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A common method is split-and-stitch where the file is cut into pieces and sent to multiple servers for transcode. That way you can transcode a file of any length in a fixed amount of time. Telestreams Episode Engine can do this, but I'm sure Google uses something custom coded.


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A custom video resolution has no bearing on quality here; only the choice of encoder, bitrate/rate factor and other parameters will impact the final result. Youtube's player frame on its site is always 16:9, so if your video has an aspect ratio other than 16:9, YT will automatically add black bars as necessary. No need for the uploader to do so. However, if ...


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As you can imagine, a file that is compressed from 1.96gb to 100mb has lost a lot of information. The question is what you need to do with this film now. If you want to make a version to be shown in cinemas, that's not going to work well since you probably will see compression artifacts etc on a big screen. If you need to create a Sd DVD from it, probably ...


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I could imagine that they also use hardware supported transcoding. A company like Google certainly has the resources to make custom FPGA transcoders and then transcoding speed gets blazing.


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No. There's no such thing. Vimeo will show you a gauge as soon as it starts processing your video.



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