table of contents
roar_vs_role(3) | RoarAudio Programmer's Manual | roar_vs_role(3) |
NAME¶
roar_vs_role - Update role for a streamSYNOPSIS¶
#include <roaraudio.h>DESCRIPTION¶
This function updates the role of the stream. This should be done before any read or write operation and can be used at any time to update the meta data.PARAMETERS¶
- vss
- The VS object to be updated.
- role
- The new role of the stream.
- error
- This is a pointer to a integer used to store the error
value in case of error. This can be NULL if not used but it is very
recommended to use this error value to report good error messages to the
user.
RETURN VALUE¶
On success these calls return 0. On error, -1 is returned.EXAMPLES¶
struct roar_keyval kv[2] = {
{.key = "TITLE", .value = "Some title"},
{.key = "ARTIST", .value = "Some artist"}
};
ret = roar_vs_meta(vss, &kv, 2, &err);
SEE ALSO¶
roarvs(7), libroar(7), RoarAudio(7).May 2011 | RoarAudio |