[FFmpeg-user] problems with IPB Frames

[Carl Eugen Hoyos]

Henk D. Schoneveld <belcampo <at> zonnet.nl> writes:

> > should I get normaly  a piece of footage beginning 
> > with an I-Frame, right?
> 
> No, I don’t think so, your source-file has to be 
> all-I-frames first.

I tried hard to remux a video stream so the output 
file does not start with an I-frame but was unsuccessful...

If you have a sample and command line, please share!

> I don’t think that tmp.mp4 will be encoded, you don’t 
> tell which encoder to use.

(Unrelated: This is not correct, for every container, 
there is a default encoder, some depending on configure 
options.)

Carl Eugen