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authortrav90 <travawine@palemoon.org>2018-10-19 21:52:15 -0500
committertrav90 <travawine@palemoon.org>2018-10-19 21:52:20 -0500
commitbbcc64772580c8a979288791afa02d30bc476d2e (patch)
tree437ce94c3fdd7497508e5b55de06c6d011678597 /third_party/aom/av1/common/clpf_simd.h
parent14805f6ddbfb173c327768fff9f81f40ce5e81b0 (diff)
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Update aom to v1.0.0
Update aom to commit id d14c5bb4f336ef1842046089849dee4a301fbbf0.
Diffstat (limited to 'third_party/aom/av1/common/clpf_simd.h')
-rw-r--r--third_party/aom/av1/common/clpf_simd.h456
1 files changed, 0 insertions, 456 deletions
diff --git a/third_party/aom/av1/common/clpf_simd.h b/third_party/aom/av1/common/clpf_simd.h
deleted file mode 100644
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--- a/third_party/aom/av1/common/clpf_simd.h
+++ /dev/null
@@ -1,456 +0,0 @@
-/*
- * Copyright (c) 2016, Alliance for Open Media. All rights reserved
- *
- * This source code is subject to the terms of the BSD 2 Clause License and
- * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
- * was not distributed with this source code in the LICENSE file, you can
- * obtain it at www.aomedia.org/license/software. If the Alliance for Open
- * Media Patent License 1.0 was not distributed with this source code in the
- * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
- */
-
-#include "./av1_rtcd.h"
-#include "aom_ports/bitops.h"
-#include "aom_ports/mem.h"
-
-// sign(a-b) * min(abs(a-b), max(0, threshold - (abs(a-b) >> adjdamp)))
-SIMD_INLINE v128 constrain16(v128 a, v128 b, unsigned int threshold,
- unsigned int adjdamp) {
- v128 diff = v128_sub_16(a, b);
- const v128 sign = v128_shr_n_s16(diff, 15);
- diff = v128_abs_s16(diff);
- const v128 s =
- v128_ssub_u16(v128_dup_16(threshold), v128_shr_u16(diff, adjdamp));
- return v128_xor(v128_add_16(sign, v128_min_s16(diff, s)), sign);
-}
-
-// sign(a - b) * min(abs(a - b), max(0, strength - (abs(a - b) >> adjdamp)))
-SIMD_INLINE v128 constrain(v256 a, v256 b, unsigned int strength,
- unsigned int adjdamp) {
- const v256 diff16 = v256_sub_16(a, b);
- v128 diff = v128_pack_s16_s8(v256_high_v128(diff16), v256_low_v128(diff16));
- const v128 sign = v128_cmplt_s8(diff, v128_zero());
- diff = v128_abs_s8(diff);
- return v128_xor(
- v128_add_8(sign,
- v128_min_u8(diff, v128_ssub_u8(v128_dup_8(strength),
- v128_shr_u8(diff, adjdamp)))),
- sign);
-}
-
-// delta = 1/16 * constrain(a, x, s, d) + 3/16 * constrain(b, x, s, d) +
-// 1/16 * constrain(c, x, s, d) + 3/16 * constrain(d, x, s, d) +
-// 3/16 * constrain(e, x, s, d) + 1/16 * constrain(f, x, s, d) +
-// 3/16 * constrain(g, x, s, d) + 1/16 * constrain(h, x, s, d)
