[FFmpeg-soc] AAC TNS encoder

[Alex Converse]

On Sat, Jun 13, 2009 at 12:26 AM, Kostya<kostya.shishkov at gmail.com> wrote:
> On Fri, Jun 12, 2009 at 05:25:36PM -0400, Alex Converse wrote:
>> On Fri, Jun 12, 2009 at 3:42 PM, Alex Converse<alex.converse at gmail.com> wrote:
>> > The following patchset adds TNS support to the AAC encoder.
>> >
>> > It's not 100% ready to be integrated.
>> >
>> > Patch 0 adds PARCOR code from Flake and doesn't have much to do with AAC.
>> > Patch 1 moves some AAC stuff around but doesn't ahev much to do with encoding.
>> > Patch 2 adds TNS support.
>> > Patch 3 adds a TNS coefficient compressor that shouldn't effect the
>> > output of the file after encoding and decoding but does for reasons
>> > taht stump me at the moment. Any help on this one would be greatly
>> > appreciated.
>> >
>>
>> The tables have been dealt with, here are cleaner versions of patches 1-3.
>
> looks ok (and how it sounds?)
>

I'm not seeing much help nor much damage from it. If you have a sample
that suffers badly from preecho I'd be curious to see if it helps.
There are a few bugs I'd like to fix first before aggressively tuning
it.

>> --Alex
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