Searched refs:sin_w0 (Results 1 - 2 of 2) sorted by relevance

/netgear-R7000-V1.0.7.12_1.2.5/ap/gpl/minidlna/ffmpeg-2.3.4/libavcodec/
H A Diirfilter.c122 double cos_w0, sin_w0; local
137 sin_w0 = sin(M_PI * cutoff_ratio);
139 a0 = 1.0 + (sin_w0 / 2.0);
150 c->cy[0] = (-1.0 + (sin_w0 / 2.0)) / a0;
/netgear-R7000-V1.0.7.12_1.2.5/ap/gpl/iserver/libav-0.8.8/libavcodec/
H A Diirfilter.c119 double cos_w0, sin_w0; local
134 sin_w0 = sin(M_PI * cutoff_ratio);
136 a0 = 1.0 + (sin_w0 / 2.0);
147 c->cy[0] = (-1.0 + (sin_w0 / 2.0)) / a0;

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