Printing
如何控制“man -t” PostScript 輸出的頁面參數（邊距、宣傳冊）？
我想列印幾
man頁作為幾本小冊子。我需要調整man -t命令的輸出，以便生成的 PostScript 文件具有小冊子頁碼，頁面必須在“外”邊緣上進行編號，並且“內”邊距必須比“外”寬。我怎樣才能做到這一點？PS 通過“brochurised”（“小冊子”）編號，我指的是這種編號，因此如果幾頁列印的頁面一次對折，結果看起來就像一本具有適當的連續頁碼的書。
一個朋友前段時間寫的很棒的shell腳本：
livre.您將對
--book和--inner選項感興趣。#!/bin/sh #--------------- # A parametrized replacement for psnup -2 using pstops. # # The script computes bounding boxes using gs and deduces optimized reductions # on two pages per sheet with given margins or scaling. Pages can be arranged # for various kinds of folding or binding. #--------------- # Requires: gs, bc, pstops, psbook, pdftops #--------------- VERSION=2009-12-02 # Output parameters PAPER=a4 WIDTH=597 # 210mm HEIGHT=845 # 297mm MARGIN=30 INNER=1 SCALE= TWO=false BIND=top BBRANGE=- SIG= IN= OUT= DASHQ=-q VERBOSE=false BB_ODD= BB_EVEN= # Parse the command line while [ $# -gt 0 ]; do case "$1" in --help) cat <<EOF usage: livre.sh [options] input output The input can be in PostScript or PDF, possibly gzipped. options: --margin SIZE compute scaling to get SIZE-point margins (default: 30) --scale FACTOR use the given scaling FACTOR (overrides --margin) --inner FACTOR set inner margin to FACTOR times the outer one (default: 1) --two input is two-sided --top output should be bound at the top (default) --left output should be bound on the left --book output should be folded into a booklet --sig N select the signature for psbook (implies --book) --bbrange PAGES only use the specified PAGES for bounding box computation --bbox BBOX provide the bounding box explictly, disable its computation (use this twice if the input is two-sided) --verbose do not use quiet mode --version print version number and exit EOF exit 0 ;; --version) echo $VERSION exit 0 ;; --margin) shift MARGIN="$1" ;; --scale) shift SCALE="$1" ;; --inner) shift INNER="$1" ;; --two*) TWO=true ;; --top|--left|--book) BIND=${1#--} ;; --sig) shift SIG="-s$1" BIND=book ;; --bbrange) shift BBRANGE="$1" ;; --bbox) shift if [ -z "$BB_ODD" ]; then BB_ODD="$1" else TWO=true BB_EVEN="$1" fi ;; --verbose) DASHQ= VERBOSE=true ;; -*) echo "unknown option: $1" >&2 exit 1 ;; *) if [ -z "$IN" ] then IN="$1" elif [ -z "$OUT" ] then OUT="$1" else echo "unused argument: $1" >&2 fi esac shift done if [ -z "$IN" ]; then echo "missing input file" >&2 exit 1 fi # Make a teporary file if needed TMP= make_ps () { case $(file -bL "$IN") in "PostScript document"*) ;; "PDF document"*) $VERBOSE && echo "converting to PS..." >&2 TMP2=$(mktemp) pdftops "$IN" "$TMP2" test -n "$TMP" && rm "$TMP" TMP="$TMP2" IN="$TMP" ;; "gzip compressed "*) $VERBOSE && echo "unzipping..." >&2 TMP2=$(mktemp) gunzip < "$IN" > "$TMP2" test -n "$TMP" && rm "$TMP" TMP="$TMP2" IN="$TMP" make_ps ;; *) echo "Unknown file type!" >&2 exit 1 esac } make_ps # Extract the bounding box for all pages of a