ascii live art on an andriod phone

live-ascii-andriod.py

import numpy as np
from scipy.misc import imresize
from PIL import Image
from os import system
from time import sleep

# Method to convert images(/image buffers?) to ascii art
# Change this to either use a shared library (.so) file or the python img2txt module
# stolen from img2txt.generate_grayscale_for_image
def img2ascii(pixels, height, width):
	color = "MNHQ$OC?7>!:-;. " 	# grayscale # create a matrix that has this as elements or something?
	string = ""
	m = np.sum(pixels, axis=2) * 0.0208333
	m = m.astype('uint8')
	for h in range(height):
		for w in range(width-1, 0, -1):
			string += color[m[h, w]]
		string += "\n"

# cap = cv2.VideoCapture(0) # Replace with andriod stuff

# Frame is 1080x720
div = 5
im_width = 1080 // div
im_height = 720 // div

# Term size (termux)
im_width = 87
im_height = 20

# Lower resolution with andriod stuff?
# cap.set(3, int(im_width))
# cap.set(4, int(im_height))

system("termux-camera-photo 'file.jpg'")
im = Image.open('file.jpg')
frame = np.array(im)
print(frame.shape)
print("Webcam resolution: %s x %s" % (frame.shape[1], frame.shape[0]))
sleep(2.0)

while(True):
	system("termux-camera-photo 'file.jpg'")
	im = Image.open('file.jpg')
	frame = np.array(im)
	frame = imresize(frame,(im_width, im_height), interp='nearest')
	string = img2ascii(frame, im_height, im_width)
	sys.stdout.write(string)