6.3.2.11. AUDIO_SET_BYPASS_MODE¶
6.3.2.11.2. Synopsis¶
-
int
ioctl(int fd, AUDIO_SET_BYPASS_MODE, boolean mode)¶
6.3.2.11.3. Arguments¶
| int fd | File descriptor returned by a previous call to open(). |
| boolean mode | Enables or disables the decoding of the current Audio stream in the Digital TV subsystem. TRUE: Bypass is disabled FALSE: Bypass is enabled |
6.3.2.11.4. Description¶
This ioctl call asks the Audio Device to bypass the Audio decoder and forward the stream without decoding. This mode shall be used if streams that can’t be handled by the Digial TV system shall be decoded. Dolby DigitalTM streams are automatically forwarded by the Digital TV subsystem if the hardware can handle it.
6.3.2.11.5. 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.