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[79.124.17.100]) by mx.google.com with ESMTP id o8si14989110ejy.336.2021.11.05.05.32.51; Fri, 05 Nov 2021 05:32:52 -0700 (PDT) Received-SPF: pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) client-ip=79.124.17.100; Authentication-Results: mx.google.com; dkim=neutral (body hash did not verify) header.i=@gmail.com header.s=20210112 header.b=VOobeDGc; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org; dmarc=fail (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id E9D2C68AAA1; Fri, 5 Nov 2021 14:32:32 +0200 (EET) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mail-pf1-f182.google.com (mail-pf1-f182.google.com [209.85.210.182]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 8BB6068A867 for ; Fri, 5 Nov 2021 14:32:26 +0200 (EET) Received: by mail-pf1-f182.google.com with SMTP id l3so6793531pfu.13 for ; Fri, 05 Nov 2021 05:32:26 -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:in-reply-to:references; bh=g9HFO37qMIANqbnHdlOVA2cRlE5m+OrwasRE9AyjQ6k=; b=VOobeDGcT5y73mCa76ORidxDRQMRgzY/GU5HHd3jmiOvS6IYBhvTPRiuqTg7S82wF6 dhAdDVvhAkjRdJnos7EFK33zKwF1bh2LC8hMzYsvbrCPUxzvbHlYpj09IfoWAeamJXw9 vfWvjhepvhdAb5oe019xgX0cIXlthZzxjvXqnxYE+HRaAIHUqYIk7Y42JLDUlfpNbBt/ zyHK+JA6NypOhTSe339+8rM7jm4KRGNclJYfLBfULdF7P2i2h++/yt2htjnoPRQAfEmC gkeFbpPDju02X6a00qxMtpUoWsueSGYSuH268hA/cGqcF97tLJ2Q060WE5g6TYOFqiFG j2kQ== 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; bh=g9HFO37qMIANqbnHdlOVA2cRlE5m+OrwasRE9AyjQ6k=; b=fOG9B5vav5qUePtrEKVSiVHfZINhqYbP4fo4n7Hr266x84oxaPWk5idZgWj8jepKw4 H/C+8aAALh43lMy3m7kqxJ/CsxHvZzPtYVK0Mt4bITVFGm1eo3sBCfk1Y9iOLO66qkGl S9RqYLuZPXn4XlhC7vh3+12JbrTQ9BkgDcdQt+uFOrvCGa3Dqp5+Y3VjWCkiY2A+G29Q IplufyYpEjeBfQu0KDlNehR7F6jmq7n1lVv6veNWuCvsrjW0k6s0jxtL/fFj6P+k64BE dDhVArCJCh0XKnqyyBkvcQiB8wgYAB4GDT+UyZgYJMj8hg3MfPtczn4y63OsrFGjuJSI BzEQ== X-Gm-Message-State: AOAM532xRmqzRl4QRNrrd3M6ojTCPrhLJA1hv65Y7PMzIs/cnGkDtORc TobwkxrsJ4r4rzySaCtMXLdq9AVtkZ0= X-Received: by 2002:a05:6a00:140e:b0:444:b077:51ef with SMTP id l14-20020a056a00140e00b00444b07751efmr58359238pfu.61.1636115544568; Fri, 05 Nov 2021 05:32:24 -0700 (PDT) Received: from vpn2.localdomain ([161.117.202.209]) by smtp.gmail.com with ESMTPSA id w1sm4600931pgb.50.2021.11.05.05.32.23 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Fri, 05 Nov 2021 05:32:24 -0700 (PDT) From: lance.lmwang@gmail.com To: ffmpeg-devel@ffmpeg.org Date: Fri, 5 Nov 2021 20:32:16 +0800 Message-Id: <1636115536-13580-2-git-send-email-lance.lmwang@gmail.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1636115536-13580-1-git-send-email-lance.lmwang@gmail.com> References: <1636115536-13580-1-git-send-email-lance.lmwang@gmail.com> Subject: [FFmpeg-devel] [PATCH 2/2] avutil/slicethread: Add a maximum constraint of 16 slice threads 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: Limin Wang MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: +gQBLWIQ13gf From: Limin Wang Signed-off-by: Limin Wang --- libavutil/slicethread.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavutil/slicethread.c b/libavutil/slicethread.c index 867ce32..7b3a106 100644 --- a/libavutil/slicethread.c +++ b/libavutil/slicethread.c @@ -104,7 +104,7 @@ int avpriv_slicethread_create(AVSliceThread **pctx, void *priv, if (!nb_threads) { int nb_cpus = av_cpu_count(); if (nb_cpus > 1) - nb_threads = nb_cpus + 1; + nb_threads = FFMIN(nb_cpus + 1, 16); else nb_threads = 1; }