tag_processor Namespace Reference

Functions
bool	is_id3v1_sufficient (const file_info &p_info)
void	read_id3v2 (const service_ptr_t< file > &p_file, file_info &p_info, abort_callback &p_abort)
void	read_id3v2_trailing (const service_ptr_t< file > &p_file, file_info &p_info, abort_callback &p_abort)
void	read_trailing (const service_ptr_t< file > &p_file, file_info &p_info, abort_callback &p_abort)
void	read_trailing_ex (const service_ptr_t< file > &p_file, file_info &p_info, t_filesize &p_tagoffset, abort_callback &p_abort)
bool	remove_id3v2 (const service_ptr_t< file > &p_file, abort_callback &p_abort)
void	remove_id3v2_trailing (const service_ptr_t< file > &p_file, abort_callback &p_abort)
void	remove_trailing (const service_ptr_t< file > &p_file, abort_callback &p_abort)
void	skip_id3v2 (const service_ptr_t< file > &p_file, t_filesize &p_size_skipped, abort_callback &p_abort)
void	truncate_to_id3v1 (file_info &p_info)
void	write_apev2 (const service_ptr_t< file > &p_file, const file_info &p_info, abort_callback &p_abort)
void	write_apev2_id3v1 (const service_ptr_t< file > &p_file, const file_info &p_info, abort_callback &p_abort)
void	write_id3v1 (const service_ptr_t< file > &p_file, const file_info &p_info, abort_callback &p_abort)
void	write_id3v2 (const service_ptr_t< file > &p_file, const file_info &p_info, abort_callback &p_abort)
void	write_id3v2_id3v1 (const service_ptr_t< file > &p_file, const file_info &p_info, abort_callback &p_abort)
void	write_multi (const service_ptr_t< file > &p_file, const file_info &p_info, abort_callback &p_abort, bool p_write_id3v1, bool p_write_id3v2, bool p_write_apev2)
void	write_multi_ex (tag_write_callback &p_callback, const service_ptr_t< file > &p_file, const file_info &p_info, abort_callback &p_abort, bool p_write_id3v1, bool p_write_id3v2, bool p_write_apev2)

Function Documentation

bool tag_processor::is_id3v1_sufficient

(

const file_info &

p_info

)

Definition at line 164 of file tag_processor.cpp.

{
    return static_api_ptr_t<tag_processor_trailing>()->is_id3v1_sufficient(p_info);
}

void tag_processor::read_id3v2	(	const service_ptr_t< file > &	p_file,
		file_info &	p_info,
		abort_callback &	p_abort
	)

Reads ID3v2 tags from specified file.

Definition at line 131 of file tag_processor.cpp.

                                                                                                             {
    static_api_ptr_t<tag_processor_id3v2>()->read(p_file,p_info,p_abort);
}

void tag_processor::read_id3v2_trailing	(	const service_ptr_t< file > &	p_file,
		file_info &	p_info,
		abort_callback &	p_abort
	)

Reads ID3v2 and trailing tags from specified file (not to be confused with trailing ID3v2 which are not yet supported).

Definition at line 135 of file tag_processor.cpp.

{
    file_info_impl id3v2, trailing;
    bool have_id3v2 = true, have_trailing = true;
    try {
        read_id3v2(p_file,id3v2,p_abort);
    } catch(exception_io_data) {
        have_id3v2 = false;
    }
    if (!have_id3v2 || !p_file->is_remote()) try {
        read_trailing(p_file,trailing,p_abort);
    } catch(exception_io_data) {
        have_trailing = false;
    }

    if (!have_id3v2 && !have_trailing) throw exception_tag_not_found();

    if (have_id3v2) {
        p_info._set_tag(id3v2);
        if (have_trailing) p_info._add_tag(trailing);
    } else {
        p_info._set_tag(trailing);
    }
}

void tag_processor::read_trailing	(	const service_ptr_t< file > &	p_file,
		file_info &	p_info,
		abort_callback &	p_abort
	)

Reads trailing tags from the file.

Definition at line 123 of file tag_processor.cpp.

                                                                                                                {
    static_api_ptr_t<tag_processor_trailing>()->read(p_file,p_info,p_abort);
}

void tag_processor::read_trailing_ex	(	const service_ptr_t< file > &	p_file,
		file_info &	p_info,
		t_filesize &	p_tagoffset,
		abort_callback &	p_abort
	)

Reads trailing tags from the file. Extended version, returns offset at which parsed tags start.

bool tag_processor::remove_id3v2	(	const service_ptr_t< file > &	p_file,
		abort_callback &	p_abort
	)

Removes ID3v2 tags from the file. Returns true when a tag was removed, false when the file was not altered.

Definition at line 112 of file tag_processor.cpp.

