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/*************************************************************************** |
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* * |
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* libgig - C++ cross-platform Gigasampler format file access library * |
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* * |
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* Copyright (C) 2003-2017 by Christian Schoenebeck * |
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* <cuse@users.sourceforge.net> * |
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* * |
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* This program is part of libgig. * |
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* * |
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* This program is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
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* * |
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* This program is distributed in the hope that it will be useful, * |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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* GNU General Public License for more details. * |
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* * |
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* You should have received a copy of the GNU General Public License * |
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* along with this program; if not, write to the Free Software * |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * |
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* MA 02111-1307 USA * |
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***************************************************************************/ |
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|
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#ifdef HAVE_CONFIG_H |
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# include <config.h> |
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#endif |
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#include <errno.h> |
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#include <sys/stat.h> |
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#include <dirent.h> |
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#include <string.h> |
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#include <iostream> |
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#include <cstdlib> |
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#include <string> |
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#include <set> |
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#include <vector> |
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#include <map> |
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#include <utility> |
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|
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#ifdef WIN32 |
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# define DIR_SEPARATOR '\\' |
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#else |
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# define DIR_SEPARATOR '/' |
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#endif |
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|
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#include "../gig.h" |
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|
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using namespace std; |
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|
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static set<string> g_files; |
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|
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static void printUsage() { |
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cout << "gig2stereo - converts Gigasampler files from mono sample pairs to" << endl; |
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cout << " true stereo interleaved samples." << endl; |
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cout << endl; |
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cout << "Usage: gig2stereo [-r] [--keep] [--verbose [LEVEL]] [--force-replace] FILE_OR_DIR1 [ FILE_OR_DIR2 ... ]" << endl; |
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cout << " gig2stereo -v" << endl; |
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cout << endl; |
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cout << " --force-replace Replace all old mono references by the new stereo ones." << endl; |
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cout << endl; |
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cout << " --incompatible Also match sample pairs that seem to be incompatible." << endl; |
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cout << endl; |
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cout << " --keep Keep orphaned mono samples after conversion." << endl; |
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cout << endl; |
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cout << " -r Recurse through subdirectories." << endl; |
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cout << endl; |
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cout << " -v Print version and exit." << endl; |
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cout << endl; |
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cout << " --verbose Print additional information while converting." << endl; |
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cout << endl; |
