From 315a4c89e0f9767e753d39061e282ec9c5e99b53 Mon Sep 17 00:00:00 2001 From: Antonio Ospite Date: Thu, 18 Sep 2014 16:19:39 +0200 Subject: [PATCH] gst-trick-mode-looping-3.py: cleanups --- python/gst-trick-mode-looping-3.py | 37 +++++++++++++++++++++++++------------ 1 file changed, 25 insertions(+), 12 deletions(-) diff --git a/python/gst-trick-mode-looping-3.py b/python/gst-trick-mode-looping-3.py index 6b406ea..1fef9d3 100755 --- a/python/gst-trick-mode-looping-3.py +++ b/python/gst-trick-mode-looping-3.py @@ -43,10 +43,7 @@ class Player: self.loop.quit() def on_segment_done(self, bus, msg): - self._player.seek(self._rate, Gst.Format.TIME, - Gst.SeekFlags.SEGMENT | Gst.SeekFlags.SKIP | Gst.SeekFlags.ACCURATE, - Gst.SeekType.SET, 0, - Gst.SeekType.END, 0) + self.set_seek(0) def on_error(self, bus, msg): (err, debug) = msg.parse_error() @@ -65,16 +62,32 @@ class Player: def set_rate(self, rate): self._rate = rate + self.set_seek(0, True) - if rate == 0: - self._player.set_state(Gst.State.PAUSED) + def set_seek(self, position, flush=False): + flags = Gst.SeekFlags.SEGMENT | Gst.SeekFlags.SKIP | Gst.SeekFlags.ACCURATE + + if flush: + flags |= Gst.SeekFlags.FLUSH + + if self._rate >= 0: + seek_event = Gst.Event.new_seek(self._rate, + Gst.Format.TIME, + flags, + Gst.SeekType.SET, position, + Gst.SeekType.NONE, 0) + else: + seek_event = Gst.Event.new_seek(self._rate, + Gst.Format.TIME, + flags, + Gst.SeekType.NONE, 0, + Gst.SeekType.END, position) + + if seek_event: + self._player.send_event(seek_event) + Gst.info("rate set to %s" % self._rate) else: - self._player.set_state(Gst.State.PLAYING) - self._player.seek(rate, - Gst.Format.TIME, - Gst.SeekFlags.SEGMENT | Gst.SeekFlags.SKIP | Gst.SeekFlags.FLUSH | Gst.SeekFlags.ACCURATE, - Gst.SeekType.SET, 0, - Gst.SeekType.END, 0) + Gst.warining("change rate failed") def main(args): -- 2.1.4