tree bf813ea8a3974860ecd62ebb217d9fa2a43be9ba
parent 85e5ff562c6024c548478bdc5be8efd428bf2c42
author Mingke Wang <mingke.wang@freescale.com> 1426746026 +0800
committer Lyon Wang <lyon.wang@nxp.com> 1545187830 +0800

subparse: set need_segment after sink pad received GST_EVENT_SEGMENT

subparse works in push mode, chain funciton will be called once
up stream element finished the seeking and flushing.
if set need_segment flag in src pad event handler, the segment
event will be pushed earlier, result in the subtitle text will
be send out to down stream from the beginning.

Upstream Status: Inappropriate [i.MX specific]

Signed-off-by: Mingke Wang <mingke.wang@freescale.com>