[FFmpeg-user] Retain "private" data stream when converting to HLS or DASH

[Carl Zwanzig]

On 6/22/2021 1:14 PM, Michael.Craddick at sony.com wrote:
> I am attempting to use an mp4 (or at this point, even an mpegts) to
> contain ONLY data (no video, no audio – audio may be added at a later
> time).
Just curious here, and I know this doesn't answer the question, but is there 
a specific reason not to include either visual or audio streams?

(Could you make things otherwise work with a very minimal (and silent) audio 
stream?)

Later,

z!