From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id 79F084311E for ; Sun, 22 May 2022 05:31:58 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id D148168B2CE; Sun, 22 May 2022 08:31:55 +0300 (EEST) Received: from mail-qv1-f51.google.com (mail-qv1-f51.google.com [209.85.219.51]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 416AD68A9FC for ; Sun, 22 May 2022 08:31:49 +0300 (EEST) Received: by mail-qv1-f51.google.com with SMTP id s5so10040763qvo.12 for ; Sat, 21 May 2022 22:31:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=KICeKBnHe85YFuqrLiZRtoyfOBoei+U/2rJUeDtZypc=; b=PUIrYznhhxA5N9XkXRTN2r3nPgdwcFfU4ttdQ6t2azSW6hv9WkR+BlFtre68xODWqG 84js986UPhfilRAKa0PDR6ecQcqMPmfaYBwxRFPzy45zKOw/I8Xgp2uF2+IrSBkjmPuY SlM1OqJfmY6FbDi0SMOY7qG0Ocp30hkbsQey8YgUE/thJiw0S/A5IV+xKCP4BtgXwvmF Ucnyl8LOCANHzWLKW6303kaXtTywtc7ZrA5Xx+RUNEPIbd4mWEtGrPSQnVU9Egh1442i LDGJ5CtZfumigdkOSgAXYNmfIb6wGWjS03ggmWJfXyqAKJ98F1/aSe1t9MNwyLqHVl+u g+/w== 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:mime-version :content-transfer-encoding; bh=KICeKBnHe85YFuqrLiZRtoyfOBoei+U/2rJUeDtZypc=; b=XtzcvZrsJR6htn01eBGv3lPQshQYtSvytgDBCJA+hLaM2AdzHhoJfWC9PVUCzapkkN 8GyuaSNCDraXxhNFMK8MYpbZzb4z+T39hDZEi0XmqZLJpvfDYGAerYtzt721s27mr2+j v7bbnNdF+iPuAmRuLAnxrPVmsqfPIp+3YPzw8JU3NDFAhqk027xyQ4sVmQq2mC3EnmUt pckk6sTjXlisOdN/iGO6l9btCMQsr8p2Wv6Qcki43/3rWUgu/ACBN3lnyatbhICn1u94 RE5+kRg5JRqC4KGDv9FVfvvAywAqh05Ngke2NDVnG7l8s+vqXouo4iaqAZsdywlGIAzC lihA== X-Gm-Message-State: AOAM532Ic2yRH28s7RGSPXtbSf4kc4ngrSmlOchg4LofD252cXR3V02J J7bCnd+E7DBIRNELrFbPj1MBOup1lZg= X-Google-Smtp-Source: ABdhPJwHJlTRns3h4HodQg1KpaVwR/t7alW+WpLnjF7cqnqQRJJjq56zuTc255OfehX5hbHkQ7AmfQ== X-Received: by 2002:ad4:5bc1:0:b0:42c:37be:6ac3 with SMTP id t1-20020ad45bc1000000b0042c37be6ac3mr12929793qvt.18.1653197507614; Sat, 21 May 2022 22:31:47 -0700 (PDT) Received: from gauss.local (c-68-41-54-207.hsd1.mi.comcast.net. [68.41.54.207]) by smtp.gmail.com with ESMTPSA id t184-20020a3791c1000000b0069fc13ce209sm2393479qkd.58.2022.05.21.22.31.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 21 May 2022 22:31:47 -0700 (PDT) From: Leo Izen To: ffmpeg-devel@ffmpeg.org Date: Sun, 22 May 2022 01:31:43 -0400 Message-Id: <20220522053144.3707803-1-leo.izen@gmail.com> X-Mailer: git-send-email 2.36.1 MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH v2 0/1] [WIP] avutil/csp changes X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Cc: Leo Izen Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: Changes in v2: - increase precision for AVR() macro to 100k, at haasn's request - add #define AVUTIL_CSP_DENOM 100000 - add 0.5 to the AVR macro definition to get exact values from truncation This patch is a work in progress example for swapping these structs from doubles to AVRationals. There's two main discussions here to be had - Is this API to be exposed as avpriv_ or av_? - Should these structs use AVRational or double values? I don't believe a consensus has been reached on this yet, but I've attached an AVRational version of it so we can see the pros/cons. Leo Izen (1): avutil/csp: create public API for colorspace structs libavfilter/colorspace.c | 143 ++++++++---------------------------- libavfilter/colorspace.h | 31 +------- libavfilter/fflcms2.c | 25 ++++--- libavfilter/fflcms2.h | 4 +- libavfilter/vf_colorspace.c | 37 +++++----- libavfilter/vf_iccdetect.c | 5 +- libavfilter/vf_tonemap.c | 17 +---- libavutil/Makefile | 2 + libavutil/csp.c | 121 ++++++++++++++++++++++++++++++ libavutil/csp.h | 51 +++++++++++++ libavutil/version.h | 4 +- 11 files changed, 252 insertions(+), 188 deletions(-) create mode 100644 libavutil/csp.c create mode 100644 libavutil/csp.h -- 2.36.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".