Commit 70019f60 authored by Scott LaVarnway's avatar Scott LaVarnway Committed by Gerrit Code Review

Merge "Intrinsic version of loopfilter now matches C code" into experimental

parents 01cafaab 6a997400
......@@ -257,19 +257,19 @@ void vp9_loop_filter_frame(VP9_COMMON *cm,
tx_size >= TX_32X32))
) {
if (tx_size >= TX_16X16)
vp9_lpf_mbv_w_c(y_ptr, u_ptr, v_ptr, post->y_stride,
vp9_lpf_mbv_w(y_ptr, u_ptr, v_ptr, post->y_stride,
post->uv_stride, &lfi);
else
vp9_loop_filter_mbv_c(y_ptr, u_ptr, v_ptr, post->y_stride,
vp9_loop_filter_mbv(y_ptr, u_ptr, v_ptr, post->y_stride,
post->uv_stride, &lfi);
}
if (!skip_lf) {
if (tx_size >= TX_8X8) {
if (tx_size == TX_8X8 && (mode == I8X8_PRED || mode == SPLITMV))
vp9_loop_filter_bv8x8_c(y_ptr, u_ptr, v_ptr, post->y_stride,
vp9_loop_filter_bv8x8(y_ptr, u_ptr, v_ptr, post->y_stride,
post->uv_stride, &lfi);
else
vp9_loop_filter_bv8x8_c(y_ptr, NULL, NULL, post->y_stride,
vp9_loop_filter_bv8x8(y_ptr, NULL, NULL, post->y_stride,
post->uv_stride, &lfi);
} else {
vp9_loop_filter_bv(y_ptr, u_ptr, v_ptr, post->y_stride,
......@@ -283,19 +283,19 @@ void vp9_loop_filter_frame(VP9_COMMON *cm,
tx_size >= TX_32X32))
) {
if (tx_size >= TX_16X16)
vp9_lpf_mbh_w_c(y_ptr, u_ptr, v_ptr, post->y_stride,
vp9_lpf_mbh_w(y_ptr, u_ptr, v_ptr, post->y_stride,
post->uv_stride, &lfi);
else
vp9_loop_filter_mbh_c(y_ptr, u_ptr, v_ptr, post->y_stride,
vp9_loop_filter_mbh(y_ptr, u_ptr, v_ptr, post->y_stride,
post->uv_stride, &lfi);
}
if (!skip_lf) {
if (tx_size >= TX_8X8) {
if (tx_size == TX_8X8 && (mode == I8X8_PRED || mode == SPLITMV))
vp9_loop_filter_bh8x8_c(y_ptr, u_ptr, v_ptr, post->y_stride,
vp9_loop_filter_bh8x8(y_ptr, u_ptr, v_ptr, post->y_stride,
post->uv_stride, &lfi);
else
vp9_loop_filter_bh8x8_c(y_ptr, NULL, NULL, post->y_stride,
vp9_loop_filter_bh8x8(y_ptr, NULL, NULL, post->y_stride,
post->uv_stride, &lfi);
} else {
vp9_loop_filter_bh(y_ptr, u_ptr, v_ptr, post->y_stride,
......
