cannam@90: /* libFLAC++ - Free Lossless Audio Codec library
cannam@90: * Copyright (C) 2002,2003,2004,2005,2006,2007 Josh Coalson
cannam@90: *
cannam@90: * Redistribution and use in source and binary forms, with or without
cannam@90: * modification, are permitted provided that the following conditions
cannam@90: * are met:
cannam@90: *
cannam@90: * - Redistributions of source code must retain the above copyright
cannam@90: * notice, this list of conditions and the following disclaimer.
cannam@90: *
cannam@90: * - Redistributions in binary form must reproduce the above copyright
cannam@90: * notice, this list of conditions and the following disclaimer in the
cannam@90: * documentation and/or other materials provided with the distribution.
cannam@90: *
cannam@90: * - Neither the name of the Xiph.org Foundation nor the names of its
cannam@90: * contributors may be used to endorse or promote products derived from
cannam@90: * this software without specific prior written permission.
cannam@90: *
cannam@90: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
cannam@90: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
cannam@90: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
cannam@90: * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
cannam@90: * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
cannam@90: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
cannam@90: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
cannam@90: * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
cannam@90: * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
cannam@90: * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
cannam@90: * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
cannam@90: */
cannam@90:
cannam@90: #ifndef FLACPP__METADATA_H
cannam@90: #define FLACPP__METADATA_H
cannam@90:
cannam@90: #include "export.h"
cannam@90:
cannam@90: #include "FLAC/metadata.h"
cannam@90:
cannam@90: // ===============================================================
cannam@90: //
cannam@90: // Full documentation for the metadata interface can be found
cannam@90: // in the C layer in include/FLAC/metadata.h
cannam@90: //
cannam@90: // ===============================================================
cannam@90:
cannam@90: /** \file include/FLAC++/metadata.h
cannam@90: *
cannam@90: * \brief
cannam@90: * This module provides classes for creating and manipulating FLAC
cannam@90: * metadata blocks in memory, and three progressively more powerful
cannam@90: * interfaces for traversing and editing metadata in FLAC files.
cannam@90: *
cannam@90: * See the detailed documentation for each interface in the
cannam@90: * \link flacpp_metadata metadata \endlink module.
cannam@90: */
cannam@90:
cannam@90: /** \defgroup flacpp_metadata FLAC++/metadata.h: metadata interfaces
cannam@90: * \ingroup flacpp
cannam@90: *
cannam@90: * \brief
cannam@90: * This module provides classes for creating and manipulating FLAC
cannam@90: * metadata blocks in memory, and three progressively more powerful
cannam@90: * interfaces for traversing and editing metadata in FLAC files.
cannam@90: *
cannam@90: * The behavior closely mimics the C layer interface; be sure to read
cannam@90: * the detailed description of the
cannam@90: * \link flac_metadata C metadata module \endlink. Note that like the
cannam@90: * C layer, currently only the Chain interface (level 2) supports Ogg
cannam@90: * FLAC files, and it is read-only i.e. no writing back changed
cannam@90: * metadata to file.
cannam@90: */
cannam@90:
cannam@90:
cannam@90: namespace FLAC {
cannam@90: namespace Metadata {
cannam@90:
cannam@90: // ============================================================
cannam@90: //
cannam@90: // Metadata objects
cannam@90: //
cannam@90: // ============================================================
cannam@90:
cannam@90: /** \defgroup flacpp_metadata_object FLAC++/metadata.h: metadata object classes
cannam@90: * \ingroup flacpp_metadata
cannam@90: *
cannam@90: * This module contains classes representing FLAC metadata
cannam@90: * blocks in memory.
cannam@90: *
cannam@90: * The behavior closely mimics the C layer interface; be
cannam@90: * sure to read the detailed description of the
cannam@90: * \link flac_metadata_object C metadata object module \endlink.
cannam@90: *
cannam@90: * Any time a metadata object is constructed or assigned, you
cannam@90: * should check is_valid() to make sure the underlying
cannam@90: * ::FLAC__StreamMetadata object was able to be created.
cannam@90: *
cannam@90: * \warning
cannam@90: * When the get_*() methods of any metadata object method
cannam@90: * return you a const pointer, DO NOT disobey and write into it.
cannam@90: * Always use the set_*() methods.
cannam@90: *
cannam@90: * \{
cannam@90: */
cannam@90:
cannam@90: /** Base class for all metadata block types.
cannam@90: * See the \link flacpp_metadata_object overview \endlink for more.
cannam@90: */
cannam@90: class FLACPP_API Prototype {
cannam@90: protected:
cannam@90: //@{
cannam@90: /** Constructs a copy of the given object. This form
cannam@90: * always performs a deep copy.
cannam@90: */
cannam@90: Prototype(const Prototype &);
cannam@90: Prototype(const ::FLAC__StreamMetadata &);
cannam@90: Prototype(const ::FLAC__StreamMetadata *);
cannam@90: //@}
cannam@90:
cannam@90: /** Constructs an object with copy control. When \a copy
cannam@90: * is \c true, behaves identically to
cannam@90: * FLAC::Metadata::Prototype::Prototype(const ::FLAC__StreamMetadata *object).
cannam@90: * When \a copy is \c false, the instance takes ownership of
cannam@90: * the pointer and the ::FLAC__StreamMetadata object will
cannam@90: * be freed by the destructor.
cannam@90: *
cannam@90: * \assert
cannam@90: * \code object != NULL \endcode
cannam@90: */
cannam@90: Prototype(::FLAC__StreamMetadata *object, bool copy);
cannam@90:
cannam@90: //@{
cannam@90: /** Assign from another object. Always performs a deep copy. */
cannam@90: Prototype &operator=(const Prototype &);
cannam@90: Prototype &operator=(const ::FLAC__StreamMetadata &);
cannam@90: Prototype &operator=(const ::FLAC__StreamMetadata *);
cannam@90: //@}
cannam@90:
cannam@90: /** Assigns an object with copy control. See
cannam@90: * Prototype(::FLAC__StreamMetadata *object, bool copy).
cannam@90: */
cannam@90: Prototype &assign_object(::FLAC__StreamMetadata *object, bool copy);
cannam@90:
cannam@90: /** Deletes the underlying ::FLAC__StreamMetadata object.
cannam@90: */
cannam@90: virtual void clear();
cannam@90:
cannam@90: ::FLAC__StreamMetadata *object_;
cannam@90: public:
cannam@90: /** Deletes the underlying ::FLAC__StreamMetadata object.
cannam@90: */
cannam@90: virtual ~Prototype();
cannam@90:
cannam@90: //@{
cannam@90: /** Check for equality, performing a deep compare by following pointers.
cannam@90: */
cannam@90: inline bool operator==(const Prototype &) const;
cannam@90: inline bool operator==(const ::FLAC__StreamMetadata &) const;
cannam@90: inline bool operator==(const ::FLAC__StreamMetadata *) const;
cannam@90: //@}
cannam@90:
cannam@90: //@{
cannam@90: /** Check for inequality, performing a deep compare by following pointers. */
cannam@90: inline bool operator!=(const Prototype &) const;
cannam@90: inline bool operator!=(const ::FLAC__StreamMetadata &) const;
cannam@90: inline bool operator!=(const ::FLAC__StreamMetadata *) const;
cannam@90: //@}
cannam@90:
cannam@90: friend class SimpleIterator;
cannam@90: friend class Iterator;
cannam@90:
cannam@90: /** Returns \c true if the object was correctly constructed
cannam@90: * (i.e. the underlying ::FLAC__StreamMetadata object was
cannam@90: * properly allocated), else \c false.
cannam@90: */
cannam@90: inline bool is_valid() const;
cannam@90:
cannam@90: /** Returns \c true if this block is the last block in a
cannam@90: * stream, else \c false.
