def melonize(img, n_frames):
hsl = nphusl.to_husl(img)
hue, sat, lit = (hsl[..., n] for n in range(3))
#sat[:] = 99
pink = 360 # very end of the H spectrum
green = 130
def gen_chunksizes():
yield from range(1, 100)
yield from range(100, 1, -1)
for chunksize in gen_chunksizes():
hsl_out = hsl.copy()
hue_out, sat_out, lit_out = (hsl_out[..., i] for i in range(3))
for low, high in nphusl.chunk(100, chunksize): # chunks of the hue range
select = np.logical_and(lit > low, lit < high)
is_odd = low % (chunksize * 2)
color = pink if is_odd else green
hue_out[select] = color
select = np.logical_and(lit > (low - 1), lit < low)
select = np.logical_and(select, lit > 60)
ave = (low + high) / 2
select = np.logical_and(lit > (ave - 2), lit < (ave + 2))
sat_out[select] = 100
yield nphusl.to_rgb(hsl_out)
def melonize(img, n_frames):
hsl = nphusl.to_husl(img)
hue, sat, lit = (hsl[..., n] for n in range(3))
#sat[:] = 99
pink = 360 # very end of the H spectrum
green = 130
def gen_chunksizes():
yield from range(1, 100)
yield from range(100, 1, -1)
for chunksize in gen_chunksizes():
hsl_out = hsl.copy()
hue_out, sat_out, lit_out = (hsl_out[..., i] for i in range(3))
for low, high in nphusl.chunk(100,
chunksize): # chunks of the hue range
select = np.logical_and(lit > low, lit < high)
is_odd = low % (chunksize * 2)
color = pink if is_odd else green
hue_out[select] = color
select = np.logical_and(lit > (low - 1), lit < low)
select = np.logical_and(select, lit > 60)
ave = (low + high) / 2
select = np.logical_and(lit > (ave - 2), lit < (ave + 2))
sat_out[select] = 100
yield nphusl.to_rgb(hsl_out)
def hue_watermelon(img):
hsl = nphusl.to_husl(img)
hue, saturation, lightness = (hsl[..., n] for n in range(3))
hue_out = hue.copy()
pink = 360 # very end of the H spectrum
green = 130
chunksize = 45
for low, high in nphusl.chunk(360, chunksize): # chunks of the hue range
select = np.logical_and(hue > low, hue < high)
is_odd = low % (chunksize * 2)
color = pink if is_odd else green
hue_out[select] = color
hue[:] = hue_out
return nphusl.to_rgb(hsl), "watermelon"
def hue_watermelon(img):
hsl = nphusl.to_husl(img)
hue, saturation, lightness = (hsl[..., n] for n in range(3))
hue_out = hue.copy()
pink = 360 # very end of the H spectrum
green = 130
chunksize = 45
for low, high in nphusl.chunk(360, chunksize): # chunks of the hue range
select = np.logical_and(hue > low, hue < high)
is_odd = low % (chunksize * 2)
color = pink if is_odd else green
hue_out[select] = color
hue[:] = hue_out
return nphusl.to_rgb(hsl), "watermelon"
