From mboxrd@z Thu Jan 1 00:00:00 1970 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 AB394C433EF for ; Thu, 3 Mar 2022 14:10:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233894AbiCCOLW (ORCPT ); Thu, 3 Mar 2022 09:11:22 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51482 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233891AbiCCOLV (ORCPT ); Thu, 3 Mar 2022 09:11:21 -0500 Received: from mail-wr1-x432.google.com (mail-wr1-x432.google.com [IPv6:2a00:1450:4864:20::432]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 442D818CC0F for ; Thu, 3 Mar 2022 06:10:35 -0800 (PST) Received: by mail-wr1-x432.google.com with SMTP id d3so8066886wrf.1 for ; Thu, 03 Mar 2022 06:10:35 -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=K+cp32jJsmQJwPEJmEIbmAXA5SBI6YkzaNKLwkJM+Wc=; b=R/B+urdWwiHFbbBjSEMT6VAXTGyY/gpXAIQXiRTbXjKBtKeQR2Lt2j83+EBeO+C8C5 wfYUyX3cmy6V9pBd95oCqYrRcrUGO1tbhXmvwW2j0FNAidb4vA/Xf67Mw8H/1uEMRav+ eTJvytNFOEhE+d/9byUBHGfxTzQhLHxU13lM/g4o8DHpyLGob6YahSMIgsjEy+bV67IP EJQTRSgG4EiugJJOpy4xWCLEFnaAT8/8cQ6D4thq7B4Ujo6+5BhEvPjAS/+0K78VgkzK PdN+GTYG3ZCM/+RzLcifKD+78N4G/8j7bWT7+jUtoYwArVFAO0pVzLmEz0GvgoTOBiVJ 9aQQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=K+cp32jJsmQJwPEJmEIbmAXA5SBI6YkzaNKLwkJM+Wc=; b=UBBa+3YotNyAxE/3i/9RUWjs+2SewPNPUp7J99KHseSfvvtZuzzf3M6pTfo7khvYnx ArjCjtZuvoX/Kl8jNHHOmHN0z54bpePlP8OnRzKBW26JzRtBHZwnC53z9piVnPpryeGi 0axGl8V6bhQ9qFTHkI2aTDjTeI8hNLZ9NE+k5mBG6y/+crazqFK/dU6Hvr8Ln21r0OeV +lPhKURKBjSzcNfEdEeYrozjJaU2DBZnuMlnu4Kiq911Sjtbn+VCJ1GruoEC3N3nD/Cs Zmgzh5T0WgsmKoH9tC92YAPmsZ6DzKAHVrhn5bR0uX7BnqsvmOez2Gxza6Fd2Fkb800w cwsg== X-Gm-Message-State: AOAM532nRgrs7JWuCXPRqGXSDAot6ZXcrkJBlkVRG+e5aB9QOCIZEFjq kUy/fEEppaz+IATs/HDvTFs3feqKq2swNEMt X-Google-Smtp-Source: ABdhPJzwEVXy8iEhc4B4gdfl7+gYPtpOtG3reBk1bJ4P0mrfn6hbDMljQ4yWeWoPxGtwzVfnf9rAPQ== X-Received: by 2002:adf:f849:0:b0:1ef:5d80:c68a with SMTP id d9-20020adff849000000b001ef5d80c68amr22661460wrq.280.1646316633658; Thu, 03 Mar 2022 06:10:33 -0800 (PST) Received: from localhost.localdomain (hst-221-13.medicom.bg. [84.238.221.13]) by smtp.gmail.com with ESMTPSA id ba2-20020a0560001c0200b001f0653f1097sm194312wrb.69.2022.03.03.06.10.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Mar 2022 06:10:33 -0800 (PST) From: Stanimir Varbanov To: linux-media@vger.kernel.org Cc: Hans Verkuil , Nicolas Dufresne , Stanimir Varbanov Subject: [RFC/WIP v2 3/6] docs: dev-encoder: Add additional steps for image encoding Date: Thu, 3 Mar 2022 16:10:07 +0200 Message-Id: <20220303141010.573408-4-stanimir.varbanov@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220303141010.573408-1-stanimir.varbanov@linaro.org> References: <20220303141010.573408-1-stanimir.varbanov@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Add two more steps to encoder Initialization phase related to image encoding. Signed-off-by: Stanimir Varbanov --- Documentation/userspace-api/media/v4l/dev-encoder.rst | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/userspace-api/media/v4l/dev-encoder.rst b/Documentation/userspace-api/media/v4l/dev-encoder.rst index aa338b9624b0..ec799b4b9a61 100644 --- a/Documentation/userspace-api/media/v4l/dev-encoder.rst +++ b/Documentation/userspace-api/media/v4l/dev-encoder.rst @@ -229,6 +229,12 @@ Initialization default values, based on the new resolution, as described in the next step. +3.1 Call VIDIOC_S_EXT_CTRLS() to set all controls (Grid width and height and + number of rows and columns) required to update CAPTURE and OUTPUT formats. + +3.2 Call VIDIOC_G_FMT() to get updated CAPTURE and OUTPUT formats as consequence + of setted grid encoding dimentions. + 4. Set the raw frame interval on the ``OUTPUT`` queue via :c:func:`VIDIOC_S_PARM`. This also sets the coded frame interval on the ``CAPTURE`` queue to the same value. -- 2.25.1