Lines Matching refs:histogram
86 uint32 histogram[B_LEN][B_LEN][B_LEN];
192 * STEP 2: get histogram, initialize first box
230 * STEP 5: scan histogram and map all values to closest color
361 { register uint32 *ptr = &histogram[0][0][0];
385 histogram[red][green][blue]++;
419 * See which axis is the largest, do a histogram along that
430 /* get histogram along longest axis */
437 iptr = &histogram[ir][ig][ptr->bmin];
451 iptr = &histogram[ir][ig][ptr->bmin];
465 iptr = &histogram[ir][ptr->gmin][ib];
537 histp = &histogram[ir][ig][box->bmin];
548 histp = &histogram[ir][ig][box->bmin];
561 histp = &histogram[ir][ig][box->bmin];
572 histp = &histogram[ir][ig][box->bmin];
585 histp = &histogram[ir][box->gmin][ib];
598 histp = &histogram[ir][box->gmin][ib];
704 register uint32 *histp = &histogram[0][0][0];
767 *outptr++ = (unsigned char)histogram[red][green][blue];
832 oval = histogram[r2][g2][b2];
859 histogram[r2][g2][b2] = oval;