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107
gen1.py
107
gen1.py
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@ -1,107 +0,0 @@
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import struct
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class ICMP6:
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_ICMP_ECHO_REQUEST = 128
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def __init__(self, destination, id, sequence, payload=None,
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payload_size=56, ttl=64, traffic_class=0):
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if payload is not None:
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payload_size = len(payload)
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else:
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payload = b'\x00'*payload_size
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self._destination = destination
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self._id = id & 0xffff
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self._sequence = sequence & 0xffff
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self._payload = payload
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self._payload_size = payload_size
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self._ttl = ttl
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self._traffic_class = traffic_class
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self._time = 0
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def _checksum(self, data):
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'''
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Compute the checksum of an ICMP packet. Checksums are used to
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verify the integrity of packets.
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'''
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sum = 0
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data += b'\x00'
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for i in range(0, len(data) - 1, 2):
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sum += (data[i] << 8) + data[i + 1]
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sum = (sum & 0xffff) + (sum >> 16)
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sum = ~sum & 0xffff
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return sum
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def _create_packet(self):
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'''
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Build an ICMP packet from an identifier, a sequence number and
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a payload.
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This method returns the newly created ICMP header concatenated
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to the payload passed in parameters.
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'''
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id, sequence, payload = self._id, self._sequence, self._payload
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checksum = 0
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# Temporary ICMP header to compute the checksum
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header = struct.pack('!2B3H', self._ICMP_ECHO_REQUEST, 0, checksum,
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id, sequence)
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checksum = self._checksum(header + payload)
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# Definitive ICMP header
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header = struct.pack('!2B3H', self._ICMP_ECHO_REQUEST, 0, checksum,
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id, sequence)
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return header + payload
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X=512
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Y=512
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import socket, traceback, time
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import pathlib
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import json
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if pathlib.Path('1.png').exists():
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from PIL import Image
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img = Image.open('1.png')
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img = img.resize((X, Y), Image.Resampling.LANCZOS)
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img.save('out.png')
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img = img.convert('RGBA')
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imgd = []
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for x in range(X):
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imgd.append([])
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for y in range(Y):
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r, g, b, a = img.getpixel((x, y))
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imgd[-1].append((r, g, b, a))
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# with open('1.json', 'w') as f:
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# json.dump(imgd, f)
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# input('pil')
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else:
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print('use 1.json')
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with open('1.json', 'r') as f:
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imgd = json.load(f)
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def send_icmp(addr):
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try:
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with socket.socket(socket.AF_INET6, socket.SOCK_DGRAM, socket.IPPROTO_ICMPV6) as s:
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p = ICMP6(None, 0xad, 0, b'')._create_packet()
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s.sendto(p, (addr, 0))
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except Exception:
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traceback.print_exc()
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import sys
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skip = int(sys.argv[1]) if sys.argv[1:] else 0
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slp = float(sys.argv[2]) if sys.argv[2:] else 0.0001
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for x in range(X):
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if x < skip:
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continue
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print(f"{x=}")
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for y in range(Y):
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r, g, b, a = imgd[x][y]
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if a:
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send_icmp(f"fdcf:8538:9ad5:3333:{x:x}:{y:x}:11{r:02x}:{g:02x}{b:02x}")
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#print(f"fdcf:8538:9ad5:3333:{x:x}:{y:x}:11{r:02x}:{g:02x}{b:02x}")
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time.sleep(slp)
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162
gen2.py
162
gen2.py
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@ -1,162 +0,0 @@
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import struct
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class ICMP6:
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_ICMP_ECHO_REQUEST = 128
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def __init__(self, destination, id, sequence, payload=None,
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payload_size=56, ttl=64, traffic_class=0):
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if payload is not None:
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payload_size = len(payload)
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else:
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payload = b'\x00'*payload_size
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self._destination = destination
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self._id = id & 0xffff
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self._sequence = sequence & 0xffff
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self._payload = payload
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self._payload_size = payload_size
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self._ttl = ttl
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self._traffic_class = traffic_class
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self._time = 0
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def _checksum(self, data):
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'''
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Compute the checksum of an ICMP packet. Checksums are used to
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verify the integrity of packets.
