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BaslerGUI.py
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# import pandas as pd
import wx
from skimage.feature import greycomatrix, greycoprops
from scipy.optimize import curve_fit
import numpy as np
import cv2
import datetime
import time
import threading
from pypylon import pylon
import wx.lib.agw.floatspin as FS
import csv
class ImagePanel(wx.Panel):
def __init__(self, parent):
wx.Panel.__init__(self, parent)
h, w = 480, 640
src = (255 * np.random.rand(h, w)).astype(np.uint8)
buf = src.repeat(3, 1).tobytes()
self.bitmap = wx.Image(w, h, buf).ConvertToBitmap()
self.SetDoubleBuffered(True)
self.Bind(wx.EVT_PAINT, self.OnPaint)
self.Size = (480, 640)
self.Fit()
def OnPaint(self, evt):
wx.BufferedPaintDC(self, self.bitmap)
def update(self, input_image):
self.bitmap = input_image
wx.BufferedDC(wx.ClientDC(self), self.bitmap)
class BaslerGuiWindow(wx.Frame):
output_string_1 = ""
output_string_2 = ""
update_ratio = 0
font = cv2.FONT_HERSHEY_SIMPLEX
lock = threading.Lock()
auto_index_on = False
current_index = 0
append_date_flag = False
measurement_interval = 2
sequence_length = 1
current_step = 0
last_capture_time = 0
frames_to_capture = 360
selected_mode = 0
capture_mode = 0
time_to_next = 0
selected_camera = 0
auto_exposure_on = False
auto_gain_on = False
preview_on = False
capture_on = False
framerate = 120
exposure = 7
gain = 0
cameras_list = []
capture_sequence_timer = None
capture_status_timer = None
camera_connected = False
camera = []
frame_width = 640
frame_height = 480
roi_on = False
roi_x = 0
roi_y = 0
roi_width = 10
roi_height = 10
min_gray_val = 5
preview_thread_obj = None
capture_thread_obj = None
process_thread_obj = None
max_contrast = 0.8
current_frame = np.zeros((480, 640, 1), np.float32)
gray = np.zeros((480, 640, 1), np.uint8)
mean_img_sq = np.zeros((480, 640, 1), np.float32)
sq = np.zeros((480, 640, 1), np.float32)
img = np.zeros((480, 640, 1), np.float32)
mean_img = np.zeros((480, 640, 1), np.float32)
sq_img_mean = np.zeros((480, 640, 1), np.float32)
std = np.zeros((480, 640, 1), np.float32)
LASCA = np.zeros((480, 640, 1), np.uint8)
im_color = np.zeros((480, 640, 3), np.uint8)
mask = np.zeros((480, 640, 1), bool)
kernel = cv2.getStructuringElement(cv2.MORPH_ELLIPSE, (7, 7)).astype(np.float32)
kernel /= np.sum(kernel)
def __init__(self, *args, **kwargs):
super(BaslerGuiWindow, self).__init__(*args, **kwargs)
self.InitUI()
self.Bind(wx.EVT_CLOSE, self.OnCloseWindow)
self.Centre()
self.Show()
def InitUI(self):
devices = pylon.TlFactory.GetInstance().EnumerateDevices()
cameras = []
for device in devices:
cameras.append(device.GetModelName() + "_" + device.GetSerialNumber())
self.cameras_list.append({"name": device.GetModelName(),
"serial": device.GetSerialNumber()})
panel = wx.Panel(self)
self.SetTitle('Basler CAM GUI')
sizer = wx.GridBagSizer(0, 0)
selected_ctrl_label = wx.StaticText(panel, label="Selected camera:")
sizer.Add(selected_ctrl_label, pos=(0, 0),
flag=wx.EXPAND | wx.ALL, border=5)
self.cam_combo = wx.ComboBox(panel, choices=cameras)
sizer.Add(self.cam_combo, pos=(1, 0),
flag=wx.EXPAND | wx.ALL, border=5)
self.cam_combo.Bind(wx.EVT_COMBOBOX, self.OnCamCombo)
self.cam_combo.SetSelection(self.selected_camera)
self.connect_btn = wx.Button(panel, label="Connect")
self.connect_btn.Bind(wx.EVT_BUTTON, self.OnConnect)
sizer.Add(self.connect_btn, pos=(1, 1),
flag=wx.EXPAND | wx.ALL, border=5)
self.refresh_btn = wx.Button(panel, label="Refresh list")
self.refresh_btn.Bind(wx.EVT_BUTTON, self.OnRefreshList)
sizer.Add(self.refresh_btn, pos=(2, 0),
flag=wx.EXPAND | wx.ALL, border=5)
self.preview_btn = wx.Button(panel, label="Preview START")
