diff options
Diffstat (limited to 'src/audio_core/interpolate.cpp')
-rw-r--r-- | src/audio_core/interpolate.cpp | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/src/audio_core/interpolate.cpp b/src/audio_core/interpolate.cpp index fcd3aa066..7751c545d 100644 --- a/src/audio_core/interpolate.cpp +++ b/src/audio_core/interpolate.cpp @@ -17,7 +17,8 @@ constexpr u64 scale_mask = scale_factor - 1; /// Here we step over the input in steps of rate_multiplier, until we consume all of the input. /// Three adjacent samples are passed to fn each step. template <typename Function> -static StereoBuffer16 StepOverSamples(State& state, const StereoBuffer16& input, float rate_multiplier, Function fn) { +static StereoBuffer16 StepOverSamples(State& state, const StereoBuffer16& input, + float rate_multiplier, Function fn) { ASSERT(rate_multiplier > 0); if (input.size() < 2) @@ -63,22 +64,21 @@ static StereoBuffer16 StepOverSamples(State& state, const StereoBuffer16& input, } StereoBuffer16 None(State& state, const StereoBuffer16& input, float rate_multiplier) { - return StepOverSamples(state, input, rate_multiplier, [](u64 fraction, const auto& x0, const auto& x1, const auto& x2) { - return x0; - }); + return StepOverSamples( + state, input, rate_multiplier, + [](u64 fraction, const auto& x0, const auto& x1, const auto& x2) { return x0; }); } StereoBuffer16 Linear(State& state, const StereoBuffer16& input, float rate_multiplier) { // Note on accuracy: Some values that this produces are +/- 1 from the actual firmware. - return StepOverSamples(state, input, rate_multiplier, [](u64 fraction, const auto& x0, const auto& x1, const auto& x2) { + return StepOverSamples(state, input, rate_multiplier, [](u64 fraction, const auto& x0, + const auto& x1, const auto& x2) { // This is a saturated subtraction. (Verified by black-box fuzzing.) s64 delta0 = MathUtil::Clamp<s64>(x1[0] - x0[0], -32768, 32767); s64 delta1 = MathUtil::Clamp<s64>(x1[1] - x0[1], -32768, 32767); - return std::array<s16, 2> { - static_cast<s16>(x0[0] + fraction * delta0 / scale_factor), - static_cast<s16>(x0[1] + fraction * delta1 / scale_factor) - }; + return std::array<s16, 2>{static_cast<s16>(x0[0] + fraction * delta0 / scale_factor), + static_cast<s16>(x0[1] + fraction * delta1 / scale_factor)}; }); } |