Since ENGSUB is specified, ensure the .srt or .ass file is in the same directory, or that the internal subtitle track isn't causing a muxing error.
: This typically refers to a timestamp or duration . In this case, it likely represents a specific point in a log (1 hour, 58 minutes, 56 seconds) or a total runtime calculation used by an automated script. midv912engsub convert015856 min fixed
: This is the command or status. It suggests that the file has undergone a transcoding process (e.g., moving from MKV to MP4 or resizing for mobile playback). Since ENGSUB is specified, ensure the