x264官方学习文档（3）——英文资料，极具参考价值

╰+攻爆jí腚メ 2022-06-08 07:57 104阅读 0赞

https://wiki.videolan.org/X264\_Development\_Notes/

# X264 Development Notes #

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     <h2 style="background:none; margin:0px 0px 0.6em; overflow:hidden; padding:0px; border:none; font-size:12.16px; display:inline"> Contents</h2> 
     <span style="">&nbsp;[<a href="https://wiki.videolan.org/X264_Development_Notes/#" style="color:rgb(11,0,128); background:none" rel="nofollow">hide</a>]&nbsp;</span> 
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     <li style="margin-bottom:0.1em"><a href="https://wiki.videolan.org/X264_Development_Notes/#Getting_Started" style="color:rgb(11,0,128); background:none" rel="nofollow"><span>1</span>&nbsp;<span>Getting Started</span></a> 
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       <li style="margin-bottom:0.1em"><a href="https://wiki.videolan.org/X264_Development_Notes/#Books" style="color:rgb(11,0,128); background:none" rel="nofollow"><span>1.1</span>&nbsp;<span>Books</span></a></li> 
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     <li style="margin-bottom:0.1em"><a href="https://wiki.videolan.org/X264_Development_Notes/#Advice" style="color:rgb(11,0,128); background:none" rel="nofollow"><span>2</span>&nbsp;<span>Advice</span></a> 
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       <li style="margin-bottom:0.1em"><a href="https://wiki.videolan.org/X264_Development_Notes/#Suggestions" style="color:rgb(11,0,128); background:none" rel="nofollow"><span>2.1</span>&nbsp;<span>Suggestions</span></a></li> 
       <li style="margin-bottom:0.1em"><a href="https://wiki.videolan.org/X264_Development_Notes/#Potential_Projects" style="color:rgb(11,0,128); background:none" rel="nofollow"><span>2.2</span>&nbsp;<span>Potential Projects</span></a></li> 
       <li style="margin-bottom:0.1em"><a href="https://wiki.videolan.org/X264_Development_Notes/#Tools" style="color:rgb(11,0,128); background:none" rel="nofollow"><span>2.3</span>&nbsp;<span>Tools</span></a></li> 
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# Getting Started #

## Books ##

*  H.264 and Mpeg-4 Video Compression: Video Coding for Next Generation Multimedia, Iain E. G. Richardson

# Advice #

## Suggestions ##

*  Be willing to learn
 *  Experiment
 *  Ask Questions (irc.freenode.net/\#x264dev)
 *  Sample clips: [http://media.xiph.org/video/derf][http_media.xiph.org_video_derf]
 *  check out [elecard streameye][]

## Potential Projects ##

*  Performance improvements (asm optimization, etc), particularly wanted: NEON stuff.
 *  Algorithmic improvements. Examples of past projects: viterbi, b-adapt, macroblock-tree, ratecontrol, psy-rd
 *  support for new features in the [h.264 spec][], such as: MBAFF, 4:2:2/4:4:4, weightp, 10-bit
 *  Support for new enconder features independent of the spec, such as: sliced threads, low-latency output, threadpools, etc
 *  new external-to-the-main-encoder features (x264 features), such as audio support, new output muxers, new input modules, filters, etc

## Tools ##

*  [valgrind][]
 *  [oprofile][]

[Category][]:

*  [X264][]

[http_media.xiph.org_video_derf]: http://media.xiph.org/video/derf
[elecard streameye]: http://www.elecard.com/products/products-pc/consumer/streameye-tools/
[h.264 spec]: http://www.itu.int/rec/dologin_pub.asp?lang=e&id=T-REC-H.264-200305-S!!PDF-E&type=items
[valgrind]: http://www.valgrind.org/
[oprofile]: http://oprofile.sourceforge.net/
[Category]: https://wiki.videolan.org/Special:Categories/
[X264]: https://wiki.videolan.org/Category:X264/