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1 '\" t
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2 .\" Title: gif2rgb
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3 .\" Author: [see the "Author" section]
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4 .\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
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5 .\" Date: 2 May 2012
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6 .\" Manual: GIFLIB Documentation
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7 .\" Source: GIFLIB
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8 .\" Language: English
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9 .\"
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10 .TH "GIF2RGB" "1" "2 May 2012" "GIFLIB" "GIFLIB Documentation"
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11 .\" -----------------------------------------------------------------
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12 .\" * Define some portability stuff
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13 .\" -----------------------------------------------------------------
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14 .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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15 .\" http://bugs.debian.org/507673
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16 .\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html
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17 .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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18 .ie \n(.g .ds Aq \(aq
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19 .el .ds Aq '
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20 .\" -----------------------------------------------------------------
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21 .\" * set default formatting
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22 .\" -----------------------------------------------------------------
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26 .ad l
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27 .\" -----------------------------------------------------------------
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28 .\" * MAIN CONTENT STARTS HERE *
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29 .\" -----------------------------------------------------------------
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30 .SH "NAME"
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31 gif2rgb \- convert images saved as GIF to 24\-bit RGB triplets
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32 .SH "SYNOPSIS"
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33 .HP \w'\fBgif2rgb\fR\ 'u
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34 \fBgif2rgb\fR [\-v] [\-1] [\-c\ \fIcolors\fR] [\-s\ \fIwidth\fR\ \fIheight\fR] [\-o\ \fIoutfile\fR] [\-h] [\fIgif\-file\fR]
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35 .SH "OPTIONS"
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36 .PP
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37 \-v
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38 .RS 4
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39 Verbose mode (show progress)\&. Enables printout of running scan lines\&.
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40 .RE
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41 .PP
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42 \-1
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43 .RS 4
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44 Only one file in the format of RGBRGB\&.\&.\&. triplets (Each of R, G,B is a byte) is being read or written\&. This file size is 3 * Width * Height\&. If stdin is used for input or stdout for output, this option is implicitly applied\&. The default (if not `\-1\*(Aq) is 3 files with the names OutFileName\&.R, OutFileName\&.G, OutFileName\&.B, each of which is Width * Height bytes\&.
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45 .RE
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46 .PP
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47 \-c colors
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48 .RS 4
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49 Specifies number of colors to use in RGB\-to\-GIF conversions, in bits per pixels, so \*(Aq\-c 8\*(Aq actually specifies 256 colors (maximum and default)\&.
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50 .RE
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51 .PP
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52 \-s width height
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53 .RS 4
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54 Sets RGB\-to\-GIF conversion mode and specifies the size of the image to read\&.
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55 .RE
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56 .PP
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57 \-o
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58 .RS 4
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59 specifies the name of the out file (see also `\-1\*(Aq above)\&.
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60 .RE
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61 .PP
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62 \-h
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63 .RS 4
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64 Print one line of command line help, similar to Usage above\&.
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65 .RE
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66 .PP
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67 By default, convert a GIF input file to RGB triplets\&. If \-s is specified, convert RGB input to a GIF\&.
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68 .PP
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69 If no input file is given, gif2rgb will try to read data from stdin\&.
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70 .SH "BUGS"
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71 .PP
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72 Feeding this utility a GIF with an invalid colormap, or other kinds of malformations, index will produce invalid output and may core\-dump the tool\&. Don\*(Aqt do that\&.
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73 .SH "AUTHOR"
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74 .PP
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75 Gershon Elber\&.
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