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Video quality is too low

See original GitHub issue

What happened?

I am I trying to record a high resolution output of a Unity scene (Bitrate Mode=High), but the outputted video is very low quality, and even blurry.

Here is a link to watch the video (recorded on Windows). This is just a simple demo scene I’ve been using to test with. As you can see it starts off sort of clear, but then proceeds to get blurry.

Or here is a screenshot of the output: image

The same thing also happens on Mac. It’s not as blurry, but it’s still has some major artifacting issues. Here is a zoomed-in screenshot (Mac): zoom-in-screenshot

The bitrate of a 5-second 720p video ranges from 700-1200 kb/s when inspecting in VLC. Since this video has high motion, it needs a much higher bitrate and ideally, a 2-pass encoding.

Is it reproducible?

Yes, both on Mac & PC. Here are my settings.

image

This is also reproducible when I try to record video using the MediaEncoder.AddFrame directly, so perhaps this is unrelated to GenericFrameRecorder specifically? I went ahead and filed an issue in FogBugz as well

It seems like the encoding bitrate is just way too low.

Released package version / tag?

https://github.com/Unity-Technologies/GenericFrameRecorder/releases/tag/v0.2.0.0027

Unity version, operating system, target platform

Windows 10 (and macOS sierra 10.12.6) Unity Editor 2018.1.0b7 Intel i7-770HQ 2.7GHz 16GB RAM

Issue Analytics

  • State:open
  • Created 6 years ago
  • Reactions:3
  • Comments:6

github_iconTop GitHub Comments

0reactions
zoeesilcockcommented, Jun 13, 2018

Thanks @realJakubSmaga, my next question was going to be when can I get this through the package manager. Unfortunately I have tried all versions available there (0.2.0-preview through 0.2.4-preview). They all require at least version 2018.2 and fail because they are referencing code that isn’t in 2018.1.

I have also tried the latest release on here which is missing the video part of the recorder. So it appears that 2018.1 is a strange middle version that isn’t supported by the recorder at all. This is unfortunate because v0.2.0027 was working great for several versions of Unity. I guess I’ll just have to wait for 2018.2 to be released.

It’s also unfortunate that they moved away from Github as this at least gave us a channel to communicate on. Now I can’t even find official information about these newer preview releases.

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