Well the book is good if you have basic Ruby knowledge. But I want to add Video engine. User can upload video in various format and rendered in FLV format.
I'm using Centos 5.1 VPS, and I need to install FFMPEG,
1. I use this guide to install FFMPEG ( turn off gpgcheck = 0 )
http://www.tuxmachines.org/node/17063
2. Then I ran yum install ffmpeg and yum install ffmpeg-devel
3. Run ffmpeg -v to check the version
[root@vmap1 social_networking]# ffmpeg -v
FFmpeg version SVN-rUNKNOWN, Copyright (c) 2000-2007 Fabrice Bellard, et al.
configuration: --prefix=/usr --libdir=/usr/lib --mandir=/usr/share/man --incdir=/usr/include/ffmpeg --enable-libmp3lame --enable-libogg --enable-libvorbis --enable-libogg --enable-libtheora --enable-libfaad --enable-libfaac --enable-libgsm --enable-xvid --enable-x264 --enable-liba52 --enable-liba52bin --enable-pp --enable-shared --enable-pthreads --enable-gpl --disable-strip
libavutil version: 49.4.0
libavcodec version: 51.40.4
libavformat version: 51.12.1
built on Jun 4 2007 11:02:12, gcc: 4.1.1 20070105 (Red Hat 4.1.1-52)
ffmpeg: missing argument for option '-v'
4. Cool. Now to install Background Worker for video conversion in Ruby On Rails
http://backgroundrb.rubyforge.org/
5. More reading @
http://kpumuk.info/ruby-on-rails/encoding-media-files-in-ruby-using-ffmpeg-mencoder-with-progress-tracking/
http://jimneath.org/2008/06/03/converting-videos-with-rails-converting-the-video/
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