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labelImg.py
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labelImg.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
import argparse
import codecs
import os.path
import platform
import shutil
import sys
import webbrowser as wb
from functools import partial
from pathlib import Path
import argparseqt.gui
from colorama import just_fix_windows_console
from loguru import logger
from qtpy.QtGui import *
from qtpy.QtCore import *
from qtpy.QtWidgets import *
from rich import print
from libs.combobox import ComboBox
from libs.default_label_combobox import DefaultLabelComboBox
from libs.resources import *
from libs.constants import *
from libs.utils import *
from libs.settings import Settings
from libs.shape import Shape, DEFAULT_LINE_COLOR, DEFAULT_FILL_COLOR
from libs.stringBundle import StringBundle
from libs.canvas import Canvas
from libs.zoomWidget import ZoomWidget
from libs.lightWidget import LightWidget
from libs.labelDialog import LabelDialog
from libs.colorDialog import ColorDialog
from libs.labelFile import LabelFile, LabelFileError, LabelFileFormat
from libs.toolBar import ToolBar
from libs.pascal_voc_io import PascalVocReader
from libs.pascal_voc_io import XML_EXT
from libs.yolo_io import YoloReader
from libs.yolo_io import TXT_EXT
from libs.create_ml_io import CreateMLReader
from libs.create_ml_io import JSON_EXT
from libs.ustr import ustr
from libs.hashableQListWidgetItem import HashableQListWidgetItem
__appname__ = "labelImg"
just_fix_windows_console()
class WindowMixin(object):
def menu(self, title, actions=None):
menu = self.menuBar().addMenu(title)
if actions:
add_actions(menu, actions)
return menu
def toolbar(self, title, actions=None):
toolbar = ToolBar(title)
toolbar.setObjectName("%sToolBar" % title)
# toolbar.setOrientation(Qt.Vertical)
toolbar.setToolButtonStyle(Qt.ToolButtonTextUnderIcon)
if actions:
add_actions(toolbar, actions)
self.addToolBar(Qt.LeftToolBarArea, toolbar)
return toolbar
class MainWindow(QMainWindow, WindowMixin):
FIT_WINDOW, FIT_WIDTH, MANUAL_ZOOM = list(range(3))
def __init__(
self,
default_filename=None,
default_prefdef_class_file=None,
default_save_dir=None,
):
super(MainWindow, self).__init__()
self.setWindowTitle(__appname__)
# Load setting in the main thread
self.settings = Settings()
self.settings.load()
settings = self.settings
self.os_name = platform.system()
# Load string bundle for i18n
self.string_bundle = StringBundle.get_bundle()
get_str = lambda str_id: self.string_bundle.get_string(str_id)
# Save as Pascal voc xml
self.default_save_dir = default_save_dir
self.label_file_format = settings.get(
SETTING_LABEL_FILE_FORMAT, LabelFileFormat.PASCAL_VOC
)
# For loading all image under a directory
self.m_img_list = []
self.dir_name = None
self.label_hist = []
self.last_open_dir = None
self.cur_img_idx = 0
self.img_count = len(self.m_img_list)
# Whether we need to save or not.
self.dirty = False
self._no_selection_slot = False
self._beginner = True
self.screencast = "https://youtu.be/p0nR2YsCY_U"
# Load predefined classes to the list
self.load_predefined_classes(default_prefdef_class_file)
if self.label_hist:
self.default_label = self.label_hist[0]
else:
print("Not find:/data/predefined_classes.txt (optional)")
