makevideo.ssc

// from https://beltoforion.de/en/stellarium_video/
// marked as public domain

// Author: Ingo Berg
// Version: 1.0
// License: Public Domain

param_az = 90
param_alt = 25
param_lat = 50.911944
param_long = 13.34277
param_title = "Look at all the Stars!"
param_date = "2018-09-25T18:02:22"
param_timespan = 2.0
param_fov = 70
param_dt=30

// Parameter Description
//param_lat	The latitude of the observation location
//param_long	The longitude of the observation location
//param_title	The title of the animation
//param_date	The day and time of the simulation. Must be in the format: "2018-09-25T18:02:22"
//param_timespan	The total time span of the simulation in hours
//param_fov	The field of view in degrees
//param_dt	Simulated time difference between two successive frames in seconds


function makeVideo(date, file_prefix, caption, hours, long, lat, alt, azi)
{
    core.setDate(date, "utc");
    core.setObserverLocation(long, lat, 425, 1, "Freiberg", "Earth");
    core.wait(0.5);

    core.moveToAltAzi(alt, azi)
    core.wait(0.5);

    label = LabelMgr.labelScreen(caption, 70, 40, false, 40, "#aa0000");
    LabelMgr.setLabelShow(label, true);

    labelTime = LabelMgr.labelScreen("", 70, 90, false, 25, "#aa0000");
    LabelMgr.setLabelShow(labelTime, true);

    core.wait(0.5);

    max_sec = hours * 60 * 60
    for (var sec = 0; sec < max_sec; sec += param_dt) {
        core.setDate('+' + param_dt + ' seconds');
        LabelMgr.setLabelText(labelTime, core.getDate(""));
        core.wait(0.1);
        core.screenshot(file_prefix);
    }

    LabelMgr.deleteAllLabels();
}

core.setTimeRate(0); 
core.setGuiVisible(false);
core.setMilkyWayVisible(true);
core.setMilkyWayIntensity(4);

SolarSystem.setFlagPlanets(true);
SolarSystem.setMoonScale(6);
SolarSystem.setFlagMoonScale(true);
SolarSystem.setFontSize(25);
    
StelSkyDrawer.setAbsoluteStarScale(1.5);
StelSkyDrawer.setRelativeStarScale(1.65);

StarMgr.setFontSize(20);
StarMgr.setLabelsAmount(3);

ConstellationMgr.setFlagLines(true);
ConstellationMgr.setFlagLabels(true);
ConstellationMgr.setArtIntensity(0.1);
ConstellationMgr.setFlagArt(true);
ConstellationMgr.setFlagBoundaries(false);
ConstellationMgr.setConstellationLineThickness(3);
ConstellationMgr.setFontSize(18);

LandscapeMgr.setFlagAtmosphere(true);

StelMovementMgr.zoomTo(param_fov, 0);
core.wait(0.5);

makeVideo(param_date, "frame_", param_title, param_timespan, param_long, param_lat, param_alt, param_az)
core.setGuiVisible(true);
core.quitStellarium();