bufferAddVideoCodecAlphaMeta
fn
gstvideo.video_codec_alpha_meta.VideoCodecAlphaMeta bufferAddVideoCodecAlphaMeta(gst.buffer.Buffer buffer, gst.buffer.Buffer alphaBuffer)Attaches a #GstVideoCodecAlphaMeta metadata to buffer with the given alpha buffer.
Parameters
buffer | a #GstBuffer |
alphaBuffer | a #GstBuffer |
Returns
the #GstVideoCodecAlphaMeta on buffer.