From patchwork Sat Sep 28 02:26:07 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andreas Rheinhardt X-Patchwork-Id: 15356 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 5A18544899A for ; Sat, 28 Sep 2019 05:41:56 +0300 (EEST) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 2789A68A5CC; Sat, 28 Sep 2019 05:41:56 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mail-wr1-f42.google.com (mail-wr1-f42.google.com [209.85.221.42]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id B407B689BD9 for ; Sat, 28 Sep 2019 05:41:49 +0300 (EEST) Received: by mail-wr1-f42.google.com with SMTP id a11so5146059wrx.1 for ; Fri, 27 Sep 2019 19:41:49 -0700 (PDT) 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 :mime-version:content-transfer-encoding; bh=qRANVKMrVpicPDZGGea8sx85W9hPiataNG5JEngbqXo=; b=fbzFuTeu6HbWewUqphMBMavLP9UvPdMohGax1ClM3u4swhweNxLKFs+R/9eAa1Xkm8 jrJqA4XQRQp4MleR4hi0tNAL8lZ/VBgv4J6Jamm5mwzlfeffzedvEgF1iI8k/+43jA1B RMX7GhKY5FoSg5dTWFBe3FLYL4E5jH+TVxuCTx4tQagHwKfWn58pryDGtYXIofkj/wwm cgUOaO7libvhdSeRBGvXnEd4B8/v5d8oFmRGLn6v3fqvWCDvgJB4q8yGSa54+VMvx+w/ Yd1mO8KieQDpXLaNcauU88HjPwructp8YgHWFA9D1cKMuiPeTppW61Q+LfI/EP88PgoM +nrA== 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:mime-version:content-transfer-encoding; bh=qRANVKMrVpicPDZGGea8sx85W9hPiataNG5JEngbqXo=; b=U/XwAPq2FOohgIPEferyUDMEGZOYlsxLKUdHTlbCoGRzXjrLiqtNDZQNBJaxi7IMte kFAo3PILN+JrCFCmsLKYVh0jIdTeKY4nbNAb1nIgnqP1k07GcxNY7ij2njgkwn1JL4E6 /SbRDYrZHEVNE5lXN89ONaVIUx/ldJRTf3VFYK8pjifg8WL1Gw0rntJsJrXSe8kvsS2x Yj+awJEQ1u6toqonIoExkPezj7AohtStZJt/mRUeBRkVVQiekfzC9mIgidd3j+HZkEmQ 5qF99UTsVhwNeDawYIrMcY/8HL9y/eR98VLZ3hp6kWrarUtLXgqxTBSqlw40ibkZhmQm Z2VQ== X-Gm-Message-State: APjAAAXbAEkRq7ZDLUjjj8TEPPY/V4HnzwGePtwLhYwGVYnwgZtIVOm/ SRY6YPGovRAGs8EdMf+3nvwwQJCP X-Google-Smtp-Source: APXvYqyH9ypZC6WitdFR8ktgNt0CPnhreUZMFINyALJ6W5vFcnOTJXeamOk53EW16Zu0YAki2u/nCg== X-Received: by 2002:a5d:5708:: with SMTP id a8mr4916904wrv.240.1569638042302; Fri, 27 Sep 2019 19:34:02 -0700 (PDT) Received: from sblaptop.fritz.box (ipbcc0f857.dynamic.kabel-deutschland.de. [188.192.248.87]) by smtp.gmail.com with ESMTPSA id r7sm4484231wrx.87.2019.09.27.19.34.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 27 Sep 2019 19:34:01 -0700 (PDT) From: Andreas Rheinhardt To: ffmpeg-devel@ffmpeg.org Date: Sat, 28 Sep 2019 04:26:07 +0200 Message-Id: <20190928022610.5903-12-andreas.rheinhardt@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190928022610.5903-1-andreas.rheinhardt@gmail.com> References: <20190928022610.5903-1-andreas.rheinhardt@gmail.com> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH v2 12/15] avcodec/ituh263dec: Fix undefined left shift of negative number 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" Fixes ticket #8160. Signed-off-by: Andreas Rheinhardt --- libavcodec/ituh263dec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/ituh263dec.c b/libavcodec/ituh263dec.c index 1b57e53cad..afc786bd8b 100644 --- a/libavcodec/ituh263dec.c +++ b/libavcodec/ituh263dec.c @@ -1281,7 +1281,7 @@ int ff_h263_decode_picture_header(MpegEncContext *s) for(i=0; i<13; i++){ for(j=0; j<3; j++){ int v= get_bits(&s->gb, 8); - v |= get_sbits(&s->gb, 8)<<8; + v |= get_sbits(&s->gb, 8) * (1 << 8); av_log(s->avctx, AV_LOG_DEBUG, " %5d", v); } av_log(s->avctx, AV_LOG_DEBUG, "\n");