Lines Matching defs:isp
48 int16 isp[], (o) Q15 : isp[m] (range: -1<=val<1)
55 Isf_isp Transformation isf to isp
57 The transformation from isf[i] to isp[i] is
150 int16 isp[], /* (o) Q15 : isp[m] (range: -1<=val<1) */
159 isp[i] = isf[i];
161 isp[m - 1] = shl_int16(isf[m - 1], 1);
165 ind = isp[i] >> 7; /* ind = b7-b15 of isf[i] */
166 offset = (isp[i] & 0x007f); /* offset = b0-b6 of isf[i] */
168 /* isp[i] = table[ind]+ ((table[ind+1]-table[ind])*offset) / 128 */
171 isp[i] = add_int16(table[ind], (int16)(L_tmp >> 8));