jerk off (#17)

* Create image folder

* Add files via upload

* Add files via upload

* Delete memes/jerk/images/.gitkeep

* 🚨 auto fix by pre-commit hooks

* adjust

* rename

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: meetwq <[email protected]>

memes/jerk_off/__init__.py

@@ -0,0 +1,34 @@
+from pathlib import Path
+
+from meme_generator import add_meme
+from meme_generator.utils import FrameAlignPolicy, Maker, make_gif_or_combined_gif
+from pil_utils import BuildImage
+
+img_dir = Path(__file__).parent / "images"
+
+
+def jerk_off(images: list[BuildImage], texts, args):
+    jerk_w, jerk_h = BuildImage.open(img_dir / "0.png").size
+    img_w, img_h = images[0].size
+    if img_w / img_h > jerk_w / jerk_h:
+        frame_h = jerk_h
+        frame_w = round(frame_h * img_w / img_h)
+    else:
+        frame_w = jerk_w
+        frame_h = round(frame_w * img_h / img_w)
+
+    def maker(i: int) -> Maker:
+        def make(img: BuildImage) -> BuildImage:
+            frame = img.convert("RGBA").resize((frame_w, frame_h), keep_ratio=True)
+            jerk = BuildImage.open(img_dir / f"{i}.png")
+            frame.paste(jerk, ((frame_w - jerk_w) // 2, frame_h - jerk_h), alpha=True)
+            return frame
+
+        return make
+
+    return make_gif_or_combined_gif(
+        images[0], maker, 8, 0.1, FrameAlignPolicy.extend_loop
+    )
+
+
+add_meme("jerk_off", jerk_off, min_images=1, max_images=1, keywords=["打胶"])