Add test file to test windows pipe pergormances

pipe2.py

+import sys
+import time
+
+frame=b""
+print(time.time)
+num=0
+while True:
+    frame = sys.stdin.buffer.read(1920*1080*3)
+    #frame = frame + pkt
+    sys.stdin.buffer.flush()
+    if len(frame) >= 1920*1080*3:
+        frane=frame[1920*1080*3:]
+        num = num+1
+        if num > 600:
+            print("ANTANI!", time.time(), num)
+            sys.exit(0)
+
+    time.sleep(0.01)
+

shmvcam.py

@@ -90,16 +90,22 @@ class RemoteProcessFLVWriter:
             stderr=asyncio.subprocess.PIPE,
         )
         self.stdout = asyncio.create_task(self._read_to_vcam(self.proc.stdout))
-        self.stderr = asyncio.create_task(self._read_to_file(stderr_log, self.proc.stderr))
+        #self.stderr = asyncio.create_task(self._read_to_file(stderr_log, self.proc.stderr))
+        #self.stdout = asyncio.create_task(self._read_to_vcam(self.proc))
 
     async def _read_to_vcam(self, stream: StreamReader):
-
         with pyvirtualcam.Camera(1920, 1080, 30, fmt=PixelFormat.BGR, device=args.device, print_fps=30) as cam:
-            frame=""
+            frame=b''
             frames=0
             last=time.time()
             while not stream.at_eof():
-                frame = await stream.readexactly(1920*1080*3)
+                #pkt = await stream.read(1920*1080*3)
+                #print(len(pkt))
+                pkt = await stream.readexactly(1920*1080*3)
+                #pkt, stderr = await stream.communicate()
+                if pkt:
+                    frame = frame + pkt
+                    #print(len(frame))
                     if len(frame) >= 1920*1080*3:
                         if time.time()-last >= 1:
                             last=time.time()
@@ -111,6 +117,7 @@ class RemoteProcessFLVWriter:
                         #cam.sleep_until_next_frame()
 
                         frames=frames+1
+                        frame=frame[1920*1080*3:]
                         time.sleep(.01)