diff options
Diffstat (limited to 'core/voice.cpp')
| -rw-r--r-- | core/voice.cpp | 98 |
1 files changed, 49 insertions, 49 deletions
diff --git a/core/voice.cpp b/core/voice.cpp index 3889c42d..4a30ee83 100644 --- a/core/voice.cpp +++ b/core/voice.cpp @@ -9,11 +9,11 @@ #include <cassert> #include <climits> #include <cstdint> +#include <cstdlib> #include <iterator> #include <memory> #include <new> #include <optional> -#include <stdlib.h> #include <utility> #include <vector> @@ -133,18 +133,18 @@ void Voice::InitMixer(std::optional<std::string> resampler) if(resampler) { struct ResamplerEntry { - const char name[16]; + const char *name; const Resampler resampler; }; - constexpr ResamplerEntry ResamplerList[]{ - { "none", Resampler::Point }, - { "point", Resampler::Point }, - { "linear", Resampler::Linear }, - { "cubic", Resampler::Cubic }, - { "bsinc12", Resampler::BSinc12 }, - { "fast_bsinc12", Resampler::FastBSinc12 }, - { "bsinc24", Resampler::BSinc24 }, - { "fast_bsinc24", Resampler::FastBSinc24 }, + constexpr std::array ResamplerList{ + ResamplerEntry{"none", Resampler::Point}, + ResamplerEntry{"point", Resampler::Point}, + ResamplerEntry{"linear", Resampler::Linear}, + ResamplerEntry{"cubic", Resampler::Cubic}, + ResamplerEntry{"bsinc12", Resampler::BSinc12}, + ResamplerEntry{"fast_bsinc12", Resampler::FastBSinc12}, + ResamplerEntry{"bsinc24", Resampler::BSinc24}, + ResamplerEntry{"fast_bsinc24", Resampler::FastBSinc24}, }; const char *str{resampler->c_str()}; @@ -159,10 +159,10 @@ void Voice::InitMixer(std::optional<std::string> resampler) str = "cubic"; } - auto iter = std::find_if(std::begin(ResamplerList), std::end(ResamplerList), + auto iter = std::find_if(ResamplerList.begin(), ResamplerList.end(), [str](const ResamplerEntry &entry) -> bool { return al::strcasecmp(str, entry.name) == 0; }); - if(iter == std::end(ResamplerList)) + if(iter == ResamplerList.end()) ERR("Invalid resampler: %s\n", str); else ResamplerDefault = iter->resampler; @@ -178,7 +178,7 @@ void Voice::InitMixer(std::optional<std::string> resampler) namespace { /* IMA ADPCM Stepsize table */ -constexpr int IMAStep_size[89] = { +constexpr std::array<int,89> IMAStep_size{{ 7, 8, 9, 10, 11, 12, 13, 14, 16, 17, 19, 21, 23, 25, 28, 31, 34, 37, 41, 45, 50, 55, 60, 66, 73, 80, 88, 97, 107, 118, 130, 143, 157, @@ -188,35 +188,35 @@ constexpr int IMAStep_size[89] = { 4026, 4428, 4871, 5358, 5894, 6484, 7132, 7845, 8630, 9493,10442, 11487,12635,13899,15289,16818,18500,20350,22358,24633,27086,29794, 32767 -}; +}}; /* IMA4 ADPCM Codeword decode table */ -constexpr int IMA4Codeword[16] = { +constexpr std::array<int,16> IMA4Codeword{{ 1, 3, 5, 7, 9, 11, 13, 15, -1,-3,-5,-7,-9,-11,-13,-15, -}; +}}; /* IMA4 ADPCM Step index adjust decode table */ -constexpr int IMA4Index_adjust[16] = { +constexpr std::array<int,16>IMA4Index_adjust{{ -1,-1,-1,-1, 2, 4, 6, 8, -1,-1,-1,-1, 2, 4, 6, 8 -}; +}}; /* MSADPCM Adaption table */ -constexpr int MSADPCMAdaption[16] = { +constexpr std::array<int,16> MSADPCMAdaption{{ 230, 230, 230, 230, 307, 409, 512, 614, 768, 614, 512, 409, 307, 230, 230, 230 -}; +}}; /* MSADPCM Adaption Coefficient tables */ -constexpr int MSADPCMAdaptionCoeff[7][2] = { - { 256, 0 }, - { 512, -256 }, - { 0, 0 }, - { 192, 64 }, - { 240, 0 }, - { 460, -208 }, - { 392, -232 } +constexpr std::array MSADPCMAdaptionCoeff{ + std::array{256, 0}, + std::array{512, -256}, + std::array{ 0, 0}, + std::array{192, 