transportque.h

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#ifndef TRANSPORTQUE_H
#define TRANSPORTQUE_H

#include "canvas.inc"
#include "condition.inc"
#include "edl.inc"
#include "preferences.inc"
#include "transportque.inc"

class TransportCommand
{
public:
        TransportCommand();
        ~TransportCommand();

        void reset();
// Get the direction based on the command
        int get_direction();
        float get_speed();
        void copy_from(TransportCommand *command);
        TransportCommand& operator=(TransportCommand &command);
// Get the range to play back from the EDL
        void set_playback_range(EDL *edl = 0, int use_inout = 0);

// Adjust playback range with in/out points for rendering
        void adjust_playback_range();

        int single_frame();
        EDL* get_edl();
        void delete_edl();
        void new_edl();

        int command;
        int change_type;
// lowest numbered second in playback range
        double start_position;
// highest numbered second in playback range
        double end_position;
        int infinite;
// Position used when starting playback
        double playbackstart;
// Send output to device
        int realtime;
// Use persistant starting point
        int resume;

private:
// Copied to render engines
        EDL *edl;
};

class TransportQue
{
public:
        TransportQue();
        ~TransportQue();

        int send_command(int command, 
// The change type is ORed to accumulate changes.
                int change_type, 
                EDL *new_edl,
                int realtime,
// Persistent starting point
                int resume = 0,
                int use_inout = 0);
        void update_change_type(int change_type);

        TransportCommand command;
        Condition *input_lock, *output_lock;
};

#endif

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