On Monday, December 3, 2018 at 12:02:07 AM UTC-5, Ian Lance Taylor wrote:
>
> On Sat, Dec 1, 2018 at 9:39 AM <leeo...@gmail.com <javascript:>> wrote:
> >
> > I am using swig wrap a c++ module , the generated go code is like this:
> >
> > type MediaFrame interface {
> > GetLength() uint
> > GetData() (*byte)
> > }
> >
> > I want to convert the *byte to []byte, How to do this?
>
> One approach is
>
> s :=
> (*[1<<30]byte)(unsafe.Pointer(mf.GetData())[:mf.GetLength():mf.GetLength()]
>
> Ian
>
If you need to handle slices larger than 2³⁰ bytes, a more robust version
of this same approach is described
in https://golang.org/issue/13656#issuecomment-303216308.
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