metadata.h
资源名称:tcpmp.rar [点击查看]
上传用户:wstnjxml
上传日期:2014-04-03
资源大小:7248k
文件大小:39k
源码类别:
Windows CE
开发平台:
C/C++
- /* libFLAC++ - Free Lossless Audio Codec library
- * Copyright (C) 2002,2003,2004,2005 Josh Coalson
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * - 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.
- *
- * - Neither the name of the Xiph.org Foundation nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * ``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 FOUNDATION OR
- * CONTRIBUTORS 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.
- */
- #ifndef FLACPP__METADATA_H
- #define FLACPP__METADATA_H
- #include "export.h"
- #include "FLAC/metadata.h"
- // ===============================================================
- //
- // Full documentation for the metadata interface can be found
- // in the C layer in include/FLAC/metadata.h
- //
- // ===============================================================
- /** file include/FLAC++/metadata.h
- *
- * brief
- * This module provides classes for creating and manipulating FLAC
- * metadata blocks in memory, and three progressively more powerful
- * interfaces for traversing and editing metadata in FLAC files.
- *
- * See the detailed documentation for each interface in the
- * link flacpp_metadata metadata endlink module.
- */
- /** defgroup flacpp_metadata FLAC++/metadata.h: metadata interfaces
- * ingroup flacpp
- *
- * brief
- * This module provides classes for creating and manipulating FLAC
- * metadata blocks in memory, and three progressively more powerful
- * interfaces for traversing and editing metadata in FLAC files.
- *
- * The behavior closely mimics the C layer interface; be sure to read
- * the detailed description of the
- * link flac_metadata C metadata module endlink.
- */
- namespace FLAC {
- namespace Metadata {
- // ============================================================
- //
- // Metadata objects
- //
- // ============================================================
- /** defgroup flacpp_metadata_object FLAC++/metadata.h: metadata object classes
- * ingroup flacpp_metadata
- *
- * This module contains classes representing FLAC metadata
- * blocks in memory.
- *
- * The behavior closely mimics the C layer interface; be
- * sure to read the detailed description of the
- * link flac_metadata_object C metadata object module endlink.
- *
- * Any time a metadata object is constructed or assigned, you
- * should check is_valid() to make sure the underlying
- * ::FLAC__StreamMetadata object was able to be created.
- *
- * warning
- * When the get_*() methods of any metadata object method
- * return you a const pointer, DO NOT disobey and write into it.
- * Always use the set_*() methods.
- *
- * {
- */
- /** Base class for all metadata block types.
- */
- class FLACPP_API Prototype {
- protected:
- //@{
- /** Constructs a copy of the given object. This form
- * always performs a deep copy.
- */
- Prototype(const Prototype &);
- Prototype(const ::FLAC__StreamMetadata &);
- Prototype(const ::FLAC__StreamMetadata *);
- //@}
- /** Constructs an object with copy control. When a copy
- * is c true, behaves identically to
- * FLAC::Metadata::Prototype::Prototype(const ::FLAC__StreamMetadata *object).
- * When a copy is c false, the instance takes ownership of
- * the pointer and the ::FLAC__StreamMetadata object will
- * be freed by the destructor.
- *
- * assert
- * code object != NULL endcode
- */
- Prototype(::FLAC__StreamMetadata *object, bool copy);
- //@{
- /** Assign from another object. Always performs a deep copy. */
- Prototype &operator=(const Prototype &);
- Prototype &operator=(const ::FLAC__StreamMetadata &);
- Prototype &operator=(const ::FLAC__StreamMetadata *);
- //@}
- /** Assigns an object with copy control. See
- * Prototype(::FLAC__StreamMetadata *object, bool copy).
- */
- Prototype &assign_object(::FLAC__StreamMetadata *object, bool copy);
- /** Deletes the underlying ::FLAC__StreamMetadata object.
- */
- virtual void clear();
- ::FLAC__StreamMetadata *object_;
- public:
- /** Deletes the underlying ::FLAC__StreamMetadata object.
- */
- virtual ~Prototype();
- //@{
- /** Check for equality, performing a deep compare by following pointers. */
- inline bool operator==(const Prototype &) const;
- inline bool operator==(const ::FLAC__StreamMetadata &) const;
- inline bool operator==(const ::FLAC__StreamMetadata *) const;
- //@}
- //@{
- /** Check for inequality, performing a deep compare by following pointers. */
- inline bool operator!=(const Prototype &) const;
- inline bool operator!=(const ::FLAC__StreamMetadata &) const;
- inline bool operator!=(const ::FLAC__StreamMetadata *) const;
- //@}
- friend class SimpleIterator;
- friend class Iterator;
- /** Returns c true if the object was correctly constructed
- * (i.e. the underlying ::FLAC__StreamMetadata object was
- * properly allocated), else c false.
- */
- inline bool is_valid() const;
- /** Returns c true if this block is the last block in a
- * stream, else c false.
