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mandelbrot: make mincol description and code match.

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-11-16 04:22:36 +01:00
parent 16b809ce8e
commit 974d25e2db
1 changed files with 2 additions and 2 deletions
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4
libavfilter/vsrc_mandelbrot.c
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@ -98,7 +98,7 @@ static const AVOption mandelbrot_options[] = {
{"black", "set black mode", 0, AV_OPT_TYPE_CONST, {.dbl=BLACK}, INT_MIN, INT_MAX, 0, "inner" }, {"black", "set black mode", 0, AV_OPT_TYPE_CONST, {.dbl=BLACK}, INT_MIN, INT_MAX, 0, "inner" },
{"period", "set period mode", 0, AV_OPT_TYPE_CONST, {.dbl=PERIOD}, INT_MIN, INT_MAX, 0, "inner" }, {"period", "set period mode", 0, AV_OPT_TYPE_CONST, {.dbl=PERIOD}, INT_MIN, INT_MAX, 0, "inner" },
{"convergence", "show time until convergence", 0, AV_OPT_TYPE_CONST, {.dbl=CONVTIME}, INT_MIN, INT_MAX, 0, "inner" }, {"convergence", "show time until convergence", 0, AV_OPT_TYPE_CONST, {.dbl=CONVTIME}, INT_MIN, INT_MAX, 0, "inner" },
{"mincol", "color based on point closest to the origin of the cycle", 0, AV_OPT_TYPE_CONST, {.dbl=MINCOL}, INT_MIN, INT_MAX, 0, "inner" }, {"mincol", "color based on point closest to the origin of the iterations", 0, AV_OPT_TYPE_CONST, {.dbl=MINCOL}, INT_MIN, INT_MAX, 0, "inner" },
{NULL}, {NULL},
}; };
@ -275,7 +275,7 @@ static void draw_mandelbrot(AVFilterContext *ctx, uint32_t *color, int linesize,
int j; int j;
double closest=9999; double closest=9999;
int closest_index=0; int closest_index=0;
for(j=i-1; j; j--) for(j=i-1; j>=0; j--)
if(SQR(mb->zyklus[j][0]) + SQR(mb->zyklus[j][1]) < closest){ if(SQR(mb->zyklus[j][0]) + SQR(mb->zyklus[j][1]) < closest){
closest= SQR(mb->zyklus[j][0]) + SQR(mb->zyklus[j][1]); closest= SQR(mb->zyklus[j][0]) + SQR(mb->zyklus[j][1]);
closest_index= j; closest_index= j;