From patchwork Thu Oct 20 01:30:33 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Ross X-Patchwork-Id: 38831 Delivered-To: ffmpegpatchwork2@gmail.com Received: by 2002:a05:6a20:4a86:b0:9d:28a3:170e with SMTP id fn6csp659253pzb; Wed, 19 Oct 2022 18:30:52 -0700 (PDT) X-Google-Smtp-Source: AMsMyM6kIxEcOI4Xj7orZecGQiwUAtX+6MThN1nuo6wUX/Qmj4ntVRl94G2o/6mc/Zci0zerefBU X-Received: by 2002:a17:907:c03:b0:781:fd5a:c093 with SMTP id ga3-20020a1709070c0300b00781fd5ac093mr9048522ejc.89.1666229452084; Wed, 19 Oct 2022 18:30:52 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1666229452; cv=none; d=google.com; s=arc-20160816; b=nLZ27FJtQsU0MjB56s9BxIU/h9xXuhE38d2o57UFvDTsDbqUiqpoIesN0hsTJcAjQ0 PGn4yF0/k8L9fdlvTvOnYR6frH5r9uun8Pg6m6vVwDA/U7xAt+NAXnBgu0FcEcqolWgV FAHrgUA3uZNQN5y5625xBjLPTHWAaEKRZOJjDnC7ydsRV7gTX9Drpf0YYD/A7RgQmjet 1wp3bQpnF6ls+p2zd5OGogLiHtFhmbsU133cG0A7dCr89T6rsqXhpEXizVxLtvPELIWs LI1nVOCQqPk7HqqAXaU6TQa9Rf9E0Y/nRNCiamQrWNYkfb920Nedftms3EPxUT96ymGP G82w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:reply-to:list-subscribe:list-help:list-post :list-archive:list-unsubscribe:list-id:precedence:subject :in-reply-to:mime-version:references:message-id:to:from:date :delivered-to; bh=8FSj26Pi1aSHYuyTKPWyy2lvoBaPYRZcixPeAOFyZ1U=; b=hszfpizZ96QwPa8JEOCmUYmEapBegqH0PA3TeIdzfUxqp2jq2xDaJbD7umKep64Kwb UwXU+r0yzYi+eQ6E0EiQulkx1lIzYhJ82HEtYN/Q2QA86sy+STR1TRZTUX7WqgUyDtIq 1i8nWQvLpBJgWLY5UUFejnCQ0z+wepjIn6H9HyAiVcr/NUtXcGeCrrdVHFGEz5IctUsn FYUkwr+vTdxnjZYg+Ve6BkS6X/N6kKpgUdEF+8oFPCPW6DpGUdzg+cru8TFGTwo0SK1d mXszTGAkjwZRCujNbByckRkQd4aB+8dfv8zLa3Cjny8PqQ+THoiTHvlyTdqu515C7kfF 2tCQ== ARC-Authentication-Results: i=1; mx.google.com; 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 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org. [79.124.17.100]) by mx.google.com with ESMTP id cr17-20020a170906d55100b00791994dfb9esi7790040ejc.491.2022.10.19.18.30.51; Wed, 19 Oct 2022 18:30:52 -0700 (PDT) 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; 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 Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 4B75468BDB1; Thu, 20 Oct 2022 04:30:49 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mx.sdf.org (mx.sdf.org [205.166.94.24]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 872F868BBD2 for ; Thu, 20 Oct 2022 04:30:42 +0300 (EEST) Received: from b8bd93e02b7f3cc8eb447cfd70474c2e ([1.145.213.234]) (authenticated (0 bits)) by mx.sdf.org (8.15.2/8.14.5) with ESMTPSA id 29K1UaNm026331 (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256 bits) verified NO) for ; Thu, 20 Oct 2022 01:30:40 GMT Date: Thu, 20 Oct 2022 12:30:33 +1100 From: Peter Ross To: ffmpeg-devel@ffmpeg.org Message-ID: <48a2b0b2ccefd79444b467e7d69527028ee5f3cb.1666229366.git.pross@xvid.org> References: <406d03fabf0bcf44fbfc894cf9960e3ad3947caf.1666229366.git.pross@xvid.org> MIME-Version: 1.0 In-Reply-To: <406d03fabf0bcf44fbfc894cf9960e3ad3947caf.1666229366.git.pross@xvid.org> Subject: [FFmpeg-devel] [PATCHv2 3/4] avcodec/svq1enc: output ident string in extradata field 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: 2Iqj9xPBm4N3 This will enable the acurate identification of FFmpeg produced SVQ1 streams, should there be new bugs found in the encoder. --- libavcodec/svq1enc.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/libavcodec/svq1enc.c b/libavcodec/svq1enc.c index 9bd5a04368..6aacaef88d 100644 --- a/libavcodec/svq1enc.c +++ b/libavcodec/svq1enc.c @@ -41,6 +41,7 @@ #include "svq1.h" #include "svq1encdsp.h" #include "svq1enc_cb.h" +#include "version.h" #include "libavutil/avassert.h" #include "libavutil/frame.h" @@ -628,6 +629,14 @@ static av_cold int svq1_encode_init(AVCodecContext *avctx) ff_h263_encode_init(&s->m); // mv_penalty + if (!(s->avctx->flags & AV_CODEC_FLAG_BITEXACT)) { + avctx->extradata = av_malloc(sizeof(LIBAVCODEC_IDENT)); + if (!avctx->extradata) + return AVERROR(ENOMEM); + memcpy(avctx->extradata, LIBAVCODEC_IDENT, sizeof(LIBAVCODEC_IDENT)); + avctx->extradata_size = sizeof(LIBAVCODEC_IDENT); + } + return 0; }