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[79.124.17.100]) by mx.google.com with ESMTP id ne16si16756146ejc.424.2022.02.03.10.47.23; Thu, 03 Feb 2022 10:47:23 -0800 (PST) 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=P3asLeX5; 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 E533C68B14F; Thu, 3 Feb 2022 20:45:47 +0200 (EET) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mail-qv1-f53.google.com (mail-qv1-f53.google.com [209.85.219.53]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 177B368B0E8 for ; Thu, 3 Feb 2022 20:45:36 +0200 (EET) Received: by mail-qv1-f53.google.com with SMTP id g13so3372379qvw.4 for ; Thu, 03 Feb 2022 10:45:36 -0800 (PST) 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 :mime-version:content-transfer-encoding; bh=AKkYzlg+78s7MGuoLWPhP8jZ1HhkpPMIQn+22ovBIK0=; b=P3asLeX5aD20UjY4mqE2rTcl65n9dMeEtz28bleyRFFNm/+9EHO4etkh0Nb3osFKQV lEYMM1nqmZlW8uRFXhkXQTo9JJVUw+QwF5Gk9C4mvRGyIhRESenKd9kHcVucG6nHkxzm Py8fdhSeDAozfleMFdxuvlNd15Yh3TyjFn8lCQpvJRL1XblK+CIjdVnio2Pf3XDpxMzU ngi4K+T9SjNRhNTGj9RpvRdi6AH4hULDWlXDi38zQ0CJdzXFBIA4lDl9DOm/w4xRxJx2 rgCYERSzU9U/46SLNFTvfZl+t+qJ3ld7YJupe+S1xrR07U66gPD6afoJSo/BXYQLdekT o29Q== 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:mime-version:content-transfer-encoding; bh=AKkYzlg+78s7MGuoLWPhP8jZ1HhkpPMIQn+22ovBIK0=; b=hhBKfZZxVfposgpXSc8x/g12EdQQEfQE8/PDfuPo/s7i6t5KKHzVJ9lGHB/Qx2MeWe zXlMcab0XPTjc2DwlfybzI/3wutYgSmhBqXz+y69DCwv+eMvUggSHKX1J+/DGw2zixL9 o0Iaw7AJi/UmH7oXncv4X+tIchZc262D/F1+j0FHQsLVBuJzUjPK4EEYKQVewWibyzKw cVEhsr60nuC6bA15xkVC5+VGhHdpvWC3yCD3392w/TSxIp6R9rPHDIb3ZRU3gDc6dPnL IxKMH/MA8KeVXh12kWrqBgDO8esGPvLyg6nv56Yjd8gIxJJvlg0+ErSw2ukEolr4mz7R 39PQ== X-Gm-Message-State: AOAM532F1JBlgKt7CiC47uJos5iJseX7sHwv9B4GdihgAVfAs8Zl0R+i W06jiuCmh6qPEt3HQcQN0j5GZoawCjlG+A== X-Received: by 2002:a05:6214:1cce:: with SMTP id g14mr13031823qvd.108.1643913934386; Thu, 03 Feb 2022 10:45:34 -0800 (PST) Received: from localhost.localdomain ([151.200.235.219]) by smtp.gmail.com with ESMTPSA id f16sm5947887qtk.8.2022.02.03.10.45.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Feb 2022 10:45:33 -0800 (PST) From: Scott Theisen To: ffmpeg-devel@ffmpeg.org Date: Thu, 3 Feb 2022 13:44:44 -0500 Message-Id: <20220203184450.5491-8-scott.the.elm@gmail.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220203184450.5491-1-scott.the.elm@gmail.com> References: <20220201212056.29712-1-scott.the.elm@gmail.com> <20220203184450.5491-1-scott.the.elm@gmail.com> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH v2 07/13] avpriv_find_start_code(): constify pointer parameters 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 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: XJfnvMAr2JJc Have the compiler enforce not changing the addresses these parameters point to. No functional change. --- libavcodec/internal.h | 6 +++--- libavcodec/utils.c | 4 ++-- 2 files changed, 5 insertions(+), 5 deletions(-) diff --git a/libavcodec/internal.h b/libavcodec/internal.h index 94c41aef0b..dadd8d4a10 100644 --- a/libavcodec/internal.h +++ b/libavcodec/internal.h @@ -313,7 +313,7 @@ static av_always_inline int avpriv_start_code_is_valid(uint32_t start_code) { * @param[in] end A pointer to the past-the-end memory address for the buffer * given by @p p. @p p must be ≤ @p end. * - * @param[in,out] start_code A reference to a mutable @c uint32_t.
+ * @param[in,out] start_code A constant pointer (reference) to a mutable @c uint32_t.
* As input: For no history preset to @c ~0 , otherwise preset to the last * returned start code to enable detecting start codes across * buffer boundaries.
@@ -325,8 +325,8 @@ static av_always_inline int avpriv_start_code_is_valid(uint32_t start_code) { * if no start code was found. */ const uint8_t *avpriv_find_start_code(const uint8_t *p, - const uint8_t *end, - uint32_t *start_code); + const uint8_t * const end, + uint32_t * const start_code); int avpriv_codec_get_cap_skip_frame_fill_param(const AVCodec *codec); diff --git a/libavcodec/utils.c b/libavcodec/utils.c index 80ccde023f..cf92d29f67 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -941,8 +941,8 @@ void ff_thread_report_progress2(AVCodecContext *avctx, int field, int thread, in #endif const uint8_t *avpriv_find_start_code(const uint8_t *av_restrict p, - const uint8_t *end, - uint32_t *av_restrict start_code) + const uint8_t * const end, + uint32_t * const av_restrict start_code) { av_assert0(p <= end); if (p >= end)