Grok 15.1.0
grk_intmath.h File Reference

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Namespaces

namespace  grk
 Copyright (C) 2016-2025 Grok Image Compression Inc.

Functions

template<typename T>
uint32_t grk::ceildiv (T a, T b)
 Divide an integer by another integer and round upwards.
template<typename T>
grk::ceildivpow2 (T a, uint32_t b)
static uint32_t grk::floordivpow2 (uint32_t a, uint32_t b)
 Divide an unsigned integer by a power of 2 and round downwards.
uint8_t grk::floorlog2 (uint32_t a)
 Get logarithm of an integer and round downwards.
static int32_t grk::fix_mul (int32_t a, int32_t b)
 Multiply two fixed-point numbers.