hi_mpi_vdec_get_chn_param
The
The
Description
Obtains the parameters of a channel before modifying channel parameters.
Restrictions
Ensure that a channel has been created. Otherwise, the error code HI_ERR_VDEC_UNEXIST is returned.
Prototype
hi_s32 hi_mpi_vdec_get_chn_param(hi_vdec_chn chn, hi_vdec_chn_param *chn_param)
Parameters
Parameter |
Input/Output |
Description |
|---|---|---|
chn |
Input |
Decoding channel ID. |
chn_param |
Output |
Pointer to the decoding channel parameters. |
Returns
- 0: success
- Other values: failure. For details, see VDEC/JPEGD Return Codes.
Parent topic: VDEC/JPEGD