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-rw-r--r--al/state.cpp7
-rw-r--r--alc/alu.cpp8
-rw-r--r--alc/alu.h2
-rw-r--r--alc/converter.cpp4
-rw-r--r--alc/mixvoice.cpp7
-rw-r--r--alsoftrc.sample6
-rw-r--r--utils/alsoft-config/mainwindow.cpp2
7 files changed, 26 insertions, 10 deletions
diff --git a/al/state.cpp b/al/state.cpp
index 8f456ed3..d426f022 100644
--- a/al/state.cpp
+++ b/al/state.cpp
@@ -63,7 +63,9 @@ constexpr ALchar alErrOutOfMemory[] = "Out of Memory";
constexpr ALchar alPointResampler[] = "Nearest";
constexpr ALchar alLinearResampler[] = "Linear";
constexpr ALchar alCubicResampler[] = "Cubic";
+constexpr ALchar alFastBSinc12Resampler[] = "11th order Sinc (fast)";
constexpr ALchar alBSinc12Resampler[] = "11th order Sinc";
+constexpr ALchar alFastBSinc24Resampler[] = "23rd order Sinc (fast)";
constexpr ALchar alBSinc24Resampler[] = "23rd order Sinc";
} // namespace
@@ -798,8 +800,9 @@ START_API_FUNC
{
const char *ResamplerNames[] = {
alPointResampler, alLinearResampler,
- alCubicResampler, alBSinc12Resampler,
- alBSinc24Resampler,
+ alCubicResampler, alFastBSinc12Resampler,
+ alBSinc12Resampler, alFastBSinc24Resampler,
+ alBSinc24Resampler
};
static_assert(al::size(ResamplerNames) == static_cast<ALuint>(Resampler::Max)+1,
"Incorrect ResamplerNames list");
diff --git a/alc/alu.cpp b/alc/alu.cpp
index 86d2789e..5df1c3a2 100644
--- a/alc/alu.cpp
+++ b/alc/alu.cpp
@@ -947,9 +947,9 @@ void CalcNonAttnSourceParams(ALvoice *voice, const ALvoicePropsBase *props, cons
voice->mStep = MAX_PITCH<<FRACTIONBITS;
else
voice->mStep = maxu(fastf2u(Pitch * FRACTIONONE), 1);
- if(props->mResampler == Resampler::BSinc24)
+ if(props->mResampler == Resampler::BSinc24 || props->mResampler == Resampler::FastBSinc24)
BsincPrepare(voice->mStep, &voice->mResampleState.bsinc, &bsinc24);
- else if(props->mResampler == Resampler::BSinc12)
+ else if(props->mResampler == Resampler::BSinc12 || props->mResampler == Resampler::FastBSinc12)
BsincPrepare(voice->mStep, &voice->mResampleState.bsinc, &bsinc12);
voice->mResampler = SelectResampler(props->mResampler, voice->mStep);
@@ -1277,9 +1277,9 @@ void CalcAttnSourceParams(ALvoice *voice, const ALvoicePropsBase *props, const A
voice->mStep = MAX_PITCH<<FRACTIONBITS;
else
voice->mStep = maxu(fastf2u(Pitch * FRACTIONONE), 1);
- if(props->mResampler == Resampler::BSinc24)
+ if(props->mResampler == Resampler::BSinc24 || props->mResampler == Resampler::FastBSinc24)
BsincPrepare(voice->mStep, &voice->mResampleState.bsinc, &bsinc24);
- else if(props->mResampler == Resampler::BSinc12)
+ else if(props->mResampler == Resampler::BSinc12 || props->mResampler == Resampler::FastBSinc12)
BsincPrepare(voice->mStep, &voice->mResampleState.bsinc, &bsinc12);
voice->mResampler = SelectResampler(props->mResampler, voice->mStep);
diff --git a/alc/alu.h b/alc/alu.h
index e9858ddb..e2b25556 100644
--- a/alc/alu.h
+++ b/alc/alu.h
@@ -46,7 +46,9 @@ enum class Resampler {
Point,
Linear,
Cubic,
+ FastBSinc12,
BSinc12,
+ FastBSinc24,
BSinc24,
Max = BSinc24
diff --git a/alc/converter.cpp b/alc/converter.cpp
index b0efb839..aff1c353 100644
--- a/alc/converter.cpp
+++ b/alc/converter.cpp
@@ -167,9 +167,9 @@ SampleConverterPtr CreateSampleConverter(DevFmtType srcType, DevFmtType dstType,
converter->mResample = Resample_<CopyTag,CTag>;
else
{
- if(resampler == Resampler::BSinc24)
+ if(resampler == Resampler::BSinc24 || resampler == Resampler::FastBSinc24)
BsincPrepare(converter->mIncrement, &converter->mState.bsinc, &bsinc24);
- else if(resampler == Resampler::BSinc12)
+ else if(resampler == Resampler::BSinc12 || resampler == Resampler::FastBSinc12)
BsincPrepare(converter->mIncrement, &converter->mState.bsinc, &bsinc12);
converter->mResample = SelectResampler(resampler, converter->mIncrement);
}
diff --git a/alc/mixvoice.cpp b/alc/mixvoice.cpp
index 58a08ce3..e9e0d8df 100644
--- a/alc/mixvoice.cpp
+++ b/alc/mixvoice.cpp
@@ -161,6 +161,9 @@ ResamplerFunc SelectResampler(Resampler resampler, ALuint increment)
case Resampler::BSinc24:
if(increment <= FRACTIONONE)
{
+ /* fall-through */
+ case Resampler::FastBSinc12:
+ case Resampler::FastBSinc24:
#ifdef HAVE_NEON
if((CPUCapFlags&CPU_CAP_NEON))
return Resample_<FastBSincTag,NEONTag>;
@@ -191,7 +194,7 @@ void aluInitMixer()
if(auto resopt = ConfigValueStr(nullptr, nullptr, "resampler"))
{
struct ResamplerEntry {
- const char name[12];
+ const char name[16];
const Resampler resampler;
};
constexpr ResamplerEntry ResamplerList[]{
@@ -199,7 +202,9 @@ void aluInitMixer()
{ "point", Resampler::Point },
{ "cubic", Resampler::Cubic },
{ "bsinc12", Resampler::BSinc12 },
+ { "fast_bsinc12", Resampler::FastBSinc12 },
{ "bsinc24", Resampler::BSinc24 },
+ { "fast_bsinc24", Resampler::FastBSinc24 },
};
const char *str{resopt->c_str()};
diff --git a/alsoftrc.sample b/alsoftrc.sample
index 7cb780a3..de3ab6f3 100644
--- a/alsoftrc.sample
+++ b/alsoftrc.sample
@@ -161,14 +161,18 @@
#cf_level = 0
## resampler: (global)
-# Selects the resampler used when mixing sources. Valid values are:
+# Selects the default resampler used when mixing sources. Valid values are:
# point - nearest sample, no interpolation
# linear - extrapolates samples using a linear slope between samples
# cubic - extrapolates samples using a Catmull-Rom spline
# bsinc12 - extrapolates samples using a band-limited Sinc filter (varying
# between 12 and 24 points, with anti-aliasing)
+# fast_bsinc12 - same as bsinc12, except without interpolation between down-
+# sampling scales
# bsinc24 - extrapolates samples using a band-limited Sinc filter (varying
# between 24 and 48 points, with anti-aliasing)
+# fast_bsinc24 - same as bsinc24, except without interpolation between down-
+# sampling scales
#resampler = linear
## rt-prio: (global)
diff --git a/utils/alsoft-config/mainwindow.cpp b/utils/alsoft-config/mainwindow.cpp
index 7e5159cf..f4f5fd45 100644
--- a/utils/alsoft-config/mainwindow.cpp
+++ b/utils/alsoft-config/mainwindow.cpp
@@ -101,7 +101,9 @@ static const struct NameValuePair {
{ "Linear", "linear" },
{ "Default (Linear)", "" },
{ "Cubic Spline", "cubic" },
+ { "11th order Sinc (fast)", "fast_bsinc12" },
{ "11th order Sinc", "bsinc12" },
+ { "23rd order Sinc (fast)", "fast_bsinc24" },
{ "23rd order Sinc", "bsinc24" },
{ "", "" }
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-28 22:27:36 +0000