[Cin] wildest dreams: stream-copy and/or skipping avoidable pixel format conversions
phylsmith2017 at gmail.com
Thu Apr 23 23:45:18 CEST 2020
Simeon - important clarification concerning the following. The code Andrew
references was removed from CV. IT HAS NOT BEEN REMOVED from the current
Cinelerra-GG, i.e. what you are using. It does illustrate the use of a
second channel for the compressed data while maintaining the one channel
for the uncompressed data. However, this code is of quite limited
> > I think this was done in old Cinelerra for some DV variants and mjpeg
> (in mov and avi)
> > In old CinelerraCV it was removed in commits
> > I remember this because I tested this (mis)feature, and found it working
> > mjpeg avi (so i was not convinced by this reasoning and just keep my
> copy at commit before this :E)
> This is a very interesting finding, and something I was not aware at all.
> So thanks for bringing this piece of history to my attention!
> Maybe Einar can give additional details concerning the circumstances of the
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