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Sourcecode: acoustid-fingerprinter version File versions  Download package

analyzefiletask.cpp

#include <QDebug>
#include <QFile>
#include "decoder.h"
#include "tagreader.h"
#include "utils.h"
#include "analyzefiletask.h"
#include "constants.h"

AnalyzeFileTask::AnalyzeFileTask(const QString &path)
      : m_path(path)
{
}

void AnalyzeFileTask::run()
{
    qDebug() << "Analyzing file" << m_path;

    AnalyzeResult *result = new AnalyzeResult();
    result->fileName = m_path;

    TagReader tags(m_path);
    if (!tags.read()) {
        result->error = true;
        result->errorMessage = "Couldn't read metadata";
            emit finished(result);
        return;
    }

      qDebug() << "Track:" << tags.track();
      qDebug() << "Artist:" << tags.artist();
      qDebug() << "Album:" << tags.album();
      qDebug() << "AlbumArtist:" << tags.albumArtist();
      qDebug() << "TrackNo:" << tags.trackNo();
      qDebug() << "DiscNo:" << tags.discNo();
      qDebug() << "Year:" << tags.year();
      qDebug() << "PUID:" << tags.puid();

      result->mbid = tags.mbid();
      result->track = tags.track();
      result->artist = tags.artist();
      result->album = tags.album();
      result->albumArtist = tags.albumArtist();
      result->puid = tags.puid();
      result->trackNo = tags.trackNo();
      result->discNo = tags.discNo();
      result->year = tags.year();
    result->length = tags.length();
    result->bitrate = tags.bitrate();
    if (result->length < 10) {
        result->error = true;
        result->errorMessage = "Too short audio stream, should be at least 10 seconds";
            emit finished(result);
        return;
    }

    if (result->mbid.isEmpty() && (result->track.isEmpty() || result->album.isEmpty() || result->artist.isEmpty())) {
        result->error = true;
        result->errorMessage = "Couldn't find any usable metadata";
            emit finished(result);
        return;
    }

    QByteArray encodedPath = QFile::encodeName(m_path);
    Decoder decoder(encodedPath.data());
    if (!decoder.Open()) {
        result->error = true;
        result->errorMessage = QString("Couldn't open the file: ") + QString::fromStdString(decoder.LastError());
            emit finished(result);
        return;
    }

    FingerprintCalculator fpcalculator;
    if (!fpcalculator.start(decoder.SampleRate(), decoder.Channels())) {
        result->error = true;
        result->errorMessage = "Error while fingerpriting the file";
            emit finished(result);
        return;
      }
    decoder.Decode(&fpcalculator, AUDIO_LENGTH);
    result->fingerprint = fpcalculator.finish();

      emit finished(result);
}


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