add example

examples/audio/audio_music_stream.py

@@ -0,0 +1,101 @@
+"""checked with raylib-python-cffi 5.5.0.2
+raylib [audio] example - Music playing (streaming)
+Example complexity rating: [★☆☆☆] 1/4
+Example originally created with raylib 1.3, last time updated with raylib 4.0
+Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
+BSD-like license that allows static linking with closed source software
+Copyright (c) 2015-2025 Ramon Santamaria (@raysan5)
+
+This source has been converted from C raylib examples to Python.
+"""
+
+import pyray as rl
+from pathlib import Path
+
+THIS_DIR = Path(__file__).resolve().parent
+
+
+# ------------------------------------------------------------------------------------
+# Program main entry point
+# ------------------------------------------------------------------------------------
+def main():
+    # Initialization
+    # --------------------------------------------------------------------------------------
+    screen_width = 800
+    screen_height = 450
+
+    rl.init_window(
+        screen_width,
+        screen_height,
+        "raylib [audio] example - music playing (streaming)",
+    )
+
+    rl.init_audio_device()  # Initialize audio device
+
+    music = rl.load_music_stream(str(THIS_DIR / "resources/country.mp3"))
+
+    rl.play_music_stream(music)
+
+    time_played = 0.0  # Time played normalized [0.0f..1.0f]
+    pause = False  # Music playing paused
+
+    rl.set_target_fps(30)  # Set our game to run at 30 frames-per-second
+    # --------------------------------------------------------------------------------------
+
+    # Main game loop
+    while not rl.window_should_close():  # Detect window close button or ESC key
+        # Update
+        # ----------------------------------------------------------------------------------
+        rl.update_music_stream(music)  # Update music buffer with new stream data
+
+        # Restart music playing (stop and play)
+        if rl.is_key_pressed(rl.KEY_SPACE):
+            rl.stop_music_stream(music)
+            rl.play_music_stream(music)
+
+        # Pause/Resume music playing
+        if rl.is_key_pressed(rl.KEY_P):
+            pause = not pause
+
+            if pause:
+                rl.pause_music_stream(music)
+            else:
+                rl.resume_music_stream(music)
+
+        # Get normalized time played for current music stream
+        time_played = rl.get_music_time_played(music) / rl.get_music_time_length(music)
+
+        if time_played > 1.0:
+            time_played = 1.0  # Make sure time played is no longer than music
+        # ----------------------------------------------------------------------------------
+
+        # Draw
+        # ----------------------------------------------------------------------------------
+        rl.begin_drawing()
+
+        rl.clear_background(rl.RAYWHITE)
+
+        rl.draw_text("MUSIC SHOULD BE PLAYING!", 255, 150, 20, rl.LIGHTGRAY)
+
+        rl.draw_rectangle(200, 200, 400, 12, rl.LIGHTGRAY)
+        rl.draw_rectangle(200, 200, int(time_played * 400.0), 12, rl.MAROON)
+        rl.draw_rectangle_lines(200, 200, 400, 12, rl.GRAY)
+
+        rl.draw_text("PRESS SPACE TO RESTART MUSIC", 215, 250, 20, rl.LIGHTGRAY)
+        rl.draw_text("PRESS P TO PAUSE/RESUME MUSIC", 208, 280, 20, rl.LIGHTGRAY)
+
+        rl.end_drawing()
+        # ----------------------------------------------------------------------------------
+
+    # De-Initialization
+    # --------------------------------------------------------------------------------------
+    rl.unload_music_stream(music)  # Unload music stream buffers from RAM
+
+    rl.close_audio_device()  # Close audio device (music streaming is automatically stopped)
+
+    rl.close_window()  # Close window and OpenGL context
+    # --------------------------------------------------------------------------------------
+
+
+if __name__ == "__main__":
+    main()