diff options
Diffstat (limited to 'third_party/aom/av1/common/x86/highbd_convolve_2d_ssse3.c')
| -rw-r--r-- | third_party/aom/av1/common/x86/highbd_convolve_2d_ssse3.c | 528 |
1 files changed, 181 insertions, 347 deletions
diff --git a/third_party/aom/av1/common/x86/highbd_convolve_2d_ssse3.c b/third_party/aom/av1/common/x86/highbd_convolve_2d_ssse3.c index 195f0f570..a9cf6a4d6 100644 --- a/third_party/aom/av1/common/x86/highbd_convolve_2d_ssse3.c +++ b/third_party/aom/av1/common/x86/highbd_convolve_2d_ssse3.c @@ -12,375 +12,209 @@ #include <tmmintrin.h> #include <assert.h> -#include "./aom_dsp_rtcd.h" +#include "config/aom_dsp_rtcd.h" + #include "aom_dsp/aom_convolve.h" #include "aom_dsp/aom_dsp_common.h" #include "aom_dsp/aom_filter.h" +#include "aom_dsp/x86/convolve_sse2.h" #include "av1/common/convolve.h" -#if CONFIG_COMPOUND_ROUND -void av1_highbd_convolve_2d_ssse3(const uint16_t *src, int src_stride, - CONV_BUF_TYPE *dst, int dst_stride, int w, - int h, InterpFilterParams *filter_params_x, - InterpFilterParams *filter_params_y, - const int subpel_x_q4, const int subpel_y_q4, - ConvolveParams *conv_params, int bd) { - DECLARE_ALIGNED(16, int16_t, - im_block[(MAX_SB_SIZE + MAX_FILTER_TAP - 1) * MAX_SB_SIZE]); +void av1_highbd_convolve_2d_sr_ssse3(const uint16_t *src, int src_stride, + uint16_t *dst, int dst_stride, int w, + int h, InterpFilterParams *filter_params_x, + InterpFilterParams *filter_params_y, + const int subpel_x_q4, + const int subpel_y_q4, + ConvolveParams *conv_params, int bd) { + DECLARE_ALIGNED(32, int16_t, im_block[(MAX_SB_SIZE + MAX_FILTER_TAP) * 8]); int im_h = h + filter_params_y->taps - 1; - int im_stride = MAX_SB_SIZE; + int im_stride = 8; int i, j; const int fo_vert = filter_params_y->taps / 2 - 1; const int fo_horiz = filter_params_x->taps / 2 - 1; - const int do_average = conv_params->do_average; const uint16_t *const src_ptr = src - fo_vert * src_stride - fo_horiz; - /* Horizontal filter */ - { - const int16_t *x_filter = av1_get_interp_filter_subpel_kernel( - *filter_params_x, subpel_x_q4 & SUBPEL_MASK); - const __m128i coeffs_x = _mm_loadu_si128((__m128i *)x_filter); - - // coeffs 0 1 0 1 2 3 2 3 - const __m128i tmp_0 = _mm_unpacklo_epi32(coeffs_x, coeffs_x); - // coeffs 4 5 4 5 6 7 6 7 - const __m128i tmp_1 = _mm_unpackhi_epi32(coeffs_x, coeffs_x); - - // coeffs 0 1 0 1 0 1 0 1 - const __m128i coeff_01 = _mm_unpacklo_epi64(tmp_0, tmp_0); - // coeffs 2 3 2 3 2 3 2 3 - const __m128i coeff_23 = _mm_unpackhi_epi64(tmp_0, tmp_0); - // coeffs 4 5 4 5 4 5 4 5 - const __m128i coeff_45 = _mm_unpacklo_epi64(tmp_1, tmp_1); - // coeffs 6 7 6 7 6 7 6 7 - const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_1); - - const __m128i round_const = - _mm_set1_epi32((1 << conv_params->round_0) >> 1); - const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_0); - - for (i = 0; i < im_h; ++i) { - for (j = 0; j < w; j += 8) { - const __m128i data = + // Check that, even with 12-bit input, the intermediate values will fit + // into an unsigned 16-bit