Function: dvpp_set_channel_desc_mode

Applicable Products

Product	Supported
Ascend 950PR/Ascend 950DT	x
Atlas A3 training products/Atlas A3 inference products	√
Atlas A2 training products/Atlas A2 inference products	√
Atlas training products	x
Atlas inference products	√
Atlas 200I/500 A2 inference products	√

Description

Specifies the channel mode in the channel description, and specifies the function to be implemented by the image data processing channel, including VPC, JPEGD, JPEGE, and PNGD.

Prototype

C Prototype

aclError acldvppSetChannelDescMode(acldvppChannelDesc *channelDesc, uint32_t mode)

Python Function

ret =  acl.media.dvpp_set_channel_desc_mode(dvpp_channel_desc, mode)

Parameters

Parameter	Description
dvpp_channel_desc	Int, pointer address of the channel description. Call acl.media.dvpp_create_channel_desc in advance to create acldvppChannelDesc data.
mode	Int, channel mode. For details, see acldvppChannelMode.

Parameter

Description

dvpp_channel_desc

Int, pointer address of the channel description.

Call acl.media.dvpp_create_channel_desc in advance to create acldvppChannelDesc data.

mode

Int, channel mode. For details, see acldvppChannelMode.

Return Value

Return Value	Description
ret	Int, error code. 0 on success; else, failure.

Restrictions

API call sequence:

Parent topic: common