From 1c39480b6fb422726ae8fafa76dd5d3dffd62191 Mon Sep 17 00:00:00 2001
From: kevin <kevin@larke.org>
Date: Sun, 19 Dec 2021 12:21:02 -0500
Subject: [PATCH] dsp_recorder_plot.py : Initial commit of plotter for
 cwDspTransforms:recorder.

---
 dsp_recorder_plot.py | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 dsp_recorder_plot.py

diff --git a/dsp_recorder_plot.py b/dsp_recorder_plot.py
new file mode 100644
index 0000000..0ea062c
--- /dev/null
+++ b/dsp_recorder_plot.py
@@ -0,0 +1,38 @@
+# Plot the output of a libcw:cwDspTransform.cpp: 'recorder' object.
+
+import sys,os,json
+
+import matplotlib.pyplot as plt
+
+def plot_file( fname ):
+
+    r = None
+    with open(fname,"r") as f:
+        r = json.load(f)
+
+    idx = 0    
+    while True:
+
+        label = "{}".format(idx)
+
+        if label not in r:
+            break
+
+        plt.plot(r[label])
+        
+        idx += 1
+
+    plt.show()
+            
+
+
+if __name__ == "__main__":
+
+    fname = os.path.expanduser("~/temp/temp_1.json")
+
+    if len(sys.argv) > 1:
+        fname = sys.argv[1]
+    
+    plot_file( fname )
+
+