[MEncoder-users] h264 3-pass mode

[Kevin Downey]

On 1/15/07, Grozdan Nikolov <microchip at chello.be> wrote:
> Hi,
>
> I have a question about 3-pass encoding with x264. I read the man page and
> from what I understand, when I'm doing a 3-pass encoding, I will have to
> encode the movie 4 times.... is this correct???
>
> From what I understand...
>
> 1-pass -> collects statistics
> 2-pass - > reads statistics & bases ratecontrol decision
> 3-pass -> does both, if first reads the statistics then it overwrites them
>
> so, the final pass of 3-pass encoding must be the fourth one, where it reads
> the overwritten statistics and encodes the movie. Is this correct??
>
> Thank you, GN
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#3 happens simultaniously
2 pass encoding is the same

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