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'''
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sum = 0
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data += b'\x00'
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for i in range(0, len(data) - 1, 2):
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sum += (data[i] << 8) + data[i + 1]
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sum = (sum & 0xffff) + (sum >> 16)
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sum = ~sum & 0xffff
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return sum
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def _create_packet(self):
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'''
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Build an ICMP packet from an identifier, a sequence number and
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a payload.
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This method returns the newly created ICMP header concatenated
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to the payload passed in parameters.
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'''
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id, sequence, payload = self._id, self._sequence, self._payload
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checksum = 0
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# Temporary ICMP header to compute the checksum
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header = struct.pack('!2B3H', self._ICMP_ECHO_REQUEST, 0, checksum,
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id, sequence)
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checksum = self._checksum(header + payload)
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# Definitive ICMP header
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header = struct.pack('!2B3H', self._ICMP_ECHO_REQUEST, 0, checksum,
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id, sequence)
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return header + payload
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X=512
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Y=512
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import socket, traceback, time
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from PIL import Image, ImageOps
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img = Image.open('1.png')
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img = img.resize((X, Y), Image.Resampling.LANCZOS)
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img.save('out.png')
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img = img.convert('RGBA')
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imgdvd = Image.open('dvd.png')
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imgdvd = imgdvd.convert('RGBA')
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def send_icmp(addr):
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try:
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with socket.socket(socket.AF_INET6, socket.SOCK_DGRAM, socket.IPPROTO_ICMPV6) as s:
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p = ICMP6(None, 0xad, 0, b'')._create_packet()
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s.sendto(p, (addr, 0))
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except Exception:
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traceback.print_exc()
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import sys, random
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skip = int(sys.argv[1]) if sys.argv[1:] else 0
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slp = float(sys.argv[2]) if sys.argv[2:] else 0.0001
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slp1 = float(sys.argv[3]) if sys.argv[3:] else 0.5
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draw_img = int(sys.argv[4]) if sys.argv[4:] else 0
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Dx, Dy = imgdvd.size
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sx = random.randint(0, X-1-Dx)
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sy = random.randint(0, Y-1-Dy)
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fx = random.choice((1, -1))
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fy = random.choice((1, -1))
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def draw(img):
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for x in range(X):
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if x < skip:
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continue
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print(f"{x=}")
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for y in range(Y):
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r, g, b, a = img.getpixel((x, y))
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if a:
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send_icmp(f"fdcf:8538:9ad5:3333:{x:x}:{y:x}:11{r:02x}:{g:02x}{b:02x}")
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#print(f"fdcf:8538:9ad5:3333:{x:x}:{y:x}:11{r:02x}:{g:02x}{b:02x}")
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time.sleep(slp)
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D_RGB = [0, 0, 0]
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imgdvdc = None
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def update_drgb():
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global imgdvdc
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D_RGB.clear()
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D_RGB.extend([random.randint(50, 250), random.randint(50, 250), random.randint(50, 250)])
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imgdvdc = imgdvd.copy()
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for x in range(Dx):
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for y in range(Dy):
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_, _, _, a = imgdvd.getpixel((x, y))
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imgdvdc.putpixel((x, y), (*D_RGB, a))
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update_drgb()
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old1 = Image.new(mode="RGBA", size=(Dx, Dy))
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oldsxy = [0, 0]
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def blend():
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global old1
