liz/rawTherapee
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moved scale_colors

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This commit is contained in:
ffsup2
2010-12-05 19:42:34 +01:00
parent 7e10d1df1f
commit d627b3f7ef
1 changed files with 1 additions and 79 deletions
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80
rtengine/rawimagesource.cc
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@@ -760,87 +760,9 @@ int RawImageSource::load (Glib::ustring fname, bool batch) {
camProfile = iccStore->createFromMatrix (cam, false, "Camera");
inverse33 (cam, icam);
//----------------- scalecolors
unsigned row, col, ur, uc, i, x, y, c, sum[8];
int val, dark, sat;
double dsum[8], dmin, dmax;
float pre_mul[4];
ri->get_colorsCoeff( pre_mul, scale_mul, cblack );
for (int c = 0; c < 4; c++){
cblack[c] = ri->get_cblack(c) + ri->get_black();
pre_mul[c] = ri->get_pre_mul(c);
}
if ( ri->get_cam_mul(0) == -1 ) {
memset(dsum, 0, sizeof dsum);
for (row = 0; row < H; row += 8)
for (col = 0; col < W; col += 8) {
memset(sum, 0, sizeof sum);
for (y = row; y < row + 8 && y < H; y++)
for (x = col; x < col + 8 && x < W; x++)
for (int c = 0; c < 3; c++) {
if (ri->isBayer()) {
c = FC(y, x);
val = ri->data[y][x];
} else
val = ri->data[y][3*x+c];
if (val > ri->get_white() - 25)
goto skip_block;
if ((val -= cblack[c]) < 0)
val = 0;
sum[c] += val;
sum[c + 4]++;
if (ri->isBayer())
break;
}
for (c = 0; c < 8; c++)
dsum[c] += sum[c];
skip_block: ;
}
for (int c = 0; c < 4; c++)
if (dsum[c])
pre_mul[c] = dsum[c + 4] / dsum[c];
}else{
memset(sum, 0, sizeof sum);
for (row = 0; row < 8; row++)
for (col = 0; col < 8; col++) {
int c = FC(row, col);
if ((val = ri->get_whiteSample(row,col) - cblack[c]) > 0)
sum[c] += val;
sum[c + 4]++;
}
if (sum[0] && sum[1] && sum[2] && sum[3])
for (int c = 0; c < 4; c++)
pre_mul[c] = (float) sum[c + 4] / sum[c];
else if (ri->get_cam_mul(0) && ri->get_cam_mul(2)){
pre_mul[0] = ri->get_cam_mul(0);
pre_mul[1] = ri->get_cam_mul(1);
pre_mul[2] = ri->get_cam_mul(2);
pre_mul[3] = ri->get_cam_mul(3);
}else
fprintf(stderr, "Cannot use camera white balance.\n");
}
if (pre_mul[3] == 0)
pre_mul[3] = ri->get_colors() < 4 ? pre_mul[1] : 1;
dark = ri->get_black();
sat = ri->get_white();
sat -= ri->get_black();
for (dmin = DBL_MAX, dmax = c = 0; c < 4; c++) {
if (dmin > pre_mul[c])
dmin = pre_mul[c];
if (dmax < pre_mul[c])
dmax = pre_mul[c];
}
for (c = 0; c < 4; c++)
scale_mul[c] = (pre_mul[c] /= dmax) * 65535.0 / sat;
if (settings->verbose) {
fprintf(stderr,"Scaling with darkness %d, saturation %d, and\nmultipliers", dark, sat);
for (c = 0; c < 4; c++)
fprintf(stderr, " %f", pre_mul[c]);
fputc('\n', stderr);
}
camwb_red = ri->get_pre_mul(0) / pre_mul[0];
camwb_green = ri->get_pre_mul(1) / pre_mul[1];
camwb_blue = ri->get_pre_mul(2) / pre_mul[2];