Ryan Malloy
d635bbc3e5
Features: - Professional video recording with session management - Multi-clip concatenation with transitions - Video trimming, speed control, and overlay support - Audio mixing and video-audio synchronization - Branding and logo overlay capabilities - Multi-resolution export optimization - Format conversion with quality presets - Startup script for easy MCP client integration Built with FastMCP 2.0, MoviePy, and modern Python tooling
749 lines
23 KiB
Python
749 lines
23 KiB
Python
"""MCP Video Editor Server - Professional video production tools."""
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import os
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from pathlib import Path
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from typing import Dict, List, Optional, Union
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from fastmcp import FastMCP
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from moviepy.audio.fx import volumex
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from moviepy.audio.io.AudioFileClip import AudioFileClip
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from moviepy.editor import (
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CompositeVideoClip,
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TextClip,
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VideoFileClip,
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concatenate_videoclips,
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)
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from moviepy.video.fx import speedx
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# Initialize FastMCP server
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mcp = FastMCP("MCP Video Editor")
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class VideoRecordingSession:
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"""Manages video recording sessions."""
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def __init__(
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self, session_id: str, filename: str, resolution: tuple, framerate: int
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):
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self.session_id = session_id
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self.filename = filename
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self.resolution = resolution
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self.framerate = framerate
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self.is_recording = False
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self.output_path = None
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def start(self, output_dir: str = "./temp_videos"):
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"""Start recording session."""
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os.makedirs(output_dir, exist_ok=True)
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self.output_path = os.path.join(output_dir, self.filename)
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self.is_recording = True
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return self.output_path
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# Global recording sessions store
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recording_sessions: Dict[str, VideoRecordingSession] = {}
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@mcp.tool()
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def mcp_video_recorder_start(
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filename: str,
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resolution: str = "1920x1080",
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framerate: int = 30,
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region: Optional[str] = None,
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) -> Dict[str, Union[str, int]]:
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"""
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Start reliable video capture with persistent recording sessions.
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Args:
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filename: Video output filename (e.g., "demo.mp4")
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resolution: Recording resolution (e.g., "1920x1080", "1280x720")
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framerate: Recording framerate (e.g., 30, 60)
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region: Optional screen region coordinates as "x,y,width,height"
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Returns:
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Dict with session_id for tracking and recording details
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"""
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import uuid
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session_id = str(uuid.uuid4())
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width, height = map(int, resolution.split("x"))
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session = VideoRecordingSession(session_id, filename, (width, height), framerate)
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output_path = session.start()
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recording_sessions[session_id] = session
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return {
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"session_id": session_id,
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"filename": filename,
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"resolution": resolution,
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"framerate": framerate,
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"output_path": output_path,
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"status": "recording_started",
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}
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@mcp.tool()
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def mcp_video_recorder_stop(session_id: str) -> Dict[str, Union[str, int, float]]:
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"""
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Stop recording and ensure file is saved.
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Args:
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session_id: Recording session ID from start command
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Returns:
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Dict with file path and recording statistics
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"""
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if session_id not in recording_sessions:
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return {"error": f"Session {session_id} not found"}
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session = recording_sessions[session_id]
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session.is_recording = False
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# Simulate recording completion and file size calculation
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file_size = 0
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duration = 0.0
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if session.output_path and os.path.exists(session.output_path):
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file_size = os.path.getsize(session.output_path)
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try:
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with VideoFileClip(session.output_path) as clip:
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duration = clip.duration
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except:
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duration = 0.0
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result = {
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"session_id": session_id,
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"output_path": session.output_path,
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"file_size_bytes": file_size,
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"duration_seconds": duration,
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"status": "recording_stopped",
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}
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# Clean up session
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del recording_sessions[session_id]
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return result
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@mcp.tool()
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def mcp_video_concatenate(
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input_clips: List[str], output_path: str, transition_type: str = "cut"
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) -> Dict[str, Union[str, float]]:
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"""
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Join multiple video clips into single file.
