From patchwork Thu May 19 07:11:46 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 12854563 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 D2AEEC433EF for ; Thu, 19 May 2022 07:12:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234599AbiESHM1 (ORCPT ); Thu, 19 May 2022 03:12:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45328 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234527AbiESHMP (ORCPT ); Thu, 19 May 2022 03:12:15 -0400 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [46.235.227.227]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 31C3B5DA3A; Thu, 19 May 2022 00:11:55 -0700 (PDT) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: benjamin.gaignard) with ESMTPSA id 4369D1F4565F DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1652944313; bh=OEcTyTvXeWneBi8GvH9jsIAxafQtn5PH2MYUYrWug2Q=; h=From:To:Cc:Subject:Date:From; b=Cxf3+0ccgabzfMua9Rv0yMGRSD7g3lbSqVGAssBI1p7bDyreKENNItr8zEO6dLo3V LKJhyaYazYAn3fP5CsUfXQJUaAWXICsIXDNbl1MkFBUm2/6xKxeOhvuF9VhRpI2XS7 6OH/qUZ58KQsrBl4ksLnyaHLaQx/iY6hfZzSKD8odBDjgzmod0tcFQRznLumOBS7TX AU4HSX+IYWvHKHyh7FbakEz8nYDdhYR7hl+V8vTxJgybLr5URV0waQ3kbU20aofR5D MvwHYJR/n9wEpSZYxIxKWkXmVRSre8/ofc9Kx51n3PqJ/ztC96mQgbV7PdK2V70Abx tzHDE0XM9iV0Q== From: Benjamin Gaignard To: ezequiel@vanguardiasur.com.ar, p.zabel@pengutronix.de, mchehab@kernel.org, gregkh@linuxfoundation.org, shawnguo@kernel.org, s.hauer@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, heiko@sntech.de, wens@csie.org, jernej.skrabec@gmail.com, samuel@sholland.org Cc: kernel@pengutronix.de, linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, kernel@collabora.com, Benjamin Gaignard , Nicolas Dufresne Subject: [PATCH v6] media: Add P010 video format Date: Thu, 19 May 2022 09:11:46 +0200 Message-Id: <20220519071146.76119-1-benjamin.gaignard@collabora.com> X-Mailer: git-send-email 2.32.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org P010 is a YUV format with 10-bits per component with interleaved UV. Signed-off-by: Benjamin Gaignard Acked-by: Nicolas Dufresne --- version 6: - Replace 'pixel' per 'component' in commit message and fourcc description version 5: - Fix commit message - Fix fourcc comment version 4: - Fix 10-bits per components wording. version 3: - remove LE suffix - rebased on media_tree_master branch .../media/v4l/pixfmt-yuv-planar.rst | 54 +++++++++++++++++++ drivers/media/v4l2-core/v4l2-common.c | 1 + drivers/media/v4l2-core/v4l2-ioctl.c | 1 + include/uapi/linux/videodev2.h | 1 + 4 files changed, 57 insertions(+) diff --git a/Documentation/userspace-api/media/v4l/pixfmt-yuv-planar.rst b/Documentation/userspace-api/media/v4l/pixfmt-yuv-planar.rst index 8dff5906639b..a900ff66911a 100644 --- a/Documentation/userspace-api/media/v4l/pixfmt-yuv-planar.rst +++ b/Documentation/userspace-api/media/v4l/pixfmt-yuv-planar.rst @@ -109,6 +109,13 @@ All components are stored with the same number of bits per component. - Cb, Cr - No - 16x16 tiles + * - V4L2_PIX_FMT_P010 + - 'P010' + - 10 + - 4:2:0 + - Cb, Cr + - Yes + - Linear * - V4L2_PIX_FMT_NV16 - 'NV16' - 8 @@ -171,6 +178,7 @@ horizontally. .. _V4L2-PIX-FMT-NV21: .. _V4L2-PIX-FMT-NV12M: .. _V4L2-PIX-FMT-NV21M: +.. _V4L2-PIX-FMT-P010: NV12, NV21, NV12M and NV21M --------------------------- @@ -519,6 +527,52 @@ number of lines as the luma plane. - Cb\ :sub:`33` - Cr\ :sub:`33` +.. _V4L2_PIX_FMT_P010: + +P010 +---- + +Like NV12 with 10 bits per component, expanded to 16 bits. +Data in the 10 high bits, zeros in the 6 low bits, arranged in little endian order. + +.. flat-table:: Sample 4x4 P010 Image + :header-rows: 0 + :stub-columns: 0 + + * - start + 0: + - Y'\ :sub:`00` + - Y'\ :sub:`01` + - Y'\ :sub:`02` + - Y'\ :sub:`03` + * - start + 8: + - Y'\ :sub:`10` + - Y'\ :sub:`11` + - Y'\ :sub:`12` + - Y'\ :sub:`13` + * - start + 16: + - Y'\ :sub:`20` + - Y'\ :sub:`21` + - Y'\ :sub:`22` + - Y'\ :sub:`23` + * - start + 24: + - Y'\ :sub:`30` + - Y'\ :sub:`31` + - Y'\ :sub:`32` + - Y'\ :sub:`33` + * - start + 32: + - Cb\ :sub:`00` + - Cr\ :sub:`00` + - Cb\ :sub:`01` + - Cr\ :sub:`01` + * - start + 40: + - Cb\ :sub:`10` + - Cr\ :sub:`10` + - Cb\ :sub:`11` + - Cr\ :sub:`11` + +.. raw:: latex + + \endgroup Fully Planar YUV Formats ======================== diff --git a/drivers/media/v4l2-core/v4l2-common.c b/drivers/media/v4l2-core/v4l2-common.c index df34b2a283bc..1e38ad8906a2 100644 --- a/drivers/media/v4l2-core/v4l2-common.c +++ b/drivers/media/v4l2-core/v4l2-common.c @@ -266,6 +266,7 @@ const struct v4l2_format_info *v4l2_format_info(u32 format) { .format = V4L2_PIX_FMT_NV61, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 1 }, { .format = V4L2_PIX_FMT_NV24, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 1, .vdiv = 1 }, { .format = V4L2_PIX_FMT_NV42, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 1, .vdiv = 1 }, + { .format = V4L2_PIX_FMT_P010, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 2, .bpp = { 2, 2, 0, 0 }, .hdiv = 2, .vdiv = 1 }, { .format = V4L2_PIX_FMT_YUV410, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 4, .vdiv = 4 }, { .format = V4L2_PIX_FMT_YVU410, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 3, .bpp = { 1, 1, 1, 0 }, .hdiv = 4, .vdiv = 4 }, diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index e2636539c9db..536aaeb4df82 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -1305,6 +1305,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt) case V4L2_PIX_FMT_NV61: descr = "Y/CrCb 4:2:2"; break; case V4L2_PIX_FMT_NV24: descr = "Y/CbCr 4:4:4"; break; case V4L2_PIX_FMT_NV42: descr = "Y/CrCb 4:4:4"; break; + case V4L2_PIX_FMT_P010: descr = "10-bit Y/CrCb 4:2:0"; break; case V4L2_PIX_FMT_NV12_4L4: descr = "Y/CbCr 4:2:0 (4x4 Linear)"; break; case V4L2_PIX_FMT_NV12_16L16: descr = "Y/CbCr 4:2:0 (16x16 Linear)"; break; case V4L2_PIX_FMT_NV12_32L32: descr = "Y/CbCr 4:2:0 (32x32 Linear)"; break; diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h index 6d465dc443b7..77bc9e85b8f8 100644 --- a/include/uapi/linux/videodev2.h +++ b/include/uapi/linux/videodev2.h @@ -601,6 +601,7 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */ #define V4L2_PIX_FMT_NV24 v4l2_fourcc('N', 'V', '2', '4') /* 24 Y/CbCr 4:4:4 */ #define V4L2_PIX_FMT_NV42 v4l2_fourcc('N', 'V', '4', '2') /* 24 Y/CrCb 4:4:4 */ +#define V4L2_PIX_FMT_P010 v4l2_fourcc('P', '0', '1', '0') /* 24 Y/CbCr 4:2:0 10-bit per component */ /* two non contiguous planes - one Y, one Cr + Cb interleaved */ #define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */