Function: vdec_get_channel_desc_callback

aclvdecCallback aclvdecGetChannelDescCallback(const aclvdecChannelDesc *channelDesc)

callback = acl.media.vdec_get_channel_desc_callback(vdec_channel_desc)

Obtains the decoding channel description attribute: callback function.

vdec_channel_desc: int, description of the video decoding channel.

callback: Python function object, callback function.

Callback function format in Python:

def vdec_call_back_func(dvpp_stream_desc, dvpp_pic_desc, user_data):
pass