| /* |
| * 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. |
| */ |
| |
| #ifndef AOM_AOM_DSP_MIPS_LOOPFILTER_MSA_H_ |
| #define AOM_AOM_DSP_MIPS_LOOPFILTER_MSA_H_ |
| |
| #include "aom_dsp/mips/macros_msa.h" |
| |
| #define AOM_LPF_FILTER4_8W(p1_in, p0_in, q0_in, q1_in, mask_in, hev_in, \ |
| p1_out, p0_out, q0_out, q1_out) \ |
| { \ |
| v16i8 p1_m, p0_m, q0_m, q1_m, q0_sub_p0, filt_sign; \ |
| v16i8 filt, filt1, filt2, cnst4b, cnst3b; \ |
| v8i16 q0_sub_p0_r, filt_r, cnst3h; \ |
| \ |
| p1_m = (v16i8)__msa_xori_b(p1_in, 0x80); \ |
| p0_m = (v16i8)__msa_xori_b(p0_in, 0x80); \ |
| q0_m = (v16i8)__msa_xori_b(q0_in, 0x80); \ |
| q1_m = (v16i8)__msa_xori_b(q1_in, 0x80); \ |
| \ |
| filt = __msa_subs_s_b(p1_m, q1_m); \ |
| filt = filt & (v16i8)hev_in; \ |
| q0_sub_p0 = q0_m - p0_m; \ |
| filt_sign = __msa_clti_s_b(filt, 0); \ |
| \ |
| cnst3h = __msa_ldi_h(3); \ |
| q0_sub_p0_r = (v8i16)__msa_ilvr_b(q0_sub_p0, q0_sub_p0); \ |
| q0_sub_p0_r = __msa_dotp_s_h((v16i8)q0_sub_p0_r, (v16i8)cnst3h); \ |
| filt_r = (v8i16)__msa_ilvr_b(filt_sign, filt); \ |
| filt_r += q0_sub_p0_r; \ |
| filt_r = __msa_sat_s_h(filt_r, 7); \ |
| \ |
| /* combine left and right part */ \ |
| filt = __msa_pckev_b((v16i8)filt_r, (v16i8)filt_r); \ |
| \ |
| filt = filt & (v16i8)mask_in; \ |
| cnst4b = __msa_ldi_b(4); \ |
| filt1 = __msa_adds_s_b(filt, cnst4b); \ |
| filt1 >>= 3; \ |
| \ |
| cnst3b = __msa_ldi_b(3); \ |
| filt2 = __msa_adds_s_b(filt, cnst3b); \ |
| filt2 >>= 3; \ |
| \ |
| q0_m = __msa_subs_s_b(q0_m, filt1); \ |
| q0_out = __msa_xori_b((v16u8)q0_m, 0x80); \ |
| p0_m = __msa_adds_s_b(p0_m, filt2); \ |
| p0_out = __msa_xori_b((v16u8)p0_m, 0x80); \ |
| \ |
| filt = __msa_srari_b(filt1, 1); \ |
| hev_in = __msa_xori_b((v16u8)hev_in, 0xff); \ |
| filt = filt & (v16i8)hev_in; \ |
| \ |
| q1_m = __msa_subs_s_b(q1_m, filt); \ |
| q1_out = __msa_xori_b((v16u8)q1_m, 0x80); \ |
| p1_m = __msa_adds_s_b(p1_m, filt); \ |
| p1_out = __msa_xori_b((v16u8)p1_m, 0x80); \ |
| } |
| |
| #define AOM_LPF_FILTER4_4W(p1_in, p0_in, q0_in, q1_in, mask_in, hev_in, \ |
| p1_out, p0_out, q0_out, q1_out) \ |
| { \ |
| v16i8 p1_m, p0_m, q0_m, q1_m, q0_sub_p0, filt_sign; \ |
| v16i8 filt, filt1, filt2, cnst4b, cnst3b; \ |
| v8i16 q0_sub_p0_r, q0_sub_p0_l, filt_l, filt_r, cnst3h; \ |
| \ |
