From patchwork Thu Dec 10 11:16:27 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andreas Rheinhardt X-Patchwork-Id: 24476 Return-Path: X-Original-To: patchwork@ffaux-bg.ffmpeg.org Delivered-To: patchwork@ffaux-bg.ffmpeg.org Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by ffaux.localdomain (Postfix) with ESMTP id 1AC8044AF7C for ; Thu, 10 Dec 2020 13:18:58 +0200 (EET) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id F0E2168A0EA; Thu, 10 Dec 2020 13:18:57 +0200 (EET) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mail-wr1-f65.google.com (mail-wr1-f65.google.com [209.85.221.65]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 29612689D23 for ; Thu, 10 Dec 2020 13:18:55 +0200 (EET) Received: by mail-wr1-f65.google.com with SMTP id r14so5068615wrn.0 for ; Thu, 10 Dec 2020 03:18:54 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references:reply-to :mime-version:content-transfer-encoding; bh=1o0+0JdNMuzd41P7eE2rLvebPqVkm27kDj6Sx0iAgDk=; b=UCv1YE29poEH4Yrbafs4kMK5eYNznuRiXc9qAk8QNrcsgYzFC47eXcjywlfOukXpN1 yMk+IY8bKadwdzYOhPGWn4iUDGI6iEjt2fPIO7lWU97Gh2PG6LCoph1etc/u3EqkEAVj UFjHkR9go4iTIqOi5i+2s20G+wK7/ZvYtTYuaKkfdkfnYd7WJGKfCrgYxMZK0DwAR1wW CGtoFLxK1Qlmf8yDQTAHhpWqxSRRlMhMnEtRML8aqjkNF5/1Vg+Cui6INsNtxcjTuCo5 nTKF1s19zJqYkMupaG7xsg9SX/Ge5Bl+U5Q7f1h9y37c/+s3z2KSdwFaq5Cfjb4n2CAO b1MQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:reply-to:mime-version:content-transfer-encoding; bh=1o0+0JdNMuzd41P7eE2rLvebPqVkm27kDj6Sx0iAgDk=; b=BW0clMJ/QCgexlc914/QeSkWDly2bQaTsyIvTsMOB8Fsfla0oI04zIHXW7v9ttyPrE MSGBC10aPcY7dawP+37d0CJ7xjeuFgRWf7NNDlG6f3TO8YsySKAKZOe7d8BBYBtk9q0d aALbqRvND+b0fhl4cl0pgX4Kt01WTUbW4OuFIwvxVXH+fHaD5E4MQ9f3mH0M53YU8gEY d5fR/iXAsVarB4rMXQ/TIT5CwtTkTQ8rq+7WfXD1wXQgMq+W6iXDxzXogN8bAYZ6Jsre N7Wqga0m74EcTMhugXa74qbbV4839xqGM2LIW4U3+eSxAII5ZhdEQz91RJrMr4aLdlJA 0dXw== X-Gm-Message-State: AOAM532rnCgBLzeTSM5k4hFnoNAa2sgLgIolpDx4E/0pgOCmjX4/RiTv WoEySp5yguBZrLsgIB2jCsCoqcNDCXd6Pg== X-Google-Smtp-Source: ABdhPJymHU/VnlNPhJf5XzSqxAHBdvo7I81JIPh3ScnGtjPviThV0Rp/HuLPh3QQugfnWrXnyLAWzQ== X-Received: by 2002:adf:e2ca:: with SMTP id d10mr7689419wrj.65.1607599134318; Thu, 10 Dec 2020 03:18:54 -0800 (PST) Received: from sblaptop.fritz.box (ipbcc1aa4b.dynamic.kabel-deutschland.de. [188.193.170.75]) by smtp.gmail.com with ESMTPSA id s133sm8942330wmf.38.2020.12.10.03.18.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Dec 2020 03:18:53 -0800 (PST) From: Andreas Rheinhardt To: ffmpeg-devel@ffmpeg.org Date: Thu, 10 Dec 2020 12:16:27 +0100 Message-Id: <20201210111657.2276739-10-andreas.rheinhardt@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201210111657.2276739-1-andreas.rheinhardt@gmail.com> References: <20201210111657.2276739-1-andreas.rheinhardt@gmail.com> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 09/39] avcodec/msmpeg4dec: Don't initialize unused RL VLCs X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.20 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: Andreas Rheinhardt Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" For the RLTables ff_rl_table[0..2] only the very first VLC is only ever used, so it makes no sense to create 32 of them. This saves 285200B from the .bss segment; this amount of memory is actually saved when this decoder is used. Signed-off-by: Andreas Rheinhardt --- libavcodec/msmpeg4dec.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/libavcodec/msmpeg4dec.c b/libavcodec/msmpeg4dec.c index 49df06a9d7..882dd22dbd 100644 --- a/libavcodec/msmpeg4dec.c +++ b/libavcodec/msmpeg4dec.c @@ -317,9 +317,9 @@ av_cold int ff_msmpeg4_decode_init(AVCodecContext *avctx) for(i=0;i