From patchwork Thu Oct 5 13:37:05 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hugues FRUCHET X-Patchwork-Id: 13410418 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 B16E2E7AD44 for ; Thu, 5 Oct 2023 16:33:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231175AbjJEQce (ORCPT ); Thu, 5 Oct 2023 12:32:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60382 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232524AbjJEQcV (ORCPT ); Thu, 5 Oct 2023 12:32:21 -0400 Received: from mx07-00178001.pphosted.com (mx07-00178001.pphosted.com [185.132.182.106]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9F70B5C695 for ; Thu, 5 Oct 2023 07:50:50 -0700 (PDT) Received: from pps.filterd (m0288072.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.17.1.22/8.17.1.22) with ESMTP id 395C5OJ5014192; Thu, 5 Oct 2023 15:37:32 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding:content-type; s= selector1; bh=z7mZwxfo000nV9RjYsAl7O2aw4iXhCX5I97+YBsYwPk=; b=6g VeJ9N9r2gM9fUz0oml/1fh6Nrl/ngaTS6jHSEed0gb+Zco0HuqsR0tVUTKrucZRj bwkwhroeVL/lRg/jVWtekaqILtmYKF62ZYgb5m9LDbW8fXUEtpkwn8DrECST7ddR 0xAP+FKEXmbzTyunRc5pwyU2puMm1sADzXPa7gA+VzyTsVvd+CGJU9+oWOcaUB4A 9G5gKAhEOoS1XqM7lApL8hQqfAzdq+TnTh7tx0s7pH0fpJZ0C7xPjHPvPC5KxKgg EZ+/ZJw2Xc/4g4P8eLGSZiz+4ukPQ+SOFHpibNXvCaN/ZiuoJGLgVPKyc/9MM8SQ koZ5ihKnE5eiuteJldBA== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com (PPS) with ESMTPS id 3thvu4gcd2-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 05 Oct 2023 15:37:32 +0200 (MEST) Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id F2C9310005D; Thu, 5 Oct 2023 15:37:31 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node1.st.com [10.75.129.69]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id E886324AAE8; Thu, 5 Oct 2023 15:37:31 +0200 (CEST) Received: from localhost (10.201.20.120) by SHFDAG1NODE1.st.com (10.75.129.69) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.27; Thu, 5 Oct 2023 15:37:31 +0200 From: Hugues Fruchet To: Ezequiel Garcia , Philipp Zabel , Andrzej Pietrasiewicz , Nicolas Dufresne , Sakari Ailus , Benjamin Gaignard , Laurent Pinchart , Daniel Almeida , Benjamin Mugnier , Heiko Stuebner , Mauro Carvalho Chehab , Hans Verkuil , , , CC: Hugues Fruchet , Marco Felsch , Adam Ford Subject: [RFC v2 1/6] media: uapi: Add VP8 stateless encoder controls Date: Thu, 5 Oct 2023 15:37:05 +0200 Message-ID: <20231005133710.3589080-2-hugues.fruchet@foss.st.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231005133710.3589080-1-hugues.fruchet@foss.st.com> References: <20231005133710.3589080-1-hugues.fruchet@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.201.20.120] X-ClientProxiedBy: SHFCAS1NODE1.st.com (10.75.129.72) To SHFDAG1NODE1.st.com (10.75.129.69) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.980,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-10-05_08,2023-10-05_01,2023-05-22_02 