acl.himpi.vdec_get_chn_attr

C Prototype

hi_s32 hi_mpi_vdec_get_chn_attr(hi_vdec_chn chn, hi_vdec_chn_attr *attr);

Python Function

attr, ret= acl.himpi.vdec_get_chn_attr(chn)

Function Usage

Obtains the attributes of a decoding channel.

The Atlas 200/300/500 Inference Product does not support this API in the current version.

The Atlas Training Series Product does not support this API in the current version.

Input Description

chn: int, decoding channel ID.

Return Value

ret: int, error code.

attr: dict, dictionary of the decoding channel attributes. For details, see hi_vdec_chn_attr.

Restrictions

Ensure that a channel has been created. Otherwise, the error code HI_ERR_VDEC_UNEXIST is returned.