cannam@90: *
cannam@90: * \assert
cannam@90: * \code is_valid() \endcode
cannam@90: */
cannam@90: bool get_is_last() const;
cannam@90:
cannam@90: /** Returns the type of the block.
cannam@90: *
cannam@90: * \assert
cannam@90: * \code is_valid() \endcode
cannam@90: */
cannam@90: ::FLAC__MetadataType get_type() const;
cannam@90:
cannam@90: /** Returns the stream length of the metadata block.
cannam@90: *
cannam@90: * \note
cannam@90: * The length does not include the metadata block header,
cannam@90: * per spec.
cannam@90: *
cannam@90: * \assert
cannam@90: * \code is_valid() \endcode
cannam@90: */
cannam@90: unsigned get_length() const;
cannam@90:
cannam@90: /** Sets the "is_last" flag for the block. When using the iterators
cannam@90: * it is not necessary to set this flag; they will do it for you.
cannam@90: *
cannam@90: * \assert
cannam@90: * \code is_valid() \endcode
cannam@90: */
cannam@90: void set_is_last(bool);
cannam@90:
cannam@90: /** Returns a pointer to the underlying ::FLAC__StreamMetadata
cannam@90: * object. This can be useful for plugging any holes between
cannam@90: * the C++ and C interfaces.
cannam@90: *
cannam@90: * \assert
cannam@90: * \code is_valid() \endcode
cannam@90: */
cannam@90: inline operator const ::FLAC__StreamMetadata *() const;
cannam@90: private:
cannam@90: /** Private and undefined so you can't use it. */
cannam@90: Prototype();
cannam@90:
cannam@90: // These are used only by Iterator
cannam@90: bool is_reference_;
cannam@90: inline void set_reference(bool x) { is_reference_ = x; }
cannam@90: };
cannam@90:
cannam@90: #ifdef _MSC_VER
cannam@90: // warning C4800: 'int' : forcing to bool 'true' or 'false' (performance warning)
cannam@90: #pragma warning ( disable : 4800 )
cannam@90: #endif
cannam@90:
cannam@90: inline bool Prototype::operator==(const Prototype &object) const
cannam@90: { return (bool)::FLAC__metadata_object_is_equal(object_, object.object_); }
cannam@90:
cannam@90: inline bool Prototype::operator==(const ::FLAC__StreamMetadata &object) const
cannam@90: { return (bool)::FLAC__metadata_object_is_equal(object_, &object); }
cannam@90:
cannam@90: inline bool Prototype::operator==(const ::FLAC__StreamMetadata *object) const
cannam@90: { return (bool)::FLAC__metadata_object_is_equal(object_, object); }
cannam@90:
cannam@90: #ifdef _MSC_VER
cannam@90: // @@@ how to re-enable? the following doesn't work
cannam@90: // #pragma warning ( enable : 4800 )
cannam@90: #endif
cannam@90:
cannam@90: inline bool Prototype::operator!=(const Prototype &object) const
cannam@90: { return !operator==(object); }
cannam@90:
cannam@90: inline bool Prototype::operator!=(const ::FLAC__StreamMetadata &object) const
cannam@90: { return !operator==(object); }
cannam@90:
cannam@90: inline bool Prototype::operator!=(const ::FLAC__StreamMetadata *object) const
cannam@90: { return !operator==(object); }
cannam@90:
cannam@90: inline bool Prototype::is_valid() const
cannam@90: { return 0 != object_; }
cannam@90:
cannam@90: inline Prototype::operator const ::FLAC__StreamMetadata *() const
cannam@90: { return object_; }
cannam@90:
cannam@90: /** Create a deep copy of an object and return it. */
cannam@90: FLACPP_API Prototype *clone(const Prototype *);
cannam@90:
cannam@90:
cannam@90: /** STREAMINFO metadata block.
cannam@90: * See the \link flacpp_metadata_object overview \endlink for more,
cannam@90: * and the format specification.
cannam@90: */
cannam@90: class FLACPP_API StreamInfo : public Prototype {
cannam@90: public:
cannam@90: StreamInfo();
cannam@90:
cannam@90: //@{
cannam@90: /** Constructs a copy of the given object. This form
cannam@90: * always performs a deep copy.
cannam@90: */
cannam@90: inline StreamInfo(const StreamInfo &object): Prototype(object) { }
cannam@90: inline StreamInfo(const ::FLAC__StreamMetadata &object): Prototype(object) { }
cannam@90: inline StreamInfo(const ::FLAC__StreamMetadata *object): Prototype(object) { }
cannam@90: //@}
cannam@90:
cannam@90: /** Constructs an object with copy control. See
cannam@90: * Prototype(::FLAC__StreamMetadata *object, bool copy).
cannam@90: */
cannam@90: inline StreamInfo(::FLAC__StreamMetadata *object, bool copy): Prototype(object, copy) { }
cannam@90:
cannam@90: ~StreamInfo();
cannam@90:
cannam@90: //@{
cannam@90: /** Assign from another object. Always performs a deep copy. */
cannam@90: inline StreamInfo &operator=(const StreamInfo &object) { Prototype::operator=(object); return *this; }
cannam@90: inline StreamInfo &operator=(const ::FLAC__StreamMetadata &object) { Prototype::operator=(object); return *this; }
cannam@90: inline StreamInfo &operator=(const ::FLAC__StreamMetadata *object) { Prototype::operator=(object); return *this; }
cannam@90: //@}
cannam@90:
cannam@90: /** Assigns an object with copy control. See
cannam@90: * Prototype::assign_object(::FLAC__StreamMetadata *object, bool copy).
cannam@90: */
cannam@90: inline StreamInfo &assign(::FLAC__StreamMetadata *object, bool copy) { Prototype::assign_object(object, copy); return *this; }
cannam@90:
cannam@90: //@{
cannam@90: /** Check for equality, performing a deep compare by following pointers. */
cannam@90: inline bool operator==(const StreamInfo &object) const { return Prototype::operator==(object); }
cannam@90: inline bool operator==(const ::FLAC__StreamMetadata &object) const { return Prototype::operator==(object); }
cannam@90: inline bool operator==(const ::FLAC__StreamMetadata *object) const { return Prototype::operator==(object); }
cannam@90: //@}
cannam@90:
cannam@90: //@{
cannam@90: /** Check for inequality, performing a deep compare by following pointers. */
cannam@90: inline bool operator!=(const StreamInfo &object) const { return Prototype::operator!=(object); }
cannam@90: inline bool operator!=(const ::FLAC__StreamMetadata &object) const { return Prototype::operator!=(object); }
cannam@90: inline bool operator!=(const ::FLAC__StreamMetadata *object) const { return Prototype::operator!=(object); }
cannam@90: //@}
cannam@90:
cannam@90: //@{
cannam@90: /** See format specification. */
cannam@90: unsigned get_min_blocksize() const;
cannam@90: unsigned get_max_blocksize() const;
cannam@90: unsigned get_min_framesize() const;
cannam@90: unsigned get_max_framesize() const;
cannam@90: unsigned get_sample_rate() const;
cannam@90: unsigned get_channels() const;
cannam@90: unsigned get_bits_per_sample() const;
cannam@90: FLAC__uint64 get_total_samples() const;
cannam@90: const FLAC__byte *get_md5sum() const;
cannam@90:
cannam@90: void set_min_blocksize(unsigned value);
cannam@90: void set_max_blocksize(unsigned value);
cannam@90: void set_min_framesize(unsigned value);
cannam@90: void set_max_framesize(unsigned value);
cannam@90: void set_sample_rate(unsigned value);
cannam@90: void set_channels(unsigned value);
cannam@90: void set_bits_per_sample(unsigned value);
cannam@90: void set_total_samples(FLAC__uint64 value);
cannam@90: void set_md5sum(const FLAC__byte value[16]);
cannam@90: //@}
cannam@90: };
cannam@90:
cannam@90: /** PADDING metadata block.
