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main_gui.py
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main_gui.py
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import dearpygui.dearpygui as dpg
import easygui
import cv2 as cv
import numpy as np
from types import SimpleNamespace
import atexit
import os
import proc_model as m
from glob import glob
g = SimpleNamespace(
fname = '',
fnames = [],
img = None,
imgdata = None,
timg = None,
rimg = None,
dir_idx = 0,
gbool = False,
cbool = False,
hbool = False,
mbool = False,
)
glob['g'] = g
win_dimensions = [600, 600]
def init(g):
if g.fname:
g.img = cv.imread(g.fname)
if g.img is None:
g.img = np.zeros((20, 20, 3), np.uint8)
print('no default image: using empty image')
g.imgdata = flat_img(g.img)
g.timg = g.img.copy()
g.rimg = g.img.copy()
def fit_image(img, dimensions):
img_dim = np.flip(img.shape[:2])
scale = 1
if(dimensions[0] <= dimensions[1]):
scale = dimensions[0]/img_dim[0]
else: scale = dimensions[1]/img_dim[1]
img_dim[0]*=scale
img_dim[1]*=scale
return cv.resize(img, img_dim)
# update texture with new dimension using cv2
# configure_item on add_image to scale causes crashes
def resize_window_img(wintag, textag, dimensions, mat):
img = fit_image(mat, dimensions)
imgdata = flat_img(img)
# delete texture/image, re-add
dpg.delete_item(wintag, children_only=True)
dpg.delete_item(textag)
with dpg.texture_registry(show=False):
dpg.add_raw_texture(img.shape[1], img.shape[0], imgdata, tag=textag, format=dpg.mvFormat_Float_rgb)
dpg.add_image(textag, parent=wintag)
def flat_img(mat):
return np.true_divide(np.asfarray(np.ravel(np.flip(mat,2)), dtype='f'), 255.0)
def update_preview(mat):
img = fit_image(mat, win_dimensions)
imgdata = flat_img(img)
dpg.set_value("tex_tag", imgdata)
def gaussian(img, k, s):
k = int(k)
k = k if (k%2 != 0) else k+1
return cv.GaussianBlur(img, (k,k), s, 0, cv.BORDER_DEFAULT)
def diff_gaussian(img, k1, k2, s1, s2):
k1 = int(k1)
k2 = int(k2)
k1 = k1 if (k1%2 != 0) else k1+1
k2 = k2 if (k2%2 != 0) else k2+1
m1 = cv.GaussianBlur(img, (k1,k1), s1, 0, cv.BORDER_DEFAULT)
m2 = cv.GaussianBlur(img, (k2,k2), s2, 0, cv.BORDER_DEFAULT)
return (m1-m2)
def proc_tone(mat, hue, sat, gamma, invert):
hsv = cv.cvtColor(mat, cv.COLOR_BGR2HSV)
h, s, v = cv.split(hsv)
shift_h = (h+int(hue*180))%255
s = np.multiply(s, sat).astype(np.uint8)
shift_hsv = cv.merge([shift_h, s, v])
mat = cv.cvtColor(shift_hsv, cv.COLOR_HSV2BGR)
return mat if not invert else (255-mat)
def dilate(mat, k, i):
if i < 1: i = 1
if k < 2: k = 2
kernel = np.ones((k, k), np.uint8)
return cv.dilate(mat, kernel, iterations=i)
def proc_canny(mat, t1, t2):
return cv.cvtColor(cv.Canny(mat, int(t1), int(t2)), cv.COLOR_GRAY2BGR)
def handle_edit(resize=False):
mat = g.img.copy()
if(g.gbool):
mat = gaussian(mat, dpg.get_value("gbar_k"), dpg.get_value("gbar_s"))
if(g.cbool):
mat = proc_canny(mat, dpg.get_value("cbar1"), dpg.get_value("cbar2"))
if(g.mbool):
mat = dilate(mat, dpg.get_value("mbark"), dpg.get_value("mbari"))
if(g.hbool):
mat = proc_tone(mat, dpg.get_value("hbar"), dpg.get_value("sbar"), 0, dpg.get_value("ibox"))
g.timg = mat
if not resize:
update_preview(mat)
else:
resize_window_img("img_window", "tex_tag", win_dimensions, g.timg)
def afteredit_cb(sender, data):
handle_edit()
def box_cb(sender, data):
if(sender == "gbox"):
g.gbool = data
elif(sender == "cbox"):
g.cbool = data
elif(sender == "mbox"):
g.mbool = data
elif(sender == "hbox"):
g.hbool = data
handle_edit()
def viewport_resize_cb(sender, data):
d = dpg.get_item_configuration("img_window")
