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# 6.1 Packaging Format
- Create: DoM can create Interop or SMPTE; we can't really disallow Interop at this time.
- Verify: warning about non-SMPTE.
- Hint: yes.
Don't have access to SMPTE ST 429-19 so I don't know what that requires.
# 6.2 XML Constraints
- Create: should mostly meet these constraints.
- Verify: yes.
- Hint: probably not required.
# 7.1 Picture Essence Encoding
- Create: can violate frame-rate constraints, but will only make Flat/Scope (unless an advanced option is ticked).
- Verify: yes.
- Hint: yes.
We don't warn specifically about non-24fps 3D; maybe we should.
# 7.1.1 Active Image Area
- Create: yes.
- Verify: n/a.
- Hint: n/a.
# 7.2 Timed Text
# 7.2.1 File Size Limitations
- Create: TODO#1952
- Verify: yes.
- Hint: yes.
# 7.2.2 Language Element
- Create: not enforced.
- Verify: yes.
- Hint: yes.
# 7.2.3 StartTime Element
- Create: yes.
- Verify: yes.
- Hint: n/a.
# 7.2.4 First Timed Text Event
- Create: not enforced.
- Verify: yes.
- Hint: yes.
# 7.2.5 Spot Duration
- Create: not enforced.
- Verify: yes.
- Hint: yes.
# 7.2.6 Closed Captions Line Treatment
- Create: not enforced.
- Verify: yes.
- Hint: yes.
# 7.2.7 Main Subtitle Line Treatment (Informational)
- Create: not enforced.
- Verify: yes.
- Hint: yes.
# 7.3 Audio Sample Rates
- Create: yes.
- Verify: yes.
- Hint: n/a.
# 8 Composition Playlist Constraints
# 8.1 Annotation Text
- Create: yes.
- Verify: yes.
- Hint: n/a.
# 8.2 Reel Duration
- Create: yes.
- Verify: yes.
- Hint: n/a.
# 8.3 Timed Text Tracks
# 8.3.1 CPL Elements
- Create: yes.
- Verify: yes.
- Hint: n/a.
# 8.3.2 Entry Point
- Create: yes.
- Verify: yes.
- Hint: n/a.
# 8.4 Hash Element
- Create: yes.
- Verify: yes.
- Hint: n/a.
# 8.5 Marker Tracks
- Create: FFEC/FFMC not enforced; FFOC/LFOC yes.
- Verify: yes.
- Hint: yes.
# 8.6 Composition Metadata
# 8.6.1 CompositionMetadataAsset
- Create: yes.
- Verify: yes.
- Hint: n/a.
# 8.6.2 Version Number
- Create: yes.
- Verify: yes.
- Hint: n/a.
# 8.6.3 Application Extension
- Create: yes.
- Verify: yes.
- Hint: n/a.
# 8.6.4 MCA Sub Descriptors
- Create: yes.
- Verify: TODO#1955
- Hint: n/a.
# 8.7
- Create: yes.
- Verify: yes.
- Hint: n/a.
# 9 Packing List Constraints
# 9.1 Annotation Text
- Create: yes.
- Verify: yes.
- Hint: n/a.
# 9.2 Digital Signature
- Create: yes.
- Verify: yes.
- Hint: n/a.
# 10 Track File Constraints
# 10.1 Encryption
- Create: yes.
- Verify: partial encryption: yes; HMAC/MIC: TODO#1957
- Hint: n/a.
# 10.2 Picture Track Files
# 10.2.1 JPEG2000 Compression
- Create: yes.
- Verify: yes.
- Hint: n/a.
# 10.3 Sound Track Files
# 10.3.1 Channel Assignments
- Create: yes.
- Verify: TODO#1959 check for silence on 9, 10, 16; TODO#1960 check for channel configuration 4
- Hint: n/a.
This is difficult to be sure about because I'm lacking some of the standards.
# 10.3.2 Multichannel Audio
This is difficult to be sure about because I'm lacking some of the standards.
# 10.3.3 Sign Language Video PCM
# 10.3.4 Motion Data PCM
- Create: no.
- Verify: no.
- Hint: no.
# 10.4 Timed Text Track Files
# 10.4.1 Asset UUID
- Create: yes.
- Verify: TODO#1961 check unique
- Hint: n/a.
# 10.4.2 Resource ID
- Create: yes.
- Verify: yes.
- Hint: n/a.
# 10.4.3 Container Duration
- Create: yes.
- Verify; yes.
- Hint: n/a.
# Annex A Sign Language Video Encoding
Not yet supported.
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