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Have you tried WebVTT for marking up the subtitles? http://www.w3.org/community/texttracks/2012/08/23/webvtt-support-in-browsers/ http://ie.microsoft.com/testdrive/Graphics/CaptionMaker/ is a surprisingly good tool for making captions. You could also cheat a bit and use Youtube's pretty good voice recognition to perhaps save time transcribing.


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The problem with compression is that it is a double edged sword. It can reduce the space required to store video, however it also takes processing time to perform the compression. When you are running a game, however, the CPU and GPU are already busy keeping the game running smoothly. In order to shrink the file size, you must either reduce the quality or ...


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Capturing the video frames in XWD format then converting to PNG yields results that are almost pixel perfect when encoded with ffmpeg. Install xvidcap: mkdir -p $HOME/dev cd $HOME/dev svn checkout svn://svn.code.sf.net/p/xvidcap/code/trunk xvidcap-code cd xvidcap* ./autogen.sh LIBS="-ldl -lX11 -lXext" ./configure --prefix=/usr/local make && sudo ...


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Ordinarily, I'd create an Adobe AIR or AIR-for-iOS app to solve this problem. You'd just sychronize your captions to cue points in the video and make 'em visible or invisible with a programmed-in button. You could easily have multiple languages in this way. Are iTunes podcasts just flat-out mp4 movies?



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