diff options
Diffstat (limited to 'Alc')
| -rw-r--r-- | Alc/bformatdec.cpp | 25 | ||||
| -rw-r--r-- | Alc/bformatdec.h | 9 |
2 files changed, 18 insertions, 16 deletions
diff --git a/Alc/bformatdec.cpp b/Alc/bformatdec.cpp index e9ff2b76..b22784c1 100644 --- a/Alc/bformatdec.cpp +++ b/Alc/bformatdec.cpp @@ -278,8 +278,9 @@ void BFormatDec::upSample(ALfloat (*RESTRICT OutBuffer)[BUFFERSIZE], const ALflo void AmbiUpsampler::reset(const ALCdevice *device) { - mXOver[0].init(400.0f / (float)device->Frequency); - std::fill(std::begin(mXOver)+1, std::end(mXOver), mXOver[0]); + mInput[0].XOver.init(400.0f / (float)device->Frequency); + for(auto input = std::begin(mInput)+1;input != std::end(mInput);++input) + input->XOver = mInput[0].XOver; ALfloat encgains[8][MAX_OUTPUT_CHANNELS]; for(size_t k{0u};k < COUNTOF(Ambi3DPoints);k++) @@ -299,30 +300,30 @@ void AmbiUpsampler::reset(const ALCdevice *device) (device->Dry.NumChannels > 9) ? 3 : (device->Dry.NumChannels > 4) ? 2 : 1 ); - mGains.fill({}); for(ALsizei i{0};i < 4;i++) { + mInput[i].Gains.fill({}); const ALdouble hfscale = static_cast<ALdouble>(Ambi3DDecoderHFScale[i]) / hfscales[i]; for(ALsizei j{0};j < device->Dry.NumChannels;j++) { ALdouble gain{0.0}; for(size_t k{0u};k < COUNTOF(Ambi3DDecoder);k++) gain += (ALdouble)Ambi3DDecoder[k][i] * encgains[k][j]; - mGains[i][HF_BAND][j] = (ALfloat)(gain * hfscale); - mGains[i][LF_BAND][j] = (ALfloat)gain; + mInput[i].Gains[HF_BAND][j] = (ALfloat)(gain * hfscale); + mInput[i].Gains[LF_BAND][j] = (ALfloat)gain; } } } -void AmbiUpsampler::process(ALfloat (*RESTRICT OutBuffer)[BUFFERSIZE], const ALsizei OutChannels, const ALfloat (*RESTRICT InSamples)[BUFFERSIZE], const ALsizei SamplesToDo) +void AmbiUpsampler::process(ALfloat (*OutBuffer)[BUFFERSIZE], const ALsizei OutChannels, const ALfloat (*InSamples)[BUFFERSIZE], const ALsizei SamplesToDo) { - for(ALsizei i{0};i < 4;i++) + for(auto input = std::begin(mInput);input != std::end(mInput);++input) { - mXOver[i].process(mSamples[HF_BAND], mSamples[LF_BAND], InSamples[i], SamplesToDo); + input->XOver.process(mSamples[HF_BAND], mSamples[LF_BAND], *(InSamples++), SamplesToDo); - MixSamples(mSamples[HF_BAND], OutChannels, OutBuffer, mGains[i][HF_BAND].data(), - mGains[i][HF_BAND].data(), 0, 0, SamplesToDo); - MixSamples(mSamples[LF_BAND], OutChannels, OutBuffer, mGains[i][LF_BAND].data(), - mGains[i][LF_BAND].data(), 0, 0, SamplesToDo); + MixSamples(mSamples[HF_BAND], OutChannels, OutBuffer, input->Gains[HF_BAND].data(), + input->Gains[HF_BAND].data(), 0, 0, SamplesToDo); + MixSamples(mSamples[LF_BAND], OutChannels, OutBuffer, input->Gains[LF_BAND].data(), + input->Gains[LF_BAND].data(), 0, 0, SamplesToDo); } } diff --git a/Alc/bformatdec.h b/Alc/bformatdec.h index b5824545..ba6ceaa2 100644 --- a/Alc/bformatdec.h +++ b/Alc/bformatdec.h @@ -62,13 +62,14 @@ public: private: alignas(16) ALfloat mSamples[sNumBands][BUFFERSIZE]; - BandSplitter mXOver[4]; - - std::array<std::array<std::array<ALfloat,MAX_OUTPUT_CHANNELS>,sNumBands>,4> mGains; + struct { + BandSplitter XOver; + std::array<std::array<ALfloat,MAX_OUTPUT_CHANNELS>,sNumBands> Gains; + } mInput[4]; public: void reset(const ALCdevice *device); - void process(ALfloat (*RESTRICT OutBuffer)[BUFFERSIZE], const ALsizei OutChannels, const ALfloat (*RESTRICT InSamples)[BUFFERSIZE], const ALsizei SamplesToDo); + void process(ALfloat (*OutBuffer)[BUFFERSIZE], const ALsizei OutChannels, const ALfloat (*InSamples)[BUFFERSIZE], const ALsizei SamplesToDo); DEF_NEWDEL(AmbiUpsampler) }; |