| p1_m = (v16i8)__msa_xori_b(p1_in, 0x80); \ |
| p0_m = (v16i8)__msa_xori_b(p0_in, 0x80); \ |
| q0_m = (v16i8)__msa_xori_b(q0_in, 0x80); \ |
| q1_m = (v16i8)__msa_xori_b(q1_in, 0x80); \ |
| \ |
| filt = __msa_subs_s_b(p1_m, q1_m); \ |
| \ |
| filt = filt & (v16i8)hev_in; \ |
| \ |
| q0_sub_p0 = q0_m - p0_m; \ |
| filt_sign = __msa_clti_s_b(filt, 0); \ |
| \ |
| cnst3h = __msa_ldi_h(3); \ |
| q0_sub_p0_r = (v8i16)__msa_ilvr_b(q0_sub_p0, q0_sub_p0); \ |
| q0_sub_p0_r = __msa_dotp_s_h((v16i8)q0_sub_p0_r, (v16i8)cnst3h); \ |
| filt_r = (v8i16)__msa_ilvr_b(filt_sign, filt); \ |
| filt_r += q0_sub_p0_r; \ |
| filt_r = __msa_sat_s_h(filt_r, 7); \ |
| \ |
| q0_sub_p0_l = (v8i16)__msa_ilvl_b(q0_sub_p0, q0_sub_p0); \ |
| q0_sub_p0_l = __msa_dotp_s_h((v16i8)q0_sub_p0_l, (v16i8)cnst3h); \ |
| filt_l = (v8i16)__msa_ilvl_b(filt_sign, filt); \ |
| filt_l += q0_sub_p0_l; \ |
| filt_l = __msa_sat_s_h(filt_l, 7); \ |
| \ |
| filt = __msa_pckev_b((v16i8)filt_l, (v16i8)filt_r); \ |
| filt = filt & (v16i8)mask_in; \ |
| \ |
| cnst4b = __msa_ldi_b(4); \ |
| filt1 = __msa_adds_s_b(filt, cnst4b); \ |
| filt1 >>= 3; \ |
| \ |
| cnst3b = __msa_ldi_b(3); \ |
| filt2 = __msa_adds_s_b(filt, cnst3b); \ |
| filt2 >>= 3; \ |
| \ |
| q0_m = __msa_subs_s_b(q0_m, filt1); \ |
| q0_out = __msa_xori_b((v16u8)q0_m, 0x80); \ |
| p0_m = __msa_adds_s_b(p0_m, filt2); \ |
| p0_out = __msa_xori_b((v16u8)p0_m, 0x80); \ |
| \ |
| filt = __msa_srari_b(filt1, 1); \ |
| hev_in = __msa_xori_b((v16u8)hev_in, 0xff); \ |
| filt = filt & (v16i8)hev_in; \ |
| \ |
| q1_m = __msa_subs_s_b(q1_m, filt); \ |
| q1_out = __msa_xori_b((v16u8)q1_m, 0x80); \ |
| p1_m = __msa_adds_s_b(p1_m, filt); \ |
| p1_out = __msa_xori_b((v16u8)p1_m, 0x80); \ |
| } |
| |
| #define AOM_FLAT4(p3_in, p2_in, p0_in, q0_in, q2_in, q3_in, flat_out) \ |
| { \ |
| v16u8 tmp_flat4, p2_a_sub_p0, q2_a_sub_q0, p3_a_sub_p0, q3_a_sub_q0; \ |
| v16u8 zero_in = { 0 }; \ |
| \ |
| tmp_flat4 = __msa_ori_b(zero_in, 1); \ |
| p2_a_sub_p0 = __msa_asub_u_b(p2_in, p0_in); \ |
| q2_a_sub_q0 = __msa_asub_u_b(q2_in, q0_in); \ |
| p3_a_sub_p0 = __msa_asub_u_b(p3_in, p0_in); \ |
| q3_a_sub_q0 = __msa_asub_u_b(q3_in, q0_in); \ |
| \ |
| p2_a_sub_p0 = __msa_max_u_b(p2_a_sub_p0, q2_a_sub_q0); \ |
| flat_out = __msa_max_u_b(p2_a_sub_p0, flat_out); \ |
| p3_a_sub_p0 = __msa_max_u_b(p3_a_sub_p0, q3_a_sub_q0); \ |
