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% Version 3.3.2 prologue for troff files.
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/R  /Times-Roman def
/I  /Times-Italic def
/B  /Times-Bold def
/BI /Times-BoldItalic def
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/HB /Helvetica-Bold def
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/CW /Courier def
/CO /Courier def
/CI /Courier-Oblique def
/CB /Courier-Bold def
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/PA /Palatino-Roman def
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	addmetrics
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/w {neg moveto show} bind def
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%
% A few arrays used to adjust reference points and character widths in some
% of the printer resident fonts. If square roots are too high try changing
% the lines describing /radical and /radicalex to,
%
%	/radical	[0 -75 550 0]
%	/radicalex	[-50 -75 500 0]
%
% Move braceleftbt a bit - default PostScript character is off a bit.
%

/Sdefs [
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	/bracketrighttp		[-81 380]
	/bracketrightbt		[-83 380]
	/braceleftbt		[203 490]
	/bracketrightex		[220 -125 500 0]
	/radical		[0 0 550 0]
	/radicalex		[-50 0 500 0]
	/parenleftex		[-20 -170 0 0]
	/integral		[100 -50 500 0]
	/infinity		[10 -75 730 0]
] def

/S1defs [
	/underscore		[0 80 500 0]
	/endash			[7 90 650 0]
] def
%
% Tries to round clipping path dimensions, as stored in array pagebbox, so they
% match one of the known sizes in the papersizes array. Lower left coordinates
% are always set to 0.
%

/roundpagebbox {
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	/papersizes [8.5 inch 11 inch 14 inch 17 inch] def

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%%EndProlog
%%BeginSetup
mark
%
% Encoding vector and redefinition of findfont for the ISO Latin1 standard.
% The 18 characters missing from ROM based fonts on older printers are noted
% below.
%

/ISOLatin1Encoding [
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	/one
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	/A
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	/P
	/Q
	/R
	/S
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	/U
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	/X
	/Y
	/Z
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	/a
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	/c
	/d
	/e
	/f
	/g
	/h
	/i
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	/k
	/l
	/m
	/n
	/o
	/p
	/q
	/r
	/s
	/t
	/u
	/v
	/w
	/x
	/y
	/z
	/braceleft
	/bar
	/braceright
	/asciitilde
	/.notdef
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	/.notdef
	/.notdef
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	/grave
	/acute
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	/tilde
	/macron
	/breve
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	/hungarumlaut
	/ogonek
	/caron
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	/exclamdown
	/cent
	/sterling
	/currency
	/yen
	/brokenbar		% missing
	/section
	/dieresis
	/copyright
	/ordfeminine
	/guillemotleft
	/logicalnot
	/hyphen
	/registered
	/macron
	/degree			% missing
	/plusminus		% missing
	/twosuperior		% missing
	/threesuperior		% missing
	/acute
	/mu			% missing
	/paragraph
	/periodcentered
	/cedilla
	/onesuperior		% missing
	/ordmasculine
	/guillemotright
	/onequarter		% missing
	/onehalf		% missing
	/threequarters		% missing
	/questiondown
	/Agrave
	/Aacute
	/Acircumflex
	/Atilde
	/Adieresis
	/Aring
	/AE
	/Ccedilla
	/Egrave
	/Eacute
	/Ecircumflex
	/Edieresis
	/Igrave
	/Iacute
	/Icircumflex
	/Idieresis
	/Eth			% missing
	/Ntilde
	/Ograve
	/Oacute
	/Ocircumflex
	/Otilde
	/Odieresis
	/multiply		% missing
	/Oslash
	/Ugrave
	/Uacute
	/Ucircumflex
	/Udieresis
	/Yacute			% missing
	/Thorn			% missing
	/germandbls
	/agrave
	/aacute
	/acircumflex
	/atilde
	/adieresis
	/aring
	/ae
	/ccedilla
	/egrave
	/eacute
	/ecircumflex
	/edieresis
	/igrave
	/iacute
	/icircumflex
	/idieresis
	/eth			% missing
	/ntilde
	/ograve
	/oacute
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	/otilde
	/odieresis
	/divide			% missing
	/oslash
	/ugrave
	/uacute
	/ucircumflex
	/udieresis
	/yacute			% missing
	/thorn			% missing
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] def

