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vpx_dsp: added vpx_highbd_idct32x32_1_add_sse2()

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Change-Id: I140d93aebadb0eaf6220881e61a0451450081227
This commit is contained in:
Scott LaVarnway
2016-09-07 05:58:29 -07:00
parent f5bd76f5c1
commit 309125b1e7
2 changed files with 29 additions and 1 deletions
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2
vpx_dsp/vpx_dsp_rtcd_defs.pl
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@@ -695,7 +695,7 @@ if (vpx_config("CONFIG_VP9_HIGHBITDEPTH") eq "yes") {
specialize qw/vpx_highbd_idct32x32_34_add/;
add_proto qw/void vpx_highbd_idct32x32_1_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
specialize qw/vpx_highbd_idct32x32_1_add/;
specialize qw/vpx_highbd_idct32x32_1_add sse2/;
add_proto qw/void vpx_highbd_iwht4x4_1_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int bd";
specialize qw/vpx_highbd_iwht4x4_1_add/;

28
vpx_dsp/x86/inv_txfm_sse2.c
View File

@@ -4020,4 +4020,32 @@ void vpx_highbd_idct16x16_10_add_sse2(const tran_low_t *input, uint8_t *dest8,
}
}
}
void vpx_highbd_idct32x32_1_add_sse2(const tran_low_t *input, uint8_t *dest8,
int stride, int bd) {
__m128i dc_value, d;
const __m128i zero = _mm_setzero_si128();
const __m128i one = _mm_set1_epi16(1);
const __m128i max = _mm_subs_epi16(_mm_slli_epi16(one, bd), one);
int a, i, j;
uint16_t *dest = CONVERT_TO_SHORTPTR(dest8);
tran_low_t out;
out = highbd_dct_const_round_shift(input[0] * cospi_16_64);
out = highbd_dct_const_round_shift(out * cospi_16_64);
a = ROUND_POWER_OF_TWO(out, 6);
d = _mm_set1_epi32(a);
dc_value = _mm_packs_epi32(d, d);
for (i = 0; i < 32; ++i) {
for (j = 0; j < 4; ++j) {
d = _mm_loadu_si128((const __m128i *)(&dest[j * 8]));
d = _mm_adds_epi16(d, dc_value);
d = _mm_max_epi16(d, zero);
d = _mm_min_epi16(d, max);
_mm_storeu_si128((__m128i *)(&dest[j * 8]), d);
}
dest += stride;
}
}
#endif // CONFIG_VP9_HIGHBITDEPTH