# Main widgets and related state.
self.label_dialog = LabelDialog(parent=self, list_item=self.label_hist)
self.items_to_shapes = {}
self.shapes_to_items = {}
self.prev_label_text = ""
list_layout = QVBoxLayout()
list_layout.setContentsMargins(0, 0, 0, 0)
# Create a widget for using default label
self.use_default_label_checkbox = QCheckBox(get_str("useDefaultLabel"))
self.use_default_label_checkbox.setChecked(False)
self.default_label_combo_box = DefaultLabelComboBox(self, items=self.label_hist)
use_default_label_qhbox_layout = QHBoxLayout()
use_default_label_qhbox_layout.addWidget(self.use_default_label_checkbox)
use_default_label_qhbox_layout.addWidget(self.default_label_combo_box)
use_default_label_container = QWidget()
use_default_label_container.setLayout(use_default_label_qhbox_layout)
# Create a widget for edit and diffc button
self.diffc_button = QCheckBox(get_str("useDifficult"))
self.diffc_button.setChecked(False)
self.diffc_button.stateChanged.connect(self.button_state)
self.edit_button = QToolButton()
self.edit_button.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
# Add some widgets to list_layout
list_layout.addWidget(self.edit_button)
list_layout.addWidget(self.diffc_button)
list_layout.addWidget(use_default_label_container)
# Create and add combobox for showing unique labels in group
self.combo_box = ComboBox(self)
list_layout.addWidget(self.combo_box)
# Create and add a widget for showing current label items
self.label_list = QListWidget()
label_list_container = QWidget()
label_list_container.setLayout(list_layout)
self.label_list.itemActivated.connect(self.label_selection_changed)
self.label_list.itemSelectionChanged.connect(self.label_selection_changed)
self.label_list.itemDoubleClicked.connect(self.edit_label)
# Connect to itemChanged to detect checkbox changes.
self.label_list.itemChanged.connect(self.label_item_changed)
list_layout.addWidget(self.label_list)
self.dock = QDockWidget(get_str("boxLabelText"), self)
self.dock.setObjectName(get_str("labels"))
self.dock.setWidget(label_list_container)
self.file_list_widget = QListWidget()
self.file_list_widget.itemDoubleClicked.connect(self.file_item_double_clicked)
file_list_layout = QVBoxLayout()
file_list_layout.setContentsMargins(0, 0, 0, 0)
file_list_layout.addWidget(self.file_list_widget)
file_list_container = QWidget()
file_list_container.setLayout(file_list_layout)
self.file_dock = QDockWidget(get_str("fileList"), self)
self.file_dock.setObjectName(get_str("files"))
self.file_dock.setWidget(file_list_container)
self.zoom_widget = ZoomWidget()
self.light_widget = LightWidget(get_str("lightWidgetTitle"))
self.color_dialog = ColorDialog(parent=self)
self.canvas = Canvas(parent=self)
self.canvas.zoomRequest.connect(self.zoom_request)
self.canvas.lightRequest.connect(self.light_request)
self.canvas.set_drawing_shape_to_square(
settings.get(SETTING_DRAW_SQUARE, False)
)
scroll = QScrollArea()
scroll.setWidget(self.canvas)
scroll.setWidgetResizable(True)
self.scroll_bars = {
Qt.Vertical: scroll.verticalScrollBar(),
Qt.Horizontal: scroll.horizontalScrollBar(),
}
self.scroll_area = scroll
self.canvas.scrollRequest.connect(self.scroll_request)
self.canvas.newShape.connect(self.new_shape)
self.canvas.shapeMoved.connect(self.set_dirty)
self.canvas.selectionChanged.connect(self.shape_selection_changed)
self.canvas.drawingPolygon.connect(self.toggle_drawing_sensitive)
self.setCentralWidget(scroll)
self.addDockWidget(Qt.RightDockWidgetArea, self.dock)
self.addDockWidget(Qt.RightDockWidgetArea, self.file_dock)
self.file_dock.setFeatures(QDockWidget.DockWidgetFeature.DockWidgetFloatable)
self.dock_features = (
QDockWidget.DockWidgetFeature.DockWidgetClosable
| QDockWidget.DockWidgetFeature.DockWidgetFloatable
)
self.dock.setFeatures(self.dock.features() ^ self.dock_features)
