Скачать с ютуб How to animate GPS Tracks using QGIS в хорошем качестве

How to animate GPS Tracks using QGIS

Animating GPS tracks in QGIS is an effective way to visualize spatial movement over time. To begin, ensure that your GPS data includes time information, such as timestamps in the ISO 8601 format (YYYY-MM-DD HH:MM:SS), along with spatial coordinates in a suitable projection like WGS84 (EPSG:4326). You can load your GPS data into QGIS if it's in a compatible format such as GPX, CSV, or GeoJSON. Once your data is ready, open QGIS and load the GPS tracks using Layer then Add Layer then Add Vector Layer. Verify that the time field is correctly recognized by checking Layer Properties then Fields. Next, enable the Temporal Controller by going to View then Panels and selecting it. Then, open the layer's properties, navigate to the Temporal tab, and enable the temporal properties. Configure the time settings by assigning your timestamp column as the start and end time field and choose an accumulation mode, such as "No Accumulation" for point-by-point display or "Cumulative" to show the full trail over time. To make your animation visually engaging, style your layer. For point data, you can adjust size or color to highlight changes, while line data can use graduated colors based on attributes like time or speed. Advanced visualizations can be achieved using data-defined styling, which allows dynamic changes to colors or sizes as the animation progresses. With the temporal settings configured, set up your animation using the Temporal Controller panel. Define the time range to match your data and adjust the time step (e.g., seconds, minutes, or hours) for the animation. Preview the animation by playing it within the Temporal Controller. When satisfied with the animation, export it using Project then Import/Export then Export Animation. Choose your output format, such as MP4, AVI, or a sequence of PNG images, and set the frame rate to control the animation speed. Ensure the temporal extent matches your data range before saving the file. For the best results, simplify dense GPS data using the Simplify tool in the Processing Toolbox to improve performance. Adding a basemap using plugins like QuickMapServices can provide geographical context. If you are working with multiple GPS tracks, you can style them distinctly or organize them in groups. By following these steps, you can create a compelling animation of GPS tracks in QGIS, showcasing movement over time in a visually engaging way. description used to display every 5th point from the original track if(@id % 5 = 0, $geometry, NULL) Love of All by Twin Musicom is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/...