Update of /cvsroot/pure-data/externals/iem/iem_bin_ambi/help In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv13030/iem/iem_bin_ambi/help
Added Files: L0e045a.wav L0e135a.wav L0e225a.wav L0e315a.wav ambi_reduced_decode_fft2-help.pd Log Message: update to version JAN_06 with all sources
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--- NEW FILE: ambi_reduced_decode_fft2-help.pd --- #N canvas 90 10 884 683 10; #X text 795 99 1.arg: <float> ambisonic order; #X text 880 255 ambisonic-order = n_ao; #X text 1068 330 ambisonic-order-group; #X text 856 371 -90 <= delta <= +90; #X text 856 383 -180 <= phi <= +180; #X text 797 330 input: <ambi_weight> one mul-factor for each; #X text 797 279 input: <ls> index + phi [degree] .. 2-dimensional; #X text 797 289 input: <ls> index + delta + phi [degree] .. 3-dimensional ; #X text 797 303 input: <phls> index + phi [degree .. 2-dimensional ; #X text 797 314 input: <phls> index + delta + phi [degree] .. 3-dimensional ; #X text 821 461 <float> n_col = (2*n_ao+1) = number of ambisonic-channels ; #X text 809 470 + <float> n_row = (n_ls) = number of loudspeakers; #X text 1049 256 number of loudspeakers = n_ls; #X text 812 530 + <float> n_row = (n_ls) = number of loudspeakers; #X text 797 511 output in case of 3d: <matrix> ((n_ao+1)*(n_ao+1)*n_ls+2) ; #X text 795 450 output in case of 2d: <matrix> ((2*n_ao+1)*n_ls+2) ; #X text 1142 511 <float> :; #X text 1099 449 <float> :; #X text 1039 521 number of ambisonic-channels; #X text 824 521 <float> n_col = (n_ao+1)*(n_ao+1) =; #X text 1010 540 <float> elements of a matrix; #X text 812 540 + (n_ao + 1) * (n_ao + 1) * n_ls; #X text 809 480 + (2*n_ao + 1) * n_ls <float> elements of a matrix ; #X text 790 403 input: <pinv> calculates the pseudo-inverse of the encoded; #X text 846 414 loudspeaker-positions (+ the phantom-speakers); #X text 860 425 and output a matrix-message; #X text 871 360 1 <= index <= n_ao; #X text 885 211 a regular matrix to inverse it); #X text 958 342 to suppress the side-lobe-phenomena; #X text 808 201 (it is sometimes necessary to add phantom-ls. for achieving ; #X text 810 117 (1 .. 5 in case of 3 dimensional); #X text 810 108 (1 .. 12 in case of 2 dimensional); #X text 796 139 3.arg: <float> number of independent loudspeakers; #X text 795 127 2.arg: <float> dimension (2 or 3); #X text 795 190 5.arg: <float> number of canceled phantom_loudspeakers ; #X text 796 151 4.arg: <float> number of merged and mirrored loudspeakers ; #X text 842 164 (the merged loudspeakers are at the border of the arc ; #X text 855 176 or the hemisphere , the mirrored loudspeakers are ; #X obj 18 350 soundfiler; #X obj 27 188 unpack s s; #X msg 18 329 read -skip $1 $2 $3; #X obj 358 278 pp element; #X obj 45 284 mergefilename /; #X text 357 316 multiplexer control indices; #X text 353 327 for spec2_matrix_bundle_stat~; #X text 423 76 1.arg: <float> unique-number used as table-name-prefix ; #X text 423 86 2.arg: <symbol> left HRIR-table-name; #X text 423 96 3.arg: <symbol> real HRTF-table-name; #X text 423 106 4.arg: <symbol> imag HRTF-table-name; #X text 423 116 5.arg: <symbol> HRIR-fadeout-window-table-name; #X obj 18 308 pack f s s; #X text 423 126 6.arg: <float> ambisonic order; #X text 423 136 7.arg: <float> ambisonic dimension; #X text 423 146 8.arg: <float> number of real loudspeakers; #X text 423 156 9.arg: <float> number of phantom loudspeakers; #X text 417 166 10.arg: <float> FFT-size = 2 x effective HRIR-length ; #X obj 94 108 bin_ambi_reduced_decode_fft2 $0 HRIR HRTF_re HRTF_im fadeout 1 2 4 0 256; #X obj 14 473 table $0_fadeout 256; #X obj 45 236 symbol .; #X obj 27 211 t b b s; #X obj 45 258 pack s s; #X obj 18 245 f 0; #X obj 94 60 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 -1; #X obj 357 299 print; #X obj 13 387 table $0_1_HRIR 256; #X obj 249 382 table $0_1_HRTF_re 256; #X obj 389 382 table $0_1_HRTF_im 256; #X obj 13 447 table $0_4_HRIR 256; #X obj 13 427 table $0_3_HRIR 256; #X obj 13 407 table $0_2_HRIR 256; #X obj 249 402 table $0_2_HRTF_re 256; #X obj 249 422 table $0_3_HRTF_re 256; #X obj 389 422 table $0_3_HRTF_im 256; #X obj 389 402 table $0_2_HRTF_im 256; #N canvas 26 6 959 718 input_messages 0; #X obj 42 641 outlet; #X text 33 659 to