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#!/usr/bin/env python
# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
import argparse
import os
import pathlib
import subprocess
import sys
import tempfile
import urllib.request
import xml.etree.ElementTree as ET
from distutils import spawn
def qtcRoot():
return os.path.abspath(
os.path.join(os.path.dirname(sys.argv[0]), '../../..')).replace('\\', '/')
def youtubeIdsFromXmlFile(xmlFile):
ids = []
xmlTree = ET.ElementTree()
xmlTree.parse(xmlFile)
xmlTreeRoot = xmlTree.getroot()
for xmlElement in xmlTreeRoot.iter():
try:
videoUrlAttrib = xmlElement.attrib['videoUrl']
ids.append(videoUrlAttrib[-11 : ])
except Exception:
pass
return ids
def youtubeThumbnailPath(youtubeId):
return tempfile.gettempdir() + os.path.sep + youtubeId + ".jpg"
def downloadThumbnails(youtubeIds, outputDir, overwriteFiles):
print("Downloading YouTube thumbnails:")
for id in youtubeIds:
thumbnailUrl = "https://img.youtube.com/vi/{}/maxresdefault.jpg".format(id)
# Available thumbnail options: "0.jpg", "hqdefault.jpg", "maxresdefault.jpg"
thumbnailFile = youtubeThumbnailPath(id)
if not overwriteFiles and os.path.exists(thumbnailFile):
print("Skipping " + thumbnailFile)
continue
print(thumbnailUrl + " -> " + thumbnailFile)
try:
urllib.request.urlretrieve(thumbnailUrl, thumbnailFile)
except Exception:
print("Failed to download " + thumbnailUrl)
pass
def saveQtcThumbnails(youtubeIds, outputDir, magick):
print("Creating Qt Creator thumbnails:")
for id in youtubeIds:
ytThumbnail = youtubeThumbnailPath(id)
qtcThumbnail = os.path.abspath(outputDir) + os.path.sep + "youtube" + id + ".webp"
print(qtcThumbnail)
try:
subprocess.check_call([magick,
ytThumbnail,
# https://imagemagick.org/script/command-line-options.php#filter
"-filter", "Parzen",
# ListMyoutubeThumbnailPathodel::defaultImageSize(214, 160);
"-resize", "214x160",
# https://imagemagick.org/script/webp.php
"-define", "webp:use-sharp-yuv=1",
"-define", "webp:image-hint=picture",
"-define", "webp:method=6",
"-define", "webp:near-lossless=100",
qtcThumbnail])
except subprocess.CalledProcessError:
print("Failed to convert to {}.".format(qtcThumbnail))
pass
def processXmlFile(xmlFile, outputDir, overwriteFiles, magick):
ids = youtubeIdsFromXmlFile(xmlFile)
downloadThumbnails(ids, outputDir, overwriteFiles)
saveQtcThumbnails(ids, outputDir, magick)
def main():
parser = argparse.ArgumentParser(description='Parses a \'qtcreator_tutorials.xml\', '
'downloads the video thumbnails from YouTube, '
'scales them down to WelcomeScreen thumbnail size '
'and saves them as .webm files.')
parser.add_argument('-xmlfile',
help='The \'qtcreator_tutorials.xml\' file.',
type=pathlib.Path,
default=qtcRoot() + "/src/plugins/qtsupport/qtcreator_tutorials.xml")
parser.add_argument('-outputdir',
help='Where the downloaded files are written.',
type=pathlib.Path,
default=qtcRoot() + "/src/plugins/qtsupport/images/icons")
parser.add_argument('-overwrite',
help='Overwrite existing downloaded files.',
action='store_true')
args = parser.parse_args()
magick = spawn.find_executable("magick")
if magick is None:
magick = spawn.find_executable("convert")
if magick is None:
sys.exit("ImageMagick was not found in Path.")
processXmlFile(args.xmlfile, args.outputdir, args.overwrite, magick)
return 0
if __name__ == '__main__':
sys.exit(main())
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