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* program to convert between RADIANCE and Windows BMP file |
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*/ |
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#include <stdio.h> |
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#include <math.h> |
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#include <string.h> |
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#include "rtio.h" |
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#include "platform.h" |
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#include "color.h" |
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#include "tonemap.h" |
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if (rgbp == NULL) { |
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hdr = BMPmappedHeader(scanlen(&rs), |
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numscans(&rs), 0, 256); |
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/* |
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if (outfile != NULL) |
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hdr->compr = BI_RLE8; |
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*/ |
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} else |
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hdr = BMPtruecolorHeader(scanlen(&rs), |
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numscans(&rs), 0); |
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static int |
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headline(char *s, void *p) |
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{ |
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char fmt[32]; |
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char fmt[MAXFMTLEN]; |
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if (formatval(fmt, s)) { /* check if format string */ |
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if (!strcmp(fmt,COLRFMT)) |
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usexfm = (monpri != NULL ? rgbinp != monpri : |
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rgbinp != TM_XYZPRIM && rgbinp != stdprims); |
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if (usexfm) { |
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double expcomp = pow(2.0, (double)bradj); |
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RGBPRIMP destpri = monpri != NULL ? monpri : stdprims; |
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double expcomp = pow(2.0, (double)bradj); |
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if (rgbinp == TM_XYZPRIM) |
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compxyz2rgbWBmat(xfm, monpri); |
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compxyz2rgbWBmat(xfm, destpri); |
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else |
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comprgb2rgbWBmat(xfm, rgbinp, monpri); |
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comprgb2rgbWBmat(xfm, rgbinp, destpri); |
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for (y = 0; y < 3; y++) |
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for (x = 0; x < 3; x++) |
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xfm[y][x] *= expcomp; |
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BMPWriter *wtr; |
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FILE *fp; |
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int xr, yr; |
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BYTE *pa; |
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uby8 *pa; |
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int i; |
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/* check tone-mapping spec */ |
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i = strlen(expec); |
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quiterr("cannot allocate writer structure"); |
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/* write to BMP file */ |
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while (wtr->yscan < yr) { |
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BYTE *scn = pa + xr*((tmflags & TM_F_BW) ? 1 : 3)* |
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uby8 *scn = pa + xr*((tmflags & TM_F_BW) ? 1 : 3)* |
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(yr-1 - wtr->yscan); |
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if (tmflags & TM_F_BW) |
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memcpy((void *)wtr->scanline, (void *)scn, xr); |