From patchwork Tue Mar 2 11:44:29 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanimir Varbanov X-Patchwork-Id: 392229 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4D220C2BA13 for ; Wed, 3 Mar 2021 01:20:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1F3DC64FA6 for ; Wed, 3 Mar 2021 01:20:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242199AbhCCBPf (ORCPT ); Tue, 2 Mar 2021 20:15:35 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58904 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1349997AbhCBLpa (ORCPT ); Tue, 2 Mar 2021 06:45:30 -0500 Received: from mail-ej1-x62b.google.com (mail-ej1-x62b.google.com [IPv6:2a00:1450:4864:20::62b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D0F05C061794 for ; Tue, 2 Mar 2021 03:44:36 -0800 (PST) Received: by mail-ej1-x62b.google.com with SMTP id do6so34693419ejc.3 for ; Tue, 02 Mar 2021 03:44:36 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=OYb8vJLtF0OcL+zflNVb+VLYn9hupFKm6pNP1npRGAs=; b=Fdzmb2mRXTcQ71E7e/Rz9NstwwCYPElhCv8G7FK/LY3feNupOcxaNfx/7MchmQ/vNL iDfzMaZK4OQisuZk3ng8Z2redjqlToRn5uGKL3rndzr50AuqN/kdKo4KXVzsVfOIQAqd y7isDG/ym9EAbW1Y9Ym7a4tCXyRQNgscnZpSkcK6VXl0eyl/AStNR/0OPzfiYPcXICqt ny9O5+0PfSEjSZdkBg9uMZx+u7TB2+rkfR16kYMCfSprQwCSX0SZydRe6XpxMYiDYL16 Uua8gvl0lseBR7r6ooml18e9YvnVYLWHRZHVME0MY7pw+ZFUrw1HM+uuctAHz6Up+RFs 2tnw== 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=OYb8vJLtF0OcL+zflNVb+VLYn9hupFKm6pNP1npRGAs=; b=KBo25WOM/EmRMvR8n7A+dm640UbyYoYV4MYGmhN+adBjolc94fGvgbtflz0To4lz1D bZYuds/xwPbLmKACT4ftwEH2Qbs6BA7QY1zbfMs7H/XLZpNkDgkvj6CWDj1gG5ds+lAy RhH+chKX/9ugPK9WoTnx3zxkmZayhmr2jaLn9rM+M3C89XOQKAJaDjEpNi4wYDn6BChB ASf2Jk5xpbjzJgJr5hJB/5AsB+qixIv1Kdj30aq6JAtJzzDJ44Uy8JwWLTlN7vCEtz94 KQ1mq3SdnaiXGRhzy0H0+0nO3qwP0avOMUv2cx4+PSFyLJyepHTb94CybOGC70BkAWXM Fo5A== X-Gm-Message-State: AOAM532yVPgXXGJmeHJDhwcxC01HhJ4WVzM9/rBl4oPGH4XXdZSOZ3Gu yRAw6hOKDKWag4YN8ZGJeTokjSEjDjt9PfFr X-Google-Smtp-Source: ABdhPJxPnMQDXF+ikLOWRIcd1g0H8KL/Bv0qB65dbjTr/Y9F89o5L8MY2b4sVhbO1Npyd8zBOZRRnA== X-Received: by 2002:a17:906:388d:: with SMTP id q13mr2469836ejd.34.1614685475483; Tue, 02 Mar 2021 03:44:35 -0800 (PST) Received: from localhost.localdomain (hst-208-217.medicom.bg. [84.238.208.217]) by smtp.gmail.com with ESMTPSA id x17sm18494897edq.42.2021.03.02.03.44.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 02 Mar 2021 03:44:35 -0800 (PST) From: Stanimir Varbanov To: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org Cc: Hans Verkuil , Stanimir Varbanov Subject: [PATCH v2 1/2] v4l2-ctrl: Add decoder conceal color control Date: Tue, 2 Mar 2021 13:44:29 +0200 Message-Id: <20210302114430.3594475-2-stanimir.varbanov@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210302114430.3594475-1-stanimir.varbanov@linaro.org> References: <20210302114430.3594475-1-stanimir.varbanov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add decoder v4l2 control to set conceal color. Signed-off-by: Stanimir Varbanov Reviewed-by: Hans Verkuil --- .../media/v4l/ext-ctrls-codec.rst | 33 +++++++++++++++++++ drivers/media/v4l2-core/v4l2-ctrls.c | 9 +++++ include/uapi/linux/v4l2-controls.h | 1 + 3 files changed, 43 