self.preview_btn.Bind(wx.EVT_BUTTON, self.OnPreview)
sizer.Add(self.preview_btn, pos=(2, 1),
flag=wx.EXPAND | wx.ALL, border=5)
capmode_ctrl_label = wx.StaticText(panel, label="Capture mode:")
sizer.Add(capmode_ctrl_label, pos=(13, 0), flag=wx.EXPAND | wx.ALL, border=5)
modes = ['RAW_VIDEO', 'LASCA_VIDEO', 'DATA_TABLE', 'RAW_IMAGE', 'DATA_&_VIDEO']
self.capmode_combo = wx.ComboBox(panel, choices=modes)
sizer.Add(self.capmode_combo, pos=(13, 1), flag=wx.ALL, border=5)
self.capmode_combo.Bind(wx.EVT_COMBOBOX, self.OnCapModeCombo)
self.capmode_combo.SetSelection(self.capture_mode)
interval_ctrl_label = wx.StaticText(panel,
label="Measurement interval (sec):")
sizer.Add(interval_ctrl_label, pos=(14, 0),
flag=wx.EXPAND | wx.ALL, border=5)
self.interval_ctrl = wx.TextCtrl(panel)
self.interval_ctrl.SetValue(str(self.measurement_interval))
sizer.Add(self.interval_ctrl, pos=(14, 1),
flag=wx.EXPAND | wx.ALL, border=5)
sequence_ctrl_label = wx.StaticText(panel, label="Sequence length (num):")
sizer.Add(sequence_ctrl_label, pos=(15, 0),
flag=wx.EXPAND | wx.ALL, border=5)
self.sequence_ctrl = wx.TextCtrl(panel)
self.sequence_ctrl.SetValue(str(self.sequence_length))
sizer.Add(self.sequence_ctrl, pos=(15, 1),
flag=wx.EXPAND | wx.ALL, border=5)
mode_ctrl_label = wx.StaticText(panel, label="Preview mode:")
sizer.Add(mode_ctrl_label, pos=(3, 0), flag=wx.EXPAND | wx.ALL, border=5)
modes = ['RAW', 'LASCA', 'HISTOGRAM']
self.mode_combo = wx.ComboBox(panel, choices=modes)
sizer.Add(self.mode_combo, pos=(3, 1),
flag=wx.EXPAND | wx.ALL, border=5)
self.mode_combo.Bind(wx.EVT_COMBOBOX, self.OnModeCombo)
self.mode_combo.SetSelection(self.selected_mode)
framescap_ctrl_label = wx.StaticText(panel, label="Video length (sec):")
sizer.Add(framescap_ctrl_label, pos=(16, 0),
flag=wx.EXPAND | wx.ALL, border=5)
self.framescap_ctrl = wx.TextCtrl(panel)
self.framescap_ctrl.SetValue(str(self.frames_to_capture))
sizer.Add(self.framescap_ctrl, pos=(16, 1),
flag=wx.EXPAND | wx.ALL, border=5)
self.capture_btn = wx.Button(panel, label="Capture START")
self.capture_btn.Bind(wx.EVT_BUTTON, self.OnCapture)
sizer.Add(self.capture_btn, pos=(17, 0), span=(1, 2),
flag=wx.EXPAND | wx.ALL, border=5)
self.framerate_ctrl_label = wx.StaticText(panel, label="Framerate (Hz):")
sizer.Add(self.framerate_ctrl_label, pos=(4, 0), span=(1, 1),
flag=wx.EXPAND | wx.ALL, border=5)
self.framerate_slider = FS.FloatSpin(panel, -1, min_val=0, max_val=1,
size=(140, -1), increment=1.0,
value=0.1, agwStyle=FS.FS_LEFT)
self.framerate_slider.SetFormat("%f")
self.framerate_slider.SetDigits(2)
self.framerate_slider.Bind(FS.EVT_FLOATSPIN, self.FramerteSliderScroll)
sizer.Add(self.framerate_slider, pos=(4, 1), span=(1, 1),
flag=wx.ALL, border=5)
self.exposure_ctrl_label = wx.StaticText(panel, label="Exposure (us):")
sizer.Add(self.exposure_ctrl_label, pos=(5, 0), span=(1, 1),
flag=wx.EXPAND | wx.ALL, border=5)
self.exposure_slider = FS.FloatSpin(panel, -1, min_val=0, max_val=1,
size=(140, -1), increment=1.0,
value=0.1, agwStyle=FS.FS_LEFT)
self.exposure_slider.SetFormat("%f")
self.exposure_slider.SetDigits(2)
self.exposure_slider.Bind(FS.EVT_FLOATSPIN, self.ExposureSliderScroll)
sizer.Add(self.exposure_slider, pos=(5, 1), span=(1, 1),
flag=wx.ALL, border=5)
self.gain_ctrl_label = wx.StaticText(panel, label="Gain (dB):")
sizer.Add(self.gain_ctrl_label, pos=(6, 0), span=(1, 1),
flag=wx.EXPAND | wx.ALL, border=5)
self.gain_slider = FS.FloatSpin(panel, -1, min_val=0, max_val=1,
size=(140, -1), increment=0.01, value=0.1,
agwStyle=FS.FS_LEFT)
self.gain_slider.Bind(FS.EVT_FLOATSPIN, self.GainSliderScroll)
self.gain_slider.SetFormat("%f")
self.gain_slider.SetDigits(3)
sizer.Add(self.gain_slider, pos=(6, 1), span=(1, 1),
