ffmpeg-media-info
Analyze media file properties - duration, resolution, bitrate, codecs, and stream information
Discover blockchain media skills, compare source repositories and read the instructions for each workflow.
Analyze media file properties - duration, resolution, bitrate, codecs, and stream information
Comprehensive command-line tools for modifying and manipulating images, such as resize, blur, crop, flip, and many more.
Cut, trim, concatenate, and split video files - basic video editing operations
Extract, normalize, mix, and process audio tracks - audio manipulation and analysis
Extract key frames (I-frames) from video files using FFmpeg command line tool. Use this skill when the user needs to pull out keyframes, thumbnails, or important frames from MP4, MKV, AVI, or other video format...
Convert media files between formats - video containers, audio formats, and codec transcoding
Practical mastering steps for TTS audio: cleanup, loudness normalization, alignment, and delivery specs.
This skill should be used when comparing two videos to analyze compression results or quality differences. Generates interactive HTML reports with quality metrics (PSNR, SSIM) and frame-by-frame visual comparis...
Download YouTube videos and HLS streams (m3u8) from platforms like Mux, Vimeo, etc. using yt-dlp and ffmpeg. Use this skill when users request downloading videos, extracting audio, handling protected streams wi...
camera freezes, preview rotated wrong, capture slow, session interrupted, black preview, front camera mirrored, camera not starting, AVCaptureSession errors, startRunning blocks, phone call interrupts camera
Reference — AVFoundation audio APIs, AVAudioSession categories/modes, AVAudioEngine pipelines, bit-perfect DAC output, iOS 26+ spatial audio capture, ASAF/APAC, Audio Mix with Cinematic framework
Use when implementing speech-to-text, live transcription, or audio transcription. Covers SpeechAnalyzer (iOS 26+), SpeechTranscriber, volatile/finalized results, AssetInventory model management, audio format ha...
AVCaptureSession, camera preview, photo capture, video recording, RotationCoordinator, session interruptions, deferred processing, capture responsiveness, zero-shutter-lag, photoQualityPrioritization, front cam...
Reference — AVCaptureSession, AVCapturePhotoSettings, AVCapturePhotoOutput, RotationCoordinator, photoQualityPrioritization, deferred processing, AVCaptureMovieFileOutput, session presets, capture device APIs
Optimization techniques including OnPush, @defer, and Image Optimization.
Implement performant responsive images with srcset, sizes, lazy loading, and modern formats (WebP, AVIF). Covers aspect-ratio for CLS prevention, picture element for art direction, and fetchpriority for LCP opt...
Download and process videos from YouTube and other platforms. Supports video download, audio extraction, format conversion (mp4, webm), and Whisper transcription. Use when user mentions YouTube download, video...
Transcribe audio files using OpenAI's gpt-4o-mini-transcribe model with vocabulary hints and text replacements. Requires uv (https://docs.astral.sh/uv/).
Transcribe audio/video with AssemblyAI (local upload or URL), plus subtitles + paragraph/sentence exports.
Download YouTube videos and upload them to Pocket Casts Files for offline viewing. For personal use with content you own or have rights to.
Transcribe audio files via OpenRouter using audio-capable models (Gemini, GPT-4o-audio, etc).
Generate video using Google Veo (Veo 3.1 / Veo 3.0).
Transcribe audio files using Google's Gemini API or Vertex AI
Audio/video transcription using OpenAI Whisper. Covers installation, model selection, transcript formats (SRT, VTT, JSON), timing synchronization, and speaker diarization. Use when transcribing media or generat...
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