Re: Suggestions for improving ffmpeg performance?

[Eduardo M KALINOWSKI <ekalin@gmail.com>]

David Fox wrote:
> I can always try that. Meanwhile, I can't get the darned thing to
> build :( Am getting errors when trying to build some of the MMX stuff:
>
> i386/h264dsp_mmx.c: In function 'avg_h264_qpel16_mc32_mmx2':
> i386/h264dsp_mmx.c:1371: warning: dereferencing type-punned pointer
> will break strict-aliasing rules
> i386/dsputil_mmx.c: In function 'dsputil_init_mmx':
> i386/dsputil_mmx.c:3758: warning: assignment from incompatible pointer type
> i386/dsputil_mmx.c:3766: warning: assignment from incompatible pointer type
> i386/dsputil_mmx.c: In function 'flac_compute_autocorr_sse2':
> i386/dsputil_mmx.c:3038: error: can't find a register in class
> 'GENERAL_REGS' while reloading 'asm'
> i386/dsputil_mmx.c:2981: error: 'asm' operand has impossible constraints
> i386/dsputil_mmx.c:3013: error: 'asm' operand has impossible constraints
> i386/dsputil_mmx.c:3015: error: 'asm' operand has impossible constraints
> i386/dsputil_mmx.c:3038: error: 'asm' operand has impossible constraints
> i386/dsputil_mmx.c:3067: error: 'asm' operand has impossible constraints
> make[2]: *** [i386/dsputil_mmx.o] Error 1
> make[2]: Leaving directory `/tmp/ffmpegcvs-20071206/libavcodec'
>
>
> Now what??? :(
>   

Well, guess that's the reason why it was disabled. ;-)

My architecture is amd64, so I cannot help with that. The only path of 
action I could think of is grab the latest source and try to compile it. 
Simply compiling should not be so hard, but making a debian package 
might not be that easy.


--
O Lula encontra o Vicentinho com a mulher dele na cama. Qual o nome do
filme? 

O que é isso companheiro? 

Eduardo M KALINOWSKI
ekalin@gmail.com
http://move.to/hpkb