[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]

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