hvirtual/cinelerra/vrender.h

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#ifndef VRENDER_H
#define VRENDER_H

#include "commonrender.h"
#include "edit.inc"
#include "guicast.h"
#include "mwindow.inc"
#include "overlayframe.inc"
#include "renderengine.inc"
#include "vframe.inc"


class VRender : public CommonRender
{
public:
        VRender(RenderEngine *renderengine);
        VRender(MWindow *mwindow, RenderEngine *renderengine);
        ~VRender();

        VirtualConsole* new_vconsole_object();
        int get_total_tracks();
        Module* new_module(Track *track);

// set up and start thread
        int arm_playback(int64_t current_position,
                                int64_t input_length, 
                                int64_t module_render_fragment, 
                                int64_t playback_buffer, 
                                int track_w,
                                int track_h,
                                int output_w,
                                int output_h);

        void run();
        int wait_for_startup();

        int start_playback();     // start the thread

// get data type for certain commonrender routines
        int get_datatype();

// process frames to put in buffer_out
        int process_buffer(VFrame *video_out, 
                int64_t input_position, 
                int last_buffer);
// load an array of buffers for each track to send to the thread
        int process_buffer(int64_t input_position);
// Flash the output on the display
        int flash_output();
// Determine if data can be copied directly from the file to the output device.
        void get_render_strategy(Edit* &playable_edit, 
                int &colormodel, 
                int &use_vconsole,
                int64_t position);


        int get_use_vconsole(Edit* &playable_edit, 
                int64_t position,
                int &get_use_vconsole);
        int get_colormodel(Edit* &playable_edit, 
                int use_vconsole,
                int use_brender);
        int insert_timecode(Edit* &playable_edit,
                int64_t position,
                VFrame *output);

        int64_t tounits(double position, int round);
        double fromunits(int64_t position);

// frames since start of playback
        int64_t session_frame;           

// console dimensions
        int track_w, track_h;    
// video device dimensions
        int output_w, output_h;    
// frames to send to console fragment
        int64_t vmodule_render_fragment;    
// frames to send to video device (1)
        int64_t playback_buffer;            
// Output frame
        VFrame *video_out;
// Byte offset of video_out
        int64_t output_offset;

// Temp frame for VModule loading
        VFrame *input_temp;
// Temp frame for VModule transitions
        VFrame *transition_temp;
// Engine for camera and projector automation
        OverlayFrame *overlayer;


        
// Total number of frames to render for transitions
        int64_t source_length;  

// Flag first frame to unlock audio
        int first_frame;

private:
        int init_device_buffers();
        Timer timer;

// for getting actual framerate
        int64_t framerate_counter;
        Timer framerate_timer;
        int render_strategy;
};




#endif

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