[FFmpeg-user] Convert from image to video very slow

Dzung Nguyen dzungng89 at gmail.com
Wed Aug 21 17:39:04 CEST 2013

When I convert from image to video, it's very slow, especially if the time
is several minutes long. This command takes almost 30'

ffmpeg -loop 1 -f image 2 -i image -q:v 1 -r 29.97 -t 438 output.mpg

Should I change the frame rate of the input image? How to speed up the

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