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{ "id": 3335, "url": "https://patchwork.libcamera.org/api/1.1/covers/3335/?format=api", "web_url": "https://patchwork.libcamera.org/cover/3335/", "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": "<20200326160819.4088361-1-niklas.soderlund@ragnatech.se>", "date": "2020-03-26T16:08:12", "name": "[libcamera-devel,RFCv2,0/7] libcamera: ipa_manager: Proxy open-source IPAs to a thread", "submitter": { "id": 5, "url": "https://patchwork.libcamera.org/api/1.1/people/5/?format=api", "name": "Niklas Söderlund", "email": "niklas.soderlund@ragnatech.se" }, "mbox": "https://patchwork.libcamera.org/cover/3335/mbox/", "series": [ { "id": 783, "url": "https://patchwork.libcamera.org/api/1.1/series/783/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=783", "date": "2020-03-26T16:08:12", "name": "libcamera: ipa_manager: Proxy open-source IPAs to a thread", "version": 1, "mbox": "https://patchwork.libcamera.org/series/783/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/covers/3335/comments/", "headers": { "Return-Path": "<niklas.soderlund@ragnatech.se>", "Received": [ "from vsp-unauthed02.binero.net (vsp-unauthed02.binero.net\n\t[195.74.38.227])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id F081C60414\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 26 Mar 2020 17:08:28 +0100 (CET)", "from bismarck.berto.se (p4fca2392.dip0.t-ipconnect.de\n\t[79.202.35.146]) by bin-vsp-out-03.atm.binero.net (Halon) with ESMTPA\n\tid fea325b9-6f7b-11ea-89d0-0050569116f7;\n\tThu, 26 Mar 2020 17:08:19 +0100 (CET)" ], "X-Halon-ID": "fea325b9-6f7b-11ea-89d0-0050569116f7", "Authorized-sender": "niklas@soderlund.pp.se", "From": "=?utf-8?q?Niklas_S=C3=B6derlund?= <niklas.soderlund@ragnatech.se>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Thu, 26 Mar 2020 17:08:12 +0100", "Message-Id": "<20200326160819.4088361-1-niklas.soderlund@ragnatech.se>", "X-Mailer": "git-send-email 2.25.1", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=UTF-8", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [RFCv2 0/7] libcamera: ipa_manager: Proxy\n\topen-source IPAs to a thread", "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>", "X-List-Received-Date": "Thu, 26 Mar 2020 16:08:29 -0000" }, "content": "Hello,\n\nThis is an RFC that tries to solve some issues discovered by testing \nLaurent's patch (7/7 in this series). The main change is to extend the \nIPAInterface with a start() and stop() method that can deal with things \nas starting threads or allocating resources needed by the IPA in tandem \nwith the camera start and stop.\n\nThe series is a mix of patches to the rkisp1 pipeline handler solving \nissues uncovered by running the IPA in a separate thread, adding the IPA \nstart() and stop() methods and integrating them with Laurent's work to \nrun open-source IPAs in a thread.\n\nLaurent Pinchart (1):\n libcamera: ipa_manager: Proxy open-source IPAs to a thread\n\nNiklas Söderlund (6):\n ipa: Add start() and stop() operations\n libcamera: pipeline: rkisp1: Queue parameters even if they are not\n ready\n libcamera: pipeline: rkisp1: Initialize IPA\n libcamera: pipeline: rkisp1: Do not try to process cancelled frames\n libcamera: pipeline: rkisp1: Call IPA start() and stop()\n libcamera: pipeline: vimc: Call IPA start() and stop()\n\n include/ipa/ipa_interface.h | 4 +\n include/ipa/ipa_vimc.h | 2 +\n src/ipa/libipa/ipa_interface_wrapper.cpp | 16 +++\n src/ipa/libipa/ipa_interface_wrapper.h | 2 +\n src/ipa/rkisp1/rkisp1.cpp | 2 +\n src/ipa/vimc/vimc.cpp | 20 +++\n src/libcamera/include/ipa_context_wrapper.h | 2 +\n src/libcamera/ipa_context_wrapper.cpp | 26 ++++\n src/libcamera/ipa_manager.cpp | 48 +++----\n src/libcamera/pipeline/rkisp1/rkisp1.cpp | 53 ++++++-\n src/libcamera/pipeline/vimc/vimc.cpp | 8 ++\n src/libcamera/proxy/ipa_proxy_linux.cpp | 2 +\n src/libcamera/proxy/ipa_proxy_thread.cpp | 144 ++++++++++++++++++++\n src/libcamera/proxy/meson.build | 1 +\n test/ipa/ipa_interface_test.cpp | 24 ++++\n test/ipa/ipa_wrappers_test.cpp | 25 +++-\n 16 files changed, 344 insertions(+), 35 deletions(-)\n create mode 100644 src/libcamera/proxy/ipa_proxy_thread.cpp" }