Open a metadata-extraction session
Synopsis:
#include <mm/md.h>
mmmd_hdl_t* mmmd_session_open( const char *mediastore,
uint32_t flags )
Arguments:
- mediastore
-
The URL or mountpoint of the mediastore to associate with the session.
The syntax of this argument depends on the mediastore type.
For example, to read metadata from a USB stick, set this parameter to
/fs/usb0/ (or something similar).
To read metadata from files stored in the root directory of your local
filesystem, set this parameter to /.
- flags
-
Must be 0; reserved for future use.
Library:
libmd
Description:
This function opens a metadata-extraction session with libmd.
The session is associated with the media device named in mediastore,
meaning that you can use it to read metadata from items stored on that device.
Returns:
- A valid, non-null session handle
- Success.
- NULL
- Failure (errno is set).