From e627bdc9757ed4ecc583b5be0f7476266c33e6a8 Mon Sep 17 00:00:00 2001
From: zymon <s@zymon.org>
Date: Mon, 25 Apr 2022 15:06:41 +0200
Subject: [PATCH] Multichannel signal analysis introduced.

`STFT.analysis` is able to handle arrays of signals without any trouble.
---
 src/STFT.jl | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/STFT.jl b/src/STFT.jl
index 1614b97..4e01700 100644
--- a/src/STFT.jl
+++ b/src/STFT.jl
@@ -27,5 +27,14 @@ function analysis(
     _fft(sc, 1) # Convert segments to frequency-domain
 end
 
+function analysis(
+    xs::AbstractArray{<:AbstractVector{T}},
+    w::AbstractVector{T},
+    L::Integer = 0,
+    N::Integer = length(w);
+)::AbstractArray{<:AbstractMatrix{<:Complex}} where {T<:Number}
+    [analysis(x, w, L, N) for x ∈ xs]
+end
+
 
 end # module