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greg |
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.\" RCSid "$Id: ra_pict.1,v 1.3 2007/09/04 17:36:40 greg Exp $" |
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greg |
1.1 |
.TH RA_PICT 1 11/15/93 RADIANCE |
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.SH NAME |
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ra_pict - convert Radiance pictures to Macintosh PICT files |
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.SH SYNOPSIS |
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.B ra_pict |
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[ |
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.B \-e +/- |
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.I stops |
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] [ |
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.B \-v |
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] [ |
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.B \-g |
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.I gamma |
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] [ |
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.I infile |
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[ |
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.I outfile |
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]] |
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.SH DESCRIPTION |
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.B Ra_pict |
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converts a Radiance picture, as produced by |
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.B rpict |
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(1) to a Macintosh PICT file. The picture will be a 24 bit PICT 2 picture, |
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using a single bit map (DirectRect). |
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.SH OPTIONS |
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.TP 10n |
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.BI \-g " gamma" |
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This sets an explict gamma correction for the image. If it is not |
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specified, the default value of 2.0 is used. |
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.TP |
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.B \-v |
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Invokes verbose mode, and gives line on standard error giving the |
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size of the picture and the gamma correction used. |
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.TP |
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.BI "\-e +/\-" " stops" |
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Adjusts the exposure by stops. |
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.TP |
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.I infile |
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Specifies the file to read the picture from. If none is specified, |
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it takes it from standard input. If standard input is used, then |
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the picture is sent to standard output. |
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.TP |
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.I outfile |
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Specifies the file to send the PICT file to. If none is specified, |
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it is sent to standard output. |
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.SH EXAMPLES |
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.PP |
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greg |
1.4 |
ra_pict mypict.hdr mypict.pict |
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greg |
1.1 |
.PP |
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greg |
1.4 |
Will convert the Radiance picture mypict.hdr, giving the Macintosh |
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greg |
1.1 |
PICT mypict.pict. |
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.PP |
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greg |
1.4 |
ra_pict \-g 2.2 mypict.hdr mypict.pict |
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greg |
1.1 |
.PP |
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Will convert the file using a gamma of 2.2. |
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.SH "SEE ALSO" |
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rpict(1) |
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.SH BUGS |
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Does not yet do Macintosh PICT to Radiance PIC, as this PICT files |
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are a lot more complex than just one bit map. This is left as an |
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exercise for the reader :-) |
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.SH AUTHOR |
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Russell Street |
