Re: [gst-embedded] Calculating RAW Audio Buffer Size

[Michael S. <ms...@xi...>]

On Tue, Dec 23, 2008 at 9:22 PM, Sameer Naik
<sam...@da...> wrote:
> Thanks a lot Mike, thats just what i needed to know.
>
> to confirm, the samples_per_frame for mp3 frames can be either 1152 or 576. So
> basically a buffer of (1152 * width * channels) size should handle all (mpeg1,
> layer{1,2,3}) cases, right!

Correct.

>
> Secondly, how would the buffer size calculation go for AAC-HE audio frames, for
> say bitrate:320Kbps
> channels: 2
> sampling rate: 48000Hz
> width: 16bits

You'd need to refer to the AAC-HE specification; I don't have a copy
so I can't do this, to see what the possible frame sizes are.

Mike