diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | README.md | 13 | ||||
| -rw-r--r-- | configure.ac | 2 |
3 files changed, 19 insertions, 1 deletions
@@ -1,3 +1,8 @@ +2014-05-16: Matthias P. Braendli <matthias@mpb.li> + (v0.4.2): + Fix INTERNAL ERROR when the encoder was configured + in AAC-LC (bitrates above 80kbps) + Add --sbr --aaclc and --ps options to force AOT 2014-05-14: Matthias P. Braendli <matthias@mpb.li> (v0.4.1): Bugfix release for the file output that @@ -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 ---------- diff --git a/configure.ac b/configure.ac index 03d7a47..9974dc8 100644 --- a/configure.ac +++ b/configure.ac @@ -1,7 +1,7 @@ dnl -*- Autoconf -*- dnl Process this file with autoconf to produce a configure script. -AC_INIT([fdk-aac-dabplus], [0.4.1], [http://opendigitalradio.org/]) +AC_INIT([fdk-aac-dabplus], [0.4.2], [http://opendigitalradio.org/]) AC_CONFIG_AUX_DIR(.) AC_CONFIG_MACRO_DIR([m4]) AM_INIT_AUTOMAKE([tar-ustar foreign]) |