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/***************************************************************************
FileInfo.cpp - information about an audio file
-------------------
begin : Mar 13 2002
copyright : (C) 2002 by Thomas Eschenbacher
email : Thomas Eschenbacher <thomas.eschenbacher@gmx.de>
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
#include "config.h"
#include "FileInfo.h"
#define FP_INTERNAL 0x0001
#define FP_READONLY 0x0002
#define FP_NO_LOAD_SAVE 0x0004
/***************************************************************************/
void FileInfo::PropertyTypesMap::fill()
{
append(INF_ALBUM, 0,
i18n("Album"),
i18n("Name of the album if the source is an album\n"
"that consist of more medias."));
append(INF_ANNOTATION, 0,
i18n("Annotation"),
i18n("Provides general comments about the file or the subject of \n"
"the file. If the comment is several sentences long, end \n"
"each sentence with a period. Do not include newline \n"
"characters!"));
append(INF_ARCHIVAL, 0,
i18n("Archival location"),
i18n("Indicates where the subject of the file is archived."));
append(INF_AUTHOR, 0,
i18n("Author"),
i18n("Identifies the name of the author of the original\n"
"subject of the file."
"\nExample: 'van Beethoven, Ludwig'"));
append(INF_BITRATE_LOWER, FP_NO_LOAD_SAVE,
i18n("Lower Bitrate"),
i18n("Specifies the lower limit in a VBR bitstream."));
append(INF_BITRATE_NOMINAL, FP_NO_LOAD_SAVE,
i18n("Bitrate"),
i18n("Nominal bitrate of the audio stream in bits per second"));
append(INF_BITRATE_UPPER, FP_NO_LOAD_SAVE,
i18n("Upper Bitrate"),
i18n("Specifies the upper limit in a VBR bitstream."));
append(INF_CD, 0,
i18n("CD"),
i18n("Number of the CD, if the source is \nan album of more CDROMs"));
append(INF_COMMISSIONED, 0,
i18n("Commisioned"),
i18n("Lists the name of the person or organization\n"
"that commissioned the subject of the file."));
append(INF_COMMENTS, 0,
i18n("Comments"),
i18n("Provides general comments about the file or the subject of\n"
"the file. If the comment is several sentences long, end\n"
"each sentence with a period. Do not include newline\n"
"characters!"));
append(INF_COMPRESSION, FP_INTERNAL | FP_NO_LOAD_SAVE,
i18n("Compression"),
i18n("Sets a mode for compressing the audio\n"
"data to reduce disk space."));
append(INF_CONTACT, 0,
i18n("Contact"),
i18n("Contact information for the creators or distributors of\n"
"the track. This could be a URL, an email address, the\n"
"physical address of the producing label."));
append(INF_COPYRIGHT, 0,
i18n("Copyright"),
i18n("Records the copyright information for the file. If there are\n"
"multiple copyrights, separate them by a semicolon followed\n"
"by a space."
"\nExample: 'Copyright Linux community 2002'"));
append(INF_COPYRIGHTED, 0,
i18n("Copyrighted"),
i18n("Indicates whether the file is protected by "
"copyright or not."));
append(INF_CREATION_DATE, 0,
i18n("Date"),
i18n("Specifies the date the subject of the file was created. "
"\nExample: '2001-12-24'"));
append(INF_ENGINEER, 0,
i18n("Engineer"),
i18n("Shows the name of the engineer who worked on the file.\n"
"If there are multiple engineers, separate the names by\n"
"a semicolon and a blank."));
append(INF_FILENAME, FP_INTERNAL | FP_NO_LOAD_SAVE,
i18n("Filename"),
i18n("Name of the opened file"));
append(INF_FILESIZE, FP_INTERNAL | FP_NO_LOAD_SAVE,
i18n("File Size"),
i18n("Size of the file in bytes"));
append(INF_GENRE, 0,
i18n("Genre"),
i18n("Describes the genre or style of the original work."
"\nExamples: 'classic', 'pop'"));
append(INF_ISRC, FP_READONLY,
i18n("ISRC"),
i18n("ISRC number for the track; see the ISRC intro page\n"
"for more information on ISRC numbers.\n"
"http://www.ifpi.org/site-content/online/isrc_intro.html"));
append(INF_KEYWORDS, 0,
i18n("Keywords"),
i18n("Provides a list of keywords that refer to the\n"
"file or subject of the file."));
append(INF_LICENSE, 0,
i18n("License"),
i18n("License information, eg, 'All Rights Reserved',\n"
"'Any Use Permitted', a URL to a license or the\n"
"EFF Open Audio License ('distributed under the\n"
"terms of the Open Audio License.\n"
"see http://www.eff.org/IP/Open_licenses/eff_oal.html\n"
"for details'), etc."));
append(INF_MEDIUM, 0,
i18n("Medium"),
i18n("Describes the original subject of the file,\n"
"where it was first recorded."
"\nExample: 'orchester'"));
append(INF_MIMETYPE, FP_READONLY | FP_INTERNAL | FP_NO_LOAD_SAVE,
i18n("Mime Type"),
i18n("Mime type of the file format"));
append(INF_MPEG_EMPHASIS, FP_INTERNAL | FP_NO_LOAD_SAVE,
i18n("Emphasis"),
i18n("Audio emphasis mode"));
append(INF_MPEG_LAYER, FP_INTERNAL | FP_NO_LOAD_SAVE,
i18n("Layer"),
i18n("MPEG Layer, I, II or III"));
append(INF_MPEG_MODEEXT, FP_INTERNAL | FP_NO_LOAD_SAVE,
i18n("Mode Extension"),
i18n("MPEG Mode Extension (only if Joint Stereo)"));
append(INF_MPEG_VERSION, FP_INTERNAL | FP_NO_LOAD_SAVE,
i18n("Version"),
i18n("MPEG Version, 1, 2 or 2.5"));
append(INF_NAME, 0,
i18n("Name"),
i18n("Stores the title of the subject of the file."
