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   7 <title>RAW2TIFF
</title> 
  11 <h1 align=center
>RAW2TIFF
</h1> 
  12 <a href=
"#NAME">NAME
</a><br> 
  13 <a href=
"#SYNOPSIS">SYNOPSIS
</a><br> 
  14 <a href=
"#DESCRIPTION">DESCRIPTION
</a><br> 
  15 <a href=
"#OPTIONS">OPTIONS
</a><br> 
  16 <a href=
"#GUESSING THE IMAGE GEOMETRY">GUESSING THE IMAGE GEOMETRY
</a><br> 
  17 <a href=
"#SEE ALSO">SEE ALSO
</a><br> 
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  28 <p>raw2tiff 
− create a 
<small>TIFF
</small> file from a
 
  32 <a name=
"SYNOPSIS"></a> 
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  40 <p><b>raw2tiff
</b> [ 
<i>options
</i> ] 
<i>input.raw
 
  44 <a name=
"DESCRIPTION"></a> 
  47 <table width=
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"left"> 
  52 <p><i>raw2tiff
</i> converts a raw byte sequence into
 
  53 <small>TIFF.
</small> By default, the 
<small>TIFF
</small> 
  54 image is created with data samples packed
 
  55 (
<i>PlanarConfiguration
</i>=
1), compressed with the PackBits
 
  56 algorithm (
<i>Compression
</i>=
32773), and with each strip no
 
  57 more than 
8 kilobytes. These characteristics can overridden,
 
  58 or explicitly specified with the options described
 
  62 <a name=
"OPTIONS"></a> 
  65 <table width=
"100%" border=
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"2" cellspacing=
"0" cellpadding=
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  67 <tr valign=
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"left"> 
  70 <p><b>−H
</b> <i>number
</i></p></td> 
  73 <table width=
"100%" border=
0 rules=
"none" frame=
"void" 
  74        cols=
"2" cellspacing=
"0" cellpadding=
"0"> 
  75 <tr valign=
"top" align=
"left"> 
  78 <p>size of input image file header in bytes (
0 by default).
 
  79 This amount of data just will be skipped from the start of
 
  80 file while reading.
</p> 
  84 <table width=
"100%" border=
0 rules=
"none" frame=
"void" 
  85        cols=
"2" cellspacing=
"0" cellpadding=
"0"> 
  86 <tr valign=
"top" align=
"left"> 
  89 <p><b>−w
</b> <i>number
</i></p></td> 
  92 <table width=
"100%" border=
0 rules=
"none" frame=
"void" 
  93        cols=
"2" cellspacing=
"0" cellpadding=
"0"> 
  94 <tr valign=
"top" align=
"left"> 
  97 <p>width of input image in pixels (can be guessed, see
 
  98 <b><small>GUESSING THE IMAGE GEOMETRY
</small></b> 
 103 <table width=
"100%" border=
0 rules=
"none" frame=
"void" 
 104        cols=
"2" cellspacing=
"0" cellpadding=
"0"> 
 105 <tr valign=
"top" align=
"left"> 
 108 <p><b>−l
</b> <i>number
</i></p></td> 
 111 <table width=
"100%" border=
0 rules=
"none" frame=
"void" 
 112        cols=
"2" cellspacing=
"0" cellpadding=
"0"> 
 113 <tr valign=
"top" align=
"left"> 
 114 <td width=
"19%"></td> 
 116 <p>length of input image in lines (can be guessed, see
 