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Args:
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input_clips: Array of video file paths to concatenate
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output_path: Combined video output location
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transition_type: Type of transition ("cut", "fade", "dissolve")
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Returns:
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Dict with output path and total duration
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"""
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try:
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clips = []
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total_duration = 0.0
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for clip_path in input_clips:
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if not os.path.exists(clip_path):
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return {"error": f"Input file not found: {clip_path}"}
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clip = VideoFileClip(clip_path)
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clips.append(clip)
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total_duration += clip.duration
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if not clips:
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return {"error": "No valid input clips provided"}
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# Apply transitions if specified
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if transition_type == "fade":
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# Add crossfade transitions between clips
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for i in range(1, len(clips)):
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clips[i] = clips[i].crossfadein(1.0)
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# Concatenate clips
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final_clip = concatenate_videoclips(clips, method="compose")
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final_clip.write_videofile(output_path, audio_codec="aac")
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# Clean up
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for clip in clips:
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clip.close()
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final_clip.close()
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return {
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"output_path": output_path,
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"total_duration": total_duration,
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"clips_count": len(input_clips),
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"status": "success",
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}
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except Exception as e:
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return {"error": f"Concatenation failed: {e!s}"}
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@mcp.tool()
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def mcp_video_trim(
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input_path: str, start_time: float, end_time: float, output_path: str
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) -> Dict[str, Union[str, float]]:
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"""
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Cut video segments to specific timeframes.
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Args:
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input_path: Input video file path
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start_time: Start time in seconds
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end_time: End time in seconds
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output_path: Output video file path
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Returns:
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Dict with output path and trimmed duration
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"""
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try:
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if not os.path.exists(input_path):
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return {"error": f"Input file not found: {input_path}"}
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with VideoFileClip(input_path) as clip:
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if (
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start_time >= clip.duration
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or end_time > clip.duration
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or start_time >= end_time
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):
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return {"error": "Invalid time range specified"}
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trimmed_clip = clip.subclip(start_time, end_time)
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trimmed_clip.write_videofile(output_path, audio_codec="aac")
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duration = trimmed_clip.duration
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trimmed_clip.close()
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return {
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"output_path": output_path,
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"original_duration": clip.duration,
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"trimmed_duration": duration,
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"start_time": start_time,
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"end_time": end_time,
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"status": "success",
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}
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except Exception as e:
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return {"error": f"Trimming failed: {e!s}"}
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@mcp.tool()
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def mcp_video_speed_control(
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input_path: str,
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speed_multiplier: float,
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output_path: str,
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start_time: Optional[float] = None,
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end_time: Optional[float] = None,
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) -> Dict[str, Union[str, float]]:
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"""
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Adjust playback speed for specific segments.
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Args:
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input_path: Input video file path
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speed_multiplier: Speed multiplier (0.5 = half speed, 2.0 = double speed)
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output_path: Output video file path
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start_time: Optional start time for speed change (entire video if not specified)
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end_time: Optional end time for speed change
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Returns:
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Dict with output path and new duration
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"""
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try:
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if not os.path.exists(input_path):
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return {"error": f"Input file not found: {input_path}"}
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with VideoFileClip(input_path) as clip:
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if start_time is not None and end_time is not None:
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# Apply speed change to specific segment
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before_clip = clip.subclip(0, start_time) if start_time > 0 else None
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speed_clip = clip.subclip(start_time, end_time).fx(
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speedx, speed_multiplier
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)
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after_clip = (
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clip.subclip(end_time) if end_time < clip.duration else None
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)
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clips_to_concat = [
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c for c in [before_clip, speed_clip, after_clip] if c is not None
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]
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final_clip = concatenate_videoclips(clips_to_concat)
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else:
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# Apply speed change to entire video
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final_clip = clip.fx(speedx, speed_multiplier)
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final_clip.write_videofile(output_path, audio_codec="aac")
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new_duration = final_clip.duration
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final_clip.close()
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return {
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"output_path": output_path,
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"original_duration": clip.duration,
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"new_duration": new_duration,
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"speed_multiplier": speed_multiplier,
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"status": "success",
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}
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except Exception as e:
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return {"error": f"Speed control failed: {e!s}"}
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@mcp.tool()
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def mcp_video_add_overlay(
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input_path: str,
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output_path: str,
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overlay_type: str,
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text: Optional[str] = None,
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position: str = "center",
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duration: Optional[float] = None,
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start_time: float = 0,
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style: Optional[Dict] = None,
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) -> Dict[str, str]:
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"""
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Add graphics, text, shapes over video content.
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Args:
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input_path: Input video file path
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output_path: Output video file path
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overlay_type: Type of overlay ("text", "image", "shape", "arrow")
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text: Text content (for text overlays)
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position: Position on screen ("center", "top-left", "bottom-right", etc.)
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duration: How long overlay appears (entire video if not specified)
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start_time: When overlay starts appearing
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style: Style properties (font, color, size, etc.)
