Take out the transparent extra area

Questions and postings pertaining to the usage of ImageMagick regardless of the interface. This includes the command-line utilities, as well as the C and C++ APIs. Usage questions are like "How do I use ImageMagick to create drop shadows?".
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Post by magick »

Use this command to trim the image border:
  • convert image.png -fuzz 15% -trim trim.png
The value of the fuzz might need to be less or more depending on the image.

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Post by anthony »

Add a -channel RGBA before using -gaussian
Anthony Thyssen -- Webmaster for ImageMagick Example Pages