Local RSS feed added, new (TV) emblem, diverse ...
kln
parent
f82618e623
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7e982884a3
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@ -0,0 +1,42 @@
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<?xml version="1.0" encoding="utf-8"?>
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<feed xmlns="http://www.w3.org/2005/Atom">
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<title type="text">Silly news</title><subtitle type="html">Fake news distribution</subtitle>
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<updated>2020-05-12T11:13:00+02:00</updated>
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<id>file://FakeNews.xml</id>
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<author>
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<name>wlast</name><uri>https://fakenews.ru</uri>
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</author>
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<link rel="self" type="application/atom+xml" href="file://FakeNews.xml"/>
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<link rel="alternate" type="text/html" href="file://FakeNews.xml"/>
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<rights>Copyright (c) 2020 by fakenews Corp.</rights>
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<entry>
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<title type="text">Disclaimer: This IS fake news (says a cretan).</title>
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<id>file://FakeNews.xml/3</id>
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<updated>2020-05-11T13:16:00+02:00</updated>
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<published>2020-05-11T13:16:00+02:00</published>
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<link href="file://FakeNews.xml"/>
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<summary type="html">This is message #3</summary>
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</entry>
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<entry>
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<title type="text">National Enquirer: hacKNology may be part of deep state.</title>
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<id>file://FakeNews.xml/2</id>
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<updated>2020-05-12T06:55:00+02:00</updated>
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<published>2020-05-12T06:55:00+02:00</published>
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<link href="file://FakeNews.xml"/>
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<summary type="html">This is message #2</summary>
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</entry>
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<entry>
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<title type="text">Reptiloids warn: hacKNology seeks world domination!</title>
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<id>file://FakeNews.xml/1</id>
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<updated>2020-05-12T11:13:00+02:00</updated>
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<published>2020-05-12T11:13:00+02:00</published>
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<link href="file://FakeNews.xml"/>
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<summary type="html">This is message #1</summary>
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</entry>
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</feed>
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12
README.md
12
README.md
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@ -3,16 +3,20 @@
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The actual description can be found at
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https://www.hacknology.de/projekt/2020/pimpedwebcam/
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The emblem.png can be retrieved from
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https://upload.wikimedia.org/wikipedia/commons/a/af/Tux.png
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(Take this one for now, I will add an original later ...)
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As there has been confusion about the correct config.ini for akvcam,
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I added a functioning one (store as /etc/akvcam/config.ini - w/ root rights!).
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Also: You will need a 3rd gen. Intel i7/equivalent or better ...
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12.05.20 New/improved features
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Local RSS 'fake news' fun added
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A more appropriate '3D' logo created
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Background removal improved (a little bit)
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More script parameters ...
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Annoying 'empty room' start screen dropped
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11.05.20 New/improved features
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BIN
emblem.png
BIN
emblem.png
Binary file not shown.
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Before Width: | Height: | Size: 12 KiB After Width: | Height: | Size: 15 KiB |
56
funcam.py
56
funcam.py
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@ -11,6 +11,7 @@ History:
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06.05.20/KQ Release version
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09.05.20/KQ Message translation, exception handling, arg passing improved, more general emblem.png
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09.05.20/KQ Background removal ('green screen'), beta & thus really ugly ...
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12.05.20/KQ Round kernels shall improve green screen (a little bit), local file rss feed provided
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"""
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import numpy as np
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@ -20,7 +21,7 @@ import datetime, time
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import cv2
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import feedparser # To install: Activate (cv) environment, then 'pip3 install feedparser'
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print("<<< funcam started ... >>>",file=sys.stderr)
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print("\n<<< funcam started ... >>>",file=sys.stderr)
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# Hint: print() to stderr (fh#2) as the actual video stream goes to stdout (fh#1)!
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print("OpenCV version : "+str(cv2.__version__),file=sys.stderr) # For control purposes
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@ -48,8 +49,9 @@ else:
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alternate_background = None
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# Prepare scroll line message as an RSS feed. Currently, this is only read once upon start ...
