movieimporter.h

/*
 
Pencil2D - Traditional Animation Software
Copyright (C) 2005-2007 Patrick Corrieri & Pascal Naidon
Copyright (C) 2012-2020 Matthew Chiawen Chang
 
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; version 2 of the License.
 
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.
 
*/
#ifndef MOVIEIMPORTER_H
#define MOVIEIMPORTER_H
 
#include "pencilerror.h"
 
#include <QObject>
#include <functional>
#include "filetype.h"
 
class Editor;
class QTemporaryDir;
 
class MovieImporter : public QObject
{
    Q_OBJECT
public:
    MovieImporter(QObject* parent);
    virtual ~MovieImporter();
 
    void setCore(Editor* editor) { mEditor = editor; }
 
    Status estimateFrames(const QString& filePath, int fps, int* frameEstimate);
 
    Status run(const QString& filePath, int fps, FileType type,
               std::function<void(int)> progress,
               std::function<void(QString)> progressMessage,
               std::function<bool()> askPermission);
 
    void cancel() { mCanceled = true; }
 
private:
 
    Status verifyFFmpegExists();
    Status importMovieVideo(const QString& filePath, int fps, int frameEstimate,
                            std::function<bool(int)> progress,
                            std::function<void(QString)> progressMessage);
    Status importMovieAudio(const QString& filePath, std::function<bool(int)> progress);
 
    Status generateFrames(std::function<bool(int)> progress);
 
    Editor* mEditor = nullptr;
 
    QTemporaryDir* mTempDir = nullptr;
 
    bool mCanceled = false;
};
 
#endif // MOVIEIMPORTER_H