# Actions
action = partial(new_action, self)
quit = action(get_str("quit"), self.close, "Ctrl+Q", "quit", get_str("quitApp"))
open = action(
get_str("openFile"),
self.open_file,
"Ctrl+O",
"open",
get_str("openFileDetail"),
)
open_dir = action(
get_str("openDir"),
self.open_dir_dialog,
"Ctrl+u",
"open",
get_str("openDir"),
)
change_save_dir = action(
get_str("changeSaveDir"),
self.change_save_dir_dialog,
"Ctrl+r",
"open",
get_str("changeSavedAnnotationDir"),
)
open_annotation = action(
get_str("openAnnotation"),
self.open_annotation_dialog,
"Ctrl+Shift+O",
"open",
get_str("openAnnotationDetail"),
)
copy_prev_bounding = action(
get_str("copyPrevBounding"),
self.copy_previous_bounding_boxes,
"Ctrl+v",
"copy",
get_str("copyPrevBounding"),
)
open_next_image = action(
get_str("nextImg"),
self.open_next_image,
"d",
"next",
get_str("nextImgDetail"),
)
open_prev_image = action(
get_str("prevImg"),
self.open_prev_image,
"a",
"prev",
get_str("prevImgDetail"),
)
verify = action(
get_str("verifyImg"),
self.verify_image,
"space",
"verify",
get_str("verifyImgDetail"),
)
save = action(
get_str("save"),
self.save_file,
"Ctrl+S",
"save",
get_str("saveDetail"),
enabled=False,
)
def get_format_meta(format):
"""
returns a tuple containing (title, icon_name) of the selected format
"""
if format == LabelFileFormat.PASCAL_VOC:
return "&PascalVOC", "format_voc"
elif format == LabelFileFormat.YOLO:
return "&YOLO", "format_yolo"
elif format == LabelFileFormat.CREATE_ML:
return "&CreateML", "format_createml"
save_format = action(
get_format_meta(self.label_file_format)[0],
self.change_format,
"Ctrl+Y",
get_format_meta(self.label_file_format)[1],
get_str("changeSaveFormat"),
enabled=True,
)
save_as = action(
get_str("saveAs"),
self.save_file_as,
"Ctrl+Shift+S",
"save-as",
get_str("saveAsDetail"),
enabled=False,
)
close = action(
get_str("closeCur"),
self.close_file,
"Ctrl+W",
"close",
get_str("closeCurDetail"),
)
delete_image = action(
get_str("deleteImg"),
self.delete_image,
"Ctrl+Shift+D",
"close",
get_str("deleteImgDetail"),
)
reset_all = action(
get_str("resetAll"),
self.reset_all,
None,
"resetall",
get_str("resetAllDetail"),
)
color1 = action(
get_str("boxLineColor"),
self.choose_color1,
"Ctrl+L",
"color_line",
get_str("boxLineColorDetail"),
)
create_mode = action(
get_str("crtBox"),
self.set_create_mode,
"w",
"new",
get_str("crtBoxDetail"),
enabled=False,
)
edit_mode = action(
get_str("editBox"),
self.set_edit_mode,
"Ctrl+J",
"edit",
get_str("editBoxDetail"),
enabled=False,
)
create = action(
get_str("crtBox"),
self.create_shape,
"w",
"new",
get_str("crtBoxDetail"),
enabled=False,
)
delete = action(
get_str("delBox"),
self.delete_selected_shape,
"Delete",
"delete",
get_str("delBoxDetail"),
enabled=False,
)
copy = action(
get_str("dupBox"),
self.copy_selected_shape,
"Ctrl+D",
"copy",
get_str("dupBoxDetail"),
enabled=False,
)
advanced_mode = action(
get_str("advancedMode"),
self.toggle_advanced_mode,
"Ctrl+Shift+A",
"expert",
get_str("advancedModeDetail"),
checkable=True,
)
hide_all = action(
get_str("hideAllBox"),
partial(self.toggle_polygons, False),
"Ctrl+H",
"hide",
get_str("hideAllBoxDetail"),
enabled=False,
)
show_all = action(
get_str("showAllBox"),
partial(self.toggle_polygons, True),
"Ctrl+A",
"hide",
get_str("showAllBoxDetail"),
enabled=False,
)
help_default = action(
get_str("tutorialDefault"),
self.show_default_tutorial_dialog,
None,
"help",
get_str("tutorialDetail"),
)
show_info = action(
get_str("info"), self.show_info_dialog, None, "help", get_str("info")
)
show_shortcut = action(
get_str("shortcut"),
self.show_shortcuts_dialog,
None,
"help",
get_str("shortcut"),
)
zoom = QWidgetAction(self)
zoom.setDefaultWidget(self.zoom_widget)
self.zoom_widget.setWhatsThis(
"Zoom in or out of the image. Also accessible with"
" %s and %s from the canvas."
