Difference between revisions of "User:AConverse"

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Line 6: Line 6:
 
* SIMD RDFT
 
* SIMD RDFT
 
* Improve the AAC encoder
 
* Improve the AAC encoder
 
WIP AAC decoder feature matrix
 
{| border="1" style="border: 1px #aaa solid; border-collapse: collapse;"
 
|-
 
! Decoder
 
! al17*
 
! elem_id0
 
! bad_concat
 
! SBR
 
! PS
 
! CCE
 
! Main
 
! LTP
 
! ER AAC LC
 
! ER AAC LD
 
! AAC-960
 
! ADTS (Implicit)
 
! MP4 (Impl SBR / Impl PS)
 
! MP4 (EBC SBR / Impl PS)
 
! MP4 (EBC SBR / EBC PS)
 
! MP4 (Impl SBR / ENBC PS)
 
! 3GPP (EBC SBR / Impl PS)
 
! 3GPP (ENBC SBR / Impl PS)
 
|-
 
! mp4mcDec
 
| Yes
 
|
 
|
 
| Yes
 
| Yes
 
| Yes
 
| Yes
 
| Yes
 
| Yes
 
| Yes
 
| Yes
 
|-
 
! libavcodec
 
| Yes
 
|
 
|
 
| Yes
 
| Yes
 
| Yes
 
| Yes
 
| No
 
| No
 
| No
 
| No
 
|-
 
! libfaad2
 
| No
 
|
 
|
 
| Yes
 
| Yes
 
| No
 
|
 
|
 
|
 
|
 
|
 
|-
 
! iTunes
 
| No
 
| No
 
| Yes
 
| Yes
 
| No?
 
| No
 
| No
 
| No
 
| No
 
| No
 
| No
 
| No
 
| No SBR
 
| No PS
 
| No PS
 
| No PS
 
| No PS
 
| No PS
 
|-
 
! WinAMP
 
| Yes
 
| Crash
 
| No
 
| Yes
 
| Yes
 
| No
 
| No
 
| No
 
| No
 
| No
 
| No
 
| Yes
 
| Yes
 
| Yes
 
| Yes
 
| Yes
 
| No
 
| No
 
|-
 
! Microsoft DTV-DVD Audio Decoder
 
| No
 
| Yes
 
| Yes
 
| Yes
 
| Yes
 
| Yes
 
| No
 
| No
 
| No
 
| No
 
| No
 
| Yes
 
| Yes
 
| Yes
 
| Yes
 
| Yes
 
| Yes
 
| Yes
 
|}
 

Revision as of 12:35, 3 September 2010

Alex Converse works on FFmpeg and has an interest in AAC and other MPEG-related technologies.

Alex's git repository: http://github.com/aconverse/ffmpeg-heaac

Alex's TODO list:

  • SIMD RDFT
  • Improve the AAC encoder