[FFmpeg-devel] Fixpoint FFT optimization, with MDCT and IMDCT wrappers for audio optimization

[Diego Biurrun]

On Sun, Jul 29, 2007 at 02:14:19PM -0400, mmh wrote:
> 
> I think I got the integration issues out now.  Thanks for all the great input.
> 
> --- configure	(revision 9807)
> +++ configure	(working copy)
> @@ -608,6 +608,7 @@
>      v4l2
>      x11grab
>      zlib
> +    fixedpoint
>  '

Alphabetical order please, also this seems to be unused.

> @@ -686,6 +687,7 @@
>      sys_soundcard_h
>      termios_h
>      threads
> +    fixedpoint
>  "

ditto

> --- libavcodec/Makefile	(revision 9807)
> +++ libavcodec/Makefile	(working copy)
> @@ -358,6 +358,10 @@
>  OBJS-$(CONFIG_VP6F_DECODER)            += i386/vp3dsp_mmx.o i386/vp3dsp_sse2.o
>  endif
>  
> +ifeq ($(HAVE_FIXEDPOINT),yes)
> +OBJS += fft_fixedpoint.o
> +endif

This can be done in one line like all the other entries in the Makefile.

I don't quite understand what CONFIG_FIXEDPOINT/HAVE_FIXEDPOINT is
supposed to do, you're not setting the variable anywhere and thus it
will not find its way into config.mak and make will not compile the
file ...

Diego