1      Version

V2.1

2      Functions

  1. At the start, it calculates the offset between Preservation Audio and the Audio of the Preservation Audio-Visual File.
  2. Sends Audio Irregularity File to and receives Video Irregularity Files from Video Analysis for Preservation.
  3. Extracts the Audio Files corresponding to the Irregularities identified in both Irregularity Files.
  4. Sends the Irregularity merged from the Audio and Video Irregularity Files to Tape Irregularity Classification with the corresponding Audio Files.

3      Reference Model

Figure 1 – Audio Analysis for Preservation AIM

4      Input/Output Data

Input data Semantics
Preservation Audio File The input Audio File resulting from the digitisation of an audio open-reel tape to be preserved and, in case, restored.
Preservation Audio-Visual File The input Audio-Visual File resulting from the digitisation of an audio open-reel tape to be preserved and of the output of the video camera pointed at the reading head of the audio playback.
Video Irregularity File A JSON file containing information about the Irregularities of the Preservation Audio-Visual File received from Video Analysis for Recording.
Output data Semantics
Audio File Audio Segments corresponding to Irregularities of the Preservation Audio File.
Audio Irregularity File A JSON file containing information about Irregularities of the Preservation Audio File sent to Video Analysis for Recording.

5      SubAIMs

No SubAIMs.

6     JSON Metadata

https://schemas.mpai.community/CAE/V2.1/AIMs/AudioAnalysisForPreservation.json