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51 lines
1.8 KiB
51 lines
1.8 KiB
/*
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* Copyright 2013 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <cstring>
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#include "patch.h"
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void UnpackPatch(const char bulk[128], char patch[156]) {
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for (int op = 0; op < 6; op++) {
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// eg rate and level, brk pt, depth, scaling
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memcpy(patch + op * 21, bulk + op * 17, 11);
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char leftrightcurves = bulk[op * 17 + 11];
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patch[op * 21 + 11] = leftrightcurves & 3;
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patch[op * 21 + 12] = (leftrightcurves >> 2) & 3;
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char detune_rs = bulk[op * 17 + 12];
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patch[op * 21 + 13] = detune_rs & 7;
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patch[op * 21 + 20] = detune_rs >> 3;
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char kvs_ams = bulk[op * 17 + 13];
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patch[op * 21 + 14] = kvs_ams & 3;
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patch[op * 21 + 15] = kvs_ams >> 2;
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patch[op * 21 + 16] = bulk[op * 17 + 14]; // output level
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char fcoarse_mode = bulk[op * 17 + 15];
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patch[op * 21 + 17] = fcoarse_mode & 1;
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patch[op * 21 + 18] = fcoarse_mode >> 1;
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patch[op * 21 + 19] = bulk[op * 17 + 16]; // fine freq
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}
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memcpy(patch + 126, bulk + 102, 9); // pitch env, algo
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char oks_fb = bulk[111];
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patch[135] = oks_fb & 7;
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patch[136] = oks_fb >> 3;
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memcpy(patch + 137, bulk + 112, 4); // lfo
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char lpms_lfw_lks = bulk[116];
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patch[141] = lpms_lfw_lks & 1;
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patch[142] = (lpms_lfw_lks >> 1) & 7;
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patch[143] = lpms_lfw_lks >> 4;
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memcpy(patch + 144, bulk + 117, 11); // transpose, name
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patch[155] = 0x3f; // operator on/off
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}
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