 117 <b><small>GUESSING THE IMAGE GEOMETRY
</small></b> 
 122 <table width=
"100%" border=
0 rules=
"none" frame=
"void" 
 123        cols=
"2" cellspacing=
"0" cellpadding=
"0"> 
 124 <tr valign=
"top" align=
"left"> 
 127 <p><b>−b
</b> <i>number
</i></p></td> 
 130 <table width=
"100%" border=
0 rules=
"none" frame=
"void" 
 131        cols=
"2" cellspacing=
"0" cellpadding=
"0"> 
 132 <tr valign=
"top" align=
"left"> 
 133 <td width=
"19%"></td> 
 135 <p>number of bands in input image (
1 by default).
</p> 
 139 <table width=
"100%" border=
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 140        cols=
"2" cellspacing=
"0" cellpadding=
"0"> 
 141 <tr valign=
"top" align=
"left"> 
 144 <p><b>−d
</b> <i>data_type
</i></p></td> 
 147 <table width=
"100%" border=
0 rules=
"none" frame=
"void" 
 148        cols=
"2" cellspacing=
"0" cellpadding=
"0"> 
 149 <tr valign=
"top" align=
"left"> 
 150 <td width=
"19%"></td> 
 152 <p>type of samples in input image, where 
<i>data_type
</i> 
 156 <table width=
"100%" border=
0 rules=
"none" frame=
"void" 
 157        cols=
"3" cellspacing=
"0" cellpadding=
"0"> 
 158 <tr valign=
"top" align=
"left"> 
 159 <td width=
"19%"></td> 
 166 <p>8-bit unsigned integer (default),
</p> 
 168 <tr valign=
"top" align=
"left"> 
 169 <td width=
"19%"></td> 
 176 <p>16-bit unsigned integer,
</p> 
 178 <tr valign=
"top" align=
"left"> 
 179 <td width=
"19%"></td> 
 186 <p>32-bit unsigned integer,
</p> 
 188 <tr valign=
"top" align=
"left"> 
 189 <td width=
"19%"></td> 
 196 <p>8-bit signed integer,
</p> 
 198 <tr valign=
"top" align=
"left"> 
 199 <td width=
"19%"></td> 
 206 <p>16-bit signed integer,
</p> 
 208 <tr valign=
"top" align=
"left"> 
 209 <td width=
"19%"></td> 
 216 <p>32-bit signed integer,
</p> 
 218 <tr valign=
"top" align=
"left"> 
 219 <td width=
"19%"></td> 
 226 <p>32-bit IEEE floating point,
</p> 
 228 <tr valign=
"top" align=
"left"> 
 229 <td width=
"19%"></td> 
 236 <p>64-bit IEEE floating point.
</p> 
 240 <table width=
"100%" border=
0 rules=
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 241        cols=
"2" cellspacing=
"0" cellpadding=
"0"> 
 242 <tr valign=
"top" align=
"left"> 
 245 <p><b>−i
</b> <i>config
</i></p></td> 
 248 <table width=
"100%" border=
0 rules=
"none" frame=
"void" 
 249        cols=
"2" cellspacing=
"0" cellpadding=
"0"> 
 250 <tr valign=
"top" align=
"left"> 
 251 <td width=
"19%"></td> 
 253 <p>type of samples interleaving in input image, where
 
 254 <i>config
</i> may be:
</p></td> 
 257 <table width=
"100%" border=
0 rules=
"none" frame=
"void" 
 258        cols=
"3" cellspacing=
"0" cellpadding=
"0"> 
 259 <tr valign=
"top" align=
"left"> 
 260 <td width=
"19%"></td> 
 267 <p>pixel interleaved data (default),
</p> 
 269 <tr valign=
"top" align=
"left"> 
 270 <td width=
"19%"></td> 
 277 <p>band interleaved data.
</p> 
 281 <table width=
"100%" border=
0 rules=
"none" frame=
"void" 
 282        cols=
"2" cellspacing=
"0" cellpadding=
"0"> 
 283 <tr valign=
"top" align=
"left"> 
 286 <p><b>−p
</b> <i>photo
</i></p></td> 
 289 <table width=
"100%" border=
0 rules=
"none" frame=
"void" 
 290        cols=
"2" cellspacing=
"0" cellpadding=
"0"> 
 291 <tr valign=
"top" align=
"left"> 
 292 <td width=
"19%"></td> 
 294 <p>photometric interpretation (color space) of the input
 
