acl.himpi.pngd_destroy_chn

C Prototype	hi_s32 hi_mpi_pngd_destroy_chn(hi_pngd_chn chn)
Python Function	ret = acl.himpi.pngd_destroy_chn(chn)
Function Usage	Destroys a created decoding channel to release related resources when the user exits the process. 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. The value range of this parameter is [0, 128). The maximum number of channels is 128.
Return Value	ret: int, error code. 0 indicates success. Other values: failure. For details, see PNGD Return Codes.
Restrictions	Ensure that a channel has been created. Otherwise, an error code is returned.

Parent topic: PNGD APIs