vlc_video.h

/*******************************************************************************
* Copyright © 2013-2014, Sergey Radionov <rsatom_gmail.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*   1. Redistributions of source code must retain the above copyright notice,
*      this list of conditions and the following disclaimer.
*   2. Redistributions in binary form must reproduce the above copyright notice,
*      this list of conditions and the following disclaimer in the documentation
*      and/or other materials provided with the distribution.

* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*******************************************************************************/

#pragma once

#include "vlc_basic_player.h"

namespace vlc
{
    class video
    {
    public:
        video( vlc::basic_player& player );

        unsigned track_count();

        //can return -1 if there is no active video track
        int get_track();
        void set_track( unsigned );

        bool has_vout();

        std::string get_aspect();
        void set_aspect( const std::string& );

        std::string get_crop();
        void set_crop( const std::string& );

        float get_contrast()
            { return get_ajust_filter_var( libvlc_adjust_Contrast, 1.0f ); }
        void set_contrast( float val )
            { set_ajust_filter_var( libvlc_adjust_Contrast, val ); }

        float get_brightness()
            { return get_ajust_filter_var( libvlc_adjust_Brightness, 1.0f ); }
        void set_brightness( float val )
            { set_ajust_filter_var( libvlc_adjust_Brightness, val ); }

        int get_hue()
            { return get_ajust_filter_var( libvlc_adjust_Hue, 0 ); }
        void set_hue( int val )
            { set_ajust_filter_var( libvlc_adjust_Hue, val ); }

        float get_saturation()
            { return get_ajust_filter_var( libvlc_adjust_Saturation, 1.0f ); }
        void set_saturation( float val )
            { set_ajust_filter_var( libvlc_adjust_Saturation, val ); }

        float get_gamma()
            { return get_ajust_filter_var( libvlc_adjust_Gamma, 1.0f ); }
        void set_gamma( float val )
            { set_ajust_filter_var( libvlc_adjust_Gamma, val ); }

    private:
        float get_ajust_filter_var( libvlc_video_adjust_option_t option, float def_v );
        void set_ajust_filter_var( libvlc_video_adjust_option_t option, float val );

        int get_ajust_filter_var( libvlc_video_adjust_option_t option, int def_v );
        void set_ajust_filter_var( libvlc_video_adjust_option_t option, int val );

    private:
        vlc::basic_player& _player;
    };
}