-SIMD_INLINE v128 calc_delta(v256 x, v256 a, v256 b, v256 c, v256 d, v256 e,
- v256 f, v256 g, v256 h, unsigned int s,
- unsigned int dmp) {
- const v128 bdeg =
- v128_add_8(v128_add_8(constrain(b, x, s, dmp), constrain(d, x, s, dmp)),
- v128_add_8(constrain(e, x, s, dmp), constrain(g, x, s, dmp)));
- const v128 delta = v128_add_8(
- v128_add_8(v128_add_8(constrain(a, x, s, dmp), constrain(c, x, s, dmp)),
- v128_add_8(constrain(f, x, s, dmp), constrain(h, x, s, dmp))),
- v128_add_8(v128_add_8(bdeg, bdeg), bdeg));
- return v128_add_8(
- v128_pack_s16_u8(v256_high_v128(x), v256_low_v128(x)),
- v128_shr_s8(
- v128_add_8(v128_dup_8(8),
- v128_add_8(delta, v128_cmplt_s8(delta, v128_zero()))),
- 4));
-}
-
-// delta = 1/8 * constrain(a, x, s, d) + 3/8 * constrain(b, x, s, d) +
-// 3/8 * constrain(c, x, s, d) + 1/8 * constrain(d, x, s, d) +
-SIMD_INLINE v128 calc_hdelta(v256 x, v256 a, v256 b, v256 c, v256 d,
- unsigned int s, unsigned int dmp) {
- const v128 bc = v128_add_8(constrain(b, x, s, dmp), constrain(c, x, s, dmp));
- const v128 delta =
- v128_add_8(v128_add_8(constrain(a, x, s, dmp), constrain(d, x, s, dmp)),
- v128_add_8(v128_add_8(bc, bc), bc));
- return v128_add_8(
- v128_pack_s16_u8(v256_high_v128(x), v256_low_v128(x)),
- v128_shr_s8(
- v128_add_8(v128_dup_8(4),
- v128_add_8(delta, v128_cmplt_s8(delta, v128_zero()))),
- 3));
-}
-
-// Process blocks of width 8, two lines at a time, 8 bit.
-static void SIMD_FUNC(clpf_block8)(uint8_t *dst, const uint16_t *src,
- int dstride, int sstride, int sizey,
- unsigned int strength,
- unsigned int adjdamp) {
- int y;
-
- for (y = 0; y < sizey; y += 2) {
- const v128 l1 = v128_load_aligned(src);
- const v128 l2 = v128_load_aligned(src + sstride);
- const v128 l3 = v128_load_aligned(src - sstride);
- const v128 l4 = v128_load_aligned(src + 2 * sstride);
- const v256 a = v256_from_v128(v128_load_aligned(src - 2 * sstride), l3);
- const v256 b = v256_from_v128(l3, l1);
- const v256 g = v256_from_v128(l2, l4);
- const v256 h = v256_from_v128(l4, v128_load_aligned(src + 3 * sstride));
- const v256 c = v256_from_v128(v128_load_unaligned(src - 2),
- v128_load_unaligned(src - 2 + sstride));
- const v256 d = v256_from_v128(v128_load_unaligned(src - 1),
- v128_load_unaligned(src - 1 + sstride));
- const v256 e = v256_from_v128(v128_load_unaligned(src + 1),
- v128_load_unaligned(src + 1 + sstride));
- const v256 f = v256_from_v128(v128_load_unaligned(src + 2),
- v128_load_unaligned(src + 2 + sstride));
- const v128 o = calc_delta(v256_from_v128(l1, l2), a, b, c, d, e, f, g, h,
- strength, adjdamp);
-
- v64_store_aligned(dst, v128_high_v64(o));
- v64_store_aligned(dst + dstride, v128_low_v64(o));
- src += sstride * 2;
- dst += dstride * 2;
- }
-}
-
-// Process blocks of width 4, four lines at a time, 8 bit.
