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2-pass in File output mode?

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2018-03-19
2018-03-19
  • sourcesearcher

    sourcesearcher - 2018-03-19

    Hello and thanks again for your wonderful work.

    Using Premiere and x264vfw in File Output mode for a 2-pass operation. In 1-pass CRF mode, I always get two resulting files, the one entered in Premiere (let's call it "Premiere.avi") and the one entered in x264vfw ("x264vfw.avi"), the latter being the final video file.

    In 2-pass mode (Multipass-1st pass) I only got one file: Premiere.avi which is a bit confusing. For the second pass (Multipass-nth pass) do I leave the filenames as is, or do I have to swap them i.e. put "x264vfw.avi" into Premiere and "Premiere.avi" into x264vfw's configuration?

     
  • BugMaster

    BugMaster - 2018-03-19

    Hi.

    There is no real video output during "Multipass - 1st pass"/ "Multipass - 1st pass (fast)" as like you used --no-output option. That is why you didn't get x264vfw.avi file (or would get empty/dummy output if you have used VFW output mode). 1st pass is only used to create stats files (x264.stats/x264.stats.mbtree) so encode output is discarded. After encoding "Multipass - Nth pass" you will get resulting x264vfw.avi, no need to change file name between passes (but you can if you want). If you want to have encoded after first pass than you should use "Single pass - bitrate-based (ABR)" + "Create stats file" option.

     
  • sourcesearcher

    sourcesearcher - 2018-03-19

    Thank you. I thought the small file produced by the first pass ("Premiere.avi") was actually the stats file itself and I got confused, because Premiere will overwrite it on the 2nd pass. I now see the extra files (x264.stats and x264.stats.temp).

     

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