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DUOLabs333 2023-01-03 10:21:16 -05:00
parent 8df1c3bb57
commit b49ed65a07
1 changed files with 48 additions and 49 deletions
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97
src/invidious/videos/caption.cr
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@ -30,60 +30,60 @@ module Invidious::Videos
return captions_list
end
def timedtext_to_vtt(timedtext : String, tlang = nil) : String
#In the future, we could just directly work with the url. This is more of a POC
cues = [] of XML::Node
tree = XML.parse(timedtext)
tree = tree.children.first()
tree.children.each do |item|
if item.name == "body"
item.children.each do |cue|
if cue.name == "p"
cues << cue
end
end
break
end
end
result = String.build do |result|
result << <<-END_VTT
def timedtext_to_vtt(timedtext : String, tlang = nil) : String
# In the future, we could just directly work with the url. This is more of a POC
cues = [] of XML::Node
tree = XML.parse(timedtext)
tree = tree.children.first
tree.children.each do |item|
if item.name == "body"
item.children.each do |cue|
if cue.name == "p"
cues << cue
end
end
break
end
end
result = String.build do |result|
result << <<-END_VTT
WEBVTT
Kind: captions
Language: #{tlang || @language_code}
END_VTT
cues.each_with_index do |node,i|
start_time = node["t"].to_f.milliseconds
duration = node["d"]?.try &.to_f.milliseconds
duration ||= start_time
if cues.size > i + 1
end_time = cues[i + 1]["t"].to_f.milliseconds
else
end_time = start_time + duration
end
start_time = "#{start_time.hours.to_s.rjust(2, '0')}:#{start_time.minutes.to_s.rjust(2, '0')}:#{start_time.seconds.to_s.rjust(2, '0')}.#{start_time.milliseconds.to_s.rjust(3, '0')}"
end_time = "#{end_time.hours.to_s.rjust(2, '0')}:#{end_time.minutes.to_s.rjust(2, '0')}:#{end_time.seconds.to_s.rjust(2, '0')}.#{end_time.milliseconds.to_s.rjust(3, '0')}"
text = String.build do |text|
node.children.each do |s|
text << s.content
end
end
result << start_time + " --> " + end_time + "\n"
result << text + "\n"
result << "\n"
end
end
return result
end
cues.each_with_index do |node, i|
start_time = node["t"].to_f.milliseconds
duration = node["d"]?.try &.to_f.milliseconds
duration ||= start_time
if cues.size > i + 1
end_time = cues[i + 1]["t"].to_f.milliseconds
else
end_time = start_time + duration
end
start_time = "#{start_time.hours.to_s.rjust(2, '0')}:#{start_time.minutes.to_s.rjust(2, '0')}:#{start_time.seconds.to_s.rjust(2, '0')}.#{start_time.milliseconds.to_s.rjust(3, '0')}"
end_time = "#{end_time.hours.to_s.rjust(2, '0')}:#{end_time.minutes.to_s.rjust(2, '0')}:#{end_time.seconds.to_s.rjust(2, '0')}.#{end_time.milliseconds.to_s.rjust(3, '0')}"
text = String.build do |text|
node.children.each do |s|
text << s.content
end
end
result << start_time + " --> " + end_time + "\n"
result << text + "\n"
result << "\n"
end
end
return result
end
# List of all caption languages available on Youtube.
LANGUAGES = {
"",
@ -217,6 +217,5 @@ module Invidious::Videos
"Yoruba",
"Zulu",
}
end
end