- *
- * assert
- * code is_valid() endcode
- */
- bool get_is_last() const;
- /** Returns the type of the block.
- *
- * assert
- * code is_valid() endcode
- */
- ::FLAC__MetadataType get_type() const;
- /** Returns the stream length of the metadata block.
- *
- * note
- * The length does not include the metadata block header,
- * per spec.
- *
- * assert
- * code is_valid() endcode
- */
- unsigned get_length() const;
- /** Sets the "is_last" flag for the block. When using the iterators
- * it is not necessary to set this flag; they will do it for you.
- *
- * assert
- * code is_valid() endcode
- */
- void set_is_last(bool);
- /** Returns a pointer to the underlying ::FLAC__StreamMetadata
- * object. This can be useful for plugging any holes between
- * the C++ and C interfaces.
- *
- * assert
- * code is_valid() endcode
- */
- inline operator const ::FLAC__StreamMetadata *() const;
- private:
- /** Private and undefined so you can't use it. */
- Prototype();
- // These are used only by Iterator
- bool is_reference_;
- inline void set_reference(bool x) { is_reference_ = x; }
- };
- #ifdef _MSC_VER
- // warning C4800: 'int' : forcing to bool 'true' or 'false' (performance warning)
- #pragma warning ( disable : 4800 )
- #endif
- inline bool Prototype::operator==(const Prototype &object) const
- { return (bool)::FLAC__metadata_object_is_equal(object_, object.object_); }
- inline bool Prototype::operator==(const ::FLAC__StreamMetadata &object) const
- { return (bool)::FLAC__metadata_object_is_equal(object_, &object); }
- inline bool Prototype::operator==(const ::FLAC__StreamMetadata *object) const
- { return (bool)::FLAC__metadata_object_is_equal(object_, object); }
- #ifdef _MSC_VER
- // @@@ how to re-enable? the following doesn't work
- // #pragma warning ( enable : 4800 )
- #endif
- inline bool Prototype::operator!=(const Prototype &object) const
- { return !operator==(object); }
- inline bool Prototype::operator!=(const ::FLAC__StreamMetadata &object) const
- { return !operator==(object); }
- inline bool Prototype::operator!=(const ::FLAC__StreamMetadata *object) const
- { return !operator==(object); }
- inline bool Prototype::is_valid() const
- { return 0 != object_; }
- inline Prototype::operator const ::FLAC__StreamMetadata *() const
- { return object_; }
- /** Create a deep copy of an object and return it. */
- FLACPP_API Prototype *clone(const Prototype *);
- /** STREAMINFO metadata block.
- * See <A HREF="../format.html#metadata_block_streaminfo">format specification</A>.
- */
- class FLACPP_API StreamInfo : public Prototype {
- public:
- StreamInfo();
- //@{
- /** Constructs a copy of the given object. This form
- * always performs a deep copy.
- */
- inline StreamInfo(const StreamInfo &object): Prototype(object) { }
- inline StreamInfo(const ::FLAC__StreamMetadata &object): Prototype(object) { }
- inline StreamInfo(const ::FLAC__StreamMetadata *object): Prototype(object) { }
- //@}
- /** Constructs an object with copy control. See
- * Prototype(::FLAC__StreamMetadata *object, bool copy).
- */
- inline StreamInfo(::FLAC__StreamMetadata *object, bool copy): Prototype(object, copy) { }
- ~StreamInfo();
- //@{
- /** Assign from another object. Always performs a deep copy. */
- inline StreamInfo &operator=(const StreamInfo &object) { Prototype::operator=(object); return *this; }
- inline StreamInfo &operator=(const ::FLAC__StreamMetadata &object) { Prototype::operator=(object); return *this; }
- inline StreamInfo &operator=(const ::FLAC__StreamMetadata *object) { Prototype::operator=(object); return *this; }
- //@}
- /** Assigns an object with copy control. See
- * Prototype::assign_object(::FLAC__StreamMetadata *object, bool copy).