......@@ -94,14 +94,16 @@ void vp9_mb_lpf_horizontal_edge_w_sse2(unsigned char *s,
DECLARE_ALIGNED(16, unsigned char, flat2_op[7][16]);
DECLARE_ALIGNED(16, unsigned char, flat2_oq[7][16]);
DECLARE_ALIGNED(16, unsigned char, flat_op2[16]);
DECLARE_ALIGNED(16, unsigned char, flat_op1[16]);
DECLARE_ALIGNED(16, unsigned char, flat_op0[16]);
DECLARE_ALIGNED(16, unsigned char, flat_oq0[16]);
DECLARE_ALIGNED(16, unsigned char, flat_oq1[16]);
DECLARE_ALIGNED(16, unsigned char, flat_oq2[16]);
DECLARE_ALIGNED(16, unsigned char, flat_op[3][16]);
DECLARE_ALIGNED(16, unsigned char, flat_oq[3][16]);
DECLARE_ALIGNED(16, unsigned char, ap[8][16]);
DECLARE_ALIGNED(16, unsigned char, aq[8][16]);
__m128i mask, hev, flat, flat2;
const __m128i zero = _mm_set1_epi16(0);
const __m128i one = _mm_set1_epi8(1);
__m128i p7, p6, p5;
__m128i p4, p3, p2, p1, p0, q0, q1, q2, q3, q4;
__m128i q5, q6, q7;
......@@ -126,12 +128,24 @@ void vp9_mb_lpf_horizontal_edge_w_sse2(unsigned char *s,
q2 = _mm_loadu_si128((__m128i *)(s + 2 * p));
q3 = _mm_loadu_si128((__m128i *)(s + 3 * p));
q4 = _mm_loadu_si128((__m128i *)(s + 4 * p));
_mm_store_si128((__m128i *)ap[4], p4);
_mm_store_si128((__m128i *)ap[3], p3);
_mm_store_si128((__m128i *)ap[2], p2);
_mm_store_si128((__m128i *)ap[1], p1);
_mm_store_si128((__m128i *)ap[0], p0);
_mm_store_si128((__m128i *)aq[4], q4);
_mm_store_si128((__m128i *)aq[3], q3);
_mm_store_si128((__m128i *)aq[2], q2);
_mm_store_si128((__m128i *)aq[1], q1);
_mm_store_si128((__m128i *)aq[0], q0);
{
const __m128i abs_p1p0 = _mm_or_si128(_mm_subs_epu8(p1, p0),
_mm_subs_epu8(p0, p1));
const __m128i abs_q1q0 = _mm_or_si128(_mm_subs_epu8(q1, q0),
_mm_subs_epu8(q0, q1));
const __m128i one = _mm_set1_epi8(1);
const __m128i fe = _mm_set1_epi8(0xfe);
const __m128i ff = _mm_cmpeq_epi8(abs_p1p0, abs_p1p0);
__m128i abs_p0q0 = _mm_or_si128(_mm_subs_epu8(p0, q0),
......@@ -163,246 +177,8 @@ void vp9_mb_lpf_horizontal_edge_w_sse2(unsigned char *s,
mask = _mm_max_epu8(work, mask);
mask = _mm_subs_epu8(mask, limit);
mask = _mm_cmpeq_epi8(mask, zero);
work = _mm_max_epu8(_mm_or_si128(_mm_subs_epu8(p2, p0),
_mm_subs_epu8(p0, p2)),
_mm_or_si128(_mm_subs_epu8(q2, q0),
_mm_subs_epu8(q0, q2)));
flat = _mm_max_epu8(work, flat);
work = _mm_max_epu8(_mm_or_si128(_mm_subs_epu8(p3, p0),
_mm_subs_epu8(p0, p3)),
_mm_or_si128(_mm_subs_epu8(q3, q0),
_mm_subs_epu8(q0, q3)));
flat = _mm_max_epu8(work, flat);
work = _mm_max_epu8(_mm_or_si128(_mm_subs_epu8(p4, p0),
_mm_subs_epu8(p0, p4)),
_mm_or_si128(_mm_subs_epu8(q4, q0),
_mm_subs_epu8(q0, q4)));
flat = _mm_max_epu8(work, flat);
flat = _mm_subs_epu8(flat, one);
flat = _mm_cmpeq_epi8(flat, zero);
flat = _mm_and_si128(flat, mask);
}
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// calculate flat2
p4 = _mm_loadu_si128((__m128i *)(s - 8 * p));
p3 = _mm_loadu_si128((__m128i *)(s - 7 * p));
p2 = _mm_loadu_si128((__m128i *)(s - 6 * p));
p1 = _mm_loadu_si128((__m128i *)(s - 5 * p));
// p0 = _mm_loadu_si128((__m128i *)(s - 1 * p));
// q0 = _mm_loadu_si128((__m128i *)(s - 0 * p));
q1 = _mm_loadu_si128((__m128i *)(s + 4 * p));
q2 = _mm_loadu_si128((__m128i *)(s + 5 * p));
q3 = _mm_loadu_si128((__m128i *)(s + 6 * p));
q4 = _mm_loadu_si128((__m128i *)(s + 7 * p));
{
const __m128i abs_p1p0 = _mm_or_si128(_mm_subs_epu8(p1, p0),
_mm_subs_epu8(p0, p1));
const __m128i abs_q1q0 = _mm_or_si128(_mm_subs_epu8(q1, q0),
_mm_subs_epu8(q0, q1));
const __m128i one = _mm_set1_epi8(1);
__m128i work;
flat2 = _mm_max_epu8(abs_p1p0, abs_q1q0);
work = _mm_max_epu8(_mm_or_si128(_mm_subs_epu8(p2, p0),
_mm_subs_epu8(p0, p2)),