-static void SIMD_FUNC(clpf_block4)(uint8_t *dst, const uint16_t *src,
- int dstride, int sstride, int sizey,
- unsigned int strength,
- unsigned int adjdamp) {
- int y;
-
- for (y = 0; y < sizey; y += 4) {
- const v64 l0 = v64_load_aligned(src - 2 * sstride);
- const v64 l1 = v64_load_aligned(src - sstride);
- const v64 l2 = v64_load_aligned(src);
- const v64 l3 = v64_load_aligned(src + sstride);
- const v64 l4 = v64_load_aligned(src + 2 * sstride);
- const v64 l5 = v64_load_aligned(src + 3 * sstride);
- const v64 l6 = v64_load_aligned(src + 4 * sstride);
- const v64 l7 = v64_load_aligned(src + 5 * sstride);
- const v128 o =
- calc_delta(v256_from_v64(l2, l3, l4, l5), v256_from_v64(l0, l1, l2, l3),
- v256_from_v64(l1, l2, l3, l4),
- v256_from_v64(v64_load_unaligned(src - 2),
- v64_load_unaligned(src + sstride - 2),
- v64_load_unaligned(src + 2 * sstride - 2),
- v64_load_unaligned(src + 3 * sstride - 2)),
- v256_from_v64(v64_load_unaligned(src - 1),
- v64_load_unaligned(src + sstride - 1),
- v64_load_unaligned(src + 2 * sstride - 1),
- v64_load_unaligned(src + 3 * sstride - 1)),
- v256_from_v64(v64_load_unaligned(src + 1),
- v64_load_unaligned(src + sstride + 1),
- v64_load_unaligned(src + 2 * sstride + 1),
- v64_load_unaligned(src + 3 * sstride + 1)),
- v256_from_v64(v64_load_unaligned(src + 2),
- v64_load_unaligned(src + sstride + 2),
- v64_load_unaligned(src + 2 * sstride + 2),
- v64_load_unaligned(src + 3 * sstride + 2)),
- v256_from_v64(l3, l4, l5, l6), v256_from_v64(l4, l5, l6, l7),
- strength, adjdamp);
-
- u32_store_aligned(dst, v128_low_u32(v128_shr_n_byte(o, 12)));
- u32_store_aligned(dst + dstride, v128_low_u32(v128_shr_n_byte(o, 8)));
- u32_store_aligned(dst + 2 * dstride, v128_low_u32(v128_shr_n_byte(o, 4)));
- u32_store_aligned(dst + 3 * dstride, v128_low_u32(o));
-
- dst += 4 * dstride;
- src += 4 * sstride;
- }
-}
-
-static void SIMD_FUNC(clpf_hblock8)(uint8_t *dst, const uint16_t *src,
- int dstride, int sstride, int sizey,
- unsigned int strength,
- unsigned int adjdamp) {
- int y;
-
- for (y = 0; y < sizey; y += 2) {
- const v256 x = v256_from_v128(v128_load_aligned(src),
- v128_load_aligned(src + sstride));
- const v256 a = v256_from_v128(v128_load_unaligned(src - 2),
- v128_load_unaligned(src - 2 + sstride));
- const v256 b = v256_from_v128(v128_load_unaligned(src - 1),
- v128_load_unaligned(src - 1 + sstride));
- const v256 c = v256_from_v128(v128_load_unaligned(src + 1),
- v128_load_unaligned(src + 1 + sstride));
- const v256 d = v256_from_v128(v128_load_unaligned(src + 2),
- v128_load_unaligned(src + 2 + sstride));
- const v128 o = calc_hdelta(x, a, b, c, d, strength, adjdamp);
-
- v64_store_aligned(dst, v128_high_v64(o));
- v64_store_aligned(dst + dstride, v128_low_v64(o));
- src += sstride * 2;
- dst += dstride * 2;
- }
-}
-
-// Process blocks of width 4, four lines at a time, 8 bit.
-static void SIMD_FUNC(clpf_hblock4)(uint8_t *dst, const uint16_t *src,
- int dstride, int sstride, int sizey,
- unsigned int strength,
- unsigned int adjdamp) {
- int y;
-
- for (y = 0; y < sizey; y += 4) {
- const v256 a = v256_from_v64(v64_load_unaligned(src - 2),
- v64_load_unaligned(src + sstride - 2),
- v64_load_unaligned(src + 2 * sstride - 2),
- v64_load_unaligned(src + 3 * sstride - 2));
- const v256 b = v256_from_v64(v64_load_unaligned(src - 1),
- v64_load_unaligned(src + sstride - 1),
- v64_load_unaligned(src + 2 * sstride - 1),
- v64_load_unaligned(src + 3 * sstride - 1));
- const v256 c = v256_from_v64(v64_load_unaligned(src + 1),
- v64_load_unaligned(src + sstride + 1),
- v64_load_unaligned(src + 2 * sstride + 1),
- v64_load_unaligned(src + 3 * sstride + 1));
- const v256 d = v256_from_v64(v64_load_unaligned(src + 2),
- v64_load_unaligned(src + sstride + 2),
- v64_load_unaligned(src + 2 * sstride + 2),
- v64_load_unaligned(src + 3 * sstride + 2));
-
- const v128 o = calc_hdelta(
- v256_from_v64(v64_load_aligned(src), v64_load_aligned(src + sstride),
- v64_load_aligned(src + 2 * sstride),
- v64_load_aligned(src + 3 * sstride)),
- a, b, c, d, strength, adjdamp);
-
- u32_store_aligned(dst, v128_low_u32(v128_shr_n_byte(o, 12)));
- u32_store_aligned(dst + dstride, v128_low_u32(v128_shr_n_byte(o, 8)));
- u32_store_aligned(dst + 2 * dstride, v128_low_u32(v128_shr_n_byte(o, 4)));
- u32_store_aligned(dst + 3 * dstride, v128_low_u32(o));
-
- dst += 4 * dstride;
- src += 4 * sstride;
- }
-}
-
-void SIMD_FUNC(aom_clpf_block)(uint8_t *dst, const uint16_t *src, int dstride,
- int sstride, int sizex, int sizey,
- unsigned int strength, unsigned int dmp) {
- if ((sizex != 4 && sizex != 8) || ((sizey & 3) && sizex == 4)) {
- // Fallback to C for odd sizes:
- // * block widths not 4 or 8
- // * block heights not a multiple of 4 if the block width is 4
- aom_clpf_block_c(dst, src, dstride, sstride, sizex, sizey, strength, dmp);
- } else {
- (sizex == 4 ? SIMD_FUNC(clpf_block4) : SIMD_FUNC(clpf_block8))(
- dst, src, dstride, sstride, sizey, strength, dmp - get_msb(strength));
- }
-}
-
-void SIMD_FUNC(aom_clpf_hblock)(uint8_t *dst, const uint16_t *src, int dstride,
- int sstride, int sizex, int sizey,
- unsigned int strength, unsigned int dmp) {
- if ((sizex != 4 && sizex != 8) || ((sizey & 3) && sizex == 4)) {
- // Fallback to C for odd sizes:
- // * block widths not 4 or 8
- // * block heights not a multiple of 4 if the block width is 4
- aom_clpf_hblock_c(dst, src, dstride, sstride, sizex, sizey, strength, dmp);
- } else {
- (sizex == 4 ? SIMD_FUNC(clpf_hblock4) : SIMD_FUNC(clpf_hblock8))(
- dst, src, dstride, sstride, sizey, strength, dmp - get_msb(strength));
- }
-}
-
-// delta = 1/16 * constrain(a, x, s, d) + 3/16 * constrain(b, x, s, d) +
-// 1/16 * constrain(c, x, s, d) + 3/16 * constrain(d, x, s, d) +
-// 3/16 * constrain(e, x, s, d) + 1/16 * constrain(f, x, s, d) +
-// 3/16 * constrain(g, x, s, d) + 1/16 * constrain(h, x, s, d)
-SIMD_INLINE v128 calc_delta_hbd(v128 x, v128 a, v128 b, v128 c, v128 d, v128 e,
- v128 f, v128 g, v128 h, unsigned int s,
- unsigned int dmp) {
- const v128 bdeg = v128_add_16(
- v128_add_16(constrain16(b, x, s, dmp), constrain16(d, x, s, dmp)),
- v128_add_16(constrain16(e, x, s, dmp), constrain16(g, x, s, dmp)));
- const v128 delta = v128_add_16(
- v128_add_16(
- v128_add_16(constrain16(a, x, s, dmp), constrain16(c, x, s, dmp)),
- v128_add_16(constrain16(f, x, s, dmp), constrain16(h, x, s, dmp))),
- v128_add_16(v128_add_16(bdeg, bdeg), bdeg));
