diff options
Diffstat (limited to 'kfile-plugins/au/kfile_au.cpp')
| -rw-r--r-- | kfile-plugins/au/kfile_au.cpp | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/kfile-plugins/au/kfile_au.cpp b/kfile-plugins/au/kfile_au.cpp deleted file mode 100644 index 8a2108a9..00000000 --- a/kfile-plugins/au/kfile_au.cpp +++ /dev/null @@ -1,172 +0,0 @@ -/* This file is part of the KDE project - * Copyright (C) 2002 Shane Wright <me@shanewright.co.uk> - * - * 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 version 2. - * - * This program 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 - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, - * Boston, MA 02110-1301, USA. - * - */ - -#include <config.h> -#include "kfile_au.h" - -#include <kprocess.h> -#include <klocale.h> -#include <kgenericfactory.h> -#include <kstringvalidator.h> -#include <kdebug.h> - -#include <tqdict.h> -#include <tqvalidator.h> -#include <tqcstring.h> -#include <tqfile.h> -#include <tqdatetime.h> - -#if !defined(__osf__) -#include <inttypes.h> -#else -typedef unsigned long uint32_t; -typedef unsigned short uint16_t; -#endif - -typedef KGenericFactory<KAuPlugin> AuFactory; - -K_EXPORT_COMPONENT_FACTORY(kfile_au, AuFactory( "kfile_au" )) - -KAuPlugin::KAuPlugin(TQObject *parent, const char *name, - const TQStringList &args) - - : KFilePlugin(parent, name, args) -{ - KFileMimeTypeInfo* info = addMimeTypeInfo( "audio/basic" ); - - KFileMimeTypeInfo::GroupInfo* group = 0L; - - group = addGroupInfo(info, "Technical", i18n("Technical Details")); - - KFileMimeTypeInfo::ItemInfo* item; - - item = addItemInfo(group, "Length", i18n("Length"), TQVariant::Int); - setSuffix(item, "s"); - - item = addItemInfo(group, "Sample Rate", i18n("Sample Rate"), TQVariant::Int); - setSuffix(item, "Hz"); - - item = addItemInfo(group, "Channels", i18n("Channels"), TQVariant::Int); - - item = addItemInfo(group, "Encoding", i18n("Encoding"), TQVariant::String); - -} - -bool KAuPlugin::readInfo( KFileMetaInfo& info, uint what) -{ - // the file signature, wants to be tidier... - const char fsig[] = { 0x2e, 0x73, 0x6e, 0x64 }; - - // a dword buffer for input - char inbuf[4]; - - // some vars for the file properties - uint32_t datasize; - uint32_t encoding; - uint32_t samplerate; - uint32_t channels; - uint16_t bytespersample; - - if ( info.path().isEmpty() ) // remote file - return false; - - TQFile file(info.path()); - - if (!file.open(IO_ReadOnly)) - { - kdDebug(7034) << "Couldn't open " << TQFile::encodeName(info.path()).data() << endl; - return false; - } - - TQDataStream dstream(&file); - - // AU files are big-endian - dstream.setByteOrder(TQDataStream::BigEndian); - - - // Read and verify the signature - dstream.readRawBytes(inbuf, 4); - if (memcmp(fsig, inbuf, 4)) - return false; - - // skip unwanted bits - file.at(8); - - // grab the bits we want - dstream >> datasize; - dstream >> encoding; - dstream >> samplerate; - dstream >> channels; - - // add the info - KFileMetaInfoGroup group = appendGroup(info, "Technical"); - appendItem(group, "Sample Rate", (uint) samplerate); - appendItem(group, "Channels", (uint) channels); - - // work out the encoding - switch (encoding) { - case 1 : - appendItem(group, "Encoding", i18n("8-bit ISDN u-law")); - bytespersample = 1; - break; - case 2 : - appendItem(group, "Encoding", i18n("8-bit linear PCM [REF-PCM]")); - bytespersample = 1; - break; - case 3 : - appendItem(group, "Encoding", i18n("16-bit linear PCM")); - bytespersample = 2; - break; - case 4 : - appendItem(group, "Encoding", i18n("24-bit linear PCM")); - bytespersample = 3; - break; - case 5 : - appendItem(group, "Encoding", i18n("32-bit linear PCM")); - bytespersample = 4; - break; - case 6 : - appendItem(group, "Encoding", i18n("32-bit IEEE floating point")); - bytespersample = 4; - break; - case 7 : - appendItem(group, "Encoding", i18n("64-bit IEEE floating point")); - bytespersample = 8; - break; - case 23 : - appendItem(group, "Encoding", i18n("8-bit ISDN u-law compressed")); - bytespersample = 1; - break; - default : - appendItem(group, "Encoding", i18n("Unknown")); - bytespersample = 0; - } - - // work out length from bytespersample + channels + size - if ((channels > 0) && (datasize > 0) && (datasize != 0xFFFFFFFF) && (bytespersample > 0) && (samplerate > 0)) { - uint32_t length = datasize / channels / bytespersample / samplerate; - appendItem(group, "Length", (uint) length); - } else { - appendItem(group, "Length", "???"); - } - - return true; -} - -#include "kfile_au.moc" |