From patchwork Sun May 24 01:04:50 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lance Wang X-Patchwork-Id: 19827 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 4037F449D53 for ; Sun, 24 May 2020 04:11:10 +0300 (EEST) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 25E1A68A3AF; Sun, 24 May 2020 04:11:10 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mail-pf1-f193.google.com (mail-pf1-f193.google.com [209.85.210.193]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 57DA46898AE for ; Sun, 24 May 2020 04:11:03 +0300 (EEST) Received: by mail-pf1-f193.google.com with SMTP id 23so7012898pfy.8 for ; Sat, 23 May 2020 18:11:03 -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; bh=swKGdIWRL0IzqgEumPj6uSxpVsNncP1yOVwqocsnQI0=; b=G/owOvl5m/mbTNwN/18cXqV+zJH2Q30mV5aNoesngsr/yDo6+dBP7ddzXz6oPasxUy /yD+v9iR3f2+3JSl25VkUfqp6MoADONzJnG2cpTyYmYZq2H6UP5CqAgIxMsGCYwUvW2K cYJjBXzjmsskWK8pOF18aEejmEIgqDD7eHR+MF2MszZZ5mccAwpUmcPJ4eKDz+Ym8yYL TA6idexz9Z2AfHkR8BFvdoECXR6QMGINZzwpavz6u/A+7robgKfldfjHQVhtQBONEPR9 F0wfE05SJ4nI7juHFWjnvZ3USmP9mbEyJPm+yJzQ8xqHRI+MEwb3bBbQDMgZiEDR4TM7 mTeA== 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; bh=swKGdIWRL0IzqgEumPj6uSxpVsNncP1yOVwqocsnQI0=; b=TvfHpNKhWIjdloZP6P0YKnoTOCWISM+4mbtDjrBtvtYWKDBTFhHdXXgovv3ecODRu8 1tM1gOZay06CHFL6a5IBu61bunBVL8ZFVgntxUKFSHpN2HWJzaSDcgtEU3fa/yJYalno zpYboyk+6wU8Uc8GopT/UCBbmQzGJd10czq4zIKNfg0iT15V4FfAGOVrpC6xluQbHznr BevQPUJXBnqpxP/7yuJb1UN6rs6bbP9Yul7Q5xcEVofKANP1VEs9oj4qsq1EaBRrleMe HKXTuogCkj/gJ3hRExI9iJX0MZTV5jMZ5cIptkXtzgiRmG6yfI3PlaflJL6vktd+CVQ/ 0EfA== X-Gm-Message-State: AOAM532qBviB28qrMVY787rh1FzqCroq49d2F/x9TkkmxoVwfDLsd9wA HCYiOa768EOrSlkzbtnZOKGDmx5E X-Google-Smtp-Source: ABdhPJxLoG2dTqHya15YC6Ydjnel2jw6YhJqR2Jd2lCMhEUNjt8Ko9l3m/Pniblb0a6vxCH249Ry3A== X-Received: by 2002:a63:4d0c:: with SMTP id a12mr19857510pgb.449.1590282661019; Sat, 23 May 2020 18:11:01 -0700 (PDT) Received: from vpn2.localdomain ([161.117.202.209]) by smtp.gmail.com with ESMTPSA id gg8sm9731693pjb.39.2020.05.23.18.10.59 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sat, 23 May 2020 18:11:00 -0700 (PDT) From: lance.lmwang@gmail.com To: ffmpeg-devel@ffmpeg.org Date: Sun, 24 May 2020 09:04:50 +0800 Message-Id: <1590282291-20859-2-git-send-email-lance.lmwang@gmail.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1590282291-20859-1-git-send-email-lance.lmwang@gmail.com> References: <1589900073-4183-1-git-send-email-lance.lmwang@gmail.com> <1590282291-20859-1-git-send-email-lance.lmwang@gmail.com> Subject: [FFmpeg-devel] [PATCH v6 2/3] avdevice/lavfi: support the dumpgraph with options 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: Limin Wang MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" From: Limin Wang Signed-off-by: Limin Wang --- doc/indevs.texi | 15 +++++++++++++-- libavdevice/lavfi.c | 2 +- 2 files changed, 14 insertions(+), 3 deletions(-) diff --git a/doc/indevs.texi b/doc/indevs.texi index 6f5afaf..7ec7062 100644 --- a/doc/indevs.texi +++ b/doc/indevs.texi @@ -973,8 +973,13 @@ Set the filename of the filtergraph to be read and sent to the other filters. Syntax of the filtergraph is the same as the one specified by the option @var{graph}. -@item dumpgraph -Dump graph to stderr. +@item dumpgraph @var{options} +Dump graph to stderr with more options + +options is a ':'-separated list of @var{key=value} pairs. + +Set the graph with graphviz DOT format by @var{fmt=dot|DOT}, +set the filename of filtergraph to output by @var{filename=path}. @end table @@ -988,6 +993,12 @@ ffplay -f lavfi -graph "color=c=pink [out0]" dummy @end example @item +dump the filter graph with graphviz DOT output format to ./test.tmp +@example +ffplay -dumpgraph fmt=dot:filename=./test.tmp -f lavfi color=c=pink +@end example + +@item As the previous example, but use filename for specifying the graph description, and omit the "out0" label: @example diff --git a/libavdevice/lavfi.c b/libavdevice/lavfi.c index c949ff7..fa75fde 100644 --- a/libavdevice/lavfi.c +++ b/libavdevice/lavfi.c @@ -493,7 +493,7 @@ static int lavfi_read_packet(AVFormatContext *avctx, AVPacket *pkt) static const AVOption options[] = { { "graph", "set libavfilter graph", OFFSET(graph_str), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, DEC }, { "graph_file","set libavfilter graph filename", OFFSET(graph_filename), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, DEC}, - { "dumpgraph", "dump graph to stderr", OFFSET(dump_graph), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, DEC }, + { "dumpgraph", "dump graph to stderr with more options", OFFSET(dump_graph), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, DEC }, { NULL }, };