Gets and sets the property Format. 
            
The format you specify determines whether Elastic Transcoder generates an embedded or sidecar caption for this output.
- Valid Embedded Caption Formats: - For MP3: None 
- For MP4: mov-text 
- For MPEG-TS: None 
- For ogg: None 
- For webm: None 
 
- Valid Sidecar Caption Formats: Elastic Transcoder supports dfxp (first div element only), scc, srt, and webvtt. There are no container restrictions on sidecar captions. If you want ttml or smpte-tt compatible captions, specify dfxp as your output format. 
 Declaration Syntax
 Declaration Syntax| C# | 
public string Format { get; set; }