win_dimensions[0] = d['width']
win_dimensions[1] = d['height']
resize_window_img("img_window", "tex_tag", win_dimensions, g.timg)
def apply_rev_cb(sender, data):
if sender == "apply":
g.img = g.timg.copy()
elif sender == "revert":
g.img = g.rimg.copy()
g.timg = g.rimg.copy()
dpg.set_value("gbox", False)
dpg.set_value("cbox", False)
dpg.set_value("mbox", False)
dpg.set_value("hbox", False)
g.gbool = False
g.dbool = False
g.cbool = False
g.hbool = False
g.mbool = False
update_preview(g.img)
def save_cb():
try:
file = easygui.filesavebox()
if(file):
cv.imwrite(file, g.timg)
print(file, 'saved')
except Exception as e:
print(e)
def load_file(path):
img = cv.imread(path)
if img is None:
print('load error', path)
else:
g.fname = path
g.img = img
g.imgdata = flat_img(g.img)
g.timg = g.img.copy()
g.rimg = g.img.copy()
handle_edit(True)
dpg.set_value("file_text", os.path.basename(g.fname))
print(g.fname, 'loaded')
def dir_callback(sender, data):
try:
dir = easygui.diropenbox()
ls = os.listdir(dir)
ls = [os.path.join(dir, f) for f in ls if f.endswith(('.jpg', '.jpeg', '.jfif', '.png'))]
if(len(ls) > 0):
g.fnames = ls
dpg.show_item("dirnav")
load_file(g.fnames[g.dir_idx])
except Exception as e:
print(e)
def file_callback(sender, data):
try:
file = easygui.fileopenbox()
if(file.endswith(('.jpg', '.jpeg', '.jfif', '.png'))):
load_file(file)
dpg.hide_item("dirnav")
except Exception as e:
print(e)
def load_dirfile(sender, data):
if(len(g.fnames) == 0):
print('no files in dir list')
return
inc = -1 if sender == "lfile" else 1
g.dir_idx = (g.dir_idx+inc)%len(g.fnames)
g.fname = g.fnames[g.dir_idx]
load_file(g.fname)
def exit_callback():
if m.g.server:
m.g.server.shutdown()
for t in m.g.threads:
t.join()
cv.destroyAllWindows()
def confirm_save():
m.confirm_save()
dpg.configure_item("overwrite_win", show=False)
init(g)
dpg.create_context()
dpg.create_viewport(title='img gui', width=win_dimensions[0], height=win_dimensions[1])
with dpg.item_handler_registry(tag="edit_handler"):
dpg.add_item_deactivated_after_edit_handler(callback=afteredit_cb)
with dpg.texture_registry(show=False):
dpg.add_raw_texture(g.img.shape[1], g.img.shape[0], g.imgdata, tag="tex_tag", format=dpg.mvFormat_Float_rgb)
with dpg.window(tag="img_window"):
dpg.add_image("tex_tag")
dpg.set_primary_window("img_window", True)
with dpg.window(tag="ctlwindow", label="", no_close=True, min_size=(250,250)):
with dpg.collapsing_header(label="gaussian blur", tag="gmenu", default_open=True):
dpg.add_checkbox(label="on", tag="gbox", callback=box_cb)
dpg.add_slider_int(label="ksize", tag="gbar_k", default_value=0, max_value=21)
dpg.add_slider_float(label="sigma", tag="gbar_s", default_value=0., max_value=6)
with dpg.collapsing_header(label="canny", tag="cmenu", default_open=True):
dpg.add_checkbox(label="on", tag="cbox", callback=box_cb)
dpg.add_slider_float(label="thresh_l", tag="cbar1", default_value=50., max_value=200)
dpg.add_slider_float(label="thresh_h", tag="cbar2", default_value=100., max_value=200)
with dpg.collapsing_header(label="dilate", tag="mmenu", default_open=True):
with dpg.group(horizontal=True):
dpg.add_checkbox(label="on", tag="mbox", callback=box_cb)
dpg.add_slider_int(label="kernel", tag="mbark", min_value=2, max_value=9)
dpg.add_slider_int(label="iterations", tag="mbari", min_value=1, max_value=8)
with dpg.collapsing_header(label="tone", tag="hmenu", default_open=True):
with dpg.group(horizontal=True):
dpg.add_checkbox(label="on", tag="hbox", callback=box_cb)
dpg.add_checkbox(label="invert", tag="ibox")