cannam@90: * See the \link flacpp_metadata_object overview \endlink for more,
cannam@90: * and the format specification.
cannam@90: */
cannam@90: class FLACPP_API Padding : public Prototype {
cannam@90: public:
cannam@90: Padding();
cannam@90:
cannam@90: //@{
cannam@90: /** Constructs a copy of the given object. This form
cannam@90: * always performs a deep copy.
cannam@90: */
cannam@90: inline Padding(const Padding &object): Prototype(object) { }
cannam@90: inline Padding(const ::FLAC__StreamMetadata &object): Prototype(object) { }
cannam@90: inline Padding(const ::FLAC__StreamMetadata *object): Prototype(object) { }
cannam@90: //@}
cannam@90:
cannam@90: /** Constructs an object with copy control. See
cannam@90: * Prototype(::FLAC__StreamMetadata *object, bool copy).
cannam@90: */
cannam@90: inline Padding(::FLAC__StreamMetadata *object, bool copy): Prototype(object, copy) { }
cannam@90:
cannam@90: ~Padding();
cannam@90:
cannam@90: //@{
cannam@90: /** Assign from another object. Always performs a deep copy. */
cannam@90: inline Padding &operator=(const Padding &object) { Prototype::operator=(object); return *this; }
cannam@90: inline Padding &operator=(const ::FLAC__StreamMetadata &object) { Prototype::operator=(object); return *this; }
cannam@90: inline Padding &operator=(const ::FLAC__StreamMetadata *object) { Prototype::operator=(object); return *this; }
cannam@90: //@}
cannam@90:
cannam@90: /** Assigns an object with copy control. See
cannam@90: * Prototype::assign_object(::FLAC__StreamMetadata *object, bool copy).
cannam@90: */
cannam@90: inline Padding &assign(::FLAC__StreamMetadata *object, bool copy) { Prototype::assign_object(object, copy); return *this; }
cannam@90:
cannam@90: //@{
cannam@90: /** Check for equality, performing a deep compare by following pointers. */
cannam@90: inline bool operator==(const Padding &object) const { return Prototype::operator==(object); }
cannam@90: inline bool operator==(const ::FLAC__StreamMetadata &object) const { return Prototype::operator==(object); }
cannam@90: inline bool operator==(const ::FLAC__StreamMetadata *object) const { return Prototype::operator==(object); }
cannam@90: //@}
cannam@90:
cannam@90: //@{
cannam@90: /** Check for inequality, performing a deep compare by following pointers. */
cannam@90: inline bool operator!=(const Padding &object) const { return Prototype::operator!=(object); }
cannam@90: inline bool operator!=(const ::FLAC__StreamMetadata &object) const { return Prototype::operator!=(object); }
cannam@90: inline bool operator!=(const ::FLAC__StreamMetadata *object) const { return Prototype::operator!=(object); }
cannam@90: //@}
cannam@90:
cannam@90: void set_length(unsigned length);
cannam@90: };
cannam@90:
cannam@90: /** APPLICATION metadata block.
cannam@90: * See the \link flacpp_metadata_object overview \endlink for more,
cannam@90: * and the format specification.
cannam@90: */
cannam@90: class FLACPP_API Application : public Prototype {
cannam@90: public:
cannam@90: Application();
cannam@90: //
cannam@90: //@{
cannam@90: /** Constructs a copy of the given object. This form
cannam@90: * always performs a deep copy.
cannam@90: */
cannam@90: inline Application(const Application &object): Prototype(object) { }
cannam@90: inline Application(const ::FLAC__StreamMetadata &object): Prototype(object) { }
cannam@90: inline Application(const ::FLAC__StreamMetadata *object): Prototype(object) { }
cannam@90: //@}
cannam@90:
cannam@90: /** Constructs an object with copy control. See
cannam@90: * Prototype(::FLAC__StreamMetadata *object, bool copy).
cannam@90: */
cannam@90: inline Application(::FLAC__StreamMetadata *object, bool copy): Prototype(object, copy) { }
cannam@90:
cannam@90: ~Application();
cannam@90:
cannam@90: //@{
cannam@90: /** Assign from another object. Always performs a deep copy. */
cannam@90: inline Application &operator=(const Application &object) { Prototype::operator=(object); return *this; }
cannam@90: inline Application &operator=(const ::FLAC__StreamMetadata &object) { Prototype::operator=(object); return *this; }
cannam@90: inline Application &operator=(const ::FLAC__StreamMetadata *object) { Prototype::operator=(object); return *this; }
cannam@90: //@}
cannam@90:
cannam@90: /** Assigns an object with copy control. See
cannam@90: * Prototype::assign_object(::FLAC__StreamMetadata *object, bool copy).
cannam@90: */
cannam@90: inline Application &assign(::FLAC__StreamMetadata *object, bool copy) { Prototype::assign_object(object, copy); return *this; }
cannam@90:
cannam@90: //@{
cannam@90: /** Check for equality, performing a deep compare by following pointers. */
cannam@90: inline bool operator==(const Application &object) const { return Prototype::operator==(object); }
cannam@90: inline bool operator==(const ::FLAC__StreamMetadata &object) const { return Prototype::operator==(object); }
cannam@90: inline bool operator==(const ::FLAC__StreamMetadata *object) const { return Prototype::operator==(object); }
cannam@90: //@}
cannam@90:
cannam@90: //@{
cannam@90: /** Check for inequality, performing a deep compare by following pointers. */
cannam@90: inline bool operator!=(const Application &object) const { return Prototype::operator!=(object); }
cannam@90: inline bool operator!=(const ::FLAC__StreamMetadata &object) const { return Prototype::operator!=(object); }
cannam@90: inline bool operator!=(const ::FLAC__StreamMetadata *object) const { return Prototype::operator!=(object); }
cannam@90: //@}
cannam@90:
cannam@90: const FLAC__byte *get_id() const;
cannam@90: const FLAC__byte *get_data() const;
cannam@90:
cannam@90: void set_id(const FLAC__byte value[4]);
cannam@90: //! This form always copies \a data
cannam@90: bool set_data(const FLAC__byte *data, unsigned length);
cannam@90: bool set_data(FLAC__byte *data, unsigned length, bool copy);
cannam@90: };
cannam@90:
cannam@90: /** SEEKTABLE metadata block.
cannam@90: * See the \link flacpp_metadata_object overview \endlink for more,
cannam@90: * and the format specification.
cannam@90: */
cannam@90: class FLACPP_API SeekTable : public Prototype {
cannam@90: public:
cannam@90: SeekTable();
cannam@90:
cannam@90: //@{
cannam@90: /** Constructs a copy of the given object. This form
cannam@90: * always performs a deep copy.
cannam@90: */
cannam@90: inline SeekTable(const SeekTable &object): Prototype(object) { }
cannam@90: inline SeekTable(const ::FLAC__StreamMetadata &object): Prototype(object) { }
cannam@90: inline SeekTable(const ::FLAC__StreamMetadata *object): Prototype(object) { }
cannam@90: //@}
cannam@90:
cannam@90: /** Constructs an object with copy control. See
cannam@90: * Prototype(::FLAC__StreamMetadata *object, bool copy).
