ISO/IEC 14496-15:2017

INTERNATIONAL ISO/IEC
STANDARD 14496-15
Fourth edition
2017-02
Information technology — Coding of
audio-visual objects —
Part 15:
Carriage of network abstraction layer
(NAL) unit structured video in the ISO
base media file format
Technologies de l’information — Codage des objets audiovisuels —
Partie 15: Transport de vidéo structuré en unités NAL au format ISO
de base pour les fichiers médias
Reference number
©
ISO/IEC 2017
© ISO/IEC 2017, Published in Switzerland
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ii © ISO/IEC 2017 – All rights reserved

Contents Page
Foreword .vi
Introduction .vii
1 Scope . 1
2 Normative references . 1
3 Terms, definitions and abbreviated terms . 1
3.1 Terms and definitions . 1
3.2 Abbreviated terms . 7
4 General definitions . 8
4.1 Overview . 8
4.2 Elementary stream structure . 8
4.3 Sample and configuration definition . 8
4.3.1 General. 8
4.3.2 Canonical order and restrictions . 9
4.3.3 Sample format . 9
4.3.4 Optional boxes in the sample entry .10
4.4 Video track structure .10
4.5 Template fields used.11
4.6 Visual width and height .11
4.7 Decoding time (DTS) and composition time (CTS) .11
4.8 Sample groups on random access recovery points ʹrollʹ and random access
points ʹrapʹ .11
4.9 Hinting .12
4.10 On change of sample entry .12
5 AVC elementary streams and sample definitions .13
5.1 General .13
5.2 Elementary stream structure .14
5.3 Sample and configuration definition .16
5.3.1 General.16
5.3.2 Canonical order and restrictions .16
5.3.3 Decoder configuration information .17
5.4 Derivation from ISO base media file format .20
5.4.1 AVC file type and identification .20
5.4.2 AVC video stream definition.20
5.4.3 AVC parameter set stream definition .21
5.4.4 Parameter sets .22
5.4.5 Sync sample .23
5.4.6 Shadow sync .23
5.4.7 Layering and sub-sequences .23
5.4.8 Alternate streams and switching pictures .27
5.4.9 Definition of a sub-sample for AVC .29
5.4.10 Post-decoder requirements scheme for signalling of SEI for AVC.29
6 SVC elementary stream and sample definitions .30
6.1 General .30
6.2 Elementary stream structure .31
6.3 Use of the plain AVC file format .32
6.4 Sample and configuration definition .32
6.4.1 General.32
6.4.2 Canonical order and restrictions .32
6.5 Derivation from the ISO base media file format .34
6.5.1 SVC track structure .34
6.5.2 Data sharing and extraction .34
6.5.3 SVC video stream definition .35
© ISO/IEC 2017 – All rights reserved iii

6.5.4 SVC visual width and height .37
6.5.5 Sync sample .37
6.5.6 Shadow sync .37
6.5.7 Independent and disposable samples box.37
6.5.8 Sample groups on random access recovery points ʹrollʹ and random
access points ʹrapʹ .38
6.5.9 Definition of a sub-sample for SVC .38
7 MVC and MVD elementary stream and sample definitions .39
7.1 General .39
7.2 Overview of MVC or MVD Storage .40
7.3 MVC and MVD elementary stream structures .42
7.4 Use of the plain AVC file format .43
7.5 Sample and configuration definition .44
7.5.1 General.44
7.5.2 Canonical order and restriction .44
7.5.3 Decoder configuration record .44
7.6 Derivation from the ISO base media file format .46
7.6.1 MVC and MVD track structures .46
7.6.2 Reconstruction of an access unit.47
7.6.3 Sample entry .48
7.6.4 Sync sample .58
7.6.5 Shadow sync .59
7.6.6 Independent and disposable samples box.59
7.6.7 Sample groups on random access recovery points ʹrollʹ and random
access points ʹrapʹ .59
7.7 MVC specific information boxes .59
7.7.1 General
...