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Patch to fix behavior of Exposure slider. Corresponding bugfix for autoexposure.

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This commit is contained in:
Emil Martinec
2010-07-31 02:11:54 -05:00
parent db4de44e30
commit e39dd457dd
3 changed files with 21 additions and 6 deletions
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9
rtengine/amaze_interpolate_RT.cc
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@@ -69,7 +69,7 @@ void RawImageSource::amaze_demosaic_RT() {
static const float eps=1e-5, epssq=1e-10; //tolerance to avoid dividing by zero
//adaptive ratios threshold
static const float arthresh=-0.75;
static const float arthresh=0.75;
//nyquist texture test threshold
static const float nyqthresh=0.5;
//diagonal interpolation test threshold
@@ -798,16 +798,19 @@ void RawImageSource::amaze_demosaic_RT() {
ve=fabs(0.5-hvwtalt);
if (vo<ve) {hvwt[indx]=hvwtalt;}//a better result was obtained from the neighbors
//if (hvwt[indx]<0.25) hvwt[indx]=0.0;
//if (hvwt[indx]>0.75) hvwt[indx]=1.0;
Dgrb[indx][0] = (hcd[indx]*(1-hvwt[indx]) + vcd[indx]*hvwt[indx]);//evaluate color differences
//if (hvwt[indx]<0.5) Dgrb[indx][0]=hcd[indx];
//if (hvwt[indx]>0.5) Dgrb[indx][0]=vcd[indx];
rgb[indx][1] = cfa[indx] + Dgrb[indx][0];//evaluate G (finally!)
//local curvature in G (preparation for nyquist refinement step)
if (nyquist[indx]) {
Dgrbh2[indx] = SQR(rgb[indx][1] - 0.5*(rgb[indx-1][1]+rgb[indx+1][1]));
Dgrbv2[indx] = SQR(rgb[indx][1] - 0.5*(rgb[indx-v1][1]+rgb[indx+v1][1]));
} else {
Dgrbh2[indx] = Dgrbv2[indx] = 0;
}
}