Move parts of backends into new imgproc.py

A lot of code was unnecesarily shared between the backends. This places
much of that code in a new file, `imgproc.py`

.gitignore

@@ -1 +1,4 @@
 __pycache__
+server/pieces
+server/newlist
+server/oldlist

server/backends/port8080.py

@@ -1,48 +1,14 @@
-import os
 import requests
-import threading
-import json
+
 
 def get_img():
     raw_img = requests.get('http://localhost:8080/get_capture.bmp').content
 
-    with open('full_img.bmp', 'wb+') as f:
+    with open('img.bmp', 'wb+') as f:
         f.write(raw_img)
 
-    os.system('convert full_img.bmp -resize 800x480 img.bmp')
-        
-    with open('crops.json') as f:
-        crops = json.load(f)
+    return 'img.bmp'
 
-    threads = []
-    for crop in crops:
-        threads.append(threading.Thread(target=os.system, args=(f'convert img.bmp -crop {crop} pieces/{crop.split("+", 1)[1].replace("+", "x")}.jpg',)))
-        threads[-1].start()
-    for thread in threads:
-        thread.join()
 
-    os.system("md5sum -c oldlist 2>/dev/null | grep FAILED > newlist")
-    changed = []
-    with open('newlist') as f:
-        lines = f.readlines()
-        for line in lines:
-            changed.append(line.split(": ")[0].split('.')[0].split('/')[1])
-    os.system("md5sum pieces/* > oldlist")
-    return changed
-
-def get_full_img():
-    raw_img = requests.get('http://localhost:8080/get_capture.bmp').content
-
-    with open('full_full.bmp', 'wb+') as f:
-        f.write(raw_img)
-
-    os.system('convert full_full.bmp -resize 800x480 full.jpg')
-
-    os.unlink('full_full.bmp')
-
-    return 'full.jpg'
-
-def touch(x, y, w, is_long):
-    x = round(800 * x / w)
-    y = round(800 * y / w)
+def touch(x, y, is_long):
     requests.get(f'http://localhost:8080/set_touch?x={x}&y={y}&hold={1 if is_long else 0}')

server/backends/x11.py

@@ -1,41 +1,21 @@
 import os
-import requests
 import threading
-import json
 import time
 
+
+def _long_touch(x, y):
+    os.system(f'xdotool mousemove {x} {y} mousedown 1')
+    time.sleep(2)
+    os.system(f'xdotool mouseup 1')
+
+
 def get_img():
     os.system('xwd -root -silent | convert xwd:- img.bmp')
-        
-    with open('crops.json') as f:
-        crops = json.load(f)
+    return 'img.bmp'
 
-    threads = []
-    for crop in crops:
-        threads.append(threading.Thread(target=os.system, args=(f'convert img.bmp -crop {crop} pieces/{crop.split("+", 1)[1].replace("+", "x")}.jpg',)))
-        threads[-1].start()
-    for thread in threads:
-        thread.join()
 
-    os.system("md5sum -c oldlist 2>/dev/null | grep FAILED > newlist")
-    changed = []
-    with open('newlist') as f:
-        lines = f.readlines()
-        for line in lines:
-            changed.append(line.split(": ")[0].split('.')[0].split('/')[1])
-    os.system("md5sum pieces/* > oldlist")
-    return changed
-
-def get_full_img():
-    os.system('xwd -root -silent | convert xwd:- full.jpg')
-    return 'full.jpg'
-
-def touch(x, y, w, is_long):
-    x = round(800 * x / w)
-    y = round(800 * y / w)
+def touch(x, y, is_long):
     if is_long:
-        os.system(f'xdotool mousemove {x} {y} mousedown 1')
-        time.sleep(2)
-        os.system(f'xdotool mouseup 1')
+        threading.Thread(target=_long_touch, args=(x, y,)).start()
     else:
         os.system(f'xdotool mousemove {x} {y} click 1')

server/imgproc.py

@@ -0,0 +1,42 @@
+import json
+import threading
+import os
+
+def get_split_imgs():
+    bmp_path = backend.get_img()
+
+    with open('crops.json') as f:
+        crops = json.load(f)
+
+    threads = []
+    for crop in crops:
+        threads.append(threading.Thread(target=os.system, args=(f'convert {bmp_path} -crop {crop} pieces/{crop.split("+", 1)[1].replace("+", "x")}.jpg',)))
+        threads[-1].start()
+    for thread in threads:
+        thread.join()
+
+    os.unlink(bmp_path)
+
+    os.system("md5sum -c oldlist 2>/dev/null | grep FAILED > newlist")
+    changed = []
+    with open('newlist') as f:
+        lines = f.readlines()
+        for line in lines:
+            changed.append(line.split(": ")[0].split('.')[0].split('/')[1])
+    os.system("md5sum pieces/* > oldlist")
+
+    return changed
+
+def get_full_img():
+    bmp_path = backend.get_img()
+    
+    os.system(f'convert {bmp_path} img.jpg')
+
+    os.unlink(bmp_path)
+
+    return 'img.jpg'
+
+def touch(x, y, w, is_long):
+    x = round(800 * x / w)
+    y = round(800 * y / w)
+    backend.touch(x, y, is_long)

server/wss.py

@@ -7,19 +7,21 @@ import time
 import shutil
 import tempfile
 from websocket_server import WebsocketServer
-
+import imgproc as hcapi
 
 # Select backend - backends.port8080 uses HamClock's port 8080 service;
 # backends.x11 uses an X11 server (typically Xvfb) (make sure DISPLAY is set
 # correctly!)
 
-#import backends.port8080 as hcapi
-import backends.x11 as hcapi
+#import backends.port8080 as backend
+import backends.x11 as backend
+
+hcapi.backend = backend
 
 
 def cycle():
     try:
-        changed = hcapi.get_img()
+        changed = hcapi.get_split_imgs()
     except Exception as e:
         for client in clients.values():
             client.send('err%noconn%Server failed to capture screenshot', 'ERR')