lbajardsilogic@147: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
lbajardsilogic@147: 
lbajardsilogic@147: /*
lbajardsilogic@147:     Sonic Visualiser
lbajardsilogic@147:     An audio file viewer and annotation editor.
lbajardsilogic@147:     Centre for Digital Music, Queen Mary, University of London.
lbajardsilogic@147:     This file copyright 2006 Chris Cannam and QMUL.
lbajardsilogic@147:     
lbajardsilogic@147:     This program is free software; you can redistribute it and/or
lbajardsilogic@147:     modify it under the terms of the GNU General Public License as
lbajardsilogic@147:     published by the Free Software Foundation; either version 2 of the
lbajardsilogic@147:     License, or (at your option) any later version.  See the file
lbajardsilogic@147:     COPYING included with this distribution for more information.
lbajardsilogic@147: */
lbajardsilogic@147: 
lbajardsilogic@192: #ifdef HAVE_VIDEO
lbajardsilogic@191: 
lbajardsilogic@191: #include <iostream>
lbajardsilogic@191: #include <set>
lbajardsilogic@191: 
lbajardsilogic@191: #include <QString>
lbajardsilogic@191: #include <QFileInfo>
lbajardsilogic@147: 
lbajardsilogic@192: #ifdef HAVE_FFMPEG
lbajardsilogic@147: #include "VideoFileReader.h"
lbajardsilogic@192: #endif
lbajardsilogic@147: 
lbajardsilogic@191: #include "VideoFileReaderFactory.h"
lbajardsilogic@147: 
lbajardsilogic@147: QString
lbajardsilogic@147: VideoFileReaderFactory::getKnownExtensions()
lbajardsilogic@147: {
lbajardsilogic@147:     std::set<QString> extensions;
lbajardsilogic@147: 
lbajardsilogic@192: #ifdef HAVE_FFMPEG
lbajardsilogic@147:     VideoFileReader::getSupportedExtensions(extensions);
lbajardsilogic@192: #endif
lbajardsilogic@147: 
lbajardsilogic@147:     QString rv;
lbajardsilogic@147:     for (std::set<QString>::const_iterator i = extensions.begin();
lbajardsilogic@147:          i != extensions.end(); ++i) {
lbajardsilogic@147:         if (i != extensions.begin()) rv += " ";
lbajardsilogic@147:         rv += "*." + *i;
lbajardsilogic@147:     }
lbajardsilogic@147: 
lbajardsilogic@147:     return rv;
lbajardsilogic@147: }
lbajardsilogic@147: 
lbajardsilogic@147: bool VideoFileReaderFactory::isKnownExtensions(QString &extension)
lbajardsilogic@147: {
lbajardsilogic@147:     bool isKnown = false;
lbajardsilogic@147: 
lbajardsilogic@147: 	std::set<QString> extensions;
lbajardsilogic@192: #ifdef HAVE_FFMPEG
lbajardsilogic@147:     VideoFileReader::getSupportedExtensions(extensions);
lbajardsilogic@192: #endif
lbajardsilogic@147: 	std::set<QString>::iterator iter = extensions.find(extension);
lbajardsilogic@147: 
lbajardsilogic@147: 	if (iter != extensions.end())
lbajardsilogic@147: 	{
lbajardsilogic@147: 		isKnown = true;
lbajardsilogic@147: 	}
lbajardsilogic@147: 
lbajardsilogic@147:     return isKnown;
lbajardsilogic@147: }
lbajardsilogic@147: 
lbajardsilogic@147: /*VideoFileReader *
lbajardsilogic@147: VideoFileReaderFactory::createReader(QString path)
lbajardsilogic@147: {
lbajardsilogic@147:     QString err;
lbajardsilogic@147: 
lbajardsilogic@147:     VideoFileReader *reader = 0;
lbajardsilogic@147: 
lbajardsilogic@147:     // First try to construct a preferred reader based on the
lbajardsilogic@147:     // extension.  If we can't identify one or it fails to load the
lbajardsilogic@147:     // file, fall back to trying all readers in no particular order.
lbajardsilogic@147: 
lbajardsilogic@147:     QString ext = QFileInfo(path).suffix().toLower();
lbajardsilogic@147:     std::set<QString> extensions;
lbajardsilogic@147: 
lbajardsilogic@147: //Ivan Damnjanovic 09-10/2007 added video support
lbajardsilogic@147: #ifdef HAVE_FFMPEG
lbajardsilogic@147:     if (!reader) {
lbajardsilogic@147:         extensions.clear();
lbajardsilogic@147:         VideoFileReader::getSupportedExtensions(extensions);
lbajardsilogic@147:         if (extensions.find(ext) != extensions.end()) {
lbajardsilogic@147:             
lbajardsilogic@147: 			reader = new VideoFileReader
lbajardsilogic@147:                 (path, true, VideoFileReader::CacheInTemporaryFile);
lbajardsilogic@147:         }
lbajardsilogic@147:     }
lbajardsilogic@147: #endif
lbajardsilogic@147: //
lbajardsilogic@147:     if (reader) {
lbajardsilogic@147:         if (reader->isOK()) return reader;
lbajardsilogic@147:         if (reader->getError() != "") {
lbajardsilogic@147:             std::cerr << "VideoFileReaderFactory: Preferred reader for "
lbajardsilogic@147:                       << "extension \"" << ext.toStdString() << "\" failed: \""
lbajardsilogic@147:                       << reader->getError().toStdString() << "\"" << std::endl;
lbajardsilogic@147:         } else {
lbajardsilogic@147:             std::cerr << "VideoFileReaderFactory: Preferred reader for "
lbajardsilogic@147:                       << "extension \"" << ext.toStdString() << "\" failed"
lbajardsilogic@147:                       << std::endl;
lbajardsilogic@147:         }            
lbajardsilogic@147:         delete reader;
lbajardsilogic@147:         reader = 0;
lbajardsilogic@147:     }
lbajardsilogic@147: 
lbajardsilogic@147:     reader = new VideoFileReader(path);
lbajardsilogic@147:     if (reader->isOK()) return reader;
lbajardsilogic@147:     if (reader->getError() != "") {
lbajardsilogic@147: 	std::cerr << "VideoFileReaderFactory: WAV file reader error: \""
lbajardsilogic@147:                   << reader->getError().toStdString() << "\"" << std::endl;
lbajardsilogic@147:     } else {
lbajardsilogic@147: 	std::cerr << "VideoFileReaderFactory: WAV file reader failed"
lbajardsilogic@147:                   << std::endl;
lbajardsilogic@147:     }        
lbajardsilogic@147:     delete reader;
lbajardsilogic@147: 
lbajardsilogic@147:     return 0;
lbajardsilogic@147: }
lbajardsilogic@147: */
lbajardsilogic@191: #endif
lbajardsilogic@192: