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code: ffmpeg video quality settings


Wednesday, September 5, 2007

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Here’s the settings i use for encoding flash video (flv)

medium
ffmpeg -i RulesOf_30sec.mov -acodec mp3 -ab 48k -ac 1 -ar 44100 -f flv -deinterlace -nr 500 -croptop 4 -cropbottom 4 -cropleft 8 -cropright 8 -s 320×240 -aspect 4:3 -r 25 -b 270k -me_range 25 -i_qfactor 0.71 -g 500 high.flv

high
ffmpeg -i RulesOf_30sec.mov -acodec mp3 -ab 64k -ac 2 -ar 44100 -f flv -deinterlace -nr 500 -croptop 4 -cropbottom 4 -cropleft 8 -cropright 8 -s 640×480 -aspect 4:3 -r 25 -b 650k -me_range 25 -i_qfactor 0.71 -g 500 high.flv

discussion at ffmpeg-php mailing list :
http://groups.google.com/group/ffmpeg-php/browse_thread/thread/32152ba62f83a90d?hl=en

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2 Responses to “code: ffmpeg video quality settings”


  1. Kyle Says:
    September 12th, 2007 at 6:08 am

    Hey, I have given these settings a try in my Ruby on Rails application. Thanks for posting :D

  2. Ogaden Says:
    September 18th, 2007 at 3:52 am

    Thanks, it works perfectly! :)

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