From 3dc06510c16f85db1041386ce627641e3c558463 Mon Sep 17 00:00:00 2001
From: DJ2LS <75909252+DJ2LS@users.noreply.github.com>
Date: Tue, 27 Dec 2022 21:13:08 +0100
Subject: [PATCH] moving from raw to wave file format

---
 tnc/modem.py | 5 +++--
 tnc/sock.py  | 6 +++++-
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/tnc/modem.py b/tnc/modem.py
index 388938f7..c25869eb 100644
--- a/tnc/modem.py
+++ b/tnc/modem.py
@@ -16,7 +16,7 @@ import sys
 import threading
 import time
 from collections import deque
-
+import wave
 import codec2
 import itertools
 import numpy as np
@@ -360,7 +360,8 @@ class RF:
 
         # audio recording for debugging purposes
         if static.AUDIO_RECORD:
-            static.AUDIO_RECORD_FILE.write(x)
+            #static.AUDIO_RECORD_FILE.write(x)
+            static.AUDIO_RECORD_FILE.writeframes(x)
 
         # Avoid decoding when transmitting to reduce CPU
         # TODO: Overriding this for testing purposes
diff --git a/tnc/sock.py b/tnc/sock.py
index 4e878997..82b313eb 100644
--- a/tnc/sock.py
+++ b/tnc/sock.py
@@ -24,6 +24,7 @@ import socketserver
 import sys
 import threading
 import time
+import wave
 
 import helpers
 import static
@@ -231,7 +232,10 @@ def process_tnc_commands(data):
         if received_json["type"] == "set" and received_json["command"] == "record_audio":
             try:
                 if not static.AUDIO_RECORD:
-                    static.AUDIO_RECORD_FILE = open(f"{int(time.time())}_audio_recording.raw", 'wb')
+                    static.AUDIO_RECORD_FILE = wave.open(f"{int(time.time())}_audio_recording.wav", 'w')
+                    static.AUDIO_RECORD_FILE.setnchannels(1)
+                    static.AUDIO_RECORD_FILE.setsampwidth(2)
+                    static.AUDIO_RECORD_FILE.setframerate(8000)
                     static.AUDIO_RECORD = True
                 else:
                     static.AUDIO_RECORD = False