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| author | Michael Niedermayer <michaelni@gmx.at> | 2011-11-16 04:22:36 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2011-11-16 15:13:01 +0100 |
| commit | 974d25e2db96f95770f92a616b7508c9cbf62804 (patch) | |
| tree | db5b0b08264c1f7d201a002e401d0f2c047ca212 | |
| parent | 16b809ce8eff0f7290ee61f18dc28939ba536ce0 (diff) | |
| download | ffmpeg-974d25e2db96f95770f92a616b7508c9cbf62804.tar.gz | |
mandelbrot: make mincol description and code match.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavfilter/vsrc_mandelbrot.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavfilter/vsrc_mandelbrot.c b/libavfilter/vsrc_mandelbrot.c index 194d866abe..fb4bd35123 100644 --- a/libavfilter/vsrc_mandelbrot.c +++ b/libavfilter/vsrc_mandelbrot.c @@ -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" }, {"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" }, - {"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}, }; @@ -275,7 +275,7 @@ static void draw_mandelbrot(AVFilterContext *ctx, uint32_t *color, int linesize, int j; double closest=9999; 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){ closest= SQR(mb->zyklus[j][0]) + SQR(mb->zyklus[j][1]); closest_index= j; |