How to Convert JPG to DWG

By Brian Jackson

A JPG file is an image file with just one layer, commonly used on the Web and by digital cameras. A DWG file is used by Autodesk's engineering and architecture software, often containing building schematics. When building schematics are obtained in JPG format, it is possible to convert it to a DWG file using free software available for download online.

Things You'll Need

  • AutoCAD software
  • WinTopo freeware

Convert a JPG to DWG using WinTopo

Step 1

Open the "WinTopo" program. For example, find the shortcut on your Desktop or in your "Start" menu and double-click it. Wait for the program to load.

Step 2

Open the JPG file you want to convert. Press "Alt" and "O" at the same time to bring up a new window to browse your hard drive. Click on options in the right pane to navigate to different areas such as your Desktop and other file locations.Find the image file in the left pane and double-click it.

Step 3

Press WinTopo's "One Touch Vectorisation" button. It looks like a finger pressing down on a blue square. This will quickly convert the JPG image into a format containing relevant information for Autodesk software. You'll see the results in the main viewing area of WinTopo.

Step 4

Click on "File" and then select "Save Vector as..." from the menu. Choose a location, such as your Desktop and click "Save." Now you can open that file using various Autodesk programs.

Tips & Warnings

  • Click on the toolbar button right next to "One Touch Vectorisation" to access settings for the process. The icon looks like green and yellow gears. There are many different tweaks you can try to optimize the conversion of a JPG file to be compatible with Autodesk software.