dpg.add_slider_float(label="hue", tag="hbar", default_value=0., max_value=1)
dpg.add_slider_float(label="sat", tag="sbar", default_value=1., max_value=1)
dpg.add_separator()
with dpg.group(horizontal=True):
dpg.add_button(label="apply", tag="apply", callback=apply_rev_cb)
dpg.add_button(label="revert", tag="revert", callback=apply_rev_cb)
dpg.add_separator()
with dpg.group(horizontal=True):
dpg.add_button(label="load img", tag="loadfilebutton", callback=file_callback)
dpg.add_button(label="load dir", tag="loaddirbutton", callback=dir_callback)
with dpg.group(horizontal=True, tag="dirnav", show=False):
dpg.add_button(label="<<", tag="lfile", callback=load_dirfile)
dpg.add_button(label=">>", tag="rfile", callback=load_dirfile)
dpg.add_text("", tag="file_text")
dpg.set_value("file_text",os.path.basename(g.fname))
dpg.add_button(label="save img", tag="savebutton", callback=save_cb)
with dpg.group(horizontal=True, tag="zbutton", show=True):
dpg.add_button(label="load z-img", tag="m_zloadfilebutton", callback=m.file_callback)
dpg.add_text("", tag="m_zfile_text")
with dpg.group(horizontal=True, tag="z_select", show=False):
dpg.add_radio_button(tag="zradio", items=('hue', 'value'), horizontal=True, callback=m.z_select)
dpg.add_checkbox(label="invert", tag="zinv", callback=m.z_select)
with dpg.group(horizontal=True, tag="pbutton", show=True):
dpg.add_button(label="proc contours", callback=m.proc_contours, tag="pcontbutton")
dpg.add_text("", tag="lines_text")
with dpg.collapsing_header(label="proc ctl", tag="pctl", default_open=False):
with dpg.group():
dpg.add_slider_float(label="loop cutoff", tag="loopf", default_value=0.6667, min_value=.5, max_value=1, callback=m.pctl_callback)
dpg.add_slider_float(label="len min", tag="d1", default_value=0.3, min_value=.2, max_value=1, callback=m.pctl_callback)
dpg.add_slider_float(label="len max", tag="d2", default_value=1, min_value=.1, max_value=2, callback=m.pctl_callback)
with dpg.group(horizontal=True, tag="savelines", show=False):
dpg.add_button(label="save model", callback=m.save_model)
dpg.add_text("0", tag="model_text")
with dpg.group(horizontal=True, tag="serve", show=True):
dpg.add_button(label="serve model", callback=m.serve)
dpg.add_text("", tag="serve_text")
with dpg.group(horizontal=True, tag="savelineimg", show=False):
dpg.add_button(label="save line image", callback=m.save_img)
with dpg.group(horizontal=True):
dpg.add_text("", tag="line_model_text")
with dpg.window(tag="overwrite_win", modal=True, show=False, no_title_bar=True):
dpg.add_text("", tag="overwrite_text")
dpg.add_text("overwrite file?")
dpg.add_separator()
with dpg.group(horizontal=True):
dpg.add_button(label="yes", width=75, callback=confirm_save)
dpg.add_button(label="no", width=75, callback=lambda: dpg.configure_item("overwrite_win", show=False))
dpg.setup_dearpygui()
dpg.show_viewport()
dpg.bind_item_handler_registry("gbar_k", "edit_handler")
dpg.bind_item_handler_registry("gbar_s", "edit_handler")
dpg.bind_item_handler_registry("hbar", "edit_handler")
dpg.bind_item_handler_registry("sbar", "edit_handler")
dpg.bind_item_handler_registry("ibox", "edit_handler")
dpg.bind_item_handler_registry("cbar1", "edit_handler")
dpg.bind_item_handler_registry("cbar2", "edit_handler")
dpg.bind_item_handler_registry("mbark", "edit_handler")
dpg.bind_item_handler_registry("mbari", "edit_handler")
dpg.set_exit_callback(exit_callback)
dpg.set_viewport_resize_callback(viewport_resize_cb)
dpg.set_frame_callback(frame=4, callback=viewport_resize_cb)
dpg.start_dearpygui()
dpg.destroy_context()