- */
- inline StreamInfo &assign(::FLAC__StreamMetadata *object, bool copy) { Prototype::assign_object(object, copy); return *this; }
- //@{
- /** Check for equality, performing a deep compare by following pointers. */
- inline bool operator==(const StreamInfo &object) const { return Prototype::operator==(object); }
- inline bool operator==(const ::FLAC__StreamMetadata &object) const { return Prototype::operator==(object); }
- inline bool operator==(const ::FLAC__StreamMetadata *object) const { return Prototype::operator==(object); }
- //@}
- //@{
- /** Check for inequality, performing a deep compare by following pointers. */
- inline bool operator!=(const StreamInfo &object) const { return Prototype::operator!=(object); }
- inline bool operator!=(const ::FLAC__StreamMetadata &object) const { return Prototype::operator!=(object); }
- inline bool operator!=(const ::FLAC__StreamMetadata *object) const { return Prototype::operator!=(object); }
- //@}
- //@{
- /** See <A HREF="../format.html#metadata_block_streaminfo">format specification</A>. */
- unsigned get_min_blocksize() const;
- unsigned get_max_blocksize() const;
- unsigned get_min_framesize() const;
- unsigned get_max_framesize() const;
- unsigned get_sample_rate() const;
- unsigned get_channels() const;
- unsigned get_bits_per_sample() const;
- FLAC__uint64 get_total_samples() const;
- const FLAC__byte *get_md5sum() const;
- void set_min_blocksize(unsigned value);
- void set_max_blocksize(unsigned value);
- void set_min_framesize(unsigned value);
- void set_max_framesize(unsigned value);
- void set_sample_rate(unsigned value);
- void set_channels(unsigned value);
- void set_bits_per_sample(unsigned value);
- void set_total_samples(FLAC__uint64 value);
- void set_md5sum(const FLAC__byte value[16]);
- //@}
- };
- /** PADDING metadata block.
- * See <A HREF="../format.html#metadata_block_padding">format specification</A>.
- */
- class FLACPP_API Padding : public Prototype {
- public:
- Padding();
- //@{
- /** Constructs a copy of the given object. This form
- * always performs a deep copy.
- */
- inline Padding(const Padding &object): Prototype(object) { }
- inline Padding(const ::FLAC__StreamMetadata &object): Prototype(object) { }
- inline Padding(const ::FLAC__StreamMetadata *object): Prototype(object) { }
- //@}
- /** Constructs an object with copy control. See
- * Prototype(::FLAC__StreamMetadata *object, bool copy).
- */
- inline Padding(::FLAC__StreamMetadata *object, bool copy): Prototype(object, copy) { }
- ~Padding();
- //@{
- /** Assign from another object. Always performs a deep copy. */
- inline Padding &operator=(const Padding &object) { Prototype::operator=(object); return *this; }
- inline Padding &operator=(const ::FLAC__StreamMetadata &object) { Prototype::operator=(object); return *this; }
- inline Padding &operator=(const ::FLAC__StreamMetadata *object) { Prototype::operator=(object); return *this; }
- //@}
- /** Assigns an object with copy control. See
- * Prototype::assign_object(::FLAC__StreamMetadata *object, bool copy).
- */
- inline Padding &assign(::FLAC__StreamMetadata *object, bool copy) { Prototype::assign_object(object, copy); return *this; }
- //@{
- /** Check for equality, performing a deep compare by following pointers. */
- inline bool operator==(const Padding &object) const { return Prototype::operator==(object); }
- inline bool operator==(const ::FLAC__StreamMetadata &object) const { return Prototype::operator==(object); }
- inline bool operator==(const ::FLAC__StreamMetadata *object) const { return Prototype::operator==(object); }
- //@}
- //@{
- /** Check for inequality, performing a deep compare by following pointers. */
- inline bool operator!=(const Padding &object) const { return Prototype::operator!=(object); }
- inline bool operator!=(const ::FLAC__StreamMetadata &object) const { return Prototype::operator!=(object); }
- inline bool operator!=(const ::FLAC__StreamMetadata *object) const { return Prototype::operator!=(object); }
- //@}
- void set_length(unsigned length);
- };
- /** APPLICATION metadata block.
- * See <A HREF="../format.html#metadata_block_application">format specification</A>.
- */
- class FLACPP_API Application : public Prototype {
- public:
- Application();
- //
- //@{
- /** Constructs a copy of the given object. This form
- * always performs a deep copy.
- */
- inline Application(const Application &object): Prototype(object) { }
- inline Application(const ::FLAC__StreamMetadata &object): Prototype(object) { }
- inline Application(const ::FLAC__StreamMetadata *object): Prototype(object) { }
- //@}
- /** Constructs an object with copy control. See
- * Prototype(::FLAC__StreamMetadata *object, bool copy).
- */
- inline Application(::FLAC__StreamMetadata *object, bool copy): Prototype(object, copy) { }
- ~Application();
- //@{
- /** Assign from another object. Always performs a deep copy. */
- inline Application &operator=(const Application &object) { Prototype::operator=(object); return *this; }
- inline Application &operator=(const ::FLAC__StreamMetadata &object) { Prototype::operator=(object); return *this; }
- inline Application &operator=(const ::FLAC__StreamMetadata *object) { Prototype::operator=(object); return *this; }
- //@}
- /** Assigns an object with copy control. See
- * Prototype::assign_object(::FLAC__StreamMetadata *object, bool copy).
