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CHECK YOURSTANDARD:
PREFORMA AND MEDIACONCH
Erwin Verbruggen
Netherlands Institute for Sound andVision
JTS 2016 –NMS Singapore
LABS.BEELDENGELUID.NL
OPENIMAGES.EU
BIT.LY/FLOSSINVENTORY
PRESTOCENTRE.EU
CONFORMANCECHECKERIN PRESERVATION
• Filehasbeenproducedaccordingtothespecificationsofa standardfileformat
–File matchestheacceptancecriteriafor long-termpreservationby amemory institution
• Reportswhichpropertiesdeviatefromthestandardspecificationand
acceptancecriteria
–In humanandmachine readableformat
• Performsautomatedfixesforsimpledeviationsinthemetadata ofthe
preservationfile.
IN OAISTERMS
SlidewiththankstoClaudioPrandoni
PREFORMA
Empowers memory institutions to
gain full control overthe technical
properties of digital content intended
for long-term preservation
REFERENCE STANDARD
ForPREFORMA:
1. Format can capture content in anuncompressed or mathematically lossless
encoding, and retain as many original properties as possible (ie.bit-depth,
resolution, …)
2. Format is Free/Libre(cf EIFv1)
3. Format is well documented
4. Format has beenadopted
Open
standard?
AUDIOVISUAL TEXT IMAGE
broadcast film Consumer
PREFORMA
stakeholders
MPEG-IMX
(MXF/MPEG2)
XDCAM HD422
(MXF/MPEG4)
DPX
DCP
(MXF/JPEG2000)
MOV/MPEG2
AVI/MPEG2
MPEG/MPEG2
MPEG/MPEG4
-AVC
PDF 1.4
PDF/A1
TIFF 6.0
JPEG
JPEG2000
RAW
Industry
standards
AS|07
(MXF/MPEG2)
(MXF/JPEG2000)
FIMS
(MXF/MPEG2)
DCDM
(TIFF 6.0)
DCP (MXF/JPEG2000)
IMF (MXF/MPEG4)
MPEG-AF PDF JPEG2000
TIFF
Open
standards
MKV/FFV1
OGG/Dirac
PNG WebM/VP8
OGG/Theora
PDF/A1
PDF/A3
PDF/A3
PNG
PREFORMA MKV (?) | OGG | JPEG2000 (?) | FFV1 | Dirac | LPCM (?) PDF/A TIFF 6.0 (?)
SlidewiththankstoBertLemmens
REFERENCE STANDARD
ForPREFORMA:
1. Format can capture content in anuncompressed or mathematically lossless
encoding, and retain as many original properties as possible (ie.bit-depth,
resolution, …)
2. Format is Free/Libre(cf EIFv1)
3. Format is well documented
4. Format has beenadopted
SeeSession 7:ReviewandcomparisonofFFV1
versusotherlossless videocodecs- PeterBubestinger
“FFV1/MKV ARE GAININGTRACTIONIN A CORNEROF THE
COMMUNITY - WHETHERFOR SIZE, HIPNESS, ANTI-
ESTABLISHMENT, SIMPLER-THAN-MXF, "FREE", OR OPEN
OR WHATEVER.”
George Blood, AMIA List, 2015-12-03
CHALLENGE BRIEF
• Develop anopen sourceconformancecheckerthat:
– checksif a file complieswith standard specifications
– checksif a file complieswith the acceptancecriteriaof the memoryinstitution
– reportsbackto human and softwareagents
– performssimplefixes
• Establishanecosystemaroundanopensourcereferenceimplementation that:
– generatesusefulfeedbackfor those who control software
– advances improvementof the standard specification
– advances developmentof new business casesfor managing preservationfiles
SlidewiththankstoClaudioPrandoni
THE PREFORMAOUTCOMES
• TI/A Standard Initiative:
– Digital HumanitiesLab/ University ofBasel
– Agents ResearchLab/ University ofGirona
– EasyInnova
• DPF Manager
• VeraPDF Consortium:
–Open PreservationFoundation
–PDFAssociation
–Digital PreservationCoalition
• PDF/A Validation
MEDIACONCH
GIFCOURTESY
ASHLEY BLEWER
Project Advisors
CELLAR
Codec Encoding for LossLess Archiving and Realtime transmission
CHAIRS:
TESSA FALLON
TIMTERRIBERRY
A LOOKFORWARD
• MediaConch development:
–Asynchronousmode
– UI Improvements
– Statistics
– Standardization
– Moreconformancetests
• PREFORMA Runs until 2017 – userbase in place
–Including atSoundandVision?
TEST CORPUS
WHATYOU CAN DO
• CELLAR participation
• QCfor all interfaces
• Bug tracking, reporting
• Documentation
• Your weird video errors
BIT.LY/MEDIACONCHDOCS
GITHUB.COM/MEDIAAREA/MEDI
ACONCH
WORKSHO
P
THANK
YOU!
