vdec_destroy_chn

Product	Supported
Atlas 350 Accelerator Card	√
Atlas A3 training product / Atlas A3 inference product	√
Atlas A2 training product / Atlas A2 inference product	√
Atlas training product	x
Atlas inference product	√
Atlas 200I/500 A2 inference product	√

Destroys a decoding channel to release related resources.

C Prototype

        
             hi_s32 hi_mpi_vdec_destroy_chn(hi_vdec_chn chn)

Parameter	Description
chn	Int, decoding channel ID.

Return Value	Description
ret	ret: int, error code. 0 indicates success. Other values indicate failure. For details, see VDEC/JPEGD Return Codes.

Ensure that a channel has been created. Otherwise, an error code is returned.
Ensure that the channel has stopped receiving streams or has not yet started receiving streams. Otherwise, the error code HI_ERR_VDEC_NOT_PERM is returned.

For details about the API call sequence, see JPEGE and VENC.

Parent topic: VDEC/JPEGD APIs