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 E22FE44587 for ; Fri, 16 Sep 2022 18:20:34 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id D913568BBF4; Fri, 16 Sep 2022 21:20:19 +0300 (EEST) Received: from mail-qv1-f45.google.com (mail-qv1-f45.google.com [209.85.219.45]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id B65A568BBF4 for ; Fri, 16 Sep 2022 21:20:11 +0300 (EEST) Received: by mail-qv1-f45.google.com with SMTP id m9so17247591qvv.7 for ; Fri, 16 Sep 2022 11:20:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date; bh=0pRbvpZKHvYp+aRrC9WxdCO3h7/5O+mMKcWqXWIMK9k=; b=MeBO52Py0/exX7fc81s0c4mAawOG2wzlRPWQuHUBuDG+Z1GkXmbPxpikdM2VmW2I3X l5uXKoh3JWGocq07OskkZt1pBkY4cK64Ym5q3/kGLM63RCzXj9q0Mx0GOYQHBAbrJqol +PJVFZRNJaBDMzqvw7ZU123fcVo0usYmgiVbW0D4/Sw9ZTBdJDrt/As0RKMDf+VJh/+J nmQYLRjuPr7QJMbLxqh0fum1NHJAe8VV8mrbdTwFb+JDUglb8OMrCkdS1uuapkEXMaAH 2OgF72ZVnPDqQcdfJLrVCqyOFlGtXXmU6dMNDyG7aMFeBBbdG/udrGnqIhoJVFJKcMrW 5caA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date; bh=0pRbvpZKHvYp+aRrC9WxdCO3h7/5O+mMKcWqXWIMK9k=; b=6K5SdWEI/XG8Ad5lmXuAZ+ftR5M0wW1xbfmPm3GUQ3U2xE2j/K3QBG5Q///TyAyaJ9 v7BIWRCE0OfdmjQ94rvH5s5O+XLmfDUPEmZy1kE4TPcxqkG1oe9+GwjfL0daS2tLvPYo jV+HKmzY4i7ACZha/aC0mPaBeDq53nPVbjtgnrgPZDb7YFe53tj9utJdfaSdvXrwW1Un j15S+w73mrOCk/jAlmvV8eJ8OCLmJQ0Ue8NfoRWQ/ZVe+Illz2Iv4QuKYiRo/JOTFzXe DCjGJx3I1N0pvEjybGojQ1CK9aG/rQD3d0b1St0KgGfgkICNLRJIvedmX/TTZYhlgwGf bb8w== X-Gm-Message-State: ACrzQf3hX2uvvaGKuQ+gC4e++qegPNYiKb3B1zlwnS0YAtpO2+ghBpOy VupAdCUXJ5hM3SJ3a20MX0hpJrZRgdI= X-Google-Smtp-Source: AMsMyM7yMcfcLT+uI+fAbSs/+3V2ixPOiDhYPC97FSSWAMc3/pcHGURMZELw3ioFvNo3bwDMJ59E8g== X-Received: by 2002:ad4:5c6a:0:b0:4a2:6356:e6b with SMTP id i10-20020ad45c6a000000b004a263560e6bmr5087976qvh.71.1663352409464; Fri, 16 Sep 2022 11:20:09 -0700 (PDT) Received: from scott-desktop.. (pool-71-114-80-52.washdc.fios.verizon.net. [71.114.80.52]) by smtp.gmail.com with ESMTPSA id l10-20020ac8724a000000b0035cb9531851sm5148098qtp.65.2022.09.16.11.20.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 16 Sep 2022 11:20:08 -0700 (PDT) From: Scott Theisen To: ffmpeg-devel@ffmpeg.org Date: Fri, 16 Sep 2022 14:19:56 -0400 Message-Id: <20220916182002.122699-3-scott.the.elm@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220916182002.122699-1-scott.the.elm@gmail.com> References: <20220201212056.29712-1-scott.the.elm@gmail.com> <20220916182002.122699-1-scott.the.elm@gmail.com> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH v4 2/8] avpriv_find_start_code(): readability enhancement part 1 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: Scott Theisen 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: No functional change. --- libavcodec/utils.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/libavcodec/utils.c b/libavcodec/utils.c index 2f57418ff7..d6ab21b1a0 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -1006,10 +1006,11 @@ const uint8_t *avpriv_find_start_code(const uint8_t *av_restrict p, } } - p = FFMIN(p, end) - 4; - *state = AV_RB32(p); - - return p + 4; + if (p > end) + p = end; + // read the previous 4 bytes, i.e. bytes {p - 4, p - 3, p - 2, p - 1} + *state = AV_RB32(p - 4); + return p; } AVCPBProperties *av_cpb_properties_alloc(size_t *size) -- 2.34.1 _______________________________________________ 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".