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 0E41D42242 for ; Sat, 30 Apr 2022 17:17:06 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 23A3768B270; Sat, 30 Apr 2022 20:17:04 +0300 (EEST) Received: from mail-wr1-f47.google.com (mail-wr1-f47.google.com [209.85.221.47]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id CE59E68A466 for ; Sat, 30 Apr 2022 20:16:57 +0300 (EEST) Received: by mail-wr1-f47.google.com with SMTP id i5so14513565wrc.13 for ; Sat, 30 Apr 2022 10:16:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=jkqxz-net.20210112.gappssmtp.com; s=20210112; h=message-id:date:mime-version:user-agent:subject:content-language:to :references:from:in-reply-to:content-transfer-encoding; bh=ASTxktMe8jEvCN0n+/lok8u7dl3JRU6xVwVRFr/cE2s=; b=7YmWg6SjxuLQhjhEKewKtW7WciY45EiuQQeE3JEUW2IKw++W6BKd+I4HO8eX5Y0+EQ L6+4BF8wWL69w/guoQjUX6gNA3ugHjv/VcqHXiK2NkZLZda27AlWea/N36dSUaeOdkpU gSKAcxuH6AoOWQS30ABBlUUqkHUw8T3NzJuD3vmRLhQ8fiZDeqmILLMheiZs9qvq5xYi j/Bd8Zi0ElU1xU0+IYxAfMCQ8SFCNeqh375/JyLZ7NW8hgnvTjQByxt3TSMDHUgZRlSW mRJB8bh8lS1OEXTJvSNUpLkzVTkm9W5a1moPpLYdEmDywCrcXeYihSu2HG7pSAG22gFO BzhQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:references:from:in-reply-to :content-transfer-encoding; bh=ASTxktMe8jEvCN0n+/lok8u7dl3JRU6xVwVRFr/cE2s=; b=aUAF6TubkIEdASVXislT/zJuuoTocV0whL99WSnlZunXUe89XWhZ2W/GCWkMsrsu5N vUZYtPgz1iaxaJgBydvthCXfvYEbgH6R2wCum+1t+4LUskRb0lpd/w8kSFQ3kmatTiCF FQM8hgAU3b8ZyLgLoXd8u2pQn2OhK3EpQuyWbVeSJcP5wVAUd+lg6is5aDE1SQ2Lh4i1 o5E8OeHCUWmt4BQIoe9FSVLDfV15Tsav7qWpqjfOmPLIm7rvl/ptIUjXYUPoUKH2MbYU yfEPJOsFYkBPZ1p+5pWBi3TBM9m9v86nIZJbbXTYTpw/wr35wkufrHZZhB2nHpoO8Sdk Ppkw== X-Gm-Message-State: AOAM533XTfhmxsXCq7MDYhvTAar92s23X8+tzC/YCG3vaZa/c/3a2vwy 2b1Us3HgSyWAGwB3kCb0i8XpnBOCyHZxP2EF X-Google-Smtp-Source: ABdhPJzRQb4AmwSVgRAty0ylAFjEaViIO0vuol/lG8zQi7n9mpRwB2Hn7BRqXJtzm9JbIGYjfFf0Jw== X-Received: by 2002:adf:e112:0:b0:206:d12:9c3a with SMTP id t18-20020adfe112000000b002060d129c3amr3518001wrz.391.1651339017180; Sat, 30 Apr 2022 10:16:57 -0700 (PDT) Received: from [192.168.0.11] (cpc91222-cmbg18-2-0-cust46.5-4.cable.virginm.net. [81.106.30.47]) by smtp.gmail.com with ESMTPSA id s18-20020adf9792000000b0020c5253d8e1sm2992567wrb.45.2022.04.30.10.16.56 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 30 Apr 2022 10:16:56 -0700 (PDT) Message-ID: Date: Sat, 30 Apr 2022 18:16:55 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.8.1 Content-Language: en-US To: ffmpeg-devel@ffmpeg.org References: From: Mark Thompson In-Reply-To: Subject: Re: [FFmpeg-devel] [PATCH] avcodec/cbs_jpeg: Fix size of huffman symbol table array 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 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: On 08/02/2022 09:41, Andreas Rheinhardt wrote: > L[i] can be in the range of 0-255, see table B.5 of ITU T.81. > > Signed-off-by: Andreas Rheinhardt > --- > libavcodec/cbs_jpeg.h | 2 +- > libavcodec/cbs_jpeg_syntax_template.c | 4 ++-- > 2 files changed, 3 insertions(+), 3 deletions(-) Do you have a valid file showing this? Not all values are allowed. I guess I must have written it, but I have no idea where 224 came from. As far as I know the worst case is in AC tables: 10 category values * 16 run lengths + 2 special cases = 162 (which could indeed all be dumped in the same code length if you want to be pathological). - Mark _______________________________________________ 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".