% (format_shortcut("Ctrl+[-+]"), format_shortcut("Ctrl+Wheel"))
)
self.zoom_widget.setEnabled(False)
zoom_in = action(
get_str("zoomin"),
partial(self.add_zoom, 10),
"Ctrl++",
"zoom-in",
get_str("zoominDetail"),
enabled=False,
)
zoom_out = action(
get_str("zoomout"),
partial(self.add_zoom, -10),
"Ctrl+-",
"zoom-out",
get_str("zoomoutDetail"),
enabled=False,
)
zoom_org = action(
get_str("originalsize"),
partial(self.set_zoom, 100),
"Ctrl+=",
"zoom",
get_str("originalsizeDetail"),
enabled=False,
)
fit_window = action(
get_str("fitWin"),
self.set_fit_window,
"Ctrl+F",
"fit-window",
get_str("fitWinDetail"),
checkable=True,
enabled=False,
)
fit_width = action(
get_str("fitWidth"),
self.set_fit_width,
"Ctrl+Shift+F",
"fit-width",
get_str("fitWidthDetail"),
checkable=True,
enabled=False,
)
# Group zoom controls into a list for easier toggling.
zoom_actions = (
self.zoom_widget,
zoom_in,
zoom_out,
zoom_org,
fit_window,
fit_width,
)
self.zoom_mode = self.MANUAL_ZOOM
self.scalers = {
self.FIT_WINDOW: self.scale_fit_window,
self.FIT_WIDTH: self.scale_fit_width,
# Set to one to scale to 100% when loading files.
self.MANUAL_ZOOM: lambda: 1,
}
light = QWidgetAction(self)
light.setDefaultWidget(self.light_widget)
self.light_widget.setWhatsThis(
"Brighten or darken current image. Also accessible with"
" %s and %s from the canvas."
% (format_shortcut("Ctrl+Shift+[-+]"), format_shortcut("Ctrl+Shift+Wheel"))
)
self.light_widget.setEnabled(False)
light_brighten = action(
get_str("lightbrighten"),
partial(self.add_light, 10),
"Ctrl+Shift++",
"light_lighten",
get_str("lightbrightenDetail"),
enabled=False,
)
light_darken = action(
get_str("lightdarken"),
partial(self.add_light, -10),
"Ctrl+Shift+-",
"light_darken",
get_str("lightdarkenDetail"),
enabled=False,
)
light_org = action(
get_str("lightreset"),
partial(self.set_light, 50),
"Ctrl+Shift+=",
"light_reset",
get_str("lightresetDetail"),
checkable=True,
enabled=False,
)
light_org.setChecked(True)
# Group light controls into a list for easier toggling.
light_actions = (self.light_widget, light_brighten, light_darken, light_org)
edit = action(
get_str("editLabel"),
self.edit_label,
"Ctrl+E",
"edit",
get_str("editLabelDetail"),
enabled=False,
)
self.edit_button.setDefaultAction(edit)
shape_line_color = action(
get_str("shapeLineColor"),
self.choose_shape_line_color,
icon="color_line",
tip=get_str("shapeLineColorDetail"),
enabled=False,
)
shape_fill_color = action(
get_str("shapeFillColor"),
self.choose_shape_fill_color,
icon="color",
tip=get_str("shapeFillColorDetail"),
enabled=False,
)
labels = self.dock.toggleViewAction()
labels.setText(get_str("showHide"))
labels.setShortcut("Ctrl+Shift+L")
