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October 28, 2018 18:33
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from SimpleCV import Camera | |
class AsciiBoi: | |
def __init__(self): | |
pass | |
def preProcess(self, img): | |
edge_img = img.edges(30, 60) | |
edge_img = edge_img.grayscale() | |
return edge_img | |
def getRois(self, img, scale): | |
rois = [] | |
numpy_img = self.preProcess(img).getNumpy() | |
for col_id in range(int(len(numpy_img) / scale) - 1): | |
region_low = col_id * scale | |
region_high = (col_id + 1) * scale | |
num_col_region = range(int(len(numpy_img[0]) / scale) - 1) | |
rois += list( | |
map(lambda row_idx: ROI(numpy_img[region_low:region_high, row_idx * scale:(row_idx + 1) * scale], | |
region_low, region_high, row_idx * scale, (row_idx + 1) * scale), | |
num_col_region)) | |
return rois | |
class ROI: | |
def __init__(self, region, col_low, col_high, row_low, row_high): | |
self.row_high = row_high | |
self.row_low = row_low | |
self.col_high = col_high | |
self.col_low = col_low | |
self.region = region | |
def img_to_ascii(img, roi_size): | |
asciboi = AsciiBoi() | |
ascii_image = [[" " for y in range(int(img.width / roi_size))] for x in range(int(img.height / roi_size))] | |
regions = asciboi.getRois(img, roi_size) | |
for roi in regions: | |
if 255 in roi.region: | |
ascii_image[int(roi.row_low / roi_size)][int(roi.col_low / roi_size)] = "8" | |
return ascii_image | |
def write_to_file(ascii_data): | |
with open("asciiboi2.txt", "w") as output: | |
for row in ascii_data: | |
output.write("".join(row) + "\n") | |
cam = Camera() | |
image = cam.getImage() | |
image = image.scale(2.0) | |
PIXEL_REGION_SIZE = 6 | |
write_to_file(img_to_ascii(image.copy(), PIXEL_REGION_SIZE)) |
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