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#!/usr/bin/python3
import sys, re, os, time
import sqlite3
import tkinter as tki
from tkinter import ttk
import PIL
from PIL import ImageTk, Image, ImageOps
usageInfo = f"usage: {sys.argv[0]}\n"
usageInfo += "Provides a GUI that displays, for each tol-node, an associated image from\n"
usageInfo += "eol/* and enwiki/*, and enables the user to choose which to use. Writes\n"
usageInfo += "choice data to a text file with lines of the form 'otolId1 imgPath1', or\n"
usageInfo += "'otolId1', where no path indicates a choice of no image.\n"
usageInfo += "\n"
usageInfo += "The program can be closed, and run again to continue from the last choice.\n"
usageInfo += "The program looks for an existing output file to determine what choices\n"
usageInfo += "have already been made.\n"
if len(sys.argv) > 1:
print(usageInfo, file=sys.stderr)
sys.exit(1)
eolImgDir = "eol/imgsReviewed/"
enwikiImgDir = "enwiki/imgs/"
dbFile = "data.db"
outFile = "mergedImgList.txt"
IMG_DISPLAY_SZ = 400
PLACEHOLDER_IMG = Image.new("RGB", (IMG_DISPLAY_SZ, IMG_DISPLAY_SZ), (88, 28, 135))
onlyReviewPairs = False
# Open db
dbCon = sqlite3.connect(dbFile)
dbCur = dbCon.cursor()
# Associate nodes with images
nodeToImgs = {} # Maps otol-ids to img-path arrays
print("Looking through EOL images")
if os.path.exists(eolImgDir):
for filename in os.listdir(eolImgDir):
(eolId, _, _) = filename.partition(" ")
query = "SELECT nodes.id FROM nodes INNER JOIN eol_ids ON nodes.name = eol_ids.name WHERE eol_ids.id = ?"
found = False
for (otolId,) in dbCur.execute(query, (int(eolId),)):
if otolId not in nodeToImgs:
nodeToImgs[otolId] = []
nodeToImgs[otolId].append(eolImgDir + filename)
found = True
if not found:
print(f"No node found for {eolImgDir}{filename}", file=sys.stderr)
print(f"Result has {len(nodeToImgs)} node entries")
print("Looking through enwiki images")
if os.path.exists(enwikiImgDir):
for filename in os.listdir(enwikiImgDir):
(wikiId, _, _) = filename.partition(".")
query = "SELECT nodes.id FROM nodes INNER JOIN wiki_ids ON nodes.name = wiki_ids.name WHERE wiki_ids._id = ?"
found = False
for (otolId,) in dbCur.execute(query, (int(wikiId),)):
if otolId not in nodeToImgs:
nodeToImgs[otolId] = []
nodeToImgs[otolId].append(enwikiImgDir + filename)
found = True
if not found:
print(f"No node found for {enwikiImgDir}{filename}", file=sys.stderr)
print(f"Result has {len(nodeToImgs)} node entries")
# Check for already-made choices
print("Filtering out already-chosen IDs")
oldSz = len(nodeToImgs)
if os.path.exists(outFile):
with open(outFile) as file:
for line in file:
line = line.rstrip()
if " " in line:
line = line[:line.find(" ")]
del nodeToImgs[line]
print(f"Filtered out {oldSz - len(nodeToImgs)} entries")
class ImgReviewer:
""" Provides the GUI for reviewing images """
def __init__(self, root, nodeToImgs):
self.root = root
root.title("Image Reviewer")
# Setup main frame
mainFrame = ttk.Frame(root, padding="5 5 5 5")
mainFrame.grid(column=0, row=0, sticky=(tki.N, tki.W, tki.E, tki.S))
root.columnconfigure(0, weight=1)
root.rowconfigure(0, weight=1)
# Set up images-to-be-reviewed frames
self.eolImg = ImageTk.PhotoImage(PLACEHOLDER_IMG)
self.enwikiImg = ImageTk.PhotoImage(PLACEHOLDER_IMG)
self.labels = []
for i in (0, 1):
frame = ttk.Frame(mainFrame, width=IMG_DISPLAY_SZ, height=IMG_DISPLAY_SZ)
frame.grid(column=i, row=0)
label = ttk.Label(frame, image=self.eolImg if i == 0 else self.enwikiImg)
label.grid(column=0, row=0)
self.labels.append(label)
# Add padding
for child in mainFrame.winfo_children():
child.grid_configure(padx=5, pady=5)
# Add bindings
root.bind("<q>", self.quit)
root.bind("<Key-j>", lambda evt: self.accept(0))
root.bind("<Key-k>", lambda evt: self.accept(1))
root.bind("<Key-l>", lambda evt: self.reject())
# Set fields
self.nodeImgsList = list(nodeToImgs.items())
self.listIdx = -1
self.otolId = None
self.eolImgPath = None
self.enwikiImgPath = None
self.numReviewed = 0
self.startTime = time.time()
# Initialise images to review
self.getNextImgs()
def getNextImgs(self):
""" Updates display with new images to review, or ends program """
# Get next image paths
while True:
self.listIdx += 1
if self.listIdx == len(self.nodeImgsList):
print("No more images to review. Exiting program.")
