3b1b-manim/manimlib/utils/images.py
2022-12-17 22:14:30 -08:00

35 lines
922 B
Python

from __future__ import annotations
import numpy as np
from PIL import Image
from manimlib.utils.directories import get_raster_image_dir
from manimlib.utils.directories import get_vector_image_dir
from manimlib.utils.file_ops import find_file
from typing import TYPE_CHECKING
if TYPE_CHECKING:
from typing import Iterable
def get_full_raster_image_path(image_file_name: str) -> str:
return find_file(
image_file_name,
directories=[get_raster_image_dir()],
extensions=[".jpg", ".jpeg", ".png", ".gif", ""]
)
def get_full_vector_image_path(image_file_name: str) -> str:
return find_file(
image_file_name,
directories=[get_vector_image_dir()],
extensions=[".svg", ".xdv", ""],
)
def invert_image(image: Iterable) -> Image.Image:
arr = np.array(image)
arr = (255 * np.ones(arr.shape)).astype(arr.dtype) - arr
return Image.fromarray(arr)