[ExtractStream] Something for the programmers...

[Edmond E. Shwayri]

On my TiVo the TY stream is composed of :

TY Header + Good Stream Data + 1 Chunk Of Bad Data + TY Header + Good 
Stream Data + 1 Bad Chunk...

splitstream should correctly identify these bad blocks. Their time-code is 
off.

At 06:00 AM 4/12/02, you wrote:
>I may have stumbled onto some insight into timecode skips and stream
>oddities, but I'm not educated enough to know. I have been using
>ExtractStream 0.3 and the 0.3 version that came with TiVo app off and
>on. I was losing several seconds of shows at the ty stream breaks so
>I started mucking with sendstream. On one half-hour Futurama show, I
>recently used ES for the first and third segments, and had to use SS
>on the 2nd because ES was skipping large amounts of bad blocks (at
>least a couple seconds of a funny part). I then used TyConvert.exe
>on the 2nd segment to split it into 2 files like the ones I got from
>ES. After using TyConvert with the "Don't skip bad blocks" option
>turned on, I muxed the audio and video with TMPGEnc and noticed that
>roughly the first second of video was from a previous Futurama
>episode. The audio was correct, but the first half second of video
>was clearly from another episode (that's on my TiVo somewhere), and
>the 2nd half second was sort of a blurry blend between the wrong show
>back into the correct show. So is Sendstream (0.2) messing up? Do
>the files on the TiVo actually contain these artifacts from other
>shows? Do the mfs tools or drive expansion methods cause some minor
>glitches like this? Were it not for that one second glitch, I would
>have a flawless backup of the show. If I went back to 1 virgin
>drive, would I have this problem?
>
>I am willing to do anything you might need of me to help look into
>this.
>
>**TiVo software 2.5.1, with an HDR212 upgraded to dual 60 gig drives
>using the Hinsdale voodoo.
>
>
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