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cout << "Read `man gig2stereo' for details." << endl; |
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cout << endl; |
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} |
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|
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static string programRevision() { |
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string s = "$Revision$"; |
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return s.substr(11, s.size() - 13); // cut dollar signs, spaces and CVS macro keyword |
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} |
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|
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static void printVersion() { |
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cout << "gig2stereo revision " << programRevision() << endl; |
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cout << "using " << gig::libraryName() << " " << gig::libraryVersion() << endl; |
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} |
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|
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static bool isGigFileName(const string path) { |
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const string t = ".gig"; |
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return path.substr(path.length() - t.length()) == t; |
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} |
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|
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static bool endsWith(const string& haystack, const string& needle, bool caseSensitive) { |
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if (haystack.size() < needle.size()) return false; |
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const string sub = haystack.substr(haystack.size() - needle.size(), needle.size()); |
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return (caseSensitive) ? (sub == needle) : (!strcasecmp(sub.c_str(), needle.c_str())); |
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} |
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|
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/// Removes spaces from the beginning and end of @a s. |
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static string stripWhiteSpace(string s) { |
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// strip white space at the beginning |
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for (int i = 0; i < s.size(); ++i) { |
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if (s[i] != ' ') { |
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s = s.substr(i); |
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break; |
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} |
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} |
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// strip white space at the end |
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for (int i = s.size() - 1; i >= 0; --i) { |
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if (s[i] != ' ') { |
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s = s.substr(0, i+1); |
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break; |
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} |
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} |
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return s; |
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} |
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|
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static void collectFilesOfDir(string path, bool bRecurse, bool* pbError = NULL) { |
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DIR* d = opendir(path.c_str()); |
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if (!d) { |
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if (pbError) *pbError = true; |
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cerr << strerror(errno) << " : '" << path << "'" << endl; |
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return; |
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} |
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|
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for (struct dirent* e = readdir(d); e; e = readdir(d)) { |
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if (string(e->d_name) == "." || string(e->d_name) == "..") |
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continue; |
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|
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const string fullName = path + DIR_SEPARATOR + e->d_name; |
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|
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struct stat s; |
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if (stat(fullName.c_str(), &s)) { |
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if (pbError) *pbError = true; |
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cerr << strerror(errno) << " : '" << fullName << "'" << endl; |
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continue; |
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} |
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|
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if (S_ISREG(s.st_mode) && isGigFileName(fullName)) { |
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g_files.insert(fullName); |
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} else if (S_ISDIR(s.st_mode) && bRecurse) { |
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collectFilesOfDir(fullName, bRecurse, pbError); |