- return v128_add_16(
- x,
- v128_shr_s16(
- v128_add_16(v128_dup_16(8),
- v128_add_16(delta, v128_cmplt_s16(delta, v128_zero()))),
- 4));
-}
-
-static void calc_delta_hbd4(v128 o, v128 a, v128 b, v128 c, v128 d, v128 e,
- v128 f, v128 g, v128 h, uint16_t *dst,
- unsigned int s, unsigned int dmp, int dstride) {
- o = calc_delta_hbd(o, a, b, c, d, e, f, g, h, s, dmp);
- v64_store_aligned(dst, v128_high_v64(o));
- v64_store_aligned(dst + dstride, v128_low_v64(o));
-}
-
-static void calc_delta_hbd8(v128 o, v128 a, v128 b, v128 c, v128 d, v128 e,
- v128 f, v128 g, v128 h, uint16_t *dst,
- unsigned int s, unsigned int adjdamp) {
- v128_store_aligned(dst,
- calc_delta_hbd(o, a, b, c, d, e, f, g, h, s, adjdamp));
-}
-
-// delta = 1/16 * constrain(a, x, s, dmp) + 3/16 * constrain(b, x, s, dmp) +
-// 3/16 * constrain(c, x, s, dmp) + 1/16 * constrain(d, x, s, dmp)
-SIMD_INLINE v128 calc_hdelta_hbd(v128 x, v128 a, v128 b, v128 c, v128 d,
- unsigned int s, unsigned int dmp) {
- const v128 bc =
- v128_add_16(constrain16(b, x, s, dmp), constrain16(c, x, s, dmp));
- const v128 delta = v128_add_16(
- v128_add_16(constrain16(a, x, s, dmp), constrain16(d, x, s, dmp)),
- v128_add_16(v128_add_16(bc, bc), bc));
- return v128_add_16(
- x,
- v128_shr_s16(
- v128_add_16(v128_dup_16(4),
- v128_add_16(delta, v128_cmplt_s16(delta, v128_zero()))),
- 3));
-}
-
-static void calc_hdelta_hbd4(v128 o, v128 a, v128 b, v128 c, v128 d,
- uint16_t *dst, unsigned int s,
- unsigned int adjdamp, int dstride) {
- o = calc_hdelta_hbd(o, a, b, c, d, s, adjdamp);
- v64_store_aligned(dst, v128_high_v64(o));
- v64_store_aligned(dst + dstride, v128_low_v64(o));
-}
-
-static void calc_hdelta_hbd8(v128 o, v128 a, v128 b, v128 c, v128 d,
- uint16_t *dst, unsigned int s,
- unsigned int adjdamp) {
- v128_store_aligned(dst, calc_hdelta_hbd(o, a, b, c, d, s, adjdamp));
-}
-
-// Process blocks of width 4, two lines at time.
-static void SIMD_FUNC(clpf_block_hbd4)(uint16_t *dst, const uint16_t *src,
- int dstride, int sstride, int sizey,
- unsigned int strength,
- unsigned int adjdamp) {
- int y;
-
- for (y = 0; y < sizey; y += 2) {
- const v64 l1 = v64_load_aligned(src);
- const v64 l2 = v64_load_aligned(src + sstride);
- const v64 l3 = v64_load_aligned(src - sstride);
- const v64 l4 = v64_load_aligned(src + 2 * sstride);
- const v128 a = v128_from_v64(v64_load_aligned(src - 2 * sstride), l3);
- const v128 b = v128_from_v64(l3, l1);
- const v128 g = v128_from_v64(l2, l4);
- const v128 h = v128_from_v64(l4, v64_load_aligned(src + 3 * sstride));
- const v128 c = v128_from_v64(v64_load_unaligned(src - 2),
- v64_load_unaligned(src - 2 + sstride));
- const v128 d = v128_from_v64(v64_load_unaligned(src - 1),
- v64_load_unaligned(src - 1 + sstride));
- const v128 e = v128_from_v64(v64_load_unaligned(src + 1),
- v64_load_unaligned(src + 1 + sstride));
- const v128 f = v128_from_v64(v64_load_unaligned(src + 2),
- v64_load_unaligned(src + 2 + sstride));
-
- calc_delta_hbd4(v128_from_v64(l1, l2), a, b, c, d, e, f, g, h, dst,
- strength, adjdamp, dstride);
- src += sstride * 2;
- dst += dstride * 2;
- }
-}
-
-// The most simple case. Start here if you need to understand the functions.