intermediate array. + assert(bd + FILTER_BITS + 2 - conv_params->round_0 <= 16); + __m128i coeffs_x[4], coeffs_y[4], s[16]; + + const __m128i round_const_x = _mm_set1_epi32( + ((1 << conv_params->round_0) >> 1) + (1 << (bd + FILTER_BITS - 1))); + const __m128i round_shift_x = _mm_cvtsi32_si128(conv_params->round_0); + + const __m128i round_const_y = + _mm_set1_epi32(((1 << conv_params->round_1) >> 1) - + (1 << (bd + 2 * FILTER_BITS - conv_params->round_0 - 1))); + const __m128i round_shift_y = _mm_cvtsi32_si128(conv_params->round_1); + + const int bits = + FILTER_BITS * 2 - conv_params->round_0 - conv_params->round_1; + const __m128i round_shift_bits = _mm_cvtsi32_si128(bits); + const __m128i round_const_bits = _mm_set1_epi32((1 << bits) >> 1); + const __m128i clip_pixel = + _mm_set1_epi16(bd == 10 ? 1023 : (bd == 12 ? 4095 : 255)); + const __m128i zero = _mm_setzero_si128(); + + prepare_coeffs(filter_params_x, subpel_x_q4, coeffs_x); + prepare_coeffs(filter_params_y, subpel_y_q4, coeffs_y); + + for (j = 0; j < w; j += 8) { + /* Horizontal filter */ + { + for (i = 0; i < im_h; i += 1) { + const __m128i row00 = _mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + j]); - const __m128i data2 = - _mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + j + 8]); - - // Filter even-index pixels - const __m128i res_0 = _mm_madd_epi16(data, coeff_01); - const __m128i res_2 = - _mm_madd_epi16(_mm_alignr_epi8(data2, data, 4), coeff_23); - const __m128i res_4 = - _mm_madd_epi16(_mm_alignr_epi8(data2, data, 8), coeff_45); - const __m128i res_6 = - _mm_madd_epi16(_mm_alignr_epi8(data2, data, 12), coeff_67); - - __m128i res_even = _mm_add_epi32(_mm_add_epi32(res_0, res_4), - _mm_add_epi32(res_2, res_6)); - res_even = - _mm_sra_epi32(_mm_add_epi32(res_even, round_const), round_shift); - - // Filter odd-index pixels - const __m128i res_1 = - _mm_madd_epi16(_mm_alignr_epi8(data2, data, 2), coeff_01); - const __m128i res_3 = - _mm_madd_epi16(_mm_alignr_epi8(data2, data, 6), coeff_23); - const __m128i res_5 = - _mm_madd_epi16(_mm_alignr_epi8(data2, data, 10), coeff_45); - const __m128i res_7 = - _mm_madd_epi16(_mm_alignr_epi8(data2, data, 14), coeff_67); - - __m128i res_odd = _mm_add_epi32(_mm_add_epi32(res_1, res_5), - _mm_add_epi32(res_3, res_7)); + const __m128i row01 = + _mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + (j + 8)]); + + // even pixels + s[0] = _mm_alignr_epi8(row01, row00, 0); + s[1] = _mm_alignr_epi8(row01, row00, 4); + s[2] = _mm_alignr_epi8(row01, row00, 8); + s[3] = _mm_alignr_epi8(row01, row00, 12); + + __m128i res_even = convolve(s, coeffs_x); + res_even = _mm_sra_epi32(_mm_add_epi32(res_even, round_const_x), + round_shift_x); + + // odd pixels + s[0] = _mm_alignr_epi8(row01, row00, 2); + s[1] = _mm_alignr_epi8(row01, row00, 6); + s[2] = _mm_alignr_epi8(row01, row00, 10); + s[3] = _mm_alignr_epi8(row01, row00, 14); + + __m128i res_odd = convolve(s, coeffs_x); res_odd = - _mm_sra_epi32(_mm_add_epi32(res_odd, round_const), round_shift); + _mm_sra_epi32(_mm_add_epi32(res_odd, round_const_x), round_shift_x); - // Pack