- */
- inline Application &assign(::FLAC__StreamMetadata *object, bool copy) { Prototype::assign_object(object, copy); return *this; }
- //@{
- /** Check for equality, performing a deep compare by following pointers. */
- inline bool operator==(const Application &object) const { return Prototype::operator==(object); }
- inline bool operator==(const ::FLAC__StreamMetadata &object) const { return Prototype::operator==(object); }
- inline bool operator==(const ::FLAC__StreamMetadata *object) const { return Prototype::operator==(object); }
- //@}
- //@{
- /** Check for inequality, performing a deep compare by following pointers. */
- inline bool operator!=(const Application &object) const { return Prototype::operator!=(object); }
- inline bool operator!=(const ::FLAC__StreamMetadata &object) const { return Prototype::operator!=(object); }
- inline bool operator!=(const ::FLAC__StreamMetadata *object) const { return Prototype::operator!=(object); }
- //@}
- const FLAC__byte *get_id() const;
- const FLAC__byte *get_data() const;
- void set_id(const FLAC__byte value[4]);
- //! This form always copies a data
- bool set_data(const FLAC__byte *data, unsigned length);
- bool set_data(FLAC__byte *data, unsigned length, bool copy);
- };
- /** SEEKTABLE metadata block.
- * See <A HREF="../format.html#metadata_block_seektable">format specification</A>.
- */
- class FLACPP_API SeekTable : public Prototype {
- public:
- SeekTable();
- //@{
- /** Constructs a copy of the given object. This form
- * always performs a deep copy.
- */
- inline SeekTable(const SeekTable &object): Prototype(object) { }
- inline SeekTable(const ::FLAC__StreamMetadata &object): Prototype(object) { }
- inline SeekTable(const ::FLAC__StreamMetadata *object): Prototype(object) { }
- //@}
- /** Constructs an object with copy control. See
- * Prototype(::FLAC__StreamMetadata *object, bool copy).
- */
- inline SeekTable(::FLAC__StreamMetadata *object, bool copy): Prototype(object, copy) { }
- ~SeekTable();
- //@{
- /** Assign from another object. Always performs a deep copy. */
- inline SeekTable &operator=(const SeekTable &object) { Prototype::operator=(object); return *this; }
- inline SeekTable &operator=(const ::FLAC__StreamMetadata &object) { Prototype::operator=(object); return *this; }
- inline SeekTable &operator=(const ::FLAC__StreamMetadata *object) { Prototype::operator=(object); return *this; }
- //@}
- /** Assigns an object with copy control. See
- * Prototype::assign_object(::FLAC__StreamMetadata *object, bool copy).
- */
- inline SeekTable &assign(::FLAC__StreamMetadata *object, bool copy) { Prototype::assign_object(object, copy); return *this; }
- //@{
- /** Check for equality, performing a deep compare by following pointers. */
- inline bool operator==(const SeekTable &object) const { return Prototype::operator==(object); }
- inline bool operator==(const ::FLAC__StreamMetadata &object) const { return Prototype::operator==(object); }
- inline bool operator==(const ::FLAC__StreamMetadata *object) const { return Prototype::operator==(object); }
- //@}
- //@{
- /** Check for inequality, performing a deep compare by following pointers. */
- inline bool operator!=(const SeekTable &object) const { return Prototype::operator!=(object); }
- inline bool operator!=(const ::FLAC__StreamMetadata &object) const { return Prototype::operator!=(object); }
- inline bool operator!=(const ::FLAC__StreamMetadata *object) const { return Prototype::operator!=(object); }
- //@}
- unsigned get_num_points() const;
- ::FLAC__StreamMetadata_SeekPoint get_point(unsigned index) const;
- //! See FLAC__metadata_object_seektable_set_point()
- void set_point(unsigned index, const ::FLAC__StreamMetadata_SeekPoint &point);
- //! See FLAC__metadata_object_seektable_insert_point()
- bool insert_point(unsigned index, const ::FLAC__StreamMetadata_SeekPoint &point);
- //! See FLAC__metadata_object_seektable_delete_point()
- bool delete_point(unsigned index);
- //! See FLAC__metadata_object_seektable_is_legal()
- bool is_legal() const;
- };
- /** VORBIS_COMMENT metadata block.
- * See <A HREF="../format.html#metadata_block_vorbis_comment">format specification</A>.
- */
- class FLACPP_API VorbisComment : public Prototype {
- public:
- /** Convenience class for encapsulating Vorbis comment
- * entries. An entry is a vendor string or a comment
- * field. In the case of a vendor string, the field
- * name is undefined; only the field value is relevant.
- *
- * A a field as used in the methods refers to an
- * entire 'NAME=VALUE' string; for convenience the
- * string is NUL-terminated. A length field is
- * required in the unlikely event that the value
- * contains contain embedded NULs.
- *
- * A a field_name is what is on the left side of the
- * first '=' in the a field. By definition it is ASCII
- * and so is NUL-terminated and does not require a
- * length to describe it. a field_name is undefined
- * for a vendor string entry.