-static void SIMD_FUNC(clpf_block_hbd)(uint16_t *dst, const uint16_t *src,
- int dstride, int sstride, int sizey,
- unsigned int strength,
- unsigned int adjdamp) {
- int y;
-
- for (y = 0; y < sizey; y++) {
- const v128 o = v128_load_aligned(src);
- const v128 a = v128_load_aligned(src - 2 * sstride);
- const v128 b = v128_load_aligned(src - 1 * sstride);
- const v128 g = v128_load_aligned(src + sstride);
- const v128 h = v128_load_aligned(src + 2 * sstride);
- const v128 c = v128_load_unaligned(src - 2);
- const v128 d = v128_load_unaligned(src - 1);
- const v128 e = v128_load_unaligned(src + 1);
- const v128 f = v128_load_unaligned(src + 2);
-
- calc_delta_hbd8(o, a, b, c, d, e, f, g, h, dst, strength, adjdamp);
- src += sstride;
- dst += dstride;
- }
-}
-
-// Process blocks of width 4, horizontal filter, two lines at time.
-static void SIMD_FUNC(clpf_hblock_hbd4)(uint16_t *dst, const uint16_t *src,
- int dstride, int sstride, int sizey,
- unsigned int strength,
- unsigned int adjdamp) {
- int y;
-
- for (y = 0; y < sizey; y += 2) {
- const v128 a = v128_from_v64(v64_load_unaligned(src - 2),
- v64_load_unaligned(src - 2 + sstride));
- const v128 b = v128_from_v64(v64_load_unaligned(src - 1),
- v64_load_unaligned(src - 1 + sstride));
- const v128 c = v128_from_v64(v64_load_unaligned(src + 1),
- v64_load_unaligned(src + 1 + sstride));
- const v128 d = v128_from_v64(v64_load_unaligned(src + 2),
- v64_load_unaligned(src + 2 + sstride));
-
- calc_hdelta_hbd4(v128_from_v64(v64_load_unaligned(src),
- v64_load_unaligned(src + sstride)),
- a, b, c, d, dst, strength, adjdamp, dstride);
- src += sstride * 2;
- dst += dstride * 2;
- }
-}
-
-// Process blocks of width 8, horizontal filter, two lines at time.
-static void SIMD_FUNC(clpf_hblock_hbd)(uint16_t *dst, const uint16_t *src,
- int dstride, int sstride, int sizey,
- unsigned int strength,
- unsigned int adjdamp) {
- int y;
-
- for (y = 0; y < sizey; y++) {
- const v128 o = v128_load_aligned(src);
- const v128 a = v128_load_unaligned(src - 2);
- const v128 b = v128_load_unaligned(src - 1);
- const v128 c = v128_load_unaligned(src + 1);
- const v128 d = v128_load_unaligned(src + 2);
-
- calc_hdelta_hbd8(o, a, b, c, d, dst, strength, adjdamp);
- src += sstride;
- dst += dstride;
- }
-}
-
-void SIMD_FUNC(aom_clpf_block_hbd)(uint16_t *dst, const uint16_t *src,
- int dstride, int sstride, int sizex,
- int sizey, unsigned int strength,
- unsigned int dmp) {
- if ((sizex != 4 && sizex != 8) || ((sizey & 1) && sizex == 4)) {
- // Fallback to C for odd sizes:
- // * block width not 4 or 8
- // * block heights not a multiple of 2 if the block width is 4
- aom_clpf_block_hbd_c(dst, src, dstride, sstride, sizex, sizey, strength,
- dmp);
- } else {
- (sizex == 4 ? SIMD_FUNC(clpf_block_hbd4) : SIMD_FUNC(clpf_block_hbd))(
- dst, src, dstride, sstride, sizey, strength, dmp - get_msb(strength));
- }
-}
-
-void SIMD_FUNC(aom_clpf_hblock_hbd)(uint16_t *dst, const uint16_t *src,
- int dstride, int sstride, int sizex,
- int sizey, unsigned int strength,
- unsigned int dmp) {
- if ((sizex != 4 && sizex != 8) || ((sizey & 1) && sizex == 4)) {
- // Fallback to C for odd sizes:
- // * block width not 4 or 8
- // * block heights not a multiple of 2 if the block width is 4
- aom_clpf_hblock_hbd_c(dst, src, dstride, sstride, sizex, sizey, strength,
- dmp);
- } else {
- (sizex == 4 ? SIMD_FUNC(clpf_hblock_hbd4) : SIMD_FUNC(clpf_hblock_hbd))(
- dst, src, dstride, sstride, sizey, strength, dmp - get_msb(strength));
- }
-}