Initial commit: Twitch Stream Vision Analyzer

Async pipeline: streamlink + ffmpeg frame capture → Gemini Vision API analysis → rich console output + log file.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

main.py

@@ -0,0 +1,71 @@
+import asyncio
+import signal
+
+from rich.console import Console
+
+from config import load_config
+from capture import capture_frames
+from analyzer import VisionAnalyzer
+from output import print_description, log_description
+
+console = Console()
+
+
+async def run(config) -> None:
+    analyzer = VisionAnalyzer(
+        api_key=config.gemini_api_key,
+        base_url=config.gemini_base_url,
+        lang=config.lang,
+    )
+
+    console.print(
+        f"[bold green]Starting stream analysis[/bold green] "
+        f"channel=[cyan]{config.channel}[/cyan] "
+        f"interval=[cyan]{config.interval}s[/cyan] "
+        f"quality=[cyan]{config.quality}[/cyan]"
+    )
+    console.print("[dim]Press Ctrl+C to stop[/dim]\n")
+
+    frame_number = 0
+
+    async for frame_data in capture_frames(
+        config.channel, config.quality, config.interval
+    ):
+        frame_number += 1
+        console.print(f"[dim]Captured frame #{frame_number}, analyzing...[/dim]")
+
+        try:
+            description = await analyzer.analyze_frame(frame_data)
+        except Exception as e:
+            console.print(f"[bold red]Analysis error:[/bold red] {e}")
+            continue
+
+        print_description(description, frame_number)
+        await log_description(config.log_file, description, frame_number)
+
+
+def main() -> None:
+    config = load_config()
+
+    loop = asyncio.new_event_loop()
+    asyncio.set_event_loop(loop)
+
+    task = loop.create_task(run(config))
+
+    def shutdown(sig, frame):
+        console.print("\n[bold yellow]Shutting down...[/bold yellow]")
+        task.cancel()
+
+    signal.signal(signal.SIGINT, shutdown)
+    signal.signal(signal.SIGTERM, shutdown)
+
+    try:
+        loop.run_until_complete(task)
+    except asyncio.CancelledError:
+        console.print("[bold green]Stopped.[/bold green]")
+    finally:
+        loop.close()
+
+
+if __name__ == "__main__":
+    main()