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{
    "id": 16355,
    "url": "https://patchwork.libcamera.org/api/1.1/patches/16355/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/16355/",
    "project": {
        "id": 1,
        "url": "https://patchwork.libcamera.org/api/1.1/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": "<20220623232210.18742-9-laurent.pinchart@ideasonboard.com>",
    "date": "2022-06-23T23:22:05",
    "name": "[libcamera-devel,08/13] gstreamer: Combine the two pad loops in the task run handler",
    "commit_ref": null,
    "pull_url": null,
    "state": "accepted",
    "archived": false,
    "hash": "636c07da8ded58b5d97ce11248be052aa99c653b",
    "submitter": {
        "id": 2,
        "url": "https://patchwork.libcamera.org/api/1.1/people/2/?format=api",
        "name": "Laurent Pinchart",
        "email": "laurent.pinchart@ideasonboard.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/16355/mbox/",
    "series": [
        {
            "id": 3214,
            "url": "https://patchwork.libcamera.org/api/1.1/series/3214/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=3214",
            "date": "2022-06-23T23:21:57",
            "name": "gstreamer: Queue multiple requests",
            "version": 1,
            "mbox": "https://patchwork.libcamera.org/series/3214/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/16355/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/16355/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 CA79CBD808\n\tfor <parsemail@patchwork.libcamera.org>;\n\tThu, 23 Jun 2022 23:22:44 +0000 (UTC)",
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        ],
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            "v=1; a=rsa-sha256; c=relaxed/simple; d=libcamera.org;\n\ts=mail; t=1656026564;\n\tbh=Bmj0CbPPhblz1y1eJVWLXduCnnxDflL7cFuTOBcc+SQ=;\n\th=To:Date:In-Reply-To:References:Subject:List-Id:List-Unsubscribe:\n\tList-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To:Cc:\n\tFrom;\n\tb=EGeKZ9Ndom5wcPl3H3l0CaPMjzm6O1axFapkP4Ekkk8U1FT8/XeOMNK6LKbdghUzE\n\tFvIrRiiYbfZyIh4spIP983o/ujxGyWPUzY/VKXeEEyU+yjJE0ZMo+enalva6ZsSIAR\n\tNYqKJdOjZP6tEih6W23mfFd/ln/prVJJ/OU2GrHoxGCkoSjZu3pwtOiYdJCv+0mk0E\n\tfDaPwn2uO7jCuus1tQoawJGjTghM9iH4ORaLvKWCXiqifnW47ER3HUph9I089QALES\n\tlPn5pbyRzT6LVdfj7Pg7K3ik8naToIAZzF8XuAeHUg0n+uVh7wdqwjQeDqRHiJ0nIA\n\tzAmyAex5q2d6g==",
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        ],
        "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (1024-bit key; \n\tunprotected) header.d=ideasonboard.com\n\theader.i=@ideasonboard.com\n\theader.b=\"VIVF+zpr\"; dkim-atps=neutral",
        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Fri, 24 Jun 2022 02:22:05 +0300",
        "Message-Id": "<20220623232210.18742-9-laurent.pinchart@ideasonboard.com>",
        "X-Mailer": "git-send-email 2.35.1",
        "In-Reply-To": "<20220623232210.18742-1-laurent.pinchart@ideasonboard.com>",
        "References": "<20220623232210.18742-1-laurent.pinchart@ideasonboard.com>",
        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "Subject": "[libcamera-devel] [PATCH 08/13] gstreamer: Combine the two pad\n\tloops in the task run handler",
        "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>",
        "From": "Laurent Pinchart via libcamera-devel\n\t<libcamera-devel@lists.libcamera.org>",
        "Reply-To": "Laurent Pinchart <laurent.pinchart@ideasonboard.com>",
        "Cc": "Nicolas Dufresne <nicolas.dufresne@collabora.com>,\n\tVedant Paranjape <vedantparanjape160201@gmail.com>",
