Function: vdec_get_channel_desc_ref_frame_num

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

Obtains the decoding channel description attribute: number of reference frames.

C Prototype

uint32_t aclvdecGetChannelDescRefFrameNum(const aclvdecChannelDesc *channelDesc)

Python Function

ref_frame_num = acl.media.vdec_get_channel_desc_ref_frame_num(vdec_channel_desc)

Parameter	Description
vdec_channel_desc	Int, description of the video decoding channel.

Return Value	Description
ref_frame_num	Int, number of reference frames. The value range is [0, 16]. For the Atlas training product, it is not supported to obtain this parameter value. The value obtained is invalid.

Description

ref_frame_num

Int, number of reference frames. The value range is [0, 16].

For the Atlas training product, it is not supported to obtain this parameter value. The value obtained is invalid.

Parent topic: VDEC