Convert ipc to pnm Online: ipc2pnm
You can use Tom's Editor to easily convert images from
ICE PCIN .IPC to Portable aNy Map .PNM.
Tom's Editor is a free, online image manipulation and converter program.
Go to Tom's Editor
ICE PCIN is an image format with extension IPC.
PNM images are uncompressed 24 bit RGB images. Can cannot store Alpha channel. PNM images come in 2 types: binary and text. Especially popular on Linux.