in the column order 0, 2, 4, 6, 1, 3, 5, 7 - const __m128i maxval = _mm_set1_epi16((1 << bd) - 1); - __m128i res = _mm_packs_epi32(res_even, res_odd); - res = _mm_max_epi16(_mm_min_epi16(res, maxval), _mm_setzero_si128()); - _mm_storeu_si128((__m128i *)&im_block[i * im_stride + j], res); - } - } - } + __m128i res_even1 = _mm_packs_epi32(res_even, res_even); + __m128i res_odd1 = _mm_packs_epi32(res_odd, res_odd); + __m128i res = _mm_unpacklo_epi16(res_even1, res_odd1); - /* Vertical filter */ - { - const int16_t *y_filter = av1_get_interp_filter_subpel_kernel( - *filter_params_y, subpel_y_q4 & SUBPEL_MASK); - const __m128i coeffs_y = _mm_loadu_si128((__m128i *)y_filter); - - // coeffs 0 1 0 1 2 3 2 3 - const __m128i tmp_0 = _mm_unpacklo_epi32(coeffs_y, coeffs_y); - // coeffs 4 5 4 5 6 7 6 7 - const __m128i tmp_1 = _mm_unpackhi_epi32(coeffs_y, coeffs_y); - - // coeffs 0 1 0 1 0 1 0 1 - const __m128i coeff_01 = _mm_unpacklo_epi64(tmp_0, tmp_0); - // coeffs 2 3 2 3 2 3 2 3 - const __m128i coeff_23 = _mm_unpackhi_epi64(tmp_0, tmp_0); - // coeffs 4 5 4 5 4 5 4 5 - const __m128i coeff_45 = _mm_unpacklo_epi64(tmp_1, tmp_1); - // coeffs 6 7 6 7 6 7 6 7 - const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_1); - - const __m128i round_const = - _mm_set1_epi32((1 << conv_params->round_1) >> 1); - const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_1); - - for (i = 0; i < h; ++i) { - for (j = 0; j < w; j += 8) { - // Filter even-index pixels - const int16_t *data = &im_block[i * im_stride + j]; - const __m128i src_0 = - _mm_unpacklo_epi16(*(__m128i *)(data + 0 * im_stride), - *(__m128i *)(data + 1 * im_stride)); - const __m128i src_2 = - _mm_unpacklo_epi16(*(__m128i *)(data + 2 * im_stride), - *(__m128i *)(data + 3 * im_stride)); - const __m128i src_4 = - _mm_unpacklo_epi16(*(__m128i *)(data + 4 * im_stride), - *(__m128i *)(data + 5 * im_stride)); - const __m128i src_6 = - _mm_unpacklo_epi16(*(__m128i *)(data + 6 * im_stride), - *(__m128i *)(data + 7 * im_stride)); - - const __m128i res_0 = _mm_madd_epi16(src_0, coeff_01); - const __m128i res_2 = _mm_madd_epi16(src_2, coeff_23); - const __m128i res_4 = _mm_madd_epi16(src_4, coeff_45); - const __m128i res_6 = _mm_madd_epi16(src_6, coeff_67); - - const __m128i res_even = _mm_add_epi32(_mm_add_epi32(res_0, res_2), - _mm_add_epi32(res_4, res_6)); - - // Filter odd-index pixels - const __m128i src_1 = - _mm_unpackhi_epi16(*(__m128i *)(data + 0 * im_stride), - *(__m128i *)(data + 1 * im_stride)); - const __m128i src_3 = - _mm_unpackhi_epi16(*(__m128i *)(data + 2 * im_stride), - *(__m128i *)(data + 3 * im_stride)); - const __m128i src_5 = - _mm_unpackhi_epi16(*(__m128i *)(data + 4 * im_stride), - *(__m128i *)(data + 5 * im_stride)); - const __m128i src_7 = - _mm_unpackhi_epi16(*(__m128i *)(data + 6 * im_stride), - *(__m128i *)(data + 7 * im_stride)); - - const __m128i res_1 = _mm_madd_epi16(src_1, coeff_01); - const __m128i res_3 = _mm_madd_epi16(src_3, coeff_23); - const __m128i res_5 = _mm_madd_epi16(src_5, coeff_45); - const __m128i res_7 = _mm_madd_epi16(src_7, coeff_67); - - const __m128i res_odd = _mm_add_epi32(_mm_add_epi32(res_1, res_3), - _mm_add_epi32(res_5, res_7)); - - // Rearrange pixels back into the order 0 ... 