- *
- * A a field_value is what is on the right side of the
- * first '=' in the a field. By definition, this may
- * contain embedded NULs and so a a field_value_length
- * is required to describe it. However in practice,
- * embedded NULs are not known to be used, so it is
- * generally safe to treat field values as NUL-
- * terminated UTF-8 strings.
- *
- * Always check is_valid() after the constructor or operator=
- * to make sure memory was properly allocated and that the
- * Entry conforms to the Vorbis comment specification.
- */
- class FLACPP_API Entry {
- public:
- Entry();
- Entry(const char *field, unsigned field_length);
- Entry(const char *field); // assumes a field is NUL-terminated
- Entry(const char *field_name, const char *field_value, unsigned field_value_length);
- Entry(const char *field_name, const char *field_value); // assumes a field_value is NUL-terminated
- Entry(const Entry &entry);
- Entry &operator=(const Entry &entry);
- virtual ~Entry();
- virtual bool is_valid() const;
- unsigned get_field_length() const;
- unsigned get_field_name_length() const;
- unsigned get_field_value_length() const;
- ::FLAC__StreamMetadata_VorbisComment_Entry get_entry() const;
- const char *get_field() const;
- const char *get_field_name() const;
- const char *get_field_value() const;
- bool set_field(const char *field, unsigned field_length);
- bool set_field(const char *field); // assumes a field is NUL-terminated
- bool set_field_name(const char *field_name);
- bool set_field_value(const char *field_value, unsigned field_value_length);
- bool set_field_value(const char *field_value); // assumes a field_value is NUL-terminated
- protected:
- bool is_valid_;
- ::FLAC__StreamMetadata_VorbisComment_Entry entry_;
- char *field_name_;
- unsigned field_name_length_;
- char *field_value_;
- unsigned field_value_length_;
- private:
- void zero();
- void clear();
- void clear_entry();
- void clear_field_name();
- void clear_field_value();
- void construct(const char *field, unsigned field_length);
- void construct(const char *field); // assumes a field is NUL-terminated
- void construct(const char *field_name, const char *field_value, unsigned field_value_length);
- void construct(const char *field_name, const char *field_value); // assumes a field_value is NUL-terminated
- void compose_field();
- void parse_field();
- };
- VorbisComment();
- //@{
- /** Constructs a copy of the given object. This form
- * always performs a deep copy.
- */
- inline VorbisComment(const VorbisComment &object): Prototype(object) { }
- inline VorbisComment(const ::FLAC__StreamMetadata &object): Prototype(object) { }
- inline VorbisComment(const ::FLAC__StreamMetadata *object): Prototype(object) { }
- //@}
- /** Constructs an object with copy control. See
- * Prototype(::FLAC__StreamMetadata *object, bool copy).
- */
- inline VorbisComment(::FLAC__StreamMetadata *object, bool copy): Prototype(object, copy) { }
- ~VorbisComment();
- //@{
- /** Assign from another object. Always performs a deep copy. */
- inline VorbisComment &operator=(const VorbisComment &object) { Prototype::operator=(object); return *this; }
- inline VorbisComment &operator=(const ::FLAC__StreamMetadata &object) { Prototype::operator=(object); return *this; }
- inline VorbisComment &operator=(const ::FLAC__StreamMetadata *object) { Prototype::operator=(object); return *this; }
- //@}
- /** Assigns an object with copy control. See
- * Prototype::assign_object(::FLAC__StreamMetadata *object, bool copy).
- */
- inline VorbisComment &assign(::FLAC__StreamMetadata *object, bool copy) { Prototype::assign_object(object, copy); return *this; }
- //@{
- /** Check for equality, performing a deep compare by following pointers. */
- inline bool operator==(const VorbisComment &object) const { return Prototype::operator==(object); }
- inline bool operator==(const ::FLAC__StreamMetadata &object) const { return Prototype::operator==(object); }
- inline bool operator==(const ::FLAC__StreamMetadata *object) const { return Prototype::operator==(object); }
- //@}
- //@{
- /** Check for inequality, performing a deep compare by following pointers. */
- inline bool operator!=(const VorbisComment &object) const { return Prototype::operator!=(object); }
- inline bool operator!=(const ::FLAC__StreamMetadata &object) const { return Prototype::operator!=(object); }
- inline bool operator!=(const ::FLAC__StreamMetadata *object) const { return Prototype::operator!=(object); }
- //@}
- unsigned get_num_comments() const;
- const FLAC__byte *get_vendor_string() const; // NUL-terminated UTF-8 string
- Entry get_comment(unsigned index) const;
- //! See FLAC__metadata_object_vorbiscomment_set_vendor_string()
- bool set_vendor_string(const FLAC__byte *string); // NUL-terminated UTF-8 string
- //! See FLAC__metadata_object_vorbiscomment_set_comment()
- bool set_comment(unsigned index, const Entry &entry);
- //! See FLAC__metadata_object_vorbiscomment_insert_comment()
- bool insert_comment(unsigned index, const Entry &entry);
- //! See FLAC__metadata_object_vorbiscomment_append_comment()
- bool append_comment(const Entry &entry);
- //! See FLAC__metadata_object_vorbiscomment_delete_comment()
- bool delete_comment(unsigned index);
- };
- /** CUESHEET metadata block.
