中文名称：QuickTime Compression Principles
资源类型：Bin
发行时间：2005年
地区：美国
语言：英语
简介：
[已通过安全检测]诺顿网络特警2006 病毒库:2006-2-12
[已通过安装测试]WinXP SP2

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QuickTime Compression Principles 由 Sean Blumenthal讲授，此基于 CD-ROM 的教程面向想揭开QuickTime更好压缩的秘密，你将学到关键帧和 delta 帧的区别，找到你应该使用的编码。 Sean 分享他的技术，使得发布最佳压缩成为可能。

QuickTime Compression Principles with Sean Blumenthal is a CD-ROM based tutorial developed for users who want to unlock the secrets to better compression in QuickTime. You will learn the difference between a keyframe and a delta frame, find out what a codec is and discover which codecs you should use for your material. Sean shares his techniques for delivering the best compression possible, whether your source is DV footage or computer generated tutorial content.

Compression Basics
:: welcome 0:22 1.9 MB
:: what is the goal of media compression? 2:16 4.2 MB
:: what are keyframes 7:34 15.4 MB
:: temporal vs. spatial compression 0:53 1.4 MB
:: lossey vs. lossless 2:53 5.1 MB
:: CBR vs. VBR 3:51 6.3 MB
:: streaming 4:39 8.9 MB

Compressing Live Action
:: what is live action? 1:19 2.5 MB
:: deinterlacing video 9:45 18 MB
:: sorenson 3 codec 11:52 22.8 MB
:: cinepak codec 3:37 7.3 MB
:: playback 5:32 9.6 MB

Compressing CG Footage
:: what is CG? 3:05 5.7 MB
:: animation codec 8:48 16.9 MB
:: graphics codec 6:32 12.1 MB
:: sorenson 3 codec 13:22 23.3 MB

Compressing Audio
:: stereo vs. monural 1:21 2.7 MB
:: 16 bit vs. 8 bit 3:22 5.9 MB
:: normalization 2:20 4.6 MB
:: MP3 and MP4 5:40 9.7 MB
:: QDesign 2:57 4.6 MB
:: IMA 4:1 2:01 3.5 MB

Compression Tips
:: use a tripod 1:29 2.7 MB
:: noise filtering and blurring 2:58 6.1 MB
:: eliminate color 1:52 3.4 MB
:: crop 3:21 6.5 MB
:: black/white restore 5:26 9.5 MB
:: shorter 1:16 2.8 MB
:: transitions 2:43 5.3 MB
:: gamma 3:13 6.7 MB
:: goodbye 0:17 1.5 MB