2009/7/6 Sandip Bhattacharya <[email protected]>:
> John Detwiler wrote:
>
>> (5) Then reduce the bit-rate (to, say, 2000kb/s):
>> ffmpeg -i foo.mpg -pass 1 -passlogfile foo-log -target ntsc-dvd -b
>> 2000k foo-output_pass1.mpg
>> ffmpeg -i foo.mpg -pass 2 -passlogfile foo-log -target ntsc-dvd -b
>> 2000k foo-output_pass2.mpg
>
> You are spending un-necessary time in pass 1. That output is thrown away. So
> you might as well specify the output as /dev/null. Also, the purpose of that
> pass is just to create the logfile for the video. So you can disable audio
> in that pass using -an.
hey, is that true? then the cinelerra manual could have an update with
that info, specially this section for encoding in flv format:
http://cinelerra.org/docs/split_manual_en/cinelerra_cv_manual_en_20.html#SEC276
I can submit this as a patch or to the wiki, if you people think it's ok
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