cannam@90: */
cannam@90: inline SeekTable(::FLAC__StreamMetadata *object, bool copy): Prototype(object, copy) { }
cannam@90:
cannam@90: ~SeekTable();
cannam@90:
cannam@90: //@{
cannam@90: /** Assign from another object. Always performs a deep copy. */
cannam@90: inline SeekTable &operator=(const SeekTable &object) { Prototype::operator=(object); return *this; }
cannam@90: inline SeekTable &operator=(const ::FLAC__StreamMetadata &object) { Prototype::operator=(object); return *this; }
cannam@90: inline SeekTable &operator=(const ::FLAC__StreamMetadata *object) { Prototype::operator=(object); return *this; }
cannam@90: //@}
cannam@90:
cannam@90: /** Assigns an object with copy control. See
cannam@90: * Prototype::assign_object(::FLAC__StreamMetadata *object, bool copy).
cannam@90: */
cannam@90: inline SeekTable &assign(::FLAC__StreamMetadata *object, bool copy) { Prototype::assign_object(object, copy); return *this; }
cannam@90:
cannam@90: //@{
cannam@90: /** Check for equality, performing a deep compare by following pointers. */
cannam@90: inline bool operator==(const SeekTable &object) const { return Prototype::operator==(object); }
cannam@90: inline bool operator==(const ::FLAC__StreamMetadata &object) const { return Prototype::operator==(object); }
cannam@90: inline bool operator==(const ::FLAC__StreamMetadata *object) const { return Prototype::operator==(object); }
cannam@90: //@}
cannam@90:
cannam@90: //@{
cannam@90: /** Check for inequality, performing a deep compare by following pointers. */
cannam@90: inline bool operator!=(const SeekTable &object) const { return Prototype::operator!=(object); }
cannam@90: inline bool operator!=(const ::FLAC__StreamMetadata &object) const { return Prototype::operator!=(object); }
cannam@90: inline bool operator!=(const ::FLAC__StreamMetadata *object) const { return Prototype::operator!=(object); }
cannam@90: //@}
cannam@90:
cannam@90: unsigned get_num_points() const;
cannam@90: ::FLAC__StreamMetadata_SeekPoint get_point(unsigned index) const;
cannam@90:
cannam@90: //! See FLAC__metadata_object_seektable_set_point()
cannam@90: void set_point(unsigned index, const ::FLAC__StreamMetadata_SeekPoint &point);
cannam@90:
cannam@90: //! See FLAC__metadata_object_seektable_insert_point()
cannam@90: bool insert_point(unsigned index, const ::FLAC__StreamMetadata_SeekPoint &point);
cannam@90:
cannam@90: //! See FLAC__metadata_object_seektable_delete_point()
cannam@90: bool delete_point(unsigned index);
cannam@90:
cannam@90: //! See FLAC__metadata_object_seektable_is_legal()
cannam@90: bool is_legal() const;
cannam@90: };
cannam@90:
cannam@90: /** VORBIS_COMMENT metadata block.
cannam@90: * See the \link flacpp_metadata_object overview \endlink for more,
cannam@90: * and the format specification.
cannam@90: */
cannam@90: class FLACPP_API VorbisComment : public Prototype {
cannam@90: public:
cannam@90: /** Convenience class for encapsulating Vorbis comment
cannam@90: * entries. An entry is a vendor string or a comment
cannam@90: * field. In the case of a vendor string, the field
cannam@90: * name is undefined; only the field value is relevant.
cannam@90: *
cannam@90: * A \a field as used in the methods refers to an
cannam@90: * entire 'NAME=VALUE' string; for convenience the
cannam@90: * string is NUL-terminated. A length field is
cannam@90: * required in the unlikely event that the value
cannam@90: * contains contain embedded NULs.
cannam@90: *
cannam@90: * A \a field_name is what is on the left side of the
cannam@90: * first '=' in the \a field. By definition it is ASCII
cannam@90: * and so is NUL-terminated and does not require a
cannam@90: * length to describe it. \a field_name is undefined
cannam@90: * for a vendor string entry.
cannam@90: *
cannam@90: * A \a field_value is what is on the right side of the
cannam@90: * first '=' in the \a field. By definition, this may
cannam@90: * contain embedded NULs and so a \a field_value_length
cannam@90: * is required to describe it. However in practice,
cannam@90: * embedded NULs are not known to be used, so it is
cannam@90: * generally safe to treat field values as NUL-
cannam@90: * terminated UTF-8 strings.
cannam@90: *
cannam@90: * Always check is_valid() after the constructor or operator=
cannam@90: * to make sure memory was properly allocated and that the
cannam@90: * Entry conforms to the Vorbis comment specification.
cannam@90: */
cannam@90: class FLACPP_API Entry {
cannam@90: public:
cannam@90: Entry();
cannam@90:
cannam@90: Entry(const char *field, unsigned field_length);
cannam@90: Entry(const char *field); // assumes \a field is NUL-terminated
cannam@90:
cannam@90: Entry(const char *field_name, const char *field_value, unsigned field_value_length);
cannam@90: Entry(const char *field_name, const char *field_value); // assumes \a field_value is NUL-terminated
cannam@90:
cannam@90: Entry(const Entry &entry);
cannam@90:
cannam@90: Entry &operator=(const Entry &entry);
cannam@90:
cannam@90: virtual ~Entry();
cannam@90:
cannam@90: virtual bool is_valid() const; ///< Returns \c true iff object was properly constructed.
cannam@90:
cannam@90: unsigned get_field_length() const;
cannam@90: unsigned get_field_name_length() const;
cannam@90: unsigned get_field_value_length() const;
cannam@90:
cannam@90: ::FLAC__StreamMetadata_VorbisComment_Entry get_entry() const;
cannam@90: const char *get_field() const;
cannam@90: const char *get_field_name() const;
cannam@90: const char *get_field_value() const;
cannam@90:
cannam@90: bool set_field(const char *field, unsigned field_length);
cannam@90: bool set_field(const char *field); // assumes \a field is NUL-terminated
cannam@90: bool set_field_name(const char *field_name);
cannam@90: bool set_field_value(const char *field_value, unsigned field_value_length);
cannam@90: bool set_field_value(const char *field_value); // assumes \a field_value is NUL-terminated
cannam@90: protected:
cannam@90: bool is_valid_;
cannam@90: ::FLAC__StreamMetadata_VorbisComment_Entry entry_;
cannam@90: char *field_name_;
cannam@90: unsigned field_name_length_;
cannam@90: char *field_value_;
cannam@90: unsigned field_value_length_;
cannam@90: private:
cannam@90: void zero();
cannam@90: void clear();
cannam@90: void clear_entry();
cannam@90: void clear_field_name();
cannam@90: void clear_field_value();
cannam@90: void construct(const char *field, unsigned field_length);
cannam@90: void construct(const char *field); // assumes \a field is NUL-terminated
cannam@90: void construct(const char *field_name, const char *field_value, unsigned field_value_length);
cannam@90: void construct(const char *field_name, const char *field_value); // assumes \a field_value is NUL-terminated
cannam@90: void compose_field();
cannam@90: void parse_field();
cannam@90: };
cannam@90:
cannam@90: VorbisComment();
cannam@90:
cannam@90: //@{
cannam@90: /** Constructs a copy of the given object. This form
cannam@90: * always performs a deep copy.
cannam@90: */
cannam@90: inline VorbisComment(const VorbisComment &object): Prototype(object) { }
cannam@90: inline VorbisComment(const ::FLAC__StreamMetadata &object): Prototype(object) { }
cannam@90: inline VorbisComment(const ::FLAC__StreamMetadata *object): Prototype(object) { }
cannam@90: //@}
cannam@90:
cannam@90: /** Constructs an object with copy control. See
cannam@90: * Prototype(::FLAC__StreamMetadata *object, bool copy).
