https://docs.cloud.google.com/ruby/docs/reference/google-cloud-video-transcoder-v1/latest/Google-Cloud-Video-Transcoder-V1-VideoStream-Vp9ColorFormatHLG
Transcoder V1 API - Class Google::Cloud::Video::Transcoder::V1::VideoStream::Vp9ColorFormatHLG...
google cloudtranscoderapiclassvideo