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#include <ctype.h> |
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< |
VIEW ourview = STDVIEW(470); /* viewing parameters */ |
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> |
VIEW ourview = STDVIEW; /* viewing parameters */ |
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> |
int hresolu, vresolu; /* image resolution */ |
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int psample = 8; /* pixel sample size */ |
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double maxdiff = .15; /* max. sample difference */ |
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newimage(); /* set up image */ |
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for ( ; ; ) { /* quit in command() */ |
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while (ourview.hresolu <= 1<<pdepth && |
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ourview.vresolu <= 1<<pdepth) |
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while (hresolu <= 1<<pdepth && |
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vresolu <= 1<<pdepth) |
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command("done: "); |
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if (ourview.hresolu <= psample<<pdepth && |
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ourview.vresolu <= psample<<pdepth) { |
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if (hresolu <= psample<<pdepth && |
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vresolu <= psample<<pdepth) { |
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sprintf(buf, "%d sampling...\n", 1<<pdepth); |
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(*dev->comout)(buf); |
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rsample(); |
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} else { |
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sprintf(buf, "%d refining...\n", 1<<pdepth); |
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(*dev->comout)(buf); |
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refine(&ptrunk, 0, 0, ourview.hresolu, |
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ourview.vresolu, pdepth+1); |
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refine(&ptrunk, 0, 0, hresolu, vresolu, pdepth+1); |
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} |
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if (dev->inpready) |
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command(": "); |
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* difference, we subsample the super-pixels. The testing process |
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* includes initialization of the next row. |
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*/ |
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< |
xsiz = (((pframe.r-pframe.l)<<pdepth)+ourview.hresolu-1) / |
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ourview.hresolu; |
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< |
ysiz = (((pframe.u-pframe.d)<<pdepth)+ourview.vresolu-1) / |
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ourview.vresolu; |
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xsiz = (((pframe.r-pframe.l)<<pdepth)+hresolu-1) / hresolu; |
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ysiz = (((pframe.u-pframe.d)<<pdepth)+vresolu-1) / vresolu; |
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rl = (RECT *)malloc(xsiz*sizeof(RECT)); |
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pl = (PNODE **)malloc(xsiz*sizeof(PNODE *)); |
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if (rl == NULL || pl == NULL) |
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* Initialize the bottom row. |
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*/ |
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rl[0].l = rl[0].d = 0; |
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rl[0].r = ourview.hresolu; rl[0].u = ourview.vresolu; |
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rl[0].r = hresolu; rl[0].u = vresolu; |
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pl[0] = findrect(pframe.l, pframe.d, &ptrunk, rl, pdepth); |
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for (x = 1; x < xsiz; x++) { |
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rl[x].l = rl[x].d = 0; |
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rl[x].r = ourview.hresolu; rl[x].u = ourview.vresolu; |
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pl[x] = findrect(pframe.l+((x*ourview.hresolu)>>pdepth), |
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rl[x].r = hresolu; rl[x].u = vresolu; |
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pl[x] = findrect(pframe.l+((x*hresolu)>>pdepth), |
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pframe.d, &ptrunk, rl+x, pdepth); |
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} |
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/* sample the image */ |
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* Find super-pixel at this position in next row. |
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*/ |
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r.l = r.d = 0; |
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r.r = ourview.hresolu; r.u = ourview.vresolu; |
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p = findrect(pframe.l+((x*ourview.hresolu)>>pdepth), |
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pframe.d+(((y+1)*ourview.vresolu)>>pdepth), |
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r.r = hresolu; r.u = vresolu; |
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p = findrect(pframe.l+((x*hresolu)>>pdepth), |
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pframe.d+(((y+1)*vresolu)>>pdepth), |
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&ptrunk, &r, pdepth); |
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/* |
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* Test super-pixel in next row. |
