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-rw-r--r--doc/filters.texi5
1 files changed, 5 insertions, 0 deletions
diff --git a/doc/filters.texi b/doc/filters.texi
index 94804ca32b..aabfaccfc3 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -2693,6 +2693,7 @@ Flat_factor
Peak_count
Noise_floor
Noise_floor_count
+Entropy
Bit_depth
Dynamic_range
Zero_crossings
@@ -2717,6 +2718,7 @@ Flat_factor
Peak_count
Noise_floor
Noise_floor_count
+Entropy
Bit_depth
Number_of_samples
Number_of_NaNs
@@ -2795,6 +2797,9 @@ Minimum local peak measured in dBFS over a short window.
Number of occasions (not the number of samples) that the signal attained
@var{Noise floor}.
+@item Entropy
+Entropy measured across whole audio. Entropy of value near 1.0 is typically measured for white noise.
+
@item Bit depth
Overall bit depth of audio. Number of bits used for each sample.