Lines Matching refs:z2
339 INT32 z1, z2, z3; in jpeg_fdct_7x7() local
377 z2 = MULTIPLY(tmp0 - tmp2, FIX(0.920609002)); /* (c2+c4-c6)/2 */ in jpeg_fdct_7x7()
379 dataptr[2] = (DCTELEM) DESCALE(z1 + z2 + z3, CONST_BITS-PASS1_BITS); in jpeg_fdct_7x7()
380 z1 -= z2; in jpeg_fdct_7x7()
381 z2 = MULTIPLY(tmp0 - tmp1, FIX(0.881747734)); /* c4 */ in jpeg_fdct_7x7()
383 DESCALE(z2 + z3 - MULTIPLY(tmp1 - tmp3, FIX(0.707106781)), /* c2+c6-c4 */ in jpeg_fdct_7x7()
385 dataptr[6] = (DCTELEM) DESCALE(z1 + z2, CONST_BITS-PASS1_BITS); in jpeg_fdct_7x7()
435 z2 = MULTIPLY(tmp0 - tmp2, FIX(1.202428084)); /* (c2+c4-c6)/2 */ in jpeg_fdct_7x7()
437 dataptr[DCTSIZE*2] = (DCTELEM) DESCALE(z1 + z2 + z3, CONST_BITS+PASS1_BITS); in jpeg_fdct_7x7()
438 z1 -= z2; in jpeg_fdct_7x7()
439 z2 = MULTIPLY(tmp0 - tmp1, FIX(1.151670509)); /* c4 */ in jpeg_fdct_7x7()
441 DESCALE(z2 + z3 - MULTIPLY(tmp1 - tmp3, FIX(0.923568041)), /* c2+c6-c4 */ in jpeg_fdct_7x7()
443 dataptr[DCTSIZE*6] = (DCTELEM) DESCALE(z1 + z2, CONST_BITS+PASS1_BITS); in jpeg_fdct_7x7()
947 INT32 z1, z2; in jpeg_fdct_9x9() local
981 z2 = tmp1 + tmp4; in jpeg_fdct_9x9()
983 dataptr[0] = (DCTELEM) ((z1 + z2 - 9 * CENTERJSAMPLE) << 1); in jpeg_fdct_9x9()
985 DESCALE(MULTIPLY(z1 - z2 - z2, FIX(0.707106781)), /* c6 */ in jpeg_fdct_9x9()
988 z2 = MULTIPLY(tmp1 - tmp4 - tmp4, FIX(0.707106781)); /* c6 */ in jpeg_fdct_9x9()
991 + z1 + z2, CONST_BITS-1); in jpeg_fdct_9x9()
994 + z1 - z2, CONST_BITS-1); in jpeg_fdct_9x9()
1047 z2 = tmp1 + tmp4; in jpeg_fdct_9x9()
1049 DESCALE(MULTIPLY(z1 + z2, FIX(1.580246914)), /* 128/81 */ in jpeg_fdct_9x9()
1052 DESCALE(MULTIPLY(z1 - z2 - z2, FIX(1.117403309)), /* c6 */ in jpeg_fdct_9x9()
1055 z2 = MULTIPLY(tmp1 - tmp4 - tmp4, FIX(1.117403309)); /* c6 */ in jpeg_fdct_9x9()
1058 + z1 + z2, CONST_BITS+2); in jpeg_fdct_9x9()
1061 + z1 - z2, CONST_BITS+2); in jpeg_fdct_9x9()
1262 INT32 z1, z2, z3; in jpeg_fdct_11x11() local
1308 z2 = MULTIPLY(tmp1 - tmp3, FIX(0.926112931)); /* c6 */ in jpeg_fdct_11x11()
1311 DESCALE(z1 + z2 - MULTIPLY(tmp3, FIX(1.018300590)) /* c2+c8-c6 */ in jpeg_fdct_11x11()
1315 DESCALE(z2 + z3 + MULTIPLY(tmp1, FIX(0.062335650)) /* c4-c6-c10 */ in jpeg_fdct_11x11()
1393 z2 = MULTIPLY(tmp1 - tmp3, FIX(0.979689713)); /* c6 */ in jpeg_fdct_11x11()
1396 DESCALE(z1 + z2 - MULTIPLY(tmp3, FIX(1.077210542)) /* c2+c8-c6 */ in jpeg_fdct_11x11()
1400 DESCALE(z2 + z3 + MULTIPLY(tmp1, FIX(0.065941844)) /* c4-c6-c10 */ in jpeg_fdct_11x11()