bin_ambi_reduced_decode; #X msg 715 529 calc_reduced $1; #X msg 372 418 calc_pinv; #X msg 444 454 check_HRIR_arrays $1; #X msg 581 491 check_HRTF_arrays $1; #X msg 818 545 calc_sym; #X obj 134 154 pp pht_ls; #X obj 64 110 pp real_ls; #X obj 23 60 pp load_HRIR; #X obj 444 434 for++ 1 4 10; #X obj 444 414 del 10; #X obj 581 451 del 10; #X obj 581 471 for++ 1 3 10; #X obj 715 488 del 10; #X obj 715 508 for++ 1 3 10; #X obj 818 525 del 10; #X msg 23 37 1 L0e045a.wav , 2 L0e135a.wav , 3 L0e225a.wav , 4 L0e315a.wav ; #X obj 197 202 pp ipht_ireal_muladd; #X obj 294 336 pp ambi_weight; #X obj 240 271 pp sing_range; #X msg 134 134 1 -90 0; #X msg 240 251 1e-010; #X text 403 31 <list> : <float> loudspeaker-index + <symbol> left-ear-HRIR-wav , index beginning with one; #X text 272 81 <list> : <float> loudspeaker-index + <float> elevation in degree + <float> azimuth in degree , index beginning with one , elevation geodetical , azimuth counterclockwise positiv; #X text 699 37 list of HRIRs; #X text 645 93 list of the real loudspeaker-coordinates; #X text 570 147 list of the phantom loudspeaker-coordinates; #X text 200 130 <list> : <float> loudspeaker-index + <float> elevation in degree + <float> azimuth in degree , index beginning with one , elevation geodetical , azimuth counterclockwise positiv; #X msg 197 181 1 4 0.707; #X text 330 170 <list> : <float> phantom-loudspeaker-index + <float> real-loudspeaker-index + <float> mirror-weight , both index beginning greater zero , mul-factor should be the cosine of the elevation-angle-difference ; #X text 326 239 <float> singularity-range: when calculating the inverse of the loudspeaker-matrix , we use gauss-algorithm. if we divide a matrix-element by a number less then this range , we say , this matrix is not regulary.; #X obj 372 397 del 10; #X obj 323 292 del 10; #X obj 116 63 del 10; #X obj 24 7 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 -1 ; #X msg 305 314 1 1; #X obj 65 4 inlet; #X msg 64 90 1 45 , 2 135 , 3 225 , 4 315; #X text 156 74 this is 2-d case; #X connect 2 0 0 0; #X connect 3 0 0 0; #X connect 4 0 0 0; #X connect 5 0 0 0; #X connect 6 0 0 0; #X connect 7 0 0 0; #X connect 8 0 0 0; #X connect 9 0 0 0; #X connect 10 0 4 0; #X connect 10 1 12 0; #X connect 11 0 10 0; #X connect 12 0 13 0; #X connect 13 0 5 0; #X connect 13 1 14 0; #X connect 14 0 15 0; #X connect 15 0 2 0; #X connect 15 1 16 0; #X connect 16 0 6 0; #X connect 17 0 9 0; #X connect 18 0 0 0; #X connect 19 0 0 0; #X connect 20 0 0 0; #X connect 21 0 7 0; #X connect 22 0 20 0; #X connect 29 0 18 0; #X connect 32 0 3 0; #X connect 32 0 11 0; #X connect 33 0 32 0; #X connect 33 0 36 0; #X connect 34 0 38 0; #X connect 34 0 33 0; #X connect 35 0 17 0; #X connect 35 0 34 0; #X connect 36 0 19 0; #X connect 37 0 35 0; #X connect 38 0 8 0; #X restore 94 83 pd input_messages; #X text 21 12 ambi_reduced_decode_fft2; #X text 215 9 calculates a reduced set of HRTF-spectras; #N canvas 0 0 461 380 init 0; #X obj 124 23 loadbang; #X obj 124 45 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 -1; #X obj 124 73 for++ 0 127; #X obj 124 144 t b; #X msg 124 164 1; #X obj 124 123 moses 95; #X obj 167 144 - 95; #X obj 167 166 / 32; #X obj 167 220 * 3.14159; #X obj 167 264 t f f; #X obj 172 286 *; #X obj 172 317 tabwrite $0_fadeout; #X obj 270 162 + 128; #X msg 270 185 0 $1; #X obj 153 97 t f f f; #X obj 167 241 cos; #X obj 167 199 / 2; #X connect 0 0 1 0; #X connect 1 0 2 0; #X connect 2 0 14 0; #X connect 3 0 4 0; #X connect 4 0 11 0; #X connect 5 0 3 0; #X connect 5 1 6 0; #X connect 6 0 7 0; #X connect 7 0 16 0; #X connect 8 0 15 0; #X connect 9 0 10 0; #X connect 9 1 10 1; #X connect 10 0 11 0; #X connect 12 0 13 0; #X connect 13 0 11 0; #X connect 14 0 5 0; #X connect 14 1 11 1; #X connect 14 2 12 0; #X connect 15 0 9 0; #X connect 16 0 8 0; #X restore 92 496 pd init; #X connect 39 0 59 0; #X connect 39 1 50 2; #X connect 40 0 38 0; #X connect 41 0 63 0; #X connect 42 0 50 1; #X connect 50 0 40 0; #X connect 56 0 39 0; #X connect 56 1 41 0; #X connect 58 0 60 0; #X connect 59 0 61 0; #X connect 59 1 58 0; #X connect 59 2 60 1; #X connect 60 0 42 0; #X connect 61 0 50 0; #X connect 62 0 74 0; #X connect 74 0 56 0;
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