Portable Arbitrary Map is format that can store image data formats of PBM, PGM, and PPM formats with optional alpha channel.

public TPAMFileFormat = class(TPortableMapFileFormat);

ImagingPortableMaps (at line 121)

Raster data can be stored only in binary format. All data formats supported by this format are ifGray8, ifGray16, ifA8Gray8, ifA16Gray16, ifR8G8B8, ifR16G16R16, ifA8R8G8B8, and ifA16R16G16B16.

TObject
TImageFileFormat
TPortableMapFileFormat
TPAMFileFormat