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Fix division by zero on some video/GIF files (#30600)

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This commit is contained in:
Claire 2024-06-07 19:42:43 +02:00
parent f4b4a855ec
commit aa3fc5364c
1 changed files with 8 additions and 2 deletions
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10
app/lib/video_metadata_extractor.rb
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@ -41,8 +41,8 @@ class VideoMetadataExtractor
@colorspace = video_stream[:pix_fmt]
@width = video_stream[:width]
@height = video_stream[:height]
@frame_rate = video_stream[:avg_frame_rate] == '0/0' ? nil : Rational(video_stream[:avg_frame_rate])
@r_frame_rate = video_stream[:r_frame_rate] == '0/0' ? nil : Rational(video_stream[:r_frame_rate])
@frame_rate = parse_framerate(video_stream[:avg_frame_rate])
@r_frame_rate = parse_framerate(video_stream[:r_frame_rate])
# For some video streams the frame_rate reported by `ffprobe` will be 0/0, but for these streams we
# should use `r_frame_rate` instead. Video screencast generated by Gnome Screencast have this issue.
@frame_rate ||= @r_frame_rate
@ -55,4 +55,10 @@ class VideoMetadataExtractor
@invalid = true if @metadata.key?(:error)
end
def parse_framerate(raw)
Rational(raw)
rescue ZeroDivisionError
nil
end
end