hi_mpi_rgn_detach_from_chn
The
The
Description
Deletes an overlay region from a channel.
Restrictions
- The regions must be created before you call this API.
- This API can be called repeatedly.
Prototype
hi_s32 hi_mpi_rgn_detach_from_chn(hi_rgn_handle handle, const hi_mpp_chn *chn)
Parameters
Parameter |
Input/Output |
Description |
|---|---|---|
handle |
Input |
Region handle ID. Value range: [0, 1024) |
chn |
Input |
Pointer to the channel structure. This parameter cannot be empty. For details about how to set this parameter, see Table 2. |
Returns
- 0: success.
- Other values: failure. For details, see Region Management Return Codes.
Parent topic: Region Management