[Flac] 1.21 vs 1.3 encoding speed

dathead2 at gmail.com dathead2 at gmail.com
Sat Jul 26 08:38:31 PDT 2014


Please cc: the results from dev list back here though

I would run some tests on a diff platform but don't have access to my PC for a few weeks

Would also be interesting to see what decoding stats you get

> On Jul 25, 2014, at 7:38 AM, Scott Brown <scottcbrown at gmail.com> wrote:
> 
> I will post to the dev list, sorry about that.
> 
> To give an idea, though, at flac level 8:
> 
> 24/96 wav file
> 1.21: 61.05 seconds. ratio=0.690
> 1.3: 222.48 seconds. ratio=0.690
> 
> smaller 16/44.1 wav file
> 1.21: 14.28 seconds. ratio=0.487
> 1.3: 51.21 seconds. ratio=0.487
> 
> Scott
> 
> 
>> On Fri, Jul 25, 2014 at 2:39 AM, <dathead2 at gmail.com> wrote:
>> Are you sure they didn't change the default encoding level ?
>> 
>> I would include some example timings to give a better idea of what "significantly slower" is
>> 
>> Wonder if you see same for 44/16 files?
>> 
>>> On Jul 25, 2014, at 2:29 AM, Martijn van Beurden <mvanb1 at gmail.com> wrote:
>>> 
>>> Hi,
>>> 
>>> You might want to report this to the flac-dev mailinglist instead of the flac (users) list.
>>> 
>>> op 24-07-14 22:02, Scott Brown schreef:
>>>> Hello,
>>>> 
>>>> I'm on a Mac and I'm noticing that encoding via the flac command line is significantly slower with version 1.3.0 than 1.2.1. I'm encoding a 24/96 file to flac, both from wav and aiff and both formats are showing the same speed decrease when using 1.3.0.
>>>> 
>>>> Also, 1.2.1 will not encode an aiff-c file, but 1.3.0 will. Is this change documented anywhere?
>>>> 
>>>> Thanks,
>>>> Scott
>>>> 
>>>> 
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