- * See <A HREF="../format.html#metadata_block_cuesheet">format specification</A>.
- */
- class FLACPP_API CueSheet : public Prototype {
- public:
- /** Convenience class for encapsulating a cue sheet
- * track.
- *
- * Always check is_valid() after the constructor or operator=
- * to make sure memory was properly allocated.
- */
- class FLACPP_API Track {
- protected:
- ::FLAC__StreamMetadata_CueSheet_Track *object_;
- public:
- Track();
- Track(const ::FLAC__StreamMetadata_CueSheet_Track *track);
- Track(const Track &track);
- Track &operator=(const Track &track);
- virtual ~Track();
- virtual bool is_valid() const;
- inline FLAC__uint64 get_offset() const { return object_->offset; }
- inline FLAC__byte get_number() const { return object_->number; }
- inline const char *get_isrc() const { return object_->isrc; }
- inline unsigned get_type() const { return object_->type; }
- inline bool get_pre_emphasis() const { return object_->pre_emphasis; }
- inline FLAC__byte get_num_indices() const { return object_->num_indices; }
- ::FLAC__StreamMetadata_CueSheet_Index get_index(unsigned i) const;
- inline const ::FLAC__StreamMetadata_CueSheet_Track *get_track() const { return object_; }
- inline void set_offset(FLAC__uint64 value) { object_->offset = value; }
- inline void set_number(FLAC__byte value) { object_->number = value; }
- void set_isrc(const char value[12]);
- void set_type(unsigned value);
- inline void set_pre_emphasis(bool value) { object_->pre_emphasis = value? 1 : 0; }
- void set_index(unsigned i, const ::FLAC__StreamMetadata_CueSheet_Index &index);
- //@@@ It's awkward but to insert/delete index points
- //@@@ you must use the routines in the CueSheet class.
- };
- CueSheet();
- //@{
- /** Constructs a copy of the given object. This form
- * always performs a deep copy.
- */
- inline CueSheet(const CueSheet &object): Prototype(object) { }
- inline CueSheet(const ::FLAC__StreamMetadata &object): Prototype(object) { }
- inline CueSheet(const ::FLAC__StreamMetadata *object): Prototype(object) { }
- //@}
- /** Constructs an object with copy control. See
- * Prototype(::FLAC__StreamMetadata *object, bool copy).
- */
- inline CueSheet(::FLAC__StreamMetadata *object, bool copy): Prototype(object, copy) { }
- ~CueSheet();
- //@{
- /** Assign from another object. Always performs a deep copy. */
- inline CueSheet &operator=(const CueSheet &object) { Prototype::operator=(object); return *this; }
- inline CueSheet &operator=(const ::FLAC__StreamMetadata &object) { Prototype::operator=(object); return *this; }
- inline CueSheet &operator=(const ::FLAC__StreamMetadata *object) { Prototype::operator=(object); return *this; }
- //@}
- /** Assigns an object with copy control. See
- * Prototype::assign_object(::FLAC__StreamMetadata *object, bool copy).
- */
- inline CueSheet &assign(::FLAC__StreamMetadata *object, bool copy) { Prototype::assign_object(object, copy); return *this; }
- //@{
- /** Check for equality, performing a deep compare by following pointers. */
- inline bool operator==(const CueSheet &object) const { return Prototype::operator==(object); }
- inline bool operator==(const ::FLAC__StreamMetadata &object) const { return Prototype::operator==(object); }
- inline bool operator==(const ::FLAC__StreamMetadata *object) const { return Prototype::operator==(object); }
- //@}
- //@{
- /** Check for inequality, performing a deep compare by following pointers. */
- inline bool operator!=(const CueSheet &object) const { return Prototype::operator!=(object); }
- inline bool operator!=(const ::FLAC__StreamMetadata &object) const { return Prototype::operator!=(object); }
- inline bool operator!=(const ::FLAC__StreamMetadata *object) const { return Prototype::operator!=(object); }
- //@}
- const char *get_media_catalog_number() const;
- FLAC__uint64 get_lead_in() const;
- bool get_is_cd() const;
- unsigned get_num_tracks() const;
- Track get_track(unsigned i) const;
- void set_media_catalog_number(const char value[128]);
- void set_lead_in(FLAC__uint64 value);
- void set_is_cd(bool value);
- void set_index(unsigned track_num, unsigned index_num, const ::FLAC__StreamMetadata_CueSheet_Index &index);
- //! See FLAC__metadata_object_cuesheet_track_insert_index()
- bool insert_index(unsigned track_num, unsigned index_num, const ::FLAC__StreamMetadata_CueSheet_Index &index);
- //! See FLAC__metadata_object_cuesheet_track_delete_index()
- bool delete_index(unsigned track_num, unsigned index_num);
- //! See FLAC__metadata_object_cuesheet_set_track()
- bool set_track(unsigned i, const Track &track);
- //! See FLAC__metadata_object_cuesheet_insert_track()
- bool insert_track(unsigned i, const Track &track);
- //! See FLAC__metadata_object_cuesheet_delete_track()
- bool delete_track(unsigned i);
- //! See FLAC__metadata_object_cuesheet_is_legal()
- bool is_legal(bool check_cd_da_subset = false, const char **violation = 0) const;
- };
- /** Opaque metadata block for storing unknown types.
