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{ "id": 15551, "url": "https://patchwork.libcamera.org/api/1.1/patches/15551/?format=api", "web_url": "https://patchwork.libcamera.org/patch/15551/", "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": "<20220325092555.1799897-2-kieran.bingham@ideasonboard.com>", "date": "2022-03-25T09:25:51", "name": "[libcamera-devel,v3,1/5] ipa: ipu3: af: Move constants to implementation", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "0183c0070886643abbd1dc1c62025a442338642b", "submitter": { "id": 4, "url": "https://patchwork.libcamera.org/api/1.1/people/4/?format=api", "name": "Kieran Bingham", "email": "kieran.bingham@ideasonboard.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/15551/mbox/", "series": [ { "id": 3000, "url": "https://patchwork.libcamera.org/api/1.1/series/3000/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=3000", "date": "2022-03-25T09:25:50", "name": "ipa: ipu3: af: Small improvements", "version": 3, "mbox": "https://patchwork.libcamera.org/series/3000/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/15551/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/15551/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 57671BD80A\n\tfor <parsemail@patchwork.libcamera.org>;\n\tFri, 25 Mar 2022 09:26:04 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 934DE604E6;\n\tFri, 25 Mar 2022 10:26:02 +0100 (CET)", "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id C72AC60136\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tFri, 25 Mar 2022 10:26:00 +0100 (CET)", "from Monstersaurus.ksquared.org.uk.beta.tailscale.net\n\t(cpc89244-aztw30-2-0-cust3082.18-1.cable.virginm.net [86.31.172.11])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 3DBBBA1B;\n\tFri, 25 Mar 2022 10:26:00 +0100 (CET)" ], "DKIM-Signature": [ "v=1; 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dkim=pass (1024-bit key; \n\tunprotected) header.d=ideasonboard.com\n\theader.i=@ideasonboard.com\n\theader.b=\"r0gJsfpx\"; dkim-atps=neutral", "To": "libcamera devel <libcamera-devel@lists.libcamera.org>,\n\tKate Hsuan <hpa@redhat.com>,\n\tJean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com>", "Date": "Fri, 25 Mar 2022 09:25:51 +0000", "Message-Id": "<20220325092555.1799897-2-kieran.bingham@ideasonboard.com>", "X-Mailer": "git-send-email 2.32.0", "In-Reply-To": "<20220325092555.1799897-1-kieran.bingham@ideasonboard.com>", "References": "<20220325092555.1799897-1-kieran.bingham@ideasonboard.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH v3 1/5] ipa: ipu3: af: Move constants to\n\timplementation", "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": "Kieran Bingham via libcamera-devel\n\t<libcamera-devel@lists.libcamera.org>", "Reply-To": "Kieran Bingham <kieran.bingham@ideasonboard.com>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "A selection of constants are imported from ChromiumOS.\n\nMove these out of the header, and simplify their documentation. Further\nmore, add a direct reference to the location they were obtained from.\n\nReviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\nSigned-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>\n---\n src/ipa/ipu3/algorithms/af.cpp | 73 ++++++++++------------------------\n src/ipa/ipu3/algorithms/af.h | 11 -----\n 2 files changed, 22 insertions(+), 62 deletions(-)", "diff": "diff --git a/src/ipa/ipu3/algorithms/af.cpp b/src/ipa/ipu3/algorithms/af.cpp\nindex 0170a3728892..634d0f2e3176 100644\n--- a/src/ipa/ipu3/algorithms/af.cpp\n+++ b/src/ipa/ipu3/algorithms/af.cpp\n@@ -29,59 +29,30 @@\n * \\file af.h\n */\n \n-/**\n- * \\var kAfMinGridWidth\n- * \\brief the minimum width of AF grid.