Created
December 22, 2018 02:36
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takes an image and renders it in a terminal when run in a terminal (256 color)
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| from PIL import Image | |
| import sys | |
| COLOR_DIFF = (0, 95, 135, 175, 215, 255) | |
| imageNM = input("Image?: ") | |
| SCALING = int(input("Scale? (5 - high, 20 - low): ")) | |
| im = Image.open(imageNM, "r") | |
| width, height = im.size | |
| pixels = list(im.getdata()) | |
| buckets = [] | |
| def get256color(rgbTuple): | |
| #converts 'true color' to xterm-256 color number. | |
| newRGB = [] | |
| #check for greys/black/white on grey scale ramp | |
| if (rgbTuple[0]-10 <= rgbTuple[1] and rgbTuple[1] <= rgbTuple[0]+10 and #red is close to green | |
| rgbTuple[1]-10 <= rgbTuple[2] and rgbTuple[2] <= rgbTuple[1]+10 and #green is close to blue | |
| rgbTuple[0]-10 <= rgbTuple[2] and rgbTuple[2] <= rgbTuple[0]+10): #red is close to blue | |
| avgGrey = (rgbTuple[0] + rgbTuple[1] + rgbTuple[2])/3 | |
| if avgGrey < 4: | |
| return 0 | |
| elif avgGrey > 246: | |
| return 255 | |
| elif int(avgGrey/10) == 24: | |
| return 255 | |
| return 232+int(avgGrey/10) | |
| #regular colors | |
| for val in rgbTuple: | |
| for index, item in enumerate(COLOR_DIFF): | |
| if item == 255 or (item <= val and val < COLOR_DIFF[index+1]): | |
| if item == 255: | |
| newRGB.append(5) | |
| break | |
| if abs(val - item) < abs(val - COLOR_DIFF[index+1]): | |
| newRGB.append(index) | |
| break | |
| else: | |
| newRGB.append(index+1) | |
| break | |
| return 16+(36*newRGB[0])+(6*newRGB[1])+newRGB[2] | |
| for y in range(int(height/SCALING)): | |
| buckets.append([]) | |
| for x in range(int(width/SCALING)): | |
| buckets[y].append([]) | |
| for y in range(height): | |
| for x in range(width): | |
| try: | |
| buckets[int(y/SCALING)-1][int(x/SCALING)-1].append(pixels[width*y+x]) | |
| except IndexError: | |
| print("IndexError") | |
| print(int(y/SCALING), int(x/SCALING), y, x) | |
| print(len(buckets), len(buckets[0])) | |
| quit() | |
| for row in buckets: | |
| for index, column in enumerate(row): | |
| r = 0 | |
| g = 0 | |
| b = 0 | |
| c = 0 | |
| for pixel in column: | |
| r += pixel[0] | |
| g += pixel[1] | |
| b += pixel[2] | |
| c += 1 | |
| newColumn = get256color((int(r/c), int(b/c), int(b/c))) | |
| sys.stdout.write("\033[48;5;" + str(newColumn) + "m ") | |
| sys.stdout.write("\033[0m\n") |
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