[FFmpeg-user] Query

Carl Zwanzig cpz at tuunq.com
Tue Jan 8 18:37:40 EET 2019

On 1/8/2019 1:15 AM, Hari Babu Muga wrote:
> When I read a video for knowing the total number of frames present in it,
> ffmpeg gives me 'x' count but when I actually extracted the frames using
> ffmpeg, it gave me 'x+3' frames. and the additional number of frames that
> are coming are variable with respect to the format of the video. Kindly
> tell me why this is happening.

Hard to tell much without the complete command line you're using, please 
include that.

Regarding formats- if you're pulling from a lossy format, such as mpeg, and 
the selected frame isn't a "B" frame, you may get the extras. What's the 
export format? video or image?



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