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vp9 2 pass (first pass could be speed up) #194

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Tupsi opened this issue Jan 29, 2021 · 3 comments
Closed

vp9 2 pass (first pass could be speed up) #194

Tupsi opened this issue Jan 29, 2021 · 3 comments
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enhancement Improve existing feature

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@Tupsi
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Tupsi commented Jan 29, 2021

google suggest speeding up the first pass always when using 2-pass. So I would suggest giving the speed option a fixed 4 instead what you want for the 2nd pass to work.

https://developers.google.com/media/vp9/settings/vod/

Or if thats not to much work, make it adjustable as a profile setting.

@cdgriffith
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cdgriffith commented Jan 29, 2021

Thanks for the link, never saw this guide before overlooked that part before so I will go through it and see what I can add / adjust!

@cdgriffith cdgriffith added the enhancement Improve existing feature label Jan 29, 2021
@Tupsi
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Tupsi commented Jan 29, 2021

also I just realised you kinda force people to use .webm with vp9. If you want to preserve chapters you must not do that and stay at .mkv. Last time I checked (which granted was a while ago) webm did not support chapters, so the whole point of having "copy chapters" checked and using .webm should not work. Well maybe it works (as its basically a stripped down mkv container), but it is not part of the standard .webm format.

cdgriffith added a commit that referenced this issue Jan 30, 2021
cdgriffith added a commit that referenced this issue Feb 14, 2021
* Adding #109 NVENC HEVC support based on FFmpeg
* Adding NVEenC encoder for HEVC and AVC
* Adding #166 More robust queue that is recoverable
* Adding ability to extract HDR10+ metadata if hdr10plus_parser is detected on path
* Adding #178 selector for number of autocrop positions throughout video (thanks to bmcassagne)
* Adding Windows 10 notification for queue complete success
* Adding #194 fast two pass encoding (thanks to Ugurtan)
* Fixing German translations (thanks to SMESH)
* Fixing #171 Be able to select encoder before selecting video
* Fixing #176 Unable to change queue order or delete task from queue since 4.1.0 (thanks to Etz)
* Fixing #185 need to specify channel layout when downmixing (thanks to Ugurtan)
* Fixing #187 cleaning up partial download of FFmpeg (thanks to Todd Wilkinson)
* Fixing #190 add missing chromaloc parameter for x265 (thanks to Etz)
* Fixing that returning item back from queue of a different encoder type would crash Fastflix
* Fixing HDR10 details to be track specific (thanks to Harybo)
cdgriffith added a commit that referenced this issue Apr 13, 2021
* Adding #109 NVENC HEVC support based on FFmpeg (thanks to Zeid164)
* Adding NVEenC encoder for HEVC and AVC
* Adding #166 More robust queue that is recoverable
* Adding ability to extract HDR10+ metadata if hdr10plus_parser is detected on path
* Adding #178 selector for number of autocrop positions throughout video (thanks to bmcassagne)
* Adding Windows 10 notification for queue complete success
* Adding #194 fast two pass encoding (thanks to Ugurtan)
* Adding Confirm dialogue for cancel encode and replace currently working on video
* Changing AVC defaults and recommendations for CRF to higher values
* Changing VP9 to default to mkv instead of webm format to support more audio codecs
* Fixing German translations (thanks to SMESH)
* Fixing #171 Be able to select encoder before selecting video
* Fixing #176 Unable to change queue order or delete task from queue since 4.1.0 (thanks to Etz)
* Fixing #185 need to specify channel layout when downmixing (thanks to Ugurtan)
* Fixing #187 cleaning up partial download of FFmpeg (thanks to Todd Wilkinson)
* Fixing #190 add missing chromaloc parameter for x265 (thanks to Etz)
* Fixing #209 Double spaces were removed in incoming filenames, causing no file found (thanks to stilicrafter)
* Fixing that deinterlace detection could crash program due to CPython bug issue #43423 (thanks to macx)
* Fixing that returning item back from queue of a different encoder type would crash Fastflix
* Fixing HDR10 details to be track specific (thanks to Harybo)
* Fixing returning from queue works with duplicated audio tracks

Co-authored-by: SMESH <4199206+smesh109@users.noreply.github.com>
Co-authored-by: TGMais <2453844+tgmais@users.noreply.github.com>
@cdgriffith
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