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fix(fits_categorizer): support get_unused_lsb_count for big-endian

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This commit is contained in:
Marcus Holland-Moritz 2025-08-06 14:14:16 +02:00
parent 498cc179c6
commit afd6ec94da
1 changed files with 4 additions and 1 deletions
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5
src/writer/categorizer/fits_categorizer.cpp
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@ -124,7 +124,10 @@ T fold_left_bit_or(std::span<uint8_t const> data) {
template <>
unsigned get_unused_lsb_count<uint16_t>(std::span<uint8_t const> imagedata) {
static constexpr uint64_t const kLsbMask{UINT64_C(0x0100010001000100)};
static constexpr uint64_t const kLsbMask{std::endian::native ==
std::endian::little
? UINT64_C(0x0100010001000100)
: UINT64_C(0x0001000100010001)};
static constexpr size_t const kAlignment{64}; // for AVX512
uint16_t b16{0};