RasterView is an Apple, CUPS, and PWG raster file viewer. It basically allows
you to look at the raster data produced by any of the standard CUPS RIP filters
pstoraster) or the
ipptransform tool and is normally used to either test those filters or look
at the data that is being sent to your raster printer driver or printer.
RasterView is licensed under the Apache License Version 2.0.
The program is called “rasterview” on UNIX/Linux and “RasterView.app” on macOS. Run the program and then open a raster file, or pass the filename on the command-line. You can view multiple files simultaneously.
RasterView starts in zoom in mode (
Z) which allows you to click on the page
or drag a zoom box on the page to zoom in. You can also use pan mode (
drag/pan the page in the window, zoom out mode (
SHIFT + Z) to click on the
page to zoom out, or color viewing mode (
C) to click or drag the mouse and
view the raw colors on the page and copy the color values to the clipboard.
Spacebar: Show next page
Backspace/Delete: Show previous page
0: Zoom to fit
1to ‘8’: Zoom Nx
9: Zoom 20x
-: Zoom out
=: Zoom in
C: Click or drag mouse to view colors
P: Drag mouse to pan
Z: Click or drag mouse to zoom in
SHIFT + Z: Click to zoom out
CTRL/CMD + A: Show/hide the page attributes
CTRL/CMD + O: Open a raster file
CTRL/CMD + Q: Quit RasterView
CTRL/CMD + R: Reload the raster file