faster dering

Originally committed as revision 2479 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
This commit is contained in:
Michael Niedermayer 2001-10-26 09:34:41 +00:00
parent 2e2126188f
commit 9927c7ee0d
2 changed files with 26 additions and 18 deletions

View File

@ -1978,16 +1978,19 @@ FIND_MIN_MAX((%0, %1, 8))
"movq " #lx ", " #t1 " \n\t" /* src[-1] */\
PAVGB(t0, lx) /* (src[-1] + src[+1])/2 */\
PAVGB(sx, lx) /* (src[-1] + 2src[0] + src[+1])/4 */\
"psubusb temp0, " #t1 " \n\t"\
"psubusb temp0, " #t0 " \n\t"\
"psubusb temp0, " #sx " \n\t"\
"pcmpeqb b00, " #t1 " \n\t" /* src[-1] > a ? 0 : -1*/\
"pcmpeqb b00, " #t0 " \n\t" /* src[+1] > a ? 0 : -1*/\
"pcmpeqb b00, " #sx " \n\t" /* src[0] > a ? 0 : -1*/\
PAVGB(lx, pplx) \
"movq " #lx ", temp1 \n\t"\
"movq temp0, " #lx " \n\t"\
"psubusb " #lx ", " #t1 " \n\t"\
"psubusb " #lx ", " #t0 " \n\t"\
"psubusb " #lx ", " #sx " \n\t"\
"movq b00, " #lx " \n\t"\
"pcmpeqb " #lx ", " #t1 " \n\t" /* src[-1] > a ? 0 : -1*/\
"pcmpeqb " #lx ", " #t0 " \n\t" /* src[+1] > a ? 0 : -1*/\
"pcmpeqb " #lx ", " #sx " \n\t" /* src[0] > a ? 0 : -1*/\
"paddb " #t1 ", " #t0 " \n\t"\
"paddb " #t0 ", " #sx " \n\t"\
\
PAVGB(lx, pplx) \
PAVGB(plx, pplx) /* filtered */\
"movq " #dst ", " #t0 " \n\t" /* dst */\
"movq " #t0 ", " #t1 " \n\t" /* dst */\
@ -1999,11 +2002,12 @@ FIND_MIN_MAX((%0, %1, 8))
"paddb " #psx ", " #ppsx " \n\t"\
"#paddb b02, " #ppsx " \n\t"\
"pand b08, " #ppsx " \n\t"\
"pcmpeqb b00, " #ppsx " \n\t"\
"pcmpeqb " #lx ", " #ppsx " \n\t"\
"pand " #ppsx ", " #pplx " \n\t"\
"pandn " #dst ", " #ppsx " \n\t"\
"por " #pplx ", " #ppsx " \n\t"\
"movq " #ppsx ", " #dst " \n\t"
"movq " #ppsx ", " #dst " \n\t"\
"movq temp1, " #lx " \n\t"
/*
0000000

View File

@ -1978,16 +1978,19 @@ FIND_MIN_MAX((%0, %1, 8))
"movq " #lx ", " #t1 " \n\t" /* src[-1] */\
PAVGB(t0, lx) /* (src[-1] + src[+1])/2 */\
PAVGB(sx, lx) /* (src[-1] + 2src[0] + src[+1])/4 */\
"psubusb temp0, " #t1 " \n\t"\
"psubusb temp0, " #t0 " \n\t"\
"psubusb temp0, " #sx " \n\t"\
"pcmpeqb b00, " #t1 " \n\t" /* src[-1] > a ? 0 : -1*/\
"pcmpeqb b00, " #t0 " \n\t" /* src[+1] > a ? 0 : -1*/\
"pcmpeqb b00, " #sx " \n\t" /* src[0] > a ? 0 : -1*/\
PAVGB(lx, pplx) \
"movq " #lx ", temp1 \n\t"\
"movq temp0, " #lx " \n\t"\
"psubusb " #lx ", " #t1 " \n\t"\
"psubusb " #lx ", " #t0 " \n\t"\
"psubusb " #lx ", " #sx " \n\t"\
"movq b00, " #lx " \n\t"\
"pcmpeqb " #lx ", " #t1 " \n\t" /* src[-1] > a ? 0 : -1*/\
"pcmpeqb " #lx ", " #t0 " \n\t" /* src[+1] > a ? 0 : -1*/\
"pcmpeqb " #lx ", " #sx " \n\t" /* src[0] > a ? 0 : -1*/\
"paddb " #t1 ", " #t0 " \n\t"\
"paddb " #t0 ", " #sx " \n\t"\
\
PAVGB(lx, pplx) \
PAVGB(plx, pplx) /* filtered */\
"movq " #dst ", " #t0 " \n\t" /* dst */\
"movq " #t0 ", " #t1 " \n\t" /* dst */\
@ -1999,11 +2002,12 @@ FIND_MIN_MAX((%0, %1, 8))
"paddb " #psx ", " #ppsx " \n\t"\
"#paddb b02, " #ppsx " \n\t"\
"pand b08, " #ppsx " \n\t"\
"pcmpeqb b00, " #ppsx " \n\t"\
"pcmpeqb " #lx ", " #ppsx " \n\t"\
"pand " #ppsx ", " #pplx " \n\t"\
"pandn " #dst ", " #ppsx " \n\t"\
"por " #pplx ", " #ppsx " \n\t"\
"movq " #ppsx ", " #dst " \n\t"
"movq " #ppsx ", " #dst " \n\t"\
"movq temp1, " #lx " \n\t"
/*
0000000