Remotion Video Generator

# chuk-motion/src/chuk_motion/components/layouts/Grid/tool.py """Grid MCP tool.""" import asyncio import json from chuk_motion.components.component_helpers import parse_nested_component from chuk_motion.generator.composition_builder import ComponentInstance from chuk_motion.models import ErrorResponse, LayoutComponentResponse def register_tool(mcp, project_manager): """Register the Grid tool with the MCP server.""" @mcp.tool async def remotion_add_grid( items: str, layout: str | None = None, gap: float = 20, padding: float = 40, duration: float | str = 5.0, track: str = "main", gap_before: float | str | None = None, ) -> str: """ Add Grid to the composition. Grid layout for multiple items. Args: items: JSON array of grid items. Format: [{"type": "ComponentName", "config": {...}}, ...] Example with videos: [ { "type": "VideoContent", "config": { "src": "https://example.com/video1.mp4", "muted": true, "fit": "cover" } }, { "type": "VideoContent", "config": { "src": "https://example.com/video2.mp4", "muted": true } } ] layout: Grid layout (2x2, 3x3, etc.) gap: Gap between grid items padding: Padding from edges duration: Duration in seconds track: Track name (default: "main") gap_before: Gap before component in seconds Returns: JSON with component info """ def _add(): if not project_manager.current_timeline: return ErrorResponse( error="No active project. Create a project first." ).model_dump_json() try: items_parsed = json.loads(items) except json.JSONDecodeError as e: return ErrorResponse(error=f"Invalid items JSON: {str(e)}").model_dump_json() try: # Convert array of item dicts to ComponentInstance objects children_components = [] if isinstance(items_parsed, list): for item in items_parsed: child = parse_nested_component(item) if child is not None: children_components.append(child) component = ComponentInstance( component_type="Grid", start_frame=0, duration_frames=0, props={ "layout": layout, "gap": gap, "padding": padding, "children": children_components, }, layer=0, ) component = project_manager.current_timeline.add_component( component, duration=duration, track=track, gap_before=gap_before ) return LayoutComponentResponse( component="Grid", layout=layout or "2x2", start_time=project_manager.current_timeline.frames_to_seconds( component.start_frame ), duration=duration, ).model_dump_json() except Exception as e: return ErrorResponse(error=str(e)).model_dump_json() return await asyncio.get_event_loop().run_in_executor(None, _add)