Commit bc89434a authored by Paul B Mahol's avatar Paul B Mahol

avfilter/vf_v360: fix various artifacts with cubemaps

parent 048c712a
......@@ -1073,8 +1073,8 @@ static void cube3x2_to_xyz(const V360Context *s,
const int ewi = ceilf(ew * (u_face + 1)) - u_shift;
const int ehi = ceilf(eh * (v_face + 1)) - v_shift;
const float uf = 2.f * (i - u_shift) / ewi - 1.f;
const float vf = 2.f * (j - v_shift) / ehi - 1.f;
const float uf = 2.f * (i - u_shift + 0.5f) / ewi - 1.f;
const float vf = 2.f * (j - v_shift + 0.5f) / ehi - 1.f;
cube_to_xyz(s, uf, vf, face, vec);
}
......@@ -1114,8 +1114,8 @@ static void xyz_to_cube3x2(const V360Context *s,
ewi = ceilf(ew * (u_face + 1)) - ceilf(ew * u_face);
ehi = ceilf(eh * (v_face + 1)) - ceilf(eh * v_face);
uf = 0.5f * ewi * (uf + 1.f);
vf = 0.5f * ehi * (vf + 1.f);
uf = 0.5f * ewi * (uf + 1.f) - 0.5f;
vf = 0.5f * ehi * (vf + 1.f) - 0.5f;
ui = floorf(uf);
vi = floorf(vf);
......@@ -1188,8 +1188,8 @@ static void cube1x6_to_xyz(const V360Context *s,
const int v_shift = ceilf(eh * face);
const int ehi = ceilf(eh * (face + 1)) - v_shift;
const float uf = 2.f * i / ew - 1.f;
const float vf = 2.f * (j - v_shift) / ehi - 1.f;
const float uf = 2.f * (i + 0.5f) / ew - 1.f;
const float vf = 2.f * (j - v_shift + 0.5f) / ehi - 1.f;
cube_to_xyz(s, uf, vf, face, vec);
}
......@@ -1216,8 +1216,8 @@ static void cube6x1_to_xyz(const V360Context *s,
const int u_shift = ceilf(ew * face);
const int ewi = ceilf(ew * (face + 1)) - u_shift;
const float uf = 2.f * (i - u_shift) / ewi - 1.f;
const float vf = 2.f * j / eh - 1.f;
const float uf = 2.f * (i - u_shift + 0.5f) / ewi - 1.f;
const float vf = 2.f * (j + 0.5f) / eh - 1.f;
cube_to_xyz(s, uf, vf, face, vec);
}
......@@ -1253,8 +1253,8 @@ static void xyz_to_cube1x6(const V360Context *s,
face = s->in_cubemap_face_order[direction];
ehi = ceilf(eh * (face + 1)) - ceilf(eh * face);
uf = 0.5f * ewi * (uf + 1.f);
vf = 0.5f * ehi * (vf + 1.f);
uf = 0.5f * ewi * (uf + 1.f) - 0.5f;
vf = 0.5f * ehi * (vf + 1.f) - 0.5f;
ui = floorf(uf);
vi = floorf(vf);
......@@ -1329,8 +1329,8 @@ static void xyz_to_cube6x1(const V360Context *s,
face = s->in_cubemap_face_order[direction];
ewi = ceilf(ew * (face + 1)) - ceilf(ew * face);
uf = 0.5f * ewi * (uf + 1.f);
vf = 0.5f * ehi * (vf + 1.f);
uf = 0.5f * ewi * (uf + 1.f) - 0.5f;
vf = 0.5f * ehi * (vf + 1.f) - 0.5f;
ui = floorf(uf);
vi = floorf(vf);
......
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