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author | Igor Pashev <pashev.igor@gmail.com> | 2012-12-31 05:04:42 +0400 |
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committer | Igor Pashev <pashev.igor@gmail.com> | 2012-12-31 05:04:42 +0400 |
commit | 71dc8760ff4de5f365330d1bc571d934deb54af9 (patch) | |
tree | 7346d42a282562a3937d82307012b5857d642ce6 /doc/wodim/README.DiskT@2 | |
download | cdrkit-upstream.tar.gz |
Imported Upstream version 1.1.11upstream/1.1.11upstream
Diffstat (limited to 'doc/wodim/README.DiskT@2')
-rw-r--r-- | doc/wodim/README.DiskT@2 | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/doc/wodim/README.DiskT@2 b/doc/wodim/README.DiskT@2 new file mode 100644 index 0000000..f94e124 --- /dev/null +++ b/doc/wodim/README.DiskT@2 @@ -0,0 +1,67 @@ +New driveropts= option "tattoofile=". Use together with -checkdrive +to write an image of the right size to disk. + + DiskT@2 hints: + + In order to have "DISKTATTOO" listed in the "Driver flags", + the disk currently inserted must be usable for the DiskT@2 feature. + This means that there needs to be enough space on it. + + You need an B&W image with 3744 pixels per line + + Best start with a 3744 x 320 pixel image. + The correct size may be retrieved with + wodim driveropts=tattooinfo -checkdrive + + To get RAW image data: + + - Take 'xv' and save the image in PBM/PGM/PPM (raw) mode + + - use a binary aware (must support unlimited linelength) + editor such as 'ved' and remove the header lines. + These lines look like: + + P5 + # CREATOR: XV Version 3.10a Rev: 12/29/94 (PNG patch 1.2) + # CREATOR: XV Version 3.10a Rev: 12/29/94 (PNG patch 1.2) + 3744 144 + 255 + + Now you should have (in case of the file above) a file that + has exactly 539136 Bytes. + + - Note that the tattoo image must be left to right flipped + (a mirror image). + +From a hint from "E. Robert Bogusta" <rob23@tmr.com>: + +Take an image, and do: + + djpeg myface.jpg | ppmtopgm | pnmflip -lr | + pnmscale -xsi 3744 -ysi 320 | sed '1,/255/d' >myface.tattoo + +So: + djpeg extracts ppm from a jpeg. Use your favorite other way of getting +this far is you wish. + + ppmtopgm changes color to grey scale + + pnmflip -lr flips left to right, the small image is faster + + pnmscale makes it 3644x320 regardless of starting size. This may make it +look really odd on the CD if it doesn't start off the right size. More on +this after I try it. + + sed strips from the first line to the line containing 255, which is the +last header line. + +Note that it would be better to use the actual height of the applicable image instead +of the maximum value of 320 and it would be even more correct to create an +image that has the right width/height ratio for the target on CD in order +get an undistorted view of the image on CD. + +For best visibility, use black text on light background. + +Source: README.cdtext from cdrtools package +Edited for cdrkit by Christian Fromme <kaner@strace.org> + |