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} |
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} |
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|
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closedir(d); |
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} |
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|
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static void collectFiles(string path, bool bRecurse, bool* pbError = NULL) { |
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struct stat s; |
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if (stat(path.c_str(), &s)) { |
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if (pbError) *pbError = true; |
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cerr << strerror(errno) << " : '" << path << "'" << endl; |
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return; |
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} |
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if (S_ISREG(s.st_mode) && isGigFileName(path)) { |
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g_files.insert(path); |
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} else if (S_ISDIR(s.st_mode)) { |
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collectFilesOfDir(path, bRecurse, pbError); |
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} else { |
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if (pbError) *pbError = true; |
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cerr << "Neither a regular (.gig) file nor directory : '" << path << "'" << endl; |
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} |
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} |
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|
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static string stripAudioChannelFromName(const string& s) { |
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if (endsWith(s, "-L", false) || endsWith(s, "-R", false) || |
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endsWith(s, "_L", false) || endsWith(s, "_R", false) || |
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endsWith(s, " L", false) || endsWith(s, " R", false) ) |
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{ |
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return s.substr(0, s.size() - 2); |
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} |
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if (endsWith(s, "-LEFT", false) || endsWith(s, "_LEFT", false) || endsWith(s, " LEFT", false) ) { |
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return s.substr(0, s.size() - 5); |
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} |
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if (endsWith(s, "-RIGHT", false) || endsWith(s, "_RIGHT", false) || endsWith(s, " RIGHT", false) ) { |
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return s.substr(0, s.size() - 6); |
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} |
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return s; |
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} |
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|
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#define OPTIONAL_SKIP_CHECK() \ |
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if (skipIncompatible) { \ |
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cerr << " Skipping!\n"; \ |
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continue; /* skip to convert this sample pair */ \ |
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} else { \ |
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cerr << " Merging anyway (upon request)!\n"; \ |
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} |
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|
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/** |
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* Converts .gig file given by @a path towards using true stereo interleaved |
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* samples. |
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* |
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* @param path - path and file name of .gig file to be converted |
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* @param keep - if true: do not delete the old mono samples, even if they are |
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* not referenced at all anymore after conversion |
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* @param forceReplace - By default certain references of the old mono samples |
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* are not replaced by the new true stereo samples, |
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* usually because the respective mono reference is been |
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* used in an instrument context that seems to be entirely |
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* mono, not stereo. By enabling this argument all those |
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* old references will be replaced by the new stereo |
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* sample reference instead as well. |
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* @param matchIncompatible - if set to true, only mono sample pairs will be |
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* qualified to be merged to true stereo samples if |
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* their main sample characteristics match, if set |
