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submodule
opencv
Commits
dd2fd39c
Commit
dd2fd39c
authored
Feb 09, 2018
by
Alexander Alekhin
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Merge pull request #10819 from alalek:ocl_fix_dgpu_locks
parents
03407a9d
42e1fe30
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56 additions
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21 deletions
+56
-21
umatrix.cpp
modules/core/src/umatrix.cpp
+56
-21
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modules/core/src/umatrix.cpp
View file @
dd2fd39c
...
@@ -149,45 +149,80 @@ void UMatData::unlock()
...
@@ -149,45 +149,80 @@ void UMatData::unlock()
}
}
struct
UMatDataAutoLockUsage
// Do not allow several lock() calls with different UMatData objects.
struct
UMatDataAutoLocker
{
{
int
count
;
int
usage_count
;
UMatDataAutoLockUsage
()
:
count
(
0
)
{
}
UMatData
*
locked_objects
[
2
];
UMatDataAutoLocker
()
:
usage_count
(
0
)
{
locked_objects
[
0
]
=
NULL
;
locked_objects
[
1
]
=
NULL
;
}
void
lock
(
UMatData
*&
u1
)
{
bool
locked_1
=
(
u1
==
locked_objects
[
0
]
||
u1
==
locked_objects
[
1
]);
if
(
locked_1
)
{
u1
=
NULL
;
return
;
}
CV_Assert
(
usage_count
==
0
);
// UMatDataAutoLock can't be used multiple times from the same thread
usage_count
=
1
;
locked_objects
[
0
]
=
u1
;
u1
->
lock
();
}
void
lock
(
UMatData
*&
u1
,
UMatData
*&
u2
)
{
bool
locked_1
=
(
u1
==
locked_objects
[
0
]
||
u1
==
locked_objects
[
1
]);
bool
locked_2
=
(
u2
==
locked_objects
[
0
]
||
u2
==
locked_objects
[
1
]);
if
(
locked_1
)
u1
=
NULL
;
if
(
locked_2
)
u2
=
NULL
;
if
(
locked_1
&&
locked_2
)
return
;
CV_Assert
(
usage_count
==
0
);
// UMatDataAutoLock can't be used multiple times from the same thread
usage_count
=
1
;
locked_objects
[
0
]
=
u1
;
locked_objects
[
1
]
=
u2
;
if
(
u1
)
u1
->
lock
();
if
(
u2
)
u2
->
lock
();
}
void
release
(
UMatData
*
u1
,
UMatData
*
u2
)
{
if
(
u1
==
NULL
&&
u2
==
NULL
)
return
;
CV_Assert
(
usage_count
==
1
);
usage_count
=
0
;
if
(
u1
)
u1
->
unlock
();
if
(
u2
)
u2
->
unlock
();
locked_objects
[
0
]
=
NULL
;
locked_objects
[
1
]
=
NULL
;
}
};
};
static
TLSData
<
UMatDataAutoLock
Usage
>&
getUMatDataAutoLockUsage
TLS
()
static
TLSData
<
UMatDataAutoLock
er
>&
getUMatDataAutoLocker
TLS
()
{
{
CV_SINGLETON_LAZY_INIT_REF
(
TLSData
<
UMatDataAutoLock
Usage
>
,
new
TLSData
<
UMatDataAutoLockUsage
>
());
CV_SINGLETON_LAZY_INIT_REF
(
TLSData
<
UMatDataAutoLock
er
>
,
new
TLSData
<
UMatDataAutoLocker
>
());
}
}
static
int
&
getUMatDataAutoLockUsage
()
{
return
getUMatDataAutoLockUsageTLS
().
get
()
->
count
;
}
static
UMatDataAutoLocker
&
getUMatDataAutoLocker
()
{
return
getUMatDataAutoLockerTLS
().
getRef
()
;
}
UMatDataAutoLock
::
UMatDataAutoLock
(
UMatData
*
u
)
:
u1
(
u
),
u2
(
NULL
)
UMatDataAutoLock
::
UMatDataAutoLock
(
UMatData
*
u
)
:
u1
(
u
),
u2
(
NULL
)
{
{
int
&
usage_count
=
getUMatDataAutoLockUsage
();
getUMatDataAutoLocker
().
lock
(
u1
);
CV_Assert
(
usage_count
==
0
);
// UMatDataAutoLock can't be used multiple times from the same thread
usage_count
=
1
;
u1
->
lock
();
}
}
UMatDataAutoLock
::
UMatDataAutoLock
(
UMatData
*
u1_
,
UMatData
*
u2_
)
:
u1
(
u1_
),
u2
(
u2_
)
UMatDataAutoLock
::
UMatDataAutoLock
(
UMatData
*
u1_
,
UMatData
*
u2_
)
:
u1
(
u1_
),
u2
(
u2_
)
{
{
int
&
usage_count
=
getUMatDataAutoLockUsage
();
CV_Assert
(
usage_count
==
0
);
// UMatDataAutoLock can't be used multiple times from the same thread
usage_count
=
1
;
if
(
getUMatDataLockIndex
(
u1
)
>
getUMatDataLockIndex
(
u2
))
if
(
getUMatDataLockIndex
(
u1
)
>
getUMatDataLockIndex
(
u2
))
{
{
std
::
swap
(
u1
,
u2
);
std
::
swap
(
u1
,
u2
);
}
}
u1
->
lock
();
getUMatDataAutoLocker
().
lock
(
u1
,
u2
);
u2
->
lock
();
}
}
UMatDataAutoLock
::~
UMatDataAutoLock
()
UMatDataAutoLock
::~
UMatDataAutoLock
()
{
{
int
&
usage_count
=
getUMatDataAutoLockUsage
();
getUMatDataAutoLocker
().
release
(
u1
,
u2
);
CV_Assert
(
usage_count
==
1
);
usage_count
=
0
;
u1
->
unlock
();
if
(
u2
)
u2
->
unlock
();
}
}
...
...
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