Make Example Use Manim-Voiceover

.gitignore

@@ -48,3 +48,6 @@ paper/media/
 coverage.xml
 
 rendering_times.csv
+
+# Manim Voice Over
+.env

example.py

@@ -1,39 +1,58 @@
 # flake8: noqa: F403, F405
 # type: ignore
 
-from manim_voiceover import VoiceoverScene
-from manim_voiceover.services.gtts import GTTSService
+OPENAI = False
 
 from manim_slides import Slide, ThreeDSlide
-from manim_slides.slide import MANIM, MANIMGL
+from manim_slides.slide import MANIM, MANIMGL, MANIM_VOICEOVER
 
 if MANIM:
     from manim import *
 elif MANIMGL:
     from manimlib import *
 
+if MANIM_VOICEOVER:
+    from manim_voiceover import VoiceoverScene
+    if OPENAI:
+        from manim_voiceover.services.openai import OpenAIService as SpeechService
+    else:
+        from manim_voiceover.services.gtts import GTTSService as SpeechService
 
-class BasicExample(Slide, VoiceoverScene):
-    def construct(self):
-        self.set_speech_service(GTTSService())
+if not MANIM_VOICEOVER:
+    class BasicExample(Slide):
+        def construct(self):
+            circle = Circle(radius=3, color=BLUE)
+            dot = Dot()
 
-        circle = Circle(radius=3, color=BLUE)
-        dot = Dot()
+            self.play(GrowFromCenter(circle))
 
-        with self.voiceover(text="This is a circle") as tracker:
-            self.play(GrowFromCenter(circle), run_time=tracker.duration)
+            self.next_slide(loop=True)
+            self.play(MoveAlongPath(dot, circle), run_time=2, rate_func=linear)
+            self.next_slide()
 
-        self.next_slide(loop=True)
-        with self.voiceover(text="Now a dot is moving along the circle") as tracker:
-            self.play(
-                MoveAlongPath(dot, circle), rate_func=linear, run_time=tracker.duration
-            )
-        self.next_slide()
+            self.play(dot.animate.move_to(ORIGIN))
+else:
+    class BasicExample(Slide, VoiceoverScene):
+        def construct(self):
+            self.set_speech_service(SpeechService())
+
+            circle = Circle(radius=3, color=BLUE)
+            dot = Dot()
+
+            with self.voiceover(text="This is a circle") as tracker:
+                self.play(GrowFromCenter(circle), run_time=tracker.duration)
+
+            self.next_slide(loop=True)
+            with self.voiceover(text="Now a dot is moving along the circle") as tracker:
+                self.play(
+                    MoveAlongPath(dot, circle), rate_func=linear, run_time=tracker.duration
+                )
+            self.next_slide()
 
-        with self.voiceover(
-            text="Now the dot is moving back to the center of the circle"
-        ) as tracker:
-            self.play(dot.animate.move_to(ORIGIN), run_time=tracker.duration)
+            with self.voiceover(
+                text="Now the dot is moving back to the center of the circle"
+            ) as tracker:
+                self.play(dot.animate.move_to(ORIGIN), run_time=tracker.duration)
 
 
 class ConvertExample(Slide):

manim_slides/slide/__init__.py

@@ -1,6 +1,7 @@
 __all__ = [
     "MANIM",
     "MANIMGL",
+    "MANIM_VOICEOVER",
     "API_NAME",
     "Slide",
     "ThreeDSlide",
@@ -48,6 +49,7 @@ def __init__(self) -> None:
 
 MANIM: bool = API_NAME == "manim"
 MANIMGL: bool = API_NAME == "manimlib"
+MANIM_VOICEOVER: bool = "manim_voiceover" in sys.modules
 
 if MANIM:
     try:

pyproject.toml

@@ -55,7 +55,7 @@ docs = [
   "sphinxext-opengraph>=0.7.5",
 ]
 full = [
-  "manim-slides[magic,manim,sphinx-directive]",
+  "manim-slides[magic,manim,sphinx-directive,voiceover]",
 ]
 magic = ["manim-slides[manim]", "ipython>=8.12.2"]
 manim = ["manim>=0.18.0"]
@@ -65,6 +65,9 @@ pyqt6-full = ["manim-slides[full,pyqt6]"]
 pyside6 = ["pyside6>=6.6.1"]
 pyside6-full = ["manim-slides[full,pyside6]"]
 sphinx-directive = ["docutils>=0.20.1", "manim-slides[manim]"]
+voiceover = [
+  "manim-voiceover[all]>=0.3.7",
+]
 tests = [
   "manim-slides[full,manimgl,pyqt6,pyside6,sphinx-directive]",
   "pytest>=7.4.0",
@@ -232,4 +235,5 @@ override-dependencies = [
   "manimpango>=0.5.0,<1.0.0",
   "numpy<=1.24;python_version < '3.12'",
   "numpy>=1.26;python_version >= '3.12'",
+  "openai-whisper==20240927",
 ]