automatic capture

[imago.git] / capture.py

diff --git a/capture.py b/capture.py
index a228ac6..9b93ba6 100755 (executable)
--- a/capture.py
+++ b/capture.py
@@ -1,6 +1,11 @@
 #!/usr/bin/env python
 
+"""Go image capture"""
+
+import os
 import sys
+import argparse
+import time
 
 import pygame
 from pygame.locals import QUIT, KEYDOWN
@@ -9,9 +14,9 @@ import Image
 from camera import Camera
 
 class Screen:
-    def __init__(self):
+    def __init__(self, res):
         pygame.init()
-        pygame.display.set_mode((640,480))
+        pygame.display.set_mode(res)
         pygame.display.set_caption("Go image capture")
         self._screen = pygame.display.get_surface()
 
@@ -22,16 +27,58 @@ class Screen:
 
 
 def main():
+    parser = argparse.ArgumentParser(description=__doc__)
+    parser.add_argument('-d', type=int, default=0,
+                        help="video device id")
+    parser.add_argument('-a', type=int, default=0,
+                        help="take picture automaticaly every A seconds")
+    parser.add_argument('-r', type=int, nargs=2, default=[640, 480],
+                        help="set camera resolution")
+    args = parser.parse_args()
+
+    res=(args.r[0], args.r[1])
+
+    cam = Camera(vid=args.d, res=res)
+    screen = Screen(res)
+
+    im_number = 0
+
+    saving_dir = "./captured/" + time.strftime("%Y-%m-%d %H:%M")
+
+    if not os.path.isdir(saving_dir):
+        os.makedirs(saving_dir)
     
-    cam = Camera()
-    screen = Screen()
-
-    while True:
-        event = pygame.event.wait()
-        if event.type == QUIT:
-            break
-        elif event.type == KEYDOWN:
-            screen.display_picture(cam.get_image())
+    if args.a > 0:
+        last = 0
+        clock = pygame.time.Clock()
+        done = False
+
+        while not done:
+            for event in pygame.event.get():
+                if event.type == pygame.QUIT:
+                    done = True
+            if time.time() - last > args.a:
+                last = time.time()
+                im = cam.get_image()
+                screen.display_picture(im)
+                im.save(saving_dir + "{0:0>3}.jpg".format(im_number), 'JPEG')
+                im_number += 1
+            clock.tick(15)
+
+    else:
+        while True:
+            event = pygame.event.wait()
+            if event.type == QUIT:
+                break
+            if event.type != KEYDOWN:
+                continue
+
+            im = cam.get_image()
+            screen.display_picture(im)
+            im.save(saving_dir + "{0:0>3}.jpg".format(im_number), 'JPEG')
+            im_number += 1
+
+    del cam
     
 if __name__ == '__main__':
     try: