From 3332460da3116600f739c2e85ad23b10707dae77 Mon Sep 17 00:00:00 2001
From: george <george.vadakumchery1996@gmail.com>
Date: Mon, 13 Apr 2026 11:49:38 +0530
Subject: [PATCH] feat: 	--Starts Here!

---
 .gitignore      |  1 +
 experimental.py | 38 ++++++++++++++++++++++++++++++++++++++
 main.py         | 40 ++++++++++++++++++++++++++++++++++++++++
 rec.py          | 39 +++++++++++++++++++++++++++++++++++++++
 4 files changed, 118 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 experimental.py
 create mode 100644 main.py
 create mode 100644 rec.py

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..f7275bb
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+venv/
diff --git a/experimental.py b/experimental.py
new file mode 100644
index 0000000..f7ad5be
--- /dev/null
+++ b/experimental.py
@@ -0,0 +1,38 @@
+import alsaaudio
+import numpy as np
+import wave
+
+import socket
+
+# Network
+UDP_IP   = "172.16.11.27"
+UDP_PORT = 5005
+sock     = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+inp = alsaaudio.PCM(
+    alsaaudio.PCM_CAPTURE,       # capture mode
+    # alsaaudio.PCM_NONBLOCK,      # non-blocking
+    alsaaudio.PCM_NORMAL,
+
+    channels=1,                  # mono
+    rate=48000,                  # sample rate (Hz)
+    format=alsaaudio.PCM_FORMAT_S16_LE,  # 16-bit
+    periodsize=960,             # frames per read
+    device='default'
+)
+
+# frames = []
+
+try:
+    while True:
+        length, data = inp.read()   # read audio chunk
+        if length > 0:
+            # convert raw bytes to numpy array
+            audio = np.frombuffer(data, dtype=np.int16)
+            sock.sendto(data, (UDP_IP, UDP_PORT))
+            print(f"Frames: {length} | Max amplitude: {np.max(np.abs(audio))}")
+except KeyboardInterrupt:
+    print("Stopped")
+
+finally:
+    sock.close()
+    print("Stopped")
\ No newline at end of file
diff --git a/main.py b/main.py
new file mode 100644
index 0000000..06bff91
--- /dev/null
+++ b/main.py
@@ -0,0 +1,40 @@
+
+import pyaudio
+import wave
+
+CHUNK = 1024
+FORMAT = pyaudio.paInt16
+CHANNELS = 2
+RATE = 44100
+RECORD_SECONDS = 150000
+WAVE_OUTPUT_FILENAME = "output15.wav"
+
+p = pyaudio.PyAudio()
+
+stream = p.open(format=FORMAT,
+                channels=CHANNELS,
+                rate=RATE,
+                input=True,
+                frames_per_buffer=CHUNK)
+
+print("* recording")
+
+frames = []
+
+for i in range(0, int(RATE / CHUNK * RECORD_SECONDS)):
+    data = stream.read(CHUNK)
+    frames.append(data)
+
+print("* done recording")
+
+stream.stop_stream()
+stream.close()
+p.terminate()
+
+wf = wave.open(WAVE_OUTPUT_FILENAME, 'wb')
+wf.setnchannels(CHANNELS)
+wf.setsampwidth(p.get_sample_size(FORMAT))
+wf.setframerate(RATE)
+wf.writeframes(b''.join(frames))
+wf.close()
+
diff --git a/rec.py b/rec.py
new file mode 100644
index 0000000..e0d7e53
--- /dev/null
+++ b/rec.py
@@ -0,0 +1,39 @@
+import alsaaudio
+import socket
+
+# Network
+UDP_PORT = 5005
+sock     = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+sock.bind(("0.0.0.0", UDP_PORT))
+
+# Audio
+RATE      = 48000
+CHANNELS  = 1
+CHUNKSIZE = 960
+
+out = alsaaudio.PCM(
+    alsaaudio.PCM_PLAYBACK,
+    alsaaudio.PCM_NORMAL,
+    channels=CHANNELS,
+    rate=RATE,
+    format=alsaaudio.PCM_FORMAT_S16_LE,
+    periodsize=CHUNKSIZE,   # must match sender
+    device='default'
+)
+
+print("Receiving...")
+
+SILENCE = b'\x00' * (CHUNKSIZE * 2)  # 1920 bytes of silence
+sock.settimeout(0.05)                 # 50ms timeout
+
+try:
+    while True:
+        try:
+            data, addr = sock.recvfrom(4096)
+            out.write(data)              # play the 960 samples
+        except socket.timeout:
+            out.write(SILENCE)           # packet lost → play silence
+
+except KeyboardInterrupt:
+    sock.close()
+    print("Stopped")
\ No newline at end of file