fax2ps − convert a TIFF facsimile to -compressed ™
+compressed PostScript™fax2ps [ options ] [ file... ]
+fax2ps [ options ] [ file ... ]
fax2ps reads one or more TIFF -facsimile image files and prints a compressed form of on the -standard output that is suitable for printing.
+facsimile image files and prints a compressed form of +PostScript on the standard output that is suitable for +printing.By default, each page is scaled to reflect the image dimensions and resolutions stored in the file. The @@ -64,38 +65,38 @@ dimensions can be specified in inches with the −W and −H options.
-By default fax2ps generates for all pages in the -file. The −p option can be used to select one -or more pages from a multi-page document.
+By default fax2ps generates PostScript for all +pages in the file. The −p option can be used to +select one or more pages from a multi-page document.
-fax2ps generates a compressed form of that is -optimized for sending pages of text to a printer attached to -a host through a low-speed link (such as a serial line). -Each output page is filled with white and then only the -black areas are drawn. The specification of the black -drawing operations is optimized by using a special font that -encodes the move-draw operations required to fill the black -regions on the page. This compression scheme typically -results in a substantially reduced description, relative to -the straightforward imaging of the page with a image -operator. This algorithm can, however, be ineffective for -continuous-tone and white-on-black images. For these images, -it sometimes is more efficient to send the raster bitmap -image directly; see tiff2ps(1).
+fax2ps generates a compressed form of PostScript +that is optimized for sending pages of text to a PostScript +printer attached to a host through a low-speed link (such as +a serial line). Each output page is filled with white and +then only the black areas are drawn. The PostScript +specification of the black drawing operations is optimized +by using a special font that encodes the move-draw +operations required to fill the black regions on the page. +This compression scheme typically results in a substantially +reduced PostScript description, relative to the +straightforward imaging of the page with a PostScript +image operator. This algorithm can, however, be +ineffective for continuous-tone and white-on-black images. +For these images, it sometimes is more efficient to send the +raster bitmap image directly; see tiff2ps(1).
| + |
−p number |
-
Print only the indicated page. Multiple pages may be @@ -144,14 +145,13 @@ |
| - | + |
−S |
-
Scale each page of image data to fill the output page @@ -163,11 +163,10 @@ |
|
| - | + |
−W width |
-
Use width as the width, in inches, of the output @@ -177,11 +176,10 @@ |
|
| - | + |
−H height |
-
Use height as the height, in inches, of the @@ -206,7 +204,7 @@ facsimile. fax2ps attempts to recover from such data errors by resynchronizing decoding at the end of the current scanline. This can result in long horizontal black lines in -the resultant image. +the resultant PostScript image. |
If the destination printer supports Level II then it is -always faster to just send the encoded bitmap generated by -the tiff2ps(1) program.
+If the destination printer supports PostScript Level II +then it is always faster to just send the encoded bitmap +generated by the tiff2ps(1) program.
fax2ps should probably figure out when it is doing -a poor job of compressing the output and just generate to -image the bitmap raster instead.
+a poor job of compressing the output and just generate +PostScript to image the bitmap raster instead.