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Diffstat (limited to 'src/adplug/core/amd.cc')
| -rw-r--r-- | src/adplug/core/amd.cc | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/src/adplug/core/amd.cc b/src/adplug/core/amd.cc deleted file mode 100644 index 3b3b33b..0000000 --- a/src/adplug/core/amd.cc +++ /dev/null @@ -1,193 +0,0 @@ -/* - * Adplug - Replayer for many OPL2/OPL3 audio file formats. - * Copyright (C) 1999 - 2007 Simon Peter, <dn.tlp@gmx.net>, et al. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - * amd.cpp - AMD Loader by Simon Peter <dn.tlp@gmx.net> - */ - -#include <string.h> - -#include "amd.h" -#include "debug.h" - -CPlayer *CamdLoader::factory(Copl *newopl) -{ - return new CamdLoader(newopl); -} - -bool CamdLoader::load(const std::string &filename, const CFileProvider &fp) -{ - binistream *f = fp.open(filename); if(!f) return false; - struct { - char id[9]; - unsigned char version; - } header; - int i, j, k, t, numtrax, maxi = 0; - unsigned char buf, buf2, buf3; - const unsigned char convfx[10] = {0,1,2,9,17,11,13,18,3,14}; - const unsigned char convvol[64] = { - 0, 0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 9, 9, 0xa, 0xa, 0xb, - 0xc, 0xc, 0xd, 0xe, 0xe, 0xf, 0x10, 0x10, 0x11, 0x12, 0x13, 0x14, 0x14, - 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x21, - 0x22, 0x23, 0x25, 0x26, 0x28, 0x29, 0x2b, 0x2d, 0x2e, 0x30, 0x32, 0x35, - 0x37, 0x3a, 0x3c, 0x3f - }; - - // file validation section - if(fp.filesize(f) < 1072) { fp.close(f); return false; } - f->seek(1062); f->readString(header.id, 9); - header.version = f->readInt(1); - if(strncmp(header.id, "<o\xefQU\xeeRoR", 9) && - strncmp(header.id, "MaDoKaN96", 9)) { fp.close(f); return false; } - - // load section - memset(inst, 0, sizeof(*inst)); - f->seek(0); - f->readString(songname, sizeof(songname)); - f->readString(author, sizeof(author)); - for(i = 0; i < 26; i++) { - f->readString(instname[i], 23); - for(j = 0; j < 11; j++) inst[i].data[j] = f->readInt(1); - } - length = f->readInt(1); nop = f->readInt(1) + 1; - for(i=0;i<128;i++) order[i] = f->readInt(1); - f->seek(10, binio::Add); - if(header.version == 0x10) { // unpacked module - maxi = nop * 9; - for(i=0;i<64*9;i++) - trackord[i/9][i%9] = i+1; - t = 0; - while(!f->ateof()) { - for(j=0;j<64;j++) - for(i=t;i<t+9;i++) { - buf = f->readInt(1); - tracks[i][j].param2 = (buf&127) % 10; - tracks[i][j].param1 = (buf&127) / 10; - buf = f->readInt(1); - tracks[i][j].inst = buf >> 4; - tracks[i][j].command = buf & 0x0f; - buf = f->readInt(1); - if(buf >> 4) // fix bug in AMD save routine - tracks[i][j].note = ((buf & 14) >> 1) * 12 + (buf >> 4); - else - tracks[i][j].note = 0; - tracks[i][j].inst += (buf & 1) << 4; - } - t += 9; - } - } else { // packed module - for(i=0;i<nop;i++) - for(j=0;j<9;j++) - trackord[i][j] = f->readInt(2) + 1; - numtrax = f->readInt(2); - for(k=0;k<numtrax;k++) { - i = f->readInt(2); - if(i > 575) i = 575; // fix corrupted modules - maxi = (i + 1 > maxi ? i + 1 : maxi); - j = 0; - do { - buf = f->readInt(1); - if(buf & 128) { - for(t = j; t < j + (buf & 127) && t < 64; t++) { - tracks[i][t].command = 0; - tracks[i][t].inst = 0; - tracks[i][t].note = 0; - tracks[i][t].param1 = 0; - tracks[i][t].param2 = 0; - } - j += buf & 127; - continue; - } - tracks[i][j].param2 = buf % 10; - tracks[i][j].param1 = buf / 10; - buf = f->readInt(1); - tracks[i][j].inst = buf >> 4; - tracks[i][j].command = buf & 0x0f; - buf = f->readInt(1); - if(buf >> 4) // fix bug in AMD save routine - tracks[i][j].note = ((buf & 14) >> 1) * 12 + (buf >> 4); - else - tracks[i][j].note = 0; - tracks[i][j].inst += (buf & 1) << 4; - j++; - } while(j<64); - } - } - fp.close(f); - - // convert to protracker replay data - bpm = 50; restartpos = 0; flags = Decimal; - for(i=0;i<26;i++) { // convert instruments - buf = inst[i].data[0]; - buf2 = inst[i].data[1]; - inst[i].data[0] = inst[i].data[10]; - inst[i].data[1] = buf; - buf = inst[i].data[2]; - inst[i].data[2] = inst[i].data[5]; - buf3 = inst[i].data[3]; - inst[i].data[3] = buf; - buf = inst[i].data[4]; - inst[i].data[4] = inst[i].data[7]; - inst[i].data[5] = buf3; - buf3 = inst[i].data[6]; - inst[i].data[6] = inst[i].data[8]; - inst[i].data[7] = buf; - inst[i].data[8] = inst[i].data[9]; - inst[i].data[9] = buf2; - inst[i].data[10] = buf3; - for(j=0;j<23;j++) // convert names - if(instname[i][j] == '\xff') - instname[i][j] = '\x20'; - } - for(i=0;i<maxi;i++) // convert patterns - for(j=0;j<64;j++) { - tracks[i][j].command = convfx[tracks[i][j].command]; - // extended command - if(tracks[i][j].command == 14) { - if(tracks[i][j].param1 == 2) { - tracks[i][j].command = 10; - tracks[i][j].param1 = tracks[i][j].param2; - tracks[i][j].param2 = 0; - } - - if(tracks[i][j].param1 == 3) { - tracks[i][j].command = 10; - tracks[i][j].param1 = 0; - } - } - - // fix volume - if(tracks[i][j].command == 17) { - int vol = convvol[tracks[i][j].param1 * 10 + tracks[i][j].param2]; - - if(vol > 63) vol = 63; - tracks[i][j].param1 = vol / 10; - tracks[i][j].param2 = vol % 10; - } - } - - rewind(0); - return true; -} - -float CamdLoader::getrefresh() -{ - if(tempo) - return (float) (tempo); - else - return 18.2f; -} |