hi_mpi_vo_disable
Applicability
|
Product |
Supported |
|---|---|
|
|
☓ |
|
|
☓ |
|
|
√ |
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|
☓ |
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|
☓ |
Description
Disables a VO device.
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.
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.
Parent topic: VO