| /* |
| * Copyright (c) 2022 Loongson Technology Corporation Limited |
| * Contributed by Shiyou Yin <yinshiyou-hf@loongson.cn> |
| * Hao Chen <chenhao@loongson.cn> |
| * |
| * This file is part of FFmpeg. |
| * |
| * FFmpeg is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * FFmpeg is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with FFmpeg; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include "libavutil/loongarch/loongson_intrinsics.h" |
| #include "hevcdsp_lsx.h" |
| |
| const int16_t gt8x8_cnst[16] __attribute__ ((aligned (64))) = { |
| 64, 64, 83, 36, 89, 50, 18, 75, 64, -64, 36, -83, 75, -89, -50, -18 |
| }; |
| |
| const int16_t gt16x16_cnst[64] __attribute__ ((aligned (64))) = { |
| 64, 83, 64, 36, 89, 75, 50, 18, 90, 80, 57, 25, 70, 87, 9, 43, |
| 64, 36, -64, -83, 75, -18, -89, -50, 87, 9, -80, -70, -43, 57, -25, -90, |
| 64, -36, -64, 83, 50, -89, 18, 75, 80, -70, -25, 90, -87, 9, 43, 57, |
| 64, -83, 64, -36, 18, -50, 75, -89, 70, -87, 90, -80, 9, -43, -57, 25 |
| }; |
| |
| const int16_t gt32x32_cnst0[256] __attribute__ ((aligned (64))) = { |
| 90, 90, 88, 85, 82, 78, 73, 67, 61, 54, 46, 38, 31, 22, 13, 4, |
| 90, 82, 67, 46, 22, -4, -31, -54, -73, -85, -90, -88, -78, -61, -38, -13, |
| 88, 67, 31, -13, -54, -82, -90, -78, -46, -4, 38, 73, 90, 85, 61, 22, |
| 85, 46, -13, -67, -90, -73, -22, 38, 82, 88, 54, -4, -61, -90, -78, -31, |
| 82, 22, -54, -90, -61, 13, 78, 85, 31, -46, -90, -67, 4, 73, 88, 38, |
| 78, -4, -82, -73, 13, 85, 67, -22, -88, -61, 31, 90, 54, -38, -90, -46, |
| 73, -31, -90, -22, 78, 67, -38, -90, -13, 82, 61, -46, -88, -4, 85, 54, |
| 67, -54, -78, 38, 85, -22, -90, 4, 90, 13, -88, -31, 82, 46, -73, -61, |
| 61, -73, -46, 82, 31, -88, -13, 90, -4, -90, 22, 85, -38, -78, 54, 67, |
| 54, -85, -4, 88, -46, -61, 82, 13, -90, 38, 67, -78, -22, 90, -31, -73, |
| 46, -90, 38, 54, -90, 31, 61, -88, 22, 67, -85, 13, 73, -82, 4, 78, |
| 38, -88, 73, -4, -67, 90, -46, -31, 85, -78, 13, 61, -90, 54, 22, -82, |
| 31, -78, 90, -61, 4, 54, -88, 82, -38, -22, 73, -90, 67, -13, -46, 85, |
| 22, -61, 85, -90, 73, -38, -4, 46, -78, 90, -82, 54, -13, -31, 67, -88, |
| 13, -38, 61, -78, 88, -90, 85, -73, 54, -31, 4, 22, -46, 67, -82, 90, |
| 4, -13, 22, -31, 38, -46, 54, -61, 67, -73, 78, -82, 85, -88, 90, -90 |
| }; |
| |
| const int16_t gt32x32_cnst1[64] __attribute__ ((aligned (64))) = { |
| 90, 87, 80, 70, 57, 43, 25, 9, 87, 57, 9, -43, -80, -90, -70, -25, |
| 80, 9, -70, -87, -25, 57, 90, 43, 70, -43, -87, 9, 90, 25, -80, -57, |
| 57, -80, -25, 90, -9, -87, 43, 70, 43, -90, 57, 25, -87, 70, 9, -80, |
| 25, -70, 90, -80, 43, 9, -57, 87, 9, -25, 43, -57, 70, -80, 87, -90 |
| }; |
| |
