[vorbis-dev] QuickTime component for MacOS 9

Kevin Marks kmarks at apple.com
Fri May 18 12:23:30 PDT 2001



At 8:35 pm +0200 18/5/01, Segher Boessenkool wrote:
>  > Remember though that there isn't a good way to do VBR audio
>>  compression at present; you may not be able to write a Vorbis 'scom'
>>  without padding up to a constant size, which is probably antithetical
>>  to vorbis's variable-size chunks.
>
>It is even worse with the 'sdec'.  If you don't care about live streaming
>it, you can get away with the VBR problem for encoding in various ways, but
>the playback side just _has_ to be time synchronous.
>
>I was under the impression that QT5 had better VBR support?  Haven't read
>the QT5 docs yet, though...
>

VBR support for decoding came in in 4.1

http://developer.apple.com/techpubs/quicktime/qtdevdocs/REF/QT41_HTML/QT41WhatsNew-85.html

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