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MathJaxを含むローカルのHTMLファイルをpngに変換する
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#!/usr/bin/env python3 | |
import os | |
import subprocess | |
import sys | |
from selenium import webdriver | |
from selenium.webdriver.chrome.options import Options | |
from selenium.webdriver.common.by import By | |
from selenium.webdriver.common.keys import Keys | |
from selenium.webdriver.support import expected_conditions as EC | |
from selenium.webdriver.support.ui import WebDriverWait | |
options = Options() | |
options.add_argument('--headless') | |
options.add_argument('--force-device-scale-factor=5') | |
driver = webdriver.Chrome(options=options) | |
driver.get('file:///' + os.path.abspath(sys.argv[1])) | |
WebDriverWait(driver, 10, 0.5).until( | |
EC.visibility_of_element_located((By.ID, 'MathJax-Element-1-Frame'))) | |
page_width = driver.execute_script( | |
'return document.documentElement.offsetWidth') | |
page_height = driver.execute_script( | |
'return document.documentElement.offsetHeight') + 1 | |
driver.set_window_size(page_width, page_height) | |
output_path = 'screenshot.png' | |
driver.save_screenshot(output_path) | |
driver.quit() | |
subprocess.call(['mogrify', '-mattecolor', 'white', | |
'-trim', '-frame', '5x5', output_path]) |
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