# Label list context menu.
label_menu = QMenu()
add_actions(label_menu, (edit, delete))
self.label_list.setContextMenuPolicy(Qt.CustomContextMenu)
self.label_list.customContextMenuRequested.connect(self.pop_label_list_menu)
# Draw squares/rectangles
self.draw_squares_option = QAction(get_str("drawSquares"), self)
self.draw_squares_option.setShortcut("Ctrl+Shift+R")
self.draw_squares_option.setCheckable(True)
self.draw_squares_option.setChecked(settings.get(SETTING_DRAW_SQUARE, False))
self.draw_squares_option.triggered.connect(self.toggle_draw_square)
# Store actions for further handling.
self.actions = Struct(
save=save,
save_format=save_format,
saveAs=save_as,
open=open,
close=close,
resetAll=reset_all,
deleteImg=delete_image,
lineColor=color1,
create=create,
delete=delete,
edit=edit,
copy=copy,
createMode=create_mode,
editMode=edit_mode,
advancedMode=advanced_mode,
shapeLineColor=shape_line_color,
shapeFillColor=shape_fill_color,
zoom=zoom,
zoomIn=zoom_in,
zoomOut=zoom_out,
zoomOrg=zoom_org,
fitWindow=fit_window,
fitWidth=fit_width,
zoomActions=zoom_actions,
lightBrighten=light_brighten,
lightDarken=light_darken,
lightOrg=light_org,
lightActions=light_actions,
fileMenuActions=(open, open_dir, save, save_as, close, reset_all, quit),
beginner=(),
advanced=(),
editMenu=(edit, copy, delete, None, color1, self.draw_squares_option),
beginnerContext=(create, edit, copy, delete),
advancedContext=(
create_mode,
edit_mode,
edit,
copy,
delete,
shape_line_color,
shape_fill_color,
),
onLoadActive=(close, create, create_mode, edit_mode),
onShapesPresent=(save_as, hide_all, show_all),
)
self.menus = Struct(
file=self.menu(get_str("menu_file")),
edit=self.menu(get_str("menu_edit")),
view=self.menu(get_str("menu_view")),
help=self.menu(get_str("menu_help")),
recentFiles=QMenu(get_str("menu_openRecent")),
labelList=label_menu,
)
# Auto saving : Enable auto saving if pressing next
self.auto_saving = QAction(get_str("autoSaveMode"), self)
self.auto_saving.setCheckable(True)
self.auto_saving.setChecked(settings.get(SETTING_AUTO_SAVE, False))
# Sync single class mode from PR#106
self.single_class_mode = QAction(get_str("singleClsMode"), self)
self.single_class_mode.setShortcut("Ctrl+Shift+S")
self.single_class_mode.setCheckable(True)
self.single_class_mode.setChecked(settings.get(SETTING_SINGLE_CLASS, False))
self.lastLabel = None
# Add option to enable/disable labels being displayed at the top of bounding boxes
self.display_label_option = QAction(get_str("displayLabel"), self)
self.display_label_option.setShortcut("Ctrl+Shift+P")
self.display_label_option.setCheckable(True)
self.display_label_option.setChecked(settings.get(SETTING_PAINT_LABEL, False))
self.display_label_option.triggered.connect(self.toggle_paint_labels_option)
add_actions(
self.menus.file,
(
open,
open_dir,
change_save_dir,
open_annotation,
copy_prev_bounding,
self.menus.recentFiles,
save,
save_format,
save_as,
close,
reset_all,
delete_image,
quit,
),
)
add_actions(self.menus.help, (help_default, show_info, show_shortcut))
add_actions(
self.menus.view,
(
self.auto_saving,
self.single_class_mode,
self.display_label_option,
labels,
advanced_mode,
None,
hide_all,
show_all,
None,
zoom_in,
zoom_out,
zoom_org,
None,
fit_window,
fit_width,
None,
light_brighten,
light_darken,
light_org,
),
)
self.menus.file.aboutToShow.connect(self.update_file_menu)
# Custom context menu for the canvas widget:
add_actions(self.canvas.menus[0], self.actions.beginnerContext)
add_actions(
self.canvas.menus[1],
(
action("&Copy here", self.copy_shape),
action("&Move here", self.move_shape),
),
)
self.tools = self.toolbar("Tools")
self.actions.beginner = (
open,
open_dir,
change_save_dir,
open_next_image,
open_prev_image,
verify,
save,
save_format,
None,
create,
copy,
delete,
None,
zoom_in,
zoom,
zoom_out,
fit_window,
fit_width,
None,
light_brighten,
light,
light_darken,
light_org,
)
self.actions.advanced = (
open,
open_dir,
change_save_dir,
open_next_image,
open_prev_image,
save,
save_format,
None,
create_mode,
edit_mode,
None,
hide_all,
show_all,
)
self.statusBar().showMessage("%s started." % __appname__)
self.statusBar().show()
