[FFmpeg-user] Why Does ffprobe Report an Incorrect Number of Frames?

Carl Eugen Hoyos cehoyos at ag.or.at
Wed May 7 14:52:50 CEST 2014

John G <skeeve99 <at> yahoo.com.au> writes:

> --enable-bzlib --enable-iconv --enable-zlib

Unrelated: Is this a Zeranoe build?
(These option don't work the way people expect.)

> frame=   18 fps=0.0 q=0.0 size=N/A time=00:00:00.08 
> bitrate=N/A dup=13 drop=0    

This means the input has actually even less frames 
(and is VFR), you can use -vsync 0 to force FFmpeg to 
output one frame for (exactly) every input frame.
(By default, the output for images is cfr.)

Carl Eugen

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