MXF File Blockchain Hash Integrity
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Solution Overview
Problem
Existing digital video and audio transmission technologies lack effective methods for ensuring the integrity and error-free transmission of MXF files, which are critical for professional media applications.
Innovation Solution
Integration of blockchain hash technology within the MXF format to secure the integrity of media files by generating and verifying blockchain hash digests, both locally and in cloud-based storage, ensuring error detection and correction during transmission.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If blockchain hash technology is integrated into MXF files to ensure integrity, then reliability of transmission is improved, but device complexity increases
Solution Approach 1:
The blockchain hash digest is nested within the existing MXF file structure by embedding it as metadata. The hash digest is placed in a metadata block that is itself contained within the MXF container, creating a nested structure where the blockchain verification data is integrated without disrupting the outer MXF format. This allows the complex blockchain functionality to be hidden within the simpler MXF wrapper.
Solution Approach 2:
Metadata serves as an intermediary layer between the MXF file content and the blockchain hash digest. Rather than directly modifying the MXF file structure to accommodate blockchain data, the patent uses metadata blocks as a mediating structure that can hold the hash digest while maintaining compatibility with the existing MXF format. This intermediary approach adds verification capability without fundamentally altering the core MXF structure.
2Measurement precision
If blockchain hash digest is embedded in MXF file, then error detection capability is improved, but loss of information increases due to additional data overhead
Solution Approach 1:
Rather than storing the entire blockchain verification data structure, the patent embeds only a cryptographic hash digest (a condensed copy) of the MXF file content. This hash digest is a fixed-size representation that captures the essential integrity information without requiring storage of the full original data, significantly reducing the information overhead while maintaining error detection capability.
3Ease of operation
If separate registry designator is used for blockchain hash digest, then ease of operation is improved, but device complexity increases
Solution Approach 1:
The patent uses a universal metadata block structure that can serve multiple functions: storing traditional MXF metadata and storing blockchain hash digests. By making the metadata system multi-functional, the patent avoids creating entirely separate structures for blockchain data, thereby reducing overall complexity while still providing easy access to verification information through the unified metadata interface.
Data Source
AI summary
A Material eXchange Format (MXF) digital file generated by a digital electronic processor is disclosed that includes a generic container for a media file. The MXF file also includes a SDTI-CP (Serial Data Transport Interface-Content Package) compatible system item. The SDTI-CP compatible system item has a media file metadata and a blockchain hash digest information formed from the media file. The blockchain hash digest information of the media file may be a blockchain hash digest used to error check the media file. Alternatively, the blockchain hash digest information of the media file may be a link to a cloud-based blockchain hash digest used to error check the media file.