# Application state.
self.image = QImage()
self.file_path = ustr(default_filename)
self.last_open_dir = None
self.recent_files = []
self.max_recent = 7
self.line_color = None
self.fill_color = None
self.zoom_level = 100
self.fit_window = False
# Add Chris
self.difficult = False
# Fix the compatible issue for qt4 and qt5. Convert the QStringList to python list
if settings.get(SETTING_RECENT_FILES):
# if have_qstring():
# recent_file_qstring_list = settings.get(SETTING_RECENT_FILES)
# self.recent_files = [ustr(i) for i in recent_file_qstring_list]
# else:
self.recent_files = recent_file_qstring_list = settings.get(
SETTING_RECENT_FILES
)
size = settings.get(SETTING_WIN_SIZE, QSize(600, 500))
position = QPoint(0, 0)
saved_position = settings.get(SETTING_WIN_POSE, position)
# Fix the multiple monitors issue
# for i in range(QApplication.desktop().screenCount()):
# if QApplication.desktop().availableGeometry(i).contains(saved_position):
# position = saved_position
# break
for i in QApplication.screens():
if i.availableGeometry().contains(saved_position):
position = saved_position
break
self.resize(size)
self.move(position)
save_dir = settings.get(SETTING_SAVE_DIR, None)
self.last_open_dir = settings.get(SETTING_LAST_OPEN_DIR, None)
if (
self.default_save_dir is None
and save_dir is not None
and save_dir.exists()
):
self.default_save_dir = save_dir
self.statusBar().showMessage(
"%s started. Annotation will be saved to %s"
% (__appname__, self.default_save_dir)
)
self.statusBar().show()
self.restoreState(settings.get(SETTING_WIN_STATE, QByteArray()))
Shape.line_color = self.line_color = QColor(
settings.get(SETTING_LINE_COLOR, DEFAULT_LINE_COLOR)
)
Shape.fill_color = self.fill_color = QColor(
settings.get(SETTING_FILL_COLOR, DEFAULT_FILL_COLOR)
)
self.canvas.set_drawing_color(self.line_color)
# Add chris
Shape.difficult = self.difficult
def xbool(x):
# if isinstance(x, QVariant):
# return x.toBool()
return bool(x)
if xbool(settings.get(SETTING_ADVANCE_MODE, False)):
self.actions.advancedMode.setChecked(True)
self.toggle_advanced_mode()
# Populate the File menu dynamically.
self.update_file_menu()
