From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.ffmpeg.org (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTPS id 06AA64DDE4 for ; Tue, 6 Jan 2026 02:14:14 +0000 (UTC) Authentication-Results: ffbox; dkim=fail (body hash mismatch (got b'l/vinVhdKtK1lO5ds+R6i+nrG42NnHzPBYYGn4liLDU=', expected b'lfL/XfNY3lyLBQKd3MkJhrzVW4S5dAZRP0VeGgV6tbE=')) header.d=gmail.com header.a=rsa-sha256 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ffmpeg.org; i=@ffmpeg.org; q=dns/txt; s=mail; t=1767665532; h=to : date : message-id : in-reply-to : references : mime-version : reply-to : subject : list-id : list-archive : list-archive : list-help : list-owner : list-post : list-subscribe : list-unsubscribe : from : cc : content-type : content-transfer-encoding : from; bh=t6mYJ3WI5tPNb74BgheLrJzKAkPjQhbW9Own6v0/f2g=; b=B99dRToyGmPoToG5QL7Y8/iQ4aR5/Kc/aXS31jnev1DZSBwmsZE8SokvXuPwP1NzH3lT2 RS/YjUgEKuKJBtdPh3UX7trM4i4kljQB68C0uyRTlc+KnOVPKdV3dItbQYDQOvlkEYXVTt1 6DP4DNPJ15xtFEbvTaLynl+kodPsP/Iw6r1YZWUUGHgYgqWXn/j2cZ+qUK3RmENfWdejrCh ALVRIHEzfhQc6iq0FozN3hQLTgN0QqN+MPvGmgt5N9FRXXk+uVxBELE9qaq3HxnGy3eLVLk jeYpAAU5xTYssX8Wm5tBumz1MSZ/sNz7wDIIJcmvqUmFleUHFoGBcTC/2pzQ== Received: from [172.20.0.4] (unknown [172.20.0.4]) by ffbox0-bg.ffmpeg.org (Postfix) with ESMTP id 2C44B691074; Tue, 6 Jan 2026 04:12:12 +0200 (EET) ARC-Seal: i=1; cv=none; a=rsa-sha256; d=ffmpeg.org; s=arc; t=1767665514; b=XhhnHRk389TxsW5fsxXD27uEG9nWIFaS4FIRW7bdxnr31m1ixGsnZG1YF65UjtNpyBRXJ A6s1zhGPWnRwWAfcZHiJYYZuFwKMzUweiyX8aaczBSKwHNVRrPIU38ClYq7if9OCxS98YS9 /rdG9ckoRH9Xa1BnFtIDkKoiEZz2MdVjHjHbkpgQAZaKCO6V5C5zJb7aSJDjrPMFd5qnxUF k4PZhJbigEVDUSUafnlDtxYqtx3JFtpZQeKGdVU3rjuCvHXATsfNjNtGghhEARhJiH1IqGk Gw3OLhNY55neMjEZXgMfKf0xfzJpacMI/wA05Kho5ptmCc2iEWiqIXBh5WHQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=ffmpeg.org; s=arc; t=1767665514; h=from : sender : reply-to : subject : date : message-id : to : cc : mime-version : content-type : content-transfer-encoding : content-id : content-description : resent-date : resent-from : resent-sender : resent-to : resent-cc : resent-message-id : in-reply-to : references : list-id : list-help : list-unsubscribe : list-subscribe : list-post : list-owner : list-archive; bh=l/vinVhdKtK1lO5ds+R6i+nrG42NnHzPBYYGn4liLDU=; b=l67zeMCKNpZN0CgzqNe3G1AUmNOToxCO5WrbyV/EmJZMKuhvOt0B8YvShcmsF4t2K/XpB amtzsBvxpFDGBwrAlkdw7DhCs4lAt993E5Vuo7cn2cp/AhA7apZrfJ0JlGE5gsMkZllJEVQ cfHns/VNR8vF6jiFZ6A7uVfOXOqaJ5ji0lgyMgIWO8fX9orZRCuqcmFQ6a5Su4bKVr5AN3G