cannam@90: */
cannam@90: inline VorbisComment(::FLAC__StreamMetadata *object, bool copy): Prototype(object, copy) { }
cannam@90:
cannam@90: ~VorbisComment();
cannam@90:
cannam@90: //@{
cannam@90: /** Assign from another object. Always performs a deep copy. */
cannam@90: inline VorbisComment &operator=(const VorbisComment &object) { Prototype::operator=(object); return *this; }
cannam@90: inline VorbisComment &operator=(const ::FLAC__StreamMetadata &object) { Prototype::operator=(object); return *this; }
cannam@90: inline VorbisComment &operator=(const ::FLAC__StreamMetadata *object) { Prototype::operator=(object); return *this; }
cannam@90: //@}
cannam@90:
cannam@90: /** Assigns an object with copy control. See
cannam@90: * Prototype::assign_object(::FLAC__StreamMetadata *object, bool copy).
cannam@90: */
cannam@90: inline VorbisComment &assign(::FLAC__StreamMetadata *object, bool copy) { Prototype::assign_object(object, copy); return *this; }
cannam@90:
cannam@90: //@{
cannam@90: /** Check for equality, performing a deep compare by following pointers. */
cannam@90: inline bool operator==(const VorbisComment &object) const { return Prototype::operator==(object); }
cannam@90: inline bool operator==(const ::FLAC__StreamMetadata &object) const { return Prototype::operator==(object); }
cannam@90: inline bool operator==(const ::FLAC__StreamMetadata *object) const { return Prototype::operator==(object); }
cannam@90: //@}
cannam@90:
cannam@90: //@{
cannam@90: /** Check for inequality, performing a deep compare by following pointers. */
cannam@90: inline bool operator!=(const VorbisComment &object) const { return Prototype::operator!=(object); }
cannam@90: inline bool operator!=(const ::FLAC__StreamMetadata &object) const { return Prototype::operator!=(object); }
cannam@90: inline bool operator!=(const ::FLAC__StreamMetadata *object) const { return Prototype::operator!=(object); }
cannam@90: //@}
cannam@90:
cannam@90: unsigned get_num_comments() const;
cannam@90: const FLAC__byte *get_vendor_string() const; // NUL-terminated UTF-8 string
cannam@90: Entry get_comment(unsigned index) const;
cannam@90:
cannam@90: //! See FLAC__metadata_object_vorbiscomment_set_vendor_string()
cannam@90: bool set_vendor_string(const FLAC__byte *string); // NUL-terminated UTF-8 string
cannam@90:
cannam@90: //! See FLAC__metadata_object_vorbiscomment_set_comment()
cannam@90: bool set_comment(unsigned index, const Entry &entry);
cannam@90:
cannam@90: //! See FLAC__metadata_object_vorbiscomment_insert_comment()
cannam@90: bool insert_comment(unsigned index, const Entry &entry);
cannam@90:
cannam@90: //! See FLAC__metadata_object_vorbiscomment_append_comment()
cannam@90: bool append_comment(const Entry &entry);
cannam@90:
cannam@90: //! See FLAC__metadata_object_vorbiscomment_delete_comment()
cannam@90: bool delete_comment(unsigned index);
cannam@90: };
cannam@90:
cannam@90: /** CUESHEET metadata block.
cannam@90: * See the \link flacpp_metadata_object overview \endlink for more,
cannam@90: * and the format specification.
cannam@90: */
cannam@90: class FLACPP_API CueSheet : public Prototype {
cannam@90: public:
cannam@90: /** Convenience class for encapsulating a cue sheet
cannam@90: * track.
cannam@90: *
cannam@90: * Always check is_valid() after the constructor or operator=
cannam@90: * to make sure memory was properly allocated.
cannam@90: */
cannam@90: class FLACPP_API Track {
cannam@90: protected:
cannam@90: ::FLAC__StreamMetadata_CueSheet_Track *object_;
cannam@90: public:
cannam@90: Track();
cannam@90: Track(const ::FLAC__StreamMetadata_CueSheet_Track *track);
cannam@90: Track(const Track &track);
cannam@90: Track &operator=(const Track &track);
cannam@90:
cannam@90: virtual ~Track();
cannam@90:
cannam@90: virtual bool is_valid() const; ///< Returns \c true iff object was properly constructed.
cannam@90:
cannam@90:
cannam@90: inline FLAC__uint64 get_offset() const { return object_->offset; }
cannam@90: inline FLAC__byte get_number() const { return object_->number; }
cannam@90: inline const char *get_isrc() const { return object_->isrc; }
cannam@90: inline unsigned get_type() const { return object_->type; }
cannam@90: inline bool get_pre_emphasis() const { return object_->pre_emphasis; }
cannam@90:
cannam@90: inline FLAC__byte get_num_indices() const { return object_->num_indices; }
cannam@90: ::FLAC__StreamMetadata_CueSheet_Index get_index(unsigned i) const;
cannam@90:
cannam@90: inline const ::FLAC__StreamMetadata_CueSheet_Track *get_track() const { return object_; }
cannam@90:
cannam@90: inline void set_offset(FLAC__uint64 value) { object_->offset = value; }
cannam@90: inline void set_number(FLAC__byte value) { object_->number = value; }
cannam@90: void set_isrc(const char value[12]);
cannam@90: void set_type(unsigned value);
cannam@90: inline void set_pre_emphasis(bool value) { object_->pre_emphasis = value? 1 : 0; }
cannam@90:
cannam@90: void set_index(unsigned i, const ::FLAC__StreamMetadata_CueSheet_Index &index);
cannam@90: //@@@ It's awkward but to insert/delete index points
cannam@90: //@@@ you must use the routines in the CueSheet class.
cannam@90: };
cannam@90:
cannam@90: CueSheet();
cannam@90:
cannam@90: //@{
cannam@90: /** Constructs a copy of the given object. This form
cannam@90: * always performs a deep copy.
cannam@90: */
cannam@90: inline CueSheet(const CueSheet &object): Prototype(object) { }
cannam@90: inline CueSheet(const ::FLAC__StreamMetadata &object): Prototype(object) { }
cannam@90: inline CueSheet(const ::FLAC__StreamMetadata *object): Prototype(object) { }
cannam@90: //@}
cannam@90:
cannam@90: /** Constructs an object with copy control. See
cannam@90: * Prototype(::FLAC__StreamMetadata *object, bool copy).
cannam@90: */
cannam@90: inline CueSheet(::FLAC__StreamMetadata *object, bool copy): Prototype(object, copy) { }
cannam@90:
cannam@90: ~CueSheet();
cannam@90:
cannam@90: //@{
cannam@90: /** Assign from another object. Always performs a deep copy. */
cannam@90: inline CueSheet &operator=(const CueSheet &object) { Prototype::operator=(object); return *this; }
cannam@90: inline CueSheet &operator=(const ::FLAC__StreamMetadata &object) { Prototype::operator=(object); return *this; }
cannam@90: inline CueSheet &operator=(const ::FLAC__StreamMetadata *object) { Prototype::operator=(object); return *this; }
cannam@90: //@}
cannam@90:
cannam@90: /** Assigns an object with copy control. See
cannam@90: * Prototype::assign_object(::FLAC__StreamMetadata *object, bool copy).
