AV1 and VP9 transcoding failure

[alex-reinfoce]

Describe the bug It works fine when using the default encoding format, but not when I wish to transcode to AV1 or VP9.

To Reproduce The code snippets below, are all written in https://github.com/ffmpegwasm/ffmpeg.wasm/blob/main/apps/react-vite-app/src/App.tsx.

When I want to be able to convert to AV1, the code is as follows:

But the browser just tells me that there's an error, but I'm not sure how to fix it, and I get this error when I try to convert to VP9:

Expected behavior It can be transcoded to AV1 or VP9 normally.

Desktop (please complete the following information):

• OS: macOS 14.2.1 (23C71)
• Browser: chrome
• Version 120.0.6099.129