Mercurial > hg > svcore
view data/fileio/AudioFileReaderFactory.cpp @ 299:576be0d0d218
* Merge transform directory from sv-match-alignment branch
(the previous comment included notes for this stuff, but I missed it
in the actual merge)
* Fix crash when a transform fails to create an output model and the
thread that created the transform then deletes its input model thinking
it's no longer needed, even though the transform run thread is still
using it -- fix is to wait() on the transform before returning the
null output model
author | Chris Cannam |
---|---|
date | Fri, 28 Sep 2007 16:15:06 +0000 |
parents | c022976d18e8 |
children | 14e0f60435b8 |
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ /* Sonic Visualiser An audio file viewer and annotation editor. Centre for Digital Music, Queen Mary, University of London. This file copyright 2006 Chris Cannam and QMUL. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. See the file COPYING included with this distribution for more information. */ #include "AudioFileReaderFactory.h" #include "WavFileReader.h" #include "ResamplingWavFileReader.h" #include "OggVorbisFileReader.h" #include "MP3FileReader.h" #include "QuickTimeFileReader.h" #include <QString> #include <QFileInfo> #include <iostream> QString AudioFileReaderFactory::getKnownExtensions() { std::set<QString> extensions; WavFileReader::getSupportedExtensions(extensions); #ifdef HAVE_MAD MP3FileReader::getSupportedExtensions(extensions); #endif #ifdef HAVE_OGGZ #ifdef HAVE_FISHSOUND OggVorbisFileReader::getSupportedExtensions(extensions); #endif #endif #ifdef HAVE_QUICKTIME QuickTimeFileReader::getSupportedExtensions(extensions); #endif QString rv; for (std::set<QString>::const_iterator i = extensions.begin(); i != extensions.end(); ++i) { if (i != extensions.begin()) rv += " "; rv += "*." + *i; } return rv; } AudioFileReader * AudioFileReaderFactory::createReader(QString path, size_t targetRate) { QString err; std::cerr << "AudioFileReaderFactory::createReader(\"" << path.toStdString() << "\"): Requested rate: " << targetRate << std::endl; AudioFileReader *reader = 0; // First try to construct a preferred reader based on the // extension. If we can't identify one or it fails to load the // file, fall back to trying all readers in no particular order. QString ext = QFileInfo(path).suffix().toLower(); std::set<QString> extensions; WavFileReader::getSupportedExtensions(extensions); if (extensions.find(ext) != extensions.end()) { reader = new WavFileReader(path); if (targetRate != 0 && reader->isOK() && reader->getSampleRate() != targetRate) { std::cerr << "AudioFileReaderFactory::createReader: WAV file rate: " << reader->getSampleRate() << ", creating resampling reader" << std::endl; delete reader; reader = new ResamplingWavFileReader (path, ResamplingWavFileReader::ResampleThreaded, ResamplingWavFileReader::CacheInTemporaryFile, targetRate); } } #ifdef HAVE_OGGZ #ifdef HAVE_FISHSOUND if (!reader) { extensions.clear(); OggVorbisFileReader::getSupportedExtensions(extensions); if (extensions.find(ext) != extensions.end()) { reader = new OggVorbisFileReader (path, OggVorbisFileReader::DecodeThreaded, OggVorbisFileReader::CacheInTemporaryFile, targetRate); } } #endif #endif #ifdef HAVE_MAD if (!reader) { extensions.clear(); MP3FileReader::getSupportedExtensions(extensions); if (extensions.find(ext) != extensions.end()) { reader = new MP3FileReader (path, MP3FileReader::DecodeThreaded, MP3FileReader::CacheInTemporaryFile, targetRate); } } #endif #ifdef HAVE_QUICKTIME if (!reader) { extensions.clear(); QuickTimeFileReader::getSupportedExtensions(extensions); if (extensions.find(ext) != extensions.end()) { reader = new QuickTimeFileReader (path, QuickTimeFileReader::DecodeThreaded, QuickTimeFileReader::CacheInTemporaryFile, targetRate); } } #endif if (reader) { if (reader->isOK()) return reader; if (reader->getError() != "") { std::cerr << "AudioFileReaderFactory: Preferred reader for " << "extension \"" << ext.toStdString() << "\" failed: \"" << reader->getError().toStdString() << "\"" << std::endl; } else { std::cerr << "AudioFileReaderFactory: Preferred reader for " << "extension \"" << ext.toStdString() << "\" failed" << std::endl; } delete reader; reader = 0; } reader = new WavFileReader(path); if (targetRate != 0 && reader->isOK() && reader->getSampleRate() != targetRate) { delete reader; reader = new ResamplingWavFileReader (path, ResamplingWavFileReader::ResampleThreaded, ResamplingWavFileReader::CacheInTemporaryFile, targetRate); } if (reader->isOK()) return reader; if (reader->getError() != "") { std::cerr << "AudioFileReaderFactory: WAV file reader error: \"" << reader->getError().toStdString() << "\"" << std::endl; } else { std::cerr << "AudioFileReaderFactory: WAV file reader failed" << std::endl; } delete reader; #ifdef HAVE_OGGZ #ifdef HAVE_FISHSOUND reader = new OggVorbisFileReader (path, OggVorbisFileReader::DecodeThreaded, OggVorbisFileReader::CacheInTemporaryFile); if (reader->isOK()) return reader; if (reader->getError() != "") { std::cerr << "AudioFileReaderFactory: Ogg file reader error: \"" << reader->getError().toStdString() << "\"" << std::endl; } else { std::cerr << "AudioFileReaderFactory: Ogg file reader failed" << std::endl; } delete reader; #endif #endif #ifdef HAVE_MAD reader = new MP3FileReader (path, MP3FileReader::DecodeThreaded, MP3FileReader::CacheInTemporaryFile); if (reader->isOK()) return reader; if (reader->getError() != "") { std::cerr << "AudioFileReaderFactory: MP3 file reader error: \"" << reader->getError().toStdString() << "\"" << std::endl; } else { std::cerr << "AudioFileReaderFactory: MP3 file reader failed" << std::endl; } delete reader; #endif #ifdef HAVE_QUICKTIME reader = new QuickTimeFileReader (path, QuickTimeFileReader::DecodeThreaded, QuickTimeFileReader::CacheInTemporaryFile); if (reader->isOK()) return reader; if (reader->getError() != "") { std::cerr << "AudioFileReaderFactory: QuickTime file reader error: \"" << reader->getError().toStdString() << "\"" << std::endl; } else { std::cerr << "AudioFileReaderFactory: QuickTime file reader failed" << std::endl; } delete reader; #endif return 0; }