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jaseg 2016-05-27 00:48:52 +02:00
parent b4bc8afe0a
commit 16f41a5298
3 changed files with 146 additions and 16 deletions
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11
Makefile Normal file
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@ -0,0 +1,11 @@
all: pixelflut.so
pixelflut.so: pixelflut.c
gcc -o $@ -shared -fPIC -Wall -Wpedantic -Wstrict-aliasing $<
.PHONY: clean
clean:
rm -f pixelflut.so

71
clippy.py
View file

@ -5,12 +5,13 @@ import random
import socket
import struct
import time
import numpy
import numpy as np
import bz2
import os
import functools
import contextlib
import math
import ctypes
from PIL import Image
@ -19,7 +20,7 @@ from pixelterm import pixelterm
HOST, PORT = "172.23.42.29",2342
CMD_LED_DRAW = 18
def resize_image(img, size):
def resize_image(img, size, blackbg=True):
tw, th = size
w, h = img.size
a, b = w/tw, h/th
@ -27,8 +28,11 @@ def resize_image(img, size):
pos = int((tw-w*f)/2), int((th-h*f)/2)
buf = Image.new('RGBA', (tw, th))
buf.paste(img.resize((int(w*f), int(h*f))).convert('RGBA'), pos)
if blackbg:
buf2 = Image.new('RGBA', (tw, th), (0, 0, 0, 255))
return Image.alpha_composite(buf2, buf)
else:
return buf
class Display:
def __init__(self):
@ -53,7 +57,29 @@ class Display:
@staticmethod
def encode_image(img, displaysize):
return numpy.frombuffer(Display.do_gamma(resize_image(img, displaysize), 0.5).convert('1').tobytes(), dtype='1b')
return np.frombuffer(Display.do_gamma(resize_image(img, displaysize), 0.5).convert('1').tobytes(), dtype='1b')
class Pixelflut:
def __init__(self, host, port, x, y, w, h):
self.host, self.port = host.encode(), port
self.x, self.y = x, y
self.w, self.h = w, h
self.dbuf = np.zeros(w*h*4, dtype=np.uint8)
self.so = ctypes.CDLL('./pixelflut.so')
self.sock = None
def sendframe(self, frame):
np.copyto(self.dbuf, frame)
cptr = self.dbuf.ctypes.data_as(ctypes.POINTER(ctypes.c_uint8))
if self.sock is None:
while self.sock is None or self.sock < 0:
time.sleep(1)
self.sock = self.so.cct(self.host, self.port)
if self.so.sendframe(self.sock, cptr, self.w, self.h, self.x, self.y):
self.so.discct(self.sock)
def encode_image(self, img):
return np.array(resize_image(img, (self.w, self.h), blackbg=False)).reshape(self.w*self.h*4)
def weightedChoice(choices, default=None):
acc = 0
@ -81,14 +107,15 @@ class Agent:
self.picmap = Image.open(path / 'map.png')
self.path = path
def __call__(self, action):
def __call__(self, action, sleep=True):
for frame in self._animate(action):
# print('frame:', frame)
if 'images_encoded' in frame: # some frames contain branch info and sound, but no images
yield frame['images_encoded']
if sleep:
time.sleep(frame['duration']/1000)
def precalculate_images(self, dsp, termsize):
def precalculate_images(self, pf, dsp, termsize):
print('\033[93mPrecalculating images\033[0m')
total = sum(1 for ani in self.config['animations'].values() for f in ani['frames'] if 'images' in f)
i = 0
@ -97,15 +124,16 @@ class Agent:
if 'images' in f:
print(('(\033[38;5;245m{: '+str(1+int(math.log10(total)))+'}/{}\033[0m) ').format(i, total), end='')
i += 1
f['images_encoded'] = self._precalculate_one_image(tuple(f['images'][0]), dsp, termsize)
f['images_encoded'] = self._precalculate_one_image(tuple(f['images'][0]), pf, dsp, termsize)
print()
print('\033[93mdone.\033[0m')
self._precalculate_one_image.cache_clear()
@functools.lru_cache(maxsize=None)
def _precalculate_one_image(self, coords, dsp, termsize):
def _precalculate_one_image(self, coords, pf, dsp, termsize):
img = self._get_image(*coords)
return ( dsp.encode_image(img, dsp.size) if dsp else None,
return ( pf.encode_image(img) if pf else None,
dsp.encode_image(img, dsp.size) if dsp else None,
pixelterm.termify_pixels(resize_image(img, termsize)) if termsize else None )
def _animate(self, action):
@ -132,9 +160,11 @@ if __name__ == '__main__':
parser.add_argument('-a', '--agent', default='Clippy')
parser.add_argument('-e', '--endless', action='store_true')
parser.add_argument('-d', '--display', action='store_true')
parser.add_argument('-p', '--pixelflut', type=str, default='94.45.232.225:1234')
parser.add_argument('-t', '--terminal', action='store_true')
parser.add_argument('-x', '--termsize', type=str)
parser.add_argument('-s', '--socket', action='store_true')
parser.add_argument('-n', '--nosleep', action='store_true')
parser.add_argument('-b', '--bind', type=str, default='0.0.0.0:2342')
parser.add_argument('action', default='Greeting', nargs='?')
args = parser.parse_args()
@ -149,6 +179,17 @@ if __name__ == '__main__':
sys.exit(0)
dsp = Display() if args.display else None
if args.pixelflut:
target, *params = args.pixelflut.split('@')
host, port = target.split(':')
port = int(port)
x, y, *_r = params[0].split(',') if params else (0, 0, None)
w, h = _r if _r else (320, 240)
x, y, w, h = map(int, (x, y, w, h))
pf = Pixelflut(host, port, x, y, w, h) if args.pixelflut else None
else:
pf = None
agent = Agent(agent_path)
if args.socket:
tx, ty = (args.termsize or '60x30').split('x')
@ -157,7 +198,7 @@ if __name__ == '__main__':
tx, ty = args.termsize.split('x') or os.get_terminal_size()
tx, ty = int(tx), int(ty)
termsize = (tx, ty*2) if args.terminal or args.socket else None
agent.precalculate_images(dsp, termsize)
agent.precalculate_images(pf, dsp, termsize)
if args.socket:
import socketserver
@ -169,7 +210,7 @@ if __name__ == '__main__':
while True:
action = random.choice(agent.animations)
print('[\033[38;5;245m{}\033[0m] Playing: {}'.format(self.client_address[0], action))
for _img_dsp, img_term in agent(action):
for _img_pf, _img_dsp, img_term in agent(action):
self.request.sendall(b'\033[H'+img_term.encode())
host, port = args.bind.split(':')
port = int(port)
@ -180,16 +221,22 @@ if __name__ == '__main__':
if random.random() > 0.2:
action = random.choice(agent.animations)
print('Playing:', action)
for img_dsp, img_term in agent(action):
for img_pf, img_dsp, img_term in agent(action, not args.nosleep):
if args.terminal:
print('\033[H'+img_term)
if args.display:
dsp.sendframe(img_dsp)
if args.pixelflut:
pf.sendframe(img_pf)
if not args.nosleep:
time.sleep(1)
else:
for img_dsp, img_term in agent(args.action):
for img_pf, img_dsp, img_term in agent(args.action, not args.nosleep):
if args.terminal:
print(pixelterm.termify_pixels(
resize_image(img, termsize)))
if args.display:
dsp.sendframe(img_dsp)
if args.pixelflut:
pf.sendframe(img_pf)