XW5B+e6ZWfUCev9ejuEYM4AYwlBWBmX7cnps+o7W++Mfy0ZtTwhmSfwyj6oHTvH7EBV8RSQ 9zAbkcf9ZDP9y29rzYDwsvCARNHu1WhntMrqdcD4wMZgFRe5y12ZfN7qfhZA== ARC-Authentication-Results: i=1; ffmpeg.org; dkim=pass header.d=gmail.com; arc=none; dmarc=pass header.from=gmail.com policy.dmarc=quarantine Authentication-Results: ffmpeg.org; dkim=pass header.d=gmail.com; arc=none (Message is not ARC signed); dmarc=pass (Used From Domain Record) header.from=gmail.com policy.dmarc=quarantine Received: from mail-wr1-f49.google.com (mail-wr1-f49.google.com [209.85.221.49]) by ffbox0-bg.ffmpeg.org (Postfix) with ESMTPS id 29BDE690CE8 for ; Mon, 5 Jan 2026 02:35:37 +0200 (EET) Received: by mail-wr1-f49.google.com with SMTP id ffacd0b85a97d-42fbc305882so6398447f8f.0 for ; Sun, 04 Jan 2026 16:35:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1767573336; x=1768178136; darn=ffmpeg.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=lfL/XfNY3lyLBQKd3MkJhrzVW4S5dAZRP0VeGgV6tbE=; b=e07+WYv+z9VlaB6lZInRxiDePFYBRgizRLtkJg3hpcOfvVRZsTUwfTxYNyv4SjSUTM 7/VshZLHGMNIbZw4OX+9BXb0uiHNDPshJOKGuZl5UW8sSPPjCdhsPhHHOdSHT5mhH/dc 2D4aLm47ehpLKrGRkBd4a30JAlgswWq+db2XSbyyilBnpM2w914z2L3uoGOTsMC+9fSF ce7e5ZR8eBOBcuK2brkH+vPXU2kNPpakBiOzzOo3kM6lH5QuHfC6hD3pXaPK4jDRFkLb d6gK9S/9n7Get2tDplKTBhqL/venYFloIdBxJ3jUO3Az2WBkPxKHZ83dFVNU5EpoKvqm cwLg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1767573336; x=1768178136; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=lfL/XfNY3lyLBQKd3MkJhrzVW4S5dAZRP0VeGgV6tbE=; b=r/Uz4MdQ1/wJu/V54UELe3ssYkfc6Hqdde412eJgWtcPNltlFKCOeqkON4Q5l30y7Y aXMBPoNnCYvh3vWxEjVmZiW3zQGLs+6Bupl0RxoK6EV/btWMQKbaJuZvlDv5TvTFRQmB eFTPQ7fgizU/7tHZzJJuXUFDPhPM1iWTowldzJyGzMoC3lGWGniGOVLKB7ahDupD43qz DW+/Dok5Q1ibIcCFoiAbILL/VFIkgDPy0xDmFGzhntX54ufN4Ibs0nN7WVATOpd24HK/ c6AWJAflfIT5eYBtg2/2z6FkCqwn+ceCmlFdi+lySLDGlDFz0tKOxcREtmI41Np2qalh TI4g== X-Gm-Message-State: AOJu0YyxL1ZqQT7jGf4Gx6kWF/cIb9oblfuFvBY362PiQrXHLUJpiluc W+AD/lR3XqUMgDrGRKs981eeKeUk+kVV+m8pqY/u5n0MQGJUtnhgtvE3vzEnBQ== X-Gm-Gg: AY/fxX6WAXFORLxsT9eXpiPW7+A9hIrxJIPHF25KnT5gCGnvH4GvSnhecIykNOWiJJ/ eakiLezePuA20kVFiFrzh2a2H+RDCgOcU74b18xwM39FSzgC+FMVVLBcWYV5GJ0B7r9LEOgSv3N UH+Nh0fFtojEzv/AbjIfyReZLajMNxl4nspfAK/T4Nu3xW7XQT2JqtAiZXmDqGDwxAgHRitwLVn bqTtZqm/LWaYJpvd4N4OWtd5OcJY74JLPFBMYJeiUJObgvgbhzbDmMIzxfmPtbU9JJdKZSH7Eq/ gOTfc3ru+C+Kbx8KevJ/BCsskx44Dn8J9yDWdXlVXbTtJvcVIqse6wL1kgqHZ+sMXKXR1lBPd2m 19iBnz4xhNW6NDJaQW+XHey77OoEPA04l/OO9THDkHf/Wn6SZLM1EDOY+Ilp9QGe+8jCDBUijpI U4BO2dRMYPiCBMj7VuNBC8XSNMG3JlkEbz7hU= X-Google-Smtp-Source: AGHT+IHASUSNU7aQ57PR40QlrSCQlxH8+yTwjJcIGWKL72BOXt9idiUEWXV10o4GIdYnb39snLHstg== X-Received: by 2002:a05:6000:400e:b0:432:8697:be04 with SMTP id ffacd0b85a97d-4328697bf0fmr35596535f8f.20.1767573336220; Sun, 04 Jan 2026 16:35:36 -0800 (PST) Received: from localhost.localdomain ([2a01:cb18:884:6500:9aec:4fab:6437:bbcd]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4324ea226d1sm99837172f8f.13.2026.01.04.16.35.