Yes, this option does help. I really appreciate your help, Baptiste
Alex --- On Mon, 6/2/08, Baptiste Coudurier <[EMAIL PROTECTED]> wrote: > From: Baptiste Coudurier <[EMAIL PROTECTED]> > Subject: Re: [libav-user] Is mkv well suppoted in ffmpeg? > To: "Libav* user questions and discussions" <[email protected]> > Received: Monday, June 2, 2008, 2:39 PM > Hi, > > Alex Song wrote: > > Hello, > > > > I tried the following > > > > mkvextract tracks a.mkv 1:a.mkvtool.264 > > > > and > > > > ffmpeg -i a.mkv -f h264 -vcodec copy a.ffmpeg.264 > > > > The first several bytes of a.mkvtool.264 is start code > of h264 and > > "file a.mkvtool.264" shows it's JVT NAL > sequence. But first several > > bytes of a.ffmpeg.264 is "00 00 9f 1e 65 88 > 80" and "file > > a.ffmpeg.264" shows it's just data. > > > > Did I do something wrong with the options of ffmpeg or > mkv is not > > supported well in ffmpeg? > > > > I suspect you need a bitstream filter to recreate annex b > bitstream, > see -vbsf h264_mp4toannexb > > -- > Baptiste COUDURIER GnuPG Key > Id: 0x5C1ABAAA > Smartjog USA Inc. > http://www.smartjog.com > Key fingerprint > 8D77134D20CC9220201FC5DB0AC9325C5C1ABAAA > _______________________________________________ > libav-user mailing list > [email protected] > https://lists.mplayerhq.hu/mailman/listinfo/libav-user __________________________________________________________________ Get a sneak peak at messages with a handy reading pane with All new Yahoo! Mail: http://ca.promos.yahoo.com/newmail/overview2/ _______________________________________________ libav-user mailing list [email protected] https://lists.mplayerhq.hu/mailman/listinfo/libav-user