flag=wx.ALL, border=5)
self.set_auto_exposure = wx.CheckBox(panel, label="Auto Exposure")
sizer.Add(self.set_auto_exposure, pos=(7, 0), span=(1, 1),
flag=wx.EXPAND | wx.ALL, border=5)
self.set_auto_exposure.SetBackgroundColour(wx.NullColour)
self.set_auto_exposure.Bind(wx.EVT_CHECKBOX, self.OnEnableAutoExposure)
self.set_auto_gain = wx.CheckBox(panel, label="Auto Gain")
sizer.Add(self.set_auto_gain, pos=(7, 1), span=(1, 1),
flag=wx.EXPAND | wx.ALL, border=5)
self.set_auto_gain.SetBackgroundColour(wx.NullColour)
self.set_auto_gain.Bind(wx.EVT_CHECKBOX, self.OnEnableAutoGain)
self.set_roi = wx.CheckBox(panel, label="Set ROI")
sizer.Add(self.set_roi, pos=(15, 3), span=(1, 1),
flag=wx.EXPAND | wx.ALL, border=5)
self.set_roi.SetBackgroundColour(wx.NullColour)
self.set_roi.Bind(wx.EVT_CHECKBOX, self.OnEnableRoi)
roi_x_ctrl_label = wx.StaticText(panel, label="Center X:")
sizer.Add(roi_x_ctrl_label, pos=(16, 3), span=(1, 1),
flag=wx.ALL | wx.ALIGN_CENTER, border=0)
self.roi_x_ctrl = wx.Slider(panel, value=0, minValue=0, maxValue=640,
size=(220, -1),
style=wx.SL_HORIZONTAL | wx.SL_LABELS)
sizer.Add(self.roi_x_ctrl, pos=(17, 3), span=(1, 1),
flag=wx.ALL | wx.ALIGN_CENTER, border=0)
self.roi_x_ctrl.Bind(wx.EVT_SCROLL, self.OnSetRoiX)
roi_y_ctrl_label = wx.StaticText(panel, label="Center Y:")
sizer.Add(roi_y_ctrl_label, pos=(18, 3), span=(1, 1),
flag=wx.ALL | wx.ALIGN_CENTER, border=0)
self.roi_y_ctrl = wx.Slider(panel, value=0, minValue=0, maxValue=480,
size=(220, 20),
style=wx.SL_HORIZONTAL | wx.SL_LABELS)
sizer.Add(self.roi_y_ctrl, pos=(19, 3), span=(1, 1),
flag=wx.ALL | wx.ALIGN_CENTER, border=0)
self.roi_y_ctrl.Bind(wx.EVT_SCROLL, self.OnSetRoiY)
roi_width_ctrl_label = wx.StaticText(panel, label="Width:")
sizer.Add(roi_width_ctrl_label, pos=(16, 4), span=(1, 1),
flag=wx.ALL | wx.ALIGN_CENTER, border=0)
self.roi_width_ctrl = wx.Slider(panel, value=10, minValue=10,
maxValue=640, size=(220, -1),
style=wx.SL_HORIZONTAL | wx.SL_LABELS)
sizer.Add(self.roi_width_ctrl, pos=(17, 4), span=(1, 1),
flag=wx.ALL | wx.ALIGN_CENTER, border=0)
self.roi_width_ctrl.Bind(wx.EVT_SCROLL, self.OnSetRoiWidth)
roi_height_ctrl_label = wx.StaticText(panel, label="Height:")
sizer.Add(roi_height_ctrl_label, pos=(18, 4), span=(1, 1),
flag=wx.ALL | wx.ALIGN_CENTER, border=0)
self.roi_height_ctrl = wx.Slider(panel, value=10, minValue=10,
maxValue=480, size=(220, 20),
style=wx.SL_HORIZONTAL | wx.SL_LABELS)
sizer.Add(self.roi_height_ctrl, pos=(19, 4), span=(1, 1),
flag=wx.ALL | wx.ALIGN_CENTER, border=0)
self.roi_height_ctrl.Bind(wx.EVT_SCROLL, self.OnSetRoiHeight)
self.roi_x_ctrl.Disable()
self.roi_y_ctrl.Disable()
self.roi_width_ctrl.Disable()
self.roi_height_ctrl.Disable()
exportfile_ctrl_label = wx.StaticText(panel, label="Export file name:")
sizer.Add(exportfile_ctrl_label, pos=(8, 0), span=(1, 1),
flag=wx.EXPAND | wx.ALL, border=5)
self.exportfile_ctrl = wx.TextCtrl(panel)
sizer.Add(self.exportfile_ctrl, pos=(8, 1), span=(1, 1),
flag=wx.EXPAND | wx.ALL, border=5)
exportfolder_ctrl_label = wx.StaticText(panel, label="Export directory:")
sizer.Add(exportfolder_ctrl_label, pos=(9, 0), span=(1, 1),
flag=wx.EXPAND | wx.ALL, border=5)
self.select_folder_btn = wx.Button(panel, label="Select folder")
self.select_folder_btn.Bind(wx.EVT_BUTTON, self.OnSelectFolder)
sizer.Add(self.select_folder_btn, pos=(9, 1),
flag=wx.EXPAND | wx.ALL, border=5)
self.exportfolder_ctrl = wx.TextCtrl(panel)
sizer.Add(self.exportfolder_ctrl, pos=(10, 0), span=(1, 2),
flag=wx.EXPAND | wx.ALL, border=5)
self.exportfolder_ctrl.Disable()
self.append_date = wx.CheckBox(panel, label="Append date and time")
sizer.Add(self.append_date, pos=(11, 0), span=(1, 1),
flag=wx.EXPAND | wx.ALL, border=5)