cannam@90: */
cannam@90: inline CueSheet &assign(::FLAC__StreamMetadata *object, bool copy) { Prototype::assign_object(object, copy); return *this; }
cannam@90:
cannam@90: //@{
cannam@90: /** Check for equality, performing a deep compare by following pointers. */
cannam@90: inline bool operator==(const CueSheet &object) const { return Prototype::operator==(object); }
cannam@90: inline bool operator==(const ::FLAC__StreamMetadata &object) const { return Prototype::operator==(object); }
cannam@90: inline bool operator==(const ::FLAC__StreamMetadata *object) const { return Prototype::operator==(object); }
cannam@90: //@}
cannam@90:
cannam@90: //@{
cannam@90: /** Check for inequality, performing a deep compare by following pointers. */
cannam@90: inline bool operator!=(const CueSheet &object) const { return Prototype::operator!=(object); }
cannam@90: inline bool operator!=(const ::FLAC__StreamMetadata &object) const { return Prototype::operator!=(object); }
cannam@90: inline bool operator!=(const ::FLAC__StreamMetadata *object) const { return Prototype::operator!=(object); }
cannam@90: //@}
cannam@90:
cannam@90: const char *get_media_catalog_number() const;
cannam@90: FLAC__uint64 get_lead_in() const;
cannam@90: bool get_is_cd() const;
cannam@90:
cannam@90: unsigned get_num_tracks() const;
cannam@90: Track get_track(unsigned i) const;
cannam@90:
cannam@90: void set_media_catalog_number(const char value[128]);
cannam@90: void set_lead_in(FLAC__uint64 value);
cannam@90: void set_is_cd(bool value);
cannam@90:
cannam@90: void set_index(unsigned track_num, unsigned index_num, const ::FLAC__StreamMetadata_CueSheet_Index &index);
cannam@90:
cannam@90: //! See FLAC__metadata_object_cuesheet_track_insert_index()
cannam@90: bool insert_index(unsigned track_num, unsigned index_num, const ::FLAC__StreamMetadata_CueSheet_Index &index);
cannam@90:
cannam@90: //! See FLAC__metadata_object_cuesheet_track_delete_index()
cannam@90: bool delete_index(unsigned track_num, unsigned index_num);
cannam@90:
cannam@90: //! See FLAC__metadata_object_cuesheet_set_track()
cannam@90: bool set_track(unsigned i, const Track &track);
cannam@90:
cannam@90: //! See FLAC__metadata_object_cuesheet_insert_track()
cannam@90: bool insert_track(unsigned i, const Track &track);
cannam@90:
cannam@90: //! See FLAC__metadata_object_cuesheet_delete_track()
cannam@90: bool delete_track(unsigned i);
cannam@90:
cannam@90: //! See FLAC__metadata_object_cuesheet_is_legal()
cannam@90: bool is_legal(bool check_cd_da_subset = false, const char **violation = 0) const;
cannam@90:
cannam@90: //! See FLAC__metadata_object_cuesheet_calculate_cddb_id()
cannam@90: FLAC__uint32 calculate_cddb_id() const;
cannam@90: };
cannam@90:
cannam@90: /** PICTURE metadata block.
cannam@90: * See the \link flacpp_metadata_object overview \endlink for more,
cannam@90: * and the format specification.
cannam@90: */
cannam@90: class FLACPP_API Picture : public Prototype {
cannam@90: public:
cannam@90: Picture();
cannam@90:
cannam@90: //@{
cannam@90: /** Constructs a copy of the given object. This form
cannam@90: * always performs a deep copy.
cannam@90: */
cannam@90: inline Picture(const Picture &object): Prototype(object) { }
cannam@90: inline Picture(const ::FLAC__StreamMetadata &object): Prototype(object) { }
cannam@90: inline Picture(const ::FLAC__StreamMetadata *object): Prototype(object) { }
cannam@90: //@}
cannam@90:
cannam@90: /** Constructs an object with copy control. See
cannam@90: * Prototype(::FLAC__StreamMetadata *object, bool copy).
cannam@90: */
cannam@90: inline Picture(::FLAC__StreamMetadata *object, bool copy): Prototype(object, copy) { }
cannam@90:
cannam@90: ~Picture();
cannam@90:
cannam@90: //@{
cannam@90: /** Assign from another object. Always performs a deep copy. */
cannam@90: inline Picture &operator=(const Picture &object) { Prototype::operator=(object); return *this; }
cannam@90: inline Picture &operator=(const ::FLAC__StreamMetadata &object) { Prototype::operator=(object); return *this; }
cannam@90: inline Picture &operator=(const ::FLAC__StreamMetadata *object) { Prototype::operator=(object); return *this; }
cannam@90: //@}
cannam@90:
cannam@90: /** Assigns an object with copy control. See
cannam@90: * Prototype::assign_object(::FLAC__StreamMetadata *object, bool copy).
cannam@90: */
cannam@90: inline Picture &assign(::FLAC__StreamMetadata *object, bool copy) { Prototype::assign_object(object, copy); return *this; }
cannam@90:
cannam@90: //@{
cannam@90: /** Check for equality, performing a deep compare by following pointers. */
cannam@90: inline bool operator==(const Picture &object) const { return Prototype::operator==(object); }
cannam@90: inline bool operator==(const ::FLAC__StreamMetadata &object) const { return Prototype::operator==(object); }
cannam@90: inline bool operator==(const ::FLAC__StreamMetadata *object) const { return Prototype::operator==(object); }
cannam@90: //@}
cannam@90:
cannam@90: //@{
cannam@90: /** Check for inequality, performing a deep compare by following pointers. */
cannam@90: inline bool operator!=(const Picture &object) const { return Prototype::operator!=(object); }
cannam@90: inline bool operator!=(const ::FLAC__StreamMetadata &object) const { return Prototype::operator!=(object); }
cannam@90: inline bool operator!=(const ::FLAC__StreamMetadata *object) const { return Prototype::operator!=(object); }
cannam@90: //@}
cannam@90:
cannam@90: ::FLAC__StreamMetadata_Picture_Type get_type() const;
cannam@90: const char *get_mime_type() const; // NUL-terminated printable ASCII string
cannam@90: const FLAC__byte *get_description() const; // NUL-terminated UTF-8 string
cannam@90: FLAC__uint32 get_width() const;
cannam@90: FLAC__uint32 get_height() const;
cannam@90: FLAC__uint32 get_depth() const;
cannam@90: FLAC__uint32 get_colors() const; ///< a return value of \c 0 means true-color, i.e. 2^depth colors
cannam@90: FLAC__uint32 get_data_length() const;
cannam@90: const FLAC__byte *get_data() const;
cannam@90:
cannam@90: void set_type(::FLAC__StreamMetadata_Picture_Type type);
cannam@90:
cannam@90: //! See FLAC__metadata_object_picture_set_mime_type()
cannam@90: bool set_mime_type(const char *string); // NUL-terminated printable ASCII string
cannam@90:
cannam@90: //! See FLAC__metadata_object_picture_set_description()
cannam@90: bool set_description(const FLAC__byte *string); // NUL-terminated UTF-8 string
cannam@90:
cannam@90: void set_width(FLAC__uint32 value) const;
cannam@90: void set_height(FLAC__uint32 value) const;
cannam@90: void set_depth(FLAC__uint32 value) const;
cannam@90: void set_colors(FLAC__uint32 value) const; ///< a value of \c 0 means true-color, i.e. 2^depth colors
cannam@90:
cannam@90: //! See FLAC__metadata_object_picture_set_data()
cannam@90: bool set_data(const FLAC__byte *data, FLAC__uint32 data_length);
cannam@90: };
cannam@90:
cannam@90: /** Opaque metadata block for storing unknown types.
cannam@90: * This should not be used unless you know what you are doing;
cannam@90: * it is currently used only internally to support forward
cannam@90: * compatibility of metadata blocks.
cannam@90: * See the \link flacpp_metadata_object overview \endlink for more,
cannam@90: */
cannam@90: class FLACPP_API Unknown : public Prototype {
cannam@90: public:
cannam@90: Unknown();
cannam@90: //
cannam@90: //@{
cannam@90: /** Constructs a copy of the given object. This form
cannam@90: * always performs a deep copy.
cannam@90: */
cannam@90: inline Unknown(const Unknown &object): Prototype(object) { }
cannam@90: inline Unknown(const ::FLAC__StreamMetadata &object): Prototype(object) { }
cannam@90: inline Unknown(const ::FLAC__StreamMetadata *object): Prototype(object) { }
cannam@90: //@}
cannam@90:
cannam@90: /** Constructs an object with copy control. See
cannam@90: * Prototype(::FLAC__StreamMetadata *object, bool copy).
