Line data    Source code

       1              : /*
       2              :  * SPDX-License-Identifier: GPL-3.0-only
       3              :  * MuseScore-CLA-applies
       4              :  *
       5              :  * MuseScore Studio
       6              :  * Music Composition & Notation
       7              :  *
       8              :  * Copyright (C) 2021 MuseScore Limited and others
       9              :  *
      10              :  * This program is free software: you can redistribute it and/or modify
      11              :  * it under the terms of the GNU General Public License version 3 as
      12              :  * published by the Free Software Foundation.
      13              :  *
      14              :  * This program is distributed in the hope that it will be useful,
      15              :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      16              :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      17              :  * GNU General Public License for more details.
      18              :  *
      19              :  * You should have received a copy of the GNU General Public License
      20              :  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
      21              :  */
      22              : 
      23              : #pragma once
      24              : 
      25              : #include <cstddef>
      26              : #include <memory>
      27              : 
      28              : #include "global/progress.h"
      29              : 
      30              : #include "audio/common/audiotypes.h"
      31              : 
      32              : namespace muse::audio::encode {
      33              : class AbstractAudioEncoder
      34              : {
      35              : public:
      36              :     AbstractAudioEncoder(const AbstractAudioEncoder&) = delete;
      37              :     AbstractAudioEncoder(AbstractAudioEncoder&&) = delete;
      38              : 
      39            0 :     virtual ~AbstractAudioEncoder() noexcept = default;
      40              : 
      41              :     AbstractAudioEncoder& operator=(const AbstractAudioEncoder&) = delete;
      42              :     AbstractAudioEncoder& operator=(AbstractAudioEncoder&&) = delete;
      43              : 
      44              :     virtual bool begin(samples_t totalSamplesNumber) = 0;
      45              :     virtual size_t encode(samples_t samplesPerChannel, const float* input) = 0;
      46              :     virtual size_t end() = 0;
      47              : 
      48            0 :     const SoundTrackFormat& format() const
      49              :     {
      50            0 :         return m_format;
      51              :     }
      52              : 
      53              :     Progress progress()
      54              :     {
      55              :         return m_progress;
      56              :     }
      57              : 
      58              : protected:
      59            0 :     explicit AbstractAudioEncoder(const SoundTrackFormat& format)
      60            0 :         : m_format(format)
      61              :     {
      62            0 :     }
      63              : 
      64              :     SoundTrackFormat m_format;
      65              :     Progress m_progress;
      66              : };
      67              : 
      68              : using AbstractAudioEncoderPtr = std::unique_ptr<AbstractAudioEncoder>;
      69              : }