Difference between revisions of "HE-AAC"

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(remove stale information, playback support for AAC in LATM was commited four years ago and made it into 0.22)
 
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HighEfficiency-AAC is an extension to LowComplexity-AAC to increase quality in low bandwidth environments.
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HighEfficiency-AAC is an extension to AAC-LowComplexity to increase quality in low bandwidth environments.
Mythtv currently does not support HE-AAC in DVB transmissions due to missing upstream support. (see {{Ticket|5487}} and others)
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Mythtv supports recording and playback of HE-AAC audio in LATM.
 
==Naming==
 
==Naming==
 
HE-AAC is also known as aacPlus and AAC+SBR.
 
HE-AAC is also known as aacPlus and AAC+SBR.

Latest revision as of 16:28, 4 February 2014

HighEfficiency-AAC is an extension to AAC-LowComplexity to increase quality in low bandwidth environments. Mythtv supports recording and playback of HE-AAC audio in LATM.

Naming

HE-AAC is also known as aacPlus and AAC+SBR.

HE-AAC and DVB

DVB has HE-AAC multiplexed in LATM. (instead of ADIF or ADTS) Countries broadcasting HE-AAC audio in LATM.

HE-AAC v2

aacPlus v2 aka. AAC+SBR+PS is the extension off HE-AAC with ParametricStereo to support even lower bandwidths. As the name suggests this variant only supports 2 channels.