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{ "id": 16908, "url": "https://patchwork.libcamera.org/api/patches/16908/?format=api", "web_url": "https://patchwork.libcamera.org/patch/16908/", "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": "<20220802102943.3221109-10-chenghaoyang@google.com>", "date": "2022-08-02T10:29:43", "name": "[libcamera-devel,v4,9/9] ipu3: Fixes frame delay", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "a20e64250629b61685592a420c7d9555609b85f9", "submitter": { "id": 117, "url": "https://patchwork.libcamera.org/api/people/117/?format=api", "name": "Cheng-Hao Yang", "email": "chenghaoyang@chromium.org" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/16908/mbox/", "series": [ { "id": 3357, "url": "https://patchwork.libcamera.org/api/series/3357/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=3357", "date": "2022-08-02T10:29:34", "name": "Use two imgus in ipu3 pipeline handler", "version": 4, "mbox": "https://patchwork.libcamera.org/series/3357/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/16908/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/16908/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 BB405C3275\n\tfor <parsemail@patchwork.libcamera.org>;\n\tTue, 2 Aug 2022 10:30:05 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 89AFA6332B;\n\tTue, 2 Aug 2022 12:30:05 +0200 (CEST)", "from mail-pl1-x635.google.com (mail-pl1-x635.google.com\n\t[IPv6:2607:f8b0:4864:20::635])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 1571063312\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 2 Aug 2022 12:30:04 +0200 (CEST)", "by mail-pl1-x635.google.com with SMTP id y15so13038540plp.10\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 02 Aug 2022 03:30:04 -0700 (PDT)", "from chenghaoyang-low.c.googlers.com.com\n\t(231.137.80.34.bc.googleusercontent.com. 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\n\tTue, 02 Aug 2022 03:30:03 -0700 (PDT)", "X-Google-Original-From": "Harvey Yang <chenghaoyang@google.com>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Tue, 2 Aug 2022 10:29:43 +0000", "Message-Id": "<20220802102943.3221109-10-chenghaoyang@google.com>", "X-Mailer": "git-send-email 2.37.1.455.g008518b4e5-goog", "In-Reply-To": "<20220802102943.3221109-1-chenghaoyang@google.com>", "References": "<20220802102943.3221109-1-chenghaoyang@google.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH v4 9/9] ipu3: Fixes frame delay", "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": "Harvey Yang via libcamera-devel <libcamera-devel@lists.libcamera.org>", "Reply-To": "Harvey Yang <chenghaoyang@chromium.org>", "Cc": "Harvey Yang <chenghaoyang@google.com>,\n\tHarvey Yang <chenghaoyang@chromium.org>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "Like the shipped ipu3 HAL [1], handle the frame delay with one extra input,\nneeded for the first frame and StillCapture's non-sequential frame\nrequests.\n\n[1]:\nhttps://source.corp.google.com/chromeos_public/src/platform/camera/hal/intel/ipu3/psl/ipu3/ImguUnit.cpp;l=773\n\nSigned-off-by: Harvey Yang <chenghaoyang@chromium.org>\n---\n src/libcamera/pipeline/ipu3/ipu3.cpp | 73 +++++++++++++++++++++++-----\n 1 file changed, 62 insertions(+), 11 deletions(-)", "diff": "diff --git a/src/libcamera/pipeline/ipu3/ipu3.cpp b/src/libcamera/pipeline/ipu3/ipu3.cpp\nindex f8101c6c..36ca47c2 100644\n--- a/src/libcamera/pipeline/ipu3/ipu3.cpp\n+++ b/src/libcamera/pipeline/ipu3/ipu3.cpp\n@@ -90,6 +90,9 @@ public:\n \n \tControlInfoMap ipaControls_;\n \n+\tbool firstRequest_ = true;\n+\tint lastCaptureRequestSeq_ = -1;\n+\n private:\n \tvoid metadataReady(unsigned int id, const ControlList &metadata);\n \tvoid paramsBufferReady(unsigned int id);\n@@ -884,6 +887,9 @@ int PipelineHandlerIPU3::start(Camera *camera, [[maybe_unused]] const ControlLis\n \tCIO2Device *cio2 = &data->cio2_;\n \tint ret;\n \n+\tdata->firstRequest_ = true;\n+\tdata->lastCaptureRequestSeq_ = -1;\n+\n \timgu0_.input_->bufferReady.connect(data,\n \t\t\t\t\t &IPU3CameraData::tryReturnBuffer);\n \timgu0_.output_->bufferReady.connect(data,\n@@ -1422,6 +1428,11 @@ void IPU3CameraData::paramsBufferReady(unsigned int id)\n \tif (!info)\n \t\treturn;\n \n+\tint yuvCount = firstRequest_ ? 