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new = img.crop((sx, sy, sx+Dx, sy+Dy))
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old1_old = old1.copy()
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#old1 = Image.new(mode="RGBA", size=(X, Y))
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old1 = new.copy()
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#old1.paste(old, (sx, sy))
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new.paste(imgdvdc, (0, 0), imgdvdc)
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new1 = Image.new(mode="RGBA", size=(X, Y))
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#new1 = img.copy()
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new1.paste(old1_old, oldsxy.copy(), old1_old)
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new1.paste(new, (sx, sy), new)
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oldsxy[0], oldsxy[1] = sx, sy
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#new1.save('/tmp/2.png')
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#time.sleep(0.5)
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return new1
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STEP=5
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if draw_img:
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draw(img)
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while True:
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imgf = blend()
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draw(imgf)
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if fx > 0:
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if sx + Dx >= X:
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fx = -fx
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update_drgb()
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else:
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if sx <= 0:
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fx = -fx
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update_drgb()
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if fy > 0:
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if sy + Dy >= Y:
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fy = -fy
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update_drgb()
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else:
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if sy <= 0:
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fy = -fy
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update_drgb()
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sx += STEP * fx
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sy += STEP * fy
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time.sleep(slp1)
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282
gen3.py
282
gen3.py
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import argparse
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parser = argparse.ArgumentParser()
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parser.add_argument('--skip', type=int, default=0, help="skip x lines (unused)")
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parser.add_argument('--drawfirst', action='store_true', help="draw image first (unused)")
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parser.add_argument('--slp', type=float, default=0.0001, help="sleep x seconds after each ping")
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parser.add_argument('--slp1', type=float, default=0.5, help="sleep x seconds after each frame")
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parser.add_argument('-i', '--image', type=str, default='1.png', help="input image")
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args = parser.parse_args()
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skip, slp, slp1, draw_img = args.skip, args.slp, args.slp1, args.drawfirst
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import struct
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class ICMP6:
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_ICMP_ECHO_REQUEST = 128
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def __init__(self, destination, id, sequence, payload=None,
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payload_size=56, ttl=64, traffic_class=0):
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if payload is not None:
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payload_size = len(payload)
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else:
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payload = b'\x00'*payload_size
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self._destination = destination
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self._id = id & 0xffff
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self._sequence = sequence & 0xffff
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self._payload = payload
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self._payload_size = payload_size
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self._ttl = ttl
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self._traffic_class = traffic_class
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self._time = 0
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def _checksum(self, data):
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'''
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Compute the checksum of an ICMP packet. Checksums are used to
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verify the integrity of packets.
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'''
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sum = 0
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data += b'\x00'
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for i in range(0, len(data) - 1, 2):
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sum += (data[i] << 8) + data[i + 1]
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sum = (sum & 0xffff) + (sum >> 16)
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sum = ~sum & 0xffff
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return sum
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def _create_packet(self):
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'''
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Build an ICMP packet from an identifier, a sequence number and
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a payload.
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This method returns the newly created ICMP header concatenated
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to the payload passed in parameters.
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'''
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id, sequence, payload = self._id, self._sequence, self._payload
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checksum = 0
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# Temporary ICMP header to compute the checksum
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header = struct.pack('!2B3H', self._ICMP_ECHO_REQUEST, 0, checksum,
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id, sequence)
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checksum = self._checksum(header + payload)
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# Definitive ICMP header
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header = struct.pack('!2B3H', self._ICMP_ECHO_REQUEST, 0, checksum,
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id, sequence)
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return header + payload
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#import sys
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#skip = int(sys.argv[1]) if sys.argv[1:] else 0
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#slp = float(sys.argv[2]) if sys.argv[2:] else 0.0001
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#slp1 = float(sys.argv[3]) if sys.argv[3:] else 0.5
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#draw_img = int(sys.argv[4]) if sys.argv[4:] else 0
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X=512
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Y=512
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import socket, traceback, time
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from PIL import Image
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#img = Image.open(args.image)
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#img = img.resize((X, Y), Image.Resampling.LANCZOS)
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#img.save('out.png')
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#img = img.convert('RGBA')
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imgdvd = Image.open('dvd.png')
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imgdvd = imgdvd.convert('RGBA')
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icmp6pkt = ICMP6(None, 0xad, 0, b'')._create_packet()
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import concurrent.futures
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def send_icmp_mt(addrs, workers=10):
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def sendto(addr):
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with socket.socket(socket.AF_INET6, socket.SOCK_DGRAM, socket.IPPROTO_ICMPV6) as s:
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s.sendto(icmp6pkt, (addr, 0))
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time.sleep(slp)
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with concurrent.futures.ThreadPoolExecutor(max_workers=workers) as executor:
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for addr in addrs:
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executor.submit(sendto, addr)
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executor.shutdown(wait=True, cancel_futures=False)
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def send_icmp_st(addrs):
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try:
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for addr in addrs:
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with socket.socket(socket.AF_INET6, socket.SOCK_DGRAM, socket.IPPROTO_ICMPV6) as s:
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s.sendto(icmp6pkt, (addr, 0))
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time.sleep(slp)
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except Exception:
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traceback.print_exc()
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send_icmp = send_icmp_st
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headers = {'User-Agent': 'curl/7.88.1)'}
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mkreq = lambda u: urllib.request.Request(u, data=None, headers=headers)
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timeout = 60
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import urllib.request
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import contextlib
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import base64
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import io
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import threading
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img = None
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imglock = threading.Lock()
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def get_bg():
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global img
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while True:
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try:
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with contextlib.closing(urllib.request.urlopen(mkreq('http://us2.g-load.eu:9090/stream'), timeout=timeout)) as resp:
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for line in resp:
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if line.startswith(b'data:'):
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with imglock:
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imgn = Image.open(io.BytesIO(base64.b64decode(line[5:-1])))
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assert imgn.size == (X, Y)
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#print(imgn.mode)
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if img is None:
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img = imgn.convert(mode='RGBA')
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else:
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assert imgn.mode == 'RGBA'
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img.paste(imgn, (0, 0), imgn)
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except Exception:
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traceback.print_exc()
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print('get_bg exit')
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time.sleep(3)
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def start_bg_task():
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threading.Thread(target=get_bg, daemon=True).start()
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while img is None:
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time.sleep(1)
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print('connection established')
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import random
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Dx, Dy = imgdvd.size
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sx = random.randint(0, X-1-Dx)
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sy = random.randint(0, Y-1-Dy)
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fx = random.choice((1, -1))
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fy = random.choice((1, -1))
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#import numpy as np
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#draw_seq = np.arange(X*Y)
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#np.random.shuffle(draw_seq)
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#def _spr(rangex):
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# maxidx = len(rangex) - 1
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# ret = []
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# mid = maxidx // 2
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# dl = mid
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# dr = mid
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# ret.append(mid)
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# while True:
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# if dr < maxidx:
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# dr += 1
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# ret.append(dr)
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# if dl > 0:
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# dl -= 1
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# ret.append(dl)
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# if dl <= 0 and dr >= maxidx:
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# assert len(ret) - 1 == maxidx
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# return ret
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#draw_seq = [(i // X, i % X) for i in range(X*Y)]
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#draw_seq = [(x, y) for x in _spr(range(X)) for y in _spr(range(Y))]
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draw_seq = [(x, y) for x in range(X) for y in range(Y)]
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random.shuffle(draw_seq)
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start_bg_task()
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ldraw = Image.new(mode="RGBA", size=(X, Y))
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def draw(img):
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global ldraw
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send_icmp_q = []
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start = time.time()
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print('draw 1 frame in ', end='')
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#for x in range(X):
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for x, y in draw_seq:
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#for y in range(Y):
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#if x < skip:
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# continue
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newpix = img.getpixel((x, y))
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r, g, b, a = newpix
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||||
if a and newpix != ldraw.getpixel((x, y)):
|
||||
send_icmp_q.append(f"fdcf:8538:9ad5:3333:{x:x}:{y:x}:11{r:02x}:{g:02x}{b:02x}")
|
||||
#print(f"fdcf:8538:9ad5:3333:{x:x}:{y:x}:11{r:02x}:{g:02x}{b:02x}")
|
||||
#time.sleep(slp)
|
||||
startsend = time.time()
|
||||
send_icmp(send_icmp_q)
|
||||
ldraw = img.copy()
|
||||
end = time.time()
|
||||
print(f"{1000*(end-start):.1f}ms {1000*(end-startsend):.1f}ms")
|
||||
|
||||
ldraw = img.copy()
|
||||
draw(Image.open(args.image).convert('RGBA').resize((X, Y), Image.Resampling.LANCZOS))
|
||||
print('success')
|
||||
exit(0)
|
||||
|
||||
D_RGB = [0, 0, 0]
|
||||
imgdvdc = None
|
||||
def update_drgb():
|
||||
global imgdvdc
|
||||
D_RGB.clear()
|
||||
D_RGB.extend([random.randint(50, 250), random.randint(50, 250), random.randint(50, 250)])
|
||||
imgdvdc = imgdvd.copy()
|
||||
for x in range(Dx):
|
||||
for y in range(Dy):
|
||||
_, _, _, a = imgdvd.getpixel((x, y))
|
||||
imgdvdc.putpixel((x, y), (*D_RGB, a))
|
||||
update_drgb()
|
||||
import collections
|
||||
oldn = collections.deque()
|
||||
for _ in range(5):
|
||||
oldn.append(((0, 0), Image.new(mode="RGBA", size=(Dx, Dy))))
|
||||
assert len(oldn) >= 3
|
||||
def blend(doexit=False):
|
||||
global img
|
||||
with imglock:
|
||||
for old1 in oldn:
|
||||
img.paste(old1[1], old1[0], old1[1])
|
||||
new = img.crop((sx, sy, sx+Dx, sy+Dy))
|
||||
oldn.append(((sx, sy), new.copy()))
|
||||
oldn.popleft()
|
||||
new.paste(imgdvdc, (0, 0), imgdvdc)
|
||||
new1 = Image.new(mode="RGBA", size=(X, Y))
|
||||
#new1 = img.copy()
|
||||
old2 = oldn[-2]
|
||||
new1.paste(old2[1], old2[0], old2[1])
|
||||
if doexit:
|
||||
old3 = oldn[-3]
|
||||
new1.paste(old3[1], old3[0], old3[1])
|
||||
return new1
|
||||
new1.paste(new, (sx, sy), new)
|
||||
#new1.save('/tmp/2.png')
|
||||
#time.sleep(0.5)
|
||||
return new1
|
||||
|
||||
STEP=5
|
||||
#if draw_img:
|
||||
# draw(img)
|
||||
try:
|
||||
while True:
|
||||
draw(blend())
|
||||
|
||||
if fx > 0:
|
||||
if sx + Dx >= X:
|
||||
fx = -fx
|
||||
update_drgb()
|
||||
else:
|
||||
if sx <= 0:
|
||||
fx = -fx
|
||||
update_drgb()
|
||||
if fy > 0:
|
||||
if sy + Dy >= Y:
|
||||
fy = -fy
|
||||
update_drgb()
|
||||
else:
|
||||
if sy <= 0:
|
||||
fy = -fy
|
||||
update_drgb()
|
||||
sx += STEP * fx
|
||||
sy += STEP * fy
|
||||
sx = sx if sx >= 0 else 0
|
||||
sx = sx if sx + Dx < X else X - Dx
|
||||
sy = sy if sy >= 0 else 0
|
||||
sy = sy if sy + Dy < Y else Y - Dy
|
||||
time.sleep(slp1)
|
||||
except KeyboardInterrupt:
|
||||
print('exit...')
|
||||
ldraw = Image.new(mode="RGBA", size=(X, Y))
|
||||
draw(blend(doexit=True))
|
||||
time.sleep(1)
|
||||
Loading…
Reference in a new issue