        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "This simplifies the code, and allows removing the internal queue in the\nGstLibcameraPad object.\n\nSigned-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\n---\n src/gstreamer/gstlibcamerapad.cpp | 35 -------------------------------\n src/gstreamer/gstlibcamerapad.h   |  6 ------\n src/gstreamer/gstlibcamerasrc.cpp | 11 ++++------\n 3 files changed, 4 insertions(+), 48 deletions(-)",
    "diff": "diff --git a/src/gstreamer/gstlibcamerapad.cpp b/src/gstreamer/gstlibcamerapad.cpp\nindex c00e81c8966e..87b4057ac101 100644\n--- a/src/gstreamer/gstlibcamerapad.cpp\n+++ b/src/gstreamer/gstlibcamerapad.cpp\n@@ -18,7 +18,6 @@ struct _GstLibcameraPad {\n \tGstPad parent;\n \tStreamRole role;\n \tGstLibcameraPool *pool;\n-\tGQueue pending_buffers;\n \tGstClockTime latency;\n };\n \n@@ -155,40 +154,6 @@ gst_libcamera_pad_get_stream(GstPad *pad)\n \treturn nullptr;\n }\n \n-void\n-gst_libcamera_pad_queue_buffer(GstPad *pad, GstBuffer *buffer)\n-{\n-\tauto *self = GST_LIBCAMERA_PAD(pad);\n-\tGLibLocker lock(GST_OBJECT(self));\n-\n-\tg_queue_push_head(&self->pending_buffers, buffer);\n-}\n-\n-GstFlowReturn\n-gst_libcamera_pad_push_pending(GstPad *pad)\n-{\n-\tauto *self = GST_LIBCAMERA_PAD(pad);\n-\tGstBuffer *buffer;\n-\n-\t{\n-\t\tGLibLocker lock(GST_OBJECT(self));\n-\t\tbuffer = GST_BUFFER(g_queue_pop_tail(&self->pending_buffers));\n-\t}\n-\n-\tif (!buffer)\n-\t\treturn GST_FLOW_OK;\n-\n-\treturn gst_pad_push(pad, buffer);\n-}\n-\n-bool\n-gst_libcamera_pad_has_pending(GstPad *pad)\n-{\n-\tauto *self = GST_LIBCAMERA_PAD(pad);\n-\tGLibLocker lock(GST_OBJECT(self));\n-\treturn self->pending_buffers.length > 0;\n-}\n-\n void\n gst_libcamera_pad_set_latency(GstPad *pad, GstClockTime latency)\n {\ndiff --git a/src/gstreamer/gstlibcamerapad.h b/src/gstreamer/gstlibcamerapad.h\nindex 207695173313..103ee57ab384 100644\n--- a/src/gstreamer/gstlibcamerapad.h\n+++ b/src/gstreamer/gstlibcamerapad.h\n@@ -25,10 +25,4 @@ 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_queue_buffer(GstPad *pad, GstBuffer *buffer);\n-\n-GstFlowReturn gst_libcamera_pad_push_pending(GstPad *pad);\n-\n-bool gst_libcamera_pad_has_pending(GstPad *pad);\n-\n void gst_libcamera_pad_set_latency(GstPad *pad, GstClockTime latency);\ndiff --git a/src/gstreamer/gstlibcamerasrc.cpp b/src/gstreamer/gstlibcamerasrc.cpp\nindex ee9c83fde777..e30d45fa2223 100644\n--- a/src/gstreamer/gstlibcamerasrc.cpp\n+++ b/src/gstreamer/gstlibcamerasrc.cpp\n@@ -311,6 +311,9 @@ gst_libcamera_src_task_run(gpointer user_data)\n \t\treturn;\n \t}\n \n+\tGstFlowReturn ret = GST_FLOW_OK;\n+\tgst_flow_combiner_reset(self->flow_combiner);\n+\n \tfor (GstPad *srcpad : state->srcpads_) {\n \t\tStream *stream = gst_libcamera_pad_get_stream(srcpad);\n \t\tGstBuffer *buffer = wrap->detachBuffer(stream);\n@@ -327,13 +330,7 @@ gst_libcamera_src_task_run(gpointer user_data)\n \t\tGST_BUFFER_OFFSET(buffer) = fb->metadata().sequence;\n \t\tGST_BUFFER_OFFSET_END(buffer) = fb->metadata().sequence;\n \n-\t\tgst_libcamera_pad_queue_buffer(srcpad, buffer);\n-\t}\n-\n-\tGstFlowReturn ret = GST_FLOW_OK;\n-\tgst_flow_combiner_reset(self->flow_combiner);\n-\tfor (GstPad *srcpad : state->srcpads_) {\n-\t\tret = gst_libcamera_pad_push_pending(srcpad);\n+\t\tret = gst_pad_push(srcpad, buffer);\n \t\tret = gst_flow_combiner_update_pad_flow(self->flow_combiner,\n \t\t\t\t\t\t\tsrcpad, ret);\n \t}\n",
    "prefixes": [
        "libcamera-devel",
        "08/13"
    ]
}