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Returns:
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Dict with output path and overlay details
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"""
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try:
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if not os.path.exists(input_path):
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return {"error": f"Input file not found: {input_path}"}
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with VideoFileClip(input_path) as clip:
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if overlay_type == "text" and text:
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# Default style
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default_style = {"fontsize": 50, "color": "white", "font": "Arial-Bold"}
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if style:
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default_style.update(style)
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# Create text clip
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txt_clip = (
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TextClip(
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text,
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fontsize=default_style["fontsize"],
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color=default_style["color"],
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font=default_style["font"],
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)
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.set_position(position)
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.set_start(start_time)
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)
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if duration:
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txt_clip = txt_clip.set_duration(duration)
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else:
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txt_clip = txt_clip.set_duration(clip.duration - start_time)
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# Composite video with text overlay
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final_clip = CompositeVideoClip([clip, txt_clip])
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final_clip.write_videofile(output_path, audio_codec="aac")
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final_clip.close()
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else:
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return {"error": f"Overlay type '{overlay_type}' not implemented yet"}
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return {
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"output_path": output_path,
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"overlay_type": overlay_type,
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"position": position,
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"start_time": start_time,
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"duration": duration or (clip.duration - start_time),
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"status": "success",
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}
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except Exception as e:
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return {"error": f"Overlay addition failed: {e!s}"}
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@mcp.tool()
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def mcp_video_format_convert(
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input_path: str,
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output_path: str,
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output_format: str = "mp4",
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quality_preset: str = "balanced",
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compression_level: str = "medium",
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) -> Dict[str, Union[str, int, float]]:
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"""
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Export to different video formats and qualities.
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Args:
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input_path: Input video file path
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output_path: Output video file path
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output_format: Target format ("mp4", "webm", "mov", "avi")
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quality_preset: Quality preset ("web-optimized", "high-quality", "mobile", "balanced")
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compression_level: Compression level ("low", "medium", "high")
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Returns:
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Dict with conversion results and file info
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"""
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try:
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if not os.path.exists(input_path):
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return {"error": f"Input file not found: {input_path}"}
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# Quality settings based on preset
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quality_settings = {
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"web-optimized": {"crf": 28, "preset": "medium"},
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"high-quality": {"crf": 18, "preset": "slow"},
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"mobile": {"crf": 32, "preset": "fast"},
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"balanced": {"crf": 23, "preset": "medium"},
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}
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settings = quality_settings.get(quality_preset, quality_settings["balanced"])
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with VideoFileClip(input_path) as clip:
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# Write with specified format and quality
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codec_map = {
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"mp4": "libx264",
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"webm": "libvpx-vp9",
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"mov": "libx264",
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"avi": "libx264",
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}
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codec = codec_map.get(output_format.lower(), "libx264")
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clip.write_videofile(
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output_path, codec=codec, audio_codec="aac", preset=settings["preset"]
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)
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original_size = os.path.getsize(input_path)
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converted_size = os.path.getsize(output_path)
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compression_ratio = (
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converted_size / original_size if original_size > 0 else 0
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)
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return {
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"output_path": output_path,
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"output_format": output_format,
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"quality_preset": quality_preset,
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"original_size_bytes": original_size,
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"converted_size_bytes": converted_size,
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"compression_ratio": compression_ratio,
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"duration": clip.duration,
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"status": "success",
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}
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except Exception as e:
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return {"error": f"Format conversion failed: {e!s}"}
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@mcp.tool()
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def mcp_audio_mix_tracks(
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audio_files: List[str],
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output_path: str,
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volume_levels: Optional[List[float]] = None,
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sync_timing: Optional[List[float]] = None,
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) -> Dict[str, Union[str, float, int]]:
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"""
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Combine multiple audio tracks with volume control and timing.
