,
-    pub nb_pt_1: usize,
+    pub nb_all: i32,
-    pub nb_pt_2: usize,
+    pub nb_visible: i32,
     pub nb_liss: i32,
     pub tresh: Treshold,
     pub dir_name: String,
@@ -89,6 +93,8 @@ pub struct Qualibration {
     pub canny_v2: i32,
     pub hough_param: HoughLine,
     pub border_pt: Vec<(f64, f64)>,
+    pub homography: Mat,
+    pub h_size: Size_<i32>,
 }
 
 impl Qualibration {
@@ -109,13 +115,16 @@ impl Qualibration {
 
         Ok(Qualibration {
             cam,
+            r: 150,
+            g: 0,
+            b: 0,
             capture_mode: dir_name.len() == 0,
             img: vec![],
             frame: Mat::default(), // TODO: init with frame from cam
             frame_prev: Mat::default(),
             id: Some(Sequence::FirstState),
-            nb_pt_1: 130,
+            nb_all: 120,
-            nb_pt_2: 40,
+            nb_visible: 40,
             nb_liss: 10,
             tresh: Treshold::new("histogram: 0", 0, 255)?,
             dir_name: dir_name.clone(),
@@ -130,18 +139,34 @@ impl Qualibration {
                 max_line_gap: 50000,
             },
             border_pt: vec![],
+            homography: Mat::default(),
+            h_size: Size::default(),
         })
     }
 
     pub fn run_step(&mut self) -> Result<(), Box<dyn std::error::Error>> {
         if self.capture_mode {
-            //println!("pouette: >{}<\n:self{:?}", self.dir_name, self);
+            //println!("capture");
             self.cam.read(&mut self.frame)?;
+            highgui::imshow("camera", &self.frame)?;
         }
+
+
+        //println!(
+        //    "frame.size:{}  \tframe_prev.size:{}",
+        //    self.frame.size()?.width,
+        //    self.frame_prev.size()?.width
+        //);
         if self.frame.size()?.width > 0 && self.frame_prev.size()?.width > 0 || !self.capture_mode {
+            //println!("plif: {}", line!());
             if self.id.is_some() {
-                self.id = if !self.capture_mode || is_same_frame(&self.frame, &self.frame_prev)? {
+               // println!("plif: {}", line!());
-                    if self.id != Some(Sequence::WaitSpace) && self.capture_mode {
+                self.id = if true {
+                    //self.capture_mode  || self.id == Some(Sequence::WaitSpace) || is_same_frame(&self.frame, &self.frame_prev)? {
+                    if self.id != Some(Sequence::WaitSpace)
+                        && self.id != Some(Sequence::FirstState)
+                        && self.capture_mode
+                    {
                         self.img.push(self.frame.clone());
                     }
                     self.compute_sequence()?;
@@ -157,10 +182,17 @@ impl Qualibration {
     }
 
     pub fn draw_sequence(&self) -> Result<Vec<Point>, Box<dyn std::error::Error>> {
+        if !self.capture_mode {
+            return Ok(vec![])
+        }
         let seq = self.id;
         let mut pl = vec![];
         //let color = Color { r: 0, g: 30, b: 0 };
-        let color = Color { r: 60, g: 0, b: 0 };
+        let color = Color {
+            r: self.r as u8,
+            g: self.g as u8,
+            b: self.b as u8,
+        };
         //let color = Color { r: 0, g: 0, b: 50 };
         let p0 = Point {
             x: 0.,
@@ -182,33 +214,70 @@ impl Qualibration {
             y: 4095.,
             color,
         };
-        let nb1 = self.nb_pt_1;
+
-        let nb2 = self.nb_pt_2;
+        let p4 = Point {
+            x: 0.,
+            y: 1000.,
+            color: Color {r: self.r as u8, g:0, b:0},
+        };
+        let p5 = Point {
+            x: 4095.,
+            y: 1000.,
+            color: Color {r: self.r as u8, g:0, b:0},
+        };
+        let p6 = Point {
+            x: 0.,
+            y: 2000.,
+            color: Color {r: 0, g:self.g as u8, b:0},
+        };
+        let p7 = Point {
+            x: 4095.,
+            y: 2000.,
+            color: Color {r: 0, g:self.g as u8, b:0},
+        };
+
+        let p8 = Point {
+            x: 0.,
+            y: 3000.,
+            color: Color {r: 0, g:0, b:self.b as u8},
+        };
+        let p9 = Point {
+            x: 4095.,
+            y: 3000.,
+            color: Color {r: 0, g:0, b:self.b as u8},
+        };
+        let nb_all = self.nb_all as usize;
+        let nb_visible = self.nb_visible as usize;
 
