tagparser/ogg/oggcontainer.h

#ifndef MEDIA_OGGCONTAINER_H
#define MEDIA_OGGCONTAINER_H

#include "./oggpage.h"
#include "./oggstream.h"
#include "./oggiterator.h"

#include "../vorbis/vorbiscomment.h"

#include "../genericcontainer.h"

#include <unordered_map>
#include <tuple>

namespace Media {

class MediaFileInfo;

class LIB_EXPORT OggContainer : public GenericContainer<MediaFileInfo, VorbisComment, OggStream, OggPage>
{
    friend class OggStream;

public:
    OggContainer(MediaFileInfo &fileInfo, uint64 startOffset);
    ~OggContainer();

    bool isChecksumValidationEnabled() const;
    void setChecksumValidationEnabled(bool enabled);
    void reset();

    VorbisComment *createTag(const TagTarget &target);
    VorbisComment *tag(std::size_t index);
    std::size_t tagCount() const;
    bool removeTag(Tag *tag);
    void removeAllTags();

protected:
    void internalParseHeader();
    void internalParseTags();
    void internalParseTracks();
    void internalMakeFile();

private:
    void ariseComment(std::size_t pageIndex, std::size_t segmentIndex, GeneralMediaFormat mediaFormat = GeneralMediaFormat::Vorbis);

    std::unordered_map<uint32, std::vector<std::unique_ptr<OggStream> >::size_type> m_streamsBySerialNo;

    OggIterator m_iterator;
    bool m_validateChecksums;
};

/*!
 * \brief Returns whether checksum validation is enabled.
 *
 * If checksum validation is enabled, the parser will validate the OGG pages by
 * checking the CRC32 checksum.
 *
 * \sa setChecksumValidationEnabled()
 */
inline bool OggContainer::isChecksumValidationEnabled() const
{
    return m_validateChecksums;
}

/*!
 * \brief Sets whether checksum validation is enabled.
 * \sa isChecksumValidationEnabled()
 */
inline void OggContainer::setChecksumValidationEnabled(bool enabled)
{
    m_validateChecksums = enabled;
}

}

#endif // MEDIA_OGGCONTAINER_H