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* to true this sanity check will be skipped |
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* @param verbosity - verbosity level, defines whether and how much additional |
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* information to be printed to the console while doing the |
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* conversion (0 .. 2) |
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*/ |
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static bool convertFileToStereo(const string path, bool keep, bool forceReplace, bool skipIncompatible, int verbose) { |
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try { |
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// open .gig file |
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RIFF::File riff(path); |
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gig::File gig(&riff); |
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|
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typedef pair<gig::DimensionRegion*, gig::DimensionRegion*> DimRgnPair; |
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typedef pair<gig::Sample*, gig::Sample*> SamplePair; |
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|
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// find and collect all dimension regions with a 2 mono samples pair |
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if (verbose) cout << "Searching mono sample pairs ... " << flush; |
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if (verbose >= 2) cout << endl; |
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map<SamplePair, vector<DimRgnPair> > samplePairs; |
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map<gig::Sample*, SamplePair> samplePairsByL; |
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map<gig::Sample*, SamplePair> samplePairsByR; |
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for (gig::Instrument* instr = gig.GetFirstInstrument(); instr; instr = gig.GetNextInstrument()) { |
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for (gig::Region* rgn = instr->GetFirstRegion(); rgn; rgn = instr->GetNextRegion()) { |
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int bits = 0; |
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for (int d = 0; d < 8; ++d) { |
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if (rgn->pDimensionDefinitions[d].dimension == gig::dimension_samplechannel) { |
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for (int dr = 0; dr < rgn->DimensionRegions && rgn->pDimensionRegions[dr]; ++dr) { |
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if (!rgn->pDimensionRegions[dr]->pSample) continue; // no sample assigned, ignore |
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if (rgn->pDimensionRegions[dr]->pSample->Channels != 1) continue; // seems already to be a true stereo sample, ignore |
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|
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const int channel = (dr & (1 << bits)) ? 1 : 0; |
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if (channel == 1) continue; // ignore right audio channel dimension region here |
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|
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// so current dimension region is for left channel, so now get its matching right channel dimension region ... |
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const int drR = dr | (1 << bits); |
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if (drR >= rgn->DimensionRegions || !rgn->pDimensionRegions[drR]) { |
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cerr << "WARNING: Could not find matching right channel for left channel dimension region!" << endl; |
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continue; |
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} |
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if (!rgn->pDimensionRegions[drR]->pSample) continue; // only a sample for left channel, but none for right channel, ignore |
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if (rgn->pDimensionRegions[drR]->pSample->Channels != 1) { |
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cerr << "WARNING: Right channel seems already to be a true stereo sample!" << endl; |
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continue; |
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} |
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if (rgn->pDimensionRegions[dr]->pSample == rgn->pDimensionRegions[drR]->pSample) continue; // both channels use same sample, thus actually a mono thing here, ignore |
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|
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// found a valid mono pair, remember it |
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SamplePair samplePair( |
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rgn->pDimensionRegions[dr]->pSample, |
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rgn->pDimensionRegions[drR]->pSample |
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); |
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SamplePair samplePairInversed( |
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rgn->pDimensionRegions[drR]->pSample, |
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rgn->pDimensionRegions[dr]->pSample |
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); |
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DimRgnPair dimRgnpair( |
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rgn->pDimensionRegions[dr], |