- * This should not be used unless you know what you are doing;
- * it is currently used only internally to support forward
- * compatibility of metadata blocks.
- */
- class FLACPP_API Unknown : public Prototype {
- public:
- Unknown();
- //
- //@{
- /** Constructs a copy of the given object. This form
- * always performs a deep copy.
- */
- inline Unknown(const Unknown &object): Prototype(object) { }
- inline Unknown(const ::FLAC__StreamMetadata &object): Prototype(object) { }
- inline Unknown(const ::FLAC__StreamMetadata *object): Prototype(object) { }
- //@}
- /** Constructs an object with copy control. See
- * Prototype(::FLAC__StreamMetadata *object, bool copy).
- */
- inline Unknown(::FLAC__StreamMetadata *object, bool copy): Prototype(object, copy) { }
- ~Unknown();
- //@{
- /** Assign from another object. Always performs a deep copy. */
- inline Unknown &operator=(const Unknown &object) { Prototype::operator=(object); return *this; }
- inline Unknown &operator=(const ::FLAC__StreamMetadata &object) { Prototype::operator=(object); return *this; }
- inline Unknown &operator=(const ::FLAC__StreamMetadata *object) { Prototype::operator=(object); return *this; }
- //@}
- /** Assigns an object with copy control. See
- * Prototype::assign_object(::FLAC__StreamMetadata *object, bool copy).
- */
- inline Unknown &assign(::FLAC__StreamMetadata *object, bool copy) { Prototype::assign_object(object, copy); return *this; }
- //@{
- /** Check for equality, performing a deep compare by following pointers. */
- inline bool operator==(const Unknown &object) const { return Prototype::operator==(object); }
- inline bool operator==(const ::FLAC__StreamMetadata &object) const { return Prototype::operator==(object); }
- inline bool operator==(const ::FLAC__StreamMetadata *object) const { return Prototype::operator==(object); }
- //@}
- //@{
- /** Check for inequality, performing a deep compare by following pointers. */
- inline bool operator!=(const Unknown &object) const { return Prototype::operator!=(object); }
- inline bool operator!=(const ::FLAC__StreamMetadata &object) const { return Prototype::operator!=(object); }
- inline bool operator!=(const ::FLAC__StreamMetadata *object) const { return Prototype::operator!=(object); }
- //@}
- const FLAC__byte *get_data() const;
- //! This form always copies a data
- bool set_data(const FLAC__byte *data, unsigned length);
- bool set_data(FLAC__byte *data, unsigned length, bool copy);
- };
- /* } */
- /** defgroup flacpp_metadata_level0 FLAC++/metadata.h: metadata level 0 interface
- * ingroup flacpp_metadata
- *
- * brief
- * Level 0 metadata iterators.
- *
- * See the link flac_metadata_level0 C layer equivalent endlink
- * for more.
- *
- * {
- */
- //! See FLAC__metadata_get_streaminfo().
- FLACPP_API bool get_streaminfo(const char *filename, StreamInfo &streaminfo);
- //! See FLAC__metadata_get_tags().
- FLACPP_API bool get_tags(const char *filename, VorbisComment *&tags);
- FLACPP_API bool get_tags(const char *filename, VorbisComment &tags);
- /* } */
- /** defgroup flacpp_metadata_level1 FLAC++/metadata.h: metadata level 1 interface
- * ingroup flacpp_metadata
- *
- * brief
- * Level 1 metadata iterator.
- *
- * The flow through the iterator in the C++ layer is similar
- * to the C layer:
- * - Create a SimpleIterator instance
- * - Check SimpleIterator::is_valid()
- * - Call SimpleIterator::init() and check the return
- * - Traverse and/or edit. Edits are written to file
- * immediately.
- * - Destroy the SimpleIterator instance
- *
- * The ownership of pointers in the C++ layer follows that in
- * the C layer, i.e.
- * - The objects returned by get_block() are yours to
- * modify, but changes are not reflected in the FLAC file
- * until you call set_block(). The objects are also
- * yours to delete; they are not automatically deleted
- * when passed to set_block() or insert_block_after().
