From owner-freebsd-multimedia@FreeBSD.ORG Tue Apr 18 16:07:42 2006 Return-Path: X-Original-To: freebsd-multimedia@freebsd.org Delivered-To: freebsd-multimedia@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 82E9616A401 for ; Tue, 18 Apr 2006 16:07:42 +0000 (UTC) (envelope-from csabamolnar@gmail.com) Received: from uproxy.gmail.com (uproxy.gmail.com [66.249.92.172]) by mx1.FreeBSD.org (Postfix) with ESMTP id A60D443D67 for ; Tue, 18 Apr 2006 16:07:29 +0000 (GMT) (envelope-from csabamolnar@gmail.com) Received: by uproxy.gmail.com with SMTP id m3so674140ugc for ; Tue, 18 Apr 2006 09:07:28 -0700 (PDT) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:reply-to:to:subject:date:user-agent:references:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:message-id:from; b=q51FNcJ/KWKzjoF3f/nethrldhdU39VURh9s2/WKefynMNqalqbmwCTz8bh/0k530wsIL+aG4fyNXzUXYqDDNuGVlbb0Smt2zReGQXPBTuFCHFlqaehy/FSvZpOZDokWU7GnLF7carz9MuHF2lvqxi4FnkvcRUqoiyV47Ihpi58= Received: by 10.66.234.18 with SMTP id g18mr3715183ugh; Tue, 18 Apr 2006 09:07:28 -0700 (PDT) Received: from ?172.19.5.120? ( [193.6.168.4]) by mx.gmail.com with ESMTP id m1sm111803uge.2006.04.18.09.07.27; Tue, 18 Apr 2006 09:07:27 -0700 (PDT) To: freebsd-multimedia@freebsd.org Date: Tue, 18 Apr 2006 18:07:26 +0200 User-Agent: KMail/1.9.1 References: <20060418155806.81998.qmail@web30304.mail.mud.yahoo.com> In-Reply-To: <20060418155806.81998.qmail@web30304.mail.mud.yahoo.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8bit Content-Disposition: inline Message-Id: <200604181807.27060.molnarcs@gmail.com> From: Csaba Molnar Subject: Re: ffmpeg question X-BeenThere: freebsd-multimedia@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: molnarcs@gmail.com List-Id: Multimedia discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 18 Apr 2006 16:07:42 -0000 2006. April 18. 17:58 dátummal R. B. Riddick ezt írta: > --- Joe Auty wrote: > > Nothing, except the files are very large... Since I plan to record > > every night, this space consumption will add up quickly. > > I personnally use this command (and arguments) to compress my PVR250 movies > mencoder -ovc lavc -oac mp3lame -noaspect -lavcopts vbitrate=1111 > -lameopts abr:preset=50 -o $2 $1 > > $1 denotes the input file or "-" for standard input (e. g. cat /dev/cxm0 | > mencoder..., but this is a little bit risky, when the mencoder process > needs more time than the pipe-buffer can compensate; so u should write > little chunks (4GB or so - est. 1h) to ur harddisc before u compress them) > $2 denotes the output file > I use this to capture. Bitrate is very high of course, but usually I don't know if I want to keep the captured programme or not. This produces very good quality captures. If the captured programme is a keeper, I use another script to reencode it to mpeg4. #/bin/sh! echo "Enter time in minutes" echo "Setting mixer values to: " mixer =rec line mixer vol 75 mixer pcm 75 mixer line 00 mixer rec 60 mixer ogain 40 if [ -z "$1" ] || [ -z "$2" ]; then echo "" echo "usage: tvrec_ffmpeg.sh