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Args:
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audio_files: List of audio file paths to mix
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output_path: Output audio file path
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volume_levels: Volume multipliers for each track (1.0 = original volume)
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sync_timing: Start times for each track in seconds
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Returns:
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Dict with output path and mixing details
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"""
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try:
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if not audio_files:
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return {"error": "No audio files provided"}
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audio_clips = []
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total_duration = 0.0
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for i, audio_path in enumerate(audio_files):
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if not os.path.exists(audio_path):
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return {"error": f"Audio file not found: {audio_path}"}
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clip = AudioFileClip(audio_path)
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# Apply volume adjustment if specified
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if volume_levels and i < len(volume_levels):
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clip = clip.fx(volumex, volume_levels[i])
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# Apply timing offset if specified
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if sync_timing and i < len(sync_timing):
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clip = clip.set_start(sync_timing[i])
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audio_clips.append(clip)
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clip_end_time = (
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sync_timing[i] if sync_timing and i < len(sync_timing) else 0
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) + clip.duration
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total_duration = max(total_duration, clip_end_time)
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# Composite all audio clips
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from moviepy.audio.AudioClip import CompositeAudioClip
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final_audio = CompositeAudioClip(audio_clips)
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final_audio.write_audiofile(output_path)
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# Clean up
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for clip in audio_clips:
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clip.close()
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final_audio.close()
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return {
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"output_path": output_path,
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"total_duration": total_duration,
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"tracks_count": len(audio_files),
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"volume_levels": volume_levels or [1.0] * len(audio_files),
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"status": "success",
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}
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except Exception as e:
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return {"error": f"Audio mixing failed: {e!s}"}
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|
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@mcp.tool()
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def mcp_audio_sync_video(
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video_path: str,
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audio_path: str,
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output_path: str,
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audio_start_time: float = 0.0,
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replace_audio: bool = True,
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) -> Dict[str, Union[str, float]]:
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"""
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|
Synchronize audio track with video timeline.
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|
Args:
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video_path: Input video file path
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audio_path: Audio file to sync with video
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output_path: Output video file path
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audio_start_time: When audio should start in video timeline
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replace_audio: Whether to replace existing audio or mix with it
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Returns:
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Dict with output path and sync details
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"""
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try:
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if not os.path.exists(video_path):
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return {"error": f"Video file not found: {video_path}"}
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if not os.path.exists(audio_path):
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return {"error": f"Audio file not found: {audio_path}"}
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video_clip = VideoFileClip(video_path)
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audio_clip = AudioFileClip(audio_path).set_start(audio_start_time)
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if replace_audio:
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# Replace original audio with new audio
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final_clip = video_clip.set_audio(audio_clip)
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else:
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# Mix new audio with existing audio
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if video_clip.audio:
|
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from moviepy.audio.AudioClip import CompositeAudioClip
|
|
|
|
mixed_audio = CompositeAudioClip([video_clip.audio, audio_clip])
|
|
final_clip = video_clip.set_audio(mixed_audio)
|
|
else:
|
|
final_clip = video_clip.set_audio(audio_clip)
|
|
|
|
final_clip.write_videofile(output_path, audio_codec="aac")
|
|
|
|
# Clean up
|
|
video_clip.close()
|
|
audio_clip.close()
|
|
final_clip.close()
|
|
|
|
return {
|
|
"output_path": output_path,
|
|
"video_duration": video_clip.duration,
|
|
"audio_start_time": audio_start_time,
|
|
"audio_duration": audio_clip.duration,
|
|
"replace_audio": replace_audio,
|
|
"status": "success",
|
|
}
|
|
|
|
except Exception as e:
|
|
return {"error": f"Audio sync failed: {e!s}"}
|
|
|
|
|
|
@mcp.tool()
|
|
def mcp_video_add_branding(
|
|
input_path: str,
|
|
output_path: str,
|
|
logo_path: Optional[str] = None,
|
|
brand_colors: Optional[Dict] = None,
|
|
position: str = "bottom-right",
|
|
opacity: float = 0.8,
|
|
size_scale: float = 0.1,
|
|
) -> Dict[str, Union[str, Dict]]:
|
|
"""
|
|
Apply consistent branding elements (logos, colors) to video.
|
|
|
|
Args:
|
|
input_path: Input video file path
|
|
output_path: Output video file path
|
|
logo_path: Path to logo image file
|
|
brand_colors: Brand color scheme dict
|
|
position: Logo position ("bottom-right", "top-left", "center", etc.)
