Audio-Visual Working Group Meeting Notes

March 23, 2012 (PDF, 30 KB)
Audio-Visual Digitization Working Group
Meeting on revision of Broadcast WAVE metadata, NARA video metadata project, and audio performance metrics.

December 8, 2011 (PDF, 30 KB)
Audio-Visual Digitization Working Group
Meeting on audio performance metrics, "interim" video presentation formats, revision of Broadcast WAVE metadata, and other topics.

July 28, 2011 (PDF, 30 KB)
Audio-Visual Digitization Working Group
Meeting on QC/QA, metadata, and miscellaneous other topics.

April 4, 2011 (PDF, 30 KB)
Audio-Visual Digitization Working Group
Meeting on audio system performance testing, NARA SAMMA video checking tool, and update on MXF.

November 1, 2010 (PDF, 30 KB)
Special meeting for archivists and others
Meeting with representatives from organizations in ten nations plus the United States to discuss plans for developing an MXF Application Specification for audio-visual content. The notes for this meeting include summaries of discussion on the same topic from additional meetings of a subgroup of the Audio-Visual Working Group.

September 9, 2010 (PDF, 30 KB)
Audio-Visual Digitization Working Group
Meeting with expert consultant on video format documentation project.

August 12, 2010 (PDF, 30 KB)
Audio-Visual Digitization Working Group
Meeting with expert consultant on video format documentation project.

May 21, 2010 (PDF, 44 KB)
Audio-Visual Digitization Working Group
Discussion of video formats for preservation reformatting projects, a project to develop an MXF Application Specification in cooperation with the AMWA, and related matters.

March 8, 2010 (PDF, 185 KB)
Audio-Visual Digitization Working Group
Discussion of a project to document the specifications for a video preservation reformatting target format based in MXF; about work on an MXF Application Specification planned to proceed under the auspices of the AMWA, with a user group meeting planned for November. Discussion of the status of the BWF MetaEdit tool to embed metadata in WAVE audio files; about the pilot projects to test BWF MetaEdit; and plans to make the application available on SourceForge.

March 8, 2010 (PDF, 161 KB)
Technical Metadata Subgroup
Discussion of the terminology for technical metadata categories; use cases (why have technical metadata, what are the purposes for capturing and keeping it?); metadata "leveling" (how different metadata elements may apply at the different levels; video technical metadata.

September 1, 2009 (PDF, 141 KB)
Technical Metadata Subgroup
Discussion of scope for the subgroup; glimpses of relevant work at various agencies; about metadata "leveling" and the need for specifications for vendors.

July 9 and 10, 2009 (PDF, 19 KB)
Audio-Visual Digitization Working Group, Recorded Sound Subgroup
Discussion of proposed guideline for embedding metadata in the bext and INFO chunks of WAVE/BWF files, and discussion of plan to develop a software tool to support such embedding.

February 18, 2009 (PDF, 44 KB)
Audio-Visual Digitization Working Group
Discussion of film scanning and DPX format; discussion with consultant of planning for three future activities: (i) documentation of specifications for MXF wrapping JPEG 2000 and uncompressed video, (ii) audio-file metadata embedding project, and (iii) testing audio digitization system performance; and discussion of audio production problem regarding integrity of files and writing to disk.

September 23, 2008 (PDF, 47 KB)
Audio-Visual Digitization Working Group
Discussion of four proposed consultant tasks to plan future activities: (i) documenting specifications for MXF wrapping JPEG 2000 and uncompressed video, (ii) embedding metadata in audio files, (iii) testing audio digitization system performance, and (iv) convening a roundtable of video engineers to discuss practices for playback and digitization of videotapes.

August 1, 2008 (PDF, 93 KB)
Audio-Visual Digitization Working Group, Recorded Sound Subgroup
Discussion of audio metadata categories, multi-track and multi-segment content, embedding selected metadata elements in digital files, "markers" in WAVE files.

April 21, 2008 (PDF, 111 KB)
Audio-Visual Digitization Working Group, Recorded Sound Subgroup
Discussion of drafting guidelines and reference to earlier documents by others, audio decision lists and structural metadata, and evaluation of digitizing systems in terms of the IASA pass-fail recommendations.

April 8, 2008 (PDF, 118 KB)
Audio-Visual Digitization Working Group, Moving Image Subgroup
General discussion of video and the introduction of the topic of profiles and applications specification, explorations of film reformatting with agreement that film-to-film transfer remains important in agency preservation work.

March 3, 2008 (PDF, 97 KB)
Audio-Visual Digitization Working Group
Agreement about likely products from the work, formation of three sub-groups.

December 11, 2007 (PDF, 94 KB)
Audio-Visual Digitization Working Group
Agreement that activity has value, table of contents for future guidelines discussed, agreement to continue series of meetings.

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Working Groups

Still Image Working Group
This group is involved in a cooperative effort to develop common digitization guidelines for still image materials.

Audio-Visual Working Group
This group works collaboratively on common and sustainable technical guidelines, methods, and practices for digitized and born digital sound recordings and moving images.