| const int16_t gt32x32_cnst2[16] __attribute__ ((aligned (64))) = { |
| 89, 75, 50, 18, 75, -18, -89, -50, 50, -89, 18, 75, 18, -50, 75, -89 |
| }; |
| |
| #define HEVC_IDCT4x4_COL(in_r0, in_l0, in_r1, in_l1, \ |
| sum0, sum1, sum2, sum3, shift) \ |
| { \ |
| __m128i vec0, vec1, vec2, vec3, vec4, vec5; \ |
| __m128i cnst64 = __lsx_vldi(0x0840); \ |
| __m128i cnst83 = __lsx_vldi(0x0853); \ |
| __m128i cnst36 = __lsx_vldi(0x0824); \ |
| \ |
| vec0 = __lsx_vdp2_w_h(in_r0, cnst64); \ |
| vec1 = __lsx_vdp2_w_h(in_l0, cnst83); \ |
| vec2 = __lsx_vdp2_w_h(in_r1, cnst64); \ |
| vec3 = __lsx_vdp2_w_h(in_l1, cnst36); \ |
| vec4 = __lsx_vdp2_w_h(in_l0, cnst36); \ |
| vec5 = __lsx_vdp2_w_h(in_l1, cnst83); \ |
| \ |
| sum0 = __lsx_vadd_w(vec0, vec2); \ |
| sum1 = __lsx_vsub_w(vec0, vec2); \ |
| vec1 = __lsx_vadd_w(vec1, vec3); \ |
| vec4 = __lsx_vsub_w(vec4, vec5); \ |
| sum2 = __lsx_vsub_w(sum1, vec4); \ |
| sum3 = __lsx_vsub_w(sum0, vec1); \ |
| sum0 = __lsx_vadd_w(sum0, vec1); \ |
| sum1 = __lsx_vadd_w(sum1, vec4); \ |
| \ |
| sum0 = __lsx_vsrari_w(sum0, shift); \ |
| sum1 = __lsx_vsrari_w(sum1, shift); \ |
| sum2 = __lsx_vsrari_w(sum2, shift); \ |
| sum3 = __lsx_vsrari_w(sum3, shift); \ |
| sum0 = __lsx_vsat_w(sum0, 15); \ |
| sum1 = __lsx_vsat_w(sum1, 15); \ |
| sum2 = __lsx_vsat_w(sum2, 15); \ |
| sum3 = __lsx_vsat_w(sum3, 15); \ |
| } |
| |
| #define HEVC_IDCT8x8_COL(in0, in1, in2, in3, in4, in5, in6, in7, shift) \ |
| { \ |
| __m128i src0_r, src1_r, src2_r, src3_r; \ |
| __m128i src0_l, src1_l, src2_l, src3_l; \ |
| __m128i filter0, filter1, filter2, filter3; \ |
| __m128i temp0_r, temp1_r, temp2_r, temp3_r, temp4_r, temp5_r; \ |
| __m128i temp0_l, temp1_l, temp2_l, temp3_l, temp4_l, temp5_l; \ |
| __m128i sum0_r, sum1_r, sum2_r, sum3_r; \ |
| __m128i sum0_l, sum1_l, sum2_l, sum3_l; \ |
| \ |
| DUP4_ARG2(__lsx_vilvl_h, in4, in0, in6, in2, in5, in1, in3, in7, \ |
| src0_r, src1_r, src2_r, src3_r); \ |
| DUP4_ARG2(__lsx_vilvh_h, in4, in0, in6, in2, in5, in1, in3, in7, \ |
| src0_l, src1_l, src2_l, src3_l); \ |
| \ |
| DUP4_ARG2(__lsx_vldrepl_w, filter, 0, filter, 4, filter, 8, \ |
| filter, 12, filter0, filter1, filter2, filter3); \ |
| DUP4_ARG2(__lsx_vdp2_w_h, src0_r, filter0, src0_l, filter0, \ |
| src1_r, filter1, src1_l, filter1, temp0_r, temp0_l, \ |
| temp1_r, temp1_l); \ |
| \ |
| LSX_BUTTERFLY_4_W(temp0_r, temp0_l, temp1_l, temp1_r, sum0_r, sum0_l,\ |
| sum1_l, sum1_r); \ |
| sum2_r = sum1_r; \ |
| sum2_l = sum1_l; \ |
| sum3_r = sum0_r; \ |
| sum3_l = sum0_l; \ |
| \ |
| DUP4_ARG2(__lsx_vdp2_w_h, src2_r, filter2, src2_l, filter2, \ |
| src3_r, filter3, src3_l, filter3, temp2_r, temp2_l, \ |
| temp3_r, temp3_l); \ |
| temp2_r = __lsx_vadd_w(temp2_r, temp3_r); \ |
