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Code Issues 7 Projects Releases Wiki Activity

[postprocessor/embedthumbnail] Add detection for mislabeled WebP files

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Alex Merkel 2020-06-21 11:53:22 +02:00
parent 777d5a45be
commit e987deb504
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1 changed files with 13 additions and 2 deletions
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15
youtube_dl/postprocessor/embedthumbnail.py
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@ -41,8 +41,19 @@ class EmbedThumbnailPP(FFmpegPostProcessor):
'Skipping embedding the thumbnail because the file is missing.')
return [], info
if not os.path.splitext(encodeFilename(thumbnail_filename))[1].lower() in ['.jpg', '.png']:
jpg_thumbnail_filename = thumbnail_filename + ".jpg"
#Check for mislabeled webp file
with open(encodeFilename(thumbnail_filename), "rb") as f:
b = f.read(16)
if b'\x57\x45\x42\x50' in b: #Binary for WEBP
[thumbnail_filename_path, thumbnail_filename_extension] = os.path.splitext(thumbnail_filename)
if not thumbnail_filename_extension == ".webp":
webp_thumbnail_filename = thumbnail_filename_path + ".webp"
os.rename(thumbnail_filename, webp_thumbnail_filename)
thumbnail_filename = webp_thumbnail_filename
#If not a jpg or png thumbnail, convert it to jpg using ffmpeg
if not os.path.splitext(thumbnail_filename)[1].lower() in ['.jpg', '.png']:
jpg_thumbnail_filename = os.path.splitext(thumbnail_filename)[0] + ".jpg"
self._downloader.to_screen('[ffmpeg] Converting thumbnail "%s" to JPEG' % thumbnail_filename)