taglib/examples/tagreader.cpp
Urs Fleisch 8b3f1a459e Fix issues reported by CppCheck
Many shadowFunction, some useStlAlgorithm, and others.

cppcheck --enable=all --inline-suppr \
  --suppress=noExplicitConstructor --suppress=unusedFunction \
  --suppress=missingIncludeSystem --project=compile_commands.json
2023-12-07 05:00:00 +01:00

122 lines
4.6 KiB
C++

/* Copyright (C) 2003 Scott Wheeler <wheeler@kde.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <iostream>
#include <iomanip>
#include <cstdio>
#include "tpropertymap.h"
#include "tstringlist.h"
#include "tvariant.h"
#include "fileref.h"
#include "tag.h"
using namespace std;
int main(int argc, char *argv[])
{
for(int i = 1; i < argc; i++) {
cout << "******************** \"" << argv[i] << "\" ********************" << endl;
TagLib::FileRef f(argv[i]);
if(!f.isNull() && f.tag()) {
TagLib::Tag *tag = f.tag();
cout << "-- TAG (basic) --" << endl;
cout << "title - \"" << tag->title() << "\"" << endl;
cout << "artist - \"" << tag->artist() << "\"" << endl;
cout << "album - \"" << tag->album() << "\"" << endl;
cout << "year - \"" << tag->year() << "\"" << endl;
cout << "comment - \"" << tag->comment() << "\"" << endl;
cout << "track - \"" << tag->track() << "\"" << endl;
cout << "genre - \"" << tag->genre() << "\"" << endl;
TagLib::PropertyMap tags = f.properties();
if(!tags.isEmpty()) {
unsigned int longest = 0;
for(auto j = tags.cbegin(); j != tags.cend(); ++j) {
if (j->first.size() > longest) {
longest = j->first.size();
}
}
cout << "-- TAG (properties) --" << endl;
for(auto j = tags.cbegin(); j != tags.cend(); ++j) {
for(auto k = j->second.begin(); k != j->second.end(); ++k) {
cout << left << std::setfill(' ') << std::setw(longest) << j->first << " - " << '"' << *k << '"' << endl;
}
}
}
TagLib::StringList names = f.complexPropertyKeys();
for(const auto &name : names) {
const auto& properties = f.complexProperties(name);
for(const auto &property : properties) {
cout << name << ":" << endl;
for(const auto &[key, value] : property) {
cout << " " << left << std::setfill(' ') << std::setw(11) << key << " - ";
if(value.type() == TagLib::Variant::ByteVector) {
cout << "(" << value.value<TagLib::ByteVector>().size() << " bytes)" << endl;
/* The picture could be extracted using:
ofstream picture;
TagLib::String fn(argv[i]);
int slashPos = fn.rfind('/');
int dotPos = fn.rfind('.');
if(slashPos >= 0 && dotPos > slashPos) {
fn = fn.substr(slashPos + 1, dotPos - slashPos - 1);
}
fn += ".jpg";
picture.open(fn.toCString(), ios_base::out | ios_base::binary);
picture << value.value<TagLib::ByteVector>();
picture.close();
*/
}
else {
cout << value << endl;
}
}
}
}
}
if(!f.isNull() && f.audioProperties()) {
TagLib::AudioProperties *properties = f.audioProperties();
int seconds = properties->lengthInSeconds() % 60;
int minutes = (properties->lengthInSeconds() - seconds) / 60;
cout << "-- AUDIO --" << endl;
cout << "bitrate - " << properties->bitrate() << endl;
cout << "sample rate - " << properties->sampleRate() << endl;
cout << "channels - " << properties->channels() << endl;
cout << "length - " << minutes << ":" << setfill('0') << setw(2) << right << seconds << endl;
}
}
return 0;
}