musiclrcparser.h

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#ifndef MUSICLRCPARSER_H
#define MUSICLRCPARSER_H

/***************************************************************************
 * This file is part of the TTK Music Player project
 * Copyright (C) 2015 - 2026 Greedysky Studio

 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.

 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.

 * You should have received a copy of the GNU General Public License along
 * with this program; If not, see <http://www.gnu.org/licenses/>.
 ***************************************************************************/

#include "musicglobaldefine.h"

class TTK_MODULE_EXPORT MusicLrcFromInterface
{
public:
    virtual ~MusicLrcFromInterface() = default;

    virtual bool decode(const QString &input) = 0;
    const QByteArray &data() const noexcept;

protected:
    QByteArray m_data;

};


class TTK_MODULE_EXPORT MusicLrcFromPlain : public MusicLrcFromInterface
{
public:
    virtual bool decode(const QString &input) override final;

};


class TTK_MODULE_EXPORT MusicLrcFromKrc : public MusicLrcFromInterface
{
public:
    MusicLrcFromKrc();
    ~MusicLrcFromKrc();

    virtual bool decode(const QString &input) override final;
    bool decode(const QString &input, const QString &output);

protected:
    int sncasecmp(const char *s1, const char *s2, size_t n);
    int decompression(uchar *src, size_t srcsize, size_t *dstsize);
    int isfilter(const char *tok);
    void createLrc(uchar *lrc, int lrclen);

    uchar *m_resultBytes;

};


class TTK_MODULE_EXPORT MusicLrcFromQrc : public MusicLrcFromInterface
{
public:
    virtual bool decode(const QString &input) override final;

};


class TTK_MODULE_EXPORT MusicLrcFromTrc : public MusicLrcFromInterface
{
public:
    virtual bool decode(const QString &input) override final;

};


class TTK_MODULE_EXPORT MusicLrcFromYrc : public MusicLrcFromInterface
{
public:
    virtual bool decode(const QString &input) override final;

};

#endif // MUSICLRCPARSER_H