QualityTuningLevel": "SINGLE_PASS_HQ", "FramerateConversionAlgorithm": "DUPLICATE_DROP", "UnregisteredSeiTimecode": "DISABLED", "GopSizeUnits": "FRAMES", "ParControl": "INITIALIZE_FROM_SOURCE", "NumberBFramesBetweenReferenceFrames": 3, "RepeatPps": "DISABLED", "HrdBufferSize": 9000000, "...