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#!/bin/sh
# @(#) $Id: exifgrep,v 1.11 2005/07/02 13:10:03 alex Exp $
# Run 'egrep' on the output of exifprobe -L, massaging the output a la
# 'list-photo'. Accepts the -var, -export, -num, and '-' options of
# list_photo; all other options are passed to egrep.
usage()
{
echo "Usage: exifgrep [-var|-export] [-num] [-r] [-t] [-n] [-c] [egrep-options] egrep-pattern [NOT egrep-pattern] imagefilename[s]" 1>&2
exit 1
}
# Create the output format, choosing numerical or "interpreted" values
# from the exifprobe output lines, and stripping unwanted spaces for
# "variable" format (while quoting multi-word values).
format()
{
filename=
vars="var nequals nvalue iequals value remainder"
case "${nameopt}" in
"-n") vars="filename var nequals nvalue iequals value remainder" ;;
esac
while read $vars
do
case "$filename" in
"#") continue ;;
"#"*) continue; ;;
*"#") continue ;;
esac
case ${var} in
"#") continue ;;
"#"*) continue; ;;
*"#") continue ;;
esac
if test 0$dovar -ne 0
then
if test ${donum} -eq 1
then
case ${nvalue} in
[0-9]*) echo -n "${export}${var}=${nvalue}" ;;
*) quote ${var} ${nvalue} ${iequals} ${value} ${remainder};;
esac
else
case "${iequals}" in
"") quote ${var} ${nvalue}${value}${remainder} ;;
=) quote ${var} ${value} ${remainder} ;;
APEX) quote ${var} ${remainder} ;;
*) quote ${var} ${nvalue} ${iequals} ${value} ${remainder} ;;
esac
fi
elif test ${donum} -eq 1
then
case ${nvalue} in
"'"*) echo -n "${var}=${nvalue}"
case "${iequals}" in
"") ;;
*) echo -n " ${iequals} ${value} ${remainder}" ;;
esac
;;
*) case "${var}" in
"#") ;;
*) echo -n "${var}=${nvalue}" ;;
esac
;;
esac
else
echo -n $var $nequals $nvalue $iequals $value $remainder
fi
case "${filename}" in
"") echo ;;
*) echo " # ${filename}" ;;
esac
done
}
# On output, place double-quotes around multi-word values which
# are not already quoted. This is necessary for 'variable' format.
# Do not include "commented" material in quoted phrase.
quote()
{
local inquote
inquote=0
case $# in
0) ;;
1) echo -n "${export}$1=" ;;
2) echo -n "${export}$1=$2" ;;
*) case $1 in
\#*) echo -n "$1" ;;
*) echo -n "${export}$1"= ;;
esac
shift
while test $# -gt 0
do
case $1 in
\'*) echo -n $*; break ;;
\#*) case $inquote in
1) echo -n "' " ;;
esac
inquote=0
echo -n "$*"
break
;;
*) case $inquote in
0) echo -n "'"; inquote=1 ;;
esac
echo -n "$1"
shift
;;
esac
done
case $inquote in
1) echo -n "'" ;;
esac
;;
esac
}
exifgrep_imagefind()
{
local dir
dir="$*"
find ${dir:="."} \
\( \
-iname "*.tiff" -o -iname "*.tiff" -o -iname "*.tiff.Z" \
-o -iname "*.tif" -o -iname "*.tif" -o -iname "*.tif.Z" \
-o -iname "*.jpeg" -o -iname "*.jpeg.gz" -o -iname "*.jpeg.Z" \
-o -iname "*.jpg" -o -iname "*.jpg.gz" -o -iname "*.jpg.Z" \
-o -iname "*.jpe" -o -iname "*.jpe.gz" -o -iname "*.jpe.Z" \
-o -iname "*.kqp" -o -iname "*.kqp.gz" -o -iname "*.kqp.Z" \
-o -iname "*.mrw" -o -iname "*.mrw.gz" -o -iname "*.mrw.Z" \
-o -iname "*.nef" -o -iname "*.nef.gz" -o -iname "*.nef.Z" \
-o -iname "*.orf" -o -iname "*.orf.gz" -o -iname "*.orf.Z" \
-o -iname "*.pef" -o -iname "*.pef.gz" -o -iname "*.pef.Z" \
-o -iname "*.x3f" -o -iname "*.x3f.gz" -o -iname "*.x3f.Z" \
-o -iname "*.dng" -o -iname "*.dng.gz" -o -iname "*.dng.Z" \
-o -iname "*.erf" -o -iname "*.erf.gz" -o -iname "*.erf.Z" \
-o -iname "*.raf" -o -iname "*.raf.gz" -o -iname "*.raf.Z" \
-o -iname "*.cr2" -o -iname "*.cr2.gz" -o -iname "*.cr2.Z" \
-o -iname "*.crw" -o -iname "*.crw.gz" -o -iname "*.crw.Z" \
-o -iname "*.jp2" -o -iname "*.jp2.gz" -o -iname "*.jp2.Z" \
-o -iname "*.k25" -o -iname "*.k25.gz" -o -iname "*.k25.Z" \
-o -iname "*.kdc" -o -iname "*.kdc.gz" -o -iname "*.kdc.Z" \
\) -print
}
: PROBE=${PROBE:=exifprobe}
# Gather options first. This is kind of wierd.
dovar=0
donum=0
recursisve=0
export=
egrep_options=
vgrep_options=
pattern=
notpattern=
nameopt=
tagopt=
coloropt=
while test $# -ge 1
do
case $1 in
-var) dovar=1; shift ;;
-num) donum=1; shift ;;
-c) coloropt="-c" ; shift ;;
-n) nameopt="-n"; shift ;; # may need this if reading from stdin
-r) recursive=1; shift ;;
-t) tagopt="-enN" ; shift ;;
-export*) export="export "; dovar=1; shift ;;
-h) usage ;;
-*) egrep_options="$egrep_options $1"; shift ;;
NOT) case "$2" in
-f) notpattern="-f $3"; shift; shift; shift; break ;;
*) notpattern="$2"; shift; shift; break ;;
esac
;;
*) pattern="$1"; shift
case $1 in
NOT) case "$2" in
-f) notpattern="-f $3"; shift; shift; shift; break ;;
*) notpattern="$2"; shift; shift; break ;;
esac
;;
*) break ;;
esac
;;
esac
done
if test $# -lt 1 -a "X${pattern}${notpattern}" = "X"
then
usage
fi
# This should probably be modified somehow to use xargs.
case "${recursive}" in
1) args=$( exifgrep_imagefind $* )
set -- ${args}
;;
esac
# All variables are global.
# If there are no filenames, read from stdin, which is expected to be
# exifprobe -L output.
case $# in
0) egrep ${egrep_options} "${pattern}" | format
;;
*) case $# in
1) ;;
*) nameopt="-n" ;; # Use names if more than one file
esac
case "${notpattern}" in
"") ${PROBE} -L ${coloropt} ${nameopt} ${tagopt} $* | egrep ${egrep_options} "${pattern}" | format ;;
*) case "${pattern}" in
"") ${PROBE} -L ${coloropt} ${nameopt} ${tagopt} $* | egrep ${egrep_options} -v "${notpattern}" | format ;;
*) ${PROBE} -L ${coloropt} ${nameopt} ${tagopt} $* | egrep ${egrep_options} "${pattern}" | egrep -v "${notpattern}" | format ;;
esac
;;
esac
;;
esac
|