_mm_or_si128(_mm_subs_epu8(q2, q0),
_mm_subs_epu8(q0, q2)));
flat2 = _mm_max_epu8(work, flat2);
work = _mm_max_epu8(_mm_or_si128(_mm_subs_epu8(p3, p0),
_mm_subs_epu8(p0, p3)),
_mm_or_si128(_mm_subs_epu8(q3, q0),
_mm_subs_epu8(q0, q3)));
flat2 = _mm_max_epu8(work, flat2);
work = _mm_max_epu8(_mm_or_si128(_mm_subs_epu8(p4, p0),
_mm_subs_epu8(p0, p4)),
_mm_or_si128(_mm_subs_epu8(q4, q0),
_mm_subs_epu8(q0, q4)));
flat2 = _mm_max_epu8(work, flat2);
flat2 = _mm_subs_epu8(flat2, one);
flat2 = _mm_cmpeq_epi8(flat2, zero);
flat2 = _mm_and_si128(flat2, flat); // flat2 & flat & mask
}
// calculate flat2
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
{
const __m128i four = _mm_set1_epi16(4);
unsigned char *src = s;
i = 0;
do {
__m128i workp_a, workp_b, workp_shft;
p4 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 5 * p)), zero);
p3 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 4 * p)), zero);
p2 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 3 * p)), zero);
p1 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 2 * p)), zero);
p0 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 1 * p)), zero);
q0 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 0 * p)), zero);
q1 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 1 * p)), zero);
q2 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 2 * p)), zero);
q3 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 3 * p)), zero);
q4 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 4 * p)), zero);
workp_a = _mm_add_epi16(_mm_add_epi16(p4, p3), _mm_add_epi16(p2, p1));
workp_a = _mm_add_epi16(_mm_add_epi16(workp_a, four), p0);
workp_b = _mm_add_epi16(_mm_add_epi16(q0, p2), p4);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3);
_mm_storel_epi64((__m128i *)&flat_op2[i*8],
_mm_packus_epi16(workp_shft, workp_shft));
workp_b = _mm_add_epi16(_mm_add_epi16(q0, q1), p1);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3);
_mm_storel_epi64((__m128i *)&flat_op1[i*8],
_mm_packus_epi16(workp_shft, workp_shft));
workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p4), q2);
workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p1), p0);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3);
_mm_storel_epi64((__m128i *)&flat_op0[i*8],
_mm_packus_epi16(workp_shft, workp_shft));
workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p3), q3);
workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p0), q0);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3);
_mm_storel_epi64((__m128i *)&flat_oq0[i*8],
_mm_packus_epi16(workp_shft, workp_shft));
workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p2), q4);
workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, q0), q1);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3);
_mm_storel_epi64((__m128i *)&flat_oq1[i*8],
_mm_packus_epi16(workp_shft, workp_shft));
workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p1), q4);
workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, q1), q2);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3);
_mm_storel_epi64((__m128i *)&flat_oq2[i*8],
_mm_packus_epi16(workp_shft, workp_shft));
src += 8;
} while (++i < 2);
}
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// wide flat
// TODO(slavarnway): interleave with the flat pixel calculations (see above)
{
const __m128i eight = _mm_set1_epi16(8);
unsigned char *src = s;
int i = 0;
do {
__m128i workp_a, workp_b, workp_shft;
p7 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 8 * p)), zero);
p6 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 7 * p)), zero);
p5 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 6 * p)), zero);
p4 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 5 * p)), zero);
p3 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 4 * p)), zero);
p2 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 3 * p)), zero);
p1 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 2 * p)), zero);
p0 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 1 * p)), zero);
q0 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 0 * p)), zero);
q1 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 1 * p)), zero);
q2 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 2 * p)), zero);
q3 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 3 * p)), zero);
q4 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 4 * p)), zero);
q5 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 5 * p)), zero);
q6 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 6 * p)), zero);
q7 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 7 * p)), zero);
workp_a = _mm_sub_epi16(_mm_slli_epi16(p7, 3), p7); // p7 * 7
workp_a = _mm_add_epi16(_mm_slli_epi16(p6, 1), workp_a);
workp_b = _mm_add_epi16(_mm_add_epi16(p5, p4), _mm_add_epi16(p3, p2));
workp_a = _mm_add_epi16(_mm_add_epi16(p1, p0), workp_a);
workp_b = _mm_add_epi16(_mm_add_epi16(q0, eight), workp_b);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 4);
_mm_storel_epi64((__m128i *)&flat2_op[6][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p7), p5);
workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p6), q1);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 4);
_mm_storel_epi64((__m128i *)&flat2_op[5][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p7), p4);
workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p5), q2);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 4);
_mm_storel_epi64((__m128i *)&flat2_op[4][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p7), p3);
workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p4), q3);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 4);
_mm_storel_epi64((__m128i *)&flat2_op[3][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p7), p2);
workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p3), q4);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 4);
_mm_storel_epi64((__m128i *)&flat2_op[2][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p7), p1);
workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p2), q5);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 4);
_mm_storel_epi64((__m128i *)&flat2_op[1][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p7), p0);
workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p1), q6);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 4);
_mm_storel_epi64((__m128i *)&flat2_op[0][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p7), q0);
workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p0), q7);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 4);
_mm_storel_epi64((__m128i *)&flat2_oq[0][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p6), q1);
workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, q0), q7);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 4);
_mm_storel_epi64((__m128i *)&flat2_oq[1][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p5), q2);
workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, q1), q7);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 4);
_mm_storel_epi64((__m128i *)&flat2_oq[2][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p4), q3);
workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, q2), q7);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 4);
_mm_storel_epi64((__m128i *)&flat2_oq[3][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p3), q4);
workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, q3), q7);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 4);
_mm_storel_epi64((__m128i *)&flat2_oq[4][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p2), q5);
workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, q4), q7);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 4);
_mm_storel_epi64((__m128i *)&flat2_oq[5][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p1), q6);
workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, q5), q7);
workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 4);
_mm_storel_epi64((__m128i *)&flat2_oq[6][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
src += 8;
} while (++i < 2);
}
// wide flat
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// lp filter
{
const __m128i t4 = _mm_set1_epi8(4);
......@@ -413,14 +189,10 @@ void vp9_mb_lpf_horizontal_edge_w_sse2(unsigned char *s,
const __m128i t1 = _mm_set1_epi8(0x1);
const __m128i t7f = _mm_set1_epi8(0x7f);
__m128i ps1 = _mm_xor_si128(_mm_loadu_si128((__m128i *)(s - 2 * p)),
t80);
__m128i ps0 = _mm_xor_si128(_mm_loadu_si128((__m128i *)(s - 1 * p)),
t80);
__m128i qs0 = _mm_xor_si128(_mm_loadu_si128((__m128i *)(s + 0 * p)),
t80);
__m128i qs1 = _mm_xor_si128(_mm_loadu_si128((__m128i *)(s + 1 * p)),
t80);
__m128i ps1 = _mm_xor_si128(p1, t80);
__m128i ps0 = _mm_xor_si128(p0, t80);
__m128i qs0 = _mm_xor_si128(q0, t80);
__m128i qs1 = _mm_xor_si128(q1, t80);
__m128i filt;
__m128i work_a;
__m128i filter1, filter2;
......@@ -442,6 +214,7 @@ void vp9_mb_lpf_horizontal_edge_w_sse2(unsigned char *s,
work_a = _mm_and_si128(work_a, te0);
filter1 = _mm_and_si128(filter1, t1f);
filter1 = _mm_or_si128(filter1, work_a);
qs0 = _mm_xor_si128(_mm_subs_epi8(qs0, filter1), t80);
/* Filter2 >> 3 */
work_a = _mm_cmpgt_epi8(zero, filter2);
......@@ -449,6 +222,7 @@ void vp9_mb_lpf_horizontal_edge_w_sse2(unsigned char *s,
work_a = _mm_and_si128(work_a, te0);
filter2 = _mm_and_si128(filter2, t1f);
filter2 = _mm_or_si128(filter2, work_a);
ps0 = _mm_xor_si128(_mm_adds_epi8(ps0, filter2), t80);
/* filt >> 1 */
filt = _mm_adds_epi8(filter1, t1);
......@@ -457,20 +231,265 @@ void vp9_mb_lpf_horizontal_edge_w_sse2(unsigned char *s,
work_a = _mm_and_si128(work_a, t80);
filt = _mm_and_si128(filt, t7f);
filt = _mm_or_si128(filt, work_a);
filt = _mm_andnot_si128(hev, filt);
ps0 = _mm_xor_si128(_mm_adds_epi8(ps0, filter2), t80);
ps1 = _mm_xor_si128(_mm_adds_epi8(ps1, filt), t80);
qs0 = _mm_xor_si128(_mm_subs_epi8(qs0, filter1), t80);
qs1 = _mm_xor_si128(_mm_subs_epi8(qs1, filt), t80);
// loopfilter done
{
__m128i work;
work = _mm_max_epu8(_mm_or_si128(_mm_subs_epu8(p2, p0),
_mm_subs_epu8(p0, p2)),
_mm_or_si128(_mm_subs_epu8(q2, q0),
_mm_subs_epu8(q0, q2)));
flat = _mm_max_epu8(work, flat);
work = _mm_max_epu8(_mm_or_si128(_mm_subs_epu8(p3, p0),
_mm_subs_epu8(p0, p3)),
_mm_or_si128(_mm_subs_epu8(q3, q0),
_mm_subs_epu8(q0, q3)));
flat = _mm_max_epu8(work, flat);
work = _mm_max_epu8(_mm_or_si128(_mm_subs_epu8(p4, p0),
_mm_subs_epu8(p0, p4)),
_mm_or_si128(_mm_subs_epu8(q4, q0),
_mm_subs_epu8(q0, q4)));
flat = _mm_subs_epu8(flat, one);
flat = _mm_cmpeq_epi8(flat, zero);
flat = _mm_and_si128(flat, mask);
p5 = _mm_loadu_si128((__m128i *)(s - 6 * p));
q5 = _mm_loadu_si128((__m128i *)(s + 5 * p));
flat2 = _mm_max_epu8(_mm_or_si128(_mm_subs_epu8(p5, p0),
