Tabla de contenido
Required
Bitrate
64 kb/s
96 kb/s
128 kb/s
128 kb/s
256 kb/s
56 kb/s
96 kb/s
160 kb/s
48 kb/s
64 kb/s
96 kb/s
768 kb/s
1536 kb/s
512 kb/s
1024 kb/s
18 kb/s
24 kb/s
32 kb/s
48 kb/s
56 kb/s
96 kb/s
128 kb/s
192 kb/s
256 kb/s
128 kb/s
64 kb/s
48 kb/s
64 kb/s
96 kb/s
24 kb/s
~537 kb/s
~1075 kb/s
~358 kb/s
~717 kb/s
48Kb/s
56Kb/s
64Kb/s
64Kb/s
96Kb/s
128Kb/s
48Kb/s
64Kb/s
64Kb/s
96Kb/s
128Kb/s
64 kb/s
FIgURA 68 PERFILES DE ALgORITMOS
88
Algorithm Comparison Chart for ACCESS NX Rack
Coding
Audio
AAC
Delay
Bandwidth
69 ms
20 kHz
D1 Mono
69 ms
20 kHz
D2 Stereo
69 ms
20 kHz
D3 Dual Mono allows independent programming to be sent on both L&R channels
69 ms
20 kHz
D4 Stereo 128Kb
69 ms
20 kHz
D5 Dual Mono 256Kb allows independent programming to be sent on both L&R channels
69 ms
20 kHz
D6 Mono 56Kb
69 ms
20 kHz
D7 Mono 96Kb
69 ms
20 kHz
D8 Stereo 160Kb
HE-AAC
important.
146 ms
20 kHz
E1 Mono
146 ms
20 kHz
E2 Stereo
146 ms
20 kHz
E3 Dual Mono allows independent programming to be sent on both L&R channels
Linear PCM: Delivers transparent audio with no compression and very low delay - for use on high
throughput networks.
19 ms
20 kHz
F1 Mono
19 ms
20 kHz
F2 Dual Mono
19 ms
15 kHz
F3 Mono
19 ms
15 kHz
F4 Dual Mono
HE-AAC V2
212 ms
12 kHz
G1 Mono 18Kb
269 ms
12 kHz
G2 Stereo 24Kb adds Parametric Stereo to SBR for higher quality audio at low data rate
184 ms
20 kHz
G4 Stereo 32Kb adds Parametric Stereo to SBR for higher quality audio at low data rate
G3 Stereo 48Kb adds Parametric Stereo to SBR for higher quality audio at low data rate
184 ms
20 kHz
184 ms
20 kHz
G5 Stereo 56Kb adds Parametric Stereo to SBR for higher quality audio at low data rate
AAC-LD: Requires higher data rates but provides near transparent voice or music with low delay.
30 ms
20 kHz
I1 Mono
30 ms
20 kHz
I2 Stereo
30 ms
20 kHz
I3 Dual Mono allows independent programming to be sent on both L&R channels
30 ms
20 kHz
I4 Stereo 256Kb
30 ms
20 kHz
I6 Mono 128Kb
30 ms
20 kHz
I7 Mono 64Kb
AAC-ELD: combines the aspects of HE-AAC and AAC-LD to provide low delay, good audio quality and
47 ms
20 kHz
J1 Mono
46 ms
20 kHz
J2 Stereo
47 ms
20 kHz
J3 Dual Mono allows independent programming to be sent on both L&R channels
47 ms
20 kHz
J4 Mono 24Kb
FLAC: Free Lossless Audio Compression provides transparent audio while conserving bandwidth.
FLAC bitrate is variable and based on audio input.
26 ms
20 kHz
K1 Mono
26 ms
20 kHz
K2 Dual Mono
26 ms
15 kHz
K3 Mono
26 ms
15 kHz
K4 Dual Mono
Opus:
41 ms
20 kHz
N4.1 Mono 48kbps
41 ms
20 kHz
N4.2 Mono 56kbps
41 ms
20 kHz
N4.3 Mono 64kbps
41 ms
20 kHz
N5.1 Stereo 64kbps
N5.2 Stereo 96kbps
41 ms
20 kHz
N5.3 Stereo 128kbps
41 ms
20 kHz
N6.1 CBR Mono 48kbps
41 ms
20 kHz
41 ms
20 kHz
N6.3 CBR Mono 64kbps
41 ms
20 kHz
N7.1 CBR Stereo 64kbps
41 ms
20 kHz
N7.2 CBR Stereo 96kbps
41 ms
20 kHz
N7.3 CBR Stereo 128kbps
VoIP:
35 ms
7 kHz
X3 G.722
Tabla de contenido
