hi_mpi_vo_disable
The
The
Description
Disables a VO device.
Restrictions
- The video layer of a device must be disabled before the device is disabled.
- Before disabling a device, disable the write-back function if available.
- After a device is disabled, call hi_mpi_vo_set_pub_attr again to set the public attributes of the device before enabling it.
- Currently, this API does not support multiple processes.
Parameters
Parameter |
Input/Output |
Description |
|---|---|---|
dev |
Input |
VO device ID. Value range: [0, 2) |
Returns
- 0: success
- Other values: failure. For details, see VO Return Codes.
Parent topic: VO