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2020/sketch_2020_06_24a/sketch_2020_06_24a.pyde

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+from __future__ import unicode_literals
+
+add_library('sound')
+bands = 8
+smoothingFactor = 0.2
+sum = [0] * 8
+escala = 20
+
+add_library('video')
+mostra_img = False
+mostra_bol = True
+files = ["a.mp4",  # 0
+         "b.mp4",  # 1
+         ]
+movies = []
+
+current, index = None, None
+cw = 5
+
+def setup():
+    global current
+    # size(970, 520)
+    size(770, 415)
+    noStroke()
+    for f in files:
+        m = Movie(this, f)
+        m.loop()
+        movies.append(m)
+    current = movies[1]
+    current.play()
+
+    global sample, fft
+    global barWidth
+    barWidth = width / float(bands)
+    sample = SoundFile(this, "Moving Arp.mp3")
+    sample.loop()
+    fft = FFT(this, bands)
+    fft.input(sample)
+    
+def draw():
+    rect(10, 10, 10, 10)
+    fft.analyze()
+    for i in range(bands):
+        e = ((0.5 + i))
+        sum[i] +=  (fft.spectrum[i] * e - sum[i]) * smoothingFactor
+    
+    if current:
+        img = current
+        background(0)
+        w, h = img.width, img.height
+        p = w / (1 + h)
+        if mostra_img:
+            image(img, 0, 0, width, width / p)
+        hcw = cw / 2
+        for x in range(hcw, width, cw):
+            ix = map(x, 0, width, 0, w)
+            for y in range(hcw, height, cw):
+                iy = map(y, 0, height, 0, h)
+                cor = img.get(int(ix), int(iy))
+                fill(cor)
+                b = brightness(cor)
+                banda = int(b / 32)
+                circle(x, y, (cw / 2) + cw * sum[banda] * escala)
+    else:
+        background(200)
+
+def keyPressed():
+    global mostra_img, mostra_bol, cw, escala
+    if key == "i":
+        mostra_img = not mostra_img
+    if key == "o":
+        mostra_bol = not mostra_bol
+    if str(key) in '-_' and cw > 1:
+        cw -= 1
+    if str(key) in '=+':
+        cw += 1
+    if str(key) in 'aA' and escala > 1:
+        escala -= 1
+    if str(key) in 'zZ':
+        escala += 1
+
+    global current, index
+    if index is not None:
+        if keyCode == RIGHT:  # Anterior
+            current.stop()
+            index = (index + 1) % len(movies)
+            current = movies[index]
+            current.play()
+        elif keyCode == LEFT:  # Seguinte
+            current.stop()
+            index = (index - 1) % len(movies)
+            current = movies[index]
+            current.play()
+        elif key == "0":
+            current.stop()
+            index = 0
+            current = movies[index]
+            current.play()
+        elif key == "1":
+            current.stop()
+            index = 1
+            current = movies[index]
+            current.play()
+    else:
+        index = 0
+        current = movies[0]
+        current.play()
+
+
+def movieEvent(m):
+    m.read()