self.append_date.SetBackgroundColour(wx.NullColour)
self.append_date.Bind(wx.EVT_CHECKBOX, self.OnAppendDate)
self.auto_index = wx.CheckBox(panel, label="Auto index")
sizer.Add(self.auto_index, pos=(12, 0), span=(1, 1),
flag=wx.EXPAND | wx.ALL, border=5)
self.auto_index.SetBackgroundColour(wx.NullColour)
self.auto_index.Bind(wx.EVT_CHECKBOX, self.OnAutoIndex)
self.index_ctrl = wx.TextCtrl(panel)
self.index_ctrl.SetValue(str(1))
sizer.Add(self.index_ctrl, pos=(12, 1), flag=wx.EXPAND | wx.ALL, border=5)
self.current_state = wx.StaticText(panel, label="Cuttent state: idle")
sizer.Add(self.current_state, pos=(18, 0), span=(1, 2),
flag=wx.EXPAND | wx.ALL, border=5)
self.frame = np.zeros([480, 640, 3], dtype=np.uint8)
self.frame[:] = 255
self.Window = ImagePanel(panel)
self.Window.SetSize = (480, 640)
self.Window.Fit()
sizer.Add(self.Window, pos=(0, 3), span=(15, 4),
flag=wx.LEFT | wx.TOP | wx.EXPAND, border=5)
lasca_filter_label = wx.StaticText(panel, label="LASCA filter size:")
sizer.Add(lasca_filter_label, pos=(16, 5),
flag=wx.EXPAND | wx.ALL, border=5)
modes = ['3x3', '5x5', '7x7', '9x9', '11x11']
self.lasca_combo = wx.ComboBox(panel, choices=modes)
sizer.Add(self.lasca_combo, pos=(17, 5), flag=wx.ALL, border=5)
self.lasca_combo.Bind(wx.EVT_COMBOBOX, self.OnLascaCombo)
self.lasca_combo.SetSelection(2)
self.max_contrast_label = wx.StaticText(panel, label="Max contrast:")
sizer.Add(self.max_contrast_label, pos=(18, 5), span=(1, 1),
flag=wx.EXPAND | wx.ALL, border=5)
self.contrast_slider = FS.FloatSpin(panel, -1, min_val=0.01,
max_val=1, size=(140, -1),
increment=0.01, value=0.8,
agwStyle=FS.FS_LEFT)
self.contrast_slider.SetFormat("%f")
self.contrast_slider.SetDigits(2)
self.contrast_slider.Bind(FS.EVT_FLOATSPIN, self.ContrastSliderScroll)
sizer.Add(self.contrast_slider, pos=(19, 5), span=(1, 1),
flag=wx.ALL, border=5)
self.min_gray_label = wx.StaticText(panel, label="Min gray:")
sizer.Add(self.min_gray_label, pos=(16, 6), span=(1, 1),
flag=wx.EXPAND | wx.ALL, border=5)
self.gray_slider = FS.FloatSpin(panel, -1, min_val=0,
max_val=255, size=(140, -1),
increment=1, value=5,
agwStyle=FS.FS_LEFT)
self.gray_slider.SetFormat("%f")
self.gray_slider.SetDigits(2)
self.gray_slider.Bind(FS.EVT_FLOATSPIN, self.GraySliderScroll)
sizer.Add(self.gray_slider, pos=(17, 6), span=(1, 1), flag=wx.ALL, border=5)
self.preview_timer = wx.Timer(self)
self.Bind(wx.EVT_TIMER, self.Draw, self.preview_timer)
self.capture_status_timer = wx.Timer(self)
self.Bind(wx.EVT_TIMER, self.capture_status, self.capture_status_timer)
self.capture_sequence_timer = wx.Timer(self)
self.Bind(wx.EVT_TIMER, self.count_elapsed, self.capture_sequence_timer)
self.border = wx.BoxSizer()
self.border.Add(sizer, 1, wx.ALL | wx.EXPAND, 20)
panel.SetSizerAndFit(self.border)
self.Fit()
self.preview_thread_obj = threading.Thread(target=self.preview_thread)
self.capture_thread_obj = threading.Thread(target=self.capture_thread)
self.EnableGUI(False)
def AllocateMemory(self):
self.frame_width = 640
self.frame_height = 480
self.camera.Width = self.frame_width
self.camera.Height = self.frame_height
self.gray = np.zeros((self.frame_height, self.frame_width), np.uint8)
self.mean_img_sq = np.zeros((self.frame_height, self.frame_width), np.float32)
self.sq = np.zeros((self.frame_height, self.frame_width), np.float32)
self.img = np.zeros((self.frame_height, self.frame_width), np.float32)
self.mean_img = np.zeros((self.frame_height, self.frame_width), np.float32)
self.sq_img_mean = np.zeros((self.frame_height, self.frame_width), np.float32)
self.std = np.zeros((self.frame_height, self.frame_width), np.float32)
self.LASCA = np.zeros((self.frame_height, self.frame_width), np.uint8)
