mån 2022-09-26 klockan 15:58 +0200 skrev Andreas Rheinhardt:
> Tomas Härdin:
> > diff --git a/libswscale/swscale_internal.h
> > b/libswscale/swscale_internal.h
> > index abeebbb002..50e73c86fa 100644
> > --- a/libswscale/swscale_internal.h
> > +++ b/libswscale/swscale_internal.h
> > @@ -306,7 +306,7 @@ typedef struct SwsContext {
> >
> > AVSliceThread *slicethread;
> > struct SwsContext **slice_ctx;
> > - int *slice_err;
> > + attribute_deprecated int *slice_err; ///< @deprecated Not used
> > any more. Removing it would require a bunch of asm to be rewritten.
> > int nb_slice_ctx;
> >
> > // values passed to current sws_receive_slice() call
>
> What asm would need to be rewritten?
swscale.c:
/* yuv2gbrp uses the SwsContext for yuv coefficients
if struct offsets change the asm needs to be updated too */
av_assert0(offsetof(SwsContext, yuv2rgb_y_offset) == 40292);
> Anyway, we don't deprecate internal fields; if we have to keep them
> around for ABI compatibility, we wrap them in #if
> LIBFOO_VERSION_MAJOR <
> BAR.
It's not actually an API/ABI issue but an asm issue
/Tomas
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