moved modules to src folder

src/VHSImage.py

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+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")

src/VaporSong.py

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+import os
+import subprocess
+import re
+from random import randint
+
+import logzero
+from logzero import logger
+from logzero import setup_logger
+
+CONFIDENCE_THRESH = 0.02
+
+class VaporSong:
+
+	# Slows down Track
+	
+	def slow_down(src, rate, dest):
+		cmd = "sox -G -D " + src + " " + dest + " speed " + str(rate)
+		os.system(cmd)
+		return dest
+
+	# Adds Reverb
+	
+	def reverbize(src, dest):
+		cmd = "sox -G -D " + src + " " + dest + " reverb 100 fade 5 -0 7" # idk what this does tbh, https://stackoverflow.com/a/57767238/8386344
+		os.system(cmd)
+		return dest
+
+	
+	# Crops "src" from "start" plus "start + dur" and return it in "dest"
+	def crop(src,dest,start,dur):
+		cmd = "sox " + src + " " + dest + " trim " + " " + str(start) + " " + str(dur)
+		os.system(cmd)
+
+	
+	# Randomly crops a part of the song of at most max_sec_len.
+	def random_crop(src, max_sec_len, dest):
+		out = subprocess.check_output(["soxi","-D",src]).rstrip()
+		f_len = int(float(out))
+		if (f_len <= max_sec_len):
+			os.system("cp " + src + " " + dest)
+			return
+		else:
+			start_region = f_len - max_sec_len
+			start = randint(0,start_region)
+			VaporSong.crop(src,dest,start,max_sec_len)
+
+	
+	# Given a file, returns a list of [beats, confidence], executable based on audibo's test-beattracking.c 
+	# TODO: Move away from executable and use aubio's Python module
+	def fetchbeats(src):
+		beat_matrix = []
+		if os.name == 'posix':
+			beats = subprocess.check_output(["noah", "get-beats",src]).rstrip()
+		else:
+			beats = subprocess.check_output(["get-beats",src]).rstrip()
+		beats_ary = beats.splitlines()
+		for i in beats_ary:
+			record = i.split()
+			record[0] = float(record[0])/1000.0
+			record[1] = float(record[1])
+			beat_matrix.append(record)
+		return beat_matrix
+
+	# Splits an audio file into beats according to beat_matrix list
+	
+	def split_beat(src,beat_matrix):
+		split_files = []
+		for i in range(0,len(beat_matrix)-1):
+
+			if(beat_matrix[i][1] > CONFIDENCE_THRESH):
+				dur = (beat_matrix[i+1][0] - beat_matrix[i][0])
+				out = src.split(".")[0]+str(i)+".wav"
+				VaporSong.crop(src,out,beat_matrix[i][0],dur)
+				split_files.append(out)
+		return split_files
+
+	# Combines a list of sections
+	
+	def combine(sections,dest):
+		tocomb = []
+		tocomb.append("sox")
+		tocomb.append("-G")
+		for section in sections:
+			for sample in section:
+				tocomb.append(sample)
+		tocomb.append(dest)
+		tmpFileLimit = len(tocomb) + 256 # in case the program messes up, it does not actually frick up your system
+		n = str(tmpFileLimit)
+		#logger.info("Setting file limit to ", n)
+		os.system("ulimit -n " + n)
+		subprocess.check_output(tocomb)
+		return dest
+
+	# Arbitrarily groups beats into lists of 4, 6, 8, or 9, perfect for looping.
+	
+	def generate_sections(ary):
+		sections = []
+		beats = [4,6,8,9]
+		index = 0
+		while(index != len(ary)):
+			current_beat = beats[randint(0,len(beats)-1)]
+			new_section = []
+			while((current_beat != 0) and (index != len(ary))):
+				new_section.append(ary[index])
+				current_beat -= 1
+				index += 1
+			sections.append(new_section)
+		return sections
+
+	
+	# given a list of sections, selects some of them and duplicates them, perfect for that vaporwave looping effect
+	def dup_sections(sections):
+		new_section = []
+		for section in sections:
+			new_section.append(section)
+			if(randint(0,1) == 0):
+				new_section.append(section)
+		return new_section
+
+	# a passage is a list of sections. This takes some sections and groups them into passages.
+	
+	def make_passages(sections):
+		passages = []
+		index = 0
+		while(index != len(sections)):
+			passage_len = randint(1,4)
+			passage = []
+			while(index != len(sections) and passage_len > 0):
+				passage.append(sections[index])
+				index += 1
+				passage_len -= 1
+			passages.append(passage)
+		return passages
+
+	# Given all of our passages, picks some of them and inserts them into a list some number of times.
+	
+	def reorder_passages(passages):
+		new_passages = []
+		passage_count = randint(5,12)
+		while(passage_count != 0):
+			passage = passages[randint(0,len(passages)-1)]
+			passage_count -= 1
+			dup = randint(1,4)
+			while(dup != 0):
+				dup -= 1
+				new_passages.append(passage)
+		return new_passages
+
+	# converts a list of passages to a list of sections.
+	
+	def flatten(passages):
+		sections = []
+		for passage in passages:
+			for section in passage:
+				sections.append(section)
+		return sections
+
+	# It's all coming together
+	
+	def vaporize_song(fname, title):
+		logger.info("Slowing down the music")
+		VaporSong.slow_down(fname, 0.7, "beats/out.wav")
+		#logger.info("Cropping")
+		#VaporSong.random_crop("beats/out.wav",150,"beats/outcrop.wav")
+		logger.info("Doing Beat Analysis")
+		bm = VaporSong.fetchbeats("beats/out.wav")
+		logger.info("Split into beats")
+		splitd = VaporSong.split_beat("beats/out.wav",bm)
+		#group beats to sections
+		logger.info("Divide into sections")
+		sections = VaporSong.generate_sections(splitd)
+		logger.info("Duping Sections")
+		sdup = VaporSong.dup_sections(sections)
+		# group sections into passages
+		paslist = VaporSong.make_passages(sdup)
+		# reorder packages
+		pasloop = VaporSong.reorder_passages(paslist)
+		sectionflat = VaporSong.flatten(pasloop)
+		logger.info("Mastering & Reverbing")
+		VaporSong.combine(sectionflat,"beats/out_norev.wav")
+		VaporSong.reverbize("beats/out_norev.wav","./" + (re.sub(r"\W+|_", " ", title)).replace(" ","_") + ".wav")
+		logger.info("Generated V A P O R W A V E")