Path: csiph.com!x330-a1.tempe.blueboxinc.net!usenet.pasdenom.info!aioe.org!eternal-september.org!feeder.eternal-september.org!mx04.eternal-september.org!.POSTED!not-for-mail From: Jeff Higgins Newsgroups: comp.lang.java.programmer Subject: Re: scrambled video streams Date: Mon, 20 Feb 2012 05:08:18 -0500 Organization: A noiseless patient Spider Lines: 22 Message-ID: References: <4korj71qhp227p91g9k27dun329l4d4ubv@4ax.com> <9qd0qvFplkU1@mid.individual.net> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Injection-Date: Mon, 20 Feb 2012 10:08:31 +0000 (UTC) Injection-Info: mx04.eternal-september.org; posting-host="BSKXKq4dV+7jFlM4JDctyw"; logging-data="9418"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX19FJvIRog9tPDO29AmuSa0u/oAWgC6l+/I=" User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.16) Gecko/20120207 Icedove/3.0.11 In-Reply-To: Cancel-Lock: sha1:jmXEL/BKFYCz+mnWYnqgdeA5stc= Xref: x330-a1.tempe.blueboxinc.net comp.lang.java.programmer:12186 On 02/19/2012 10:10 PM, Roedy Green wrote: > On Sun, 19 Feb 2012 20:28:14 +0100, "Gavino" > wrote, quoted or indirectly quoted someone who said : > >> See http://ditra.cs.umu.se/jmf2_0-guide-html/JMFExtending.html > > That is good to hear. > > I was thinking about video streaming. You would need some sort of > ReedSolomon codes for transmission through the air, though these would > not be necessary for TCP/IP transmission. > > I have read there is framing info. Is this part of MP3 so something > tacked on. > > What am trying to figure out if it is feasible to somehow scramble an > MP3 stream without carriers of it becoming alarmed. I wonder at what > stages it is possible to scramble, e.g. before compression, after > compression, Are there checksums at various levels of the protocol > that much be preserved?