_mm_subs_epu8(p0, p5)),
_mm_or_si128(_mm_subs_epu8(q5, q0),
_mm_subs_epu8(q0, q5)));
_mm_store_si128((__m128i *)ap[5], p5);
_mm_store_si128((__m128i *)aq[5], q5);
flat2 = _mm_max_epu8(work, flat2);
p6 = _mm_loadu_si128((__m128i *)(s - 7 * p));
q6 = _mm_loadu_si128((__m128i *)(s + 6 * p));
work = _mm_max_epu8(_mm_or_si128(_mm_subs_epu8(p6, p0),
_mm_subs_epu8(p0, p6)),
_mm_or_si128(_mm_subs_epu8(q6, q0),
_mm_subs_epu8(q0, q6)));
_mm_store_si128((__m128i *)ap[6], p6);
_mm_store_si128((__m128i *)aq[6], q6);
flat2 = _mm_max_epu8(work, flat2);
p7 = _mm_loadu_si128((__m128i *)(s - 8 * p));
q7 = _mm_loadu_si128((__m128i *)(s + 7 * p));
work = _mm_max_epu8(_mm_or_si128(_mm_subs_epu8(p7, p0),
_mm_subs_epu8(p0, p7)),
_mm_or_si128(_mm_subs_epu8(q7, q0),
_mm_subs_epu8(q0, q7)));
_mm_store_si128((__m128i *)ap[7], p7);
_mm_store_si128((__m128i *)aq[7], q7);
flat2 = _mm_max_epu8(work, flat2);
flat2 = _mm_subs_epu8(flat2, one);
flat2 = _mm_cmpeq_epi8(flat2, zero);
flat2 = _mm_and_si128(flat2, flat); // flat2 & flat & mask
}
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// flat and wide flat calculations
{
const __m128i eight = _mm_set1_epi16(8);
const __m128i four = _mm_set1_epi16(4);
__m128i temp_flat2 = flat2;
unsigned char *src = s;
int i = 0;
do {
__m128i workp_shft;
__m128i a, b, c;
unsigned int off = i * 8;
p7 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(ap[7] + off)), zero);
p6 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(ap[6] + off)), zero);
p5 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(ap[5] + off)), zero);
p4 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(ap[4] + off)), zero);
p3 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(ap[3] + off)), zero);
p2 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(ap[2] + off)), zero);
p1 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(ap[1] + off)), zero);
p0 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(ap[0] + off)), zero);
q0 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(aq[0] + off)), zero);
q1 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(aq[1] + off)), zero);
q2 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(aq[2] + off)), zero);
q3 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(aq[3] + off)), zero);
q4 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(aq[4] + off)), zero);
q5 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(aq[5] + off)), zero);
q6 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(aq[6] + off)), zero);
q7 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(aq[7] + off)), zero);
c = _mm_sub_epi16(_mm_slli_epi16(p7, 3), p7); // p7 * 7
c = _mm_add_epi16(_mm_slli_epi16(p6, 1), _mm_add_epi16(p4, c));
b = _mm_add_epi16(_mm_add_epi16(p3, four), _mm_add_epi16(p3, p2));
a = _mm_add_epi16(p3, _mm_add_epi16(p2, p1));
a = _mm_add_epi16(_mm_add_epi16(p0, q0), a);
_mm_storel_epi64((__m128i *)&flat_op[2][i*8],
_mm_packus_epi16(_mm_srli_epi16(_mm_add_epi16(a, b), 3)
, b));
c = _mm_add_epi16(_mm_add_epi16(p5, eight), c);
workp_shft = _mm_srli_epi16(_mm_add_epi16(a, c), 4);
_mm_storel_epi64((__m128i *)&flat2_op[6][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
a = _mm_add_epi16(q1, a);
b = _mm_add_epi16(_mm_sub_epi16(b, _mm_add_epi16(p3, p2)), p1);
_mm_storel_epi64((__m128i *)&flat_op[1][i*8],
_mm_packus_epi16(_mm_srli_epi16(_mm_add_epi16(a, b), 3)
, b));
c = _mm_add_epi16(_mm_sub_epi16(c, _mm_add_epi16(p7, p6)), p5);
workp_shft = _mm_srli_epi16(_mm_add_epi16(a, c), 4);
_mm_storel_epi64((__m128i *)&flat2_op[5][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
