Difference between revisions of "User:AConverse"

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(Finish PS = Done!)
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*
 +
! Channel Positioning*
 +
! SBR
 +
! PS
 +
! CCE
 +
! LTP
 +
! ER AAC LC
 +
! ER AAC LD
 +
! AAC-960
 +
|-
 +
! mp4mcDec
 +
| Yes
 +
|
 +
| Yes
 +
| Yes
 +
| Yes
 +
| Yes
 +
| Yes
 +
| Yes
 +
| Yes
 +
|-
 +
! libavcodec
 +
| Yes
 +
|
 +
| Yes
 +
| Yes
 +
| Yes
 +
| Yes
 +
| Yes
 +
| Yes
 +
| Yes
 +
|-
 +
! libfaad2
 +
| No
 +
|
 +
| Yes
 +
| Yes
 +
 +
 +
 +
 +
 +
|-
 +
! iTunes
 +
| No
 +
|
 +
 +
 +
 +
 +
 +
 +
 +
|}
 +
 +
Notes:
 +
 +
*al17 = al17_* style channel swapping
 +
*

Revision as of 10:21, 28 August 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

WIP AAC decoder feature matrix

Decoder al17* Channel Positioning* SBR PS CCE LTP ER AAC LC ER AAC LD AAC-960
mp4mcDec Yes Yes Yes Yes Yes Yes Yes Yes
libavcodec Yes Yes Yes Yes Yes Yes Yes Yes
libfaad2 No Yes Yes
iTunes No

Notes:

  • al17 = al17_* style channel swapping