dot-issue solved
This commit is contained in:
Jakobus Schürz
parent
105dd8ae9e
commit
1eabc36369
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@ -1,7 +1,7 @@
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#!/bin/bash
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# Debug mode: change to 'yes' to enable
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DEBUG=no
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DEBUG=${DEBUG-no}
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function log() {
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[ "${DEBUG}" = "yes" ] && echo $* | logger -t "$0[$$]"
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@ -23,6 +23,72 @@ function stop() {
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echo "stop" > $uid/999999999-page.pbm
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}
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function output_page() {
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# Converting page to JBIG format (parameters are very special for this printer!)
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pbmtojbg -p 72 -o 3 -m 0 -q < $page > $uid/raster.jbig
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# Taking image size
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jsize=`wc -c < $uid/raster.jbig`
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# Taking image dimensions
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x=($(identify -format "%w %h %[fx:mean] " $page))
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##
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# The %[fx:mean] gives the average colour in the image which for
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# monochrome is the number of white pixels divided by the size
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#
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# So the formula gives the number of black pixels. The final
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# /1 causes bc to round to the nearest integer because scale=0
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##
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dots=$(echo "(${x[0]}*${x[1]}*(1-${x[2]}))/1"|bc)
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##
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# FIX: toner cartridge runs out way too fast with this dots
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# calculation above and once it decides it's empty, you
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# can't force it to print. So set dots to an artificially
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# low number
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dots=$(echo "$dots/10"|bc)
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# Flushing page header
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cat <<EOF
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@PJL SET PAGESTATUS=START$e
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@PJL SET COPIES=1$e
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@PJL SET MEDIASOURCE=$mediasource$e
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@PJL SET MEDIATYPE=PLAINRECYCLE$e
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@PJL SET PAPER=$pagesize$e
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@PJL SET PAPERWIDTH=${x[0]}$e
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@PJL SET PAPERLENGTH=${x[1]}$e
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@PJL SET RESOLUTION=${resolution%x600}$e
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@PJL SET IMAGELEN=$jsize$e
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EOF
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cat $uid/raster.jbig
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# Flushing page footer
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# TODO: pixelcount for toner estimate
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cat <<EOF
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@PJL SET DOTCOUNT=$dots$e
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@PJL SET PAGESTATUS=END$e
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EOF
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}
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function output_header() {
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cat <<EOF
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%-12345X@PJL$e
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@PJL SET TIMESTAMP=$ddate$e
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@PJL SET FILENAME=Document$e
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@PJL SET COMPRESS=JBIG$e
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@PJL SET USERNAME=$user$e
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@PJL SET COVER=OFF$e
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@PJL SET HOLD=OFF$e
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EOF
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}
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function output_footer() {
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cat <<EOF
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@PJL EOJ$e
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%-12345X
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EOF
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}
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log "Called with cmdline: $0 $*"
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trap "stop; trapINT" SIGINT SIGTERM SIGQUIT
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@ -73,60 +139,19 @@ mkdir -p $uid
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log "Page submitted"
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[ "$stage" = "empty" ] && {
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log "1st stage. Flushing PJL header"
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cat <<EOF
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%-12345X@PJL$e
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@PJL SET TIMESTAMP=$ddate$e
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@PJL SET FILENAME=Document$e
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@PJL SET COMPRESS=JBIG$e
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@PJL SET USERNAME=$user$e
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@PJL SET COVER=OFF$e
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@PJL SET HOLD=OFF$e
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EOF
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output_header
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stage="printing"
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}
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[ "$page" = "999999999-page.pbm" ] && {
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log "Last stage. Flushing PJL footer"
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cat <<EOF
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@PJL EOJ$e
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%-12345X
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EOF
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output_footer
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pid=`ps ax | grep $uid | grep -v grep | awk ' { print $1 } '`
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[ ! "x$pid" = "x" ] && kill $pid
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break
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}
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[ "$stage" = "printing" ] && {
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# Converting page to JBIG format (parameters are very special for this printer!)
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pbmtojbg -p 72 -o 3 -m 0 -q < $uid/$page > $uid/raster.jbig
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# Taking image size
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jsize=`wc -c < $uid/raster.jbig`
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# Taking image dimensions
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read fn ft xs ys garb < <(identify $uid/$page | tr "x" " ")
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# Flushing page header
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cat <<EOF
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@PJL SET PAGESTATUS=START$e
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@PJL SET COPIES=1$e
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@PJL SET MEDIASOURCE=$mediasource$e
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@PJL SET MEDIATYPE=PLAINRECYCLE$e
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@PJL SET PAPER=$pagesize$e
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@PJL SET PAPERWIDTH=$xs$e
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@PJL SET PAPERLENGTH=$ys$e
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@PJL SET RESOLUTION=${resolution%x600}$e
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@PJL SET IMAGELEN=$jsize$e
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EOF
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log "Flushing image $page"
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cat $uid/raster.jbig
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# Flushing page footer
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# TODO: pixelcount for toner estimate
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cat <<EOF
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@PJL SET DOTCOUNT=1132782$e
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@PJL SET PAGESTATUS=END$e
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EOF
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page=$uid/$page
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output_page
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}
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done
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) &
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@ -147,61 +172,18 @@ EOF
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gs -sDEVICE=ps2write -sOutputFile=- -r$resolution -dQUIET -dBATCH -dNOPAUSE - | gs -sDEVICE=pbmraw -sOutputFile=${uid}/%03d-page.pbm -r$resolution -dQUIET -dBATCH -dNOPAUSE -
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log "Conversion complete"
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cat <<EOF
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%-12345X@PJL$e
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@PJL SET TIMESTAMP=$ddate$e
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@PJL SET FILENAME=Document$e
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@PJL SET COMPRESS=JBIG$e
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@PJL SET USERNAME=$user$e
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@PJL SET COVER=OFF$e
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@PJL SET HOLD=OFF$e
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EOF
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output_header
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for page in ${uid}/*-page.pbm; do
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log "Page $page"
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# Converting page to JBIG format (parameters are very special for this printer!)
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pbmtojbg -p 72 -o 3 -m 0 -q < $page > $uid/raster.jbig
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# Taking image size
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jsize=`wc -c < $uid/raster.jbig`
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# Taking image dimensions
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read fn ft xs ys garb < <(identify $page | tr "x" " ")
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log "Identified as ${xs}x${ys}"
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# Flushing page header
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cat <<EOF
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@PJL SET PAGESTATUS=START$e
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@PJL SET COPIES=1$e
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@PJL SET MEDIASOURCE=$mediasource$e
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@PJL SET MEDIATYPE=PLAINRECYCLE$e
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@PJL SET PAPER=$pagesize$e
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@PJL SET PAPERWIDTH=$xs$e
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@PJL SET PAPERLENGTH=$ys$e
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@PJL SET RESOLUTION=${resolution%x600}$e
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@PJL SET IMAGELEN=$jsize$e
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EOF
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# Flushing image
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cat $uid/raster.jbig
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# Flushing page footer
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# TODO: pixelcount for toner estimate
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cat <<EOF
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@PJL SET DOTCOUNT=1132782$e
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@PJL SET PAGESTATUS=END$e
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EOF
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output_page
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done
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# Flushing PJL footer
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cat <<EOF
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@PJL EOJ$e
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%-12345X
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EOF
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output_footer
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}
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#rm -rf $uid;
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# only remove the output dir if not debugging
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[ ! "${DEBUG}" = "yes" ] && rm -rf $uid;
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exit 0
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