Lines Matching defs:alphabase
79 TYPE alphabase[2], alphause[2];
87 /* find lowest and highest alpha value in block, alphabase[0] lowest, alphabase[1] highest */
88 alphabase[0] = T_MAX; alphabase[1] = T_MIN;
96 if (srccolors[j][i] > alphabase[1])
97 alphabase[1] = srccolors[j][i];
98 if (srccolors[j][i] < alphabase[0])
99 alphabase[0] = srccolors[j][i];
105 if (((alphabase[0] > alphabase[1]) && !(alphaabsmin && alphaabsmax))
106 || (alphabase[0] == alphabase[1] && !alphaabsmin && !alphaabsmax)) { /* one color, either max or min */
130 else alphause[0] = alphabase[0];
132 else alphause[1] = alphabase[1];
201 we have valid alphabase colors which we absolutely need (alphabase[0] <= alphabase[1]) */
205 acutValues[aindex] = (alphabase[0] * (10 - (2*aindex + 1)) + alphabase[1] * (2*aindex + 1)) / 10;
221 alphadist = srccolors[j][i] - alphabase[0];
225 alphadist = srccolors[j][i] - (alphabase[0] * 4 + alphabase[1] * 1) / 5;
229 alphadist = srccolors[j][i] - (alphabase[0] * 3 + alphabase[1] * 2) / 5;
233 alphadist = srccolors[j][i] - (alphabase[0] * 2 + alphabase[1] * 3) / 5;
237 alphadist = srccolors[j][i] - (alphabase[0] * 1 + alphabase[1] * 4) / 5;
241 alphadist = srccolors[j][i] - alphabase[1];
260 if ((srccolors[j][i] > alphatest[1]) && (srccolors[j][i] < (T_MAX -(alphabase[1] - alphabase[0]) / 28)))
262 if ((srccolors[j][i] < alphatest[0]) && (srccolors[j][i] > (alphabase[1] - alphabase[0]) / 28))
403 alphabase[0], alphabase[1]);
406 TAG(write_rgtc_encoded_channel)( blkaddr, alphabase[0], alphabase[1], alphaenc2 );