video_monitor.h

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/*
    Copyright (C) 2010 Paul Davis
    Author: Robin Gareus <robin@gareus.org>

    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., 675 Mass Ave, Cambridge, MA 02139, USA.

*/
#ifndef __ardour_video_monitor_h__
#define __ardour_video_monitor_h__

#include <string>

#include "ardour/ardour.h"
#include "ardour/types.h"
#include "ardour/session.h"
#include "ardour/session_handle.h"
#include "ardour/system_exec.h"

namespace ARDOUR {
        class Session;
}
class PublicEditor;

enum XJSettingOptions {
        XJ_WINDOW_SIZE = 1,
        XJ_WINDOW_POS = 2,
        XJ_WINDOW_ONTOP = 4,
        XJ_LETTERBOX = 8,
        XJ_OSD = 16,
        XJ_OFFSET = 32,
        XJ_FULLSCREEN = 64,
};

class VideoMonitor : public sigc::trackable , public ARDOUR::SessionHandlePtr, public PBD::ScopedConnectionList
{
        public:
        VideoMonitor (PublicEditor*, std::string);
        virtual ~VideoMonitor ();

        void set_filename (std::string filename);
        void set_fps (float f) {fps = f;}
        bool is_started ();
        bool start ();
        void quit ();
        void open (std::string);

        void set_session (ARDOUR::Session *s);
        void save_session ();
        void query_full_state (bool);
        bool set_custom_setting (const std::string, const std::string);
        const std::string get_custom_setting (const std::string);
        void restore_settings_mask (int i)  { _restore_settings_mask = i;}
        int restore_settings_mask () const { return _restore_settings_mask;}

        void set_offset (ARDOUR::frameoffset_t);
        void manual_seek (ARDOUR::framepos_t, bool, ARDOUR::frameoffset_t);
        void srsupdate ();
        void querystate ();
        bool synced_by_manual_seeks() { return sync_by_manual_seek; }

        sigc::signal<void> Terminated;
        PBD::Signal1<void,std::string> UiState;
        void send_cmd (int what, int param);

#if 1
        void set_debug (bool onoff) { debug_enable = onoff; }
#endif

        protected:
        PublicEditor *editor;
        ARDOUR::SystemExec *process;
        float fps;
        void parse_output (std::string d, size_t s);
        void terminated ();
        void forward_keyevent (unsigned int);

        void parameter_changed (std::string const & p);

        typedef std::map<std::string,std::string> XJSettings;

        int _restore_settings_mask;
        bool skip_setting(std::string);
        XJSettings xjadeo_settings;

        void xjadeo_sync_setup ();
        ARDOUR::framepos_t manually_seeked_frame;
        ARDOUR::frameoffset_t video_offset;
        bool sync_by_manual_seek;
        sigc::connection clock_connection;
        sigc::connection state_connection;
        int state_clk_divide;
        int starting;
        int knownstate;
        int osdmode;

        PBD::Signal1<void, unsigned int> XJKeyEvent;
#if 1
        bool debug_enable;
#endif
};

#endif /* __ardour_video_monitor_h__ */