cannam@90: */
cannam@90: inline Unknown(::FLAC__StreamMetadata *object, bool copy): Prototype(object, copy) { }
cannam@90:
cannam@90: ~Unknown();
cannam@90:
cannam@90: //@{
cannam@90: /** Assign from another object. Always performs a deep copy. */
cannam@90: inline Unknown &operator=(const Unknown &object) { Prototype::operator=(object); return *this; }
cannam@90: inline Unknown &operator=(const ::FLAC__StreamMetadata &object) { Prototype::operator=(object); return *this; }
cannam@90: inline Unknown &operator=(const ::FLAC__StreamMetadata *object) { Prototype::operator=(object); return *this; }
cannam@90: //@}
cannam@90:
cannam@90: /** Assigns an object with copy control. See
cannam@90: * Prototype::assign_object(::FLAC__StreamMetadata *object, bool copy).
cannam@90: */
cannam@90: inline Unknown &assign(::FLAC__StreamMetadata *object, bool copy) { Prototype::assign_object(object, copy); return *this; }
cannam@90:
cannam@90: //@{
cannam@90: /** Check for equality, performing a deep compare by following pointers. */
cannam@90: inline bool operator==(const Unknown &object) const { return Prototype::operator==(object); }
cannam@90: inline bool operator==(const ::FLAC__StreamMetadata &object) const { return Prototype::operator==(object); }
cannam@90: inline bool operator==(const ::FLAC__StreamMetadata *object) const { return Prototype::operator==(object); }
cannam@90: //@}
cannam@90:
cannam@90: //@{
cannam@90: /** Check for inequality, performing a deep compare by following pointers. */
cannam@90: inline bool operator!=(const Unknown &object) const { return Prototype::operator!=(object); }
cannam@90: inline bool operator!=(const ::FLAC__StreamMetadata &object) const { return Prototype::operator!=(object); }
cannam@90: inline bool operator!=(const ::FLAC__StreamMetadata *object) const { return Prototype::operator!=(object); }
cannam@90: //@}
cannam@90:
cannam@90: const FLAC__byte *get_data() const;
cannam@90:
cannam@90: //! This form always copies \a data
cannam@90: bool set_data(const FLAC__byte *data, unsigned length);
cannam@90: bool set_data(FLAC__byte *data, unsigned length, bool copy);
cannam@90: };
cannam@90:
cannam@90: /* \} */
cannam@90:
cannam@90:
cannam@90: /** \defgroup flacpp_metadata_level0 FLAC++/metadata.h: metadata level 0 interface
cannam@90: * \ingroup flacpp_metadata
cannam@90: *
cannam@90: * \brief
cannam@90: * Level 0 metadata iterators.
cannam@90: *
cannam@90: * See the \link flac_metadata_level0 C layer equivalent \endlink
cannam@90: * for more.
cannam@90: *
cannam@90: * \{
cannam@90: */
cannam@90:
cannam@90: FLACPP_API bool get_streaminfo(const char *filename, StreamInfo &streaminfo); ///< See FLAC__metadata_get_streaminfo().
cannam@90:
cannam@90: FLACPP_API bool get_tags(const char *filename, VorbisComment *&tags); ///< See FLAC__metadata_get_tags().
cannam@90: FLACPP_API bool get_tags(const char *filename, VorbisComment &tags); ///< See FLAC__metadata_get_tags().
cannam@90:
cannam@90: FLACPP_API bool get_cuesheet(const char *filename, CueSheet *&cuesheet); ///< See FLAC__metadata_get_cuesheet().
cannam@90: FLACPP_API bool get_cuesheet(const char *filename, CueSheet &cuesheet); ///< See FLAC__metadata_get_cuesheet().
cannam@90:
cannam@90: FLACPP_API bool get_picture(const char *filename, Picture *&picture, ::FLAC__StreamMetadata_Picture_Type type, const char *mime_type, const FLAC__byte *description, unsigned max_width, unsigned max_height, unsigned max_depth, unsigned max_colors); ///< See FLAC__metadata_get_picture().
cannam@90: FLACPP_API bool get_picture(const char *filename, Picture &picture, ::FLAC__StreamMetadata_Picture_Type type, const char *mime_type, const FLAC__byte *description, unsigned max_width, unsigned max_height, unsigned max_depth, unsigned max_colors); ///< See FLAC__metadata_get_picture().
cannam@90:
cannam@90: /* \} */
cannam@90:
cannam@90:
cannam@90: /** \defgroup flacpp_metadata_level1 FLAC++/metadata.h: metadata level 1 interface
cannam@90: * \ingroup flacpp_metadata
cannam@90: *
cannam@90: * \brief
cannam@90: * Level 1 metadata iterator.
cannam@90: *
cannam@90: * The flow through the iterator in the C++ layer is similar
cannam@90: * to the C layer:
cannam@90: * - Create a SimpleIterator instance
cannam@90: * - Check SimpleIterator::is_valid()
cannam@90: * - Call SimpleIterator::init() and check the return
cannam@90: * - Traverse and/or edit. Edits are written to file
cannam@90: * immediately.
cannam@90: * - Destroy the SimpleIterator instance
cannam@90: *
cannam@90: * The ownership of pointers in the C++ layer follows that in
cannam@90: * the C layer, i.e.
cannam@90: * - The objects returned by get_block() are yours to
cannam@90: * modify, but changes are not reflected in the FLAC file
cannam@90: * until you call set_block(). The objects are also
cannam@90: * yours to delete; they are not automatically deleted
cannam@90: * when passed to set_block() or insert_block_after().
cannam@90: *
cannam@90: * See the \link flac_metadata_level1 C layer equivalent \endlink
cannam@90: * for more.
cannam@90: *
cannam@90: * \{
cannam@90: */
cannam@90:
cannam@90: /** This class is a wrapper around the FLAC__metadata_simple_iterator
cannam@90: * structures and methods; see the
cannam@90: * \link flacpp_metadata_level1 usage guide \endlink and
cannam@90: * ::FLAC__Metadata_SimpleIterator.
cannam@90: */
cannam@90: class FLACPP_API SimpleIterator {
cannam@90: public:
cannam@90: /** This class is a wrapper around FLAC__Metadata_SimpleIteratorStatus.
cannam@90: */
cannam@90: class FLACPP_API Status {
cannam@90: public:
cannam@90: inline Status(::FLAC__Metadata_SimpleIteratorStatus status): status_(status) { }
cannam@90: inline operator ::FLAC__Metadata_SimpleIteratorStatus() const { return status_; }
cannam@90: inline const char *as_cstring() const { return ::FLAC__Metadata_SimpleIteratorStatusString[status_]; }
cannam@90: protected:
cannam@90: ::FLAC__Metadata_SimpleIteratorStatus status_;
cannam@90: };
cannam@90:
cannam@90: SimpleIterator();
cannam@90: virtual ~SimpleIterator();
cannam@90:
cannam@90: bool is_valid() const; ///< Returns \c true iff object was properly constructed.
cannam@90:
cannam@90: bool init(const char *filename, bool read_only, bool preserve_file_stats); ///< See FLAC__metadata_simple_iterator_init().
cannam@90:
cannam@90: Status status(); ///< See FLAC__metadata_simple_iterator_status().
cannam@90: bool is_writable() const; ///< See FLAC__metadata_simple_iterator_is_writable().
cannam@90:
cannam@90: bool next(); ///< See FLAC__metadata_simple_iterator_next().
cannam@90: bool prev(); ///< See FLAC__metadata_simple_iterator_prev().
cannam@90: bool is_last() const; ///< See FLAC__metadata_simple_iterator_is_last().
