From patchwork Wed Dec 15 09:32:26 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul B Mahol X-Patchwork-Id: 32519 Delivered-To: ffmpegpatchwork2@gmail.com Received: by 2002:a6b:cd86:0:0:0:0:0 with SMTP id d128csp8031820iog; Wed, 15 Dec 2021 01:32:41 -0800 (PST) X-Google-Smtp-Source: ABdhPJyTavPAqpYpul4NGL3hEfrYTxGp9XgpmV+xZ53ll4d/5y9Fqnns2fX+cKlHtfmDGEfSjvPR X-Received: by 2002:a17:907:7ba8:: with SMTP id ne40mr10186452ejc.391.1639560760860; Wed, 15 Dec 2021 01:32:40 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1639560760; cv=none; d=google.com; s=arc-20160816; b=uMyBnqZTQ0WarGtosySOatrFTL7AZFEVW3iyFu3Hq0lFcXwoKKXNVtBq7P4LYqa3Db MT+o1Vezu/g8EWiF+Ryf0ViAtEhguoJGZuHP9g1z1F+ZMgdC4jWRKVnpPeEhK/JbzQ+B EwvhOjVeiHgH4/11gCzIreb+mu79qOv6N2obpVwWMkDLZcYxEI95yQdN8//gzyg/n+tT rIbXVkjUPT5gG6YD2KTXX47pjhwPBdvupREzr6fOBZfvlqQr2HPDZsr6MN41/6lxSve3 z/1H580EbazsYxfSmhMLhVQttY8AAAQ4+8eCUtx2Cw9ZnoKhV3B4OmE5UFrWWm6lf9YI kFoQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:content-transfer-encoding:reply-to:list-subscribe :list-help:list-post:list-archive:list-unsubscribe:list-id :precedence:subject:mime-version:message-id:date:to:from :dkim-signature:delivered-to; bh=MgT+jkDEw75Yu7n+bOJlgB5UBe0pYhiS3WP6aeUVPas=; b=sTkncZQjt+jR/uwp/VRKYeyB0Dylt5o1BR+4HROD2ATjC1Ja8jrxttQAnuP3KD2BJ4 A7lDZjPjHFPLrmL9+9AEdqI28e252oUaNERZk1pV7SFoNLoCfIkU4/mL+/7bbEoBKgK5 kq76IeqTKz/cS+kMDJBObb0ODAtbLCgZ8CuBsGWaM113GzadN2It6ZW2sCCwCszXl1l9 zzmnlzSl2iQHQhSsUm2HC2RGwy8/MGFb7WlfWGJUrZ0721VWBtiYXEadiQBFt813mHH6 X0XerBionIqSt29e1OPHgv2VP2zou4oHkdpcpMMwddoyeugOoHAhXl60MLAhl0jaM+KU LA0g== ARC-Authentication-Results: i=1; mx.google.com; dkim=neutral (body hash did not verify) header.i=@gmail.com header.s=20210112 header.b=nRBfakSo; 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 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org. [79.124.17.100]) by mx.google.com with ESMTP id qw2si1298276ejc.118.2021.12.15.01.32.39; Wed, 15 Dec 2021 01:32:40 -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=nRBfakSo; 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 D4E9F68AF6E; Wed, 15 Dec 2021 11:32:33 +0200 (EET) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mail-wm1-f51.google.com (mail-wm1-f51.google.com [209.85.128.51]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 3410068A94E for ; Wed, 15 Dec 2021 11:32:26 +0200 (EET) Received: by mail-wm1-f51.google.com with SMTP id p18so16090399wmq.5 for ; Wed, 15 Dec 2021 01:32:26 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:subject:date:message-id:mime-version :content-transfer-encoding; bh=HbhHomBvE0NMiq7UL4tFImkdHnIsU55/MVSyYSzKnZE=; b=nRBfakSoN0SbLJguofw38PWxNtfiuz8fyqOpYIgpe7wZdw+x55rqsx3OHbCeGwpbAl Dxi9B++Sd+PcOw4ZNd4HA6W1pEroOjsRmxZH4iwfDtavlbSZaFjA4SVYdl0odhCqcz2e vEggb41NrLq4XQdkmhC6kywk+aFm1Lr0TNPNRhxeprZXOo1H313KTa+O3/hF2r+6HBV9 poLZhXKbuqSFyYNKZk5bvJ5upvb5G6Z5nQl4/VkESohJ7QJhlYJ4C3aT3KCFS8aVcnQ7 AqH7h2OlZ99TiXsXxqsdAS+igffEJKsV8FO7rdt4Um22xBTNbqIOZGcxGW7qMjr1vwbt x+7Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:subject:date:message-id:mime-version :content-transfer-encoding; bh=HbhHomBvE0NMiq7UL4tFImkdHnIsU55/MVSyYSzKnZE=; b=JJXvty26/Gqpcb7xtxsaJ9fUl7n5XOB8mcAiJYczRuebKlXpJbPH910IeUaQWX6uA1 AsTWlDNXc2SqIQea/WUFT6pB/sRrr/ZuJ9QErJsdaAEfmGNRpCBWbSBae5HDX0SXJuSG PmmiPibnTpnTnvVCJT9s/scRpkr5Z45qFWFZJ8rSeWknQIhJBsFwLygYjp9J1MJEH7Gf 4ZfqjDChfsnLFmiOTQJpkMVIUUD0JsOeHhOZ2YQCo91iKAOtoXNhGrCce2rqN8WCWTHn r07YooHYYq3Zt+Kf+DeaD6FjZ1G5tEKmuC9cLQRxPR+Bo60kIzStSBXIOFM1CqxEkELY Hklw== X-Gm-Message-State: AOAM5300ABcJJVcIZ8LDJw9M1sxeNLckcJ4dOGS9/+CrL7gkVY1i/68v z67M9gpnMLc/oy3mV7DG7WPS4BUcGhc= X-Received: by 2002:a05:600c:1993:: with SMTP id t19mr3878344wmq.21.1639560745595; Wed, 15 Dec 2021 01:32:25 -0800 (PST) Received: from localhost.localdomain ([95.168.116.164]) by smtp.gmail.com with ESMTPSA id r62sm1242846wmr.35.2021.12.15.01.32.24 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Dec 2021 01:32:25 -0800 (PST) From: Paul B Mahol To: ffmpeg-devel@ffmpeg.org Date: Wed, 15 Dec 2021 10:32:26 +0100 Message-Id: <20211215093226.916072-1-onemda@gmail.com> X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH] avcodec/cdgraphics: unbreak rendering of vertical scrolling 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 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: yX/FnhuYTL1e Signed-off-by: Paul B Mahol --- Fixed decoding of https://0x0.st/-F5w.cdg --- libavcodec/cdgraphics.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/cdgraphics.c b/libavcodec/cdgraphics.c index 731d800666..c9e265fa53 100644 --- a/libavcodec/cdgraphics.c +++ b/libavcodec/cdgraphics.c @@ -218,7 +218,7 @@ static void cdg_scroll(CDGraphicsContext *cc, uint8_t *data, /// find the difference and save the offset for cdg_tile_block usage hinc = h_off - cc->hscroll; - vinc = v_off - cc->vscroll; + vinc = cc->vscroll - v_off; cc->hscroll = h_off; cc->vscroll = v_off;