[Tremor] 64 bit math

[Pete]

--- Niklas Barsk <nibarius at gmail.com> wrote:

> Hi
> 
> I am currently trying to port Tremor (nobyte lowmem branch) to a
> platform that does not have any 64 bit integer datatype (in fact it
> only has 24 and 48 bit datatypes). So I am running it in low accuracy
> mode to avoid the most of the 64 bit
> math, but there still are some 64 bit datatypes in use (granulepos and such).
> 
> Now to my question, is the 64 bit precision really needed or can the
> 48 bit long be used instead for the ogg_int64_t datatype?
> 
> I have only tried decoding very short files, about a second in length,
> but it worked fine with only 48 bit precision.
> 
> Best regards
> /Niklas
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> Tremor at xiph.org
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> 



		
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