         if seq.is_some() {
             match seq.unwrap() {
                 Sequence::WaitSpace => {
-                    ////let l1 = draw::draw_line(&p0, &p1, nb1, nb2)?;
+                    pl = draw::draw_line(&p0, &p1, nb_all, nb_visible)?;
-                    //let l0 = draw::draw_line(&p0, &p1, nb1, nb2)?;
+                    pl.extend(draw::draw_line(&p1, &p2, nb_all, nb_visible)?);
-                    //let l1 = draw::draw_line(&p1, &p2, nb1, nb2)?;
+                    pl.extend(draw::draw_line(&p3, &p0, nb_all, nb_visible)?);
-                    //let l2 = draw::draw_line(&p3, &p0, nb1, nb2)?;
+                    pl.extend(draw::draw_line(&p2, &p3, nb_all, nb_visible)?);
-                    //let l3 = draw::draw_line(&p2, &p3, nb1, nb2)?;
+
-                    //pl.extend(l0);
+                    pl.extend(draw::draw_line_dotted(&p4, &p5, nb_all, nb_visible)?);
-                    //pl.extend(l1);
+                    pl.extend(draw::draw_line_dotted(&p6, &p7, nb_all, nb_visible)?);
-                    //pl.extend(l2);
+                    pl.extend(draw::draw_line_dotted(&p8, &p9, nb_all, nb_visible)?);
-                    //pl.extend(l3);
+                }
+                Sequence::SelectNbAll(n) => {
+                    pl = draw::draw_line(&p0, &p1, n as usize, n as usize)?;
+                    pl.extend(draw::draw_line(&p1, &p2, n as usize, n as usize)?);
+                    pl.extend(draw::draw_line(&p3, &p0, n as usize, n as usize)?);
+                    pl.extend(draw::draw_line(&p2, &p3, n as usize, n as usize)?);
                 }
                 Sequence::UpBorder => {
-                    pl = draw::draw_line(&p0, &p1, nb1, nb2)?;
+                    pl = draw::draw_line(&p0, &p1, nb_all, nb_visible)?;
                 }
                 Sequence::RightBorder => {
-                    pl = draw::draw_line(&p1, &p2, nb1, nb2)?;
+                    pl = draw::draw_line(&p1, &p2, nb_all, nb_visible)?;
                 }
                 Sequence::DownBorder => {
-                    pl = draw::draw_line(&p2, &p3, nb1, nb2)?;
+                    pl = draw::draw_line(&p2, &p3, nb_all, nb_visible)?;
                 }
                 Sequence::LeftBorder => {
-                    pl = draw::draw_line(&p3, &p0, nb1, nb2)?;
+                    pl = draw::draw_line(&p3, &p0, nb_all, nb_visible)?;
                 }
                 Sequence::Vertical(n) => {
                     let p1 = Point {
@@ -221,7 +290,7 @@ impl Qualibration {
                         y: 4095.,
                         color,
                     };
-                    pl = draw::draw_line(&p1, &p2, nb1, nb2)?;
+                    pl = draw::draw_line(&p1, &p2, nb_all, nb_visible)?;
                 }
                 Sequence::Horizontal(n) => {
                     let p1 = Point {
@@ -234,7 +303,7 @@ impl Qualibration {
                         y: n as f32,
                         color,
                     };
-                    pl = draw::draw_line(&p1, &p2, nb1, nb2)?;
+                    pl = draw::draw_line(&p1, &p2, nb_all, nb_visible)?;
                 }
                 _ => (),
             }
@@ -251,9 +320,19 @@ impl Qualibration {
             return None;
         }
 
