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Add definition of "log2sup" function

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elasota 2023-10-31 11:42:00 -04:00
parent b38d87b476
commit 324cce4996
1 changed files with 2 additions and 1 deletions
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doc/zstd_compression_format.md
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@ -1083,7 +1083,8 @@ It depends on :
Presuming an `Accuracy_Log` of 8, Presuming an `Accuracy_Log` of 8,
and presuming 100 probabilities points have already been distributed, and presuming 100 probabilities points have already been distributed,
the decoder may read any value from `0` to `256 - 100 + 1 == 157` (inclusive). the decoder may read any value from `0` to `256 - 100 + 1 == 157` (inclusive).
Therefore, it may read up to `log2sup(157) == 8` bits. Therefore, it may read up to `log2sup(157) == 8` bits, where `log2sup(N)`
is the smallest integer `T` that satisfies `(1 << T) > N`.
- Value decoded : small values use 1 less bit : - Value decoded : small values use 1 less bit :
__example__ : __example__ :