given file. read_bbox() { gs -sDEVICE=bbox -sPAPERSIZE=$PAPER -r300x300 -q -dBATCH -dNOPAUSE "$1" 2>&1 | awk ' function min(x,y) { if (x < y) return x; else return y } function max(x,y) { if (x > y) return x; else return y } BEGIN { left = top = 10000; right = bottom = 0 } /%%BoundingBox:/ { left = min(left, $2); top = min(top, $3); right = max(right, $4); bottom = max(bottom, $5); } END { print left, top, right, bottom } ' } # Compute the maximum scaling factor given the bounding box max_scale() { bc <<EOF scale = 3 hfactor = (($HEIGHT - (2 + $INNER) * $MARGIN) / 2) / ($3 - $1) vfactor = ($WIDTH - 2 * $MARGIN) / ($4 - $2) if (hfactor < vfactor) print hfactor else print vfactor EOF } # Make a pstops specification spec_left() { bc <<EOF scale = 3 factor = $1 shift_x = $WIDTH / 2 + ($3 + $5) * factor / 2 vmargin = ($HEIGHT - 2 * ($4 - $2) * factor) / (2 + $INNER) shift_y = vmargin - $2 * factor + $6 * (($4 - $2) * factor + $INNER * vmargin) print "L@", factor, "(", shift_x, ",", shift_y, ")" EOF } spec_right() { bc <<EOF scale = 3 factor = $1 shift_x = $WIDTH / 2 - ($3 + $5) * factor / 2 vmargin = ($HEIGHT - 2 * ($4 - $2) * factor) / (2 + $INNER) shift_y = vmargin + $4 * factor + $6 * (($4 - $2) * factor + $INNER * vmargin) print "R@", factor, "(", shift_x, ",", shift_y, ")" EOF } # Compute the bounding boxes for even and odd pages if [ -z "$BB_ODD" ]; then $VERBOSE && echo "computing the bounding box..." >&2 if $TWO; then BB_ODD=$(psselect -o -p"$BBRANGE" "$IN" 2>/dev/null | read_bbox -) BB_EVEN=$(psselect -e -p"$BBRANGE" "$IN" 2>/dev/null | read_bbox -) else if [ "$BBRANGE" = "-" ]; then BB_ODD=$(read_bbox "$IN") else BB_ODD=$(psselect -p"$BBRANGE" "$IN" 2>/dev/null | read_bbox -) fi fi fi test -z "$BB_EVEN" && BB_EVEN="$BB_ODD" if $VERBOSE; then if $TWO; then echo "bounding box (odd): $BB_ODD" echo "bounding box (even): $BB_ODD" else echo "bounding box: $BB_ODD" fi fi # Deduce the scaling factor if needed if [ -z "$SCALE" ]; then if $TWO; then SCALE=$(bc <<EOF scale=3 s1=$(max_scale $BB_ODD) s2=$(max_scale $BB_EVEN) if (s1 < s2) print s1 else print s2 EOF ) else SCALE=$(max_scale $BB_ODD) fi fi $VERBOSE && echo "scale: $SCALE" >&2 # Process the file according to the chosen style command() { $VERBOSE && echo "-- $*" $* } case $BIND in top) command pstops $DASHQ -p$PAPER "2:\ 0$(spec_left $SCALE $BB_ODD 0)+1$(spec_left $SCALE $BB_EVEN 1)" "$IN" "$OUT" ;; left) command pstops $DASHQ -p$PAPER "4:\ 0$(spec_left $SCALE $BB_ODD 0)+1$(spec_left $SCALE $BB_EVEN 1),\ 2$(spec_right $SCALE $BB_ODD 1)+3$(spec_right $SCALE $BB_EVEN 0)" "$IN" "$OUT" ;; book) psbook $DASHQ $SIG $IN | command pstops $DASHQ -p$PAPER "4:\ 0$(spec_left $SCALE $BB_EVEN 0)+1$(spec_left $SCALE $BB_ODD 1),\ 2$(spec_right $SCALE $BB_EVEN 1)+3$(spec_right $SCALE $BB_ODD 0)" /dev/stdin "$OUT" esac test -n "$TMP" && rm "$TMP" || true