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3 commits

Author SHA1 Message Date
Aurelien Jacobs
f677718bc8 sbcenc: add armv6 and neon asm optimizations 
This was originally based on libsbc, and was fully integrated into ffmpeg.
 2018-03-07 22:26:53 +01:00
Aurelien Jacobs
f1e490b1ad sbcenc: add MMX optimizations 
This was originally based on libsbc, and was fully integrated into ffmpeg.

Rough speed test:
C version:    speed= 592x
MMX version:  speed= 785x
 2018-03-07 22:26:53 +01:00
Aurelien Jacobs
ff4600d954 sbc: implement SBC encoder (low-complexity subband codec) 
This was originally based on libsbc, and was fully integrated into ffmpeg.
 2018-03-07 22:26:53 +01:00