"\nExample: 'Symphony No.6, Op.68 \"Pastoral\"'"));
append(INF_ORGANIZATION, 0,
i18n("Organization"),
i18n("Name of the organization producing the track\n"
"(i.e. the 'record label')"));
append(INF_ORIGINAL, 0,
i18n("Original"),
i18n("Indicates whether the file is an original or a copy"));
append(INF_PERFORMER, 0,
i18n("Performer"),
i18n("The artist(s) who performed the work. In classical\n"
"music this would be the conductor, orchestra, soloists.\n"
"In an audio book it would be the actor who did the reading."));
append(INF_PRIVATE, 0,
i18n("Private"),
i18n("Indicates whether the subject is private"));
append(INF_PRODUCT, 0,
i18n("Product"),
i18n("Specifies the name or the title the file was\n"
"originally intended for."
"\nExample: 'Linux audio collection'"));
append(INF_SAMPLE_FORMAT, FP_INTERNAL | FP_NO_LOAD_SAVE,
i18n("Sample Format"),
i18n("Format used for storing the digitized audio samples."
"\nExample: '32-bit IEEE floating-point'"));
append(INF_SOFTWARE, 0,
i18n("Software"),
i18n("Identifies the name of the software package\n"
"used to create the file. "
"\nExample: 'Kwave v0.6.4-1'"));
append(INF_SOURCE, 0,
i18n("Source"),
i18n("Identifies the name of the person or organization\n"
"who supplied the original subject of the file."
"\nExample: 'Chaotic Sound Research'"));
append(INF_SOURCE_FORM, 0,
i18n("Source form"),
i18n("Identifies the original form of the material\n"
"that was digitized."
"\nExamples: 'Record/Vinyl/90RPM', 'Audio DAT', "
"'tape/CrO2/60min'"));
append(INF_SUBJECT, 0,
i18n("Subject"),
i18n("Describes the subject of the file."
"\nExample: 'Bird voices at early morning'"));
append(INF_TECHNICAN, 0,
i18n("Technican"),
i18n("Identifies the technican who digitized the subject file. "
"\nExample: 'Torvalds, Linus'"));
append(INF_TRACK, 0,
i18n("Track"),
i18n("Track of the CD if the source was a CDROM."));
append(INF_VBR_QUALITY, FP_INTERNAL | FP_NO_LOAD_SAVE,
i18n("Base Quality"),
i18n("Base quality of the compression in VBR mode"));
append(INF_VERSION, 0,
i18n("Version"),
i18n("May be used to differentiate multiple versions\n"
"of the same track title in a single collection.\n"
"(e.g. remix info)"));
// please do not simply extend here, sort in alphabetically instead...
}
/***************************************************************************/
/***************************************************************************/
FileInfo::FileInfo()
:m_length(), m_rate(0.0), m_bits(0), m_tracks(0), m_properties()
{
}
/***************************************************************************/
FileInfo::FileInfo(const FileInfo &inf)
{
copy(inf);
}
/***************************************************************************/
FileInfo::~FileInfo()
{
}
/***************************************************************************/
bool FileInfo::equals(const FileInfo &other)
{
if (m_bits != other.bits()) return false;
if (m_length != other.length()) return false;
if (m_rate != other.rate()) return false;
if (m_tracks != other.tracks()) return false;
if (m_properties.count() != other.properties().count()) return false;
QMap<FileProperty, QVariant>::Iterator it;
for (it=m_properties.begin(); it!=m_properties.end(); ++it) {
if (it.data() != other.get(it.key())) return false;
}
return true;
}
/***************************************************************************/
void FileInfo::copy(const FileInfo &source)
{
m_length = source.length();
m_rate = source.rate();
m_bits = source.bits();
m_tracks = source.tracks();
m_properties = source.properties();
}
/***************************************************************************/
void FileInfo::set(FileProperty key, const QVariant &value)
{
if (!value.isValid()) {
// delete
m_properties.remove(key);
} else {
// insert or add
m_properties.replace(key, value);
}
}
/***************************************************************************/
const QVariant &FileInfo::get(FileProperty key) const
{
return m_properties[key];
}
/***************************************************************************/
bool FileInfo::isInternal(FileProperty key)
{
int flags = m_property_map.data(key);
return (flags & FP_INTERNAL);
}
/***************************************************************************/
bool FileInfo::canLoadSave(FileProperty key)
{
int flags = m_property_map.data(key);
return !(flags & FP_NO_LOAD_SAVE);
}
/***************************************************************************/
void FileInfo::clear()
{
m_length = 0;
m_rate = 0;
m_bits = 0;
m_tracks = 0;
m_properties.clear();
}
/***************************************************************************/
void FileInfo::dump()
{
qDebug("--- dump of file info ---");
qDebug("default properties:");
qDebug(" length = %u samples", m_length);
qDebug(" rate = %0.1f Hz", m_rate);
qDebug(" bits = %u", m_bits);
qDebug(" tracks = %u", m_tracks);
qDebug("other properties:");
QMap<FileProperty, QVariant>::Iterator it;
for (it = m_properties.begin(); it != m_properties.end(); ++it) {
FileProperty key = it.key();
QVariant val = it.data();
QString name = m_property_map.name(key);
qDebug(" '%s' = '%s'", name.local8Bit().data(),
val.toString().local8Bit().data());
}
qDebug("-------------------------");
}
/***************************************************************************/
/***************************************************************************/
|
