diff options
Diffstat (limited to 'third_party/aom/aom_dsp/x86/aom_subpixel_8t_intrin_ssse3.c')
| -rw-r--r-- | third_party/aom/aom_dsp/x86/aom_subpixel_8t_intrin_ssse3.c | 616 |
1 files changed, 2 insertions, 614 deletions
diff --git a/third_party/aom/aom_dsp/x86/aom_subpixel_8t_intrin_ssse3.c b/third_party/aom/aom_dsp/x86/aom_subpixel_8t_intrin_ssse3.c index be37738df..6bcb4a512 100644 --- a/third_party/aom/aom_dsp/x86/aom_subpixel_8t_intrin_ssse3.c +++ b/third_party/aom/aom_dsp/x86/aom_subpixel_8t_intrin_ssse3.c @@ -11,7 +11,8 @@ #include <tmmintrin.h> -#include "./aom_dsp_rtcd.h" +#include "config/aom_dsp_rtcd.h" + #include "aom_dsp/aom_filter.h" #include "aom_dsp/x86/convolve.h" #include "aom_mem/aom_mem.h" @@ -285,20 +286,6 @@ filter8_1dfunction aom_filter_block1d8_v8_ssse3; filter8_1dfunction aom_filter_block1d8_h8_ssse3; filter8_1dfunction aom_filter_block1d4_v8_ssse3; filter8_1dfunction aom_filter_block1d4_h8_ssse3; -filter8_1dfunction aom_filter_block1d16_v8_avg_ssse3; -filter8_1dfunction aom_filter_block1d16_h8_avg_ssse3; -filter8_1dfunction aom_filter_block1d8_v8_avg_ssse3; -filter8_1dfunction aom_filter_block1d8_h8_avg_ssse3; -filter8_1dfunction aom_filter_block1d4_v8_avg_ssse3; -filter8_1dfunction aom_filter_block1d4_h8_avg_ssse3; -#if CONFIG_LOOP_RESTORATION -filter8_1dfunction aom_filter_block1d16_v8_add_src_ssse3; -filter8_1dfunction aom_filter_block1d16_h8_add_src_ssse3; -filter8_1dfunction aom_filter_block1d8_v8_add_src_ssse3; -filter8_1dfunction aom_filter_block1d8_h8_add_src_ssse3; -filter8_1dfunction aom_filter_block1d4_v8_add_src_ssse3; -filter8_1dfunction aom_filter_block1d4_h8_add_src_ssse3; -#endif filter8_1dfunction aom_filter_block1d16_v2_ssse3; filter8_1dfunction aom_filter_block1d16_h2_ssse3; @@ -306,12 +293,6 @@ filter8_1dfunction aom_filter_block1d8_v2_ssse3; filter8_1dfunction aom_filter_block1d8_h2_ssse3; filter8_1dfunction aom_filter_block1d4_v2_ssse3; filter8_1dfunction aom_filter_block1d4_h2_ssse3; -filter8_1dfunction aom_filter_block1d16_v2_avg_ssse3; -filter8_1dfunction aom_filter_block1d16_h2_avg_ssse3; -filter8_1dfunction aom_filter_block1d8_v2_avg_ssse3; -filter8_1dfunction aom_filter_block1d8_h2_avg_ssse3; -filter8_1dfunction aom_filter_block1d4_v2_avg_ssse3; -filter8_1dfunction aom_filter_block1d4_h2_avg_ssse3; // void aom_convolve8_horiz_ssse3(const uint8_t *src, ptrdiff_t src_stride, // uint8_t *dst, ptrdiff_t dst_stride, @@ -323,598 +304,5 @@ filter8_1dfunction aom_filter_block1d4_h2_avg_ssse3; // const int16_t *filter_x, int x_step_q4, // const int16_t *filter_y, int y_step_q4, // int w, int h); -// void aom_convolve8_avg_horiz_ssse3(const uint8_t *src, ptrdiff_t src_stride, -// uint8_t *dst, ptrdiff_t dst_stride, -// const int16_t *filter_x, int x_step_q4, -// const int16_t *filter_y, int y_step_q4, -// int w, int h); -// void aom_convolve8_avg_vert_ssse3(const uint8_t *src, ptrdiff_t src_stride, -// uint8_t *dst, ptrdiff_t dst_stride, -// const int16_t *filter_x, int x_step_q4, -// const int16_t *filter_y, int y_step_q4, -// int w, int h); FUN_CONV_1D(horiz, x_step_q4, filter_x, h, src, , ssse3); FUN_CONV_1D(vert, y_step_q4, filter_y, v, src - src_stride * 3, , ssse3); -FUN_CONV_1D(avg_horiz, x_step_q4, filter_x, h, src, avg_, ssse3); -FUN_CONV_1D(avg_vert, y_step_q4, filter_y, v, src - src_stride * 3, avg_, - ssse3); - -#if CONFIG_LOOP_RESTORATION -FUN_CONV_1D_NO_BILINEAR(add_src_horiz, x_step_q4, filter_x, h, src, add_src_, - ssse3); -FUN_CONV_1D_NO_BILINEAR(add_src_vert, y_step_q4, filter_y, v, - src - src_stride * 3, add_src_, ssse3); -#endif - -#define TRANSPOSE_8X8(in0, in1, in2, in3, in4, in5, in6, in7, out0, out1, \ - out2, out3, out4, out5, out6, out7) \ - { \ - const __m128i tr0_0 = _mm_unpacklo_epi8(in0, in1); \ - const __m128i tr0_1 = _mm_unpacklo_epi8(in2, in3); \ - const __m128i tr0_2 = _mm_unpacklo_epi8(in4, in5); \ - const __m128i tr0_3 = _mm_unpacklo_epi8(in6, in7); \ - \ - const __m128i tr1_0 = _mm_unpacklo_epi16(tr0_0, tr0_1); \ - const __m128i tr1_1 = _mm_unpackhi_epi16(tr0_0, tr0_1); \ - const __m128i tr1_2 = _mm_unpacklo_epi16(tr0_2, tr0_3); \ - const __m128i tr1_3 = _mm_unpackhi_epi16(tr0_2, tr0_3); \ - \ - const __m128i tr2_0 = _mm_unpacklo_epi32(tr1_0, tr1_2); \ - const __m128i tr2_1 = _mm_unpackhi_epi32(tr1_0, tr1_2); \ - const __m128i tr2_2 = _mm_unpacklo_epi32(tr1_1, tr1_3); \ - const __m128i tr2_3 = _mm_unpackhi_epi32(tr1_1, tr1_3); \ - \ - out0 = _mm_unpacklo_epi64(tr2_0, tr2_0); \ - out1 = _mm_unpackhi_epi64(tr2_0, tr2_0); \ - out2 = _mm_unpacklo_epi64(tr2_1, tr2_1); \ - out3 = _mm_unpackhi_epi64(tr2_1, tr2_1); \ - out4 = _mm_unpacklo_epi64(tr2_2, tr2_2); \ - out5 = _mm_unpackhi_epi64(tr2_2, tr2_2); \ - out6 = _mm_unpacklo_epi64(tr2_3, tr2_3); \ - out7 = _mm_unpackhi_epi64(tr2_3, tr2_3); \ - } - -static void filter_horiz_w8_ssse3(const uint8_t *src_x, ptrdiff_t src_pitch, - uint8_t *dst, const int16_t *x_filter) { - const __m128i k_256 = _mm_set1_epi16(1 << 8); - const __m128i f_values = _mm_load_si128((const __m128i *)x_filter); - // pack and duplicate the filter values - const __m128i f1f0 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0200u)); - const __m128i f3f2 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0604u)); - const __m128i f5f4 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0a08u)); - const __m128i f7f6 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0e0cu)); - const __m128i A = _mm_loadl_epi64((const __m128i *)src_x); - const __m128i B = _mm_loadl_epi64((const __m128i *)(src_x + src_pitch)); - const __m128i C = _mm_loadl_epi64((const __m128i *)(src_x + src_pitch * 2)); - const __m128i D = _mm_loadl_epi64((const __m128i *)(src_x + src_pitch * 3)); - const __m128i E = _mm_loadl_epi64((const __m128i *)(src_x + src_pitch * 4)); - const __m128i F = _mm_loadl_epi64((const __m128i *)(src_x + src_pitch * 5)); - const __m128i G = _mm_loadl_epi64((const __m128i *)(src_x + src_pitch * 6)); - const __m128i H = _mm_loadl_epi64((const __m128i *)(src_x + src_pitch * 7)); - // 00 01 10 11 02 03 12 13 04 05 14 15 06 07 16 17 - const __m128i tr0_0 = _mm_unpacklo_epi16(A, B); - // 20 21 30 31 22 23 32 33 24 25 34 35 26 27 36 37 - const __m128i tr0_1 = _mm_unpacklo_epi16(C, D); - // 40 41 50 51 42 43 52 53 44 45 54 55 46 47 56 57 - const __m128i tr0_2 = _mm_unpacklo_epi16(E, F); - // 60 61 70 71 62 63 72 73 64 65 74 75 66 67 76 77 - const __m128i tr0_3 = _mm_unpacklo_epi16(G, H); - // 00 01 10 11 20 21 30 31 02 03 12 13 22 23 32 33 - const __m128i tr1_0 = _mm_unpacklo_epi32(tr0_0, tr0_1); - // 04 05 14 15 24 25 34 35 06 07 16 17 26 27 36 37 - const __m128i tr1_1 = _mm_unpackhi_epi32(tr0_0, tr0_1); - // 40 41 50 51 60 61 70 71 42 43 52 53 62 63 72 73 - const __m128i tr1_2 = _mm_unpacklo_epi32(tr0_2, tr0_3); - // 44 45 54 55 64 65 74 75 46 47 56 57 66 67 76 77 - const __m128i tr1_3 = _mm_unpackhi_epi32(tr0_2, tr0_3); - // 00 01 10 11 20 21 30 31 40 41 50 51 60 61 70 71 - const __m128i s1s0 = _mm_unpacklo_epi64(tr1_0, tr1_2); - const __m128i s3s2 = _mm_unpackhi_epi64(tr1_0, tr1_2); - const __m128i