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rgn->pDimensionRegions[drR] |
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); |
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if (samplePairs.count(samplePairInversed)) { |
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cerr << "WARNING: Sample pair ['" << rgn->pDimensionRegions[dr]->pSample->pInfo->Name << "', '" << rgn->pDimensionRegions[drR]->pSample->pInfo->Name << "'] already referenced in inverse channel order!\n"; |
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} else { |
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if (samplePairsByL.count(rgn->pDimensionRegions[drR]->pSample)) { |
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cerr << "WARNING: Right mono sample '" << rgn->pDimensionRegions[drR]->pSample->pInfo->Name << "' already referenced as left sample!\n"; |
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} |
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if (samplePairsByR.count(rgn->pDimensionRegions[dr]->pSample)) { |
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cerr << "WARNING: Left mono sample '" << rgn->pDimensionRegions[dr]->pSample->pInfo->Name << "' already referenced as right sample!\n"; |
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} |
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} |
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samplePairs[samplePair].push_back(dimRgnpair); |
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if (verbose >= 2) cout << "Found mono sample pair ['" << rgn->pDimensionRegions[dr]->pSample->pInfo->Name << "', '" << rgn->pDimensionRegions[drR]->pSample->pInfo->Name << "'].\n" << flush; |
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} |
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goto nextRegion; |
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} |
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bits += rgn->pDimensionDefinitions[d].bits; |
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} |
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nextRegion:; |
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} |
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} |
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if (verbose) cout << samplePairs.size() << " mono pairs found.\n" << flush; |
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|
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// create a true stereo (interleaved) sample for each one of the found |
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// mono sample pairs |
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if (verbose) cout << "Creating true stereo samples ... " << flush; |
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if (verbose >= 2) cout << endl; |
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map<SamplePair, vector<DimRgnPair> > samplePairsFiltered; |
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map<SamplePair, gig::Sample*> targetStereoSamples; |
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for (map<SamplePair, vector<DimRgnPair> >::iterator it = samplePairs.begin(); |
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it != samplePairs.end(); ++it) |
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{ |
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gig::Sample* pSampleL = it->first.first; |
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gig::Sample* pSampleR = it->first.second; |
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|
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// bunch of sanity checks which ensure that both mono samples are |
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// using the same base parameter characteristics |
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if (pSampleL->SamplesPerSecond != pSampleR->SamplesPerSecond) { |
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cerr << "WARNING: Sample pair ['" << pSampleL->pInfo->Name << "', '" << pSampleR->pInfo->Name << "'] with different sample rate! Skipping!\n"; |
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continue; |
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} |
| 303 |
if (pSampleL->FrameSize != pSampleR->FrameSize) { |
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cerr << "WARNING: Sample pair ['" << pSampleL->pInfo->Name << "', '" << pSampleR->pInfo->Name << "'] with different frame size! Skipping!\n"; |
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continue; |
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} |
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if (pSampleL->MIDIUnityNote != pSampleR->MIDIUnityNote) { |
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cerr << "WARNING: Sample pair ['" << pSampleL->pInfo->Name << "', '" << pSampleR->pInfo->Name << "'] with different unity notes!"; |
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OPTIONAL_SKIP_CHECK(); |
| 310 |
} |
| 311 |
if (pSampleL->FineTune != pSampleR->FineTune) { |
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cerr << "WARNING: Sample pair ['" << pSampleL->pInfo->Name << "', '" << pSampleR->pInfo->Name << "'] with different fine tune!"; |
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OPTIONAL_SKIP_CHECK(); |
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} |
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if (pSampleL->Loops != pSampleR->Loops) { |
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cerr << "WARNING: Sample pair ['" << pSampleL->pInfo->Name << "', '" << pSampleR->pInfo->Name << "'] with different loop amount! Skipping!\n"; |
