[FFmpeg-devel] [PATCH v2 00/16] Replace native DCA decoder with libdcadec based one

[Michael Niedermayer]

On Thu, Jan 21, 2016 at 09:44:06PM +0300, foo86 wrote:
> Updated version of the patch. I choose to split it into even smaller commits to
> make reviewing easier; you may prefer to squash it as needed.
> 
> Changes since the first version:
> 
> * Removed checkasm test for dcadsp
> * Removed FATE test for dca-xll (didn't check if this works)
> * Core decoder now uses butterflies_fixed() for sumdiff decoding
> * avpriv_request_sample() is now used for reporting missing features
> * Core decoder now stays in fixed point mode during intermittent XLL decoding errors
> * X96 extension is no longer parsed (and left unused) when decoding XLL
> * Minor code refactoring
> 
> foo86 (16):
>   avcodec/dca: remove old decoder
>   avcodec/dca: remove unused assembly
>   avcodec/dca: remove unused data
>   tests/fate/audio: remove dca-xll test
>   tests/checkasm: remove dcadsp test
>   avcodec/dca: add REV1AUX sync word
>   avcodec/dca: add more tables
>   avcodec/dca: add math helpers and fixed point DCT
>   avcodec/synth_filter: fix whitespace
>   avcodec/synth_filter: add more filters
>   avcodec/dca: add DSP implementation
>   avcodec/dca: add generic defines
>   avcodec/dca: add core decoder
>   avcodec/dca: add EXSS parser
>   avcodec/dca: add XLL decoder
>   avcodec/dca: add new decoder based on libdcadec

This breaks decoding https://trac.ffmpeg.org/raw-attachment/ticket/3550/WorstCase.wav
didnt investgate what or why

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Avoid a single point of failure, be that a person or equipment.
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