self.im_color = np.zeros((self.frame_height, self.frame_width, 3), np.uint8)
self.mask = np.zeros((self.frame_height, self.frame_width), bool)
def CalculateLASCA(self):
self.img = self.frame.astype(np.float32, copy=False)
cv2.filter2D(self.img, dst=self.mean_img, ddepth=cv2.CV_32F,
kernel=self.kernel)
np.multiply(self.mean_img, self.mean_img, out=self.mean_img_sq)
np.multiply(self.img, self.img, out=self.sq)
cv2.filter2D(self.sq, dst=self.sq_img_mean, ddepth=cv2.CV_32F,
kernel=self.kernel)
cv2.subtract(self.sq_img_mean, self.mean_img_sq, dst=self.std)
cv2.sqrt(self.std, dst=self.std)
self.mask = self.mean_img < self.min_gray_val
cv2.pow(self.mean_img, power=-1.0, dst=self.mean_img)
cv2.multiply(self.std, self.mean_img, dst=self.mean_img,
scale=255.0/self.max_contrast, dtype=cv2.CV_32F)
self.mean_img[self.mean_img > 255.0] = 255.0
self.LASCA = self.mean_img.astype(np.uint8)
self.LASCA = 255 - self.LASCA
self.LASCA[self.mask] = 0
cv2.filter2D(self.LASCA, dst=self.LASCA, ddepth=cv2.CV_8U, kernel=self.kernel)
def Draw(self, evt):
self.lock.acquire()
if (self.selected_mode == 0):
cv2.cvtColor(src=self.frame, code=cv2.COLOR_GRAY2RGB, dst=self.im_color)
if self.roi_on is True:
cv2.line(self.im_color, (self.roi_x, self.roi_y),
(self.roi_x + self.roi_width, self.roi_y), (255, 0, 0), 3)
cv2.line(self.im_color, (self.roi_x, self.roi_y + self.roi_height),
(self.roi_x + self.roi_width, self.roi_y + self.roi_height),
(255, 0, 0), 3)
cv2.line(self.im_color, (self.roi_x, self.roi_y),
(self.roi_x, self.roi_y + self.roi_height), (255, 0, 0), 3)
cv2.line(self.im_color, (self.roi_x + self.roi_width, self.roi_y),
(self.roi_x + self.roi_width, self.roi_y + self.roi_height),
(255, 0, 0), 3)
self.update_ratio += 1
if self.update_ratio > 5:
sd = self.frame[self.roi_y:(self.roi_y+self.roi_height),
self.roi_x:(self.roi_x+self.roi_width)].std()
mn = self.frame[self.roi_y:(self.roi_y+self.roi_height),
self.roi_x:(self.roi_x+self.roi_width)].mean()
self.output_string_1 = "C: " + str(np.round(sd / mn, 3))
self.output_string_2 = "M: " + str(np.round(mn, 3))
self.update_ratio = 0
cv2.putText(self.im_color, self.output_string_1,
(self.roi_x+5, self.roi_y-23),
self.font, 0.5, (255, 0, 0), 1, cv2.LINE_AA)
cv2.putText(self.im_color, self.output_string_2,
(self.roi_x+5, self.roi_y-9),
self.font, 0.5, (255, 0, 0), 1, cv2.LINE_AA)
self.bitmap = wx.Image(self.frame_width, self.frame_height,
self.im_color.tobytes()).ConvertToBitmap()
if (self.selected_mode == 1):
self.CalculateLASCA()
cv2.applyColorMap(self.LASCA, dst=self.im_color, colormap=cv2.COLORMAP_JET)
cv2.cvtColor(src=self.im_color, code=cv2.COLOR_BGR2RGB, dst=self.im_color)
if self.roi_on is True:
cv2.line(self.im_color, (self.roi_x, self.roi_y),
(self.roi_x + self.roi_width, self.roi_y), (255, 0, 0), 3)
cv2.line(self.im_color, (self.roi_x, self.roi_y + self.roi_height),
(self.roi_x + self.roi_width, self.roi_y + self.roi_height),
(255, 0, 0), 3)
cv2.line(self.im_color, (self.roi_x, self.roi_y),
(self.roi_x, self.roi_y + self.roi_height), (255, 0, 0), 3)
cv2.line(self.im_color, (self.roi_x + self.roi_width, self.roi_y),
(self.roi_x + self.roi_width, self.roi_y + self.roi_height),
(255, 0, 0), 3)
self.bitmap = wx.Image(self.frame_width,
self.frame_height,
self.im_color.tobytes()).ConvertToBitmap()
if (self.selected_mode == 2):
if self.roi_on is True:
roi_min_row = self.roi_y
roi_max_row = self.roi_y + self.roi_height
roi_min_col = self.roi_x
roi_max_col = self.roi_x + self.roi_width
self.im_color = self.DrawHistogram(self.frame[roi_min_row:roi_max_row,
roi_min_col:roi_max_col],
(self.frame_width, self.frame_height),
(255, 255, 255),
(250, 155, 0))
else:
self.im_color = self.DrawHistogram(self.frame,
