ff-helper
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getVideoPreviewScale
Function getVideoPreviewScale
getVideoPreviewScale
(
file
:
string
,
rows
:
number
,
cols
:
number
,
scale
?:
number
,
)
:
Promise
<
Buffer
<
ArrayBufferLike
>
>
generate preview for video, with scale
Parameters
file
:
string
rows
:
number
cols
:
number
Optional
scale
:
number
Returns
Promise
<
Buffer
<
ArrayBufferLike
>
>
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generate preview for video, with scale