Function

GstVideo-1.0 ▶ GstVideo ▶ buffer_add_video_caption_meta`Since 1.16`

buffer_add_video_caption_meta(
    buffer: Gst.Buffer,
    caption_type: GstVideo.VideoCaptionType,
    data: string | Uint8Array<ArrayBufferLike>,
): VideoCaptionMeta
Attaches GstVideo.VideoCaptionMeta metadata to buffer with the given parameters.
Parameters
- buffer: Gst.Buffer
  a Gst.Buffer
- caption_type: GstVideo.VideoCaptionType
  The type of Closed Caption to add
- data: string | Uint8Array<ArrayBufferLike>
  The Closed Caption data
Returns VideoCaptionMeta
the GstVideo.VideoCaptionMeta on buffer.

Since
1.16
- Defined in gstvideo-1.0/gstvideo-1.0.d.ts:2829