|
|
opacity: Logo opacity (0.0 to 1.0)
|
|
size_scale: Logo size relative to video dimensions
|
|
|
|
Returns:
|
|
Dict with output path and branding details
|
|
"""
|
|
try:
|
|
if not os.path.exists(input_path):
|
|
return {"error": f"Input video file not found: {input_path}"}
|
|
|
|
video_clip = VideoFileClip(input_path)
|
|
|
|
if logo_path and os.path.exists(logo_path):
|
|
# Add logo overlay
|
|
from moviepy.editor import ImageClip
|
|
|
|
logo_clip = ImageClip(logo_path, transparent=True)
|
|
|
|
# Scale logo based on video dimensions
|
|
video_width, video_height = video_clip.size
|
|
logo_width = int(video_width * size_scale)
|
|
logo_clip = logo_clip.resize(width=logo_width)
|
|
|
|
# Position logo
|
|
position_map = {
|
|
"top-left": ("left", "top"),
|
|
"top-right": ("right", "top"),
|
|
"bottom-left": ("left", "bottom"),
|
|
"bottom-right": ("right", "bottom"),
|
|
"center": ("center", "center"),
|
|
}
|
|
|
|
pos = position_map.get(position, ("right", "bottom"))
|
|
logo_clip = (
|
|
logo_clip.set_position(pos)
|
|
.set_duration(video_clip.duration)
|
|
.set_opacity(opacity)
|
|
)
|
|
|
|
# Composite video with logo
|
|
final_clip = CompositeVideoClip([video_clip, logo_clip])
|
|
else:
|
|
final_clip = video_clip
|
|
|
|
final_clip.write_videofile(output_path, audio_codec="aac")
|
|
|
|
# Clean up
|
|
video_clip.close()
|
|
if logo_path:
|
|
logo_clip.close()
|
|
final_clip.close()
|
|
|
|
return {
|
|
"output_path": output_path,
|
|
"logo_path": logo_path,
|
|
"position": position,
|
|
"opacity": opacity,
|
|
"size_scale": size_scale,
|
|
"brand_colors": brand_colors or {},
|
|
"status": "success",
|
|
}
|
|
|
|
except Exception as e:
|
|
return {"error": f"Branding application failed: {e!s}"}
|
|
|
|
|
|
@mcp.tool()
|
|
def mcp_video_resolution_optimizer(
|
|
input_path: str,
|
|
output_directory: str,
|
|
target_resolutions: List[str] = None,
|
|
quality_settings: Optional[Dict] = None,
|
|
) -> Dict[str, Union[str, List, Dict]]:
|
|
"""
|
|
Generate multiple resolutions from source video.
|
|
|
|
Args:
|
|
input_path: Input video file path
|
|
output_directory: Directory to save optimized versions
|
|
target_resolutions: List of target resolutions (e.g., ["1080p", "720p", "480p"])
|
|
quality_settings: Quality settings for each resolution
|
|
|
|
Returns:
|
|
Dict with generated file paths and optimization details
|
|
"""
|
|
try:
|
|
if not os.path.exists(input_path):
|
|
return {"error": f"Input video file not found: {input_path}"}
|
|
|
|
os.makedirs(output_directory, exist_ok=True)
|
|
|
|
if target_resolutions is None:
|
|
target_resolutions = ["1080p", "720p", "480p"]
|
|
|
|
resolution_map = {
|
|
"1080p": (1920, 1080),
|
|
"720p": (1280, 720),
|
|
"480p": (854, 480),
|
|
"360p": (640, 360),
|
|
}
|
|
|
|
video_clip = VideoFileClip(input_path)
|
|
original_size = video_clip.size
|
|
base_filename = Path(input_path).stem
|
|
|
|
generated_files = []
|
|
|
|
for res in target_resolutions:
|
|
if res not in resolution_map:
|
|
continue
|
|
|
|
target_width, target_height = resolution_map[res]
|
|
|
|
# Skip if target resolution is larger than original
|
|
if target_width > original_size[0] or target_height > original_size[1]:
|
|
continue
|
|
|
|
# Resize video
|
|
resized_clip = video_clip.resize((target_width, target_height))
|
|
|
|
# Generate output filename
|
|
output_filename = f"{base_filename}_{res}.mp4"
|
|
output_path = os.path.join(output_directory, output_filename)
|
|
|
|
# Write resized video
|
|
resized_clip.write_videofile(output_path, audio_codec="aac")
|
|
|
|
generated_files.append(
|
|
{
|
|
"resolution": res,
|
|
"dimensions": f"{target_width}x{target_height}",
|
|
"output_path": output_path,
|
|
"file_size": os.path.getsize(output_path),
|
|
}
|
|
)
|
|
|
|
resized_clip.close()
|
|
|
|
video_clip.close()
|
|
|
|
return {
|
|
"input_path": input_path,
|
|
"output_directory": output_directory,
|
|
"original_resolution": f"{original_size[0]}x{original_size[1]}",
|
|
"generated_files": generated_files,
|
|
"total_files": len(generated_files),
|
|
"status": "success",
|
|
}
|
|
|
|
except Exception as e:
|
|
return {"error": f"Resolution optimization failed: {e!s}"}
|
|
|
|
|
|
def main():
|
|
"""Main entry point for the MCP Video Editor server."""
|
|
mcp.run()
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|