[FFmpeg-user] How to the use vf_drawtext.c in my program

ajaxhe ajaxhe at gmail.com
Tue Mar 6 12:57:36 CET 2012

Now, I want to add the system datetime information in per video frame, then
store as a .mp4 file. I have known vf_drawtext.c can finish this task, but
any examples to introduce the usage of APIs in drawtext.c?


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