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author | kraxel <kraxel> | 2004-03-28 11:31:57 +0000 |
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committer | kraxel <kraxel> | 2004-03-28 11:31:57 +0000 |
commit | e9e9684117719204929821028ba9dbb7915ea119 (patch) | |
tree | 6dd2d71940b33a9f960945335e9124ef4fea9fe7 /exiftran.man | |
download | fbida-e9e9684117719204929821028ba9dbb7915ea119.tar.gz |
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diff --git a/exiftran.man b/exiftran.man new file mode 100644 index 0000000..4f3efde --- /dev/null +++ b/exiftran.man @@ -0,0 +1,106 @@ +.TH exiftran 1 "(c) 2003,04 Gerd Knorr" +.SH NAME +exiftran - transform digital camera jpeg images +.SH SYNOPSIS +.B exiftran [ options ] file(s) +.SH DESCRIPTION +.B exiftran +is a command line utility to transform digital image jpeg images. It +can do lossless rotations like jpegtran, but unlike jpegtran it cares +about the EXIF data: It can rotate images automatically by checking +the exif orientation tag, it updates the exif informaton if needed +(image dimension, orientation), it also rotates the exif thumbnail. +It can process multiple images at once. +.SH TRANSFORM OPTIONS +.TP +.B -a +automatic (using exif orientation tag) +.TP +.B -9 +rotate by 90 degrees +.TP +.B -1 +rotate by 180 degrees +.TP +.B -2 +rotate by 270 degrees +.TP +.B -f +flip vertical +.TP +.B -F +flip horizontal +.TP +.B -t +transpose +.TP +.B -T +transverse +.TP +.B -nt +Don't rotate exif thumbnail. +.TP +.B -ni +Don't rotate jpeg image. You might need this or or the -nt option to +fixup things in case you rotated the image with some utility which +ignores the exif thumbnail. Just generating a new thumbnail with -g is +another way to fix it. +.TP +.B -no +Don't update the orientation tag. By default exiftran sets the +orientation to "1" (no transformation needed) to avoid other +exif-aware applications try to rotate the already-rotated image +again. +.SH OTHER OPTIONS +.TP +.B -h +print a short help text +.TP +.B -d +Dump exif data for the file(s). +.TP +.B -c <text> +Set jpeg comment tag to <text>. +.TP +.B -g +(re)generate EXIF thumbnail. +.TP +.B -o <file> +Specify output file. Only one input file is allowed in this mode. +.TP +.B -i +Enable inplace editing of the images. Exiftran allows multiple input +files then. You must specify either this option or a output file with +-o for all operations which modify the image (i.e. everything but -d +right now). +.TP +.B -b +Create a backup file when doing inplace editing. +.TP +.B -p +Preserve timestamps (atime + mtime) when doing inplace editing. +.SH EXAMPLES +Autorotate all jpeg files in the current directory: +.nf + exiftran -ai *.jpeg +.fi +.SH SEE ALSO +jpegtran(1), exif(1) +.SH AUTHOR +Gerd Knorr <kraxel@bytesex.org> +.SH COPYRIGHT +Copyright (C) 2002 Gerd Knorr <kraxel@bytesex.org> +.P +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. +.P +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. +.P +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |