| /frameworks/av/media/libstagefright/codecs/amrwbenc/src/ |
| q_gain2.c | 79 Word16 exp, frac, gcode0, exp_gcode0, e_max, exp_code, qua_ener; local
177 L_tmp = Dot_product12_asm(code, code, L_subfr, &exp_code);
179 L_tmp = Dot_product12(code, code, L_subfr, &exp_code);
181 /* exp_code: -18 (code in Q9), -6 (/L_subfr), -31 (L_tmp Q31->Q0) */
182 exp_code = (exp_code - (18 + 6 + 31));
185 exp += exp_code;
229 * exp_code = exp_gcode0-11+15 = exp_gcode0+4 *
233 * g_code*g_code = (2*exp_code)+15 *
234 * g_code = exp_code *
[all...] |
| /frameworks/av/media/libstagefright/codecs/amrnb/common/src/ |
| gc_pred.cpp | 339 Word16 exp_code, gcode0;
345 exp_code = norm_l (ener_code);
346 ener_code = L_shl (ener_code, exp_code);
349 Log2_norm (ener_code, exp_code, &exp, &frac);
383 // ener_code = <xn xn> * 2^27*2^exp_code
385 // = <xn xn> * 2^11*2^exp_code
389 // ==> exp_en = -11-exp_code;
392 *exp_en = sub (-11, exp_code);
486 Word16 exp_code, gcode0; local
589 exp_code = norm_l(ener_code)
[all...] |
| /frameworks/av/media/libstagefright/codecs/amrnb/enc/src/ |
| qua_gain.cpp | 218 Word16 exp_code; local
271 exp_code = sub(exp_gcode0, 11, pOverflow);
277 temp = shl(exp_code, 1, pOverflow);
281 exp_max[3] = add(exp_coeff[3], exp_code, pOverflow);
283 temp = add(1, exp_code, pOverflow);
|
| qgain795.cpp | 231 Word16 exp_code; local
258 exp_code = sub(exp_gcode0, 10, pOverflow);
263 exp_max[2] = add(exp_coeff[2], add(15, shl(exp_code, 1, pOverflow), pOverflow), pOverflow);
264 exp_max[3] = add(exp_coeff[3], exp_code, pOverflow);
265 exp_max[4] = add(exp_coeff[4], add(exp_code, 1, pOverflow), pOverflow);
[all...] |
