Re: AudioStreamBasicDescription ?
Re: AudioStreamBasicDescription ?
- Subject: Re: AudioStreamBasicDescription ?
- From: Elliot sedegah <email@hidden>
- Date: Tue, 9 Mar 2004 17:02:10 -0800
Try this:
http://developer.apple.com/dev/cftype/register.html
-Elliot
On Mar 8, 2004, at 5:47 PM, William Stewart wrote:
Yes, they do still keep track of these 4CC:
http://developer.apple.com/dev/cftype/
Your codec's subtype would be this "format type"
Your codec's manufacturer type you should also register here as well.
Bill
On 08/03/2004, at 5:20 PM, Jeff Moore wrote:
The usual guidelines for four char codes applies. Apple reserves all
4CCs that are made up of lowercase characters. The rest are up for
grabs. DTS used to keep track of who registered which 4CCs for
something, but I don't know if they still do that.
On Mar 8, 2004, at 5:05 PM, Ken Hawkins wrote:
i see in making use of an AudioStreamBasicDescription that there is a
FormatID that i need to pass in. we are developing a new type for an
Audio Codec. what are the guidelines for defining a format ID to use
here? are there any?
i am really hesitant to just arbitrarily define a UInt32 for this.
--
Jeff Moore
Core Audio
Apple
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