[FFmpeg-devel] [PATCH] lavfi/vf_ssim360: Fix compilation with MSVC
Martin Storsjö
martin at martin.st
Sat Jan 28 18:20:33 EET 2023
Don't use "static const" for compile time float constants, but use
defines. This fixes the following error:
src/libavfilter/vf_ssim360.c(549): error C2099: initializer is not a constant
Signed-off-by: Martin Storsjö <martin at martin.st>
---
libavfilter/vf_ssim360.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/libavfilter/vf_ssim360.c b/libavfilter/vf_ssim360.c
index 0990db0ed5..a0bf73da1e 100644
--- a/libavfilter/vf_ssim360.c
+++ b/libavfilter/vf_ssim360.c
@@ -72,11 +72,11 @@
#define DEFAULT_EXPANSION_COEF 1.01f
-static const float BARREL_THETA_RANGE = DEFAULT_EXPANSION_COEF * 2.0f * M_PI_F;
-static const float BARREL_PHI_RANGE = DEFAULT_EXPANSION_COEF * M_PI_2_F;
+#define BARREL_THETA_RANGE (DEFAULT_EXPANSION_COEF * 2.0f * M_PI_F)
+#define BARREL_PHI_RANGE (DEFAULT_EXPANSION_COEF * M_PI_2_F)
// Use fixed-point with 16 bit precision for fast bilinear math
-static const int FIXED_POINT_PRECISION = 16;
+#define FIXED_POINT_PRECISION 16
// Use 1MB per channel for the histogram to get 5-digit precise SSIM value
#define SSIM360_HIST_SIZE 131072
--
2.34.1
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