setBackground
setBackground(
blob,params,signal?):Promise<Blob>
Defined in: packages/engine-image/src/operations/encode.ts:115
Background：设置背景色（针对透明图片）
Parameters
Section titled “Parameters”Blob
params
Section titled “params”Record<string, any>
signal?
Section titled “signal?”AbortSignal
Returns
Section titled “Returns”Promise<Blob>