bufferAddVideoCaptionMeta
fn
gstvideo.video_caption_meta.VideoCaptionMeta bufferAddVideoCaptionMeta(gst.buffer.Buffer buffer, gstvideo.types.VideoCaptionType captionType, ubyte[] data)Attaches #GstVideoCaptionMeta metadata to buffer with the given parameters.
Parameters
buffer | a #GstBuffer |
captionType | The type of Closed Caption to add |
data | The Closed Caption data |
Returns
the #GstVideoCaptionMeta on buffer.