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| author | Matthias P. Braendli <matthias.braendli@mpb.li> | 2014-05-16 10:28:23 +0200 |
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| committer | Matthias P. Braendli <matthias.braendli@mpb.li> | 2014-05-16 10:28:23 +0200 |
| commit | c4b00bc2b2763fe32874e5893daf940ffb7f4434 (patch) | |
| tree | b27c9b5aec79863fc1ed0c5c937b83ea0df65419 /README.md | |
| parent | bb697e902b19a25a8f84de2ff0ade2f601303352 (diff) | |
| download | fdk-aac-c4b00bc2b2763fe32874e5893daf940ffb7f4434.tar.gz fdk-aac-c4b00bc2b2763fe32874e5893daf940ffb7f4434.tar.bz2 fdk-aac-c4b00bc2b2763fe32874e5893daf940ffb7f4434.zip | |
Prepare bugfix release v0.4.2v0.4.2
Diffstat (limited to 'README.md')
| -rw-r--r-- | README.md | 13 |
1 files changed, 13 insertions, 0 deletions
@@ -58,6 +58,19 @@ input on port 9000. DST="tcp://yourserver:9000" BITRATE=64 +AAC encoder confiugration +------------------------- + +By default, when not overridden by the --aaclc, --sbr or --ps options, +the encoder is configured according to bitrate and number of channels. + +If only one channel is used, SBR (Spectral-Band Replication, also called +HE-AAC) is enabled up to 64kbps. AAC-LC is used for higher bitrates. + +If two channels are used, PS (Parametric Stereo, also called HE-AAC v2) +is enabled up to 48kbps. Between 56kbps and 80kbps, SBR is enabled. 88kbps +and higher are using AAC-LC. + Scenario 1 ---------- |