72
pixelflut.c Normal file
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@ -0,0 +1,72 @@
#include <stdlib.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <string.h>
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#define PIXEL_FORMAT "PX %zd %zd %02x%02x%02x\n"
int cct(const char *target, int port) {
printf("Reconnecting %s:%d\n", target, port);
int sockfd = socket(AF_INET, SOCK_STREAM, 0);
if (!sockfd) {
fprintf(stderr, "No sockfd.\n");
return -1;
}
struct sockaddr_in serv_addr;
memset(&serv_addr, 0, sizeof(serv_addr));
serv_addr.sin_family = AF_INET;
serv_addr.sin_port = htons(port);
if (inet_pton(AF_INET, target, &serv_addr.sin_addr) != 1) {
fprintf(stderr, "Address error. \"%s\"\n", target);
return -2;
}
if (connect(sockfd, (struct sockaddr *)&serv_addr, sizeof(serv_addr))) {
fprintf(stderr, "Connect error.\n");
return -3;
}
return sockfd;
}
int sendframe(int fd, uint8_t *img, int w, int h, int ox, int oy) {
static unsigned long fcnt=0;
printf("frame %lu %dx%d @pos %dx%d\n", fcnt++, w, h, ox, oy);
int fmtlen = snprintf(NULL, 0, PIXEL_FORMAT, (size_t)1000, (size_t)1000, 0xff, 0xff, 0xff);
char *out = malloc(1400);
if (!out) {
fprintf(stderr, "Malloc error.\n");
return -4;
}
char *p = out;
for (size_t x=0; x<w; x++) {
for (size_t y=0; y<h; y++) {
uint8_t *px = img + (y*w + x)*4;
uint8_t r = px[0], g = px[1], b = px[2], a = px[3];
if (a != 255)
continue;
size_t cx = ox+x, cy = oy+y;
p += snprintf(p, fmtlen+1, PIXEL_FORMAT, cx, cy, r, g, b);
if (p-out > 1400-fmtlen-1) {
if (send(fd, out, p-out, 0) < 0) {
fprintf(stderr, "Send error. %d %s\n", errno, strerror(errno));
return -5;
}
p = out;
}
}
}
free(out);
usleep(1000);
return 0;
}
void discct(int fd) {
close(fd);
}