From patchwork Fri Mar 6 20:26:26 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicolas Dufresne X-Patchwork-Id: 3022 Return-Path: Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [46.235.227.227]) by lancelot.ideasonboard.com (Postfix) with ESMTPS id 4ABF862913 for ; Fri, 6 Mar 2020 21:27:08 +0100 (CET) Received: from nicolas-tpx395.localdomain (unknown [IPv6:2610:98:8005::527]) (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 AD20F2970E7; Fri, 6 Mar 2020 20:27:07 +0000 (GMT) From: Nicolas Dufresne To: libcamera-devel@lists.libcamera.org Cc: Nicolas Dufresne , Laurent Pinchart Date: Fri, 6 Mar 2020 15:26:26 -0500 Message-Id: <20200306202637.525587-17-nicolas@ndufresne.ca> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200306202637.525587-1-nicolas@ndufresne.ca> References: <20200306202637.525587-1-nicolas@ndufresne.ca> MIME-Version: 1.0 Subject: [libcamera-devel] [PATCH v3 16/27] 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: Fri, 06 Mar 2020 20:27:09 -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 --- src/gstreamer/gstlibcamerasrc.cpp | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/src/gstreamer/gstlibcamerasrc.cpp b/src/gstreamer/gstlibcamerasrc.cpp index 95af141..540a094 100644 --- a/src/gstreamer/gstlibcamerasrc.cpp +++ b/src/gstreamer/gstlibcamerasrc.cpp @@ -205,6 +205,11 @@ 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());