Searched refs:x6 (Results 1 – 1 of 1) sorted by relevance
| /hal_espressif-latest/components/bt/host/bluedroid/external/sbc/encoder/srce/ |
| D | sbc_dct.c | 88 register SINT32 x0, x1, x2, x3, x4, x5, x6, x7, temp; in SBC_FastIDCT8() local
99 x6 = (pInVect[10] - pInVect[14]) >> 1; in SBC_FastIDCT8()
108 x2 -= x6; in SBC_FastIDCT8()
109 x6 <<= 1 ; in SBC_FastIDCT8()
112 SBC_IDCT_MULT(SBC_COS_PI_SUR_4, x6, x6); /*x6 = x6 * cos(1*pi/4) ; */ in SBC_FastIDCT8()
114 SBC_IDCT_MULT(SBC_COS_PI_SUR_8, ( x2 + x6 ), x2); /*x2 = ( x2 + x6 ) * cos(1*pi/8) ; */ in SBC_FastIDCT8()
115 SBC_IDCT_MULT(SBC_COS_3PI_SUR_8, ( temp - x6 ), x6); /*x6 = ( temp - x6 ) * cos(3*pi/8) ;*/ in SBC_FastIDCT8()
119 res_even[ 1 ] = x4 + x6 ; in SBC_FastIDCT8()
120 res_even[ 2 ] = x4 - x6 ; in SBC_FastIDCT8()
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