Message ID | 20210319114847.943168-1-daniel.playfair.cal@gmail.com |
---|---|
State | New |
Headers | show |
Series | [FFmpeg-devel,v2] vf_v360: fix visibility test for fisheye projection | expand |
Context | Check | Description |
---|---|---|
andriy/x86_make | success | Make finished |
andriy/x86_make_fate | success | Make fate finished |
andriy/PPC64_make | success | Make finished |
andriy/PPC64_make_fate | success | Make fate finished |
diff --git a/libavfilter/vf_v360.c b/libavfilter/vf_v360.c index 94473cd5b3..3ac2b914eb 100644 --- a/libavfilter/vf_v360.c +++ b/libavfilter/vf_v360.c @@ -2887,7 +2887,7 @@ static int xyz_to_fisheye(const V360Context *s, float uf = vec[0] / lh * phi / s->iflat_range[0]; float vf = vec[1] / lh * phi / s->iflat_range[1]; - const int visible = hypotf(uf, vf) <= 0.5f; + const int visible = -0.5f < uf && uf < 0.5f && -0.5f < vf && vf < 0.5f; int ui, vi; uf = (uf + 0.5f) * width;
Previously the visibility test referred to a circle in the input. This changes it so that it refers accurately to the entire area in the input. Signed-off-by: Daniel Playfair Cal <daniel.playfair.cal@gmail.com> --- This version avoids using double literals libavfilter/vf_v360.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)