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Add audio::convert(sample)

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This commit is contained in:
Nikita Lisitsa 2021-06-25 13:46:23 +03:00
parent 3feb2776c1
commit 3e38bb2672
1 changed files with 9 additions and 0 deletions
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9
libs/audio/include/psemek/audio/sample.hpp
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@ -18,4 +18,13 @@ namespace psemek::audio
return static_cast<sample>(std::min<int>(max, std::max<int>(min, std::round(v)))); return static_cast<sample>(std::min<int>(max, std::max<int>(min, std::round(v))));
} }
// maps [-1, 1] range to samples
inline sample convert(float v)
{
static auto const min = static_cast<float>(std::numeric_limits<sample>::min());
static auto const max = static_cast<float>(std::numeric_limits<sample>::max());
return clamp(min + (v * 0.5f + 0.5f) * (max - min));
}
} }