Appendices# Note Contributors please include appendices as needed or appropriate with your bug fixes, feature additions and tests. Image file formats Fully supported formats Read-only formats Write-only formats Identify-only formats Text anchors Specifying an anchor Quick reference Horizontal anchor alignment Vertical anchor alignment Examples Writing Your Own Image Plugin Example The tile attribute Decoders The raw decoder Decoding floating point data The bit decoder Writing Your Own File Codec in C Setup Transforming Cleanup Writing Your Own File Codec in Python