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{ "id": 13174, "url": "https://patchwork.libcamera.org/api/patches/13174/?format=api", "web_url": "https://patchwork.libcamera.org/patch/13174/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/projects/1/?format=api", "name": "libcamera", "link_name": "libcamera", "list_id": "libcamera_core", "list_email": "libcamera-devel@lists.libcamera.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20210801185144.21572-1-vedantparanjape160201@gmail.com>", "date": "2021-08-01T18:51:44", "name": "[libcamera-devel,RFC,v2] gstreamer: Factor out _pad_push_stream_start from _task_enter", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "10592e72d5057bdcd3aaee63b96d611d8614b109", "submitter": { "id": 85, "url": "https://patchwork.libcamera.org/api/people/85/?format=api", "name": "Vedant Paranjape", "email": "vedantparanjape160201@gmail.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/13174/mbox/", "series": [ { "id": 2293, "url": "https://patchwork.libcamera.org/api/series/2293/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=2293", "date": "2021-08-01T18:51:44", "name": "[libcamera-devel,RFC,v2] gstreamer: Factor out _pad_push_stream_start from _task_enter", "version": 2, "mbox": "https://patchwork.libcamera.org/series/2293/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/13174/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/13174/checks/", "tags": {}, "headers": { "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>", "X-Original-To": "parsemail@patchwork.libcamera.org", "Delivered-To": "parsemail@patchwork.libcamera.org", "Received": [ "from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id ECF04BD878\n\tfor <parsemail@patchwork.libcamera.org>;\n\tSun, 1 Aug 2021 18:52:09 +0000 (UTC)", "from 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s=20161025;\n\th=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version\n\t:content-transfer-encoding;\n\tbh=SBH+mi43u+IxJlu4Rvq9i0XtiCXwKHN3d7cn6OkBSpw=;\n\tb=pERx1WgOmI+T6OXnyEkZyEHvu0jH/vL+N8g0lF+gEtrJTzEfJb5QyWHRbkrw/cpLVt\n\t+O3BCb573aDnW+kj9T4dCtWqbYF+khM+sd3S2xMAcJMfrq6JaSDAiKitQ6jntBQQnaLL\n\tPP7cn+wm+L9g6Uecw6lQeNwWpbJf9CwsQKhpdJf5XlchA7m1YlOnXU8OiZ1IzUXiTk0p\n\tEXMLFM3ezhp7NkM7QDs7i6hCYPQJCpFyaamKT5odHMf+d7Zmu4MXcxNVNbAHJvTQmVnK\n\tk6JBWoPSRoB+C8qEhtXILNgi4Enwuj4JmLl7nL1Ad4UXYH1nUmvy9dwrMU2O1noBtevB\n\tWSnA==", "X-Gm-Message-State": "AOAM533NVxDhr8hK6Lp59uuh0SlpUifOrHRzSEpzOaSDePT+F+8jqWrd\n\t+b190G3RsPXC+PmCBgyj90++mDcyZD83Lg==", "X-Google-Smtp-Source": "ABdhPJwCxOsd+7qmmwbXuR9+CDUBBl3hbPY5nwK+T9YhuAt2rEycjfnHO4x3gQOelKyDcZ6p8Rvofw==", "X-Received": "by 2002:a05:6a00:1245:b029:30f:2098:fcf4 with SMTP id\n\tu5-20020a056a001245b029030f2098fcf4mr13233997pfi.66.1627843925443; \n\tSun, 01 Aug 2021 11:52:05 -0700 (PDT)", "From": "Vedant Paranjape <vedantparanjape160201@gmail.com>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Mon, 2 Aug 2021 00:21:44 +0530", "Message-Id": "<20210801185144.21572-1-vedantparanjape160201@gmail.com>", "X-Mailer": "git-send-email 2.25.1", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [RFC PATCH v2] gstreamer: Factor out\n\t_pad_push_stream_start from _task_enter", "X-BeenThere": "libcamera-devel@lists.libcamera.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "<libcamera-devel.lists.libcamera.org>", "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>", "List-Archive": "<https://lists.libcamera.org/pipermail/libcamera-devel/>", "List-Post": "<mailto:libcamera-devel@lists.libcamera.org>", "List-Help": "<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>", "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>", "Cc": "Vedant Paranjape <vedantparanjape160201@gmail.com>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "This patch creates gst_libcamera_pad_push_stream_start function to\ncreate stream id and to push the stream start.\n\nUpdate functional code in gst_libcamera_src_task_enter(), which creates\nstream id and pushes the stream start with the refactored\nfunction gst_libcamera_pad_push_stream_start().\n\nSigned-off-by: Vedant Paranjape <vedantparanjape160201@gmail.com>\n---\n src/gstreamer/gstlibcamerapad.cpp | 19 +++++++++++++++++++\n src/gstreamer/gstlibcamerapad.h | 2 ++\n src/gstreamer/gstlibcamerasrc.cpp | 7 +------\n 3 files changed, 22 insertions(+), 6 deletions(-)", "diff": "diff --git a/src/gstreamer/gstlibcamerapad.cpp b/src/gstreamer/gstlibcamerapad.cpp\nindex c00e81c8..d4211050 100644\n--- a/src/gstreamer/gstlibcamerapad.cpp\n+++ b/src/gstreamer/gstlibcamerapad.cpp\n@@ -20,6 +20,7 @@ struct _GstLibcameraPad {\n \tGstLibcameraPool *pool;\n \tGQueue pending_buffers;\n \tGstClockTime latency;\n+\tgint stream_id_num;\n };\n \n enum {\n@@ -81,6 +82,7 @@ static void\n gst_libcamera_pad_init(GstLibcameraPad *self)\n {\n \tGST_PAD_QUERYFUNC(self) = gst_libcamera_pad_query;\n+\tself->stream_id_num = 0;\n }\n \n static GType\n@@ -155,6 +157,23 @@ gst_libcamera_pad_get_stream(GstPad *pad)\n \treturn nullptr;\n }\n \n+void\n+gst_libcamera_pad_push_stream_start(GstPad *pad, const guint group_id)\n+{\n+\tauto *self = GST_LIBCAMERA_PAD(pad);\t\n+\t{\n+\t\tGLibLocker lock(GST_OBJECT(self));\n+\t\tself->stream_id_num++;\n+\t}\n+\n+\tg_autoptr(GstElement) element = gst_pad_get_parent_element(pad);\n+\tg_autofree gchar *stream_id_intermediate = g_strdup_printf(\"%i%i\", group_id, self->stream_id_num);\n+\tg_autofree gchar *stream_id = gst_pad_create_stream_id(pad, element, stream_id_intermediate);\n+\tGstEvent *event = gst_event_new_stream_start(stream_id);\n+\tgst_event_set_group_id(event, group_id);\n+\tgst_pad_push_event(pad, event);\n+}\n+\n void\n gst_libcamera_pad_queue_buffer(GstPad *pad, GstBuffer *buffer)\n {\ndiff --git a/src/gstreamer/gstlibcamerapad.h b/src/gstreamer/gstlibcamerapad.h\nindex 779f2d13..7693374f 100644\n--- a/src/gstreamer/gstlibcamerapad.h\n+++ b/src/gstreamer/gstlibcamerapad.h\n@@ -26,6 +26,8 @@ void gst_libcamera_pad_set_pool(GstPad *pad, GstLibcameraPool *pool);\n \n libcamera::Stream *gst_libcamera_pad_get_stream(GstPad *pad);\n \n+void gst_libcamera_pad_push_stream_start(GstPad *pad, const guint group_id);\n+\n void gst_libcamera_pad_queue_buffer(GstPad *pad, GstBuffer *buffer);\n \n GstFlowReturn gst_libcamera_pad_push_pending(GstPad *pad);\ndiff --git a/src/gstreamer/gstlibcamerasrc.cpp b/src/gstreamer/gstlibcamerasrc.cpp\nindex b18f1efb..bb8ea07a 100644\n--- a/src/gstreamer/gstlibcamerasrc.cpp\n+++ b/src/gstreamer/gstlibcamerasrc.cpp\n@@ -361,15 +361,10 @@ gst_libcamera_src_task_enter(GstTask *task, [[maybe_unused]] GThread *thread,\n \n \tGST_DEBUG_OBJECT(self, \"Streaming thread has started\");\n \n-\tgint stream_id_num = 0;\n \tStreamRoles roles;\n \tfor (GstPad *srcpad : state->srcpads_) {\n \t\t/* Create stream-id and push stream-start. */\n-\t\tg_autofree gchar *stream_id_intermediate = g_strdup_printf(\"%i%i\", state->group_id_, stream_id_num++);\n-\t\tg_autofree gchar *stream_id = gst_pad_create_stream_id(srcpad, GST_ELEMENT(self), stream_id_intermediate);\n-\t\tGstEvent *event = gst_event_new_stream_start(stream_id);\n-\t\tgst_event_set_group_id(event, state->group_id_);\n-\t\tgst_pad_push_event(srcpad, event);\n+\t\tgst_libcamera_pad_push_stream_start(srcpad, state->group_id_);\n \n \t\t/* Collect the streams roles for the next iteration. */\n \t\troles.push_back(gst_libcamera_pad_get_role(srcpad));\n", "prefixes": [ "libcamera-devel", "RFC", "v2" ] }