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continue; // skip to convert this sample pair |
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} |
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if (pSampleL->Loops == 1 && pSampleR->Loops == 1) { |
| 320 |
if (pSampleL->LoopType != pSampleR->LoopType) { |
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cerr << "WARNING: Sample pair ['" << pSampleL->pInfo->Name << "', '" << pSampleR->pInfo->Name << "'] with different loop type!"; |
| 322 |
OPTIONAL_SKIP_CHECK(); |
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} |
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if (pSampleL->LoopStart != pSampleR->LoopStart) { |
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cerr << "WARNING: Sample pair ['" << pSampleL->pInfo->Name << "', '" << pSampleR->pInfo->Name << "'] with different loop start!"; |
| 326 |
OPTIONAL_SKIP_CHECK(); |
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} |
| 328 |
if (pSampleL->LoopEnd != pSampleR->LoopEnd) { |
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cerr << "WARNING: Sample pair ['" << pSampleL->pInfo->Name << "', '" << pSampleR->pInfo->Name << "'] with different loop end!"; |
| 330 |
OPTIONAL_SKIP_CHECK(); |
| 331 |
} |
| 332 |
if (pSampleL->LoopSize != pSampleR->LoopSize) { |
| 333 |
cerr << "WARNING: Sample pair ['" << pSampleL->pInfo->Name << "', '" << pSampleR->pInfo->Name << "'] with different loop size!"; |
| 334 |
OPTIONAL_SKIP_CHECK(); |
| 335 |
} |
| 336 |
if (pSampleL->LoopPlayCount != pSampleR->LoopPlayCount) { |
| 337 |
cerr << "WARNING: Sample pair ['" << pSampleL->pInfo->Name << "', '" << pSampleR->pInfo->Name << "'] with different loop play count!"; |
| 338 |
OPTIONAL_SKIP_CHECK(); |
| 339 |
} |
| 340 |
} |
| 341 |
|
| 342 |
// create the stereo sample |
| 343 |
gig::Sample* pStereoSample = gig.AddSample(); |
| 344 |
|
| 345 |
// add the new stereo sample to an appropriate sample group |
| 346 |
const string groupName = stripWhiteSpace(stripAudioChannelFromName(pSampleL->GetGroup()->Name)) + " STEREO"; |
| 347 |
gig::Group* pGroup = NULL; |
| 348 |
for (gig::Group* gr = gig.GetFirstGroup(); gr; gr = gig.GetNextGroup()) { |
| 349 |
if (gr->Name == groupName) { |
| 350 |
pGroup = gr; |
| 351 |
break; |
| 352 |
} |
| 353 |
} |
| 354 |
if (!pGroup) { |
| 355 |
pGroup = gig.AddGroup(); |
| 356 |
pGroup->Name = groupName; |
| 357 |
} |
| 358 |
pGroup->AddSample(pStereoSample); |
| 359 |
|
| 360 |
pStereoSample->pInfo->Name = stripWhiteSpace(stripAudioChannelFromName(pSampleL->pInfo->Name)); |
| 361 |
pStereoSample->Channels = 2; |
| 362 |
pStereoSample->SamplesPerSecond = pSampleL->SamplesPerSecond; |
| 363 |
pStereoSample->BitDepth = pSampleL->BitDepth; |
| 364 |
pStereoSample->FrameSize = pSampleL->FrameSize * 2; |
| 365 |
pStereoSample->MIDIUnityNote = pSampleL->MIDIUnityNote; |
| 366 |
pStereoSample->Loops = pSampleL->Loops; |
| 367 |
pStereoSample->LoopType = pSampleL->LoopType; |
| 368 |
pStereoSample->LoopStart = pSampleL->LoopStart; |
| 369 |
pStereoSample->LoopEnd = pSampleL->LoopEnd; |
| 370 |
pStereoSample->LoopSize = pSampleL->LoopSize; |
| 371 |
pStereoSample->LoopPlayCount = pSampleL->LoopPlayCount; |
| 372 |
|
| 373 |
// libgig does not support saving of compressed samples |
| 374 |
pStereoSample->Compressed = false; |
| 375 |
|
| 376 |
// schedule new sample for resize (will be performed when gig.Save() is called) |
| 377 |
const long newStereoSamplesTotal = max(pSampleL->SamplesTotal, pSampleR->SamplesTotal); |
| 378 |
if (verbose >= 2) cout << "Resize new stereo sample '" << pStereoSample->pInfo->Name << "' to " << newStereoSamplesTotal << " sample points.\n" << flush; |
| 379 |
pStereoSample->Resize(newStereoSamplesTotal); |
| 380 |
|
| 381 |
samplePairsFiltered[it->first] = it->second; |
| 382 |
targetStereoSamples[it->first] = pStereoSample; |
| 383 |
} |
| 384 |
if (verbose) cout << "Done.\n" << flush; |
| 385 |
|
| 386 |
// increase the .gig file size appropriately |
| 387 |
if (verbose) cout << "Increase file size ... " << flush; |
| 388 |
gig.Save(); |
| 389 |
if (verbose) cout << "Done.\n" << flush; |
| 390 |
|
| 391 |
vector<uint8_t> bufferMono[2]; |
| 392 |
vector<uint8_t> stereoBuffer; |
| 393 |
gig::buffer_t decompressionBuffer; |
| 394 |
unsigned long decompressionBufferSize = 0; // in sample points, not bytes |
| 395 |
|
| 396 |
// do the actual sample conversion of each mono -> stereo sample by |
| 397 |
// reading/writing directly from/to disk |
| 398 |
if (verbose) cout << "Convert mono pair data to true stereo data ... " << flush; |
| 399 |
if (verbose >= 2) cout << endl; |
| 400 |
set<gig::Sample*> allAffectedMonoSamples; |
| 401 |
for (map<SamplePair, vector<DimRgnPair> >::iterator it = samplePairsFiltered.begin(); |
| 402 |
it != samplePairsFiltered.end(); ++it) |
| 403 |
{ |
| 404 |
gig::Sample* pSampleL = it->first.first; |
| 405 |
gig::Sample* pSampleR = it->first.second; |
| 406 |
gig::Sample* pSampleMono[2] = { pSampleL, pSampleR }; |
| 407 |
gig::Sample* pStereoSample = targetStereoSamples[it->first]; |
| 408 |
|
| 409 |
if ((pSampleMono[0]->SamplesTotal != pStereoSample->GetSize() && |
| 410 |
pSampleMono[1]->SamplesTotal != pStereoSample->GetSize()) || pStereoSample->GetSize() <= 0) |
| 411 |
{ |
| 412 |
cerr << "Stereo length " << pStereoSample->GetSize() << ", mono L size " << pSampleL->SamplesTotal << ", mono R size " << pSampleR->SamplesTotal << "\n" << flush; |
| 413 |
cerr << "CRITICAL ERROR: Ill sample sizes detected! Aborting.\n"; |
| 414 |
exit(-1); |
| 415 |
} |
| 416 |
|
| 417 |
allAffectedMonoSamples.insert(pSampleL); |
| 418 |