(self.frame_width, self.frame_height),
(255, 255, 255),
(250, 155, 0))
self.bitmap = wx.Image(self.frame_width, self.frame_height,
self.im_color.tobytes()).ConvertToBitmap()
self.Window.update(self.bitmap)
if self.preview_on is True:
self.preview_timer.Start(50, oneShot=True)
self.lock.release()
def EnableGUI(self, value):
if value is True:
self.interval_ctrl.Enable()
self.sequence_ctrl.Enable()
self.framescap_ctrl.Enable()
self.framerate_slider.Enable()
self.exposure_slider.Enable()
self.gain_slider.Enable()
self.exportfile_ctrl.Enable()
self.cam_combo.Disable()
self.capmode_combo.Enable()
self.preview_btn.Enable()
self.set_roi.Enable()
self.select_folder_btn.Enable()
self.capture_btn.Enable()
self.append_date.Enable()
self.set_auto_gain.Enable()
self.set_auto_exposure.Enable()
self.auto_index.Enable()
self.index_ctrl.Enable()
if self.roi_on is True:
self.roi_x_ctrl.Enable()
self.roi_y_ctrl.Enable()
self.roi_width_ctrl.Enable()
self.roi_height_ctrl.Enable()
if self.auto_exposure_on is True:
self.set_auto_exposure.Enable()
self.exposure_slider.Disable()
else:
self.exposure_slider.Enable()
if self.auto_gain_on is True:
self.set_auto_exposure.Enable()
self.gain_slider.Disable()
else:
self.gain_slider.Enable()
if self.auto_index_on is True:
self.auto_index.Enable()
self.index_ctrl.Disable()
else:
self.index_ctrl.Enable()
return
else:
self.interval_ctrl.Disable()
self.sequence_ctrl.Disable()
self.framescap_ctrl.Disable()
self.framerate_slider.Disable()
self.exposure_slider.Disable()
self.gain_slider.Disable()
self.exportfile_ctrl.Disable()
self.capmode_combo.Disable()
self.preview_btn.Disable()
self.roi_x_ctrl.Disable()
self.roi_y_ctrl.Disable()
self.roi_width_ctrl.Disable()
self.roi_height_ctrl.Disable()
self.set_roi.Disable()
self.select_folder_btn.Disable()
self.capture_btn.Disable()
self.append_date.Disable()
self.set_auto_gain.Disable()
self.set_auto_exposure.Disable()
self.auto_index.Disable()
self.index_ctrl.Disable()
return
def BlockGUI(self, value):
if value is True:
self.interval_ctrl.Enable()
self.sequence_ctrl.Enable()
self.framescap_ctrl.Enable()
self.framerate_slider.Enable()
self.exportfile_ctrl.Enable()
self.mode_combo.Enable()
self.capmode_combo.Enable()
self.preview_btn.Enable()
self.set_roi.Enable()
self.select_folder_btn.Enable()
self.append_date.Enable()
self.connect_btn.Enable()
if self.roi_on is True:
self.roi_x_ctrl.Enable()
self.roi_y_ctrl.Enable()
self.roi_width_ctrl.Enable()
self.roi_height_ctrl.Enable()
if self.auto_exposure_on is True:
self.set_auto_exposure.Enable()
self.exposure_slider.Disable()
else:
self.exposure_slider.Enable()
if self.auto_gain_on is True:
self.set_auto_exposure.Enable()
self.gain_slider.Disable()
else:
self.gain_slider.Enable()
if self.auto_index_on is True:
self.auto_index.Enable()
self.index_ctrl.Disable()
else:
self.index_ctrl.Enable()
return
else:
self.interval_ctrl.Disable()
self.sequence_ctrl.Disable()
self.framescap_ctrl.Disable()
self.framerate_slider.Disable()
self.exposure_slider.Disable()
self.gain_slider.Disable()
self.exportfile_ctrl.Disable()
self.mode_combo.Disable()
self.capmode_combo.Disable()
self.preview_btn.Disable()
self.roi_x_ctrl.Disable()
self.roi_y_ctrl.Disable()
self.roi_width_ctrl.Disable()
self.roi_height_ctrl.Disable()
self.set_roi.Disable()
self.select_folder_btn.Disable()
self.append_date.Disable()
self.connect_btn.Disable()
self.set_auto_gain.Disable()
self.set_auto_exposure.Disable()
self.auto_index.Disable()
self.index_ctrl.Disable()
return
def OnConnect(self, event):
if self.camera_connected is False:
tlFactory = pylon.TlFactory.GetInstance()
devices = tlFactory.EnumerateDevices()
if len(devices) == 0:
raise pylon.RuntimeException("No camera present.")
