Changelog

Preferred Closed Captions Muxer

QC Engine Version: 2026.1.1

Speech-to-Text Conversion

Copy audio streams for Prores

Expand unclosed SCC item duration

HDR10 and HLG support for Apple ProRes outputs

New parameters for SVT-AV1 encoder

HDR10 Metadata insertion for MOV output

Source framerate and Source ID for SCC input

Align and valign for stl output