[FFmpeg-devel] [PATCH] Enable mpcodecs without needing inline asm
michaelni at gmx.at
Wed Nov 5 12:10:12 CET 2014
On Wed, Nov 05, 2014 at 06:06:42PM +1100, Matt Oliver wrote:
> Currently the extra filters provided by mpcodecs require inline asm support
> to compile. However these filters all provide non-asm alternatives that can
> be used with the correct pre-processor guard.
> Based on some recent discussions it appears that some of these filters are
> still used but with the requirement for inline asm they cannot be used with
> certain compilers (such as msvc). So while people still use/need these
> filters i thought id make them available for msvc users.
> The mpcodec filters use pre-processor defines such as HAVE_MMX for inline
> asm, given both mplayer and ffmpeg have a HAVE_MMX_INLINE define specific
> for inline asm then the preprocessors can be changed to the _INLINE
> variants which makes inline asm code compile as appropriate.
> This patch has 2 parts, the first changes the pre-processors in mpcodecs to
> use the _INLINE variants. Logically this would appear to be the correct
> pre-processor for inline asm to begin with, if anyone knows of why the
> _INLINE variants werent/shouldnt be used then feel free to let me know.
> The mpcodec patch will have to be pushed to upstream but assuming
> everything is ok then the second patch just updates ffmpegs configure to
> allow the mpcodecs filters without requiring inline asm.
did you post this to mplayer-dev ?
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
When you are offended at any man's fault, turn to yourself and study your
own failings. Then you will forget your anger. -- Epictetus
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