GMU:Eval(nature)/A Dish of Code: Difference between revisions

GMU:Eval(nature)/A Dish of Code (view source)

945 bytes added , 30 April 2015

add image capture code

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+===== Image Capture =====
+Image capture with Processing
+<pre style="font-size: smaller">
+add_library('video')
+video = Capture(this, 640, 480)
+fps = 100
+global recording
+recording = False
+def setup():
+    # setup video and canvas
+    video.start()
+    size(video.width, video.height)
+    frameRate(fps)
+    # red text
+    fill(255, 0, 0)
+def draw():
+    # load frame from webcam
+    video.read()
+    # show frame on screen
+    image(video, 0, 0)
+    # save frame to disk
+    if recording == True:
+        saveFrame("video_#######.png")
+        if frameCount % fps < fps/2:
+            text("RECORD", width - 50, 20)
+    # can we keep up with the framerate ?
+    if frameRate < (fps - 1):
+        print "Warning. Can only record with %i fps" % frameRate
+def keyPressed():
+    global recording
+    recording = not recording
+def mousePressed():
+    global recording
+    recording = not recording
+</pre>
 ===== Image Processing =====