ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com
<https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog>> | Thu Jul 6 16:47:02 2023
+0200| [889c2529cc6ef65bb4c4f10aa79ca7ca0070a1aa] | committer: Paul B Mahol
avfilter/af_adynamicequalizer: simplify calculations
>/http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=889c2529cc6ef65bb4c4f10aa79ca7ca0070a1aa
/---
libavfilter/adynamicequalizer_template.c | 16 ++++++++++------
libavfilter/af_adynamicequalizer.c | 2 +-
2 files changed, 11 insertions(+), 7 deletions(-)
diff --git a/libavfilter/adynamicequalizer_template.c
b/libavfilter/adynamicequalizer_template.c
index 4f7d58c939..ee9f4a1d5f 100644
--- a/libavfilter/adynamicequalizer_template.c
+++ b/libavfilter/adynamicequalizer_template.c
@@ -26,6 +26,7 @@
#undef FMIN
#undef CLIP
#undef SAMPLE_FORMAT
+#undef EPSILON
#undef FABS
#if DEPTH == 32
#define SAMPLE_FORMAT float
@@ -39,6 +40,7 @@
#define CLIP av_clipf
#define FABS fabsf
#define ftype float
+#define EPSILON (1.f / (1 << 22))
#else
#define SAMPLE_FORMAT double
#define SQRT sqrt
@@ -51,6 +53,7 @@
#define CLIP av_clipd
#define FABS fabs
#define ftype double
+#define EPSILON (1.0 / (1LL << 51))
#endif
You have FLT_EPSILON and DBL_EPSILON for this.
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