diff options
author | Chris Robinson <[email protected]> | 2020-11-28 02:06:56 -0800 |
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committer | Chris Robinson <[email protected]> | 2020-11-28 02:06:56 -0800 |
commit | eb9b9fb4e59cadc308b8ebcdf3da59a961382224 (patch) | |
tree | 1ec8f87d368c69137988544f687b332d6d8ff256 /alc | |
parent | dbfdd35545268bc6f52b3b50365a36777fda1730 (diff) |
Avoid AL types in mastering.cpp/h
Diffstat (limited to 'alc')
-rw-r--r-- | alc/mastering.cpp | 64 | ||||
-rw-r--r-- | alc/mastering.h | 13 |
2 files changed, 37 insertions, 40 deletions
diff --git a/alc/mastering.cpp b/alc/mastering.cpp index 4ccf1f04..e1e423b5 100644 --- a/alc/mastering.cpp +++ b/alc/mastering.cpp @@ -11,8 +11,6 @@ #include <limits> #include <new> -#include "AL/al.h" - #include "almalloc.h" #include "alnumeric.h" #include "alu.h" @@ -24,10 +22,10 @@ static_assert((BUFFERSIZE & (BUFFERSIZE-1)) == 0, "BUFFERSIZE is not a power of struct SlidingHold { alignas(16) float mValues[BUFFERSIZE]; - ALuint mExpiries[BUFFERSIZE]; - ALuint mLowerIndex; - ALuint mUpperIndex; - ALuint mLength; + uint mExpiries[BUFFERSIZE]; + uint mLowerIndex; + uint mUpperIndex; + uint mLength; }; @@ -42,14 +40,14 @@ using namespace std::placeholders; * * http://www.richardhartersworld.com/cri/2001/slidingmin.html */ -float UpdateSlidingHold(SlidingHold *Hold, const ALuint i, const float in) +float UpdateSlidingHold(SlidingHold *Hold, const uint i, const float in) { - static constexpr ALuint mask{BUFFERSIZE - 1}; - const ALuint length{Hold->mLength}; + static constexpr uint mask{BUFFERSIZE - 1}; + const uint length{Hold->mLength}; float (&values)[BUFFERSIZE] = Hold->mValues; - ALuint (&expiries)[BUFFERSIZE] = Hold->mExpiries; - ALuint lowerIndex{Hold->mLowerIndex}; - ALuint upperIndex{Hold->mUpperIndex}; + uint (&expiries)[BUFFERSIZE] = Hold->mExpiries; + uint lowerIndex{Hold->mLowerIndex}; + uint upperIndex{Hold->mUpperIndex}; if(i >= expiries[upperIndex]) upperIndex = (upperIndex + 1) & mask; @@ -82,24 +80,24 @@ float UpdateSlidingHold(SlidingHold *Hold, const ALuint i, const float in) return values[upperIndex]; } -void ShiftSlidingHold(SlidingHold *Hold, const ALuint n) +void ShiftSlidingHold(SlidingHold *Hold, const uint n) { auto exp_begin = std::begin(Hold->mExpiries) + Hold->mUpperIndex; auto exp_last = std::begin(Hold->mExpiries) + Hold->mLowerIndex; if(exp_last-exp_begin < 0) { std::transform(exp_begin, std::end(Hold->mExpiries), exp_begin, - std::bind(std::minus<ALuint>{}, _1, n)); + std::bind(std::minus<>{}, _1, n)); exp_begin = std::begin(Hold->mExpiries); } - std::transform(exp_begin, exp_last+1, exp_begin, std::bind(std::minus<ALuint>{}, _1, n)); + std::transform(exp_begin, exp_last+1, exp_begin, std::bind(std::minus<>{}, _1, n)); } /* Multichannel compression is linked via the absolute maximum of all * channels. */ -void LinkChannels(Compressor *Comp, const ALuint SamplesToDo, const FloatBufferLine *OutBuffer) +void LinkChannels(Compressor *Comp, const uint SamplesToDo, const FloatBufferLine *OutBuffer) { const size_t numChans{Comp->mNumChans}; @@ -123,7 +121,7 @@ void LinkChannels(Compressor *Comp, const ALuint SamplesToDo, const FloatBufferL * it uses an instantaneous squared peak detector and a squared RMS detector * both with 200ms release times. */ -static void CrestDetector(Compressor *Comp, const ALuint SamplesToDo) +static void CrestDetector(Compressor *Comp, const uint SamplesToDo) { const float a_crest{Comp->mCrestCoeff}; float y2_peak{Comp->mLastPeakSq}; @@ -150,7 +148,7 @@ static void CrestDetector(Compressor *Comp, const ALuint SamplesToDo) * value of the incoming signal) and performs most of its operations in the * log domain. */ -void PeakDetector(Compressor *Comp, const ALuint SamplesToDo) +void PeakDetector(Compressor *Comp, const uint SamplesToDo) { ASSUME(SamplesToDo > 0); @@ -164,12 +162,12 @@ void PeakDetector(Compressor *Comp, const ALuint SamplesToDo) * solidly detect fast transients. This is best used when operating as a * limiter. */ -void PeakHoldDetector(Compressor *Comp, const ALuint SamplesToDo) +void PeakHoldDetector(Compressor *Comp, const uint SamplesToDo) { ASSUME(SamplesToDo > 0); SlidingHold *hold{Comp->mHold}; - ALuint i{0}; + uint i{0}; auto detect_peak = [&i,hold](const float x_abs) -> float { const float x_G{std::log(maxf(0.000001f, x_abs))}; @@ -186,14 +184,14 @@ void PeakHoldDetector(Compressor *Comp, const ALuint SamplesToDo) * to knee width, attack/release times, make-up/post gain, and clipping * reduction. */ -void GainCompressor(Compressor *Comp, const ALuint SamplesToDo) +void GainCompressor(Compressor *Comp, const uint SamplesToDo) { const bool autoKnee{Comp->mAuto.Knee}; const bool autoAttack{Comp->mAuto.Attack}; const bool autoRelease{Comp->mAuto.Release}; const bool autoPostGain{Comp->mAuto.PostGain}; const bool autoDeclip{Comp->mAuto.Declip}; - const ALuint lookAhead{Comp->mLookAhead}; + const uint lookAhead{Comp->mLookAhead}; const float threshold{Comp->mThreshold}; const float slope{Comp->mSlope}; const float attack{Comp->mAttack}; @@ -282,10 +280,10 @@ void GainCompressor(Compressor *Comp, const ALuint SamplesToDo) * reaching the offending impulse. This is best used when operating as a * limiter. */ -void SignalDelay(Compressor *Comp, const ALuint SamplesToDo, FloatBufferLine *OutBuffer) +void SignalDelay(Compressor *Comp, const uint SamplesToDo, FloatBufferLine *OutBuffer) { const size_t numChans{Comp->mNumChans}; - const ALuint lookAhead{Comp->mLookAhead}; + const uint lookAhead{Comp->mLookAhead}; ASSUME(SamplesToDo > 0); ASSUME(numChans > 0); @@ -319,9 +317,9 @@ std::unique_ptr<Compressor> Compressor::Create(const size_t NumChans, const floa const float PostGainDb, const float ThresholdDb, const float Ratio, const float KneeDb, const float AttackTime, const float ReleaseTime) { - const auto lookAhead = static_cast<ALuint>( + const auto lookAhead = static_cast<uint>( clampf(std::round(LookAheadTime*SampleRate), 0.0f, BUFFERSIZE-1)); - const auto hold = static_cast<ALuint>( + const auto hold = static_cast<uint>( clampf(std::round(HoldTime*SampleRate), 0.0f, BUFFERSIZE-1)); size_t size{sizeof(Compressor)}; @@ -338,10 +336,10 @@ std::unique_ptr<Compressor> Compressor::Create(const size_t NumChans, const floa auto Comp = std::unique_ptr<Compressor>{new (al_calloc(16, size)) Compressor{}}; Comp->mNumChans = NumChans; - Comp->mAuto.Knee = AutoKnee != AL_FALSE; - Comp->mAuto.Attack = AutoAttack != AL_FALSE; - Comp->mAuto.Release = AutoRelease != AL_FALSE; - Comp->mAuto.PostGain = AutoPostGain != AL_FALSE; + Comp->mAuto.Knee = AutoKnee; + Comp->mAuto.Attack = AutoAttack; + Comp->mAuto.Release = AutoRelease; + Comp->mAuto.PostGain = AutoPostGain; Comp->mAuto.Declip = AutoPostGain && AutoDeclip; Comp->mLookAhead = lookAhead; Comp->mPreGain = std::pow(10.0f, PreGainDb / 20.0f); @@ -367,11 +365,11 @@ std::unique_ptr<Compressor> Compressor::Create(const size_t NumChans, const floa Comp->mHold->mValues[0] = -std::numeric_limits<float>::infinity(); Comp->mHold->mExpiries[0] = hold; Comp->mHold->mLength = hold; - Comp->mDelay = ::new (static_cast<void*>(Comp->mHold + 1)) FloatBufferLine[NumChans]; + Comp->mDelay = ::new(static_cast<void*>(Comp->mHold + 1)) FloatBufferLine[NumChans]; } else { - Comp->mDelay = ::new (static_cast<void*>(Comp.get() + 1)) FloatBufferLine[NumChans]; + Comp->mDelay = ::new(static_cast<void*>(Comp.get() + 1)) FloatBufferLine[NumChans]; } std::fill_n(Comp->mDelay, NumChans, FloatBufferLine{}); } @@ -394,7 +392,7 @@ Compressor::~Compressor() } -void Compressor::process(const ALuint SamplesToDo, FloatBufferLine *OutBuffer) +void Compressor::process(const uint SamplesToDo, FloatBufferLine *OutBuffer) { const size_t numChans{mNumChans}; diff --git a/alc/mastering.h b/alc/mastering.h index 92c25fee..9503a37e 100644 --- a/alc/mastering.h +++ b/alc/mastering.h @@ -3,14 +3,13 @@ #include <memory> -#include "AL/al.h" - -/* For FloatBufferLine/BUFFERSIZE. */ -#include "alcmain.h" #include "almalloc.h" +#include "core/bufferline.h" struct SlidingHold; +using uint = unsigned int; + /* General topology and basic automation was based on the following paper: * @@ -33,7 +32,7 @@ struct Compressor { bool Declip : 1; } mAuto{}; - ALuint mLookAhead{0}; + uint mLookAhead{0}; float mPreGain{0.0f}; float mPostGain{0.0f}; @@ -63,8 +62,8 @@ struct Compressor { ~Compressor(); - void process(const ALuint SamplesToDo, FloatBufferLine *OutBuffer); - ALsizei getLookAhead() const noexcept { return static_cast<ALsizei>(mLookAhead); } + void process(const uint SamplesToDo, FloatBufferLine *OutBuffer); + int getLookAhead() const noexcept { return static_cast<int>(mLookAhead); } DEF_PLACE_NEWDEL() |