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InputFormat

The InputFormat API provides functionality to specify input format for media sources.

Constructor

const format = new ffmpeg.InputFormat([name])

Parameters

  • name (string, optional): The input format name. Defaults to a platform-specific value:
    • darwin, ios: 'avfoundation'
    • linux: 'v4l2'
    • win32: 'dshow'

Returns: A new InputFormat instance

Properties

InputFormat.extensions

Gets the file extensions associated with this input format.

Returns: string - Comma-separated list of file extensions (e.g., 'mkv,mk3d,mka,mks,webm')

InputFormat.mimeType

Gets the MIME type for this input format.

Returns: string - The MIME type (e.g., 'audio/webm,audio/x-matroska,video/webm,video/x-matroska')

InputFormat.name

Returns format name

Returns: string - The short-name (e.g., webm)

Example

const format = new ffmpeg.InputFormat('webm')
console.log(format.extensions) // 'mkv,mk3d,mka,mks,webm'
console.log(format.mimeType) // 'audio/webm,audio/x-matroska,video/webm,video/x-matroska'

Methods

InputFormat.destroy()

Destroys the InputFormat and frees all associated resources. Automatically called when the object is managed by a using declaration.

Returns: void