reduce video file size to exactly 20MB

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runner21
New User
Posts: 1
Joined: Sat Dec 01, 2018 6:45 pm

reduce video file size to exactly 20MB

Post by runner21 » Sat Dec 01, 2018 6:54 pm

Description of problem or question:

New member here and glad to be here, I love handbrake, it is a steep learning curve but very rewarding. My question is very simple but I haven't been able to find the answer to it.

I want to reduce a mp4 file size that range in size from 50MB - 99MB and reduce the file size to exactly 20MB but I do not know how to do that.

Can you please let me know exactly how to reduce my .MP4 files to exactly a finished size of 20MB

Thank you for all your help.


Steps to reproduce the problem (If Applicable):

no steps taken as yet, that's why I'm in here asking for solution


HandBrake version (e.g., 1.0.0):


I have the latest version of handbrake
Operating system and version (e.g., Ubuntu 16.04 LTS, macOS 10.13 High Sierra, Windows 10 Creators Update):
I have mac os high sierra 10.13.3



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musicvid
Veteran User
Posts: 3134
Joined: Sat Jun 27, 2009 1:19 am

Re: reduce video file size to exactly 20MB

Post by musicvid » Sat Dec 01, 2018 7:23 pm

Bitrate. (Mbps) x Time (Sec) x .125 = File Size (MB)

Because of the encoders used, Handbrake cannot estimate file size for you.

mduell
Veteran User
Posts: 6191
Joined: Sat Apr 21, 2007 8:54 pm

Re: reduce video file size to exactly 20MB

Post by mduell » Sat Dec 01, 2018 9:07 pm

And then post a log if it doesn't produce the result you want.

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