+        println!("Hey");
         match self.id.unwrap() {
             //Sequence::Finish => Some(Sequence::Finish),
             Sequence::Finish => None,
+            Sequence::SelectNbAll(mut n) => {
+                if n == 0 {
+                    Some(Sequence::SelectNbAll(2 - 1))
+                } else if (2 * n) > line_max as u16 {
+                    next(&Sequence::SelectNbAll(u16::MAX))
+                } else {
+                    next(&Sequence::SelectNbAll(n * 2 - 1))
+                }
+            }
             Sequence::WaitSpace => {
                 //println!("key: {}", self.key);
                 if self.key == 32 {
@@ -262,6 +341,14 @@ impl Qualibration {
                     Some(Sequence::WaitSpace)
                 }
             }
+            Sequence::WaitQ => {
+                //println!("key: {}", self.key);
+                if self.key == 113 {
+                    next(&Sequence::WaitQ)
+                } else {
+                    Some(Sequence::WaitQ)
+                }
+            }
             Sequence::Vertical(n) => {
                 let after = if n > line_max { u16::MAX } else { n + line_add };
                 next(&Sequence::Vertical(after))
@@ -270,7 +357,7 @@ impl Qualibration {
                 let after = if n > line_max { u16::MAX } else { n + line_add };
                 next(&Sequence::Horizontal(after))
             }
-            Sequence::ComputeArea => Some(Sequence::ComputeArea), //
+            //Sequence::ComputeArea => Some(Sequence::ComputeArea), //
             id => next(&id),
         }
     }
@@ -278,27 +365,54 @@ impl Qualibration {
     pub fn compute_sequence(&mut self) -> Result<(), Box<dyn std::error::Error>> {
         if self.id.is_some() {
             match self.id.unwrap() {
+                Sequence::ComputeSelectNbAll => {
+                    let background: Mat;
+                    let steps: Vec<Mat>;
+
+                    background = self.img[1].clone();
+                    steps = self.img[2..6].into();
+
+                    let mut angles: Vec<f64> = vec![];
+                    for (id, step) in steps.iter().enumerate() {
+                        let lines = get_lines(
+                            &background,
+                            step,
+                            id,
+                            self.canny_v1,
+                            self.canny_v2,
+                            &self.hough_param,
+                        )?;
+
+                        for l in lines {
+                            let (x0, y0, x1, y1) =
+                                (l[0] as f64, l[1] as f64, l[2] as f64, l[3] as f64);
+
+                            let ang = (y1 - y0).atan2(x1 - x0);
+                            angles.push(ang);
+                        }
+                        println!("ang: {angles:?}");
+                    }
+
+                    // on compare ce qui doit l'etre
+                }
                 Sequence::ComputeArea => {
                     let background: Mat;
                     let borders: Vec<Mat>;
 
-                    // on recupere les image en fonction de mode: capture/dossier
+                    background = self.img[1].clone();
-                    if !self.capture_mode {
+                    borders = self.img[2..6].into();
-                        background = self.img[1].clone();
-                        borders = self.img[2..6].into();
-                    } else {
-                        background = self.img[0].clone();
-                        borders = self.img[1..].into();
-                    }
 
                     // on recupere chaqu'un des 4 bord
                     let mut bords_pts = vec![];
                     for (i, bord) in borders.iter().enumerate() {
-                        let bord_pt =
+                        let bord_pt = self.get_one_border(&background, &bord, i)?;
-                            self.get_one_border(&background, &bord, i)?;
                         bords_pts.push(bord_pt);
                     }
 
