[FFmpeg-user] Using the -threads option with -c:v mpeg4?

[Carl Eugen Hoyos]

andrew <andrew <at> andrews-corner.org> writes:

> -c:v mpeg4 -q:v 5 -vtag XVID -threads auto

Complete command line and complete, uncut console output missing.

> but I believe that:
> 
> 1. -threads may not work with mpeg4 encoding

The mpeg4 encoder supports slice-level multi-threaded encoding.

> 2. -threads auto is deprecated and should be an integer from 0 to?
>             ^^^^

I was unable to find any source for this claim, 
could you elaborate?

Carl Eugen