\n- * The minimum grid horizontal dimensions.\n- */\n-\n-/**\n- * \\var kAfMinGridHeight\n- * \\brief the minimum height of AF grid.\n- * The minimum grid vertical dimensions.\n- */\n-\n-/**\n- * \\var kAfMaxGridWidth\n- * \\brief the maximum width of AF grid.\n- * The maximum grid horizontal dimensions.\n- */\n-\n-/**\n- * \\var kAfMaxGridHeight\n- * \\brief The maximum height of AF grid.\n- * The maximum grid vertical dimensions.\n- */\n-\n-/**\n- * \\var kAfMinGridBlockWidth\n- * \\brief The minimum block size of the width.\n- * The minimum value of Log2 of the width of the grid cell.\n- */\n-\n-/**\n- * \\var kAfMinGridBlockHeight\n- * \\brief The minimum block size of the height.\n- * The minimum value of Log2 of the height of the grid cell.\n- */\n-\n-/**\n- * \\def kAfMaxGridBlockWidth\n- * \\brief The maximum block size of the width.\n- * The maximum value of Log2 of the width of the grid cell.\n- */\n-\n-/**\n- * \\var kAfMaxGridBlockHeight\n- * \\brief The maximum block size of the height.\n- * The maximum value of Log2 of the height of the grid cell.\n+/*\n+ * Static variables from ChromiumOS Intel Camera HAL and ia_imaging library:\n+ * - https://chromium.googlesource.com/chromiumos/platform/arc-camera/+/master/hal/intel/psl/ipu3/statsConverter/ipu3-stats.h\n+ * - https://chromium.googlesource.com/chromiumos/platform/camera/+/refs/heads/main/hal/intel/ipu3/include/ia_imaging/af_public.h\n */\n \n-/**\n- * \\var kAfDefaultHeightPerSlice\n- * \\brief The default number of blocks in vertical axis per slice.\n- * The number of blocks in vertical axis per slice.\n- */\n+/** The minimum horizontal grid dimension. */\n+static constexpr uint8_t kAfMinGridWidth = 16;\n+/** The minimum vertical grid dimension. */\n+static constexpr uint8_t kAfMinGridHeight = 16;\n+/** The maximum horizontal grid dimension. */\n+static constexpr uint8_t kAfMaxGridWidth = 32;\n+/** The maximum vertical grid dimension. */\n+static constexpr uint8_t kAfMaxGridHeight = 24;\n+/** The minimum value of Log2 of the width of the grid cell. */\n+static constexpr uint16_t kAfMinGridBlockWidth = 4;\n+/** The minimum value of Log2 of the height of the grid cell. */\n+static constexpr uint16_t kAfMinGridBlockHeight = 3;\n+/** The maximum value of Log2 of the width of the grid cell. */\n+static constexpr uint16_t kAfMaxGridBlockWidth = 6;\n+/** The maximum value of Log2 of the height of the grid cell. */\n+static constexpr uint16_t kAfMaxGridBlockHeight = 6;\n+/** The number of blocks in vertical axis per slice. */\n+static constexpr uint16_t kAfDefaultHeightPerSlice = 2;\n \n namespace libcamera {\n \ndiff --git a/src/ipa/ipu3/algorithms/af.h b/src/ipa/ipu3/algorithms/af.h\nindex 13c7e0e877fd..906f2843dd49 100644\n--- a/src/ipa/ipu3/algorithms/af.h\n+++ b/src/ipa/ipu3/algorithms/af.h\n@@ -15,17 +15,6 @@\n \n #include \"algorithm.h\"\n \n-/* Static variables from repo of chromium */\n-static constexpr uint8_t kAfMinGridWidth = 16;\n-static constexpr uint8_t kAfMinGridHeight = 16;\n-static constexpr uint8_t kAfMaxGridWidth = 32;\n-static constexpr uint8_t kAfMaxGridHeight = 24;\n-static constexpr uint16_t kAfMinGridBlockWidth = 4;\n-static constexpr uint16_t kAfMinGridBlockHeight = 3;\n-static constexpr uint16_t kAfMaxGridBlockWidth = 6;\n-static constexpr uint16_t kAfMaxGridBlockHeight = 6;\n-static constexpr uint16_t kAfDefaultHeightPerSlice = 2;\n-\n namespace libcamera {\n \n namespace ipa::ipu3::algorithms {\n", "prefixes": [ "libcamera-devel", "v3", "1/5" ] }