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 04 Jan 2026 16:35:35 -0800 (PST) To: ffmpeg-devel@ffmpeg.org Date: Mon, 5 Jan 2026 01:35:01 +0100 Message-ID: <20260105003504.1895-2-monsterbat02@gmail.com> X-Mailer: git-send-email 2.52.0.windows.1 In-Reply-To: <20260105003504.1895-1-monsterbat02@gmail.com> References: <20260105003504.1895-1-monsterbat02@gmail.com> MIME-Version: 1.0 X-MailFrom: SRS0=L2Mt=7K=gmail.com=monsterbat02@ffmpeg.org X-Mailman-Rule-Hits: nonmember-moderation X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; loop; banned-address; header-match-ffmpeg-devel.ffmpeg.org-0; header-match-ffmpeg-devel.ffmpeg.org-1; header-match-ffmpeg-devel.ffmpeg.org-2; header-match-ffmpeg-devel.ffmpeg.org-3; emergency; member-moderation Message-ID-Hash: W6HOK6XWB52HAATJSVOZK3V6T2YNONPP X-Message-ID-Hash: W6HOK6XWB52HAATJSVOZK3V6T2YNONPP X-Mailman-Approved-At: Tue, 06 Jan 2026 02:09:26 +0000 X-Mailman-Version: 3.3.10 Precedence: list Reply-To: FFmpeg development discussions and patches Subject: [FFmpeg-devel] [PATCH] avcodec/eatqi: clamp quantizer value to prevent underflow List-Id: FFmpeg development discussions and patches Archived-At: Archived-At: List-Archive: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: 0xBat via ffmpeg-devel Cc: 0xBat Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Archived-At: List-Archive: List-Post: Ensure the quantizer value does not exceed 107 to prevent the qscale calculation from underflowing or producing invalid results. Signed-off-by: 0xBat --- libavcodec/eatqi.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavcodec/eatqi.c b/libavcodec/eatqi.c index 421ed51009..2d74139d24 100644 --- a/libavcodec/eatqi.c +++ b/libavcodec/eatqi.c @@ -111,6 +111,8 @@ static inline void tqi_idct_put(AVCodecContext *avctx, AVFrame *frame, static void tqi_calculate_qtable(TqiContext *t, int quant) { + if (quant > 107) + quant = 107; const int64_t qscale = (215 - 2*quant)*5; int i; -- 2.52.0.windows.1 _______________________________________________ ffmpeg-devel mailing list -- ffmpeg-devel@ffmpeg.org To unsubscribe send an email to ffmpeg-devel-leave@ffmpeg.org