2 : 1;\n+\tint stillCount = firstRequest_ || (lastCaptureRequestSeq_ + 1) != static_cast<int>(info->request->sequence()) ? 2 : 1;\n+\n+\tfirstRequest_ = false;\n+\n \tbool hasYuv = false;\n \tbool hasCapture = false;\n \t/* Queue all buffers from the request aimed for the ImgU. */\n@@ -1431,33 +1442,53 @@ void IPU3CameraData::paramsBufferReady(unsigned int id)\n \n \t\tif (stream == &outStream_) {\n \t\t\thasYuv = true;\n-\t\t\timgu0_->output_->queueBuffer(outbuffer);\n+\n+\t\t\tfor (int i = 0; i < yuvCount; ++i) {\n+\t\t\t\tbufferReturnCounters[outbuffer] += 1;\n+\t\t\t\timgu0_->output_->queueBuffer(outbuffer);\n+\t\t\t}\n \t\t} else if (stream == &vfStream_) {\n \t\t\thasYuv = true;\n-\t\t\timgu0_->viewfinder_->queueBuffer(outbuffer);\n+\n+\t\t\tfor (int i = 0; i < yuvCount; ++i) {\n+\t\t\t\tbufferReturnCounters[outbuffer] += 1;\n+\t\t\t\timgu0_->viewfinder_->queueBuffer(outbuffer);\n+\t\t\t}\n \t\t} else if (stream == &outCaptureStream_) {\n \t\t\thasCapture = true;\n \n-\t\t\timgu1_->output_->queueBuffer(outbuffer);\n+\t\t\tfor (int i = 0; i < stillCount; ++i) {\n+\t\t\t\tbufferReturnCounters[outbuffer] += 1;\n+\t\t\t\timgu1_->output_->queueBuffer(outbuffer);\n+\t\t\t}\n \t\t}\n \t}\n \n \tif (hasYuv) {\n-\t\tbufferReturnCounters[info->rawBuffer] += 1;\n-\n-\t\timgu0_->param_->queueBuffer(info->paramBuffer);\n-\t\timgu0_->stat_->queueBuffer(info->statBuffer);\n-\t\timgu0_->input_->queueBuffer(info->rawBuffer);\n+\t\tfor (int i = 0; i < yuvCount; ++i) {\n+\t\t\tbufferReturnCounters[info->paramBuffer] += 1;\n+\t\t\tbufferReturnCounters[info->statBuffer] += 1;\n+\t\t\tbufferReturnCounters[info->rawBuffer] += 1;\n+\n+\t\t\timgu0_->param_->queueBuffer(info->paramBuffer);\n+\t\t\timgu0_->stat_->queueBuffer(info->statBuffer);\n+\t\t\timgu0_->input_->queueBuffer(info->rawBuffer);\n+\t\t}\n \t} else {\n \t\tinfo->paramDequeued = true;\n \t\tinfo->metadataProcessed = true;\n \t}\n \n \tif (hasCapture) {\n-\t\tbufferReturnCounters[info->rawBuffer] += 1;\n+\t\tlastCaptureRequestSeq_ = info->request->sequence();\n \n-\t\timgu1_->param_->queueBuffer(info->captureParamBuffer);\n-\t\timgu1_->input_->queueBuffer(info->rawBuffer);\n+\t\tfor (int i = 0; i < stillCount; ++i) {\n+\t\t\tbufferReturnCounters[info->captureParamBuffer] += 1;\n+\t\t\tbufferReturnCounters[info->rawBuffer] += 1;\n+\n+\t\t\timgu1_->param_->queueBuffer(info->captureParamBuffer);\n+\t\t\timgu1_->input_->queueBuffer(info->rawBuffer);\n+\t\t}\n \t} else {\n \t\tinfo->captureParamDequeued = true;\n \t}\n@@ -1498,6 +1529,11 @@ void IPU3CameraData::tryReturnBuffer(FrameBuffer *buffer)\n */\n void IPU3CameraData::imguOutputBufferReady(FrameBuffer *buffer)\n {\n+\tif (--bufferReturnCounters[buffer] > 0)\n+\t\treturn;\n+\n+\tbufferReturnCounters.erase(buffer);\n+\n \tIPU3Frames::Info *info = frameInfos_.find(buffer);\n \tif (!info)\n \t\treturn;\n@@ -1564,6 +1600,11 @@ void IPU3CameraData::cio2BufferReady(FrameBuffer *buffer)\n \n void IPU3CameraData::paramBufferReady(FrameBuffer *buffer)\n {\n+\tif (--bufferReturnCounters[buffer] > 0)\n+\t\treturn;\n+\n+\tbufferReturnCounters.erase(buffer);\n+\n \tIPU3Frames::Info *info = frameInfos_.find(buffer);\n \tif (!info)\n \t\treturn;\n@@ -1584,6 +1625,11 @@ void IPU3CameraData::paramBufferReady(FrameBuffer *buffer)\n \n void IPU3CameraData::captureParamBufferReady(FrameBuffer *buffer)\n {\n+\tif (--bufferReturnCounters[buffer] > 0)\n+\t\treturn;\n+\n+\tbufferReturnCounters.erase(buffer);\n+\n \tIPU3Frames::Info *info = frameInfos_.find(buffer);\n \tif (!info)\n \t\treturn;\n@@ -1604,6 +1650,11 @@ void IPU3CameraData::captureParamBufferReady(FrameBuffer *buffer)\n \n void IPU3CameraData::statBufferReady(FrameBuffer *buffer)\n {\n+\tif (--bufferReturnCounters[buffer] > 0)\n+\t\treturn;\n+\n+\tbufferReturnCounters.erase(buffer);\n+\n \tIPU3Frames::Info *info = frameInfos_.find(buffer);\n \tif (!info)\n \t\treturn;\n", "prefixes": [ "libcamera-devel", "v4", "9/9" ] }