liuqi05 <liuq...@kuaishou.com> 于2020年10月19日周一 下午2:10写道：
>
> the warning message:
> warning: using floating point absolute value function
> 'fabs' when argument is of integer type
> use FFABS to set the absolute value.
>
> Signed-off-by: liuqi05 <liuq...@kuaishou.com>
> ---
> tests/audiomatch.c | 7 ++++---
> 1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/tests/audiomatch.c b/tests/audiomatch.c
> index d44c4070e0..bb9deca624 100644
> --- a/tests/audiomatch.c
> +++ b/tests/audiomatch.c
> @@ -24,6 +24,7 @@
>
> #define FFMIN(a,b) ((a) > (b) ? (b) : (a))
> #define FFMAX(a,b) ((a) > (b) ? (a) : (b))
> +#define FFABS(a) ((a) >= 0 ? (a) : (-(a)))
>
> static int64_t fsize(FILE *f) {
> int64_t end, pos = ftell(f);
> @@ -101,9 +102,9 @@ int main(int argc, char **argv) {
> int j = pos + i;
> c += signal[i] * data[j];
> }
> - if (fabs(c) > sigamp * 0.94)
> - maxshift = FFMIN(maxshift, fabs(pos)+32);
> - if (fabs(c) > fabs(bestc)) {
> + if (FFABS(c) > sigamp * 0.94)
> + maxshift = FFMIN(maxshift, FFABS(pos)+32);
> + if (FFABS(c) > FFABS(bestc)) {
> bestc = c;
> bestpos = pos;
> }
> --
> 2.25.0
>
>
>
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Any comments?
Thanks
Steven
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