[Webkit-unassigned] [Bug 196493] New: [WebRTC] [WPE] Missing NEON files for libyuv on ARM

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=196493

            Bug ID: 196493
           Summary: [WebRTC] [WPE] Missing NEON files for libyuv on ARM
           Product: WebKit
           Version: Other
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebRTC
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: softrobot at avner.us
                CC: youennf at gmail.com

Created attachment 366493

  --> https://bugs.webkit.org/attachment.cgi?id=366493&action=review

Adding the libyuv _neon files to libwebrtc

Hi,
When trying to compile WebRTC support for WPE on Raspberry Pi 3, I encountered linkage errors for *_NEON functions in libyuv, used by libwebrtc.
I was using gcc optimization flags such as '-mfpu=neon-fp-armv8 -mtune=cortex-a53'.
I am not sure if this solution is applicable to all versions, but I was able to circumvent the issue by adding the _neon files to CMakeLists.txt.
Attaching a patch. 
Thanks!

/Avner

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