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Linshizhi
ffmpeg.wasm-core
Commits
f0d8005e
Commit
f0d8005e
authored
Sep 03, 2019
by
Paul B Mahol
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avfilter/vf_v360: add asserts to guard against invalid conditions
parent
32dd429b
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1 changed file
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19 additions
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0 deletions
+19
-0
vf_v360.c
libavfilter/vf_v360.c
+19
-0
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libavfilter/vf_v360.c
View file @
f0d8005e
...
...
@@ -33,6 +33,7 @@
* 5) Remap input frame to output frame using precalculated data
*/
#include "libavutil/avassert.h"
#include "libavutil/imgutils.h"
#include "libavutil/pixdesc.h"
#include "libavutil/opt.h"
...
...
@@ -696,6 +697,8 @@ static inline void rotate_cube_face(float *uf, float *vf, int rotation)
*
uf
=
*
vf
;
*
vf
=
tmp
;
break
;
default
:
av_assert0
(
0
);
}
}
...
...
@@ -720,6 +723,8 @@ static inline void rotate_cube_face_inverse(float *uf, float *vf, int rotation)
*
uf
=
-*
vf
;
*
vf
=
tmp
;
break
;
default
:
av_assert0
(
0
);
}
}
...
...
@@ -850,6 +855,8 @@ static void xyz_to_cube(const V360Context *s,
*
uf
=
-
vec
[
0
]
/
vec
[
2
];
*
vf
=
-
vec
[
1
]
/
vec
[
2
];
break
;
default
:
av_assert0
(
0
);
}
face
=
s
->
in_cubemap_face_order
[
*
direction
];
...
...
@@ -929,6 +936,8 @@ static void process_cube_coordinates(const V360Context *s,
*
new_uf
=
uf
;
*
new_vf
=
vf
;
break
;
default
:
av_assert0
(
0
);
}
}
else
if
(
uf
>=
1
.
f
)
{
uf
-=
2
.
f
;
...
...
@@ -963,6 +972,8 @@ static void process_cube_coordinates(const V360Context *s,
*
new_uf
=
uf
;
*
new_vf
=
vf
;
break
;
default
:
av_assert0
(
0
);
}
}
else
if
(
vf
<
-
1
.
f
)
{
vf
+=
2
.
f
;
...
...
@@ -997,6 +1008,8 @@ static void process_cube_coordinates(const V360Context *s,
*
new_uf
=
-
uf
;
*
new_vf
=
-
vf
;
break
;
default
:
av_assert0
(
0
);
}
}
else
if
(
vf
>=
1
.
f
)
{
vf
-=
2
.
f
;
...
...
@@ -1031,6 +1044,8 @@ static void process_cube_coordinates(const V360Context *s,
*
new_uf
=
-
uf
;
*
new_vf
=
-
vf
;
break
;
default
:
av_assert0
(
0
);
}
}
else
{
// Inside cube face
...
...
@@ -1587,6 +1602,8 @@ static void eac_to_xyz(const V360Context *s,
l_y
=
1
.
f
;
l_z
=
-
uf
;
break
;
default
:
av_assert0
(
0
);
}
norm
=
sqrtf
(
l_x
*
l_x
+
l_y
*
l_y
+
l_z
*
l_z
);
...
...
@@ -2017,6 +2034,8 @@ static int config_output(AVFilterLink *outlink)
sizeof_uv
=
sizeof
(
uint16_t
)
*
elements
;
sizeof_ker
=
sizeof
(
uint16_t
)
*
elements
;
break
;
default
:
av_assert0
(
0
);
}
switch
(
s
->
in
)
{
...
...
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