device_name = self.cameras_list[self.selected_camera]["name"]
device_serial = self.cameras_list[self.selected_camera]["serial"]
for i, device in enumerate(devices):
if device.GetModelName() == device_name:
if device.GetSerialNumber() == device_serial:
self.camera = pylon.InstantCamera(tlFactory.CreateDevice(devices[i]))
self.camera.Open()
self.camera.MaxNumBuffer = 180
self.camera.AcquisitionFrameRateEnable.SetValue(True)
self.camera.AcquisitionFrameRate.SetValue(30.0)
resulting_framerate = self.camera.ResultingFrameRate.GetValue()
if (resulting_framerate != self.framerate):
self.framerate = resulting_framerate
self.framerate_slider.SetValue(self.framerate)
self.camera.GainAuto.SetValue("Off")
self.camera.ExposureAuto.SetValue("Off")
self.exposure_slider.SetMax(self.camera.ExposureTime.Max)
self.exposure_slider.SetMin(self.camera.ExposureTime.Min)
self.exposure_slider.SetValue(self.camera.ExposureTime.Value)
self.exposure = self.camera.ExposureTime.Value
self.gain_slider.SetMax(self.camera.Gain.Max)
self.gain_slider.SetMin(self.camera.Gain.Min)
self.gain_slider.SetValue(self.camera.Gain.Value)
self.gain = self.camera.Gain.Value
self.framerate_slider.SetMax(self.camera.AcquisitionFrameRate.Max)
self.framerate_slider.SetMin(self.camera.AcquisitionFrameRate.Min)
self.framerate_slider.SetValue(self.camera.AcquisitionFrameRate.Value)
self.framerate = self.camera.AcquisitionFrameRate.Value
self.connect_btn.SetLabel("Disconnect")
self.refresh_btn.Disable()
self.cam_combo.Disable()
self.camera_connected = True
self.AllocateMemory()
self.EnableGUI(True)
return
else:
self.StopPreview()
self.camera.Close()
self.connect_btn.SetLabel("Connect")
self.refresh_btn.Enable()
self.cam_combo.Enable()
self.camera_connected = False
self.EnableGUI(False)
return
def OnCloseWindow(self, event):
self.StopPreview()
self.capture_on = False
self.StopCapture()
if self.camera_connected is True:
self.camera.Close()
self.Destroy()
print("Closing BaslerGUI")
return
def OnEnableAutoExposure(self, event):
if self.camera_connected is True:
self.auto_exposure_on = self.set_auto_exposure.GetValue()
if self.auto_exposure_on is True:
self.camera.ExposureAuto.SetValue("Continuous")
self.exposure_slider.Disable()
else:
self.camera.ExposureAuto.SetValue("Off")
self.exposure_slider.SetValue(self.camera.ExposureTime.Value)
self.exposure_slider.Enable()
def OnEnableAutoGain(self, event):
if self.camera_connected is True:
self.auto_gain_on = self.set_auto_gain.GetValue()
if self.auto_gain_on is True:
self.camera.GainAuto.SetValue("Continuous")
self.gain_slider.Disable()
else:
self.camera.GainAuto.SetValue("Off")
self.gain_slider.SetValue(self.camera.Gain.Value)
self.gain_slider.Enable()
def OnRefreshList(self, event):
if self.camera_connected is False:
self.selected_camera = 0
self.cam_combo.Clear()
tlFactory = pylon.TlFactory.GetInstance()
devices = tlFactory.EnumerateDevices()
if len(devices) == 0:
raise pylon.RuntimeException("No camera present.")
self.cameras_list.clear()
for device in devices:
self.cam_combo.Append(device.GetModelName() +
"_" + device.GetSerialNumber())
self.cameras_list.append({"name": device.GetModelName(),
"serial": device.GetSerialNumber()})
self.cam_combo.SetSelection(self.selected_camera)
def OnPreview(self, event):
if self.camera_connected is True:
if self.preview_on is True:
self.StopPreview()
else:
self.StartPreview()
def OnCapture(self, event):
if self.current_step == 0:
if self.capture_on is False:
self.StartCapture()
self.capture_btn.SetLabel("Capture STOP")
else:
self.capture_on = False
self.current_step = 0
self.StopCapture()
self.capture_btn.SetLabel("Capture START")
self.current_state.SetLabel("Current state: idle")
self.connect_btn.Enable()
self.StartPreview()
else:
self.current_step = 0
self.StopCapture()
self.capture_btn.SetLabel("Capture START")
self.current_state.SetLabel("Current state: idle")
self.connect_btn.Enable()
def FramerteSliderScroll(self, event):
obj = event.GetEventObject()
val = obj.GetValue()
self.framerate = val
if self.camera_connected is True:
self.camera.AcquisitionFrameRate.SetValue(self.framerate)
resulting_framerate = self.camera.ResultingFrameRate.GetValue()
if (resulting_framerate != self.framerate):
self.framerate = resulting_framerate
self.framerate_slider.SetValue(self.framerate)
def ExposureSliderScroll(self, event):
obj = event.GetEventObject()
val = obj.GetValue()
self.exposure = val
if self.camera_connected is True:
self.camera.ExposureTime.SetValue(self.exposure)
resulting_framerate = self.camera.ResultingFrameRate.GetValue()
if (resulting_framerate != self.framerate):
self.framerate = resulting_framerate
self.framerate_slider.SetValue(self.framerate)
def OnAutoIndex(self, event):
if self.camera_connected is True:
self.auto_index_on = self.auto_index.GetValue()
if self.auto_index_on is True:
self.index_ctrl.Disable()
self.current_index = int(self.index_ctrl.GetValue())
else:
self.index_ctrl.Enable()
def ContrastSliderScroll(self, event):
obj = event.GetEventObject()
val = obj.GetValue()
self.max_contrast = val
def GraySliderScroll(self, event):
