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| author | Paul B Mahol <onemda@gmail.com> | 2020-02-23 18:15:06 +0100 |
|---|---|---|
| committer | Paul B Mahol <onemda@gmail.com> | 2020-02-23 18:15:06 +0100 |
| commit | ebc8806b9fcc8a2130773ddfd2f1678f78c24200 (patch) | |
| tree | e84fb9de114f553d281c441f889894209f7efd01 | |
| parent | c48e5431c8edeae1e10482df5e179a9c02479662 (diff) | |
| download | ffmpeg-ebc8806b9fcc8a2130773ddfd2f1678f78c24200.tar.gz | |
avfilter/vf_v360: improve equirect_to_xyz() quality
| -rw-r--r-- | libavfilter/vf_v360.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavfilter/vf_v360.c b/libavfilter/vf_v360.c index de79fcdcf2..dee632c258 100644 --- a/libavfilter/vf_v360.c +++ b/libavfilter/vf_v360.c @@ -1561,8 +1561,8 @@ static int equirect_to_xyz(const V360Context *s, int i, int j, int width, int height, float *vec) { - const float phi = ((2.f * i) / width - 1.f) * M_PI; - const float theta = ((2.f * j) / height - 1.f) * M_PI_2; + const float phi = ((2.f * i + 0.5f) / width - 1.f) * M_PI; + const float theta = ((2.f * j + 0.5f) / height - 1.f) * M_PI_2; const float sin_phi = sinf(phi); const float cos_phi = cosf(phi); |