yt_transcript_rs::captions_extractor

Struct CaptionsExtractor

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pub struct CaptionsExtractor;
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§CaptionsExtractor

Extracts captions/transcript data from YouTube’s player response JSON.

This utility struct provides functionality to parse YouTube’s captions data and extract detailed information about available transcripts.

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impl CaptionsExtractor

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pub fn extract_captions_data( player_response: &Value, video_id: &str, ) -> Result<Value, CouldNotRetrieveTranscript>

Extracts captions data from the player response JSON.

§Parameters
  • player_response - The parsed YouTube player response JSON object
  • video_id - The YouTube video ID (used for error reporting)
§Returns
  • Result<serde_json::Value, CouldNotRetrieveTranscript> - The captions JSON data or an error
§Errors

This method will return a specific error if:

  • Transcripts are disabled for the video
  • The captions data is missing or in an unexpected format

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