self.quit()
return
(self.otolId, imgPaths) = self.nodeImgsList[self.listIdx]
# Potentially skip user choice
if onlyReviewPairs and len(imgPaths) == 1:
with open(outFile, 'a') as file:
file.write(f"{self.otolId} {imgPaths[0]}\n")
continue
break
# Update displayed images
self.eolImgPath = self.enwikiImgPath = None
imageOpenError = False
for imgPath in imgPaths:
img = None
try:
img = Image.open(imgPath)
img = ImageOps.exif_transpose(img)
except PIL.UnidentifiedImageError:
print(f"UnidentifiedImageError for {imgPath}")
imageOpenError = True
continue
if imgPath.startswith("eol/"):
self.eolImgPath = imgPath
self.eolImg = ImageTk.PhotoImage(self.resizeForDisplay(img))
elif imgPath.startswith("enwiki/"):
self.enwikiImgPath = imgPath
self.enwikiImg = ImageTk.PhotoImage(self.resizeForDisplay(img))
else:
print(f"Unexpected image path {imgPath}", file=sys.stderr)
self.quit()
return
# Re-iterate if all image paths invalid
if self.eolImgPath == None and self.enwikiImgPath == None:
if imageOpenError:
self.reject()
self.getNextImgs()
return
# Add placeholder images
if self.eolImgPath == None:
self.eolImg = ImageTk.PhotoImage(self.resizeForDisplay(PLACEHOLDER_IMG))
elif self.enwikiImgPath == None:
self.enwikiImg = ImageTk.PhotoImage(self.resizeForDisplay(PLACEHOLDER_IMG))
# Update image-frames
self.labels[0].config(image=self.eolImg)
self.labels[1].config(image=self.enwikiImg)
# Update title
title = f"Imgs for otol ID {self.otolId}"
query = "SELECT names.alt_name FROM" \
" nodes INNER JOIN names ON nodes.name = names.name" \
" WHERE nodes.id = ? and pref_alt = 1"
row = dbCur.execute(query, (self.otolId,)).fetchone()
if row != None:
title += f", aka {row[0]}"
title += f" ({self.listIdx + 1} out of {len(self.nodeImgsList)})"
self.root.title(title)
def accept(self, imgIdx):
""" React to a user selecting an image """
imgPath = self.eolImgPath if imgIdx == 0 else self.enwikiImgPath
if imgPath == None:
print("Invalid selection")
return
with open(outFile, 'a') as file:
file.write(f"{self.otolId} {imgPath}\n")
self.numReviewed += 1
self.getNextImgs()
def reject(self):
""" React to a user rejecting all images of a set """
with open(outFile, 'a') as file:
file.write(f"{self.otolId}\n")
self.numReviewed += 1
self.getNextImgs()
def quit(self, e = None):
print(f"Number reviewed: {self.numReviewed}")
timeElapsed = time.time() - self.startTime
print(f"Time elapsed: {timeElapsed:.2f} seconds")
if self.numReviewed > 0:
print(f"Avg time per review: {timeElapsed/self.numReviewed:.2f} seconds")
dbCon.close()
self.root.destroy()
def resizeForDisplay(self, img):
""" Returns a copy of an image, shrunk to fit the display (keeps aspect ratio), and with a background """
if max(img.width, img.height) > IMG_DISPLAY_SZ:
if (img.width > img.height):
newHeight = int(img.height * IMG_DISPLAY_SZ/img.width)
img = img.resize((IMG_DISPLAY_SZ, newHeight))
else:
newWidth = int(img.width * IMG_DISPLAY_SZ / img.height)
img = img.resize((newWidth, IMG_DISPLAY_SZ))
bgImg = PLACEHOLDER_IMG.copy()
bgImg.paste(img, box=(
int((IMG_DISPLAY_SZ - img.width) / 2),
int((IMG_DISPLAY_SZ - img.height) / 2)))
return bgImg
# Create GUI and defer control
root = tki.Tk()
ImgReviewer(root, nodeToImgs)
root.mainloop()
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