                                                                                            {
    t_uint64 dummy = 0;
    tag_processor_id3v2::g_remove(p_file,dummy,p_abort);
    return dummy > 0;
}

void tag_processor::remove_id3v2_trailing	(	const service_ptr_t< file > &	p_file,
		abort_callback &	p_abort
	)

Removes ID3v2 and trailing tags from specified file (not to be confused with trailing ID3v2 which are not yet supported).

Definition at line 118 of file tag_processor.cpp.

                                                                                                     {
    remove_id3v2(p_file,p_abort);
    remove_trailing(p_file,p_abort);
}

void tag_processor::remove_trailing	(	const service_ptr_t< file > &	p_file,
		abort_callback &	p_abort
	)

Removes trailing tags from the file.

Definition at line 108 of file tag_processor.cpp.

                                                                                               {
    return static_api_ptr_t<tag_processor_trailing>()->remove(p_file,p_abort);
}

void tag_processor::skip_id3v2	(	const service_ptr_t< file > &	p_file,
		t_filesize &	p_size_skipped,
		abort_callback &	p_abort
	)

void tag_processor::truncate_to_id3v1

(

file_info &

p_info

)

Definition at line 169 of file tag_processor.cpp.

{
    static_api_ptr_t<tag_processor_trailing>()->truncate_to_id3v1(p_info);
}

void tag_processor::write_apev2	(	const service_ptr_t< file > &	p_file,
		const file_info &	p_info,
		abort_callback &	p_abort
	)

Strips all recognized tags from the file and writes an APEv2 tag with specified info.

Definition at line 92 of file tag_processor.cpp.

                                                                                                                    {
    g_write_tags(g_flag_apev2,p_file,&p_info,p_abort);
}

void tag_processor::write_apev2_id3v1	(	const service_ptr_t< file > &	p_file,
		const file_info &	p_info,
		abort_callback &	p_abort
	)

Strips all recognized tags from the file and writes ID3v1+APEv2 tags with specified info.

Definition at line 96 of file tag_processor.cpp.

                                                                                                                          {
    g_write_tags(g_flag_apev2|g_flag_id3v1,p_file,&p_info,p_abort);
}

void tag_processor::write_id3v1	(	const service_ptr_t< file > &	p_file,
		const file_info &	p_info,
		abort_callback &	p_abort
	)

Strips all recognized tags from the file and writes an ID3v1 tag with specified info.

Definition at line 88 of file tag_processor.cpp.

                                                                                                                    {
    g_write_tags(g_flag_id3v1,p_file,&p_info,p_abort);
}

void tag_processor::write_id3v2	(	const service_ptr_t< file > &	p_file,
		const file_info &	p_info,
		abort_callback &	p_abort
	)

Strips all recognized tags from the file and writes an ID3v2 tag with specified info.

Definition at line 100 of file tag_processor.cpp.

                                                                                                                    {
    g_write_tags(g_flag_id3v2,p_file,&p_info,p_abort);
}

void tag_processor::write_id3v2_id3v1	(	const service_ptr_t< file > &	p_file,
		const file_info &	p_info,
		abort_callback &	p_abort
	)

Strips all recognized tags from the file and writes ID3v1+ID3v2 tags with specified info.

Definition at line 104 of file tag_processor.cpp.

                                                                                                                          {
    g_write_tags(g_flag_id3v2|g_flag_id3v1,p_file,&p_info,p_abort);
}

void tag_processor::write_multi	(	const service_ptr_t< file > &	p_file,
		const file_info &	p_info,
		abort_callback &	p_abort,
		bool	p_write_id3v1,
		bool	p_write_id3v2,
		bool	p_write_apev2
	)

Strips all recognized tags from the file and writes new tags with specified info according to parameters.

Definition at line 72 of file tag_processor.cpp.

                                                                                                                                                                             {
    unsigned flags = 0;
    if (p_write_id3v1) flags |= g_flag_id3v1;
    if (p_write_id3v2) flags |= g_flag_id3v2;
    if (p_write_apev2) flags |= g_flag_apev2;
    g_write_tags(flags,p_file,&p_info,p_abort);
}

void tag_processor::write_multi_ex	(	tag_write_callback &	p_callback,
		const service_ptr_t< file > &	p_file,
		const file_info &	p_info,
		abort_callback &	p_abort,
		bool	p_write_id3v1,
		bool	p_write_id3v2,
		bool	p_write_apev2
	)

Strips all recognized tags from the file and writes new tags with specified info according to parameters. Extended to allow write-tags-to-temp-file-and-swap scheme.

Definition at line 80 of file tag_processor.cpp.

                                                                                                                                                                                                                {
    unsigned flags = 0;
    if (p_write_id3v1) flags |= g_flag_id3v1;
    if (p_write_id3v2) flags |= g_flag_id3v2;
    if (p_write_apev2) flags |= g_flag_apev2;
    g_write_tags_ex(p_callback,flags,p_file,&p_info,p_abort);
}

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