obj = event.GetEventObject()
val = obj.GetValue()
self.min_gray_val = val
def GainSliderScroll(self, event):
obj = event.GetEventObject()
val = obj.GetValue()
self.gain = val
if self.camera_connected is True:
self.camera.Gain.SetValue(self.gain)
def OnLascaCombo(self, event):
current_selection = self.lasca_combo.GetSelection()
filter_size = int(2*(current_selection+2) - 1)
self.kernel = cv2.getStructuringElement(cv2.MORPH_ELLIPSE,
(filter_size, filter_size)).astype(np.float32)
self.kernel /= np.sum(self.kernel)
def OnCamCombo(self, event):
self.selected_camera = self.cam_combo.GetSelection()
def OnModeCombo(self, event):
self.selected_mode = self.mode_combo.GetSelection()
def OnCapModeCombo(self, event):
self.capture_mode = self.capmode_combo.GetSelection()
def OnSelectFolder(self, event):
dlg = wx.DirDialog(None, "Choose input directory", "",
wx.DD_DEFAULT_STYLE | wx.DD_DIR_MUST_EXIST)
dlg.ShowModal()
self.exportfolder_ctrl.SetValue(dlg.GetPath())
def GetHistogram(self, image):
hist_full = cv2.calcHist([image], [0], None, [256], [0, 256])
max_val = np.max(hist_full)
if max_val > 0:
hist_full = (hist_full / np.max(hist_full))*100
else:
hist_full = np.zeros((256, 1))
return hist_full
def DrawHistogram(self, image, size, bcg_color, bin_color):
histogram_data = self.GetHistogram(image)
histogram_image = np.ones((256, 256, 3), np.uint8)*240
R, G, B = bcg_color
histogram_image[:, :, 0] = B
histogram_image[:, :, 1] = G
histogram_image[:, :, 2] = R
for column in range(0, len(histogram_data)):
column_height = int(np.floor((histogram_data[column]/100)*256))
if column_height > 1:
R, G, B = bin_color
color = (B, G, R)
cv2.line(histogram_image, (column, 255),
(column, 255-column_height), color, 1)
resized = cv2.resize(histogram_image, size, interpolation=cv2.INTER_AREA)
return resized
def OnAppendDate(self, event):
self.append_date_flag = self.append_date.GetValue()
def OnEnableRoi(self, event):
self.roi_on = self.set_roi.GetValue()
if self.roi_on is True:
self.roi_x_ctrl.Enable()
self.roi_y_ctrl.Enable()
self.roi_width_ctrl.Enable()
self.roi_height_ctrl.Enable()
else:
self.roi_x_ctrl.Disable()
self.roi_y_ctrl.Disable()
self.roi_width_ctrl.Disable()
self.roi_height_ctrl.Disable()
def OnSetRoiX(self, event):
new_roi_x = self.roi_x_ctrl.GetValue()
if (new_roi_x + self.roi_width) < self.frame_width:
self.roi_x = new_roi_x
else:
self.roi_x_ctrl.SetValue(self.roi_x)
def OnSetRoiY(self, event):
new_roi_y = self.roi_y_ctrl.GetValue()
if (new_roi_y + self.roi_height) < self.frame_height:
self.roi_y = new_roi_y
else:
self.roi_y_ctrl.SetValue(self.roi_y)
def OnSetRoiWidth(self, event):
new_roi_width = self.roi_width_ctrl.GetValue()
if (self.roi_x + new_roi_width) < self.frame_width:
self.roi_width = new_roi_width
else:
self.roi_width_ctrl.SetValue(self.roi_width)
def OnSetRoiHeight(self, event):
new_roi_height = self.roi_height_ctrl.GetValue()
if (self.roi_y + new_roi_height) < self.frame_height:
self.roi_height = new_roi_height
else:
self.roi_height_ctrl.SetValue(self.roi_height)
def StartPreview(self):
self.preview_on = True
self.preview_thread_obj = threading.Thread(target=self.preview_thread)
self.preview_thread_obj.start()
self.preview_timer.Start(100, oneShot=True)
self.preview_btn.SetLabel("Preview STOP")
def StopPreview(self):
self.preview_on = False
if self.preview_thread_obj.is_alive() is True:
self.preview_thread_obj.join()
self.preview_timer.Stop()
self.preview_btn.SetLabel("Preview START")
def preview_thread(self):
self.camera.StartGrabbing(pylon.GrabStrategy_OneByOne)
self.previous_time = int(round(time.time() * 1000))
while self.preview_on is True:
if self.camera.IsGrabbing():
grabResult = self.camera.RetrieveResult(5000,
pylon.TimeoutHandling_ThrowException)
if grabResult.GrabSucceeded():
current_time = int(round(time.time() * 1000))
if ((current_time - self.previous_time) > 20):
self.lock.acquire()
self.frame = grabResult.GetArray()
self.lock.release()
self.previous_time = current_time
else:
print("Error: ", grabResult.ErrorCode)
grabResult.Release()
self.camera.StopGrabbing()
def StartCapture(self):
self.StopPreview()
self.capture_thread_obj = threading.Thread(target=self.capture_thread)
self.capture_thread_obj.start()
self.EnableGUI(False)
self.connect_btn.Disable()
self.capture_btn.Enable()
self.capture_status_timer.Start(200, oneShot=True)
def StopCapture(self):
if self.capture_thread_obj.is_alive() is True:
self.capture_thread_obj.join()
self.EnableGUI(True)
self.capture_status_timer.Stop()
self.capture_sequence_timer.Stop()
def capture_thread(self):
self.capture_on = True
self.last_capture_time = time.time()
sequence_length = int(self.sequence_ctrl.GetValue())
video_length = float(self.framescap_ctrl.GetValue())
frames_to_capture = int(video_length * self.framerate)
interval_length = float(self.interval_ctrl.GetValue())
output_path = []
output_file_name = self.exportfile_ctrl.GetValue()
output_folder_name = self.exportfolder_ctrl.GetValue()
if len(output_folder_name) > 0:
output_path = output_folder_name + "\\" + output_file_name
else:
output_path = output_file_name
if len(output_file_name) <= 1: