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AudioCore: Implement time stretcher (#1737)

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* AudioCore: Implement time stretcher

* fixup! AudioCore: Implement time stretcher

* fixup! fixup! AudioCore: Implement time stretcher

* fixup! fixup! fixup! AudioCore: Implement time stretcher

* fixup! fixup! fixup! fixup! AudioCore: Implement time stretcher

* fixup! fixup! fixup! fixup! fixup! AudioCore: Implement time stretcher
This commit is contained in:
Maribel 2016-05-15 03:04:03 +01:00 • committed by bunnei
parent d299f7ed28
commit 6f6af6928f
4 changed files with 219 additions and 0 deletions
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16
src/audio_core/hle/dsp.cpp
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@ -9,6 +9,7 @@
#include "audio_core/hle/pipe.h"
#include "audio_core/hle/source.h"
#include "audio_core/sink.h"
#include "audio_core/time_stretch.h"
namespace DSP {
namespace HLE {
@ -48,15 +49,29 @@ static std::array<Source, num_sources> sources = {
};
static std::unique_ptr<AudioCore::Sink> sink;
static AudioCore::TimeStretcher time_stretcher;
void Init() {
DSP::HLE::ResetPipes();
for (auto& source : sources) {
source.Reset();
}
time_stretcher.Reset();
if (sink) {
time_stretcher.SetOutputSampleRate(sink->GetNativeSampleRate());
}
}
void Shutdown() {
time_stretcher.Flush();
while (true) {
std::vector<s16> residual_audio = time_stretcher.Process(sink->SamplesInQueue());
if (residual_audio.empty())
break;
sink->EnqueueSamples(residual_audio);
}
}
bool Tick() {
@ -77,6 +92,7 @@ bool Tick() {
void SetSink(std::unique_ptr<AudioCore::Sink> sink_) {
sink = std::move(sink_);
time_stretcher.SetOutputSampleRate(sink->GetNativeSampleRate());
}
} // namespace HLE