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https://github.com/xenia-project/FFmpeg.git
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27 lines
537 B
C
27 lines
537 B
C
#include "mathops.h"
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#ifdef TEST
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#include <stdlib.h>
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int main(void)
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{
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unsigned u;
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for(u=0; u<65536; u++) {
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unsigned s = u*u;
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unsigned root = ff_sqrt(s);
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unsigned root_m1 = ff_sqrt(s-1);
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if (s && root != u) {
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fprintf(stderr, "ff_sqrt failed at %u with %u\n", s, root);
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return 1;
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}
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if (u && root_m1 != u - 1) {
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fprintf(stderr, "ff_sqrt failed at %u with %u\n", s, root);
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return 1;
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}
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}
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return 0;
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}
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#endif /* TEST */
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