How to use the command gemtopbm (with examples)

The gemtopbm command is used to convert images from the GEM format to the PBM (Portable BitMap) format. It is worth noting that this command has been superseded by gemtopnm, which can handle multiple output formats including PBM.

Use case 1: View documentation for the current command

Code:

tldr gemtopnm

Motivation:

The motivation for using this example is to access a concise and user-friendly summary of the gemtopnm command, which has replaced gemtopbm. By consulting the tldr page for gemtopnm, users can quickly learn about the command’s usage, options, and common examples.

Explanation:

The tldr gemtopnm command displays a simplified version of the gemtopnm command documentation. tldr provides a quick way to access essential information about a command without having to read through lengthy man pages or online documentation. It presents the most common use cases and provides clear examples and explanations.

Example output:

# Convert a GEM file to PBM:
gemtopnm input.gem > output.pbm

# Convert a GEM file to PBM using specific dithering and quantization options:
gemtopnm -dither dither.txt -quant quant.txt input.gem > output.pbm

Conclusion:

In this article, we explored the use cases of the gemtopbm command, which can convert GEM images to the PBM format. We also highlighted the fact that gemtopbm has been superseded by gemtopnm and provided an example of how to access the documentation for gemtopnm using the tldr command.