/NewFontDirectory FontDirectory maxlength dict def

%
% Apparently no guarantee findfont is defined in systemdict so the obvious
%
%	systemdict /findfont get exec
%
% can generate an error. So far the only exception is a VT600 (version 48.0).
%

userdict /@RealFindfont known not {
	userdict begin
		/@RealFindfont systemdict begin /findfont load end def
	end
} if

/findfont {
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				/Encoding ISOLatin1Encoding def
				currentdict
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			/DummyFontName exch definefont
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} bind def

setup
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(Manual) 3203 1230 w
10 /Times-Bold f
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(Table Of Contents) 720 2196 w
10 /Times-Bold f
(NAME) 720 2436 w
10 /Times-Roman f
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10 /Times-Roman f
([) 1787 2988 w
10 /Times-Italic f
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10 /Times-Roman f
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10 /Times-Roman f
(This program is part of Netpbm.) 720 3420 w
10 /Times-Bold f
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10 /Times-Roman f
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(a) 1665 3576 w
(PPM) 1768 3576 w
(image) 2028 3576 w
(as) 2331 3576 w
(input.) 2473 3576 w
(Produces) 2788 3576 w
(3) 3213 3576 w
(raw) 3322 3576 w
(files) 3530 3576 w
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10 /Times-Roman f
(.Y,) 4160 3576 w
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10 /Times-Roman f
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(The) 720 3852 w
(output) 908 3852 w
(files) 1197 3852 w
(are) 1402 3852 w
(the) 1556 3852 w
(subsampled) 1712 3852 w
(raw) 2218 3852 w
(YUV) 2401 3852 w
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(of) 3250 3852 w
(the) 3367 3852 w
(input) 3523 3852 w
(PPM) 3763 3852 w
(image,) 3998 3852 w
(as) 4301 3852 w
(required) 4418 3852 w
(by) 4784 3852 w
(the) 4918 3852 w
(Stanford) 720 3972 w
(MPEG) 1094 3972 w
(codec.) 1402 3972 w
(The) 1714 3972 w
(Y) 1899 3972 w
(output) 2001 3972 w
(file) 2287 3972 w
(contains) 2450 3972 w
(a) 2813 3972 w
(byte) 2887 3972 w
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(the) 3782 3972 w
(image,) 3933 3972 w
(with) 4231 3972 w
(the) 4438 3972 w
(rows) 4589 3972 w
(going) 4812 3972 w
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(top) 952 4092 w
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(bottom) 1234 4092 w
(and) 1556 4092 w
(the) 1738 4092 w
(columns) 1898 4092 w
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(each) 2569 4092 w
(row) 2789 4092 w
(going) 2982 4092 w
(left) 3248 4092 w
(to) 3419 4092 w
(right.) 3536 4092 w
(The) 3814 4092 w
(U) 4008 4092 w
(and) 4119 4092 w
(V) 4302 4092 w
(output) 4413 4092 w
(files) 4708 4092 w
(are) 4919 4092 w
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(similarly,) 1107 4212 w
(except) 1527 4212 w
(that) 1826 4212 w
(each) 2015 4212 w
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(4) 3388 4212 w
(pixels) 3476 4212 w
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(image.) 4034 4212 w
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(the) 4918 4212 w
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(mean) 1151 4332 w
(of) 1393 4332 w
(the) 1502 4332 w
(value) 1650 4332 w
(for) 1892 4332 w
(each) 2034 4332 w
(of) 2242 4332 w
(those) 2351 4332 w
(4) 2588 4332 w
(pixels.) 2664 4332 w
(Hence,) 2979 4332 w
(the) 3285 4332 w
(Y) 3434 4332 w
(file) 3533 4332 w
(is) 3693 4332 w
(4) 3787 4332 w
(times) 3864 4332 w
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(the) 4549 4332 w
(U) 4698 4332 w
(file) 4797 4332 w
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(V file.) 720 4452 w
(The YUV values are scaled according to CCIR.601, as assumed by MPEG.) 720 4608 w
10 /Times-Bold f
(SEE ALSO) 720 4848 w
10 /Times-Roman f
(yuvsplittoppm, ppmtoyuv, ppmtoeyuv, ppmtompeg, ppm) 720 5004 w
10 /Times-Bold f
(AUTHOR) 720 5244 w
10 /Times-Roman f
(Copyright \(C\) 1993 by Andre Beck. \(Andre) 720 5436 w
10 /S f
(_) 2470 5436 w
10 /Times-Roman f
(Beck@IRS.Inf.TU\255Dresden.de\)) 2520 5436 w
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10 /LucidaSansUnicode22 f
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