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Linshizhi
ffmpeg.wasm-core
Commits
cd7037dd
Commit
cd7037dd
authored
Jan 03, 2014
by
Michael Niedermayer
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avutil/rational: av_add_stable() test code
Signed-off-by:
Michael Niedermayer
<
michaelni@gmx.at
>
parent
b317f945
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rational.c
libavutil/rational.c
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libavutil/rational.c
View file @
cd7037dd
...
@@ -171,6 +171,36 @@ int main(void)
...
@@ -171,6 +171,36 @@ int main(void)
}
}
}
}
}
}
for
(
a
.
num
=
1
;
a
.
num
<=
10
;
a
.
num
++
)
{
for
(
a
.
den
=
1
;
a
.
den
<=
10
;
a
.
den
++
)
{
if
(
av_gcd
(
a
.
num
,
a
.
den
)
>
1
)
continue
;
for
(
b
.
num
=
1
;
b
.
num
<=
10
;
b
.
num
++
)
{
for
(
b
.
den
=
1
;
b
.
den
<=
10
;
b
.
den
++
)
{
int
start
;
if
(
av_gcd
(
b
.
num
,
b
.
den
)
>
1
)
continue
;
if
(
av_cmp_q
(
b
,
a
)
<
0
)
continue
;
for
(
start
=
0
;
start
<
10
;
start
++
)
{
int
acc
=
start
;
int
i
;
for
(
i
=
0
;
i
<
100
;
i
++
)
{
int
exact
=
start
+
av_rescale_q
(
i
+
1
,
b
,
a
);
acc
=
av_add_stable
(
a
,
acc
,
b
,
1
);
if
(
FFABS
(
acc
-
exact
)
>
2
)
{
av_log
(
NULL
,
AV_LOG_ERROR
,
"%d/%d %d/%d, %d %d
\n
"
,
a
.
num
,
a
.
den
,
b
.
num
,
b
.
den
,
acc
,
exact
);
return
1
;
}
}
}
}
}
}
}
return
0
;
return
0
;
}
}
#endif
#endif
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