a = _mm_add_epi16(q2, a);
b = _mm_add_epi16(_mm_sub_epi16(b, _mm_add_epi16(p3, p1)), p0);
_mm_storel_epi64((__m128i *)&flat_op[0][i*8],
_mm_packus_epi16(_mm_srli_epi16(_mm_add_epi16(a, b), 3)
, b));
c = _mm_add_epi16(_mm_sub_epi16(c, _mm_add_epi16(p7, p5)), p4);
workp_shft = _mm_srli_epi16(_mm_add_epi16(a, c), 4);
_mm_storel_epi64((__m128i *)&flat2_op[4][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
a = _mm_add_epi16(q3, a);
b = _mm_add_epi16(_mm_sub_epi16(b, _mm_add_epi16(p3, p0)), q0);
_mm_storel_epi64((__m128i *)&flat_oq[0][i*8],
_mm_packus_epi16(_mm_srli_epi16(_mm_add_epi16(a, b), 3)
, b));
c = _mm_add_epi16(_mm_sub_epi16(c, _mm_add_epi16(p7, p4)), p3);
workp_shft = _mm_srli_epi16(_mm_add_epi16(a, c), 4);
_mm_storel_epi64((__m128i *)&flat2_op[3][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
b = _mm_add_epi16(q3, b);
b = _mm_add_epi16(_mm_sub_epi16(b, _mm_add_epi16(p2, q0)), q1);
_mm_storel_epi64((__m128i *)&flat_oq[1][i*8],
_mm_packus_epi16(_mm_srli_epi16(_mm_add_epi16(a, b), 3)
, b));
c = _mm_add_epi16(q4, c);
c = _mm_add_epi16(_mm_sub_epi16(c, _mm_add_epi16(p7, p3)), p2);
workp_shft = _mm_srli_epi16(_mm_add_epi16(a, c), 4);
_mm_storel_epi64((__m128i *)&flat2_op[2][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
b = _mm_add_epi16(q3, b);
b = _mm_add_epi16(_mm_sub_epi16(b, _mm_add_epi16(p1, q1)), q2);
_mm_storel_epi64((__m128i *)&flat_oq[2][i*8],
_mm_packus_epi16(_mm_srli_epi16(_mm_add_epi16(a, b), 3)
, b));
a = _mm_add_epi16(q5, a);
c = _mm_add_epi16(_mm_sub_epi16(c, _mm_add_epi16(p7, p2)), p1);
workp_shft = _mm_srli_epi16(_mm_add_epi16(a, c), 4);
_mm_storel_epi64((__m128i *)&flat2_op[1][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
a = _mm_add_epi16(q6, a);
c = _mm_add_epi16(_mm_sub_epi16(c, _mm_add_epi16(p7, p1)), p0);
workp_shft = _mm_srli_epi16(_mm_add_epi16(a, c), 4);
_mm_storel_epi64((__m128i *)&flat2_op[0][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
a = _mm_add_epi16(q7, a);
c = _mm_add_epi16(_mm_sub_epi16(c, _mm_add_epi16(p7, p0)), q0);
workp_shft = _mm_srli_epi16(_mm_add_epi16(a, c), 4);
_mm_storel_epi64((__m128i *)&flat2_oq[0][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
a = _mm_add_epi16(q7, a);
c = _mm_add_epi16(_mm_sub_epi16(c, _mm_add_epi16(p6, q0)), q1);
workp_shft = _mm_srli_epi16(_mm_add_epi16(a, c), 4);
_mm_storel_epi64((__m128i *)&flat2_oq[1][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
a = _mm_add_epi16(q7, a);
c = _mm_add_epi16(_mm_sub_epi16(c, _mm_add_epi16(p5, q1)), q2);
workp_shft = _mm_srli_epi16(_mm_add_epi16(a, c), 4);
_mm_storel_epi64((__m128i *)&flat2_oq[2][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
a = _mm_add_epi16(q7, a);
c = _mm_add_epi16(_mm_sub_epi16(c, _mm_add_epi16(p4, q2)), q3);
workp_shft = _mm_srli_epi16(_mm_add_epi16(a, c), 4);
_mm_storel_epi64((__m128i *)&flat2_oq[3][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
a = _mm_add_epi16(q7, a);
c = _mm_add_epi16(_mm_sub_epi16(c, _mm_add_epi16(p3, q3)), q4);
workp_shft = _mm_srli_epi16(_mm_add_epi16(a, c), 4);
_mm_storel_epi64((__m128i *)&flat2_oq[4][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
a = _mm_add_epi16(q7, a);
c = _mm_add_epi16(_mm_sub_epi16(c, _mm_add_epi16(p2, q4)), q5);
workp_shft = _mm_srli_epi16(_mm_add_epi16(a, c), 4);
_mm_storel_epi64((__m128i *)&flat2_oq[5][i*8],
_mm_packus_epi16(workp_shft, workp_shft));
a = _mm_add_epi16(q7, a);
c = _mm_add_epi16(_mm_sub_epi16(c, _mm_add_epi16(p1, q5)), q6);
workp_shft = _mm_srli_epi16(_mm_add_epi16(a, c), 4);
_mm_storel_epi64((__m128i *)&flat2_oq[6][i*8],