| flat_out = __msa_max_u_b(p3_a_sub_p0, flat_out); \ |
| \ |
| flat_out = (tmp_flat4 < (v16u8)flat_out); \ |
| flat_out = __msa_xori_b(flat_out, 0xff); \ |
| flat_out = flat_out & (mask); \ |
| } |
| |
| #define AOM_FLAT5(p7_in, p6_in, p5_in, p4_in, p0_in, q0_in, q4_in, q5_in, \ |
| q6_in, q7_in, flat_in, flat2_out) \ |
| { \ |
| v16u8 tmp_flat5, zero_in = { 0 }; \ |
| v16u8 p4_a_sub_p0, q4_a_sub_q0, p5_a_sub_p0, q5_a_sub_q0; \ |
| v16u8 p6_a_sub_p0, q6_a_sub_q0, p7_a_sub_p0, q7_a_sub_q0; \ |
| \ |
| tmp_flat5 = __msa_ori_b(zero_in, 1); \ |
| p4_a_sub_p0 = __msa_asub_u_b(p4_in, p0_in); \ |
| q4_a_sub_q0 = __msa_asub_u_b(q4_in, q0_in); \ |
| p5_a_sub_p0 = __msa_asub_u_b(p5_in, p0_in); \ |
| q5_a_sub_q0 = __msa_asub_u_b(q5_in, q0_in); \ |
| p6_a_sub_p0 = __msa_asub_u_b(p6_in, p0_in); \ |
| q6_a_sub_q0 = __msa_asub_u_b(q6_in, q0_in); \ |
| p7_a_sub_p0 = __msa_asub_u_b(p7_in, p0_in); \ |
| q7_a_sub_q0 = __msa_asub_u_b(q7_in, q0_in); \ |
| \ |
| p4_a_sub_p0 = __msa_max_u_b(p4_a_sub_p0, q4_a_sub_q0); \ |
| flat2_out = __msa_max_u_b(p5_a_sub_p0, q5_a_sub_q0); \ |
| flat2_out = __msa_max_u_b(p4_a_sub_p0, flat2_out); \ |
| p6_a_sub_p0 = __msa_max_u_b(p6_a_sub_p0, q6_a_sub_q0); \ |
| flat2_out = __msa_max_u_b(p6_a_sub_p0, flat2_out); \ |
| p7_a_sub_p0 = __msa_max_u_b(p7_a_sub_p0, q7_a_sub_q0); \ |
| flat2_out = __msa_max_u_b(p7_a_sub_p0, flat2_out); \ |
| \ |
| flat2_out = (tmp_flat5 < (v16u8)flat2_out); \ |
| flat2_out = __msa_xori_b(flat2_out, 0xff); \ |
| flat2_out = flat2_out & flat_in; \ |
| } |
| |
| #define AOM_FILTER8(p3_in, p2_in, p1_in, p0_in, q0_in, q1_in, q2_in, q3_in, \ |
| p2_filt8_out, p1_filt8_out, p0_filt8_out, q0_filt8_out, \ |
| q1_filt8_out, q2_filt8_out) \ |
| { \ |
| v8u16 tmp_filt8_0, tmp_filt8_1, tmp_filt8_2; \ |
| \ |
| tmp_filt8_2 = p2_in + p1_in + p0_in; \ |
| tmp_filt8_0 = p3_in << 1; \ |
| \ |
| tmp_filt8_0 = tmp_filt8_0 + tmp_filt8_2 + q0_in; \ |
| tmp_filt8_1 = tmp_filt8_0 + p3_in + p2_in; \ |
| p2_filt8_out = (v8i16)__msa_srari_h((v8i16)tmp_filt8_1, 3); \ |
| \ |
| tmp_filt8_1 = tmp_filt8_0 + p1_in + q1_in; \ |
| p1_filt8_out = (v8i16)__msa_srari_h((v8i16)tmp_filt8_1, 3); \ |
| \ |
| tmp_filt8_1 = q2_in + q1_in + q0_in; \ |
| tmp_filt8_2 = tmp_filt8_2 + tmp_filt8_1; \ |
| tmp_filt8_0 = tmp_filt8_2 + (p0_in); \ |
