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/netgear-R7000-V1.0.7.12_1.2.5/components/opensource/linux/linux-2.6.36/drivers/media/video/cx88/
H A Dcx88-dsp.c102 s32 s_prev2 = 0; local
110 s32 s = x[i] + ((s64)coeff*s_prev/32768) - s_prev2;
111 s_prev2 = s_prev;
115 tmp = (s64)s_prev2 * s_prev2 + (s64)s_prev * s_prev -
116 (s64)coeff * s_prev2 * s_prev / 32768;

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