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vsrc_mandelbrot: detect edges in interpol()

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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Michael Niedermayer 2011-11-19 22:22:21 +01:00
parent 4ebbcdb3eb
commit a5dfedd381
1 changed files with 2 additions and 0 deletions
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2
libavfilter/vsrc_mandelbrot.c
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@ -252,6 +252,8 @@ static int interpol(MBContext *mb, uint32_t *color, int x, int y, int linesize)
int ipolcd= (cc + dc);
if(FFABS(ipolab - ipolcd) > 5)
return 0;
if(FFABS(ac-bc)+FFABS(cc-dc) > 20)
return 0;
ipol |= ((ipolab + ipolcd + 2)/4)<<s;
}
color[x + y*linesize]= ipol;