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add FLAC__metadata_simple_iterator_get_application_id()

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This commit is contained in:
Josh Coalson
2007-08-15 05:59:09 +00:00
parent 4b279f76a7
commit 4e56b06d63
5 changed files with 63 additions and 3 deletions
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29
include/FLAC/metadata.h
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@@ -472,7 +472,6 @@ FLAC_API FLAC__bool FLAC__metadata_simple_iterator_is_last(const FLAC__Metadata_
* This is the byte offset relative to the beginning of the file of
* the current metadata block's header.
*/
FLAC_API off_t FLAC__metadata_simple_iterator_get_block_offset(const FLAC__Metadata_SimpleIterator *iterator);
/** Get the type of the metadata block at the current position. This
@@ -487,7 +486,6 @@ FLAC_API off_t FLAC__metadata_simple_iterator_get_block_offset(const FLAC__Metad
* \retval FLAC__MetadataType
* The type of the metadata block at the current iterator position.
*/
FLAC_API FLAC__MetadataType FLAC__metadata_simple_iterator_get_block_type(const FLAC__Metadata_SimpleIterator *iterator);
/*@@@@add to tests*/
@@ -506,9 +504,34 @@ FLAC_API FLAC__MetadataType FLAC__metadata_simple_iterator_get_block_type(const
* <a href="http://flac.sourceforge.net/format.html#metadata_block_header">metadata block header</a>,
* i.e. the length of the metadata body that follows the header.
*/
FLAC_API unsigned FLAC__metadata_simple_iterator_get_block_length(const FLAC__Metadata_SimpleIterator *iterator);
/*@@@@add to tests*/
/** Get the application ID of the \c APPLICATION block at the current
* position. This avoids reading the actual block data which can save
* time for large blocks.
*
* \param iterator A pointer to an existing initialized iterator.
* \param id A pointer to a buffer of at least \c 4 bytes where
* the ID will be stored.
* \assert
* \code iterator != NULL \endcode
* \code id != NULL \endcode
* \a iterator has been successfully initialized with
* FLAC__metadata_simple_iterator_init()
* \retval FLAC__bool
* \c true if the ID was successfully read, else \c false, in which
* case you should check FLAC__metadata_simple_iterator_status() to
* find out why. If the status is
* \c FLAC__METADATA_SIMPLE_ITERATOR_STATUS_ILLEGAL_INPUT, then the
* current metadata block is not an \c APPLICATION block. Otherwise
* if the status is
* \c FLAC__METADATA_SIMPLE_ITERATOR_STATUS_READ_ERROR or
* \c FLAC__METADATA_SIMPLE_ITERATOR_STATUS_SEEK_ERROR, an I/O error
* occurred and the iterator can no longer be used.
*/
FLAC_API FLAC__bool FLAC__metadata_simple_iterator_get_application_id(FLAC__Metadata_SimpleIterator *iterator, FLAC__byte *id);
/** Get the metadata block at the current position. You can modify the
* block but must use FLAC__metadata_simple_iterator_set_block() to
* write it back to the FLAC file.