split rpcs3 and hle libraries

merge rpcs3 utilities

rpcs3/Emu/Audio/audio_resampler.cpp

@@ -0,0 +1,55 @@
+#include "stdafx.h"
+#include "Emu/Audio/audio_resampler.h"
+#include <algorithm>
+
+audio_resampler::audio_resampler()
+{
+	resampler.setSetting(SETTING_SEQUENCE_MS, 20);  // Resampler frame size (reduce latency at cost of slight sound quality degradation)
+	resampler.setSetting(SETTING_USE_QUICKSEEK, 1); // Use fast quick seeking algorithm (substantally reduces computation time)
+}
+
+audio_resampler::~audio_resampler()
+{
+}
+
+void audio_resampler::set_params(AudioChannelCnt ch_cnt, AudioFreq freq)
+{
+	flush();
+	resampler.setChannels(static_cast<u32>(ch_cnt));
+	resampler.setSampleRate(static_cast<u32>(freq));
+}
+
+f64 audio_resampler::set_tempo(f64 new_tempo)
+{
+	new_tempo = std::clamp(new_tempo, RESAMPLER_MIN_FREQ_VAL, RESAMPLER_MAX_FREQ_VAL);
+	resampler.setTempo(new_tempo);
+	return new_tempo;
+}
+
+void audio_resampler::put_samples(const f32* buf, u32 sample_cnt)
+{
+	resampler.putSamples(buf, sample_cnt);
+}
+
+std::pair<f32* /* buffer */, u32 /* samples */> audio_resampler::get_samples(u32 sample_cnt)
+{
+	// NOTE: Make sure to get the buffer first because receiveSamples advances its position internally
+	//       and std::make_pair evaluates the second parameter first...
+	f32* const buf = resampler.bufBegin();
+	return std::make_pair(buf, resampler.receiveSamples(sample_cnt));
+}
+
+u32 audio_resampler::samples_available() const
+{
+	return resampler.numSamples();
+}
+
+f64 audio_resampler::get_resample_ratio()
+{
+	return resampler.getInputOutputSampleRatio();
+}
+
+void audio_resampler::flush()
+{
+	resampler.clear();
+}