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JVT Report 22nd & 23 rd JVT Meeting . Co-Chairs: Gary Sullivan, Jens-Rainer Ohm Vice Chairs: Thomas Wiegand, Ajay Luthra. AVC Conformance Corrigenda. Disposition of Comments on ISO/IEC 14496-4:2004/Amd.6/DCOR1 ( N8742 ) Text of ISO/IEC 14496-4:2004/Amd.6/COR1 (AVC Conformance) ( N8743 )

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JVT Report 22nd &23rd JVT Meeting

Co-Chairs: Gary Sullivan, Jens-Rainer Ohm

Vice Chairs: Thomas Wiegand, Ajay Luthra

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AVC Conformance Corrigenda

  • Disposition of Comments on ISO/IEC 14496-4:2004/Amd.6/DCOR1(N8742)

  • Text of ISO/IEC 14496-4:2004/Amd.6/COR1 (AVC Conformance)(N8743)

  • Disposition of Comments on ISO/IEC 14496-4:2004/Amd.9/DCOR1(N8744)

  • Text of ISO/IEC 14496-4:2004/Amd.9/COR1 (AVC FRExt Conformance)(N8745)

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New Professional Profiles

  • Disposition of Comments on ISO/IEC 14496-10:2005/FPDAM2 (N8746)

  • Text of ISO/IEC 14496-10:2005/FDAM2 New Profiles for Professional Applications(N8747)

    • Update on profiles (see next slide)

    • Editorial improvements and clarifications

  • Joint 4:4:4 Video Model (JFVM) 6(N8748)

  • JFVM 6 Software(N8749)

  • Committment made by companies to contribute to reference software and conformance testing

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CAVLC 4:4:4 Intra (14b)


New Professional Profiles

High 4:4:4 Predictive (14b)

High 4:4:4 Intra (14b)

High 4:2:2 Intra (10b)

High 4:2:2 (Predictive 10b)

High 10(4:2:0 Predictive 10b)

High 10 Intra (4:2:0 10b)



Arrows denote capability subset hierarchy.

Four profiles not shown: Baseline, Extended, Main, High.

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AVC New Professional Profiles

  • Reference Software and Conformance amendments under development

  • Request for ISO/IEC 14496-4:2004/Amd.30 (N8954)

  • Working Draft 1 of ISO/IEC 14496-4:2004/Amd.30 Conformance Testing for new Profiles for Professional Applications(N8955)

  • Request for ISO/IEC 14496-5:2001/Amd.18 (N8958)

  • Working Draft 1 of ISO/IEC 14496-5:2001/Amd.18 Reference Software for new Profiles for Professional Applications(N8959)

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Scalable Video Coding (Amd.3)

  • Study Text (Version 3) of ISO/IEC 14496-10:2005/FPDAM3 Scalable Video Coding(N8962)

    • FDAM planned for July (without editing period)

    • Various improvements and clarifications

    • Update on Profiles (see next slide)

  • Joint Scalable Video Model (JSVM) 10(N8963)

    • See adoptions (for possible second phase of SVC) on subsequent slides

  • JSVM 10 Software(N8964)

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Scalable Video Coding (Amd.3)

  • Reference Software and Conformance amendments under development

  • Request for ISO/IEC 14496-4:2004/Amd.31 (N8956)

  • Working Draft 1 of ISO/IEC 14496-4:2004/Amd.31 Conformance Testing for SVC Profiles (N8957)

  • Request for ISO/IEC 14496-5:2001/Amd.19 (N8960)

  • Working Draft 1 of ISO/IEC 14496-5:2001/Amd.19 Reference Software for SVC(N8961)

    • This will be a subset of JSVM software where all tools not contained in Amd.3 are stripped off

    • JSVM 10 software is of second priority

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SVC Profiles

Spatial scalability(dyadic, 3/2)Coarse-grain scalability

Spatial scalability(arbitrary up to 2)Coarse-grain scalability

Scalable Baseline

Scalable High

Scalable High Intra




  • All previously undecided issues on these profiles resolved by consensus

  • Various details specified

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SVC Adoptions Marrakech

  • Moving FGS and AR-FGS from JD back to JSVM

  • CE1: Improved coefficient coding (JVT-V095)

  • CE4: Disabling SVC chroma deblocking filter (JVT-V032)

  • CE8: CGS SVC-to-AVC bitstream-rewriting (JVT-V035)

  • Various small changes e.g. restrictions in decoding rules

  • Various changes in high-level syntax

    • We have come back to 4-byte NAL header

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SVC Adoptions (San Jose)

  • FGS via MGS (JVT-W090)

  • ESS improvement (JVT-W030)

  • Interlaced restrictions (JVT-W025)

  • Smoothed reference prediction removed

  • De-blocking filter modification (JVT-W063r1)

  • Various high-level syntax issues (from JVT-W046, JVT-W047, JVT-W048, JVT-W049, JVT-W051, JVT-W053r2, JVT-W062r3, JVT-W137 et al.)

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SVC Development

  • JSVM

    • Simplified FGS (JVT-W111, JVT-W119, JVT-W121)

    • Subband Intra coding with dyadic-only spatial scalability (JVT-W097)

  • Non-normative

    • Encoder problem detection trick (JVT-W115)

    • Rate control (JVT-W043)

  • Ongoing Core Experiments

    • CE1: SVC subband techniques (JVT-W097)

    • CE2: SVC bit-depth and chroma-format scalability (JVT-W102, JVT-W078, JVT-W113)

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SVC Development

  • DraftSVCVerificationTestPlan V3.0(N8965)

    • Further details (test report) to follow

    • Scenarios based on profiles definition

    • Good commitment to contribute

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Multiview Video Coding

  • Working Draft 3 of ISO/IEC 14496-10:2005/Amd.4 Multiview Video Coding(N8966)

    • PDAM expected for July

    • Various improvements on high-level syntax elements

    • Much better alignment with SVC NAL and high-level syntax achieved

  • Joint Multiview Video Model (JMVM) 4(N8967)

    • See adoptions on next slide

  • JMVM 4 Software(N8968)

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Adoptions in MVC (Marrakech)

  • JMVM 3

    • MVC parallel decoding SEI message (JVT-V098)

    • Remove multiview dependency SEI

  • WD 2

    • Reference picture list construction (JVT-V043)

    • Reference picture list marking (JVT-V044 )

    • View coding order information in SPS (JVT-V054)

    • Clarify marking process (JVT-V085)

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Adoptions in MVC (San Jose)

  • WD 3

    • Various HL syntax issues (JVT-W035)

    • Signal views to be outputted (JVT-W036 )

    • View scalable SEI (JVT-W037)

    • nal_ref_idc_view (JVT-W056)

    • RPLR bug fix (JVT-W066)

    • Parallel decoding SEI syntax (JVT-W080)

    • Camera parameters & max disparity (JVT-W060)

    • Restriction of temporal direct and weighted prediction (JVT-W040)

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Adoptions in MVC

  • JMVM 4

    • De-blocking filter control (JVT-W024)

    • Illumination compensation info derivation (JVT-W031)

    • MVC Motion skip mode (JVT-W081 / JVT-W139)

  • Core Experiment

    • CE 3 – View interpolation and synthesis(JVT-W059, JVT-W087)

    • Intended to find out about the benefit of depth data for the purpose of increased compression

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JVT Adhoc Groups

  • JVT project management and errata reporting

  • JM Text, reference software, bitstream exchange and conformance

  • AVC professional applications

  • SVC JD and JSVM text, software and conformance

  • SVC bit depth and chroma format scalability

  • SVC FGS applications and design simplification

  • MVC high-level syntax and buffer management

  • MVC JD and JSVM text and software

  • MVC experimental framework and testing conditions

  • MVC solutions using existing AVC decoders

  • MVC reduced resolution update, downsampled reference and adaptive reference filtering