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Andrzej Pietrasiewicz Add uAPI for stateless VP8 encoders. Signed-off-by: Andrzej Pietrasiewicz --- drivers/media/v4l2-core/v4l2-ctrls-core.c | 13 ++++ drivers/media/v4l2-core/v4l2-ctrls-defs.c | 5 ++ include/media/v4l2-ctrls.h | 2 + include/uapi/linux/v4l2-controls.h | 91 +++++++++++++++++++++++ include/uapi/linux/videodev2.h | 3 + 5 files changed, 114 insertions(+) diff --git a/drivers/media/v4l2-core/v4l2-ctrls-core.c b/drivers/media/v4l2-core/v4l2-ctrls-core.c index a662fb60f73f..c7799ceb3d6d 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls-core.c +++ b/drivers/media/v4l2-core/v4l2-ctrls-core.c @@ -811,6 +811,7 @@ static int std_validate_compound(const struct v4l2_ctrl *ctrl, u32 idx, struct v4l2_ctrl_hevc_pps *p_hevc_pps; struct v4l2_ctrl_hdr10_mastering_display *p_hdr10_mastering; struct v4l2_ctrl_hevc_decode_params *p_hevc_decode_params; + struct v4l2_ctrl_vp8_encode_params *p_vp8_encode_params; struct v4l2_area *area; void *p = ptr.p + idx * ctrl->elem_size; unsigned int i; @@ -1047,6 +1048,15 @@ static int std_validate_compound(const struct v4l2_ctrl *ctrl, u32 idx, zero_padding(p_vp8_frame->coder_state); break; + case V4L2_CTRL_TYPE_VP8_ENCODE_PARAMS: + p_vp8_encode_params = p; + if (p_vp8_encode_params->loop_filter_level > 63) + return -EINVAL; + + if (p_vp8_encode_params->sharpness_level > 7) + return -EINVAL; + break; + case V4L2_CTRL_TYPE_HEVC_SPS: p_hevc_sps = p; @@ -1868,6 +1878,9 @@ static struct v4l2_ctrl *v4l2_ctrl_new(struct v4l2_ctrl_handler *hdl, case V4L2_CTRL_TYPE_AREA: elem_size = sizeof(struct v4l2_area); break; + case V4L2_CTRL_TYPE_VP8_ENCODE_PARAMS: + elem_size = sizeof(struct v4l2_ctrl_vp8_encode_params); + break; default: if (type < V4L2_CTRL_COMPOUND_TYPES) elem_size = sizeof(s32); diff --git a/drivers/media/v4l2-core/v4l2-ctrls-defs.c b/drivers/media/v4l2-core/v4l2-ctrls-defs.c index 8696eb1cdd61..bd26f1d89bd5 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls-defs.c +++ b/drivers/media/v4l2-core/v4l2-ctrls-defs.c @@ -1236,6 +1236,8 @@ const char *v4l2_ctrl_get_name(u32 id) case V4L2_CID_STATELESS_AV1_TILE_GROUP_ENTRY: return "AV1 Tile Group Entry"; case V4L2_CID_STATELESS_AV1_FRAME: return "AV1 Frame Parameters"; case V4L2_CID_STATELESS_AV1_FILM_GRAIN: return "AV1 Film Grain"; + case V4L2_CID_STATELESS_VP8_ENCODE_PARAMS: return "VP8 Encode Parameters"; + case V4L2_CID_STATELESS_VP8_ENCODE_QP: return "VP8 Encode QP"; /* Colorimetry controls */ /* Keep the order of the 'case's the same as in v4l2-controls.h! */ @@ -1592,6 +1594,9 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type, case V4L2_CID_STATELESS_AV1_FILM_GRAIN: *type = V4L2_CTRL_TYPE_AV1_FILM_GRAIN; break; + case V4L2_CID_STATELESS_VP8_ENCODE_PARAMS: + *type = V4L2_CTRL_TYPE_VP8_ENCODE_PARAMS; + break; case V4L2_CID_UNIT_CELL_SIZE: *type = V4L2_CTRL_TYPE_AREA; *flags |= V4L2_CTRL_FLAG_READ_ONLY; diff --git a/include/media/v4l2-ctrls.h b/include/media/v4l2-ctrls.h index 59679a42b3e7..a165719e1139 100644 --- a/include/media/v4l2-ctrls.h +++ b/include/media/v4l2-ctrls.h @@ -56,6 +56,7 @@ struct video_device; * @p_av1_tile_group_entry: Pointer to an AV1 tile group entry structure. * @p_av1_frame: Pointer to an AV1 frame structure. * @p_av1_film_grain: Pointer to an AV1 film grain structure. + * @p_vp8_encode_params: Pointer to a VP8 encode parameter structure. * @p: Pointer to a compound value. * @p_const: Pointer to a constant compound value. */ @@ -89,6 +90,7 @@ union v4l2_ctrl_ptr { struct v4l2_ctrl_av1_tile_group_entry *p_av1_tile_group_entry; struct v4l2_ctrl_av1_frame *p_av1_frame; struct v4l2_ctrl_av1_film_grain *p_av1_film_grain; + struct v4l2_ctrl_vp8_encode_params *p_vp8_encode_params; void *p; const void *p_const; }; diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h index c3604a0a3e30..fdec5764e09c 100644 --- a/include/uapi/linux/v4l2-controls.h +++ b/include/uapi/linux/v4l2-controls.h @@ -3479,6 +3479,97 @@ struct v4l2_ctrl_av1_film_grain { __u8 reserved[4]; }; +#define V4L2_CID_STATELESS_VP8_ENCODE_PARAMS (V4L2_CID_CODEC_STATELESS_BASE + 601) + +#define V4L2_VP8_FRAME_FLAG_SHOWFRAME 0x1 +#define V4L2_VP8_FRAME_FLAG_GOLDEN_REFRESH 0x2 +#define V4L2_VP8_FRAME_FLAG_ALTREF_REFRESH 0x4 +#define V4L2_VP8_FRAME_FLAG_SEGMENT_ENABLED 0x8 +#define V4L2_VP8_FRAME_FLAG_LOOP_FILTER_ADJ_ENABLED 0x10 +#define V4L2_VP8_FRAME_FLAG_REFRESH_ENTROPY_PROBS 0x20 + +#define V4L2_VP8_FRAME_TYPE_KEYFRAME 0 +#define V4L2_VP8_FRAME_TYPE_INTER 1 + +#define V4L2_VP8_FRAME_COLOR_SPACE_YUV 0 +#define V4L2_VP8_FRAME_COLOR_SPACE_RESERVED 1 + +#define V4L2_VP8_FRAME_CLAMPING_REQUIRED 0 +#define V4L2_VP8_FRAME_CLAMPING_NO 1 + +#define V4L2_VP8_FRAME_FILTER_TYPE_NORMAL 0 +#define V4L2_VP8_FRAME_FILTER_TYPE_SIMPLE 1 + +#define V4L2_VP8_FRAME_NBR_DCT_PARTITIONS_1 0 +#define V4L2_VP8_FRAME_NBR_DCT_PARTITIONS_2 1 +#define V4L2_VP8_FRAME_NBR_DCT_PARTITIONS_4 2 +#define V4L2_VP8_FRAME_NBR_DCT_PARTITIONS_8 3 + +#define V4L2_VP8_FRAME_GOLDEN_KEEP 0 +#define V4L2_VP8_FRAME_GOLDEN_LASTFRAME 1 +#define V4L2_VP8_FRAME_GOLDEN_ALTREF 2 + +#define V4L2_VP8_FRAME_ALTREF_KEEP 0 +#define V4L2_VP8_FRAME_ALTREF_LASTFRAME 1 +#define V4L2_VP8_FRAME_ALTREF_GOLDEN 2 + +#define V4L2_VP8_FRAME_REF_LAST 0 +#define V4L2_VP8_FRAME_REF_GOLDEN 1 +#define V4L2_VP8_FRAME_REF_ALT 2 + +/** + * struct v4l2_ctrl_vp8_encode_params - VP8 encode parameters + * @flags: combination of V4L2_VP8_FRAME_FLAG_{} flags. + * @frame_type: specifies the frame type (key or inter). + * Set to one of V4L2_VP8_FRAME_TYPE_{}. + * @color_space: defines the YUV color space of the sequence. + * V4L2_VP8_FRAME_TYPE_INTER frames shall set this field to zero. + * Set to one of V4L2_VP8_FRAME_COLOR_SPACE_{}. + * @clamping_type: defines pixel value clamping type. + * V4L2_VP8_FRAME_TYPE_INTER frames shall set this field to zero. + * Set to one of V4L2_VP8_FRAME_CLAMPING_{}. + * @loop_filter_type: selects the type of loop filter applied. + * Set to one of V4L2_VP8_FRAME_FILTER_TYPE_{}. + * @loop_filter_level: sets the strength of the applied loop filter. + * Set to a value from the rage 0..63. + * @sharpness_level: sets the sharpness of the applied loop filter. + * Set to a value from the range 0..7. + * @log2_nbr_of_dct_partitions: determines the number of separate partitions + * containing the DCT coefficients of macroblocks. + * Set to one of V4L2_VP8_FRAME_NBR_DCT_PARTITIONS_{}. + * @prob_intra: indicates the probability of an intra macroblock. + * Set to a value from the range 0..255. + * @prob_last: indicates the probability that the last reference frame is used for inter-prediction. + * Set to a value from the range 0..255. + * @prob_gf: indicates the probability that the golden reference frame is used for inter-prediction. + * Set to a value from the range 0..255. + * @copy_buffer_to_golden: specifies the golden frame refresh strategy. + * Set to one of V4L2_VP8_FRAME_FLAG_GOLDEN_{}. + * @copy_buffer_to_alternate: specifies the atlref frame refresh strategy. + * Set to one of V4L2_VP8_FRAME_FLAG_ALTREF_{}. + * @reference_type: specifies what kind of reference to use for current inter frame. + * V4L2_VP8_FRAME_TYPE_KEYFRAME shall set this field to zero. + * Set to one of V4L2_VP8_FRAME_REF_{}. + */ +struct v4l2_ctrl_vp8_encode_params { + __u32 flags; + __u8 frame_type; + __u8 color_space; + __u8 clamping_type; + __u8 loop_filter_type; + __u8 loop_filter_level; + __u8 sharpness_level; + __u8 log2_nbr_of_dct_partitions; + __u8 prob_intra; + __u8 prob_last; + __u8 prob_gf; + __u8 copy_buffer_to_golden; + __u8 copy_buffer_to_alternate; + __u8 reference_type; +}; + +#define V4L2_CID_STATELESS_VP8_ENCODE_QP (V4L2_CID_CODEC_STATELESS_BASE + 602) + /* MPEG-compression definitions kept for backwards compatibility */ #ifndef __KERNEL__ #define V4L2_CTRL_CLASS_MPEG V4L2_CTRL_CLASS_CODEC diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h index 78260e5d9985..b3cbdc60b82c 100644 --- a/include/uapi/linux/videodev2.h +++ b/include/uapi/linux/videodev2.h @@ -1836,6 +1836,7 @@ struct v4l2_ext_control { struct v4l2_ctrl_av1_tile_group_entry __user *p_av1_tile_group_entry; struct v4l2_ctrl_av1_frame __user *p_av1_frame; struct v4l2_ctrl_av1_film_grain __user *p_av1_film_grain; + struct v4l2_ctrl_vp8_encode_params __user *p_vp8_encode_params; void __user *ptr; }; } __attribute__ ((packed)); @@ -1914,6 +1915,8 @@ enum v4l2_ctrl_type { V4L2_CTRL_TYPE_AV1_TILE_GROUP_ENTRY = 0x281, V4L2_CTRL_TYPE_AV1_FRAME = 0x282, V4L2_CTRL_TYPE_AV1_FILM_GRAIN = 0x283, + + V4L2_CTRL_TYPE_VP8_ENCODE_PARAMS = 0x0290, }; /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */