24. QGIS processing framework

• 24.1. Introduction
• 24.2. Configuring the Processing Framework
• 24.3. The Toolbox
  • 24.3.1. The algorithm dialog
  • 24.3.2. Data objects generated by algorithms
• 24.4. The history manager
  • 24.4.1. The processing history
  • 24.4.2. The processing log
• 24.5. The graphical modeler
  • 24.5.1. Definition of inputs
  • 24.5.2. Definition of the workflow
  • 24.5.3. Definition of Model Variables
  • 24.5.4. Interacting with the canvas and elements
  • 24.5.5. Saving and loading models
  • 24.5.6. Editing a model
  • 24.5.7. Editing model help files and meta-information
  • 24.5.8. Exporting a model as a Python script
  • 24.5.9. About available algorithms
• 24.6. The batch processing interface
  • 24.6.1. Introduction
  • 24.6.2. The parameters table
  • 24.6.3. Filling the parameters table
  • 24.6.4. Executing the batch process
• 24.7. Using processing algorithms from the console
  • 24.7.1. Calling algorithms from the Python console
  • 24.7.2. Creating scripts and running them from the toolbox
  • 24.7.3. Pre- and post-execution script hooks
• 24.8. Using processing from the command line
• 24.9. Writing new Processing algorithms as Python scripts
  • 24.9.1. Extending QgsProcessingAlgorithm
  • 24.9.2. The @alg decorator
  • 24.9.3. Input and output types for Processing Algorithms
  • 24.9.4. Handing algorithm output
  • 24.9.5. Communicating with the user
  • 24.9.6. Documenting your scripts
  • 24.9.7. Flags
  • 24.9.8. Best practices for writing script algorithms
• 24.10. Configuring external applications
  • 24.10.1. A note for Windows users
  • 24.10.2. A note on file formats
  • 24.10.3. A note on vector layer selections
  • 24.10.4. SAGA
  • 24.10.5. R scripts
  • 24.10.6. R libraries
  • 24.10.7. GRASS
  • 24.10.8. LAStools
  • 24.10.9. OTB Applications