Changes between Version 2 and Version 3 of vpxEncodingGuide


Ignore:
Timestamp:
02/26/2013 04:56:33 AM (3 months ago)
Author:
llogan
Comment:

trivial nits

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  • vpxEncodingGuide

    v2 v3  
    33To install FFmpeg with support for libvpx, look at the [https://ffmpeg.org/trac/ffmpeg/wiki/CompilationGuide Compilation Guides] and compile FFmpeg with the {{{--enable-libvpx}}} option. 
    44 
    5 Note that in the below examples, the libvorbis audio encoder is used. Make sure your FFmpeg version also includes this (check with {{{ffmpeg -codecs}}}), as the native Vorbis encoder from FFmpeg itself should not be used. 
     5Note that in the below examples, the libvorbis audio encoder is used. Make sure your FFmpeg version also includes libvorbis (check with {{{ffmpeg -codecs}}}), as the native Vorbis encoder from FFmpeg does not provide comparable quality. 
    66 
    77== Constant Bitrate == 
    … …  
    1515}}} 
    1616 
    17 Here, you can choose different values for the bitrate other than `1M`, e.g. `500K`, but you must set all options (i.e., `minrate`,`maxrate` and `b:v`) to the same value. 
     17Here, you can choose different values for the bitrate other than `1M`, e.g. `500K`, but you must set all options (i.e., `minrate`, `maxrate` and `b:v`) to the same value. 
    1818 
    1919== Variable Bitrate == 
    … …  
    4949 
    5050You can also artificially force libvpx to use a certain quality if you specify `-qmin` and `-qmax` without any bit rate or CRF value, but this is not an ideal solution. 
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