7 - const __m128i res_lo = _mm_unpacklo_epi32(res_even, res_odd); - const __m128i res_hi = _mm_unpackhi_epi32(res_even, res_odd); - - const __m128i res_lo_round = - _mm_sra_epi32(_mm_add_epi32(res_lo, round_const), round_shift); - const __m128i res_hi_round = - _mm_sra_epi32(_mm_add_epi32(res_hi, round_const), round_shift); - - // Accumulate values into the destination buffer - __m128i *const p = (__m128i *)&dst[i * dst_stride + j]; - if (do_average) { - _mm_storeu_si128(p + 0, - _mm_add_epi32(_mm_loadu_si128(p + 0), res_lo_round)); - _mm_storeu_si128(p + 1, - _mm_add_epi32(_mm_loadu_si128(p + 1), res_hi_round)); - } else { - _mm_storeu_si128(p + 0, res_lo_round); - _mm_storeu_si128(p + 1, res_hi_round); - } + _mm_store_si128((__m128i *)&im_block[i * im_stride], res); } } - } -} -#else -void av1_highbd_convolve_2d_ssse3(const uint16_t *src, int src_stride, - CONV_BUF_TYPE *dst, int dst_stride, int w, - int h, InterpFilterParams *filter_params_x, - InterpFilterParams *filter_params_y, - const int subpel_x_q4, const int subpel_y_q4, - ConvolveParams *conv_params, int bd) { - DECLARE_ALIGNED(16, int16_t, - im_block[(MAX_SB_SIZE + MAX_FILTER_TAP - 1) * MAX_SB_SIZE]); - int im_h = h + filter_params_y->taps - 1; - int im_stride = MAX_SB_SIZE; - int i, j; - const int do_average = conv_params->do_average; - const int fo_vert = filter_params_y->taps / 2 - 1; - const int fo_horiz = filter_params_x->taps / 2 - 1; - const uint16_t *const src_ptr = src - fo_vert * src_stride - fo_horiz; + /* Vertical filter */ + { + __m128i s0 = _mm_loadu_si128((__m128i *)(im_block + 0 * im_stride)); + __m128i s1 = _mm_loadu_si128((__m128i *)(im_block + 1 * im_stride)); + __m128i s2 = _mm_loadu_si128((__m128i *)(im_block + 2 * im_stride)); + __m128i s3 = _mm_loadu_si128((__m128i *)(im_block + 3 * im_stride)); + __m128i s4 = _mm_loadu_si128((__m128i *)(im_block + 4 * im_stride)); + __m128i s5 = _mm_loadu_si128((__m128i *)(im_block + 5 * im_stride)); + __m128i s6 = _mm_loadu_si128((__m128i *)(im_block + 6 * im_stride)); + + s[0] = _mm_unpacklo_epi16(s0, s1); + s[1] = _mm_unpacklo_epi16(s2, s3); + s[2] = _mm_unpacklo_epi16(s4, s5); + + s[4] = _mm_unpackhi_epi16(s0, s1); + s[5] = _mm_unpackhi_epi16(s2, s3); + s[6] = _mm_unpackhi_epi16(s4, s5); + + s[0 + 8] = _mm_unpacklo_epi16(s1, s2); + s[1 + 8] = _mm_unpacklo_epi16(s3, s4); + s[2 + 8] = _mm_unpacklo_epi16(s5, s6); + + s[4 + 8] = _mm_unpackhi_epi16(s1, s2); + s[5 + 8] = _mm_unpackhi_epi16(s3, s4); + s[6 + 8] = _mm_unpackhi_epi16(s5, s6); + + for (i = 0; i < h; i += 2) { + const int16_t *data = &im_block[i * im_stride]; + + __m128i s7 = _mm_loadu_si128((__m128i *)(data + 7 * im_stride)); + __m128i s8 = _mm_loadu_si128((__m128i *)(data + 8 * im_stride)); + + s[3] = _mm_unpacklo_epi16(s6, s7); + s[7] = _mm_unpackhi_epi16(s6, s7); + + s[3 + 8] = _mm_unpacklo_epi16(s7, s8); + s[7 + 8] = _mm_unpackhi_epi16(s7, s8); + + const __m128i res_a0 = convolve(s, coeffs_y); + __m128i res_a_round0 = + _mm_sra_epi32(_mm_add_epi32(res_a0, round_const_y), round_shift_y); + res_a_round0 = _mm_sra_epi32( + _mm_add_epi32(res_a_round0, round_const_bits), round_shift_bits); + + const __m128i res_a1 = convolve(s + 8, coeffs_y); + __m128i res_a_round1 = + _mm_sra_epi32(_mm_add_epi32(res_a1, round_const_y), round_shift_y); + res_a_round1 = _mm_sra_epi32( + _mm_add_epi32(res_a_round1, round_const_bits), round_shift_bits); + + if (w - j > 4) { + const __m128i res_b0 = convolve(s + 4, coeffs_y); + __m128i res_b_round0 = _mm_sra_epi32( + _mm_add_epi32(res_b0, round_const_y), round_shift_y); + res_b_round0 = _mm_sra_epi32( + _mm_add_epi32(res_b_round0, round_const_bits), round_shift_bits); + + const __m128i res_b1 = convolve(s + 4 + 8, coeffs_y); + __m128i res_b_round1 = _mm_sra_epi32( + _mm_add_epi32(res_b1, round_const_y), round_shift_y); + res_b_round1 = _mm_sra_epi32( + _mm_add_epi32(res_b_round1, round_const_bits), round_shift_bits); + + __m128i res_16bit0 = _mm_packs_epi32(res_a_round0, res_b_round0); + res_16bit0 = _mm_min_epi16(res_16bit0, clip_pixel); + res_16bit0 = _mm_max_epi16(res_16bit0, zero); + + __m128i res_16bit1 = _mm_packs_epi32(res_a_round1, res_b_round1); + res_16bit1 = _mm_min_epi16(res_16bit1, clip_pixel); + res_16bit1 = _mm_max_epi16(res_16bit1, zero); + + _mm_storeu_si128((__m128i *)&dst[i * dst_stride + j], res_16bit0); + _mm_storeu_si128((__m128i *)&dst[i * dst_stride + j + dst_stride], + res_16bit1); + } else if (w == 4) { + res_a_round0 = _mm_packs_epi32(res_a_round0, res_a_round0); + res_a_round0 = _mm_min_epi16(res_a_round0, clip_pixel); + res_a_round0 = _mm_max_epi16(res_a_round0, zero); + + res_a_round1 = _mm_packs_epi32(res_a_round1, res_a_round1); + res_a_round1 = _mm_min_epi16(res_a_round1, clip_pixel); + res_a_round1 = _mm_max_epi16(res_a_round1, zero); + + _mm_storel_epi64((__m128i *)&dst[i * dst_stride + j], res_a_round0); + _mm_storel_epi64((__m128i *)&dst[i * dst_stride + j + dst_stride], + res_a_round1); + } else { + res_a_round0 = _mm_packs_epi32(res_a_round0, res_a_round0); + res_a_round0 = _mm_min_epi16(res_a_round0, clip_pixel); + res_a_round0 = _mm_max_epi16(res_a_round0, zero); - // Check that, even with 12-bit input, the intermediate values will fit - // into an unsigned 15-bit intermediate array. - assert(conv_params->round_0 >= 5); - - /* Horizontal filter */ - { - const int16_t *x_filter = av1_get_interp_filter_subpel_kernel( - *filter_params_x, subpel_x_q4 & SUBPEL_MASK); - const __m128i coeffs_x = _mm_loadu_si128((__m128i *)x_filter); - - // coeffs 0 1 0 1 2 3 2 3 - const __m128i tmp_0 = _mm_unpacklo_epi32(coeffs_x, coeffs_x); - // coeffs 4 5 4 5 6 7 6 7 - const __m128i tmp_1 = _mm_unpackhi_epi32(coeffs_x, coeffs_x); - - // coeffs 0 1 0 1 0 1 0 1 - const __m128i coeff_01 = _mm_unpacklo_epi64(tmp_0, tmp_0); - // coeffs 2 3 2 3 2 3 2 3 - const __m128i