[FFmpeg-user] How do I fix the warning "Invalid and inefficient vfw-avi packed B frames detected" while converting an avi into 3gp by using h263

Carl Eugen Hoyos cehoyos at ag.or.at
Fri Nov 11 11:13:51 CET 2011

Zhen Ma <alex.zhen.ma <at> gmail.com> writes:

> Is there someone knows how to fix that problem?

(Complete, uncut output missing.)

You can fix (=change) your encoder, the warning should inform you that your
input file was encoded invalid and inefficiently.

Carl Eugen

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