s5s4 = _mm_unpacklo_epi64(tr1_1, tr1_3); - const __m128i s7s6 = _mm_unpackhi_epi64(tr1_1, tr1_3); - // multiply 2 adjacent elements with the filter and add the result - const __m128i x0 = _mm_maddubs_epi16(s1s0, f1f0); - const __m128i x1 = _mm_maddubs_epi16(s3s2, f3f2); - const __m128i x2 = _mm_maddubs_epi16(s5s4, f5f4); - const __m128i x3 = _mm_maddubs_epi16(s7s6, f7f6); - // add and saturate the results together - const __m128i min_x2x1 = _mm_min_epi16(x2, x1); - const __m128i max_x2x1 = _mm_max_epi16(x2, x1); - __m128i temp = _mm_adds_epi16(x0, x3); - temp = _mm_adds_epi16(temp, min_x2x1); - temp = _mm_adds_epi16(temp, max_x2x1); - // round and shift by 7 bit each 16 bit - temp = _mm_mulhrs_epi16(temp, k_256); - // shrink to 8 bit each 16 bits - temp = _mm_packus_epi16(temp, temp); - // save only 8 bytes convolve result - _mm_storel_epi64((__m128i *)dst, temp); -} - -static void transpose8x8_to_dst(const uint8_t *src, ptrdiff_t src_stride, - uint8_t *dst, ptrdiff_t dst_stride) { - __m128i A, B, C, D, E, F, G, H; - - A = _mm_loadl_epi64((const __m128i *)src); - B = _mm_loadl_epi64((const __m128i *)(src + src_stride)); - C = _mm_loadl_epi64((const __m128i *)(src + src_stride * 2)); - D = _mm_loadl_epi64((const __m128i *)(src + src_stride * 3)); - E = _mm_loadl_epi64((const __m128i *)(src + src_stride * 4)); - F = _mm_loadl_epi64((const __m128i *)(src + src_stride * 5)); - G = _mm_loadl_epi64((const __m128i *)(src + src_stride * 6)); - H = _mm_loadl_epi64((const __m128i *)(src + src_stride * 7)); - - TRANSPOSE_8X8(A, B, C, D, E, F, G, H, A, B, C, D, E, F, G, H); - - _mm_storel_epi64((__m128i *)dst, A); - _mm_storel_epi64((__m128i *)(dst + dst_stride * 1), B); - _mm_storel_epi64((__m128i *)(dst + dst_stride * 2), C); - _mm_storel_epi64((__m128i *)(dst + dst_stride * 3), D); - _mm_storel_epi64((__m128i *)(dst + dst_stride * 4), E); - _mm_storel_epi64((__m128i *)(dst + dst_stride * 5), F); - _mm_storel_epi64((__m128i *)(dst + dst_stride * 6), G); - _mm_storel_epi64((__m128i *)(dst + dst_stride * 7), H); -} - -static void scaledconvolve_horiz_w8(const uint8_t *src, ptrdiff_t src_stride, - uint8_t *dst, ptrdiff_t dst_stride, - const InterpKernel *x_filters, int x0_q4, - int x_step_q4, int w, int h) { - DECLARE_ALIGNED(16, uint8_t, temp[8 * 8]); - int x, y, z; - src -= SUBPEL_TAPS / 2 - 1; - - // This function processes 8x8 areas. The intermediate height is not always - // a multiple of 8, so force it to be a multiple of 8 here. - y = h + (8 - (h & 0x7)); - - do { - int x_q4 = x0_q4; - for (x = 0; x < w; x += 8) { - // process 8 src_x steps - for (z = 0; z < 8; ++z) { - const uint8_t *const src_x = &src[x_q4 >> SUBPEL_BITS]; - const int16_t *const x_filter = x_filters[x_q4 & SUBPEL_MASK]; - if (x_q4 & SUBPEL_MASK) { - filter_horiz_w8_ssse3(src_x, src_stride, temp + (z * 8), x_filter); - } else { - int i; - for (i = 0; i < 8; ++i) { - temp[z * 8 + i] = src_x[i * src_stride + 3]; - } - } - x_q4 += x_step_q4; - } - - // transpose the 8x8 filters values back to dst - transpose8x8_to_dst(temp, 8, dst + x, dst_stride); - } - - src += src_stride * 8; - dst += dst_stride * 8; - } while (y -= 8); -} - -static void filter_horiz_w4_ssse3(const uint8_t *src_ptr, ptrdiff_t src_pitch, - uint8_t *dst, const int16_t *filter) { - const __m128i k_256 = _mm_set1_epi16(1 << 8); - const __m128i f_values = _mm_load_si128((const __m128i *)filter); - // pack and duplicate the filter values - const __m128i f1f0 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0200u)); - const __m128i f3f2 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0604u)); - const __m128i f5f4 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0a08u)); - const __m128i f7f6 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0e0cu)); - const __m128i A = _mm_loadl_epi64((const __m128i *)src_ptr); - const __m128i B = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch)); - const __m128i C = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 2)); - const __m128i D = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 3)); - // TRANSPOSE... - // 00 01 02 03 04 05 06 07 - // 10 11 12 13 14 15 16 17 - // 20 21 22 23 24 25 26 27 - // 30 31 32 33 34 35 36 37 - // - // TO - // - // 00 10 20 30 - // 01 11 21 31 - // 02 12 22 32 - // 03 13 23 33 - // 04 14 24 34 - // 05 15 25 35 - // 06 16 26 36 - // 07 17 27 37 - // - // 00 01 10 11 02 03 12 13 04 05 14 15 06 07 16 17 - const __m128i tr0_0 = _mm_unpacklo_epi16(A, B); - // 20 21 30 31 22 23 32 33 24 25 34 35 26 27 36 37 - const __m128i tr0_1 = _mm_unpacklo_epi16(C, D); - // 00 01 10 11 20 21 30 31 02 03 12 13 22 23 32 33 - const __m128i s1s0 = _mm_unpacklo_epi32(tr0_0, tr0_1); - // 04 05 14 15 24 25 34 35 06 07 16 17 26 27 36 37 - const __m128i s5s4 = _mm_unpackhi_epi32(tr0_0, tr0_1); - // 02 03 12 13 22 23 32 33 - const __m128i s3s2 = _mm_srli_si128(s1s0, 8); - // 06 07 16 17 26 27 36 37 - const __m128i s7s6 = _mm_srli_si128(s5s4, 8); - // multiply 2 adjacent elements with the filter and add the result - const __m128i x0 = _mm_maddubs_epi16(s1s0, f1f0); - const __m128i x1 = _mm_maddubs_epi16(s3s2, f3f2); - const __m128i x2 = _mm_maddubs_epi16(s5s4, f5f4); - const __m128i x3 = _mm_maddubs_epi16(s7s6, f7f6); - // add and saturate the results together - const __m128i min_x2x1 = _mm_min_epi16(x2, x1); - const __m128i max_x2x1 = _mm_max_epi16(x2, x1); - __m128i temp = _mm_adds_epi16(x0, x3); - temp = _mm_adds_epi16(temp, min_x2x1); - temp = _mm_adds_epi16(temp, max_x2x1); - // round and shift by 7 bit each 16 bit - temp = _mm_mulhrs_epi16(temp, k_256); - // shrink to 8 bit each 16 bits - temp = _mm_packus_epi16(temp, temp); - // save only 4 bytes - *(int *)dst = _mm_cvtsi128_si32(temp); -} - -static void transpose4x4_to_dst(const uint8_t *src, ptrdiff_t src_stride, - uint8_t *dst, ptrdiff_t dst_stride) { - __m128i A = _mm_cvtsi32_si128(*(const int *)src); - __m128i B = _mm_cvtsi32_si128(*(const int *)(src + src_stride)); - __m128i C = _mm_cvtsi32_si128(*(const int *)(src + src_stride * 2)); - __m128i D = _mm_cvtsi32_si128(*(const int *)(src + src_stride * 3)); - // 00 10 01 11 02 12 03 13 - const __m128i tr0_0 = _mm_unpacklo_epi8(A, B); - // 20 30 21 31 22 32 23 33 - const __m128i tr0_1 = _mm_unpacklo_epi8(C, D); - // 00 10 20 30 01 11 21 31 02 12 22 32 03 13 23 33 - A = _mm_unpacklo_epi16(tr0_0, tr0_1); - B = _mm_srli_si128(A, 4); - C = _mm_srli_si128(A, 8); - D = _mm_srli_si128(A, 12); - - *(int *)(dst) = _mm_cvtsi128_si32(A); - *(int *)(dst + dst_stride) = _mm_cvtsi128_si32(B); - *(int *)(dst + dst_stride * 2) = _mm_cvtsi128_si32(C); - *(int *)(dst + dst_stride * 3) = _mm_cvtsi128_si32(D); -} - -static void scaledconvolve_horiz_w4(const uint8_t *src, ptrdiff_t src_stride, - uint8_t *dst, ptrdiff_t dst_stride, - const InterpKernel *x_filters, int x0_q4, - int x_step_q4, int w, int h) { - DECLARE_ALIGNED(16, uint8_t, temp[4 * 4]); - int x, y, z; - src -= SUBPEL_TAPS / 2 - 1; - - for (y = 0; y < h; y += 4) { - int x_q4 = x0_q4; - for (x = 0; x < w; x += 4) { - // process 4 src_x steps - for (z = 0; z < 4; ++z) { - const uint8_t *const src_x = &src[x_q4 >> SUBPEL_BITS]; - const int16_t *const x_filter = x_filters[x_q4 & SUBPEL_MASK]; - if (x_q4 & SUBPEL_MASK) { - filter_horiz_w4_ssse3(src_x, src_stride, temp + (z * 4), x_filter); - } else { - int i; - for (i = 0; i < 4; ++i) { - temp[z * 4 + i] = src_x[i * src_stride + 3]; - } - } - x_q4 += x_step_q4; - } - - // transpose the 4x4 filters values back to dst - transpose4x4_to_dst(temp, 4, dst + x, dst_stride); - } - - src += src_stride * 4; - dst += dst_stride * 4; - } -} - -static void filter_vert_w4_ssse3(const uint8_t *src_ptr, ptrdiff_t src_pitch, - uint8_t *dst, const int16_t *filter) { - const __m128i k_256 = _mm_set1_epi16(1 << 8); - const __m128i f_values = _mm_load_si128((const __m128i *)filter); - // pack and duplicate the filter values - const __m128i f1f0 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0200u)); - const __m128i f3f2 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0604u)); - const __m128i f5f4 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0a08u)); - const __m128i f7f6 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0e0cu)); - const __m128i A = _mm_cvtsi32_si128(*(const int *)src_ptr); - const __m128i B = _mm_cvtsi32_si128(*(const int *)(src_ptr + src_pitch)); - const __m128i C = _mm_cvtsi32_si128(*(const int *)(src_ptr + src_pitch * 2)); - const __m128i D = _mm_cvtsi32_si128(*(const int *)(src_ptr + src_pitch * 3)); - const __m128i E = _mm_cvtsi32_si128(*(const int *)(src_ptr + src_pitch * 4)); - const __m128i F = _mm_cvtsi32_si128(*(const int *)(src_ptr + src_pitch * 5)); - const __m128i G = _mm_cvtsi32_si128(*(const int *)(src_ptr + src_pitch * 6)); - const __m128i H = _mm_cvtsi32_si128(*(const int *)(src_ptr + src_pitch * 7)); - const __m128i s1s0 = _mm_unpacklo_epi8(A, B); - const __m128i s3s2 = _mm_unpacklo_epi8(C, D); - const __m128i s5s4 = _mm_unpacklo_epi8(E, F); - const __m128i s7s6 = _mm_unpacklo_epi8(G, H); - // multiply 2 adjacent elements with the filter and add the result - const __m128i x0 = _mm_maddubs_epi16(s1s0, f1f0); - const __m128i x1 = _mm_maddubs_epi16(s3s2, f3f2); - const __m128i x2 = _mm_maddubs_epi16(s5s4, f5f4); - const __m128i x3 = _mm_maddubs_epi16(s7s6, f7f6); - // add and saturate the results together - const __m128i min_x2x1 = _mm_min_epi16(x2, x1); - const __m128i max_x2x1 = _mm_max_epi16(x2, x1); - __m128i temp = _mm_adds_epi16(x0, x3); - temp = _mm_adds_epi16(temp, min_x2x1); - temp = _mm_adds_epi16(temp, max_x2x1); - // round and shift by 7 bit each 16 bit - temp = _mm_mulhrs_epi16(temp, k_256); - // shrink to 8 bit each 16 bits - temp = _mm_packus_epi16(temp, temp); - // save only 4 bytes - *(int *)dst = _mm_cvtsi128_si32(temp); -} - -static void scaledconvolve_vert_w4(const uint8_t *src, ptrdiff_t src_stride, - uint8_t *dst, ptrdiff_t dst_stride, - const InterpKernel *y_filters, int y0_q4, - int y_step_q4, int w, int h) { - int y; - int y_q4 = y0_q4; - - src -= src_stride * (SUBPEL_TAPS / 2 - 1); - for (y = 0; y < h; ++y) { - const unsigned char *src_y = &src[(y_q4 >> SUBPEL_BITS) * src_stride]; - const int16_t *const y_filter = y_filters[y_q4 & SUBPEL_MASK]; - - if (y_q4 & SUBPEL_MASK) { - filter_vert_w4_ssse3(src_y, src_stride, &dst[y * dst_stride], y_filter); - } else { - memcpy(&dst[y * dst_stride], &src_y[3 * src_stride], w); - } - - y_q4 += y_step_q4; - } -} - -static void filter_vert_w8_ssse3(const uint8_t *src_ptr, ptrdiff_t src_pitch, - uint8_t *dst, const int16_t *filter) { - const __m128i k_256 = _mm_set1_epi16(1 << 8); - const __m128i f_values = _mm_load_si128((const __m128i *)filter); - // pack and duplicate the filter values - const __m128i f1f0 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0200u)); - const __m128i f3f2 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0604u)); - const __m128i f5f4 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0a08u)); - const __m128i f7f6 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0e0cu)); - const __m128i A = _mm_loadl_epi64((const __m128i *)src_ptr); - const __m128i B = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch)); - const __m128i C = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 2)); - const __m128i D = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 3)); - const __m128i E = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 4)); - const __m128i F = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 5)); - const __m128i G = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 6)); - const __m128i H = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 7)); - const __m128i s1s0 = _mm_unpacklo_epi8(A, B); - const __m128i s3s2 = _mm_unpacklo_epi8(C, D); - const __m128i s5s4 = _mm_unpacklo_epi8(E, F); - const __m128i s7s6 = _mm_unpacklo_epi8(G, H); - // multiply 2 adjacent elements with the filter and add the result - const __m128i x0 = _mm_maddubs_epi16(s1s0, f1f0); - const __m128i x1 = _mm_maddubs_epi16(s3s2, f3f2); - const __m128i x2 = _mm_maddubs_epi16(s5s4, f5f4); - const __m128i x3 = _mm_maddubs_epi16(s7s6, f7f6); - // add and saturate the results together - const __m128i min_x2x1 = _mm_min_epi16(x2, x1); - const __m128i max_x2x1 = _mm_max_epi16(x2, x1); - __m128i temp = _mm_adds_epi16(x0, x3); - temp = _mm_adds_epi16(temp, min_x2x1); - temp = _mm_adds_epi16(temp, max_x2x1); - // round and shift by 7 bit each 16 bit - temp = _mm_mulhrs_epi16(temp, k_256); - // shrink to 8 bit each 16 bits - temp = _mm_packus_epi16(temp, temp); - // save only 8 bytes convolve result - _mm_storel_epi64((__m128i *)dst, temp); -} - -static void scaledconvolve_vert_w8(const uint8_t *src, ptrdiff_t src_stride, - uint8_t *dst, ptrdiff_t dst_stride, - const InterpKernel *y_filters, int y0_q4, - int y_step_q4, int w, int h) { - int y; - int y_q4 = y0_q4; - - src -= src_stride * (SUBPEL_TAPS / 2 - 1); - for (y = 0; y < h; ++y) { - const unsigned char *src_y = &src[(y_q4 >> SUBPEL_BITS) * src_stride]; - const int16_t *const y_filter = y_filters[y_q4 & SUBPEL_MASK]; - if (y_q4 & SUBPEL_MASK) { - filter_vert_w8_ssse3(src_y, src_stride, &dst[y * dst_stride], y_filter); - } else { - memcpy(&dst[y * dst_stride], &src_y[3 * src_stride], w); - } - y_q4 += y_step_q4; - } -} - -static void filter_vert_w16_ssse3(const uint8_t *src_ptr, ptrdiff_t src_pitch, - uint8_t *dst, const int16_t *filter, int w) { - const __m128i k_256 = _mm_set1_epi16(1 << 8); - const __m128i f_values = _mm_load_si128((const __m128i *)filter); - // pack and duplicate the filter values - const __m128i f1f0 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0200u)); - const __m128i f3f2 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0604u)); - const __m128i f5f4 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0a08u)); - const __m128i f7f6 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0e0cu)); - int i; - - for (i = 0; i < w; i += 16) { - const __m128i A = _mm_loadu_si128((const __m128i *)src_ptr); - const __m128i B = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch)); - const __m128i C = - _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 2)); - const __m128i D = - _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 3)); - const __m128i E = - _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 4)); - const __m128i F = - _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 5)); - const __m128i G = - _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 6)); - const __m128i H = - _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 7)); - // merge the result together - const __m128i s1s0_lo = _mm_unpacklo_epi8(A, B); - const __m128i s7s6_lo = _mm_unpacklo_epi8(G, H); - const __m128i s1s0_hi = _mm_unpackhi_epi8(A, B); - const __m128i s7s6_hi = _mm_unpackhi_epi8(G, H); - // multiply 2 adjacent elements with the filter and add the result - const __m128i x0_lo = _mm_maddubs_epi16(s1s0_lo, f1f0); - const __m128i x3_lo = _mm_maddubs_epi16(s7s6_lo, f7f6); - const __m128i x0_hi = _mm_maddubs_epi16(s1s0_hi, f1f0); - const __m128i x3_hi = _mm_maddubs_epi16(s7s6_hi, f7f6); - // add and saturate the results together - const __m128i x3x0_lo = _mm_adds_epi16(x0_lo, x3_lo); - const __m128i x3x0_hi = _mm_adds_epi16(x0_hi, x3_hi); - // merge the result together - const __m128i s3s2_lo = _mm_unpacklo_epi8(C, D); - const __m128i s3s2_hi = _mm_unpackhi_epi8(C, D); - // multiply 2 adjacent elements with the filter and add the result - const __m128i x1_lo = _mm_maddubs_epi16(s3s2_lo, f3f2); - const __m128i x1_hi = _mm_maddubs_epi16(s3s2_hi, f3f2); - // merge the result together - const __m128i s5s4_lo = _mm_unpacklo_epi8(E, F); - const __m128i s5s4_hi = _mm_unpackhi_epi8(E, F); - // multiply 2 adjacent elements with the filter and add the result - const __m128i x2_lo = _mm_maddubs_epi16(s5s4_lo, f5f4); - const __m128i x2_hi = _mm_maddubs_epi16(s5s4_hi, f5f4); - // add and saturate the results together - __m128i temp_lo = _mm_adds_epi16(x3x0_lo, _mm_min_epi16(x1_lo, x2_lo)); - __m128i temp_hi = _mm_adds_epi16(x3x0_hi, _mm_min_epi16(x1_hi, x2_hi)); - - // add and saturate the results together - temp_lo = _mm_adds_epi16(temp_lo, _mm_max_epi16(x1_lo, x2_lo)); - temp_hi = _mm_adds_epi16(temp_hi, _mm_max_epi16(x1_hi, x2_hi)); - // round and shift by 7 bit each 16 bit - temp_lo = _mm_mulhrs_epi16(temp_lo, k_256); - temp_hi = _mm_mulhrs_epi16(temp_hi, k_256); - // shrink to 8 bit each 16 bits, the first lane contain the first - // convolve result and the second lane contain the second convolve - // result - temp_hi = _mm_packus_epi16(temp_lo, temp_hi); - src_ptr += 16; - // save 16 bytes convolve result - _mm_store_si128((__m128i *)&dst[i], temp_hi); - } -} - -static void scaledconvolve_vert_w16(const uint8_t *src, ptrdiff_t src_stride, - uint8_t *dst, ptrdiff_t dst_stride, - const InterpKernel *y_filters, int y0_q4, - int y_step_q4, int w, int h) { - int y; - int y_q4 = y0_q4; - - src -= src_stride * (SUBPEL_TAPS / 2 - 1); - for (y = 0; y < h; ++y) { - const unsigned char *src_y = &src[(y_q4 >> SUBPEL_BITS) * src_stride]; - const int16_t *const y_filter = y_filters[y_q4 & SUBPEL_MASK]; - if (y_q4 & SUBPEL_MASK) { - filter_vert_w16_ssse3(src_y, src_stride, &dst[y * dst_stride], y_filter, - w); - } else { - memcpy(&dst[y * dst_stride], &src_y[3 * src_stride], w); - } - y_q4 += y_step_q4; - } -} - -static void scaledconvolve2d(const uint8_t *src, ptrdiff_t src_stride, - uint8_t *dst, ptrdiff_t dst_stride, - const InterpKernel *const x_filters, int x0_q4, - int x_step_q4, const InterpKernel *const y_filters, - int y0_q4, int y_step_q4, int w, int h) { - // Note: Fixed size intermediate buffer, temp, places limits on parameters. - // 2d filtering proceeds in 2 steps: - // (1) Interpolate horizontally into an intermediate buffer, temp. - // (2) Interpolate temp vertically to derive the sub-pixel result. - // Deriving the maximum number of rows in the temp buffer (135): - // --Smallest scaling factor is x1/2 ==> y_step_q4 = 32 (Normative). - // --Largest block size is 64x64 pixels. - // --64 rows in the downscaled frame span a distance of (64 - 1) * 32 in the - // original frame (in 1/16th pixel units). - // --Must round-up because block may be located at sub-pixel position. - // --Require an additional SUBPEL_TAPS rows for the 8-tap filter tails. - // --((64 - 1) * 32 + 15) >> 4 + 8 = 135. - // --Require an additional 8 rows for the horiz_w8 transpose tail. - DECLARE_ALIGNED(16, uint8_t, temp[(MAX_EXT_SIZE + 8) * MAX_SB_SIZE]); - const int intermediate_height = - (((h - 1) * y_step_q4 + y0_q4) >> SUBPEL_BITS) + SUBPEL_TAPS; - - assert(w <= MAX_SB_SIZE); - assert(h <= MAX_SB_SIZE); - assert(y_step_q4 <= 32); - assert(x_step_q4 <= 32); - - if (w >= 8) { - scaledconvolve_horiz_w8(src - src_stride * (SUBPEL_TAPS / 2 - 1), - src_stride, temp, MAX_SB_SIZE, x_filters, x0_q4, - x_step_q4, w, intermediate_height); - } else { - scaledconvolve_horiz_w4(src - src_stride * (SUBPEL_TAPS / 2 - 1), - src_stride, temp, MAX_SB_SIZE, x_filters, x0_q4, - x_step_q4, w, intermediate_height); - } - - if (w >= 16) { - scaledconvolve_vert_w16(temp + MAX_SB_SIZE * (SUBPEL_TAPS / 2 - 1), - MAX_SB_SIZE, dst, dst_stride, y_filters, y0_q4, - y_step_q4, w, h); - } else if (w == 8) { - scaledconvolve_vert_w8(temp + MAX_SB_SIZE * (SUBPEL_TAPS / 2 - 1), - MAX_SB_SIZE, dst, dst_stride, y_filters, y0_q4, - y_step_q4, w, h); - } else { - scaledconvolve_vert_w4(temp + MAX_SB_SIZE * (SUBPEL_TAPS / 2 - 1), - MAX_SB_SIZE, dst, dst_stride, y_filters, y0_q4, - y_step_q4, w, h); - } -} - -static const InterpKernel *get_filter_base(const int16_t *filter) { - // NOTE: This assumes that the filter table is 256-byte aligned. - // TODO(agrange) Modify to make independent of table alignment. - return (const InterpKernel *)(((intptr_t)filter) & ~((intptr_t)0xFF)); -} - -static int get_filter_offset(const int16_t *f, const InterpKernel *base) { - return (int)((const InterpKernel *)(intptr_t)f - base); -} - -void aom_scaled_2d_ssse3(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, - ptrdiff_t dst_stride, const int16_t *filter_x, - int x_step_q4, const int16_t *filter_y, int y_step_q4, - int w, int h) { - const InterpKernel *const filters_x = get_filter_base(filter_x); - const int x0_q4 = get_filter_offset(filter_x, filters_x); - - const InterpKernel *const filters_y = get_filter_base(filter_y); - const int y0_q4 = get_filter_offset(filter_y, filters_y); - - scaledconvolve2d(src, src_stride, dst, dst_stride, filters_x, x0_q4, - x_step_q4, filters_y, y0_q4, y_step_q4, w, h); -} - -// void aom_convolve8_ssse3(const uint8_t *src, ptrdiff_t src_stride, -// uint8_t *dst, ptrdiff_t dst_stride, -// const int16_t *filter_x, int x_step_q4, -// const int16_t *filter_y, int y_step_q4, -// int w, int h); -// void aom_convolve8_avg_ssse3(const uint8_t *src, ptrdiff_t src_stride, -// uint8_t *dst, ptrdiff_t dst_stride, -// const int16_t *filter_x, int x_step_q4, -// const int16_t *filter_y, int y_step_q4, -// int w, int h); -FUN_CONV_2D(, ssse3); -FUN_CONV_2D(avg_, ssse3); -#if CONFIG_LOOP_RESTORATION -FUN_CONV_2D_NO_BILINEAR(add_src_, add_src_, ssse3); -#endif |