| tmp_filt8_0 = tmp_filt8_0 + (p3_in); \ |
| p0_filt8_out = (v8i16)__msa_srari_h((v8i16)tmp_filt8_0, 3); \ |
| \ |
| tmp_filt8_0 = q2_in + q3_in; \ |
| tmp_filt8_0 = p0_in + tmp_filt8_1 + tmp_filt8_0; \ |
| tmp_filt8_1 = q3_in + q3_in; \ |
| tmp_filt8_1 = tmp_filt8_1 + tmp_filt8_0; \ |
| q2_filt8_out = (v8i16)__msa_srari_h((v8i16)tmp_filt8_1, 3); \ |
| \ |
| tmp_filt8_0 = tmp_filt8_2 + q3_in; \ |
| tmp_filt8_1 = tmp_filt8_0 + q0_in; \ |
| q0_filt8_out = (v8i16)__msa_srari_h((v8i16)tmp_filt8_1, 3); \ |
| \ |
| tmp_filt8_1 = tmp_filt8_0 - p2_in; \ |
| tmp_filt8_0 = q1_in + q3_in; \ |
| tmp_filt8_1 = tmp_filt8_0 + tmp_filt8_1; \ |
| q1_filt8_out = (v8i16)__msa_srari_h((v8i16)tmp_filt8_1, 3); \ |
| } |
| |
| #define LPF_MASK_HEV(p3_in, p2_in, p1_in, p0_in, q0_in, q1_in, q2_in, q3_in, \ |
| limit_in, b_limit_in, thresh_in, hev_out, mask_out, \ |
| flat_out) \ |
| { \ |
| v16u8 p3_asub_p2_m, p2_asub_p1_m, p1_asub_p0_m, q1_asub_q0_m; \ |
| v16u8 p1_asub_q1_m, p0_asub_q0_m, q3_asub_q2_m, q2_asub_q1_m; \ |
| \ |
| /* absolute subtraction of pixel values */ \ |
| p3_asub_p2_m = __msa_asub_u_b(p3_in, p2_in); \ |
| p2_asub_p1_m = __msa_asub_u_b(p2_in, p1_in); \ |
| p1_asub_p0_m = __msa_asub_u_b(p1_in, p0_in); \ |
| q1_asub_q0_m = __msa_asub_u_b(q1_in, q0_in); \ |
| q2_asub_q1_m = __msa_asub_u_b(q2_in, q1_in); \ |
| q3_asub_q2_m = __msa_asub_u_b(q3_in, q2_in); \ |
| p0_asub_q0_m = __msa_asub_u_b(p0_in, q0_in); \ |
| p1_asub_q1_m = __msa_asub_u_b(p1_in, q1_in); \ |
| \ |
| /* calculation of hev */ \ |
| flat_out = __msa_max_u_b(p1_asub_p0_m, q1_asub_q0_m); \ |
| hev_out = thresh_in < (v16u8)flat_out; \ |
| \ |
| /* calculation of mask */ \ |
| p0_asub_q0_m = __msa_adds_u_b(p0_asub_q0_m, p0_asub_q0_m); \ |
| p1_asub_q1_m >>= 1; \ |
| p0_asub_q0_m = __msa_adds_u_b(p0_asub_q0_m, p1_asub_q1_m); \ |
| \ |
| mask_out = b_limit_in < p0_asub_q0_m; \ |
| mask_out = __msa_max_u_b(flat_out, mask_out); \ |
| p3_asub_p2_m = __msa_max_u_b(p3_asub_p2_m, p2_asub_p1_m); \ |
| mask_out = __msa_max_u_b(p3_asub_p2_m, mask_out); \ |
| q2_asub_q1_m = __msa_max_u_b(q2_asub_q1_m, q3_asub_q2_m); \ |
| mask_out = __msa_max_u_b(q2_asub_q1_m, mask_out); \ |
| \ |
| mask_out = limit_in < (v16u8)mask_out; \ |
| mask_out = __msa_xori_b(mask_out, 0xff); \ |
| } |
| #endif // AOM_AOM_DSP_MIPS_LOOPFILTER_MSA_H_ |
