bufferAddVideoBarMeta

Parameters

buffer gst.buffer.Buffer

a #GstBuffer

field ubyte

0 for progressive or field 1 and 1 for field 2

isLetterbox bool

if true then bar data specifies letterbox, otherwise pillarbox

barData1 uint

If is_letterbox is true, then the value specifies the last line of a horizontal letterbox bar area at top of reconstructed frame. Otherwise, it specifies the last horizontal luminance sample of a vertical pillarbox bar area at the left side of the reconstructed frame

barData2 uint

If is_letterbox is true, then the value specifies the first line of a horizontal letterbox bar area at bottom of reconstructed frame. Otherwise, it specifies the first horizontal luminance sample of a vertical pillarbox bar area at the right side of the reconstructed frame.

Return Value