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  /frameworks/av/media/libstagefright/codecs/amrwb/src/
agc2_amr_wb.cpp 125 int16 gain_in, gain_out, g0; local
148 /* calculate gain_in with exponent */
166 gain_in = amr_wb_round(s << i);
170 * g0 = sqrt(gain_in/gain_out)
173 s = div_16by16(gain_out, gain_in);
174 s = shl_int32(s, 7); /* s = gain_out / gain_in */
  /frameworks/av/media/libstagefright/codecs/amrnb/dec/src/
agc.cpp 654 Word16 gain_in, gain_out, g0, gain;
668 // calculate gain_in with exponent
678 gain_in = pv_round (L_shl (s, i));
682 * g0 = (1-agc_fac) * sqrt(gain_in/gain_out); *
685 s = L_deposit_l (div_s (gain_out, gain_in));
686 s = L_shl (s, 7); // s = gain_out / gain_in
697 + (1-agc_fac) * sqrt(gain_in/gain_out)
750 Word16 gain_in; local
773 /* calculate gain_in with exponent */
787 gain_in = pv_round(L_temp, pOverflow)
973 Word16 gain_in; local
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