From patchwork Wed Jan 29 03:32:03 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicolas Dufresne X-Patchwork-Id: 2750 Return-Path: Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [46.235.227.227]) by lancelot.ideasonboard.com (Postfix) with ESMTPS id 3DF14608B8 for ; Wed, 29 Jan 2020 04:35:37 +0100 (CET) Received: from nicolas-tpx395.localdomain (unknown [IPv6:2002:c0de:c115:0:66fc:8b:2a38:8313]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: nicolas) by bhuna.collabora.co.uk (Postfix) with ESMTPSA id 5E09128EA9F; Wed, 29 Jan 2020 03:35:36 +0000 (GMT) From: Nicolas Dufresne To: libcamera-devel@lists.libcamera.org Cc: Nicolas Dufresne Date: Tue, 28 Jan 2020 22:32:03 -0500 Message-Id: <20200129033210.278800-17-nicolas@ndufresne.ca> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200129033210.278800-1-nicolas@ndufresne.ca> References: <20200129033210.278800-1-nicolas@ndufresne.ca> MIME-Version: 1.0 Subject: [libcamera-devel] [PATCH v1 16/23] gst: libcamerasrc: Push segment event X-BeenThere: libcamera-devel@lists.libcamera.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 29 Jan 2020 03:35:37 -0000 From: Nicolas Dufresne Now that we have stream-start and caps, we can now push a segment event to announce what time will our buffer correlate to. For live sources this is just an open segment in time format. Signed-off-by: Nicolas Dufresne Reviewed-by: Laurent Pinchart Reviewed-by: Laurent Pinchart --- src/gstreamer/gstlibcamerasrc.cpp | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/src/gstreamer/gstlibcamerasrc.cpp b/src/gstreamer/gstlibcamerasrc.cpp index 7b478fa..0df71c6 100644 --- a/src/gstreamer/gstlibcamerasrc.cpp +++ b/src/gstreamer/gstlibcamerasrc.cpp @@ -191,6 +191,11 @@ gst_libcamera_src_task_enter(GstTask *task, GThread *thread, gpointer user_data) flow_ret = GST_FLOW_NOT_NEGOTIATED; break; } + + /* Send an open segment event with time format */ + GstSegment segment; + gst_segment_init(&segment, GST_FORMAT_TIME); + gst_pad_push_event(srcpad, gst_event_new_segment(&segment)); } ret = state->cam->configure(state->config.get());