soundsource.h

#pragma once

#include <QFileInfo>

#include "sources/audiosource.h"
#include "sources/metadatasourcetaglib.h"

namespace mixxx {

// Base class for sound sources with a default implementation (Taglib)
// for reading/writing metadata.
class SoundSource
        : public AudioSource,
          public MetadataSourceTagLib {
  public:
    /// Determine the type from an URL.
    ///
    /// Only local file URLs are supported.
    static QString getTypeFromUrl(const QUrl& url);

    /// Determine the type from a (local) file.
    static QString getTypeFromFile(const QFileInfo& fileInfo);

    /// The type of the source.
    ///
    /// The type equals the preferred suffix of the content's MIME type.
    QString getType() const {
        return m_type;
    }

  protected:
    // If no type is provided the file extension of the file referred
    // by the URL will be used as the type of the SoundSource.
    explicit SoundSource(const QUrl& url)
            : SoundSource(url, getTypeFromUrl(url)) {
    }
    SoundSource(const QUrl& url, const QString& type);

  private:
    QString m_type;
};

typedef std::shared_ptr<SoundSource> SoundSourcePointer;

template<typename T>
SoundSourcePointer newSoundSourceFromUrl(const QUrl& url) {
    return std::make_shared<T>(url);
}

} // namespace mixxx