+                    //for (i, m) in self.img.iter().enumerate() {
+                    //    highgui::imshow(format!("img[{i}]").as_str(), m)?;
+                    //}
+
                     // on calcul le cadre
                     let border_pt = get_intersection(&bords_pts);
                     self.border_pt = bord_mult(border_pt, 1.1);
@@ -367,10 +481,12 @@ impl Qualibration {
         // on fait un nom de dossier avec le temps
         // on sauvgarde toutes les image
         let now = std::time::Instant::now();
-        let mut name = "image/".to_owned();
+        let name = format!("image/");
         create_dir(&name).unwrap_or(());
-        name.push_str(format!("testouille_{now:?}/").as_str());
+        let name = format!("image/{:0>6?}_{:0>9?}/", now.elapsed().as_millis(), now.elapsed().as_nanos());
-        let name = format!("testouille_{now:?}");
+        create_dir(&name).unwrap_or(());
+        //name.push_str(format!("image/{}_{}/", now.elapsed().as_secs(), now.elapsed().as_nanos()).as_str());
+        //let name = format!("image/{now:?}/");
 
         //
         for (i, img) in self.img.iter().enumerate() {
@@ -391,7 +507,7 @@ impl Qualibration {
             let dir = entry?;
             let path = dir.path();
             let a: Vec<_> = path.to_str().unwrap().to_string().chars().collect();
-            let b: String = a[21..(a.len() - 4)].iter().collect();
+            let b: String = a[27..(a.len() - 4)].iter().collect();
             let img_id: i32 = b.parse()?;
             let path = format!("{path:?}");
             let path = path[1..(path.len() - 1)].to_owned();
@@ -410,10 +526,17 @@ impl Qualibration {
             }
         });
 
-        for m in imgs {
+        //println!("Youpi");
-            self.img.push(m.1);
+
+        for (i, m) in imgs.iter().enumerate() {
+            self.img.push(m.1.clone());
+            //highgui::imshow(format!("img: {i}").as_str(), &m.1)?;
         }
 
+        //loop {}
+
+        //prointln!("");
+
         Ok(())
     }
 
@@ -423,22 +546,33 @@ impl Qualibration {
         bord: &Mat,
         id: usize,
     ) -> Result<((f64, f64), (f64, f64))> {
-        let (t1, s1, l1) = (self.tresh.min_0 as f64, self.tresh.min_1 as f64, self.tresh.min_2 as f64);
-        let (t2, s2, l2) = (self.tresh.max_0 as f64, self.tresh.max_1 as f64, self.tresh.max_2 as f64);
-        let min = Mat::from_slice(&[t1, s1, l1])?;
-        let max = Mat::from_slice(&[t2, s2, l2])?;
-        let mut color_selected = Mat::default();
-
         let diff: Mat = image_diff(bord, background)?;
-        let _ = in_range(&diff, &min, &max, &mut color_selected);
+        
-        //highgui::imshow(format!("mask: {id}").as_str(), &color_selected)?;
 
-        let mut bord_treshed = Mat::default();
+        //let (t1, s1, l1) = (
-        bitwise_and(&diff, &diff, &mut bord_treshed, &color_selected)?;
+        //    self.tresh.min_0 as f64,
+        //    self.tresh.min_1 as f64,
+        //    self.tresh.min_2 as f64,
+        //);
+        //let (t2, s2, l2) = (
+        //    self.tresh.max_0 as f64,
+        //    self.tresh.max_1 as f64,
+        //    self.tresh.max_2 as f64,
+        //);
+        //let min = Mat::from_slice(&[t1, s1, l1])?;
+        //let max = Mat::from_slice(&[t2, s2, l2])?;
+        //let mut color_selected = Mat::default();
+        //let _ = in_range(&diff, &min, &max, &mut color_selected);
+        ////highgui::imshow(format!("mask: {id}").as_str(), &color_selected)?;
+        //let mut bord_treshed = Mat::default();
+        //bitwise_and(&diff, &diff, &mut bord_treshed, &color_selected)?;
+        ////highgui::imshow(format!("diff & mask: {id}").as_str(), &bord_treshed)?;
 