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''' # Example of an actual RSS feed
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# Example of an actual RSS feed
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d = feedparser.parse(rssfeed)
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print("Feed entries: " + str(len(d.entries)),file=sys.stderr)
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dt0 = datetime.datetime.strptime(d.entries[2].published, '%Y-%m-%dT%H:%M:%S+02:00').strftime('%H:%M')
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sRSS0 = dt0 + " " + d.entries[2].title + " +++ "
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dt1 = datetime.datetime.strptime(d.entries[1].published, '%Y-%m-%dT%H:%M:%S+02:00').strftime('%H:%M')
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@ -58,12 +60,6 @@ dt2 = datetime.datetime.strptime(d.entries[0].published, '%Y-%m-%dT%H:%M:%S+02:0
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sRSS2 = dt2 + " " + d.entries[0].title + " +++ "
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msg = "+++ " + sRSS0 + sRSS1 + sRSS2
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msg = msg.translate(str.maketrans({"ä":"ae", "ö":"oe", "ü":"ue", "ß":"ss", "Ä":"Ae", "Ö":"Oe", "Ü":"Ue"}))
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'''
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# Alternate reality ...
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msg = "+++ Reptiloids warn: hacKNology seeks world domination! "\
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"+++ National Enquirer: hacKNology may be part of deep state "\
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"+++ Disclaimer: This IS fake news! (says a cretan) "
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lenmsg = len(msg)
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scroll_x = 500 # Scroll text background offset
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@ -76,8 +72,8 @@ scr_width = 40 # Initial (full) width
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scr_sign = -1 # Start shrinking
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alpha = 0.5 # 0.5 (0..1)
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beta = (1.0 - alpha)
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x_offset = 16
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y_offset = 16
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x_offset = 6
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y_offset = 12
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# Prepare background 'greenscreen'
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if alternate_background != None:
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@ -135,24 +131,18 @@ def do_alternate_background(current_frame,background_frame,alternate_frame):
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lower_black = np.array([0, 0, 0])
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upper_black = np.array([80, 80, 80])
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mask = cv2.inRange(delta_frame, lower_black, upper_black) # Yields black&white
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#sys.stdout.buffer.write(mask.tobytes())
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# test next: hull = cv.convexHull(cnt)
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# Attn.: We're operating on an inverse mask!
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# dilate actually increases (white) background
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# erode actually increases (black) foreground
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kernel2 = np.ones((5,5),np.uint8) # Clear artefacts
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# erode actually increases (black) foreground
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kernel2 = cv2.getStructuringElement(cv2.MORPH_ELLIPSE,(5,5)) # Clear artefacts
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mask = cv2.dilate(mask,kernel2,iterations=1)
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#kernel = np.ones((63,63),np.uint8) # 31 ok
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kernel = np.ones((9,9),np.uint8) # 31 ok
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kernel = cv2.getStructuringElement(cv2.MORPH_ELLIPSE,(9,9)) # Clear artefacts
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mask2 = cv2.erode(mask,kernel,iterations=7)
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#sys.stdout.buffer.write(mask2.tobytes())
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kernel2 = np.ones((3,3),np.uint8) # 9,23 ok
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kernel2 = cv2.getStructuringElement(cv2.MORPH_ELLIPSE,(3,3)) # Clear artefacts
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mask3 = cv2.dilate(mask2,kernel2,iterations=1)
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#sys.stdout.buffer.write(mask3.tobytes())
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masked_image = np.copy(current_frame)
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masked_image[mask3 != 0] = [0, 0, 0] # From foreground take modified part (us!)
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@ -177,19 +167,17 @@ except:
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print("*** Can't open webcam!",file=sys.stderr)
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exit(-2)
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print("Please take your chair & get out of the picture!\nWait 5s for continuation message ...",file=sys.stderr)
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time.sleep(5) # Time for operator to disappear!
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print("1. Please pick your chair & get out of the picture together!\n2. Wait 5s for continuation message ...",file=sys.stderr)
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time.sleep(3) # Time for operator to disappear!
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if alternate_background != None: # Shall we provide an alternative background?
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for i in range(1,75): # Warmup skip ...