coeff_23 = _mm_unpackhi_epi64(tmp_0, tmp_0); - // coeffs 4 5 4 5 4 5 4 5 - const __m128i coeff_45 = _mm_unpacklo_epi64(tmp_1, tmp_1); - // coeffs 6 7 6 7 6 7 6 7 - const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_1); - - const __m128i round_const = _mm_set1_epi32( - ((1 << conv_params->round_0) >> 1) + (1 << (bd + FILTER_BITS - 1))); - const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_0); - - for (i = 0; i < im_h; ++i) { - for (j = 0; j < w; j += 8) { - const __m128i data = - _mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + j]); - const __m128i data2 = - _mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + j + 8]); - - // Filter even-index pixels - const __m128i res_0 = _mm_madd_epi16(data, coeff_01); - const __m128i res_2 = - _mm_madd_epi16(_mm_alignr_epi8(data2, data, 4), coeff_23); - const __m128i res_4 = - _mm_madd_epi16(_mm_alignr_epi8(data2, data, 8), coeff_45); - const __m128i res_6 = - _mm_madd_epi16(_mm_alignr_epi8(data2, data, 12), coeff_67); - - __m128i res_even = _mm_add_epi32(_mm_add_epi32(res_0, res_4), - _mm_add_epi32(res_2, res_6)); - res_even = - _mm_sra_epi32(_mm_add_epi32(res_even, round_const), round_shift); - - // Filter odd-index pixels - const __m128i res_1 = - _mm_madd_epi16(_mm_alignr_epi8(data2, data, 2), coeff_01); - const __m128i res_3 = - _mm_madd_epi16(_mm_alignr_epi8(data2, data, 6), coeff_23); - const __m128i res_5 = - _mm_madd_epi16(_mm_alignr_epi8(data2, data, 10), coeff_45); - const __m128i res_7 = - _mm_madd_epi16(_mm_alignr_epi8(data2, data, 14), coeff_67); - - __m128i res_odd = _mm_add_epi32(_mm_add_epi32(res_1, res_5), - _mm_add_epi32(res_3, res_7)); - res_odd = - _mm_sra_epi32(_mm_add_epi32(res_odd, round_const), round_shift); + res_a_round1 = _mm_packs_epi32(res_a_round1, res_a_round1); + res_a_round1 = _mm_min_epi16(res_a_round1, clip_pixel); + res_a_round1 = _mm_max_epi16(res_a_round1, zero); - // Pack in the column order 0, 2, 4, 6, 1, 3, 5, 7 - __m128i res = _mm_packs_epi32(res_even, res_odd); - _mm_storeu_si128((__m128i *)&im_block[i * im_stride + j], res); - } - } - } + *((uint32_t *)(&dst[i * dst_stride + j])) = + _mm_cvtsi128_si32(res_a_round0); - /* Vertical filter */ - { - const int16_t *y_filter = av1_get_interp_filter_subpel_kernel( - *filter_params_y, subpel_y_q4 & SUBPEL_MASK); - const __m128i coeffs_y = _mm_loadu_si128((__m128i *)y_filter); - - // coeffs 0 1 0 1 2 3 2 3 - const __m128i tmp_0 = _mm_unpacklo_epi32(coeffs_y, coeffs_y); - // coeffs 4 5 4 5 6 7 6 7 - const __m128i tmp_1 = _mm_unpackhi_epi32(coeffs_y, coeffs_y); - - // coeffs 0 1 0 1 0 1 0 1 - const __m128i coeff_01 = _mm_unpacklo_epi64(tmp_0, tmp_0); - // coeffs 2 3 2 3 2 3 2 3 - const __m128i coeff_23 = _mm_unpackhi_epi64(tmp_0, tmp_0); - // coeffs 4 5 4 5 4 5 4 5 - const __m128i coeff_45 = _mm_unpacklo_epi64(tmp_1, tmp_1); - // coeffs 6 7 6 7 6 7 6 7 - const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_1); - - const __m128i round_const = _mm_set1_epi32( - ((1 << conv_params->round_1) >> 1) - - (1 << (bd + 2 * FILTER_BITS - conv_params->round_0 - 1))); - const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_1); - - for (i = 0; i < h; ++i) { - for (j = 0; j < w; j += 8) { - // Filter even-index pixels - const int16_t *data = &im_block[i * im_stride + j]; - const __m128i src_0 = - _mm_unpacklo_epi16(*(__m128i *)(data + 0 * im_stride), - *(__m128i *)(data + 1 * im_stride)); - const __m128i src_2 = - _mm_unpacklo_epi16(*(__m128i *)(data + 2 * im_stride), - *(__m128i *)(data + 3 * im_stride)); - const __m128i src_4 = - _mm_unpacklo_epi16(*(__m128i *)(data + 4 * im_stride), - *(__m128i *)(data + 5 * im_stride)); - const __m128i src_6 = - _mm_unpacklo_epi16(*(__m128i *)(data + 6 * im_stride), - *(__m128i *)(data + 7 * im_stride)); - - const __m128i res_0 = _mm_madd_epi16(src_0, coeff_01); - const __m128i res_2 = _mm_madd_epi16(src_2, coeff_23); - const __m128i res_4 = _mm_madd_epi16(src_4, coeff_45); - const __m128i res_6 = _mm_madd_epi16(src_6, coeff_67); - - const __m128i res_even = _mm_add_epi32(_mm_add_epi32(res_0, res_2), - _mm_add_epi32(res_4, res_6)); - - // Filter odd-index pixels - const __m128i src_1 = - _mm_unpackhi_epi16(*(__m128i *)(data + 0 * im_stride), - *(__m128i *)(data + 1 * im_stride)); - const __m128i src_3 = - _mm_unpackhi_epi16(*(__m128i *)(data + 2 * im_stride), - *(__m128i *)(data + 3 * im_stride)); - const __m128i src_5 = - _mm_unpackhi_epi16(*(__m128i *)(data + 4 * im_stride), - *(__m128i *)(data + 5 * im_stride)); - const __m128i src_7 = - _mm_unpackhi_epi16(*(__m128i *)(data + 6 * im_stride), - *(__m128i *)(data + 7 * im_stride)); - - const __m128i res_1 = _mm_madd_epi16(src_1, coeff_01); - const __m128i res_3 = _mm_madd_epi16(src_3, coeff_23); - const __m128i res_5 = _mm_madd_epi16(src_5, coeff_45); - const __m128i res_7 = _mm_madd_epi16(src_7, coeff_67); - - const __m128i res_odd = _mm_add_epi32(_mm_add_epi32(res_1, res_3), - _mm_add_epi32(res_5, res_7)); - - // Rearrange pixels back into the order 0 ... 7 - const __m128i res_lo = _mm_unpacklo_epi32(res_even, res_odd); - const __m128i res_hi = _mm_unpackhi_epi32(res_even, res_odd); - - const __m128i res_lo_round = - _mm_sra_epi32(_mm_add_epi32(res_lo, round_const), round_shift); - const __m128i res_hi_round = - _mm_sra_epi32(_mm_add_epi32(res_hi, round_const), round_shift); - - // Accumulate values into the destination buffer - __m128i *const p = (__m128i *)&dst[i * dst_stride + j]; - if (do_average) { - _mm_storeu_si128(p + 0, - _mm_add_epi32(_mm_loadu_si128(p + 0), res_lo_round)); - _mm_storeu_si128(p + 1, - _mm_add_epi32(_mm_loadu_si128(p + 1), res_hi_round)); - } else { - _mm_storeu_si128(p + 0, res_lo_round); - _mm_storeu_si128(p + 1, res_hi_round); + *((uint32_t *)(&dst[i * dst_stride + j + dst_stride])) = + _mm_cvtsi128_si32(res_a_round1); } + s[0] = s[1]; + s[1] = s[2]; + s[2] = s[3]; + + s[4] = s[5]; + s[5] = s[6]; + s[6] = s[7]; + + s[0 + 8] = s[1 + 8]; + s[1 + 8] = s[2 + 8]; + s[2 + 8] = s[3 + 8]; + + s[4 + 8] = s[5 + 8]; + s[5 + 8] = s[6 + 8]; + s[6 + 8] = s[7 + 8]; + + s6 = s8; } } } } -#endif |