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What is AAC? AAC Audio File Format Description
https://www.coolutils.com/Formats/AAC#:~:text=AAC%20Audio%20File%20Format%20Description%20What%20is%20AAC%3F,of%20data%20needed%20to%20convey%20high-quality%20digital%20audio.
What is AAC? AAC Audio File Format Description
https://www.coolutils.com/Formats/AAC
AAC stands for advanced audio coding and is the logical successor to MP3 (ISO/MPEG Audio Layer-3) for audio coding at medium to high bit rates. The idea of AAC's algorythm is to exploit two primary coding strategies to dramatically reduce the amount of data needed to convey high-quality digital audio.
ATSC Standard A/153 Part 8 – HE AAC Audio System
https://www.atsc.org/wp-content/uploads/2015/03/A153-Part-8-2012.pdf
This Part relates to the Audio Source Coding and Compression block and specifies audio coding using MPEG-4 HE AAC v2 as described in ISO/IEC 14496-3 [1], with the constraints indicated herein. HE AAC v2 is used to code mono or stereo audio. HE AAC v2 is the combination of three audio coding tools, MPEG-4 AAC, Spectral Band Replication (SBR) and
3.0 Transport Stream Signaling - Apple Developer
https://developer.apple.com/library/archive/documentation/AudioVideo/Conceptual/HLS_Sample_Encryption/TransportStreamSignaling/TransportStreamSignaling.html
The AAC setup information listed in 2.3.2.1 AAC Setup) must be supplied in a registration descriptor. AC-3 Audio. The stream_type value in the PMT must be set to 0xc1. In the descriptor loop following the ES_info_length field, a private data indicator descriptor must be added with its big-endian private_data_indicator set to 'ac3d'.
mp4 atom - How to discriminate the audio codec? Is it …
https://stackoverflow.com/questions/3987850/mp4-atom-how-to-discriminate-the-audio-codec-is-it-aac-or-mp3
MPEG-4 Audio generally is thought of as AAC but there is a whole framework of audio codecs that can go in MPEG-4 Audio including AAC, BSAC, ALS, CELP, and something called MP3On4. MP3On4 is an MP3 variant with some new header information for multichannel.
Supported Descriptor List - StreamGuru
https://www.streamguru.de/mpeg-analyzer/supported-descriptor-list/
Free Audio Description Tool - Paths to Literacy
https://www.pathstoliteracy.org/resources/free-audio-description-tool
Free Audio Description Tool. YouDescribe is a free accessibility tool to add audio description to YouTube videos. It allows anyone, anywhere to contribute description of an existing video and let a viewer who is visually impaired check it out right away. The best part is that it does so without modifying or redistributing the existing YouTube ...
Digital Video Broadcasting (DVB); Specification for ...
https://dvb.org/wp-content/uploads/2019/08/a038_dvb_spec_december_2017.pdf.pdf
DVB 8 Final draft ETSI EN 300 468 V1.16.1 (2017-06) Intellectual Property Rights IPRs essential or potentially essential to the present document may have been declared to ETSI.
Descriptors AC-3_dvb-si_specification - SlideShare
https://www.slideshare.net/ArunJaglan/descriptors-ac3dvbsispecification
8) Selection Information Table (SIT): - the SIT is used only in "partial" (i.e. recorded) bitstreams. It carries a summary of the SI information required to describe the streams in the partial bitstream. 9) Discontinuity Information Table (DIT) - the DIT is used only in "partial" (i.e. recorded) bitstreams.
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