allAffectedMonoSamples.insert(pSampleR); |
| 419 |
|
| 420 |
const long neededStereoSize = pStereoSample->GetSize() * pStereoSample->FrameSize; |
| 421 |
if (stereoBuffer.size() < neededStereoSize) |
| 422 |
stereoBuffer.resize(neededStereoSize); |
| 423 |
|
| 424 |
if (bufferMono[0].size() < neededStereoSize / 2) { |
| 425 |
bufferMono[0].resize(neededStereoSize / 2); |
| 426 |
bufferMono[1].resize(neededStereoSize / 2); |
| 427 |
} |
| 428 |
memset(&bufferMono[0][0], 0, bufferMono[0].size()); |
| 429 |
memset(&bufferMono[1][0], 0, bufferMono[1].size()); |
| 430 |
|
| 431 |
// read mono samples from disk |
| 432 |
for (int iChan = 0; iChan < 2; ++iChan) { |
| 433 |
pSampleMono[iChan]->SetPos(0); |
| 434 |
unsigned long pointsRead = 0; |
| 435 |
if (pSampleMono[iChan]->Compressed) { |
| 436 |
if (decompressionBufferSize < pSampleMono[iChan]->SamplesTotal) { |
| 437 |
decompressionBufferSize = pSampleMono[iChan]->SamplesTotal; |
| 438 |
gig::Sample::DestroyDecompressionBuffer(decompressionBuffer); |
| 439 |
decompressionBuffer = gig::Sample::CreateDecompressionBuffer(pSampleMono[iChan]->SamplesTotal); |
| 440 |
} |
| 441 |
pointsRead = pSampleMono[iChan]->Read(&bufferMono[iChan][0], pSampleMono[iChan]->SamplesTotal, &decompressionBuffer); |
| 442 |
} else { |
| 443 |
pointsRead = pSampleMono[iChan]->Read(&bufferMono[iChan][0], pSampleMono[iChan]->SamplesTotal); |
| 444 |
} |
| 445 |
if (pointsRead != pSampleMono[iChan]->SamplesTotal) { |
| 446 |
cerr << "Read " << pointsRead << " sample points from mono sample " << ((iChan == 0) ? "L" : "R") << ".\n"; |
| 447 |
cerr << "CRITICAL ERROR: Reading entire mono sample data from disk failed! Aborting.\n"; |
| 448 |
exit(-1); |
| 449 |
} |
| 450 |
} |
| 451 |
|
| 452 |
if (pSampleL->FrameSize != pSampleR->FrameSize || pStereoSample->FrameSize / 2 != pSampleL->FrameSize || pStereoSample->FrameSize < 1) { |
| 453 |
cerr << "Stereo frame size " << pStereoSample->FrameSize << ", mono L frame size " << pSampleL->FrameSize << ", mono R frame size " << pSampleL->FrameSize << "\n" << flush; |
| 454 |
cerr << "CRITICAL ERROR: Ill frame sizes detected! Aborting.\n"; |
| 455 |
exit(-1); |
| 456 |
} |
| 457 |
|
| 458 |
// convert from the 2 mono buffers to the stereo buffer |
| 459 |
for (int s = 0; s < pStereoSample->GetSize(); ++s) { |
| 460 |
memcpy(&stereoBuffer[s * pStereoSample->FrameSize], &bufferMono[0][s * pSampleL->FrameSize], pSampleL->FrameSize); |
| 461 |
memcpy(&stereoBuffer[s * pStereoSample->FrameSize + pSampleL->FrameSize], &bufferMono[1][s * pSampleR->FrameSize], pSampleR->FrameSize); |
| 462 |
} |
| 463 |
|
| 464 |
// write converted stereo sample data directly to disk |
| 465 |
if (verbose >= 2) cout << "Writing stereo sample '" << pStereoSample->pInfo->Name << "' (" << pStereoSample->GetSize() << " sample points).\n" << flush; |
| 466 |
pStereoSample->SetPos(0); |
| 467 |
unsigned long pointsWritten = pStereoSample->Write(&stereoBuffer[0], pStereoSample->GetSize()); |
| 468 |
if (verbose >= 2) cout << "Written " << pointsWritten << " sample points.\n" << flush; |
| 469 |
} |
| 470 |
if (verbose) cout << "Done.\n" << flush; |
| 471 |
|
| 472 |
// decompression buffer not needed anymore |
| 473 |
gig::Sample::DestroyDecompressionBuffer(decompressionBuffer); |
| 474 |
|
| 475 |
// replace the old mono sample references by the new stereo sample |
| 476 |
// references for all instruments of the .gig file |
| 477 |
if (verbose) cout << "Replace old mono sample references by new stereo sample references ... " << flush; |
| 478 |
for (map<SamplePair, vector<DimRgnPair> >::iterator it = samplePairsFiltered.begin(); |
| 479 |
it != samplePairsFiltered.end(); ++it) |
| 480 |
{ |
| 481 |
if (forceReplace) { |
| 482 |
// replace EVERY occurence of the old mono sample references by |
| 483 |
// the new true stereo ones |
| 484 |
gig::Sample* pMonoSamples[2] = { it->first.first, it->first.second }; |
| 485 |
gig::Sample* pStereoSample = targetStereoSamples[it->first]; |
| 486 |
for (int iChan = 0; iChan < 2; ++iChan) { |
| 487 |
gig::Sample* pMonoSample = pMonoSamples[iChan]; |
| 488 |
// iterate through all instruments and replace all references of that sample |
| 489 |
for (gig::Instrument* instr = gig.GetFirstInstrument(); instr; instr = gig.GetNextInstrument()) { |
| 490 |
for (gig::Region* rgn = instr->GetFirstRegion(); rgn; rgn = instr->GetNextRegion()) { |
| 491 |
for (int dr = 0; dr < rgn->DimensionRegions; ++dr) { |
| 492 |
if (!rgn->pDimensionRegions[dr]) |
| 493 |
continue; |
| 494 |
if (rgn->pDimensionRegions[dr]->pSample == pMonoSample) { |
| 495 |
rgn->pDimensionRegions[dr]->pSample = pStereoSample; |
| 496 |
} |
| 497 |
} |
| 498 |
} |
| 499 |
} |
| 500 |
} |
| 501 |
} else { |
| 502 |
// only replace old mono sample references of instruments if |
| 503 |
// they really seem to be used in a stereo context |
| 504 |
const vector<DimRgnPair>& dimRgnPairs = it->second; |
| 505 |
gig::Sample* pStereoSample = targetStereoSamples[it->first]; |
| 506 |
for (int drp = 0; drp < dimRgnPairs.size(); ++drp) { |
| 507 |
dimRgnPairs[drp].first->pSample = pStereoSample; |
| 508 |
dimRgnPairs[drp].second->pSample = pStereoSample; |
| 509 |
} |
| 510 |
} |
| 511 |
} |
| 512 |
if (verbose) cout << "Done.\n" << flush; |
| 513 |
|
| 514 |
if (!keep) { |
| 515 |
if (verbose) cout << "Removing orphaned mono samples ... " << flush; |
| 516 |
int iDeletedSamples = 0; |
| 517 |
// remove all old 2 mono sample pairs that are not referenced anymore |
| 518 |
for (map<SamplePair, vector<DimRgnPair> >::iterator it = samplePairsFiltered.begin(); |
| 519 |
it != samplePairsFiltered.end(); ++it) |
| 520 |
{ |
| 521 |
gig::Sample* pMonoSamples[2] = { it->first.first, it->first.second }; |
