7.2.2.20. AUDIO_SET_STREAMTYPE¶
7.2.2.20.1. Name¶
AUDIO_SET_STREAMTYPE
7.2.2.20.3. Arguments¶
int fd | File descriptor returned by a previous call to open(). |
int request | Equals AUDIO_SET_STREAMTYPE for this command. |
int type | stream type |
7.2.2.20.4. Description¶
This ioctl tells the driver which kind of audio stream to expect. This is useful if the stream offers several audio sub-streams like LPCM and AC3.
7.2.2.20.5. Return Value¶
On success 0 is returned, on error -1 and the errno
variable is set
appropriately. The generic error codes are described at the
Generic Error Codes chapter.
EINVAL |
type is not a valid or supported stream type. |