Overview

The VideoInfo class is a comprehensive utility designed for handling and extracting detailed information and metadata from video files. It integrates with various subsystems to provide a wide range of data, including audio, video, format, and data stream metadata, as well as video thumbnails and timecode information.

Features

• Video Handling: Open and close video files, extracting basic stream information.

• Metadata Extraction: Extract detailed metadata for video, audio, and data streams.

• Thumbnail Generation: Generate thumbnails for video files based on a specified size factor.

• Timecode Analysis: Calculate and provide timecode information for the video.

Components

The class is composed of several components that work together to provide a comprehensive set of information about a video file: - IVideoHandler: Interface for handling basic video operations. - IMetadataExtractor: Interface for extracting metadata from different types of streams. - IThumbnailGenerator: Interface for generating thumbnails from video frames.

Usage

To use the VideoInfo class, initialize it with the required handlers and extractors specific to your video file’s needs. Once instantiated, you can access various properties and methods to retrieve video information and metadata.

video_info = VideoInfo(
    video_handler,
    audio_metadata_extractor,
    video_metadata_extractor,
    format_metadata_extractor,
    data_metadata_extractor,
    thumbnail_generator
)

print(video_info.fps)  # Access frame rate
print(video_info.width)  # Access video width
print(video_info.height)  # Access video height

Conclusion

The VideoInfo class is a robust and flexible solution for anyone looking to extract detailed information and metadata from video files. With its comprehensive set of features and easy-to-use interface, it’s an invaluable tool for developers working in video processing, editing, and analysis.

Note: This documentation is based on the provided class definition and should be updated as the class evolves.