mythaverror.h

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/*
 *  Copyright (c) David Hampton 2020
 *
 *   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 2 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, write to the Free Software
 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
 */
 
#ifndef MYTHAVERROR_H
#define MYTHAVERROR_H
 
#include <string>
#include "mythexp.h"
 
extern "C" {
#include "libavcodec/avcodec.h"
#include "libavutil/error.h"
}
 
// MythAVFrame moved from mythavutil, original copyright
//  Created by Jean-Yves Avenard on 7/06/2014.
//  Copyright (c) 2014 Bubblestuff Pty Ltd. All rights reserved.
//
 
class MPUBLIC MythAVFrame
{
  public:
    MythAVFrame(void)
    {
        m_frame = av_frame_alloc();
    }
    ~MythAVFrame(void)
    {
        av_frame_free(&m_frame);
    }
    bool operator !() const
    {
        return m_frame == nullptr;
    }
    AVFrame* operator->() const
    {
        return m_frame;
    }
    AVFrame& operator*() const
    {
        return *m_frame;
    }
    operator AVFrame*() const
    {
        return m_frame;
    }
    operator const AVFrame*() const
    {
        return m_frame;
    }
 
  private:
    AVFrame *m_frame {nullptr};
};
 
MPUBLIC int av_strerror_stdstring (int errnum, std::string &errbuf);
MPUBLIC char *av_make_error_stdstring(std::string &errbuf, int errnum);
 
#endif // MYTHAVERROR_H