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Neon: Intrinsics impl. of h1v2 fancy upsamling

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There was no previous GAS implementation.
This commit is contained in:
Jonathan Wright
2019-05-08 15:43:26 +01:00
committed by DRC
parent 975307775c
commit 2acfb93c94
8 changed files with 188 additions and 2 deletions
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9
jdsample.c
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@@ -8,7 +8,7 @@
* Copyright (C) 2010, 2015-2016, D. R. Commander.
* Copyright (C) 2014, MIPS Technologies, Inc., California.
* Copyright (C) 2015, Google, Inc.
* Copyright (C) 2019, Arm Limited.
* Copyright (C) 2019-2020, Arm Limited.
* For conditions of distribution and use, see the accompanying README.ijg
* file.
*
@@ -477,7 +477,12 @@ jinit_upsampler(j_decompress_ptr cinfo)
} else if (h_in_group == h_out_group &&
v_in_group * 2 == v_out_group && do_fancy) {
/* Non-fancy upsampling is handled by the generic method */
upsample->methods[ci] = h1v2_fancy_upsample;
#if defined(__arm__) || defined(__aarch64__)
if (jsimd_can_h1v2_fancy_upsample())
upsample->methods[ci] = jsimd_h1v2_fancy_upsample;
else
#endif
upsample->methods[ci] = h1v2_fancy_upsample;
upsample->pub.need_context_rows = TRUE;
} else if (h_in_group * 2 == h_out_group &&
v_in_group * 2 == v_out_group) {