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authorMartin Storsjö <martin@martin.st>2016-11-23 14:03:05 +0200
committerMartin Storsjö <martin@martin.st>2017-02-09 12:31:45 +0200
commit115476018d2c97df7e9b4445fe8f6cc7420ab91f (patch)
treeb78b4b57b709e96517e652d60638b6ddb2cff536 /libavcodec/dnxhddata.h
parent0331c3f5e8cb6e6b53fab7893e91d1be1bfa979c (diff)
downloadffmpeg-115476018d2c97df7e9b4445fe8f6cc7420ab91f.tar.gz
aarch64: vp9itxfm: Make the larger core transforms standalone functions
This work is sponsored by, and copyright, Google. This reduces the code size of libavcodec/aarch64/vp9itxfm_neon.o from 19496 to 14740 bytes. This gives a small slowdown of a couple of tens of cycles, but makes it more feasible to add more optimized versions of these transforms. Before: vp9_inv_dct_dct_16x16_sub4_add_neon: 1036.7 vp9_inv_dct_dct_16x16_sub16_add_neon: 1372.2 vp9_inv_dct_dct_32x32_sub4_add_neon: 5180.0 vp9_inv_dct_dct_32x32_sub32_add_neon: 8095.7 After: vp9_inv_dct_dct_16x16_sub4_add_neon: 1051.0 vp9_inv_dct_dct_16x16_sub16_add_neon: 1390.1 vp9_inv_dct_dct_32x32_sub4_add_neon: 5199.9 vp9_inv_dct_dct_32x32_sub32_add_neon: 8125.8 Signed-off-by: Martin Storsjö <martin@martin.st>
Diffstat (limited to 'libavcodec/dnxhddata.h')
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