 295 image, where 
<i>photo
</i> may be:
</p></td> 
 298 <table width=
"100%" border=
0 rules=
"none" frame=
"void" 
 299        cols=
"3" cellspacing=
"0" cellpadding=
"0"> 
 300 <tr valign=
"top" align=
"left"> 
 301 <td width=
"19%"></td> 
 304 <p><b>miniswhite
</b></p> 
 308 <p>white color represented with 
0 value,
</p> 
 310 <tr valign=
"top" align=
"left"> 
 311 <td width=
"19%"></td> 
 314 <p><b>minisblack
</b></p> 
 318 <p>black color represented with 
0 value (default),
</p> 
 320 <tr valign=
"top" align=
"left"> 
 321 <td width=
"19%"></td> 
 328 <p>image has RGB color model,
</p> 
 330 <tr valign=
"top" align=
"left"> 
 331 <td width=
"19%"></td> 
 338 <p>image has CMYK (separated) color model,
</p> 
 340 <tr valign=
"top" align=
"left"> 
 341 <td width=
"19%"></td> 
 348 <p>image has YCbCr color model,
</p> 
 350 <tr valign=
"top" align=
"left"> 
 351 <td width=
"19%"></td> 
 358 <p>image has CIE L*a*b color model,
</p> 
 360 <tr valign=
"top" align=
"left"> 
 361 <td width=
"19%"></td> 
 368 <p>image has ICC L*a*b color model,
</p> 
 370 <tr valign=
"top" align=
"left"> 
 371 <td width=
"19%"></td> 
 378 <p>image has ITU L*a*b color model.
</p> 
 382 <table width=
"100%" border=
0 rules=
"none" frame=
"void" 
 383        cols=
"5" cellspacing=
"0" cellpadding=
"0"> 
 384 <tr valign=
"top" align=
"left"> 
 385 <td width=
"10%"></td> 
 388 <p><b>−s
</b></p> 
 393 <p>swap bytes fetched from the input file.
</p> 
 397 <tr valign=
"top" align=
"left"> 
 398 <td width=
"10%"></td> 
 401 <p><b>−L
</b></p> 
 406 <p>input data has LSB2MSB bit order (default).
</p> 
 410 <tr valign=
"top" align=
"left"> 
 411 <td width=
"10%"></td> 
 414 <p><b>−M
</b></p> 
 419 <p>input data has MSB2LSB bit order.
</p> 
 423 <tr valign=
"top" align=
"left"> 
 424 <td width=
"10%"></td> 
 427 <p><b>−c
</b></p> 
 432 <p>Specify a compression scheme to use when writing image
 
 433 data: 
<b>−c none
</b> for no compression, 
<b>−c
 
 434 packbits
</b> for the PackBits compression algorithm (the
 
 435 default), 
<b>−c jpeg
</b> for the baseline JPEG
 
 436 compression algorithm, 
<b>−c zip
</b> for the Deflate
 
 437 compression algorithm, and 
<b>−c lzw
</b> for
 
 438 Lempel-Ziv 
& Welch.
</p> 
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"0" cellpadding=
"0"> 
 446 <tr valign=
"top" align=
"left"> 
 449 <p><b>−r
</b> <i>number
</i></p></td> 
 452 <table width=
"100%" border=
0 rules=
"none" frame=
"void" 
 453        cols=
"2" cellspacing=
"0" cellpadding=
"0"> 
 454 <tr valign=
"top" align=
"left"> 
 455 <td width=
"19%"></td> 
 457 <p>Write data with a specified number of rows per strip; by
 
 458 default the number of rows/strip is selected so that each
 
 459 strip is approximately 
8 kilobytes.
</p> 
 462 <a name=
"GUESSING THE IMAGE GEOMETRY"></a> 
 463 <h2>GUESSING THE IMAGE GEOMETRY
</h2> 
 465 <table width=
"100%" border=
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"left"> 
 470 <p><i>raw2tiff
</i> can guess image width and height in case
 
 471 one or both of these parameters are not specified. If you
 
 472 omit one of those parameters, the complementary one will be
 
 473 calculated based on the file size (taking into account
 
 474 header size, number of bands and data type). If you omit
 
 475 both parameters, the statistical approach will be used.
 
 476 Utility will compute correlation coefficient between two
 
 477 lines at the image center using several appropriate line
 
 478 sizes and the highest absolute value of the coefficient will
 
 479 indicate the right line size. That is why you should be
 
 480 cautious with the very large images, because guessing
 
 481 process may take a while (depending on your system
 
 482 performance). Of course, the utility can
’t guess the
 
 483 header size, number of bands and data type, so it should be
 
 484 specified manually. If you don
’t know anything about
 
 485 your image, just try with the several combinations of those
 
 488 <p>There is no magic, it is just a mathematical statistics,
 
 489 so it can be wrong in some cases. But for most ordinary
 
 490 images guessing method will work fine.
</p> 
 493 <a name=
"SEE ALSO"></a> 
 496 <table width=
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 501 <p><b>pal2rgb
</b>(
1), 
<b>tiffcp
</b>(
1),
 
 502 <b>tiffmedian
</b>(
1), 
<b>libtiff
</b>(
3)
</p> 
 504 <p>Libtiff library home page:
 
 505 <b>http://www.remotesensing.org/libtiff/
</b></p>