avfilter/vf_v360: avoid doubles in fov_from_dfov()

pull/359/head
Paul B Mahol 3 years ago
parent c320b78e95
commit 305be41374
  1. 4
      libavfilter/vf_v360.c

@ -4161,8 +4161,8 @@ static void fov_from_dfov(int format, float d_fov, float w, float h, float *h_fo
const float d = 0.5f * hypotf(w, h); const float d = 0.5f * hypotf(w, h);
const float l = sinf(d_fov * M_PI / 360.f) / d; const float l = sinf(d_fov * M_PI / 360.f) / d;
*h_fov = asinf(w * 0.5 * l) * 360.f / M_PI; *h_fov = asinf(w * 0.5f * l) * 360.f / M_PI;
*v_fov = asinf(h * 0.5 * l) * 360.f / M_PI; *v_fov = asinf(h * 0.5f * l) * 360.f / M_PI;
if (d_fov > 180.f) { if (d_fov > 180.f) {
*h_fov = 180.f - *h_fov; *h_fov = 180.f - *h_fov;

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