24-bit int

Nicholas Wilson via Digitalmars-d-learn digitalmars-d-learn at puremagic.com
Fri Sep 1 17:43:00 PDT 2017


On Friday, 1 September 2017 at 22:10:43 UTC, Biotronic wrote:
> On Friday, 1 September 2017 at 19:39:14 UTC, EntangledQuanta 
> wrote:
>> Is there a way to create a 24-bit int? One that for all 
>> practical purposes acts as such? This is for 24-bit stuff like 
>> audio. It would respect endianness, allow for arrays int24[] 
>> that work properly, etc.
>
> I haven't looked at endianness beyond it working on my 
> computer. If you have special needs in that regard, consider 
> this a starting point:
>
>
> struct int24 {
>     ubyte[3] _payload;
>
>     this(int x) {
>         value = x;
>     }
>
>     ...
> }
>
> --
>   Biotronic

You may also want to put an align(1) on it so that you dont waste 
25% of the allocated memory in an array of int24's


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