[FFmpeg-cvslog] r20233 - trunk/libavcodec/mpegaudiodec.c

Måns Rullgård mans
Thu Oct 15 11:04:48 CEST 2009


Reimar D?ffinger <Reimar.Doeffinger at gmx.de> writes:

> On Thu, Oct 15, 2009 at 09:57:18AM +0100, M?ns Rullg?rd wrote:
>> reimar <subversion at mplayerhq.hu> writes:
>> 
>> > Author: reimar
>> > Date: Thu Oct 15 08:59:23 2009
>> > New Revision: 20233
>> >
>> > Log:
>> > Use cbrtf and exp2f instead of pow to calculate tables for MPEG
>> > audio decoding.  This hopefully is fast enough so that it is
>> > reasonable to use the same formula directly instead of the table for
>> > CONFIG_SMALL.
>> 
>> This broke AVR32, DOS, and a couple of BSDs.  They seem to be missing
>> one or more of those functions.
>
> only exp2f seems to be missing on all of those. Opinions/suggestions?

What was the purpose of the change?

-- 
M?ns Rullg?rd
mans at mansr.com



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