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Auto-normalize and volume display between versions / export speeds


Lancelot Chan

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same project, shown in 11.73 is like this
http://www.rsw.com.hk/1173.jpg

Shown in 12.07 is lower volume displayed (but they do play about the same)

http://www.rsw.com.hk/1207.jpg

Then I used OBS studio to record the playback volume between the two versions. There are some differences, though not as significant as before:
http://www.rsw.com.hk/1173vs1207.jpg

The left one is 11.73, which is louder. The right one is 12.07, which is quieter. 

Also, I still can't get 16 threads processing for h264 videos in 12.07 with x264enc7.exe

But since NCH Software kindly let me continue my registration for 6 months with 12.07, I'll kindly keep testing the updating versions for you. :)

Plus, the noise removal works now. 

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Using 12.07, here's a file with low audio where 'normalize external' has been disabled...

Disabled_low.jpg    With it enabled...  Enabled_low.jpg

Same file, which is ALREADY at optimal level.  With 'normalize external' disabled...

Normal_disabled.jpg     With it enabled... Normal_enabled.jpg

NCH is still optimizing this function, but it looks to be working well in this release.

Can't comment on x265enc7.exe, as it's not seen here.  Compare rendering speed results.

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Specifically, what does 'rendering' refer to?  If 'export' - testing a 2:15, four-track project (3 MOVs and 1 blank clip)...

1080, 45fps, h264 with the default GPU setting...

Version 11.73 (64),  Version 12.07 (32),   Version 12.07 (64)  -  all the same at  :42.

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Thanks for sharing. 

The project appears to be somewhat different than your example - the bulk was blank, but for the logo at bottom-right, yet that shouldn't impact the test here.

At your 2800kbps export quality, GPU activity was high, using 64-bit VP releases....

Version 11.73      2:04

Version 12.07     2:02            1:10 @ 29.97fps

Have you tried the R9 370 GPU setting option?

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Tried, same result with the 11.32 and 11.45. So the GPU wasn't involved in the export. I noticed the GPU does have activity at editing mode. But once I press export and cleared the editor, GPU activity died down to idle, or almost idle. 

Export time with 16 threads X264enc7 running, with CPU only setting, is 1:24.79, without the OBS recording running. 

So it shows that there's absolutely no GPU involvement in the export. I didn't bother to try the single thread h264 export for it takes 2x time. 

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  • borate changed the title to Auto-normalize and volume display between versions / export speeds

https://www.reddit.com/r/Videopad/comments/pj7391/what_video_card_for_improved_gpu_processing/

https://steamcommunity.com/app/554820/discussions/0/135509124606686481/


as you may read here, not only I have experienced that single thread slow exporting issue. They just don't come to here to raise the issue. So I think I'm definitely onto something NCH should work on. 

Edited by Lancelot Chan
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  • 4 weeks later...

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