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avfilter/vf_v360: add asserts to guard against invalid conditions

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This commit is contained in:
Paul B Mahol 2019-09-03 17:02:20 +02:00
parent 32dd429bc7
commit f0d8005ec5
1 changed files with 19 additions and 0 deletions
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19
libavfilter/vf_v360.c
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@ -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) {