# Since loading the file may take some time, make sure it runs in the background.
if self.file_path and os.path.isdir(self.file_path):
self.queue_event(partial(self.import_dir_images, self.file_path or ""))
elif self.file_path:
self.queue_event(partial(self.load_file, self.file_path or ""))
# Callbacks:
self.zoom_widget.valueChanged.connect(self.paint_canvas)
self.light_widget.valueChanged.connect(self.paint_canvas)
self.populate_mode_actions()
# Display cursor coordinates at the right of status bar
self.label_coordinates = QLabel()
self.statusBar().addPermanentWidget(self.label_coordinates)
# Open Dir if default file
if self.file_path and os.path.isdir(self.file_path):
self.open_dir_dialog(dir_path=self.file_path, silent=True)
def keyReleaseEvent(self, event):
if event.key() == Qt.Key_Control:
self.canvas.set_drawing_shape_to_square(False)
def keyPressEvent(self, event):
if event.key() == Qt.Key_Control:
# Draw rectangle if Ctrl is pressed
self.canvas.set_drawing_shape_to_square(True)
# Support Functions #
def set_format(self, save_format):
if save_format == FORMAT_PASCALVOC:
self.actions.save_format.setText(FORMAT_PASCALVOC)
self.actions.save_format.setIcon(new_icon("format_voc"))
self.label_file_format = LabelFileFormat.PASCAL_VOC
LabelFile.suffix = XML_EXT
elif save_format == FORMAT_YOLO:
self.actions.save_format.setText(FORMAT_YOLO)
self.actions.save_format.setIcon(new_icon("format_yolo"))
self.label_file_format = LabelFileFormat.YOLO
LabelFile.suffix = TXT_EXT
elif save_format == FORMAT_CREATEML:
self.actions.save_format.setText(FORMAT_CREATEML)
self.actions.save_format.setIcon(new_icon("format_createml"))
self.label_file_format = LabelFileFormat.CREATE_ML
LabelFile.suffix = JSON_EXT
def change_format(self):
if self.label_file_format == LabelFileFormat.PASCAL_VOC:
self.set_format(FORMAT_YOLO)
elif self.label_file_format == LabelFileFormat.YOLO:
self.set_format(FORMAT_CREATEML)
elif self.label_file_format == LabelFileFormat.CREATE_ML:
self.set_format(FORMAT_PASCALVOC)
else:
raise ValueError("Unknown label file format.")
self.set_dirty()
def no_shapes(self):
return not self.items_to_shapes
def toggle_advanced_mode(self, value=True):
self._beginner = not value
self.canvas.set_editing(True)
self.populate_mode_actions()
self.edit_button.setVisible(not value)
if value:
self.actions.createMode.setEnabled(True)
self.actions.editMode.setEnabled(False)
self.dock.setFeatures(self.dock.features() | self.dock_features)
else:
self.dock.setFeatures(self.dock.features() ^ self.dock_features)
def populate_mode_actions(self):
if self.beginner():
tool, menu = self.actions.beginner, self.actions.beginnerContext
else:
tool, menu = self.actions.advanced, self.actions.advancedContext
self.tools.clear()
add_actions(self.tools, tool)
self.canvas.menus[0].clear()
add_actions(self.canvas.menus[0], menu)
self.menus.edit.clear()
actions = (
(self.actions.create,)
if self.beginner()
else (self.actions.createMode, self.actions.editMode)
)
add_actions(self.menus.edit, actions + self.actions.editMenu)
def set_beginner(self):
self.tools.clear()
add_actions(self.tools, self.actions.beginner)
def set_advanced(self):
self.tools.clear()
add_actions(self.tools, self.actions.advanced)
def set_dirty(self):
self.dirty = True
self.actions.save.setEnabled(True)
def set_clean(self):
self.dirty = False
self.actions.save.setEnabled(False)
self.actions.create.setEnabled(True)
def toggle_actions(self, value=True):
"""Enable/Disable widgets which depend on an opened image."""
for z in self.actions.zoomActions:
z.setEnabled(value)
for z in self.actions.lightActions:
z.setEnabled(value)
for action in self.actions.onLoadActive:
action.setEnabled(value)
@staticmethod
def queue_event(function):
QTimer.singleShot(0, function)
def status(self, message, delay=5000):
self.statusBar().showMessage(message, delay)
def reset_state(self):
self.items_to_shapes.clear()
self.shapes_to_items.clear()
self.label_list.clear()
self.file_path = None
self.image_data = None
self.label_file = None
self.canvas.reset_state()
self.label_coordinates.clear()
self.combo_box.cb.clear()
def current_item(self):
items = self.label_list.selectedItems()
if items:
return items[0]
return None
def add_recent_file(self, file_path):
if file_path in self.recent_files:
self.recent_files.remove(file_path)
elif len(self.recent_files) >= self.max_recent:
self.recent_files.pop()
self.recent_files.insert(0, file_path)
def beginner(self):
return self._beginner
def advanced(self):
return not self.beginner()
def show_tutorial_dialog(self, browser="default", link=None):
if link is None:
link = self.screencast