64}, + std::array{240, 0}, + std::array{460, -208}, + std::array{392, -232} }; @@ -307,7 +307,7 @@ inline void LoadSamples<FmtIMA4>(float *RESTRICT dstSamples, const std::byte *sr auto decode_sample = [&sample,&index](const uint nibble) { - sample += IMA4Codeword[nibble] * IMAStep_size[index] / 8; + sample += IMA4Codeword[nibble] * IMAStep_size[static_cast<uint>(index)] / 8; sample = clampi(sample, -32768, 32767); index += IMA4Index_adjust[nibble]; @@ -382,7 +382,7 @@ inline void LoadSamples<FmtMSADPCM>(float *RESTRICT dstSamples, const std::byte int delta{int(input[2*srcChan + 0]) | (int(input[2*srcChan + 1]) << 8)}; input += srcStep*2; - int sampleHistory[2]{}; + std::array<int,2> sampleHistory{}; sampleHistory[0] = int(input[2*srcChan + 0]) | (int(input[2*srcChan + 1])<<8); input += srcStep*2; sampleHistory[1] = int(input[2*srcChan + 0]) | (int(input[2*srcChan + 1])<<8); @@ -421,7 +421,7 @@ inline void LoadSamples<FmtMSADPCM>(float *RESTRICT dstSamples, const std::byte sampleHistory[1] = sampleHistory[0]; sampleHistory[0] = pred; - delta = (MSADPCMAdaption[nibble] * delta) / 256; + delta = (MSADPCMAdaption[static_cast<uint>(nibble)] * delta) / 256; delta = maxi(16, delta); return pred; @@ -630,8 +630,8 @@ void DoHrtfMix(const float *samples, const uint DstBufferSize, DirectParams &par parms.Hrtf.Target.Coeffs, parms.Hrtf.Target.Delay, 0.0f, gain / static_cast<float>(fademix)}; - MixHrtfBlendSamples(HrtfSamples, AccumSamples+OutPos, IrSize, &parms.Hrtf.Old, &hrtfparams, - fademix); + MixHrtfBlendSamples(HrtfSamples.data(), AccumSamples.data()+OutPos, IrSize, + &parms.Hrtf.Old, &hrtfparams, fademix); /* Update the old parameters with the result. */ parms.Hrtf.Old = parms.Hrtf.Target; @@ -658,7 +658,8 @@ void DoHrtfMix(const float *samples, const uint DstBufferSize, DirectParams &par parms.Hrtf.Target.Delay, parms.Hrtf.Old.Gain, (gain - parms.Hrtf.Old.Gain) / static_cast<float>(todo)}; - MixHrtfSamples(HrtfSamples+fademix, AccumSamples+OutPos, IrSize, &hrtfparams, todo); + MixHrtfSamples(HrtfSamples.data()+fademix, AccumSamples.data()+OutPos, IrSize, &hrtfparams, + todo); /* Store the now-current gain for next time. */ parms.Hrtf.Old.Gain = gain; @@ -669,8 +670,8 @@ void DoNfcMix(const al::span<const float> samples, FloatBufferLine *OutBuffer, D const float *TargetGains, const uint Counter, const uint OutPos, DeviceBase *Device) { using FilterProc = void (NfcFilter::*)(const al::span<const float>, float*); - static constexpr FilterProc NfcProcess[MaxAmbiOrder+1]{ - nullptr, &NfcFilter::process1, &NfcFilter::process2, &NfcFilter::process3}; + static constexpr std::array<FilterProc,MaxAmbiOrder+1> NfcProcess{{ + nullptr, &NfcFilter::process1, &NfcFilter::process2, &NfcFilter::process3}}; float *CurrentGains{parms.Gains.Current.data()}; MixSamples(samples, {OutBuffer, 1u}, CurrentGains, TargetGains, Counter, OutPos); @@ -678,7 +679,7 @@ void DoNfcMix(const al::span<const float> samples, FloatBufferLine *OutBuffer, D ++CurrentGains; ++TargetGains; - const al::span<float> nfcsamples{Device->NfcSampleData, samples.size()}; + const al::span<float> nfcsamples{Device->NfcSampleData.data(), samples.size()}; size_t order{1}; while(const size_t chancount{Device->NumChannelsPerOrder[order]}) { @@ -697,7 +698,7 @@ void DoNfcMix(const al::span<const float> samples, FloatBufferLine *OutBuffer, D void Voice::mix(const State vstate, ContextBase *Context, const nanoseconds deviceTime, const uint