EN5990 Encoder for MPEG-4 Part 10
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Table 1.3: Software Options
Marketing Code
Description
EN5900/SWO/AC3
Allows the audio input to be encoded using the Dolby AC-3
encoder.
EN5900/SWO/BISS
Allows the output transport stream to be scrambled using the Basic
Interoperable Scrambling System (BISS) with a operator defined
key.
EN5900/SWO/MPEG2/AAC
Allows the audio input to be encoded using MPEG-2 AAC LC
profile, encapsulated with ADTS.
EN5900/SWO/MPEG4/HEAAC Allows
the audio input to be encoded using MPEG-4 HE-AAC
profile, encapsulated with LAOS/LATM.
EN5900/SWO/NR
Allows the pre-processor to enable a noise filter on the incoming
video source.
EN5900/SWO/RAS
Enables Remote Authorization System which is a proprietary public-
key encryption system to prevent unauthorized viewing of a TV
program.
EN5900/SWO/REFLEX
Allows the encoder to be a part of an reflex multiplexor group.
1.3
Summary of HD MPEG-4 Encoder
The MPEG-4 HD Encoder is a professional-grade Encoder for highly efficient
H.264/AVC video encoding and MPEG-4 audio encoding. It delivers unsurpassed
compression performance in real-time for broadcast applications.
The product is based on technology and knowledge gained over ten years and six
generations of MPEG video and audio developments. The dedicated hardware
and software implementation gives consistently the very best real-time quality at
the very lowest possible bitrates.
1.3.1
Video Encoder
The Encoder compresses a high definition video signal into an encoded bitstream
for broadcast transmission in accordance with the ISO/IEC-14496-10 standard,
also known as H.264/AVC.
Pre-processing features include noise-reduction filters, video resizing and de-
interlacing. More details are given in
Section 5
.
1.3.2
Audio Encoder
The Encoder can handle multiple audio services to accompany the video
component, including:
!
The ability to pass thru pre-compressed Dolby Digital bitstreams with the
option of glitch suppression.
