{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://raw.githubusercontent.com/api-evangelist/amazon-mediaconvert/refs/heads/main/json-schema/mediaconvert-api-h264-par-control-schema.json", "title": "H264ParControl", "description": "Optional. Specify how the service determines the pixel aspect ratio (PAR) for this output. The default behavior, Follow source (INITIALIZE_FROM_SOURCE), uses the PAR from your input video for your output. To specify a different PAR in the console, choose any value other than Follow source. To specify a different PAR by editing the JSON job specification, choose SPECIFIED. When you choose SPECIFIED for this setting, you must also specify values for the parNumerator and parDenominator settings.", "type": "string", "enum": [ "INITIALIZE_FROM_SOURCE", "SPECIFIED" ] }