| 48 |
|
.TP |
| 49 |
|
.BR \-o |
| 50 |
|
Print original values, before exposure compensation. |
| 51 |
+ |
If the input file is in XYZE format, the Y (green) channel |
| 52 |
+ |
will correspond to units of candelas/meter^2. |
| 53 |
+ |
Otherwise, the RGB values should be in spectral watts/steradian/meter^2. |
| 54 |
|
Specifying |
| 55 |
|
.I \+o |
| 56 |
< |
uses final values, which is the default. |
| 56 |
> |
uses final exposed values, which is the default. |
| 57 |
|
.TP |
| 58 |
|
.BR \-h |
| 59 |
|
Do not print header. |
| 210 |
|
x or along y. |
| 211 |
|
Most Radiance pictures are sorted top to bottom, then left |
| 212 |
|
to right. |
| 213 |
< |
This corresponds to a specification of the form "-y yres +x xres". |
| 213 |
> |
This corresponds to a specification of the form "\-y yres +x xres". |
| 214 |
|
Either an upper or lower case 'X' may be used for this option. |
| 215 |
|
Like the |
| 216 |
|
.I \-y |
| 220 |
|
.SH EXAMPLE |
| 221 |
|
To look at the original, unique pixels in picture: |
| 222 |
|
.IP "" .2i |
| 223 |
< |
pvalue -o -u picture | more |
| 223 |
> |
pvalue \-o \-u picture | more |
| 224 |
|
.PP |
| 225 |
|
To convert from a 512x400 8-bit greyscale image in bottom to top, |
| 226 |
|
left to right scanline ordering: |
| 227 |
|
.IP "" .2i |
| 228 |
< |
pvalue -r -db -b -h +y 400 +x 512 input.im > flipped.pic |
| 228 |
> |
pvalue \-r \-db \-b \-h +y 400 +x 512 input.im > flipped.hdr |
| 229 |
|
.br |
| 230 |
< |
pflip -v flipped.pic > final.pic |
| 230 |
> |
pflip \-v flipped.hdr > final.hdr |
| 231 |
|
.SH AUTHOR |
| 232 |
|
Greg Ward |
| 233 |
|
.SH BUGS |