1612 INT32 z1, z2; in jpeg_fdct_13x13() local
1668 z2 = MULTIPLY(tmp0 + tmp2, FIX(0.096834934)) - /* (c4-c6)/2 */ in jpeg_fdct_13x13()
1672 dataptr[4] = (DCTELEM) DESCALE(z1 + z2, CONST_BITS); in jpeg_fdct_13x13()
1673 dataptr[6] = (DCTELEM) DESCALE(z1 - z2, CONST_BITS); in jpeg_fdct_13x13()
1762 z2 = MULTIPLY(tmp0 + tmp2, FIX(0.073342435)) - /* (c4-c6)/2 */ in jpeg_fdct_13x13()
1766 dataptr[DCTSIZE*4] = (DCTELEM) DESCALE(z1 + z2, CONST_BITS+1); in jpeg_fdct_13x13()
1767 dataptr[DCTSIZE*6] = (DCTELEM) DESCALE(z1 - z2, CONST_BITS+1); in jpeg_fdct_13x13()
2013 INT32 z1, z2, z3; in jpeg_fdct_15x15() local
2051 z2 = tmp1 + tmp3 + tmp6; in jpeg_fdct_15x15()
2054 dataptr[0] = (DCTELEM) (z1 + z2 + z3 - 15 * CENTERJSAMPLE); in jpeg_fdct_15x15()
2058 MULTIPLY(z2 - z3, FIX(0.437016024)), /* c12 */ in jpeg_fdct_15x15()
2063 z2 = MULTIPLY(tmp5 - tmp2, FIX(0.798468008)) - /* c8-c14 */ in jpeg_fdct_15x15()
2070 dataptr[4] = (DCTELEM) DESCALE(z2 + z3, CONST_BITS); in jpeg_fdct_15x15()
2134 z2 = tmp1 + tmp3 + tmp6; in jpeg_fdct_15x15()
2137 DESCALE(MULTIPLY(z1 + z2 + z3, FIX(1.137777778)), /* 256/225 */ in jpeg_fdct_15x15()
2142 MULTIPLY(z2 - z3, FIX(0.497227121)), /* c12 */ in jpeg_fdct_15x15()
2147 z2 = MULTIPLY(tmp5 - tmp2, FIX(0.908479156)) - /* c8-c14 */ in jpeg_fdct_15x15()
2154 dataptr[DCTSIZE*4] = (DCTELEM) DESCALE(z2 + z3, CONST_BITS+2); in jpeg_fdct_15x15()
2586 INT32 z1, z2, z3; in jpeg_fdct_14x7() local
2709 z2 = MULTIPLY(tmp0 - tmp2, FIX(1.202428084)); /* (c2+c4-c6)/2 */ in jpeg_fdct_14x7()
2711 dataptr[DCTSIZE*2] = (DCTELEM) DESCALE(z1 + z2 + z3, CONST_BITS+PASS1_BITS+1); in jpeg_fdct_14x7()
2712 z1 -= z2; in jpeg_fdct_14x7()
2713 z2 = MULTIPLY(tmp0 - tmp1, FIX(1.151670509)); /* c4 */ in jpeg_fdct_14x7()
2715 DESCALE(z2 + z3 - MULTIPLY(tmp1 - tmp3, FIX(0.923568041)), /* c2+c6-c4 */ in jpeg_fdct_14x7()
2717 dataptr[DCTSIZE*6] = (DCTELEM) DESCALE(z1 + z2, CONST_BITS+PASS1_BITS+1); in jpeg_fdct_14x7()
3579 INT32 z1, z2, z3; in jpeg_fdct_7x14() local
3620 z2 = MULTIPLY(tmp0 - tmp2, FIX(0.920609002)); /* (c2+c4-c6)/2 */ in jpeg_fdct_7x14()
3622 dataptr[2] = (DCTELEM) DESCALE(z1 + z2 + z3, CONST_BITS-PASS1_BITS); in jpeg_fdct_7x14()
3623 z1 -= z2; in jpeg_fdct_7x14()
3624 z2 = MULTIPLY(tmp0 - tmp1, FIX(0.881747734)); /* c4 */ in jpeg_fdct_7x14()
3626 DESCALE(z2 + z3 - MULTIPLY(tmp1 - tmp3, FIX(0.707106781)), /* c2+c6-c4 */ in jpeg_fdct_7x14()
3628 dataptr[6] = (DCTELEM) DESCALE(z1 + z2, CONST_BITS-PASS1_BITS); in jpeg_fdct_7x14()