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Diffstat (limited to 'src/VHSImage.py')
| -rw-r--r-- | src/VHSImage.py | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/src/VHSImage.py b/src/VHSImage.py new file mode 100644 index 0000000..51688b1 --- /dev/null +++ b/src/VHSImage.py @@ -0,0 +1,170 @@ +import requests +import datetime +from PIL import Image +from PIL import ImageFont +from PIL import ImageDraw +import colorsys +import json +import numpy as np +import imageio +import random +from math import floor +import os +import logzero +from logzero import logger +from logzero import setup_logger +import random + + +def generate_offsets(array_size, max_offset): + periodicity = random.randint(1, 10) + periodicity = random.random() * periodicity + offsets = [] + for i in range(array_size): + # print(floor(max_offset*np.sin(periodicity*(i*np.pi/180)))) + offsets.append(floor(max_offset*np.sin(periodicity*(i*np.pi/180)))) + return offsets + + +def hueChange(img, offset): + # https://stackoverflow.com/questions/27041559/rgb-to-hsv-python-change-hue-continuously/27042106 + # It's better to raise an exception than silently return None if img is not + # an Image. + img.load() + r, g, b = img.split() + r_data = [] + g_data = [] + b_data = [] + + offset = offset/100. + for rd, gr, bl in zip(r.getdata(), g.getdata(), b.getdata()): + h, s, v = colorsys.rgb_to_hsv(rd/255.0, bl/255.0, gr/255.0) + # print(h, s, v) + # print(rd, gr, bl) + rgb = colorsys.hsv_to_rgb(h, s+offset, v) + rd, bl, gr = [int(x*255.) for x in rgb] + # print(rd, gr, bl) + r_data.append(rd) + g_data.append(gr) + b_data.append(bl) + + r.putdata(r_data) + g.putdata(g_data) + b.putdata(b_data) + return Image.merge('RGB',(r,g,b)) + +def decision(probability): + return random.random() < probability + +def getImage(out_name="image.jpg"): + now = datetime.datetime.now() + dt_str = now.strftime("%Y-%m-%dT%H:%M:%Sz") + newurl = url.format(WIDTH=3840, HEIGHT=2160, DATE=dt_str) + r = requests.get(newurl) + img_data = r.json()["batchrsp"]["items"][0] + # ["ad"]["image_fullscreen_001_landscape"]["u"] + img_url = json.loads(img_data["item"])["ad"]["image_fullscreen_001_landscape"]["u"] + r = requests.get(img_url) + with open(out_name, "wb") as f: + f.write(r.content) + +def mod_image_repeat_rows(imgname, chance_of_row_repeat=0, max_row_repeats=0, min_row_repeats=0, save=True, out_name="image.jpg"): + img = Image.open(imgname) + pixels = img.load() + width, height = img.size + + repeat = False + num_repeats = 0 + times_to_repeat = 0 + row_to_repeat = [] + offsets = [] + for y in range(height): + if not repeat and decision(chance_of_row_repeat): + repeat = True + times_to_repeat = random.randint(min_row_repeats, max_row_repeats) + offsets = generate_offsets(times_to_repeat, random.randint(10, 50)) + for x in range(width): + r, g, b = img.getpixel((x, y)) + + if repeat and len(row_to_repeat) != width: + pixels[x, y] = (r, g, b) + row_to_repeat.append((r, g, b)) + elif repeat: + try: + pixels[x, y] = row_to_repeat[x + offsets[num_repeats]] + except Exception as e: + pixels[x, y] = row_to_repeat[x - offsets[num_repeats]] + else: + pixels[x, y] = (r, g, b) + + if repeat: + num_repeats += 1 + if num_repeats >= times_to_repeat: + repeat = False + times_to_repeat = 0 + num_repeats = 0 + row_to_repeat = [] + offsets = [] + if save: + img.save(out_name) + + +def add_date(img_path, out_name="image.jpg", bottom_offset=0): + date_obj = datetime.datetime.now() + date_str_1 = date_obj.strftime("%p %H:%M") + date_str_2 = date_obj.strftime("%b. %d %Y") + corner_offset = 50 + img = Image.open(img_path) + width, height = img.size + draw = ImageDraw.Draw(img) + font = ImageFont.truetype("src/VCR_OSD_MONO_1.001.ttf", 64) + draw.text((corner_offset, (height-150-bottom_offset)), date_str_1, (255, 255, 255), font=font) + draw.text((corner_offset, (height-75)-bottom_offset), date_str_2, (255, 255, 255), font=font) + draw.text((corner_offset, 25), "|| PAUSE", (255, 255, 255), font=font) + img.save(out_name) + +def add_img_noise(imgpath, intensity=1, out_name="image.jpg"): + img = imageio.imread(imgpath, pilmode='RGB') + noise1 = img + intensity * img.std() * np.random.random(img.shape) + imageio.imwrite(out_name, noise1) + +def offset_hue(image, out_name="image.jpg"): + if isinstance(image, str): + image = Image.open(image) + image = hueChange(image, 25) + image.save(out_name) + +def build_background(out_name, taskbar_offset): + #getImage(out_name="start.jpg") + offset_hue("start.jpg", out_name="saturated.jpg") + mod_image_repeat_rows("saturated.jpg", 0.012, 50, 10, out_name="shifted.jpg") + add_img_noise("shifted.jpg", out_name="noisy.jpg") + add_date("noisy.jpg", out_name=out_name, bottom_offset=taskbar_offset) + +""" +if __name__ == "__main__": + build_background("bkg.jpg", 25) +""" + +def generateVHSStyle(infile, outfile): + cut_rows = bool(random.getrandbits(1)) + offset = random.choice([0,5,10,15,20,25]) + logger.info("Saturating the image") + offset_hue(infile,"saturated.jpg") + if cut_rows: + logger.info("Shifting the image") + mod_image_repeat_rows("saturated.jpg", 0.012, 50, 10, True, "shifted.jpg") + else: + logger.info("Not applying lines effect") + mod_image_repeat_rows("saturated.jpg", 0, 0, 0, True, "shifted.jpg") + logger.info("Adding noise") + add_date("shifted.jpg","noisy.jpg") + logger.info("Adding text") + add_date("noisy.jpg",outfile, bottom_offset=offset) + logger.info("Generated Image: out.jpg") + logger.info("Removing residual files") + os.remove("shifted.jpg") + os.remove("saturated.jpg") + os.remove("noisy.jpg") + +#generateVHSStyle("s.jpg","o.jpg")
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