Theora: Difference between revisions
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Theora is the preferred video codec for the OLPC. |
Theora is the preferred video codec for the OLPC. |
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==Recommended settings== |
==Recommended settings== |
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[[http://upload.wikimedia.org/wikipedia/commons/f/f2/Apollo_15_launch.ogg This file]] plays back well on a B4 laptop, running build 623. Ogg multiplexed audio/video file, Theora/Vorbis, length 1m14s, 320×240 pixels, 148kbps overall. |
[[http://upload.wikimedia.org/wikipedia/commons/f/f2/Apollo_15_launch.ogg This file]] plays back well on a B4 laptop, running build 623. Ogg multiplexed audio/video file, Theora/Vorbis, length 1m14s, 320×240 pixels, 148kbps overall. |
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These settings created a file which played back from the local disk successfully: |
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'''ffmpeg2theora -x 320 -y 256 -V 148 -A 32 "inputfilename.ogg"''' |
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*[[http://www.videolan.org/vlc/ VLC]], the free media player software can also encode Theora files. |
*[[http://www.videolan.org/vlc/ VLC]], the free media player software can also encode Theora files. |
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Revision as of 22:51, 2 December 2007
Theora is the preferred video codec for the OLPC.
Useful Encoding software
You can encode Theora files using the commmand line application [ffmpeg2theora].
Recommended settings
[This file] plays back well on a B4 laptop, running build 623. Ogg multiplexed audio/video file, Theora/Vorbis, length 1m14s, 320×240 pixels, 148kbps overall.
These settings created a file which played back from the local disk successfully: ffmpeg2theora -x 320 -y 256 -V 148 -A 32 "inputfilename.ogg"
- [VLC], the free media player software can also encode Theora files.
- Colinog's wiki contains an entry on how to encode your video in Theora and in Theora/Speex. Translation and walkthrough for this space to come.
- [[1]] Manual page for ffmpeg2theora.