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minX1 should be max(-maxD,0) not max(maxD,0), avoid black band at left

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This commit is contained in:
huangs 2013-11-12 22:37:23 +08:00
parent a81efdbb25
commit f02ce90559
1 changed files with 2 additions and 2 deletions
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4
modules/calib3d/src/stereosgbm.cpp
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@ -114,7 +114,7 @@ static void calcPixelCostBT( const Mat& img1, const Mat& img2, int y,
int tabOfs, int )
{
int x, c, width = img1.cols, cn = img1.channels();
int minX1 = max(maxD, 0), maxX1 = width + min(minD, 0);
int minX1 = max(-maxD, 0), maxX1 = width + min(minD, 0);
int minX2 = max(minX1 - maxD, 0), maxX2 = min(maxX1 - minD, width);
int D = maxD - minD, width1 = maxX1 - minX1, width2 = maxX2 - minX2;
const PixType *row1 = img1.ptr<PixType>(y), *row2 = img2.ptr<PixType>(y);
@ -329,7 +329,7 @@ static void computeDisparitySGBM( const Mat& img1, const Mat& img2,
int disp12MaxDiff = params.disp12MaxDiff > 0 ? params.disp12MaxDiff : 1;
int P1 = params.P1 > 0 ? params.P1 : 2, P2 = max(params.P2 > 0 ? params.P2 : 5, P1+1);
int k, width = disp1.cols, height = disp1.rows;
int minX1 = max(maxD, 0), maxX1 = width + min(minD, 0);
int minX1 = max(-maxD, 0), maxX1 = width + min(minD, 0);
int D = maxD - minD, width1 = maxX1 - minX1;
int INVALID_DISP = minD - 1, INVALID_DISP_SCALED = INVALID_DISP*DISP_SCALE;
int SW2 = SADWindowSize.width/2, SH2 = SADWindowSize.height/2;