added video streaming through rtsp

core.py

@@ -1,4 +1,5 @@
 import datetime
+import threading
 
 import pygame
 import cv2
@@ -17,6 +18,7 @@ import time
 from PyQt5.QtCore import QObject, pyqtSignal
 import ctypes
 from ctypes import c_int64
+from server import rtsp_server , run_server
 
 
 showTrack = True
@@ -31,6 +33,9 @@ class Core(QThread):
         self.__detector = detector
         self.__tracker = tracker
 
+        self.__rtspserver = rtsp_server
+        threading.Thread(target=run_server, daemon=True).start()
+
         self.__video_sources = video_sources
         self.__processing_source = video_sources[0]
 
@@ -120,10 +125,12 @@ class Core(QThread):
                 self.coordsUpdated.emit(self.__processing_id, center, success)
                 self.newFrame.emit([bbox], self.__processing_id, False, ctime)
 
+                x, y, w, h = map(int, bbox)
+                box_color = (0, 255, 0) if success else (255, 0, 0)
+                cv2.rectangle(frame, (x, y), (x + w, y + h), box_color, 2)
+
+                self.__rtspserver.update_frame(frame)
                 if showTrack:
-                    x, y, w, h = map(int, bbox)
-                    box_color = (0, 255, 0) if success else (255, 0, 0)
-                    cv2.rectangle(frame, (x, y), (x + w, y + h), box_color, 2)
 
                     # Convert OpenCV frame (BGR) to RGB
                     frame = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)

server.py

@@ -0,0 +1,91 @@
+import cv2
+import gi
+import threading
+import numpy as np
+
+gi.require_version('Gst', '1.0')
+gi.require_version('GstRtspServer', '1.0')
+from gi.repository import Gst, GstRtspServer, GLib
+
+
+class VideoStream(GstRtspServer.RTSPMediaFactory):
+    def __init__(self, fps=30, width=640, height=480):
+        super(VideoStream, self).__init__()
+        self.fps = fps
+        self.width = width
+        self.height = height
+        self.frame = np.zeros((height, width, 3), dtype=np.uint8)  # Black frame initially
+        self.lock = threading.Lock()
+
+    def update_frame(self, frame):
+        """Externally updates the current frame."""
+        with self.lock:
+            self.frame = cv2.resize(frame, (self.width, self.height))  # Resize if necessary
+
+    def on_need_data(self, src, length):
+        """Provides frames when the pipeline requests data."""
+        with self.lock:
+            frame_rgb = cv2.cvtColor(self.frame, cv2.COLOR_BGR2RGB)  # Convert BGR to RGB
+            data = frame_rgb.tobytes()  # Convert to bytes
+
+        buf = Gst.Buffer.new_allocate(None, len(data), None)
+        buf.fill(0, data)
+        buf.duration = Gst.SECOND // self.fps
+        buf.pts = buf.dts = Gst.CLOCK_TIME_NONE
+        src.emit("push-buffer", buf)
+
+    def do_create_element(self, url):
+        """Creates the GStreamer pipeline for RTSP streaming."""
+        pipeline_str = (
+            "appsrc name=source is-live=true format=GST_FORMAT_TIME "
+            "caps=video/x-raw,format=RGB,width={},height={},framerate={}/1 "
+            "! videoconvert ! video/x-raw,format=I420 "
+            "! x264enc tune=zerolatency bitrate=500 speed-preset=ultrafast "
+            "! rtph264pay config-interval=1 name=pay0 pt=96"
+        ).format(self.width, self.height, self.fps)
+
+        pipeline = Gst.parse_launch(pipeline_str)
+        src = pipeline.get_by_name("source")
+        src.connect("need-data", self.on_need_data)
+        return pipeline
+
+
+class RTSPServer:
+    def __init__(self, ip="0.0.0.0", port=8554, mount_point="/stream"):
+        Gst.init(None)
+        self.server = GstRtspServer.RTSPServer()
+        self.server.set_address(ip)
+        self.server.set_service(str(port))
+
+        self.video_stream = VideoStream()
+        self.server.get_mount_points().add_factory(mount_point, self.video_stream)
+        self.server.attach(None)
+
+    def start(self):
+        print(f"RTSP Server running at rtsp://{self.server.get_address()}:{self.server.get_service()}/stream")
+        loop = GLib.MainLoop()
+        loop.run()
+
+    def update_frame(self, frame):
+        """Externally updates the current frame for streaming."""
+        self.video_stream.update_frame(frame)
+
+# Global server instance
+rtsp_server = RTSPServer("192.168.0.196",41231)
+
+def run_server():
+    rtsp_server.start()
+
+def stream_webcam():
+    cap = cv2.VideoCapture("/home/mht/Downloads/bcd2890d71caaf0e095b95c9b525973f61186656-360p.mp4")  # Open webcam
+    while cap.isOpened():
+        ret, frame = cap.read()
+        if ret:
+            rtsp_server.update_frame(frame)  # Send frame to RTSP server
+
+if __name__ == "__main__":
+    # Start RTSP server in a separate thread
+    threading.Thread(target=run_server, daemon=True).start()
+
+    # Stream webcam frames
+    stream_webcam()