Information technology — Generic coding of moving pictures and associated audio information — Part 4: Conformance testing — Amendment 3: Additional audio conformance bitstreams — Technical Corrigendum 1

Technologies de l'information — Codage générique des images animées et des informations sonores associées — Partie 4: Essais de conformité — Amendement 3: Courants continus de bits supplémentaires pour la conformité sonore — Rectificatif technique 1

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ISO/IEC 13818-4:1998/Amd 3:2000/Cor 1:2003
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INTERNATIONAL STANDARD ISO/IEC 13818-4:1998/Amd.3:2000
TECHNICAL CORRIGENDUM 1
Published 2003-02-15

INTERNATIONAL ORGANIZATION FOR STANDARDIZATION • МЕЖДУНАРОДНАЯ ОРГАНИЗАЦИЯ ПО СТАНДАРТИЗАЦИИ • ORGANISATION INTERNATIONALE DE NORMALISATION
INTERNATIONAL ELECTROTECHNICAL COMMISSION • МЕЖДУНАРОДНАЯ ЭЛЕКТРОТЕХНИЧЕСКАЯ КОМИССИЯ • COMMISSION ÉLECTROTECHNIQUE INTERNATIONALE


Information technology — Generic coding of moving pictures
and associated audio information —
Part 4:
Conformance testing
AMENDMENT 3: Additional audio conformance bitstreams
TECHNICAL CORRIGENDUM 1
Technologies de l'information — Codage générique des images animées et des informations sonores
associées —
Partie 4: Essais de conformité
AMENDEMENT 3: Courants continus de bits supplémentaires pour la conformité sonore
RECTIFICATIF TECHNIQUE 1
Technical Corrigendum 1 to ISO/IEC 13818-4:1998/Amd.3:2000 was prepared by Joint Technical Committee
ISO/IEC JTC 1, Information technology, Subcommittee SC 29, Coding of audio, picture, multimedia and
hypermedia information.

ICS 35.040 Ref. No. ISO/IEC 13818-4:1998/Amd.3:2000/Cor.1:2003(E)
©  ISO/IEC 2003 – All rights reserved
Published in Switzerland

---------------------- Page: 1 ----------------------
ISO/IEC 13818-4:1998/Amd.3:2000/Cor.1:2003(E)
In 4) (Change Table 2-10 in subclause 2.6.9.2 with), add replacement for Table 2-9 (Sine Sweeps),

Table 2-9 – Sine Sweeps
SIN1_fs SIN2_fs SIN3_fs
Profile Main LC SSR
Bitrate 40/64 40/64 40/64
# single channel elements 1 1 1
# channel pair elements 0 0 0
# LFE channels 0 0 0
Prediction Yes No No
window shape switching Yes No No


In 4) (Change Table 2-10 in subclause 2.6.9.2 with), replace Table 2-10 (Main Profile Bitstreams)
with

Table 2-10 – Main Profile Bitstreams
M1_fs M2_fs M4_fs M5_fs M6_fs M7_fs
Bitrate 40/64 80/128 64/128 192/384 128/256 200/320
# single channel elements 1 0 0 1 1 1
# channel pair elements 0 1 1 2 1 2
# LFE channels 0 0 0 1 0 1
# Dep coupling channels 0 0 0 0 0 0
# Indep Coupling Channels 0 0 0 1 0 0
Intensity Yes Yes Yes Yes Yes
MS  Yes Yes Yes Yes Yes
Prediction Yes Yes Yes Yes Yes Yes
window shape switching Yes Yes  Yes
Tns Yes Yes Yes Yes Yes
pulse data
Arithmetic torture 32,44  Yes
Nonmeaningful window_sequence
transitions
Dynamic Range Control (DRC)  Yes Yes Yes
”.

In 5) (Change Table 2-11 in subclause 2.6.9.2 with), replace Table 2-11 (Low Complexity Profile
Bitstreams) with
2 ©  ISO/IEC 2003 – All rights reserved

---------------------- Page: 2 ----------------------
ISO/IEC 13818-4:1998/Amd.3:2000/Cor.1:2003(E)

Table 2-11 – Low Complexity Profile Bitstreams
L1_fs L2_fs L3_fs L4_fs L5_fs L6_fs L7_fs L8_fs L9_fs
1)
Bitrate 40/64 40/64 40/64 40/64 80/128 120/192 240/384 1920/3072 40/64
# single channel elements 1 1 1 1 0 1 1 16 1
# channel pair elements 0 0 0 0 1 1 2 16 0
# LFE channels 0 0 0 0 0 0 1 0 0
# Dep coupling channels 0 0 0 0 0 0 1 0 0
Data stream elements Yes Yes Yes Yes Yes Yes
Intensity   Yes Yes Yes Yes
MS   Yes Yes Yes Yes
Window shape switching  Yes
Tns  Yes Yes Yes Yes
Pulse data  Yes
Buffer test Yes    Yes
Arithmetic torture   24-48 Yes 24-48 16
Nonmeaningful window_sequence  Yes
transitions
ADTS     Yes
CRC     Yes

L10_fs L11_fs L12_48 L13_48 L14_fs L15_fs L16_fs L17_fs
3)
Bitrate 40/64 40/64 variable variable 64/128 192/384 96/384 80/128
# single channel elements 1 1 1 1 0 1 1 2
# channel pair elements 0 0 0 0 1 2 1 0
# LFE channels 0 0 0 0 0 1 0 0
# Indep coupling channels 0 0 0 0 0 1 0 0
Data stream elements Yes Yes
Intensity   Yes Yes Yes
MS   Yes Yes Yes
window shape switching  Yes Yes
Tns   Yes Yes Yes
pulse data  Yes Yes
Buffer test
Arithmetic torture 08-32
Nonmeaningful window_sequence
transitions
2) 2)
ADTS  Yes Yes
CRC  Yes
DRC   Yes Yes Yes
1)
for the test sequence with a sampling rate of 8 kHz, the bitrate is 235 kbit/s
2)
The number of raw data blocks per ADTS frame varies in time.
3)
for the test sequence with a sampling rate of 8 kHz, the bitrate is 67530 bit/s.
“.

In 6) (Change Table 2-12 in subc
...

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