From patchwork Mon Aug 17 08:58:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanimir Varbanov X-Patchwork-Id: 11717307 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 35B52109B for ; Mon, 17 Aug 2020 08:59:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 15A51206C0 for ; Mon, 17 Aug 2020 08:59:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="ggP3x2Kb" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728152AbgHQI7U (ORCPT ); Mon, 17 Aug 2020 04:59:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58008 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726930AbgHQI7T (ORCPT ); Mon, 17 Aug 2020 04:59:19 -0400 Received: from mail-wr1-x441.google.com (mail-wr1-x441.google.com [IPv6:2a00:1450:4864:20::441]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B51D9C061389 for ; Mon, 17 Aug 2020 01:59:18 -0700 (PDT) Received: by mail-wr1-x441.google.com with SMTP id r2so14155850wrs.8 for ; Mon, 17 Aug 2020 01:59:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id; bh=Jdr7HG0I+BWc3UfIli5Unc2Xw8mJlIZM3+wr92pTL+Q=; b=ggP3x2KbPgJvf3ElMuqNvM2/4ujwMxF5id0JY5GtBhqdHn9xgkL32MKe3Jpb5e5Z33 M8qU6uDMkQONjSiYJ4J2DPo+OS2an3lViX7IMXunQG8h3RdDDeacBn31ZfydREdry7ho uPd9dkxOPFT+DWttd4BxWXEJRyG9Ph6y6JQ5pg+FLT0B/pv49RVAXZh53LnJIw8oH1PW rN31FCTa/tm0Iz9kCPKYRL1y02FgGAU/yYpA3TbV2RjYeoEVIBoHQ0ZGeQEXbWShm6rq XEh5KDhtvId38eD6LoILxn8+bPJTHeSaIrkn/XIvL5/la9qo8+Ld4cTyqPcES0QncyPR Kbng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=Jdr7HG0I+BWc3UfIli5Unc2Xw8mJlIZM3+wr92pTL+Q=; b=bBe+kE1P30a5/5wFQ69bDkXYJMMCrmKXDqcvwDohMSc5RHjeTYzJt12tZ39Ot7gLpv 4hFLcSxxP6EWWDnV4kGHJevomp05WOVw94IpeGYZinyEmAy1m5fpxzafHkkgXJtkiQDC zZ7w373hCjmmNXuwG3hSdLoK3H9hb2dg5r/qb/m34XGYBj6jIMc2pTxK+Y347iAZ7VS5 9tfvctyJ4IwJGPHp7rGeOKfS/GR0X+ppCKnNWlwh18NfQuxid6v7bm1A5EnBRG5A2UUy 51goVmzhIJPVQyduJqBSGSkssX0sp3+5tS+wu07AttXn0rE2zoYBRhe57CRruYNmjFEq OG0Q== X-Gm-Message-State: AOAM532ruGKYsvV8p64Sx1+fp9eMAVy2wXHobbbstIoNUfc61qPLw4x8 E0RqcWJb9r6rOLmaBSw8kPJpwp7jEieoKCq9 X-Google-Smtp-Source: ABdhPJzVkyM8/q4NPkgLATpzzXOY7f2bMYtgtvyz2/FwWFcC+myOFqG7+SqccStg6rIjtSK9jIG2Yg== X-Received: by 2002:adf:c981:: with SMTP id f1mr14181945wrh.14.1597654757224; Mon, 17 Aug 2020 01:59:17 -0700 (PDT) Received: from localhost.localdomain ([195.24.90.54]) by smtp.gmail.com with ESMTPSA id z127sm29439883wme.44.2020.08.17.01.59.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 17 Aug 2020 01:59:16 -0700 (PDT) From: Stanimir Varbanov To: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Hans Verkuil , Mauro Carvalho Chehab , Nicolas Dufresne , Paul Kocialkowski , Philipp Zabel , Stanimir Varbanov Subject: [PATCH v2] v4l2-ctrl: Add VP9 codec levels Date: Mon, 17 Aug 2020 11:58:52 +0300 Message-Id: <20200817085852.20415-1-stanimir.varbanov@linaro.org> X-Mailer: git-send-email 2.17.1 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Add menu control for VP9 codec levels. A total of 14 levels are defined for Profile 0 (8bit) and Profile 2 (10bit). Each level is a set of constrained bitstreams coded with targeted resolutions, frame rates, and bitrates. The definitions have been taken from webm project [1]. [1] https://www.webmproject.org/vp9/levels/ Signed-off-by: Stanimir Varbanov Reviewed-by: Nicolas Dufresne --- v2: Added links to webmproject in commit message and docs. .../media/v4l/ext-ctrls-codec.rst | 43 +++++++++++++++++++ drivers/media/v4l2-core/v4l2-ctrls.c | 21 +++++++++ include/uapi/linux/v4l2-controls.h | 17 ++++++++ 3 files changed, 81 insertions(+) diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst index d0d506a444b1..23a45172404a 100644 --- a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst +++ b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst @@ -3316,6 +3316,49 @@ enum v4l2_mpeg_video_vp9_profile - * - ``V4L2_MPEG_VIDEO_VP9_PROFILE_3`` - Profile 3 +.. _v4l2-mpeg-video-vp9-level: + +``V4L2_CID_MPEG_VIDEO_VP9_LEVEL (enum)`` + +enum v4l2_mpeg_video_vp9_level - + This control allows selecting the level for VP9 encoder. + This is also used to enumerate supported levels by VP9 encoder or decoder. + More information can be found at + `webmproject `__. Possible values are: + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + + * - ``V4L2_MPEG_VIDEO_VP9_LEVEL_1_0`` + - Level 1 + * - ``V4L2_MPEG_VIDEO_VP9_LEVEL_1_1`` + - Level 1.1 + * - ``V4L2_MPEG_VIDEO_VP9_LEVEL_2_0`` + - Level 2 + * - ``V4L2_MPEG_VIDEO_VP9_LEVEL_2_1`` + - Level 2.1 + * - ``V4L2_MPEG_VIDEO_VP9_LEVEL_3_0`` + - Level 3 + * - ``V4L2_MPEG_VIDEO_VP9_LEVEL_3_1`` + - Level 3.1 + * - ``V4L2_MPEG_VIDEO_VP9_LEVEL_4_0`` + - Level 4 + * - ``V4L2_MPEG_VIDEO_VP9_LEVEL_4_1`` + - Level 4.1 + * - ``V4L2_MPEG_VIDEO_VP9_LEVEL_5_0`` + - Level 5 + * - ``V4L2_MPEG_VIDEO_VP9_LEVEL_5_1`` + - Level 5.1 + * - ``V4L2_MPEG_VIDEO_VP9_LEVEL_5_2`` + - Level 5.2 + * - ``V4L2_MPEG_VIDEO_VP9_LEVEL_6_0`` + - Level 6 + * - ``V4L2_MPEG_VIDEO_VP9_LEVEL_6_1`` + - Level 6.1 + * - ``V4L2_MPEG_VIDEO_VP9_LEVEL_6_2`` + - Level 6.2 + High Efficiency Video Coding (HEVC/H.265) Control Reference =========================================================== diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c index 3f3fbcd60cc6..359dc737053d 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls.c +++ b/drivers/media/v4l2-core/v4l2-ctrls.c @@ -474,6 +474,23 @@ const char * const *v4l2_ctrl_get_menu(u32 id) "3", NULL, }; + static const char * const vp9_level[] = { + "1", + "1.1", + "2", + "2.1", + "3", + "3.1", + "4", + "4.1", + "5", + "5.1", + "5.2", + "6", + "6.1", + "6.2", + NULL, + }; static const char * const flash_led_mode[] = { "Off", @@ -685,6 +702,8 @@ const char * const *v4l2_ctrl_get_menu(u32 id) return vp8_profile; case V4L2_CID_MPEG_VIDEO_VP9_PROFILE: return vp9_profile; + case V4L2_CID_MPEG_VIDEO_VP9_LEVEL: + return vp9_level; case V4L2_CID_JPEG_CHROMA_SUBSAMPLING: return jpeg_chroma_subsampling; case V4L2_CID_DV_TX_MODE: @@ -938,6 +957,7 @@ const char *v4l2_ctrl_get_name(u32 id) case V4L2_CID_MPEG_VIDEO_VPX_P_FRAME_QP: return "VPX P-Frame QP Value"; case V4L2_CID_MPEG_VIDEO_VP8_PROFILE: return "VP8 Profile"; case V4L2_CID_MPEG_VIDEO_VP9_PROFILE: return "VP9 Profile"; + case V4L2_CID_MPEG_VIDEO_VP9_LEVEL: return "VP9 Level"; case V4L2_CID_MPEG_VIDEO_VP8_FRAME_HEADER: return "VP8 Frame Header"; /* HEVC controls */ @@ -1294,6 +1314,7 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type, case V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_SEL: case V4L2_CID_MPEG_VIDEO_VP8_PROFILE: case V4L2_CID_MPEG_VIDEO_VP9_PROFILE: + case V4L2_CID_MPEG_VIDEO_VP9_LEVEL: case V4L2_CID_DETECT_MD_MODE: case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE: case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL: diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h index 62271418c1be..1b0bc79c1bc3 100644 --- a/include/uapi/linux/v4l2-controls.h +++ b/include/uapi/linux/v4l2-controls.h @@ -650,6 +650,23 @@ enum v4l2_mpeg_video_vp9_profile { V4L2_MPEG_VIDEO_VP9_PROFILE_2 = 2, V4L2_MPEG_VIDEO_VP9_PROFILE_3 = 3, }; +#define V4L2_CID_MPEG_VIDEO_VP9_LEVEL (V4L2_CID_MPEG_BASE+513) +enum v4l2_mpeg_video_vp9_level { + V4L2_MPEG_VIDEO_VP9_LEVEL_1_0 = 0, + V4L2_MPEG_VIDEO_VP9_LEVEL_1_1 = 1, + V4L2_MPEG_VIDEO_VP9_LEVEL_2_0 = 2, + V4L2_MPEG_VIDEO_VP9_LEVEL_2_1 = 3, + V4L2_MPEG_VIDEO_VP9_LEVEL_3_0 = 4, + V4L2_MPEG_VIDEO_VP9_LEVEL_3_1 = 5, + V4L2_MPEG_VIDEO_VP9_LEVEL_4_0 = 6, + V4L2_MPEG_VIDEO_VP9_LEVEL_4_1 = 7, + V4L2_MPEG_VIDEO_VP9_LEVEL_5_0 = 8, + V4L2_MPEG_VIDEO_VP9_LEVEL_5_1 = 9, + V4L2_MPEG_VIDEO_VP9_LEVEL_5_2 = 10, + V4L2_MPEG_VIDEO_VP9_LEVEL_6_0 = 11, + V4L2_MPEG_VIDEO_VP9_LEVEL_6_1 = 12, + V4L2_MPEG_VIDEO_VP9_LEVEL_6_2 = 13, +}; /* CIDs for HEVC encoding. */