insertions(+) diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst index 00944e97d638..817da8a14572 100644 --- a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst +++ b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst @@ -674,6 +674,39 @@ enum v4l2_mpeg_video_frame_skip_mode - is currently displayed (decoded). This value is reset to 0 whenever the decoder is started. +``V4L2_CID_MPEG_VIDEO_DEC_CONCEAL_COLOR (integer64)`` + This control sets conceal color in YUV color space. It describes the + client preference of error conceal color in case of error where + reference frame is missing. The decoder should fill the reference + buffer with preferred color and use it for future decoding. The control + is using 16bits per channel. + Applicable to decoders. + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + + * - + - 8bit format + - 10bit format + - 12bit format + * - Y luminance + - Bit 0:7 + - Bit 0:9 + - Bit 0:11 + * - Cb chrominance + - Bit 16:23 + - Bit 16:25 + - Bit 16:27 + * - Cr chrominance + - Bit 32:39 + - Bit 32:41 + - Bit 32:43 + * - Must be zero + - Bit 48:63 + - Bit 48:63 + - Bit 48:63 + ``V4L2_CID_MPEG_VIDEO_DECODER_SLICE_INTERFACE (boolean)`` If enabled the decoder expects to receive a single slice per buffer, otherwise the decoder expects a single frame in per buffer. diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c index 016cf6204cbb..a3b9d28a00b7 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls.c +++ b/drivers/media/v4l2-core/v4l2-ctrls.c @@ -945,6 +945,7 @@ const char *v4l2_ctrl_get_name(u32 id) case V4L2_CID_MPEG_VIDEO_VBV_SIZE: return "VBV Buffer Size"; case V4L2_CID_MPEG_VIDEO_DEC_PTS: return "Video Decoder PTS"; case V4L2_CID_MPEG_VIDEO_DEC_FRAME: return "Video Decoder Frame Count"; + case V4L2_CID_MPEG_VIDEO_DEC_CONCEAL_COLOR: return "Video Decoder Conceal Color"; case V4L2_CID_MPEG_VIDEO_VBV_DELAY: return "Initial Delay for VBV Control"; case V4L2_CID_MPEG_VIDEO_MV_H_SEARCH_RANGE: return "Horizontal MV Search Range"; case V4L2_CID_MPEG_VIDEO_MV_V_SEARCH_RANGE: return "Vertical MV Search Range"; @@ -1430,6 +1431,14 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type, *max = 0x7fffffffffffffffLL; *step = 1; break; + case V4L2_CID_MPEG_VIDEO_DEC_CONCEAL_COLOR: + *type = V4L2_CTRL_TYPE_INTEGER64; + *min = 0; + /* default for 8bit black, luma is 16, chroma is 128 */ + *def = 0x8000800010LL; + *max = 0xffffffffffffLL; + *step = 1; + break; case V4L2_CID_PIXEL_RATE: *type = V4L2_CTRL_TYPE_INTEGER64; *flags |= V4L2_CTRL_FLAG_READ_ONLY; diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h index 039c0d7add1b..5e5a3068be2d 100644 --- a/include/uapi/linux/v4l2-controls.h +++ b/include/uapi/linux/v4l2-controls.h @@ -428,6 +428,7 @@ enum v4l2_mpeg_video_multi_slice_mode { #define V4L2_CID_MPEG_VIDEO_MV_V_SEARCH_RANGE (V4L2_CID_CODEC_BASE+228) #define V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME (V4L2_CID_CODEC_BASE+229) #define V4L2_CID_MPEG_VIDEO_BASELAYER_PRIORITY_ID (V4L2_CID_CODEC_BASE+230) +#define V4L2_CID_MPEG_VIDEO_DEC_CONCEAL_COLOR (V4L2_CID_CODEC_BASE+231) /* CIDs for the MPEG-2 Part 2 (H.262) codec */ #define V4L2_CID_MPEG_VIDEO_MPEG2_LEVEL (V4L2_CID_CODEC_BASE+270)