         // Pass the image to gray
         let mut diff_gray = Mat::default();
         cvt_color(&diff, &mut diff_gray, COLOR_BGR2GRAY, 0)?;
+        //cvt_color(&bord_treshed, &mut diff_gray, COLOR_BGR2GRAY, 0)?;
+
         // Apply Canny edge detector
         let mut edges = Mat::default();
         canny(
@@ -512,3 +646,31 @@ impl Treshold {
         Ok(tresh)
     }
 }
+
+pub fn get_lines(
+    background: &Mat,
+    bord: &Mat,
+    id: usize,
+    canny_v1: i32,
+    canny_v2: i32,
+    hough_param: &HoughLine,
+) -> Result<Vector<VecN<i32, 4>>> {
+    let diff: Mat = image_diff(bord, background)?;
+
+    // Pass the image to gray
+    let mut diff_gray = Mat::default();
+    cvt_color(&diff, &mut diff_gray, COLOR_BGR2GRAY, 0)?;
+    // Apply Canny edge detector
+    let mut edges = Mat::default();
+    canny(
+        &diff_gray,
+        &mut edges,
+        canny_v1 as f64,
+        canny_v2 as f64,
+        3,
+        false,
+    )?;
+    let lines = probabilistic_hough(&edges, hough_param, id)?;
+    //let ((x1, y1), (x2, y2)) = get_extermities(&lines, id);
+    Ok(lines)
+}

src/qualibration/annalyse.rs

@@ -336,18 +336,23 @@ fn first_invert(histo: &Vec<f64>) -> ((usize, f64), (usize, f64)) {
     )
 }
 
-pub fn adding_trackbar(mem: &mut Qualibration, winname: &str) -> Result<()> {
+pub fn trackbar_init_param(mem: &mut Qualibration, winname: &str) -> Result<()> {
-    //println!("winname: {winname}");
     named_window(winname, WINDOW_AUTOSIZE)?;
-    associate_trackbar(winname, &mut mem.tresh)?;
+    highgui::move_window(winname, 20, 20)?;
-    create_trackbar(
+    let v: VecN<f64, 4> = VecN::new(0., 0., 0., 255.);
-        "nb_liss",
+    let m = Mat::new_rows_cols_with_default(1, 512, CV_8UC3, v)?;
-        winname,
+    highgui::imshow(winname, &m)?;
-        Some(&mut mem.nb_liss),
-        MAX_TRACKBAR,
-        None,
-    )?;
 
+    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)?;
+
+    Ok(())
+}
+
+pub fn trackbar_line_segment(mem: &mut Qualibration, winname: &str) -> Result<()> {
     //highgui
     let winname = format!("{}: {}", winname, 0); //"bord selected: 0";
     named_window(winname.as_str(), WINDOW_AUTOSIZE)?;
@@ -403,15 +408,23 @@ pub fn adding_trackbar(mem: &mut Qualibration, winname: &str) -> Result<()> {
         500000,
         None,
     )?;
+    Ok(())
+}
+
+pub fn adding_trackbar(mem: &mut Qualibration, winname: &str) -> Result<()> {
+    //println!("winname: {winname}");
+    trackbar_init_param(mem, "init_param")?;
+    //named_window(winname, WINDOW_AUTOSIZE)?;
+    //associate_trackbar(winname, &mut mem.tresh)?;
+    //create_trackbar(
+    //    "nb_liss",
+    //    winname,
+    //    Some(&mut mem.nb_liss),
+    //    MAX_TRACKBAR,
+    //    None,
+    //)?;
+    //trackbar_line_segment(mem, winname)?;
 
-    //let winname = "bord selected: 0";
-    //create_trackbar("scale   : ", winname, Some(&mut mem.lsd_param.scale      ), 1000, None)?;
-    //create_trackbar("sigma_scal", winname, Some(&mut mem.lsd_param.sigma_scale), 1000, None)?;
-    //create_trackbar("quant   : ", winname, Some(&mut mem.lsd_param.quant      ), 1000, None)?;
-    //create_trackbar("ang_th  : ", winname, Some(&mut mem.lsd_param.ang_th     ), 1000, None)?;
-    //create_trackbar("log_eps : ", winname, Some(&mut mem.lsd_param.log_eps    ), 1000, None)?;
-    //create_trackbar("density_th", winname, Some(&mut mem.lsd_param.density_th ), 1000, None)?;
-    //create_trackbar("n_bins  : ", winname, Some(&mut mem.lsd_param.n_bins     ), 1000, None)?;
     Ok(())
 }