Function

GstVideo-1.0 ▶ GstVideo ▶ video_frame_map_id

video_frame_map_id(
    info: VideoInfo,
    buffer: Gst.Buffer,
    id: number,
    flags: Gst.MapFlags,
): [boolean, VideoFrame]
Use info and buffer to fill in the values of frame with the video frame information of frame id.

When id is -1, the default frame is mapped. When id != -1, this function will return false when there is no GstVideoMeta with that id.

All video planes of buffer will be mapped and the pointers will be set in frame->data.
Parameters
- info: VideoInfo
  a GstVideo.VideoInfo
- buffer: Gst.Buffer
  the buffer to map
- id: number
  the frame id to map
- flags: Gst.MapFlags
  Gst.MapFlags
Returns [boolean, VideoFrame]
true on success.
- Defined in gstvideo-1.0/gstvideo-1.0.d.ts:3465