| 522 |
for (int iChan = 0; iChan < 2; ++iChan) { |
| 523 |
gig::Sample* pMonoSample = pMonoSamples[iChan]; |
| 524 |
|
| 525 |
// iterate through all instruments and check if that |
| 526 |
// old mono sample is still referenced somewhere |
| 527 |
for (gig::Instrument* instr = gig.GetFirstInstrument(); instr; instr = gig.GetNextInstrument()) { |
| 528 |
for (gig::Region* rgn = instr->GetFirstRegion(); rgn; rgn = instr->GetNextRegion()) { |
| 529 |
for (int dr = 0; dr < rgn->DimensionRegions; ++dr) { |
| 530 |
if (!rgn->pDimensionRegions[dr]) |
| 531 |
continue; |
| 532 |
if (rgn->pDimensionRegions[dr]->pSample == pMonoSample) { |
| 533 |
std::cout << "NOTE: Mono sample '" + pMonoSample->pInfo->Name + "' is still referenced by instrument '" << instr->pInfo->Name << "'. Thus not deleting sample.\n"; |
| 534 |
goto nextSample; // still referenced, don't delete sample |
| 535 |
} |
| 536 |
} |
| 537 |
} |
| 538 |
} |
| 539 |
|
| 540 |
// if this point is reached, then pMonoSample is not referenced |
| 541 |
// by any instrument anymore, so delete this old mono sample now |
| 542 |
{ |
| 543 |
gig::Group* pGroup = pMonoSample->GetGroup(); |
| 544 |
gig.DeleteSample(pMonoSample); |
| 545 |
iDeletedSamples++; |
| 546 |
|
| 547 |
// if deleted sample's group is now empty, delete the group |
| 548 |
if (!pGroup->GetFirstSample()) gig.DeleteGroup(pGroup); |
| 549 |
} |
| 550 |
|
| 551 |
nextSample:; |
| 552 |
} |
| 553 |
} |
| 554 |
if (verbose) { |
| 555 |
cout << "Done (deleted " << iDeletedSamples << " of " << allAffectedMonoSamples.size() << " mono samples).\n" << flush; |
| 556 |
if (iDeletedSamples < allAffectedMonoSamples.size()) |
| 557 |
cout << "(Use --force-replace to replace all old mono references.)\n" << flush; |
| 558 |
} |
| 559 |
} |
| 560 |
|
| 561 |
// save sample reference changes (and drop deleted mono samples) |
| 562 |
if (verbose) cout << "Saving final sample references to disk and shrink file ... " << flush; |
| 563 |
gig.Save(); |
| 564 |
if (verbose) cout << "Done.\n" << flush; |
| 565 |
|
| 566 |
} catch (RIFF::Exception e) { |
| 567 |
cerr << "Failed converting file:" << endl; |
| 568 |
e.PrintMessage(); |
| 569 |
return false; // error |
| 570 |
} catch (...) { |
| 571 |
cerr << "Unknown exception occurred while trying to convert file." << endl; |
| 572 |
return false; // error |
| 573 |
} |
| 574 |
return true; // success |
| 575 |
} |
| 576 |
|
| 577 |
int main(int argc, char *argv[]) { |
| 578 |
int nOptions = 0; |
| 579 |
bool bOptionRecurse = false; |
| 580 |
bool bOptionKeep = false; |
| 581 |
bool bOptionForceReplace = false; |
| 582 |
bool bOptionMatchIncompatible = false; |
| 583 |
int iVerbose = 0; |
| 584 |
|
| 585 |
// validate & parse arguments provided to this program |
| 586 |
if (argc <= 1) { |
| 587 |
printUsage(); |
| 588 |
return EXIT_FAILURE; |
| 589 |
} |
| 590 |
for (int i = 1; i < argc; ++i) { |
| 591 |
const string opt = argv[i]; |
| 592 |
if (opt == "--") { // common for all command line tools: separator between initial option arguments and i.e. subsequent file arguments |
| 593 |
nOptions++; |
| 594 |
break; |
| 595 |
} |
| 596 |
if (opt.substr(0, 1) != "-") break; |
| 597 |
|
| 598 |
if (opt == "-v") { |
| 599 |
printVersion(); |
| 600 |
return EXIT_SUCCESS; |
| 601 |
} else if (opt == "-r") { |
| 602 |
nOptions++; |
| 603 |
bOptionRecurse = true; |
| 604 |
} else if (opt == "--keep") { |
| 605 |
nOptions++; |
| 606 |
bOptionKeep = true; |
| 607 |
} else if (opt == "--force-replace") { |
| 608 |
nOptions++; |
| 609 |
bOptionForceReplace = true; |
| 610 |
} else if (opt == "--incompatible") { |
| 611 |
nOptions++; |
| 612 |
bOptionMatchIncompatible = true; |
| 613 |
} else if (opt == "--verbose") { |
| 614 |
nOptions++; |
| 615 |
iVerbose = 1; |
| 616 |
if (i+1 < argc) { |
| 617 |
char* s = argv[i+1]; |
| 618 |
char* endptr = NULL; |
| 619 |
errno = 0; |
| 620 |
long val = strtol(s, &endptr, 10); |
| 621 |
if (errno != EINVAL && errno != ERANGE && endptr != s) { |
| 622 |
if (val < 0) { |
| 623 |
cerr << "Numeric argument for --verbose must not be negative!\n"; |
| 624 |
return -1; |
| 625 |
} |
| 626 |
iVerbose = val; |
| 627 |
nOptions++; |
| 628 |
i++; |
| 629 |
} |
| 630 |
} |
| 631 |
|
| 632 |
} |
| 633 |
} |
| 634 |
const int nFileArguments = argc - nOptions - 1; |
| 635 |
if (nFileArguments < 1) { |
| 636 |
printUsage(); |
| 637 |
return EXIT_FAILURE; |
| 638 |
} |
| 639 |
|
| 640 |
bool bError = false; |
| 641 |
|
| 642 |
// assemble list of .gig file names to be converted |
| 643 |
for (int i = nOptions + 1; i < argc; ++i) { |
| 644 |
collectFiles(argv[i], bOptionRecurse, &bError); |
| 645 |
} |
| 646 |
if (g_files.size() < 1) { |
| 647 |
cerr << "No file given to be converted!" << endl; |
| 648 |
return EXIT_FAILURE; |
| 649 |
} |
| 650 |
if (bError) { |
| 651 |
cerr << "Aborted due to error. No file has been changed." << endl; |
| 652 |
return EXIT_FAILURE; |
| 653 |
} |
| 654 |
|
| 655 |
// convert each file in the assembled list of file names |
| 656 |
{ |
| 657 |
int i = 0; |
| 658 |
for (set<string>::const_iterator it = g_files.begin(); it != g_files.end(); ++it, ++i) { |
| 659 |
cout << "Converting file " << (i+1) << "/" << int(g_files.size()) << ": " << *it << " ... " << flush; |
| 660 |
if (iVerbose) cout << endl; |
| 661 |
bool bSuccess = convertFileToStereo( |
| 662 |
*it, bOptionKeep, bOptionForceReplace, !bOptionMatchIncompatible, |
| 663 |
iVerbose |
| 664 |
); |
| 665 |
if (!bSuccess) return EXIT_FAILURE; |
| 666 |
cout << "OK" << endl; |
| 667 |
} |
| 668 |
} |
| 669 |
|
| 670 |
return EXIT_SUCCESS; |
| 671 |
} |
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