first working with live preview

Fotobox.py

@@ -1,5 +1,6 @@
 import os.path
 import time
+
 from typing import List
 from PIL import Image
 from escpos.escpos import Escpos
@@ -24,10 +25,25 @@ class State(Enum):
     CHOOSE = 4
     QR = 5
 
+res = (1024,768)
 
 class Fotobox:
 
     def __init__(self, camera):
+        camera.vflip = False
+        camera.hflip = True
+        camera.resolution = (2592, 1944)
+        camera.rotation = 270
+        camera.preview_configuration.main.size = res
+        camera.preview_configuration.main.format = 'BGR888'
+        camera.configure("preview")
+        #####################
+        # here configure still capture
+        self._capture_config = camera.create_still_configuration()
+        camera.still_configuration.main.size = (2592, 1944)
+        #####################
+        camera.start()
+        
         self._camera = camera
         self._running: bool = True
         self._state: State = State.IDLE
@@ -64,16 +80,25 @@ class Fotobox:
 
     def _shooting_callback(self):
         print("SHOT: %d/%d" % (self._shooting_timer.current(), SHOOTING_COUNT))
-
+        for i in range(24):
+          array = self._camera.capture_array()
+          img = pygame.image.frombuffer(array.data, res, 'RGB')
+          screen.blit(img, (0, 0))
+          pygame.display.update()
+        
         screen.fill((255, 255, 255))
         pygame.display.flip()
         if not DEBUG:
             time.sleep(0.2)
-
-        stream = io.BytesIO()
-        self._camera.capture(stream, format='rgb')
-        stream.seek(0)
-        self._photos.append(Photo(self._shooting_timer.current(), Image.open(stream)))
+            
+        frame = self._camera.switch_mode_and_capture_array(self._capture_config, "main")
+        image = Image.fromarray(frame)
+        self._photos.append(Photo(self._shooting_timer.current(), image))
+        
+        #stream = io.BytesIO()
+        #self._camera.capture(stream, format='rgb')
+        #stream.seek(0)
+        #self._photos.append(Photo(self._shooting_timer.current(), Image.open(stream)))
 
         screen.fill((0, 0, 0))
         pygame.display.flip()
@@ -184,7 +209,10 @@ class Fotobox:
         print(new_state)
         self._state = new_state
         if new_state == State.COUNTDOWN:
-            self._camera.start_preview()
+            #config = self._camera.create_preview_configuration(main={"size": (PHOTO_WIDTH, PHOTO_HEIGHT)})
+            #self._camera.configure(config)
+            #self._camera.start_preview()
+            #self._camera.start()
             self._countdown_timer.restart()
         elif new_state == State.SHOOTING:
             self._photos = []
@@ -236,7 +264,7 @@ class Fotobox:
             filename,
         ))
         path.parent.mkdir(parents=True, exist_ok=True)
-        img.save(path, format='JPEG', quality=95)
+        img.convert('RGB').save(path, format='JPEG', quality=95)
         upload = Path("./data/photos/upload/%s" % (filename,))
         upload.parent.mkdir(parents=True, exist_ok=True)
         os.link(path, upload)

INSTALL

@@ -1,7 +1,8 @@
 sudo apt update
-sudo apt install libcap-dev xinit
+sudo apt install libcap-dev xinit python3-libcamera python3-picamera2 #######??????######### libcamera-dev libcamera-apps
 
-python3 -m venv venv
+
+python3 -m venv venv --system-site-packages
 . venv/bin/activate
 pip install pygame qrcode escpos picamera2
 

_inside.sh

@@ -4,4 +4,7 @@ cd "$(dirname "$0")" || exit 1
 
 . venv/bin/activate
 
-python main.py
+#while true; do
+  python main.py
+#  sleep 1
+#done

config.py

@@ -19,7 +19,7 @@ PHOTO_HEIGHT = 1944
 
 SHOOTING_COUNT: int = 2
 SHOOTING_INTERVAL: float = 0 if DEBUG else 1.75
-COUNTDOWN_COUNT: int = 1 if DEBUG else 3
+COUNTDOWN_COUNT: int = 1 if DEBUG else 1
 
 CHOICE_BORDER: int = 5
 

main.py

@@ -1,17 +1,11 @@
 #!/usr/bin/python3
 
 import pygame
-import picamera
+import picamera2
 
 from Fotobox import Fotobox
 
-with picamera.PiCamera() as camera:
-    camera.vflip = False
-    camera.hflip = True
-    camera.resolution = (2592, 1944)
-    camera.rotation = 0
-    camera.start_preview()
-
+with picamera2.Picamera2() as camera:
     fotobox = Fotobox(camera)
     try:
         fotobox.run()