From patchwork Thu Sep 14 15:06:48 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicolas Dufresne X-Patchwork-Id: 13385594 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 115E3EEAA4E for ; Thu, 14 Sep 2023 15:07:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240735AbjINPHs (ORCPT ); Thu, 14 Sep 2023 11:07:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33390 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240748AbjINPHp (ORCPT ); Thu, 14 Sep 2023 11:07:45 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e5ab]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9131C1FDC; Thu, 14 Sep 2023 08:07:41 -0700 (PDT) Received: from whitebuilder.lan (unknown [IPv6:2606:6d00:15:bae9::c73]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: nicolas) by madras.collabora.co.uk (Postfix) with ESMTPSA id 86F33660734A; Thu, 14 Sep 2023 16:07:39 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1694704060; bh=BPugKkNBgf1YBf9yRnKNsGKQzDLc0irbpk9bgkgeaHI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=aYvz0UsyRSgAzXnKQNmj8etXWDX28i+xdHMyhlv77lQBOuYgt1QJtiJ47HBEtBluU /revLxhv5nzbUlK3JCmor28S6M63lPwrschrn2LoxjF6Bh/AR04g/tGrvX5VDHbtQG 8BorSdRlj7+t0sppDo7z9A812PVdTIHCSxxDIH/AEpyzBKsA4/6Oqo8OFSglNO/m9X 4cXthznYHQ14Bhvi3wNZTmL4QFT8qzOPk49jFf2k3YdT2QyJamgjE/V2qOPj7wmh6c ObTRNqGr6yMaztL+lEpOGOsgrmG8IUMkdLzigHBLVxoGV/EkXoTmVcg81R8W+PooRs waquA3//hmcgQ== From: Nicolas Dufresne To: Mauro Carvalho Chehab Cc: kernel@collabora.com, Nicolas Dufresne , linux-media@vger.kernel.org, Andrzej Pietrasiewicz , linux-kernel@vger.kernel.org Subject: [PATCH v2 2/5] docs: uapi: media: Move NV12_10BE_8L128 to NV15 section Date: Thu, 14 Sep 2023 11:06:48 -0400 Message-Id: <20230914150651.3114134-3-nicolas.dufresne@collabora.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230914150651.3114134-1-nicolas.dufresne@collabora.com> References: <20230914150651.3114134-1-nicolas.dufresne@collabora.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org This is a 15 bits per pixel (or packed 10 bit format), so move it into the relevant section. Signed-off-by: Nicolas Dufresne Reviewed-by: Andrzej Pietrasiewicz --- .../media/v4l/pixfmt-yuv-planar.rst | 36 ++++++++++--------- 1 file changed, 19 insertions(+), 17 deletions(-) diff --git a/Documentation/userspace-api/media/v4l/pixfmt-yuv-planar.rst b/Documentation/userspace-api/media/v4l/pixfmt-yuv-planar.rst index fb826923ff1d6..1d43532095c07 100644 --- a/Documentation/userspace-api/media/v4l/pixfmt-yuv-planar.rst +++ b/Documentation/userspace-api/media/v4l/pixfmt-yuv-planar.rst @@ -295,8 +295,6 @@ of the luma plane. .. _V4L2-PIX-FMT-NV12-32L32: .. _V4L2-PIX-FMT-NV12M-8L128: .. _V4L2-PIX-FMT-NV12-8L128: -.. _V4L2-PIX-FMT-NV12M-10BE-8L128: -.. _V4L2-PIX-FMT-NV12-10BE-8L128: .. _V4L2-PIX-FMT-MM21: Tiled NV12 @@ -361,6 +359,25 @@ The layouts of the luma and chroma planes are identical. ``V4L2_PIX_FMT_NV12_8L128`` is similar to ``V4L2_PIX_FMT_NV12M_8L128`` but stores two planes in one memory. +``V4L2_PIX_FMT_MM21`` store luma pixel in 16x32 tiles, and chroma pixels +in 16x16 tiles. The line stride must be aligned to a multiple of 16 and the +image height must be aligned to a multiple of 32. The number of luma and chroma +tiles are identical, even though the tile size differ. The image is formed of +two non-contiguous planes. + + +.. _V4L2-PIX-FMT-NV15-4L4: +.. _V4L2-PIX-FMT-NV12M-10BE-8L128: +.. _V4L2-PIX-FMT-NV12-10BE-8L128: + +Tiled NV15 +---------- + +``V4L2_PIX_FMT_NV15_4L4`` Semi-planar 10-bit YUV 4:2:0 formats, using 4x4 tiling. +All components are packed without any padding between each other. +As a side-effect, each group of 4 components are stored over 5 bytes +(YYYY or UVUV = 4 * 10 bits = 40 bits = 5 bytes). + ``V4L2_PIX_FMT_NV12M_10BE_8L128`` is similar to ``V4L2_PIX_FMT_NV12M`` but stores 10 bits pixels in 2D 8x128 tiles, and stores tiles linearly in memory. the data is arranged in big endian order. @@ -379,21 +396,6 @@ byte 4: Y3(bits 7-0) ``V4L2_PIX_FMT_NV12_10BE_8L128`` is similar to ``V4L2_PIX_FMT_NV12M_10BE_8L128`` but stores two planes in one memory. -``V4L2_PIX_FMT_MM21`` store luma pixel in 16x32 tiles, and chroma pixels -in 16x16 tiles. The line stride must be aligned to a multiple of 16 and the -image height must be aligned to a multiple of 32. The number of luma and chroma -tiles are identical, even though the tile size differ. The image is formed of -two non-contiguous planes. - -.. _V4L2-PIX-FMT-NV15-4L4: - -Tiled NV15 ----------- - -Semi-planar 10-bit YUV 4:2:0 formats, using 4x4 tiling. -All components are packed without any padding between each other. -As a side-effect, each group of 4 components are stored over 5 bytes -(YYYY or UVUV = 4 * 10 bits = 40 bits = 5 bytes). .. _V4L2-PIX-FMT-NV16: .. _V4L2-PIX-FMT-NV61: