resampler.h

// SPDX-FileCopyrightText: © 2023-2025 Alexandros Theodotou <alex@zrythm.org>
// SPDX-License-Identifier: LicenseRef-ZrythmLicense
 
#pragma once
 
#include "zrythm-config.h"
 
#include "utils/audio.h"
#include "utils/types.h"


class Resampler
{
public:
  enum class Quality
  {
    Quick,
    Low,
    Medium,
    High,
    VeryHigh,
  };

  Resampler (
    const zrythm::utils::audio::AudioBuffer &in_frames,
    const double                             input_rate,
    const double                             output_rate,
    const Quality                            quality,
    size_t                                   block_size = 1024);
 
  ~Resampler ();

  void process ();

  bool is_done () const;

  zrythm::utils::audio::AudioBuffer get_out_frames () const;
 
private:
  class Impl;
  std::unique_ptr<Impl> pimpl_;
};