cfo_decoder.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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/>.
 *
 */

#ifndef CHEWY_VIDEO_CFO_DECODER_H
#define CHEWY_VIDEO_CFO_DECODER_H

#include "graphics/surface.h"
#include "video/flic_decoder.h"

namespace Chewy {

#define MAX_SOUND_EFFECTS 14

class Sound;

// A FLIC decoder, with a modified header and additional custom frames
class CfoDecoder : public Video::FlicDecoder {
public:
    CfoDecoder(Sound *sound, bool disposeMusic) : Video::FlicDecoder(), _sound(sound), _disposeMusic(disposeMusic) {}
    ~CfoDecoder() override {}

    bool loadStream(Common::SeekableReadStream *stream) override;

private:
    Sound *_sound;
    bool _disposeMusic;

    class CfoVideoTrack : public Video::FlicDecoder::FlicVideoTrack {
    public:
        CfoVideoTrack(Common::SeekableReadStream *stream, uint16 frameCount, uint16 width, uint16 height, Sound *sound, bool disposeMusic);
        ~CfoVideoTrack() override;

        void readHeader() override;

        const Graphics::Surface *decodeNextFrame() override;

    private:
        void handleFrame() override;
        void handleCustomFrame();
        void fadeOut();

        Sound *_sound;
        bool _disposeMusic;

        uint8 *_soundEffects[MAX_SOUND_EFFECTS];
        uint32 _soundEffectSize[MAX_SOUND_EFFECTS];
        uint8 *_musicData;
        uint32 _musicSize;

        uint8 _sfxBalances[MAX_SOUND_EFFECTS];
        uint8 _sfxGlobalVolume;
        uint8 _musicVolume;
    };
};

} // End of namespace Chewy

#endif