From patchwork Thu Dec 10 11:16:32 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andreas Rheinhardt X-Patchwork-Id: 24507 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 D3BA944AFC6 for ; Thu, 10 Dec 2020 13:25:14 +0200 (EET) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id B664E68A76A; Thu, 10 Dec 2020 13:25:14 +0200 (EET) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mail-lj1-f194.google.com (mail-lj1-f194.google.com [209.85.208.194]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 6D69668A43D for ; Thu, 10 Dec 2020 13:25:13 +0200 (EET) Received: by mail-lj1-f194.google.com with SMTP id b10so3940548ljp.6 for ; Thu, 10 Dec 2020 03:25:13 -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=Qzt6RQe+TWeZKZirutOs8Ip5v3UDyGJh2dC2ayWdWEA=; b=EhFQWqrotXT7YOo+wDi4M9s+U1Us2gwSqXx3kLsHzYK1mbMjCNyesiB3UaUfLRYpVF NFXiHdADhN4zG/K+Z13asBPuUxTqzZvazq859So9AbmTKvoasMHvQMk8Q+ijqNwsL2ZT wsWAm5F99xNWD4Oh5gIrLVTDhM/pzSFrvGChHIaEyT7BCjjSX97907h4fcTlCK1g+qAB w38Kwqq12DwkbFX+KTxAR3d+ckMEraV5t6/V+NeY2jI6B5SXSr88WhS6T1Ae0VBHV0Kt DiEUlHRvq3rZ2a6M7Tl3V6uVhbknX3Te8aqBTkU9K+ygpjgrLTdZ84UEsygSTUGp86tp Uyyw== 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=Qzt6RQe+TWeZKZirutOs8Ip5v3UDyGJh2dC2ayWdWEA=; b=KV1HSNSsBVFrmu1KeM1xhK2HlT9ho+pQwSD8pc6d5ejmkkoCmdT0IN3WwEsYFZ/GW/ H7mHS0J49gstpspmRxs+cVy9msT4KEsi16xaQDSmpaDUzjQ1VOANizODty+vZIq6TFEr bUnKYsYLcCbPBkQwvKDExSa+m1tvnqlmzVO5jPMdHR/EfT7enG8mgWyIUsGTk3UBqS70 Bjh2q8NqAWGmJT7PSlw1ezHLMEw1HEcs1DhZ3/hikrfR6Hk64I5EFVbZeY9cWNANY/AO zmHXLH+laVC+o2qGYHnpcQ85aqe6u6B8+soPbJdFmgDrEh0OhUgtNQYLVSn+YEsY+G5+ GndQ== X-Gm-Message-State: AOAM532kfhBCgS1wM+PApN0VaRDflJbIsI091wPQ5tH8OuqAn9MjiFBP 77UtC3mRQOMMZNo3Pk5NddFHvva3+2PQ7Q== X-Google-Smtp-Source: ABdhPJysFqsw3nQpuD2b1MqtejzyMIxATNfD8o1cmszRUs58GDQ3vj78R7gmu41ey2Ay/JtkwZFb8w== X-Received: by 2002:a5d:5147:: with SMTP id u7mr7825245wrt.114.1607599139714; Thu, 10 Dec 2020 03:18:59 -0800 (PST) Received: from sblaptop.fritz.box (ipbcc1aa4b.dynamic.kabel-deutschland.de. [188.193.170.75]) by smtp.gmail.com with ESMTPSA id s133sm8942330wmf.38.2020.12.10.03.18.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Dec 2020 03:18:59 -0800 (PST) From: Andreas Rheinhardt To: ffmpeg-devel@ffmpeg.org Date: Thu, 10 Dec 2020 12:16:32 +0100 Message-Id: <20201210111657.2276739-15-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 14/39] avcodec/h261dec: Don't use too big max_depth in get_vlc2() 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" Signed-off-by: Andreas Rheinhardt --- libavcodec/h261dec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/h261dec.c b/libavcodec/h261dec.c index dfa779b574..374d17dfba 100644 --- a/libavcodec/h261dec.c +++ b/libavcodec/h261dec.c @@ -431,7 +431,7 @@ static int h261_decode_mb(H261Context *h) // Read cbp if (HAS_CBP(h->mtype)) - cbp = get_vlc2(&s->gb, h261_cbp_vlc.table, H261_CBP_VLC_BITS, 2) + 1; + cbp = get_vlc2(&s->gb, h261_cbp_vlc.table, H261_CBP_VLC_BITS, 1) + 1; if (s->mb_intra) { s->current_picture.mb_type[xy] = MB_TYPE_INTRA;