- *
- * See the link flac_metadata_level1 C layer equivalent endlink
- * for more.
- *
- * {
- */
- /** This class is a wrapper around the FLAC__metadata_simple_iterator
- * structures and methods; see ::FLAC__Metadata_SimpleIterator.
- */
- class FLACPP_API SimpleIterator {
- public:
- class FLACPP_API Status {
- public:
- inline Status(::FLAC__Metadata_SimpleIteratorStatus status): status_(status) { }
- inline operator ::FLAC__Metadata_SimpleIteratorStatus() const { return status_; }
- inline const char *as_cstring() const { return ::FLAC__Metadata_SimpleIteratorStatusString[status_]; }
- protected:
- ::FLAC__Metadata_SimpleIteratorStatus status_;
- };
- SimpleIterator();
- virtual ~SimpleIterator();
- bool init(const char *filename, bool read_only, bool preserve_file_stats);
- bool is_valid() const;
- Status status();
- bool is_writable() const;
- bool next();
- bool prev();
- ::FLAC__MetadataType get_block_type() const;
- Prototype *get_block();
- bool set_block(Prototype *block, bool use_padding = true);
- bool insert_block_after(Prototype *block, bool use_padding = true);
- bool delete_block(bool use_padding = true);
- protected:
- ::FLAC__Metadata_SimpleIterator *iterator_;
- void clear();
- };
- /* } */
- /** defgroup flacpp_metadata_level2 FLAC++/metadata.h: metadata level 2 interface
- * ingroup flacpp_metadata
- *
- * brief
- * Level 2 metadata iterator.
- *
- * The flow through the iterator in the C++ layer is similar
- * to the C layer:
- * - Create a Chain instance
- * - Check Chain::is_valid()
- * - Call Chain::read() and check the return
- * - Traverse and/or edit with an Iterator or with
- * Chain::merge_padding() or Chain::sort_padding()
- * - Write changes back to FLAC file with Chain::write()
- * - Destroy the Chain instance
- *
- * The ownership of pointers in the C++ layer is slightly
- * different than in the C layer, i.e.
- * - The objects returned by Iterator::get_block() are NOT
- * owned by the iterator and should be deleted by the
- * caller when finished, BUT, when you modify the block,
- * it will directly edit what's in the chain and you do
- * not need to call Iterator::set_block(). However the
- * changes will not be reflected in the FLAC file until
- * the chain is written with Chain::write().
- * - When you pass an object to Iterator::set_block(),
- * Iterator::insert_block_before(), or
- * Iterator::insert_block_after(), the iterator takes
- * ownership of the block and it will be deleted by the
- * chain.
- *
- * See the link flac_metadata_level2 C layer equivalent endlink
- * for more.
- *
- * {
- */
- /** This class is a wrapper around the FLAC__metadata_chain
- * structures and methods; see ::FLAC__Metadata_Chain.
- */
- class FLACPP_API Chain {
- public:
- class FLACPP_API Status {
- public:
- inline Status(::FLAC__Metadata_ChainStatus status): status_(status) { }
- inline operator ::FLAC__Metadata_ChainStatus() const { return status_; }
- inline const char *as_cstring() const { return ::FLAC__Metadata_ChainStatusString[status_]; }
- protected:
- ::FLAC__Metadata_ChainStatus status_;
- };
- Chain();
- virtual ~Chain();
- friend class Iterator;
- bool is_valid() const;
- Status status();
- bool read(const char *filename);
- bool read(FLAC__IOHandle handle, FLAC__IOCallbacks callbacks);
- bool check_if_tempfile_needed(bool use_padding);
- bool write(bool use_padding = true, bool preserve_file_stats = false);
- bool write(bool use_padding, ::FLAC__IOHandle handle, ::FLAC__IOCallbacks callbacks);
- bool write(bool use_padding, ::FLAC__IOHandle handle, ::FLAC__IOCallbacks callbacks, ::FLAC__IOHandle temp_handle, ::FLAC__IOCallbacks temp_callbacks);
- void merge_padding();
- void sort_padding();
- protected:
- ::FLAC__Metadata_Chain *chain_;
- virtual void clear();
- };
- /** This class is a wrapper around the FLAC__metadata_iterator
- * structures and methods; see ::FLAC__Metadata_Iterator.
- */
- class FLACPP_API Iterator {
- public:
- Iterator();
- virtual ~Iterator();
- bool is_valid() const;
- void init(Chain &chain);
- bool next();
- bool prev();
- ::FLAC__MetadataType get_block_type() const;
- Prototype *get_block();
- bool set_block(Prototype *block);
- bool delete_block(bool replace_with_padding);
- bool insert_block_before(Prototype *block);
- bool insert_block_after(Prototype *block);
- protected:
- ::FLAC__Metadata_Iterator *iterator_;
- virtual void clear();
- };
- /* } */
- }
- }
- #endif