Specifications can be found here:
https://github.com/google/spatial-media/blob/master/docs/spherical-video-v2-rfc.md
Signed-off-by: Hazem Ashmawy <hazem.s.ashm...@gmail.com>
---
libavfilter/vf_panorama.c | 32 ++++++++++++++++----------------
1 file changed, 16 insertions(+), 16 deletions(-)
diff --git a/libavfilter/vf_panorama.c b/libavfilter/vf_panorama.c
index de08ef4..2fb30a1 100644
--- a/libavfilter/vf_panorama.c
+++ b/libavfilter/vf_panorama.c
@@ -34,12 +34,12 @@ enum Projections {
};
enum Faces {
- LEFT,
- FRONT,
RIGHT,
+ LEFT,
TOP,
- BACK,
DOWN,
+ FRONT,
+ BACK,
};
struct XYRemap {
@@ -152,27 +152,27 @@ static void to_cube3x2_xyz(int i, int j, int face, double
ew, double eh,
if (face == BACK) {
*x = -1 ;
- *y = 3. - a;
+ *y = 5. - a;
*z = 3. - b;
} else if (face == LEFT) {
- *x = a - 1;
+ *x = a - 3;
*y = -1 ;
*z = 1. - b;
} else if (face == FRONT) {
*x = 1 ;
*y = a - 3;
- *z = 1. - b;
+ *z = 3. - b;
} else if (face == RIGHT) {
- *x = 5. - a;
+ *x = 1. - a;
*y = 1 ;
*z = 1. - b;
} else if (face == TOP) {
- *x = b - 3;
- *y = a - 1;
+ *x = b - 1;
+ *y = a - 5;
*z = 1 ;
} else if (face == DOWN) {
*x = -b + 3;
- *y = a - 5;
+ *y = a - 1;
*z = -1 ;
}
}
@@ -185,27 +185,27 @@ static void to_cube6x1_xyz(int i, int j, int face, double
ew, double eh,
if (face == BACK) {
*x = -1 ;
- *y = 9. - a;
+ *y = 11. - a;
*z = 1. - b;
} else if (face == LEFT) {
- *x = a - 1;
+ *x = a - 3;
*y = -1 ;
*z = 1. - b;
} else if (face == FRONT) {
*x = 1 ;
- *y = a - 3;
+ *y = a - 9;
*z = 1. - b;
} else if (face == RIGHT) {
- *x = 5. - a;
+ *x = 1. - a;
*y = 1 ;
*z = 1. - b;
} else if (face == TOP) {
*x = b - 1;
- *y = a - 7;
+ *y = a - 5;
*z = 1 ;
} else if (face == DOWN) {
*x = -b + 1;
- *y = a - 11;
+ *y = a - 7;
*z = -1 ;
}
}
--
2.7.4
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