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Emil's patch to correct the live thumbnail AutoWBGreen

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This commit is contained in:
Hombre 2010-09-29 17:59:00 +02:00
parent f80e07801d
commit f348121ffb
1 changed files with 7 additions and 5 deletions
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12
rtengine/rtthumbnail.cc
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@ -119,14 +119,16 @@ Thumbnail* Thumbnail::loadFromImage (const Glib::ustring& fname, int &w, int &h,
for (int i=1; i<img->height-1; i++)
for (int j=1; j<img->width-1; j++) {
int ofs = 3*(i*img->width + j);
if (img->data[ofs]>250 || img->data[ofs+1]>250 || img->data[ofs+2]>250)
int rtmp=img->data[ofs], gtmp=img->data[ofs+1], btmp=img->data[ofs+2];
if (rtmp>64000 || gtmp>64000 || btmp>64000)
continue;
avg_r += 256*img->data[ofs];
avg_g += 256*img->data[ofs+1];
avg_b += 256*img->data[ofs+2];
avg_r += rtmp;
avg_g += gtmp;
avg_b += btmp;
n++;
}
ColorTemp::mul2temp (avg_r/n, avg_g/n, avg_b/n, tpp->autowbTemp, tpp->autowbGreen);
if (n>0)
ColorTemp::mul2temp (avg_r/n, avg_g/n, avg_b/n, tpp->autowbTemp, tpp->autowbGreen);
delete img;
tpp->init ();