SamplesToDo) { - static constexpr std::array<float,MAX_OUTPUT_CHANNELS> SilentTarget{}; + static constexpr std::array<float,MaxOutputChannels> SilentTarget{}; ASSUME(SamplesToDo > 0); @@ -903,8 +904,8 @@ void Voice::mix(const State vstate, ContextBase *Context, const nanoseconds devi const size_t needBlocks{(needSamples + mSamplesPerBlock-1) / mSamplesPerBlock}; if(!mFlags.test(VoiceCallbackStopped) && needBlocks > mNumCallbackBlocks) { - const size_t byteOffset{mNumCallbackBlocks*mBytesPerBlock}; - const size_t needBytes{(needBlocks-mNumCallbackBlocks)*mBytesPerBlock}; + const size_t byteOffset{mNumCallbackBlocks*size_t{mBytesPerBlock}}; + const size_t needBytes{(needBlocks-mNumCallbackBlocks)*size_t{mBytesPerBlock}}; const int gotBytes{BufferListItem->mCallback(BufferListItem->mUserData, &BufferListItem->mSamples[byteOffset], static_cast<int>(needBytes))}; @@ -918,7 +919,7 @@ void Voice::mix(const State vstate, ContextBase *Context, const nanoseconds devi else mNumCallbackBlocks = static_cast<uint>(needBlocks); } - const size_t numSamples{uint{mNumCallbackBlocks} * mSamplesPerBlock}; + const size_t numSamples{size_t{mNumCallbackBlocks} * mSamplesPerBlock}; LoadBufferCallback(BufferListItem, bufferOffset, numSamples, mFmtType, chan, mFrameStep, srcSampleDelay, srcBufferSize, al::to_address(resampleBuffer)); } @@ -953,7 +954,7 @@ void Voice::mix(const State vstate, ContextBase *Context, const nanoseconds devi fracPos += dstBufferSize*increment; const uint srcOffset{fracPos >> MixerFracBits}; fracPos &= MixerFracMask; - intPos += srcOffset; + intPos += static_cast<int>(srcOffset); /* If more samples need to be loaded, copy the back of the * resampleBuffer to the front to reuse it. prevSamples isn't @@ -1017,7 +1018,7 @@ void Voice::mix(const State vstate, ContextBase *Context, const nanoseconds devi if(mFlags.test(VoiceHasHrtf)) { - const float TargetGain{parms.Hrtf.Target.Gain * (vstate == Playing)}; + const float TargetGain{parms.Hrtf.Target.Gain * float(vstate == Playing)}; DoHrtfMix(samples, samplesToMix, parms, TargetGain, Counter, OutPos, (vstate == Playing), Device); } @@ -1063,8 +1064,7 @@ void Voice::mix(const State vstate, ContextBase *Context, const nanoseconds devi /* Update voice positions and buffers as needed. */ DataPosFrac += increment*samplesToMix; - const uint SrcSamplesDone{DataPosFrac>>MixerFracBits}; - DataPosInt += SrcSamplesDone; + DataPosInt += static_cast<int>(DataPosFrac>>MixerFracBits); DataPosFrac &= MixerFracMask; uint buffers_done{0u}; @@ -1099,8 +1099,8 @@ void Voice::mix(const State vstate, ContextBase *Context, const nanoseconds devi const uint blocksDone{currentBlock - mCallbackBlockBase}; if(blocksDone < mNumCallbackBlocks) { - const size_t byteOffset{blocksDone*mBytesPerBlock}; - const size_t byteEnd{mNumCallbackBlocks*mBytesPerBlock}; + const size_t byteOffset{blocksDone*size_t{mBytesPerBlock}}; + const size_t byteEnd{mNumCallbackBlocks*size_t{mBytesPerBlock}}; std::byte *data{BufferListItem->mSamples}; std::copy(data+byteOffset, data+byteEnd, data); mNumCallbackBlocks -= blocksDone; @@ -1120,7 +1120,7 @@ void Voice::mix(const State vstate, ContextBase *Context, const nanoseconds devi if(BufferListItem->mSampleLen > static_cast<uint>(DataPosInt)) break; - DataPosInt -= BufferListItem->mSampleLen; + DataPosInt -= static_cast<int>(BufferListItem->mSampleLen); ++buffers_done; BufferListItem = BufferListItem->mNext.load(std::memory_order_relaxed); |