PREFORMA-PROJECT.EU
EVERBRUGGEN@BEELDENGELUID.NL
@ERWINVERB| @BENGLABS

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Check Your Standard: PREFORMA and MediaConch

  • 1. CHECK YOURSTANDARD: PREFORMA AND MEDIACONCH Erwin Verbruggen Netherlands Institute for Sound andVision JTS 2016 –NMS Singapore
  • 2.
  • 4. CONFORMANCECHECKERIN PRESERVATION • Filehasbeenproducedaccordingtothespecificationsofa standardfileformat –File matchestheacceptancecriteriafor long-termpreservationby amemory institution • Reportswhichpropertiesdeviatefromthestandardspecificationand acceptancecriteria –In humanandmachine readableformat • Performsautomatedfixesforsimpledeviationsinthemetadata ofthe preservationfile.
  • 6. SlidewiththankstoClaudioPrandoni PREFORMA Empowers memory institutions to gain full control overthe technical properties of digital content intended for long-term preservation
  • 7. REFERENCE STANDARD ForPREFORMA: 1. Format can capture content in anuncompressed or mathematically lossless encoding, and retain as many original properties as possible (ie.bit-depth, resolution, …) 2. Format is Free/Libre(cf EIFv1) 3. Format is well documented 4. Format has beenadopted
  • 8. Open standard? AUDIOVISUAL TEXT IMAGE broadcast film Consumer PREFORMA stakeholders MPEG-IMX (MXF/MPEG2) XDCAM HD422 (MXF/MPEG4) DPX DCP (MXF/JPEG2000) MOV/MPEG2 AVI/MPEG2 MPEG/MPEG2 MPEG/MPEG4 -AVC PDF 1.4 PDF/A1 TIFF 6.0 JPEG JPEG2000 RAW Industry standards AS|07 (MXF/MPEG2) (MXF/JPEG2000) FIMS (MXF/MPEG2) DCDM (TIFF 6.0) DCP (MXF/JPEG2000) IMF (MXF/MPEG4) MPEG-AF PDF JPEG2000 TIFF Open standards MKV/FFV1 OGG/Dirac PNG WebM/VP8 OGG/Theora PDF/A1 PDF/A3 PDF/A3 PNG PREFORMA MKV (?) | OGG | JPEG2000 (?) | FFV1 | Dirac | LPCM (?) PDF/A TIFF 6.0 (?) SlidewiththankstoBertLemmens
  • 9. REFERENCE STANDARD ForPREFORMA: 1. Format can capture content in anuncompressed or mathematically lossless encoding, and retain as many original properties as possible (ie.bit-depth, resolution, …) 2. Format is Free/Libre(cf EIFv1) 3. Format is well documented 4. Format has beenadopted
  • 10. SeeSession 7:ReviewandcomparisonofFFV1 versusotherlossless videocodecs- PeterBubestinger “FFV1/MKV ARE GAININGTRACTIONIN A CORNEROF THE COMMUNITY - WHETHERFOR SIZE, HIPNESS, ANTI- ESTABLISHMENT, SIMPLER-THAN-MXF, "FREE", OR OPEN OR WHATEVER.” George Blood, AMIA List, 2015-12-03
  • 11. CHALLENGE BRIEF • Develop anopen sourceconformancecheckerthat: – checksif a file complieswith standard specifications – checksif a file complieswith the acceptancecriteriaof the memoryinstitution – reportsbackto human and softwareagents – performssimplefixes • Establishanecosystemaroundanopensourcereferenceimplementation that: – generatesusefulfeedbackfor those who control software – advances improvementof the standard specification – advances developmentof new business casesfor managing preservationfiles SlidewiththankstoClaudioPrandoni
  • 12. THE PREFORMAOUTCOMES • TI/A Standard Initiative: – Digital HumanitiesLab/ University ofBasel – Agents ResearchLab/ University ofGirona – EasyInnova • DPF Manager • VeraPDF Consortium: –Open PreservationFoundation –PDFAssociation –Digital PreservationCoalition • PDF/A Validation
  • 14.
  • 15.
  • 17.
  • 18. Project Advisors CELLAR Codec Encoding for LossLess Archiving and Realtime transmission CHAIRS: TESSA FALLON TIMTERRIBERRY
  • 19. A LOOKFORWARD • MediaConch development: –Asynchronousmode – UI Improvements – Statistics – Standardization – Moreconformancetests • PREFORMA Runs until 2017 – userbase in place –Including atSoundandVision?
  • 21. WHATYOU CAN DO • CELLAR participation • QCfor all interfaces • Bug tracking, reporting • Documentation • Your weird video errors BIT.LY/MEDIACONCHDOCS GITHUB.COM/MEDIAAREA/MEDI ACONCH