| 188 |
|
br->hdr->hRes = rdint32(br); /* horizontal resolution */ |
| 189 |
|
br->hdr->vRes = rdint32(br); /* vertical resolution */ |
| 190 |
|
br->hdr->nColors = rdint32(br); /* # colors used */ |
| 191 |
+ |
if (!br->hdr->nColors && br->hdr->bpp <= 8) |
| 192 |
+ |
br->hdr->nColors = 1<<br->hdr->bpp; |
| 193 |
|
br->hdr->impColors = rdint32(br); /* # important colors */ |
| 194 |
|
if (br->hdr->impColors < 0) |
| 195 |
|
goto err; /* catch premature EOF */ |
| 259 |
|
return -1; |
| 260 |
|
if (hdr->bpp > 8) /* assume they had a reason for it */ |
| 261 |
|
return 0; |
| 262 |
< |
for (rgbp = hdr->palette, n = hdr->nColors; n-- > 0; rgbp++) |
| 263 |
< |
if (((rgbp->r != rgbp->g) | (rgbp->g != rgbp->b))) |
| 262 |
> |
for (rgbp = hdr->palette, n = hdr->impColors; n-- > 0; rgbp++) |
| 263 |
> |
if ((rgbp->r != rgbp->g) | (rgbp->g != rgbp->b)) |
| 264 |
|
return 0; |
| 265 |
|
return 1; /* all colors neutral in map */ |
| 266 |
|
} |
