From patchwork Tue Mar 2 09:53:39 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanimir Varbanov X-Patchwork-Id: 390663 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=-18.7 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, URIBL_BLOCKED, 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 D7CEBC4321A for ; Tue, 2 Mar 2021 17:33:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B901364F17 for ; Tue, 2 Mar 2021 17:33:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1580224AbhCBRar (ORCPT ); Tue, 2 Mar 2021 12:30:47 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35046 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1577807AbhCBJyn (ORCPT ); Tue, 2 Mar 2021 04:54:43 -0500 Received: from mail-ej1-x633.google.com (mail-ej1-x633.google.com [IPv6:2a00:1450:4864:20::633]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 44729C061794 for ; Tue, 2 Mar 2021 01:54:02 -0800 (PST) Received: by mail-ej1-x633.google.com with SMTP id p8so7714509ejb.10 for ; Tue, 02 Mar 2021 01:54:02 -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=6IV5VLrP2K6hakTQn5ZKKEh0aLDdahbFbJ/jSG0w0Qk=; b=mt3f0nccW8Be+pKxoRLkK919cWp9XaFIhiLsVUFy/KTwAbqgTW6woAgd1dMFKsG70H x207CdNv0v7gLoleaAZAkJ1JnQSGbamQRHQXU8ZHfdnxZi7MBv7gepXNjjh/4hkwRhX0 +5aHRy+dpeexRDWzlpqglyXDJxJax166IZSGt8L485nBNtf7+Uvxgl0/ImtX9BCIOH+B mRJCKIQfKY8vG/kO8rb1VwPo5DXii8ro94/wq0NWdwbhGeWbFTAbjEP1Bgw8hc2a3YUT sciQC0UTDPuSvkXuilEryUsF8Gua4NWtjVk6/zA0rjZIA2jtV1MePeX7GCKMncKORt15 9KIQ== 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=6IV5VLrP2K6hakTQn5ZKKEh0aLDdahbFbJ/jSG0w0Qk=; b=BoLxzGaf8Qij+iPgfDLVb3QTJJ5Nd1iM4t7lN1Xr9qReUU+DDijYDFPPOZG1e/fQV+ uoiDXtMIeC4RAzvcqYANWDE/ejjChPxMNqT9evo+wQUomhm0t5iL6xOB1McgiIf4f+Al AcK4RWvndth5Kg9mK9hBwdQDLE6H8cEaXxuer+2TfIJX3BOfb4h3t7zwAcSzh6s9Prd6 SAkFpybgGWzkMOSRdblR8unj3tTpDKkWmcJl1osmveET9UKgFweHz2Gi9pEd8X091tVP 4m0CbyWMo9ON5KkxfSQffuZWjELbadhdJICACWXUk2I++RiWXD00BWt1x8IcO3K8xLG+ z9mw== X-Gm-Message-State: AOAM5309eCjS0UaG2judL1txP0zoTYs7ofMQf5P9j8ov5x6IC6LpEMwa b6MenirWGQjGXzN9zdW6o+FMsVxN45R+RujW X-Google-Smtp-Source: ABdhPJweNw/k9wLfEaT79zQYNRF7Yt7r5/uF5qc/QVfKMZNVlZ57jJrWf9GWgv+E/gGMWfJOLQTjiQ== X-Received: by 2002:a17:906:2a06:: with SMTP id j6mr19490245eje.164.1614678840805; Tue, 02 Mar 2021 01:54:00 -0800 (PST) Received: from localhost.localdomain (hst-208-217.medicom.bg. [84.238.208.217]) by smtp.gmail.com with ESMTPSA id be27sm2530535edb.47.2021.03.02.01.54.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 02 Mar 2021 01:54:00 -0800 (PST) From: Stanimir Varbanov To: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org Cc: Ezequiel Garcia , nicolas.dufresne@collabora.com, Hans Verkuil , Stanimir Varbanov Subject: [PATCH v3 1/2] media: v4l2-ctrls: Add intra-refresh period control Date: Tue, 2 Mar 2021 11:53:39 +0200 Message-Id: <20210302095340.3584204-2-stanimir.varbanov@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210302095340.3584204-1-stanimir.varbanov@linaro.org> References: <20210302095340.3584204-1-stanimir.varbanov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Add a control to set intra-refresh period. Signed-off-by: Stanimir Varbanov --- .../userspace-api/media/v4l/ext-ctrls-codec.rst | 12 ++++++++++++ drivers/media/v4l2-core/v4l2-ctrls.c | 2 ++ include/uapi/linux/v4l2-controls.h | 1 + 3 files changed, 15 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..49e6d364ded7 100644 --- a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst +++ b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst @@ -1104,6 +1104,18 @@ enum v4l2_mpeg_video_h264_entropy_mode - macroblocks is refreshed until the cycle completes and starts from the top of the frame. Applicable to H264, H263 and MPEG4 encoder. +``V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD (integer)`` + Intra macroblock refresh period. This sets the period to refresh + the whole frame. In other words, this defines the number of frames + for which the whole frame will be intra-refreshed. An example: + setting period to 1 means that the whole frame will be refreshed, + setting period to 2 means that the half of macroblocks will be + intra-refreshed on frameX and the other half of macroblocks + will be refreshed in frameX + 1 and so on. Setting period to zero + means no period is specified. Note that intra-refresh is mutually + exclusive with V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB control. + Applicable to H264 and HEVC encoders. + ``V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE (boolean)`` Frame level rate control enable. If this control is disabled then the quantization parameter for each frame type is constant and set diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c index 016cf6204cbb..2ee463e08f1e 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls.c +++ b/drivers/media/v4l2-core/v4l2-ctrls.c @@ -869,6 +869,7 @@ const char *v4l2_ctrl_get_name(u32 id) case V4L2_CID_MPEG_VIDEO_DECODER_SLICE_INTERFACE: return "Decoder Slice Interface"; case V4L2_CID_MPEG_VIDEO_DECODER_MPEG4_DEBLOCK_FILTER: return "MPEG4 Loop Filter Enable"; case V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB: return "Number of Intra Refresh MBs"; + case V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD: return "Intra Refresh Period"; case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE: return "Frame Level Rate Control Enable"; case V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE: return "H264 MB Level Rate Control"; case V4L2_CID_MPEG_VIDEO_HEADER_MODE: return "Sequence Header Mode"; @@ -1276,6 +1277,7 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type, break; case V4L2_CID_MPEG_VIDEO_MV_H_SEARCH_RANGE: case V4L2_CID_MPEG_VIDEO_MV_V_SEARCH_RANGE: + case V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD: *type = V4L2_CTRL_TYPE_INTEGER; break; case V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME: diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h index 039c0d7add1b..1fddd9f0d4f1 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_INTRA_REFRESH_PERIOD (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)