/usr/lib/pd/extra/iemlib/hp2c_dp~.pd is in pd-iemlib 1.20.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | #N canvas 406 261 412 351 10;
#X obj 22 42 inlet~;
#X obj 56 63 inlet;
#X obj 22 193 outlet~;
#X text 62 42 ~signal_in~;
#X text 93 64 <float> cutoff_frequency [Hz];
#X obj 91 87 inlet;
#X text 195 136 <float> interpolation_time [ms];
#X text 32 176 ~filtered signal_out~;
#X obj 126 111 inlet;
#X obj 161 136 inlet;
#X text 127 87 <float> damping [-];
#X text 162 111 <float> frequency-shift [-];
#X text 79 8 highpass 2.order for filter-cascades;
#X obj 56 211 outlet;
#X obj 88 236 outlet;
#X obj 119 255 outlet;
#X obj 161 274 outlet;
#X text 129 235 dummy;
#X text 159 254 dummy;
#X text 128 190 1.arg: <float> cutoff_frequency [Hz];
#X text 128 199 2.arg: <float> damping [-];
#X text 128 208 3.arg: <float> frequency-shift [-];
#X text 128 218 4.arg: <float> interpolation_time [ms] (opt.);
#X text 176 315 IEM KUG;
#X text 154 303 musil;
#X text 190 303 @;
#X text 198 303 iem.at;
#X text 159 325 Graz \, Austria;
#X text 12 8 hp2c_dp~;
#X text 122 23 with double precision;
#X obj 22 157 filter~ dhp2c \$1 \$2 \$3 \$4;
#X text 111 292 (c) Thomas Musil 2000 - 2010;
#X connect 0 0 30 0;
#X connect 1 0 13 0;
#X connect 1 0 30 1;
#X connect 5 0 30 2;
#X connect 8 0 30 3;
#X connect 9 0 16 0;
#X connect 9 0 30 4;
#X connect 30 0 2 0;
|