Question: How do I convert a cell centered variable to be nodal, or vice versa? Solution: This can be done by creating a new variable in the Specify Equations dialog (Data>Alter>Specify Equations). By using the new var location field, a new variable equal to an existing variable can be created with values stored in either location. For example, say a dataset has a cell centered variable named Velocity: To convert […]
Question: When I use FFMPEG1 to convert a bunch of pngs to a GIF, it produces an ugly GIF (see the example script below and Figure 1). How do you use FFMPEG to convert a series of .png images to a high quality GIF in Windows? Example script (creates an ugly GIF): ffmpeg.exe -r 20 -i HighQual_%6d.png -s:v 2152×1914 -f GIF ffmpeg_HighQual.gif Solution: Both FFmpeg and ImageMagick convert2 can create […]
Problem: When I export an image of my dashed XY plot as a .EPS file, the dash spacing is altered and irregular. Detailed Example Case: When I export the plot to eps file and open it, the patterns of the dashed and dash-dotted lines are inaccurate. The pattern interval is not uniform and sometimes the dot in the dash-dotted line vanishes. These are highlighted in red: Plot before exporting (correct […]
Problem: Windows Media Player (WMP) and PowerPoint cannot handle large .mp4 export files (image widths greater than 3000 pixels). Details: MP4 video animation export in Tecplot 360 (as of 2018.2.1) will display properly on Linux (using VLC), MacOS (QuickTime Player), and Windows (Windows Media Player, PowerPoint, and Web Viewer) with one exception: Windows Media Player and PowerPoint cannot handle MP4 image widths greater than 3000 pixels. Solution: Exporting large WMV […]
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