On Thu, 2005-08-18 at 13:43 -0400, Isaac Richards wrote: > > AVI assumes that audio + video data is at a constant framerate.
Ahhh. OK. > It doesn't > have any concept of timestamps. For regular TV, that's just not true. For > stuff recorded by a soundcard, that's even less true - the soundcard's clock > varies over time. Indeed. > You ask for 48000 samples per second, and what you get > won't be that exactly, and will change over time as well. Right. > In a nuv file, each frame of video, and each packet of audio has a timestamp > associated with it. I don't know much about OGG either, but would NUV re-contain into an OGG container any better? > There are also additional constructs for dealing with > skipping individual frames (for exact frame-level cuts during a transcode > without reencoding), and other various things that make it rather ideal for > dealing with stuff recorded from a tuner card. Are those in the MPEG4 stream or the NUV container? They probably could be dropped assuming OGG were better suited to re-containing (i.e. if it has timestamps, etc.) b. -- My other computer is your Microsoft Windows server. Brian J. Murrell
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