From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6EF312D5C6E for ; Mon, 25 Aug 2025 09:51:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.10 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756115490; cv=none; b=Q1GYIZgpWKc8HyeLa9IoLEH3HjVxYAVxTlH4BESgToM4z8B4wHEBSQieFOtDd4rlpNRS4N4C5hdt8s7vE2NoP8ENrPGAHcWmoJwEuq5Y4DTdSpxswHSpPPibd4ZKwNvl7RH3UpzznLTIlNw3yvh1TCXxwthl8yCAOVqImtc9X9E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756115490; c=relaxed/simple; bh=z3OT9BwgLZsjMCY3Dn5di2E7N0fRMlZdcarxvhWYZYk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=mBsOTVvtgOEl7UnSxCGxzF6ACOs9vZOPJH0owJYbNYYCefOPU6RA8PI8kvUavPkDC5BA59sDahNe0/DcF88EJW1y1DdN1ngnv5uGDBBvC9gFv+LQsVCuiMbCX58p/d8a26K0obtmXHPNh+q6gtRJJxDh4Fs6sGYPgSNG4ekox7c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=mSgtObte; arc=none smtp.client-ip=192.198.163.10 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="mSgtObte" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1756115489; x=1787651489; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=z3OT9BwgLZsjMCY3Dn5di2E7N0fRMlZdcarxvhWYZYk=; b=mSgtObtemSdAmGlo+sJxhegskiCkbyVHSEhdlIQ4W03A3AEucH4glr0S 0KtL/M5ehqlzppK+ARhz6ffcZ5R8V374H/2b7XaLUHaS+sQJpy/MYLjxY +Fg9LPt6cEnUflrFAWQwIjjuH0Af/6SMrkgqnzujX3ESRJUE4w+9QWSkY nedCOXLoNO33T3vm57ZKJQjlabF+zEqLqOJk/eAgV4lY1/0pfZ8Fq6uPv UT/F1nvor1T4eztCQ4hsmdcw1g4uaJ6r33CP5mdYUDb0+gxMQKBMuwRrS GdbiEu1oZL2Rr/ggLPzVWJOLeAbXKmwcHbG50sBIkMO92eHc5Fur8PPj6 A==; X-CSE-ConnectionGUID: SSt/8KXTTlazkYqchLfQnQ== X-CSE-MsgGUID: abaGqZ7zRTqmm0jO69gxLQ== X-IronPort-AV: E=McAfee;i="6800,10657,11532"; a="69695845" X-IronPort-AV: E=Sophos;i="6.17,312,1747724400"; d="scan'208";a="69695845" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by fmvoesa104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Aug 2025 02:51:27 -0700 X-CSE-ConnectionGUID: I9DVnCAITbiU7IiV8JxDWA== X-CSE-MsgGUID: Qhp4mYtGSm21gjI4o0ai6Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.17,312,1747724400"; d="scan'208";a="200195423" Received: from vpanait-mobl.ger.corp.intel.com (HELO kekkonen.fi.intel.com) ([10.245.245.7]) by orviesa002-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Aug 2025 02:51:20 -0700 Received: from punajuuri.localdomain (unknown [192.168.240.130]) by kekkonen.fi.intel.com (Postfix) with ESMTP id 4059F121FA8; Mon, 25 Aug 2025 12:51:08 +0300 (EEST) Received: from sailus by punajuuri.localdomain with local (Exim 4.98.2) (envelope-from ) id 1uqTr2-00000005aeK-0wKL; Mon, 25 Aug 2025 12:51:08 +0300 Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo From: Sakari Ailus To: linux-media@vger.kernel.org Cc: hans@jjverkuil.nl, laurent.pinchart@ideasonboard.com, Prabhakar , Kate Hsuan , Alexander Shiyan , Dave Stevenson , Tommaso Merciai , Umang Jain , Benjamin Mugnier , Sylvain Petinot , Christophe JAILLET , Julien Massot , Naushir Patuck , "Yan, Dongcheng" , "Cao, Bingbu" , "Qiu, Tian Shu" , "Wang, Hongju" , Stefan Klug , Mirela Rabulea , =?UTF-8?q?Andr=C3=A9=20Apitzsch?= , Heimir Thor Sverrisson , Kieran Bingham , Stanislaw Gruszka , Mehdi Djait , Ricardo Ribalda Delgado , Hans de Goede , Jacopo Mondi , Tomi Valkeinen Subject: [PATCH v11 14/66] media: Documentation: Refer to internal pads in metadata documentation Date: Mon, 25 Aug 2025 12:50:15 +0300 Message-ID: <20250825095107.1332313-15-sakari.ailus@linux.intel.com> X-Mailer: git-send-email 2.47.2 In-Reply-To: <20250825095107.1332313-1-sakari.ailus@linux.intel.com> References: <20250825095107.1332313-1-sakari.ailus@linux.intel.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Metadata is intended to be used with internal pads when it comes to the source of the data. Document this. Signed-off-by: Sakari Ailus --- Documentation/userspace-api/media/v4l/metafmt-generic.rst | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/Documentation/userspace-api/media/v4l/metafmt-generic.rst b/Documentation/userspace-api/media/v4l/metafmt-generic.rst index 39d529c910a8..e8824b5a65d6 100644 --- a/Documentation/userspace-api/media/v4l/metafmt-generic.rst +++ b/Documentation/userspace-api/media/v4l/metafmt-generic.rst @@ -7,12 +7,17 @@ V4L2_META_FMT_GENERIC_8 ('MET8'), V4L2_META_FMT_GENERIC_CSI2_10 ('MC1A'), V4L2_M Generic line-based metadata formats +.. _v4l2-format-generic-meta: Description =========== These generic line-based metadata formats define the memory layout of the data -without defining the format or meaning of the metadata itself. +without defining the format or meaning of the metadata itself. These formats may +only be used with a Media Controller pipeline where the more specific metadata +layout is reported by an :ref:`V4L2_CID_METADATA_LAYOUT control +` of the source sub-device. See also +:ref:`source routes `. .. _v4l2-meta-fmt-generic-8: -- 2.47.2