Function: venc_set_channel_desc_pic_format

Applicability

Product

Supported (√/x)

Atlas A3 training products/Atlas A3 inference products

x

Atlas A2 training products/Atlas A2 inference products

x

Atlas training products

x

Atlas inference products

Atlas 200I/500 A2 inference products

Function Usage

Sets the encoding channel description attribute: input image format.

Prototype

  • C Prototype
    1
    aclError aclvencSetChannelDescPicFormat(aclvencChannelDesc *channelDesc, acldvppPixelFormat picFormat);
    
  • Python Function
    1
    ret = acl.media.venc_set_channel_desc_pic_format(venc_channel_desc, venc_format)
    

Parameter Description

Parameter

Description

venc_channel_desc

Int, pointer address of the description of a video encoding channel.

Call acl.media.venc_create_channel_desc to create data of the aclvencChannelDesc type in advance.

venc_format

Int, image format.

  • PIXEL_FORMAT_YUV_SEMIPLANAR_420
  • PIXEL_FORMAT_YVU_SEMIPLANAR_420

Return Value Description

Return Value

Description

ret

Int, error code: 0 on success; else, failure.