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audio_core: remove time stretcher

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Also drop the SoundTouch dependency
This commit is contained in:
Andrea Pappacoda 2022-04-01 19:54:58 +02:00
parent 922f189a59
commit 04380c99e8
9 changed files with 3 additions and 144 deletions
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25
src/audio_core/cubeb_sink.cpp
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@ -7,7 +7,6 @@
#include <cstring>
#include "audio_core/cubeb_sink.h"
#include "audio_core/stream.h"
#include "audio_core/time_stretch.h"
#include "common/assert.h"
#include "common/logging/log.h"
#include "common/ring_buffer.h"
@ -23,8 +22,7 @@ class CubebSinkStream final : public SinkStream {
public:
CubebSinkStream(cubeb* ctx_, u32 sample_rate, u32 num_channels_, cubeb_devid output_device,
const std::string& name)
: ctx{ctx_}, num_channels{std::min(num_channels_, 6u)}, time_stretch{sample_rate,
num_channels} {
: ctx{ctx_}, num_channels{std::min(num_channels_, 6u)} {
cubeb_stream_params params{};
params.rate = sample_rate;
@ -131,7 +129,6 @@ private:
Common::RingBuffer<s16, 0x10000> queue;
std::array<s16, 2> last_frame{};
std::atomic<bool> should_flush{};
TimeStretcher time_stretch;
static long DataCallback(cubeb_stream* stream, void* user_data, const void* input_buffer,
void* output_buffer, long num_frames);
@ -205,25 +202,7 @@ long CubebSinkStream::DataCallback([[maybe_unused]] cubeb_stream* stream, void*
const std::size_t num_channels = impl->GetNumChannels();
const std::size_t samples_to_write = num_channels * num_frames;
std::size_t samples_written;
/*
if (Settings::values.enable_audio_stretching.GetValue()) {
const std::vector<s16> in{impl->queue.Pop()};
const std::size_t num_in{in.size() / num_channels};
s16* const out{reinterpret_cast<s16*>(buffer)};
const std::size_t out_frames =
impl->time_stretch.Process(in.data(), num_in, out, num_frames);
samples_written = out_frames * num_channels;
if (impl->should_flush) {
impl->time_stretch.Flush();
impl->should_flush = false;
}
} else {
samples_written = impl->queue.Pop(buffer, samples_to_write);
}*/
samples_written = impl->queue.Pop(buffer, samples_to_write);
const std::size_t samples_written = impl->queue.Pop(buffer, samples_to_write);
if (samples_written >= num_channels) {
std::memcpy(&impl->last_frame[0], buffer + (samples_written - num_channels) * sizeof(s16),