[FFmpeg-devel] [PATCH 1/2] configure: suggest installing nasm/yasm before using --disable-x86asm

vip vipyne at gmail.com
Sun Oct 13 01:34:04 EEST 2024


On Wed, Oct 9, 2024 at 3:51 PM <epirat07 at gmail.com> wrote:

>
>
> On 9 Oct 2024, at 22:15, Alexander Strasser via ffmpeg-devel wrote:
>
> > On 2024-10-03 04:04 +0200, Lynne via ffmpeg-devel wrote:
> >> On 01/10/2024 15:24, vipyne wrote:
> >>> ---
> >>>   configure | 2 +-
> >>>   1 file changed, 1 insertion(+), 1 deletion(-)
> >>>
> >>> diff --git a/configure b/configure
> >>> index c8fb49a7a4..d178ef59dc 100755
> >>> --- a/configure
> >>> +++ b/configure
> >>> @@ -6460,7 +6460,7 @@ EOF
> >>>           for program in $x86asmexe nasm yasm; do
> >>>               probe_x86asm $program && break
> >>>           done
> >>> -        disabled x86asm && die "nasm/yasm not found or too old. Use
> --disable-x86asm for a crippled build."
> >>> +        disabled x86asm && die "nasm/yasm not found or too old.
> Please install/update nasm or yasm or use --disable-x86asm for a slower
> build."
> >>>           X86ASMFLAGS="-f $objformat"
> >>>           test -n "$extern_prefix"  && append X86ASMFLAGS "-DPREFIX"
> >>>           case "$objformat" in
> >>
> >> Could you remove the yasm mention? Its been holding us back and we've
> >> discussed dropping support for it enough in recent time to go ahead and
> do
> >> it any day now.
> >> Otherwise LGTM.
> >
> > No opinion on yasm, but IMHO the new wording proposal regarding the
> > build is a little bit ambigous.
> >
> > What do you think about the following?
> >
> >     ...use --disable-x86asm for a build without hand-optimized assembly.
> >
> > I would hope it's clearer and more precise.
> >
>
> +1 from me, as „slower build“ could be understood as the process of
> building FFmpeg
> will be slower.
>
>
ah, that's actually what I thought it meant, so thank you for
clarification.  "without hand-optimized assembly" seems like the right
phrase here.

>
> > Best regards,
> >   Alexander
> > _______________________________________________
> > ffmpeg-devel mailing list
> > ffmpeg-devel at ffmpeg.org
> > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
> >
> > To unsubscribe, visit link above, or email
> > ffmpeg-devel-request at ffmpeg.org with subject "unsubscribe".
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v  a  n  e  s  s  a     p  y  n  e   | 610.420.4483 | @vipyne
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