cannam@90:
cannam@90: off_t get_block_offset() const; ///< See FLAC__metadata_simple_iterator_get_block_offset().
cannam@90: ::FLAC__MetadataType get_block_type() const; ///< See FLAC__metadata_simple_iterator_get_block_type().
cannam@90: unsigned get_block_length() const; ///< See FLAC__metadata_simple_iterator_get_block_length().
cannam@90: bool get_application_id(FLAC__byte *id); ///< See FLAC__metadata_simple_iterator_get_application_id().
cannam@90: Prototype *get_block(); ///< See FLAC__metadata_simple_iterator_get_block().
cannam@90: bool set_block(Prototype *block, bool use_padding = true); ///< See FLAC__metadata_simple_iterator_set_block().
cannam@90: bool insert_block_after(Prototype *block, bool use_padding = true); ///< See FLAC__metadata_simple_iterator_insert_block_after().
cannam@90: bool delete_block(bool use_padding = true); ///< See FLAC__metadata_simple_iterator_delete_block().
cannam@90:
cannam@90: protected:
cannam@90: ::FLAC__Metadata_SimpleIterator *iterator_;
cannam@90: void clear();
cannam@90: };
cannam@90:
cannam@90: /* \} */
cannam@90:
cannam@90:
cannam@90: /** \defgroup flacpp_metadata_level2 FLAC++/metadata.h: metadata level 2 interface
cannam@90: * \ingroup flacpp_metadata
cannam@90: *
cannam@90: * \brief
cannam@90: * Level 2 metadata iterator.
cannam@90: *
cannam@90: * The flow through the iterator in the C++ layer is similar
cannam@90: * to the C layer:
cannam@90: * - Create a Chain instance
cannam@90: * - Check Chain::is_valid()
cannam@90: * - Call Chain::read() and check the return
cannam@90: * - Traverse and/or edit with an Iterator or with
cannam@90: * Chain::merge_padding() or Chain::sort_padding()
cannam@90: * - Write changes back to FLAC file with Chain::write()
cannam@90: * - Destroy the Chain instance
cannam@90: *
cannam@90: * The ownership of pointers in the C++ layer is slightly
cannam@90: * different than in the C layer, i.e.
cannam@90: * - The objects returned by Iterator::get_block() are NOT
cannam@90: * owned by the iterator and should be deleted by the
cannam@90: * caller when finished, BUT, when you modify the block,
cannam@90: * it will directly edit what's in the chain and you do
cannam@90: * not need to call Iterator::set_block(). However the
cannam@90: * changes will not be reflected in the FLAC file until
cannam@90: * the chain is written with Chain::write().
cannam@90: * - When you pass an object to Iterator::set_block(),
cannam@90: * Iterator::insert_block_before(), or
cannam@90: * Iterator::insert_block_after(), the iterator takes
cannam@90: * ownership of the block and it will be deleted by the
cannam@90: * chain.
cannam@90: *
cannam@90: * See the \link flac_metadata_level2 C layer equivalent \endlink
cannam@90: * for more.
cannam@90: *
cannam@90: * \{
cannam@90: */
cannam@90:
cannam@90: /** This class is a wrapper around the FLAC__metadata_chain
cannam@90: * structures and methods; see the
cannam@90: * \link flacpp_metadata_level2 usage guide \endlink and
cannam@90: * ::FLAC__Metadata_Chain.
cannam@90: */
cannam@90: class FLACPP_API Chain {
cannam@90: public:
cannam@90: /** This class is a wrapper around FLAC__Metadata_ChainStatus.
cannam@90: */
cannam@90: class FLACPP_API Status {
cannam@90: public:
cannam@90: inline Status(::FLAC__Metadata_ChainStatus status): status_(status) { }
cannam@90: inline operator ::FLAC__Metadata_ChainStatus() const { return status_; }
cannam@90: inline const char *as_cstring() const { return ::FLAC__Metadata_ChainStatusString[status_]; }
cannam@90: protected:
cannam@90: ::FLAC__Metadata_ChainStatus status_;
cannam@90: };
cannam@90:
cannam@90: Chain();
cannam@90: virtual ~Chain();
cannam@90:
cannam@90: friend class Iterator;
cannam@90:
cannam@90: bool is_valid() const; ///< Returns \c true iff object was properly constructed.
cannam@90:
cannam@90: Status status(); ///< See FLAC__metadata_chain_status().
cannam@90:
cannam@90: bool read(const char *filename, bool is_ogg = false); ///< See FLAC__metadata_chain_read(), FLAC__metadata_chain_read_ogg().
cannam@90: bool read(FLAC__IOHandle handle, FLAC__IOCallbacks callbacks, bool is_ogg = false); ///< See FLAC__metadata_chain_read_with_callbacks(), FLAC__metadata_chain_read_ogg_with_callbacks().
cannam@90:
cannam@90: bool check_if_tempfile_needed(bool use_padding); ///< See FLAC__metadata_chain_check_if_tempfile_needed().
cannam@90:
cannam@90: bool write(bool use_padding = true, bool preserve_file_stats = false); ///< See FLAC__metadata_chain_write().
cannam@90: bool write(bool use_padding, ::FLAC__IOHandle handle, ::FLAC__IOCallbacks callbacks); ///< See FLAC__metadata_chain_write_with_callbacks().
cannam@90: bool write(bool use_padding, ::FLAC__IOHandle handle, ::FLAC__IOCallbacks callbacks, ::FLAC__IOHandle temp_handle, ::FLAC__IOCallbacks temp_callbacks); ///< See FLAC__metadata_chain_write_with_callbacks_and_tempfile().
cannam@90:
cannam@90: void merge_padding(); ///< See FLAC__metadata_chain_merge_padding().
cannam@90: void sort_padding(); ///< See FLAC__metadata_chain_sort_padding().
cannam@90:
cannam@90: protected:
cannam@90: ::FLAC__Metadata_Chain *chain_;
cannam@90: virtual void clear();
cannam@90: };
cannam@90:
cannam@90: /** This class is a wrapper around the FLAC__metadata_iterator
cannam@90: * structures and methods; see the
cannam@90: * \link flacpp_metadata_level2 usage guide \endlink and
cannam@90: * ::FLAC__Metadata_Iterator.
cannam@90: */
cannam@90: class FLACPP_API Iterator {
cannam@90: public:
cannam@90: Iterator();
cannam@90: virtual ~Iterator();
cannam@90:
cannam@90: bool is_valid() const; ///< Returns \c true iff object was properly constructed.
cannam@90:
cannam@90:
cannam@90: void init(Chain &chain); ///< See FLAC__metadata_iterator_init().
cannam@90:
cannam@90: bool next(); ///< See FLAC__metadata_iterator_next().
cannam@90: bool prev(); ///< See FLAC__metadata_iterator_prev().
cannam@90:
cannam@90: ::FLAC__MetadataType get_block_type() const; ///< See FLAC__metadata_iterator_get_block_type().
cannam@90: Prototype *get_block(); ///< See FLAC__metadata_iterator_get_block().
cannam@90: bool set_block(Prototype *block); ///< See FLAC__metadata_iterator_set_block().
cannam@90: bool delete_block(bool replace_with_padding); ///< See FLAC__metadata_iterator_delete_block().
cannam@90: bool insert_block_before(Prototype *block); ///< See FLAC__metadata_iterator_insert_block_before().
cannam@90: bool insert_block_after(Prototype *block); ///< See FLAC__metadata_iterator_insert_block_after().
cannam@90:
cannam@90: protected:
cannam@90: ::FLAC__Metadata_Iterator *iterator_;
cannam@90: virtual void clear();
cannam@90: };
cannam@90:
cannam@90: /* \} */
cannam@90:
cannam@90: }
cannam@90: }
cannam@90:
cannam@90: #endif