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for i in range(1,75): # Warmup skip ... (~2s)
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ret, background_frame = cap.read()
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if ret!=True:
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print("*** Can't create background frame!",file=sys.stderr)
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exit(-3)
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print("Thank you! You may enter webcam range again ...",file=sys.stderr)
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cv2.imshow('Empty room', background_frame)
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cv2.waitKey(0)
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cv2.destroyAllWindows()
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print("\x073. Thank you! You may enter webcam range again ...\n"\
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"4. Start your webcam application & connect to the virtual camera\n"\
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"5. Press [Ctrl][C] to abort ...",file=sys.stderr)
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while(cap.isOpened()):
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try:
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@ -205,19 +193,19 @@ while(cap.isOpened()):
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scr_width = scr_width + scr_sign
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if scr_width <= 4:
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scr_sign = 1 # Start increasing
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if scr_width >= 60:
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if scr_width >= 100:
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scr_sign = -1 # & shrinking again
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src2 = cv2.resize(src1, (scr_width,76)) # w/h
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src2 = cv2.resize(src1, (scr_width,60)) # w/h
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overlay_image_alpha(frame,
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src2[:, :, 0:3],
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(x_offset+((60-scr_width)//2), y_offset),
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(x_offset+((100-scr_width)//2), y_offset),
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src2[:, :, 3] / 255.0)
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frame4 = cv2.cvtColor(frame,cv2.COLOR_BGRA2RGB) # Correct color space
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# Emblem subtext
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cv2.putText(frame4, "hacKNnology TV",
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(4,y_offset+76), # x,y
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(4,y_offset+62), # x,y
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(cv2.FONT_HERSHEY_DUPLEX), # Font
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0.4, # Scaling
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(255, 255, 255), # RGB
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@ -302,7 +290,7 @@ while(cap.isOpened()):
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(640,440), # x2,y2
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(200,200,200), # Color
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1) # Thickness
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scroll_x = scroll_x - 4
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scroll_x = scroll_x - 6
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if scroll_x < -lenmsg*6*3: # was: -500 ...
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scroll_x = 500
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#cv2.putText(frame4, 'scroll_x:'+str(scroll_x),
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@ -358,5 +346,5 @@ while(cap.isOpened()):
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break
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cap.release()
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print("\n<<< funcam terminated. >>>",file=sys.stderr)
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print("\n<<< funcam terminated. >>>\n",file=sys.stderr)
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15
virtcam.sh
15
virtcam.sh
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# History:
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# --------
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# 05.05.20/KQ Initial version
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# 09.05.20/KQ Automatic virtual port detection (via getvirtualvideo.py)
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# 09.05.20/KQ Automatic virtual port detection (via getvirtualvideo.py), several fixed values turned into parameters
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# 12.05.20/KQ Local RSS feed added, more parameters ...
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#
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# 1. Install akvcam virtual camera devices
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# 2. Activate (cv) environment script
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@ -19,9 +20,10 @@
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echo "Running virtcam ..."
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NAMEPLATE="Expert (+++)"
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# NAMEPLATE="kaqu (Klaus)"
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WEBCAM=2
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cd ~/cv
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echo "Installing video4 (output) / video5 (capture) virtual devices ..."
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echo "Installing virtual devices ..."
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ls /dev/video? >videolist1.txt
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cd ~/akvcam/src
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sudo modprobe videodev
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@ -32,15 +34,16 @@ echo "Starting 'stream modifier' application ..."
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echo "Activating (cv) environment ..."
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source ~/cv/bin/activate
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cd ~/cv
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PWD=`pwd`
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ls /dev/video? >videolist2.txt
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CAMPORT=`python3 getvirtualvideo.py videolist`
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echo "1st virtual video port is: " $CAMPORT
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echo "Actual webcam hardware assumed as: /dev/video0"
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echo "Actual webcam hardware assumed as: /dev/video$WEBCAM (may require adjustment)"
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echo "*** For best video conference experience (currently, 5/2020) use chromium-browser ..."
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# alternate background (beta) not activated by default
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# python3 funcam.py 0 $NAMEPLATE "https://www.heise.de/security/rss/news-atom.xml" alternate_background.jpg > $CAMPORT # webcam assumed as /dev/video0
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python3 funcam.py 0 "$NAMEPLATE" "https://www.heise.de/security/rss/news-atom.xml" > $CAMPORT # webcam assumed as /dev/video0
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python3 funcam.py $WEBCAM "$NAMEPLATE" "file://$PWD/FakeNews.xml" > $CAMPORT
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#python3 funcam.py $WEBCAM "$NAMEPLATE" "file://$PWD/FakeNews.xml" alternate_background.jpg > $CAMPORT
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echo "Removing virtual (camera) devices ..."
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sudo rmmod akvcam.ko
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