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Add support for dashmpd within video info
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1 changed files with 69 additions and 0 deletions
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@ -262,6 +262,75 @@ class Video
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self.info["adaptive_fmts"].split(",") do |string|
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self.info["adaptive_fmts"].split(",") do |string|
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adaptive_fmts << HTTP::Params.parse(string)
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adaptive_fmts << HTTP::Params.parse(string)
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end
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end
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elsif self.info.has_key?("dashmpd")
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client = make_client(YT_URL)
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response = client.get(self.info["dashmpd"])
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document = XML.parse_html(response.body)
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document.xpath_nodes(%q(//adaptationset)).each do |adaptation_set|
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mime_type = adaptation_set["mimetype"]
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document.xpath_nodes(%q(.//representation)).each do |representation|
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codecs = representation["codecs"]
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itag = representation["id"]
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bandwidth = representation["bandwidth"]
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url = representation.xpath_node(%q(.//baseurl)).not_nil!.content
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clen = url.match(/clen\/(?<clen>\d+)/).try &.["clen"]
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clen ||= "0"
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lmt = url.match(/lmt\/(?<lmt>\d+)/).not_nil!["lmt"]
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segment_list = representation.xpath_node(%q(.//segmentlist)).not_nil!
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init = segment_list.xpath_node(%q(.//initialization)).not_nil!["sourceurl"]
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index = segment_list.xpath_node(%q(.//segmenturl)).not_nil!["media"]
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# TODO: Replace with sane defaults when byteranges are absent
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if init.starts_with? "sq"
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init = "0-0"
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index = "1-1"
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else
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init = init.lchop("range/")
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index = index.lchop("range/")
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index = "#{init.split("-")[1].to_i + 1}-#{index.split("-")[0].to_i}"
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end
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params = {
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"type" => ["#{mime_type}; codecs=\"#{codecs}\""],
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"url" => [url],
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"projection_type" => ["1"],
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"index" => [index],
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"init" => [init],
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"xtags" => [] of String,
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"lmt" => [lmt],
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"clen" => [clen],
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"bitrate" => [bandwidth],
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"itag" => [itag],
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}
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if mime_type == "video/mp4"
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width = representation["width"]?
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height = representation["height"]?
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fps = representation["framerate"]?
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metadata = itag_to_metadata?(itag)
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if metadata
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width ||= metadata["width"]?
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height ||= metadata["height"]?
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fps ||= metadata["fps"]?
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end
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if width && height
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params["size"] = ["#{width}x#{height}"]
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end
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if width
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params["quality_label"] = ["#{height}p"]
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end
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end
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adaptive_fmts << HTTP::Params.new(params)
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end
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end
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end
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end
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if adaptive_fmts[0]? && adaptive_fmts[0]["s"]?
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if adaptive_fmts[0]? && adaptive_fmts[0]["s"]?
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