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SIMD opus pvq_search implementation

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Explanation on the workings and methods used by the
Pyramid Vector Quantization Search function
could be found in the following Work-In-Progress mail threads:
http://ffmpeg.org/pipermail/ffmpeg-devel/2017-June/212146.html
http://ffmpeg.org/pipermail/ffmpeg-devel/2017-June/212816.html
http://ffmpeg.org/pipermail/ffmpeg-devel/2017-July/213030.html
http://ffmpeg.org/pipermail/ffmpeg-devel/2017-July/213436.html

Signed-off-by: Ivan Kalvachev <ikalvachev@gmail.com>
This commit is contained in:
Ivan Kalvachev
2017-06-08 22:24:33 +03:00
committed by Rostislav Pehlivanov
parent 30ae07d7ef
commit 7205513f8f
5 changed files with 449 additions and 2 deletions
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3
libavcodec/opus_pvq.c
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@@ -947,6 +947,9 @@ int av_cold ff_celt_pvq_init(CeltPVQ **pvq)
s->encode_band = pvq_encode_band;
s->band_cost = pvq_band_cost;
if (ARCH_X86)
ff_opus_dsp_init_x86(s);
*pvq = s;
return 0;