| temp2_l = __lsx_vadd_w(temp2_l, temp3_l); \ |
| sum0_r = __lsx_vadd_w(sum0_r, temp2_r); \ |
| sum0_l = __lsx_vadd_w(sum0_l, temp2_l); \ |
| sum3_r = __lsx_vsub_w(sum3_r, temp2_r); \ |
| sum3_l = __lsx_vsub_w(sum3_l, temp2_l); \ |
| \ |
| in0 = __lsx_vssrarni_h_w(sum0_l, sum0_r, shift); \ |
| in7 = __lsx_vssrarni_h_w(sum3_l, sum3_r, shift); \ |
| \ |
| DUP4_ARG2(__lsx_vdp2_w_h, src2_r, filter3, src2_l, filter3, \ |
| src3_r, filter2, src3_l, filter2, temp4_r, temp4_l, \ |
| temp5_r, temp5_l); \ |
| temp4_r = __lsx_vsub_w(temp4_r, temp5_r); \ |
| temp4_l = __lsx_vsub_w(temp4_l, temp5_l); \ |
| sum1_r = __lsx_vadd_w(sum1_r, temp4_r); \ |
| sum1_l = __lsx_vadd_w(sum1_l, temp4_l); \ |
| sum2_r = __lsx_vsub_w(sum2_r, temp4_r); \ |
| sum2_l = __lsx_vsub_w(sum2_l, temp4_l); \ |
| \ |
| in3 = __lsx_vssrarni_h_w(sum1_l, sum1_r, shift); \ |
| in4 = __lsx_vssrarni_h_w(sum2_l, sum2_r, shift); \ |
| \ |
| DUP4_ARG2(__lsx_vldrepl_w, filter, 16, filter, 20, filter, 24, \ |
| filter, 28, filter0, filter1, filter2, filter3); \ |
| DUP4_ARG2(__lsx_vdp2_w_h, src0_r, filter0, src0_l, filter0, \ |
| src1_r, filter1, src1_l, filter1, temp0_r, temp0_l, \ |
| temp1_r, temp1_l); \ |
| \ |
| LSX_BUTTERFLY_4_W(temp0_r, temp0_l, temp1_l, temp1_r, sum0_r, sum0_l,\ |
| sum1_l, sum1_r); \ |
| sum2_r = sum1_r; \ |
| sum2_l = sum1_l; \ |
| sum3_r = sum0_r; \ |
| sum3_l = sum0_l; \ |
| \ |
| DUP4_ARG2(__lsx_vdp2_w_h, src2_r, filter2, src2_l, filter2, \ |
| src3_r, filter3, src3_l, filter3, temp2_r, temp2_l, \ |
| temp3_r, temp3_l); \ |
| temp2_r = __lsx_vadd_w(temp2_r, temp3_r); \ |
| temp2_l = __lsx_vadd_w(temp2_l, temp3_l); \ |
| sum0_r = __lsx_vadd_w(sum0_r, temp2_r); \ |
| sum0_l = __lsx_vadd_w(sum0_l, temp2_l); \ |
| sum3_r = __lsx_vsub_w(sum3_r, temp2_r); \ |
| sum3_l = __lsx_vsub_w(sum3_l, temp2_l); \ |
| \ |
| in1 = __lsx_vssrarni_h_w(sum0_l, sum0_r, shift); \ |
| in6 = __lsx_vssrarni_h_w(sum3_l, sum3_r, shift); \ |
| \ |
| DUP4_ARG2(__lsx_vdp2_w_h, src2_r, filter3, src2_l, filter3, \ |
| src3_r, filter2, src3_l, filter2, temp4_r, temp4_l, \ |
| temp5_r, temp5_l); \ |
| temp4_r = __lsx_vsub_w(temp4_r, temp5_r); \ |
| temp4_l = __lsx_vsub_w(temp4_l, temp5_l); \ |
| sum1_r = __lsx_vsub_w(sum1_r, temp4_r); \ |
| sum1_l = __lsx_vsub_w(sum1_l, temp4_l); \ |
| sum2_r = __lsx_vadd_w(sum2_r, temp4_r); \ |
| sum2_l = __lsx_vadd_w(sum2_l, temp4_l); \ |
| \ |
| in2 = __lsx_vssrarni_h_w(sum1_l, sum1_r, shift); \ |
| in5 = __lsx_vssrarni_h_w(sum2_l, sum2_r, shift); \ |
| } |
| |
| #define HEVC_IDCT16x16_COL(src0_r, src1_r, src2_r, src3_r, \ |
| src4_r, src5_r, src6_r, src7_r, \ |
| src0_l, src1_l, src2_l, src3_l, \ |
| src4_l, src5_l, src6_l, src7_l, shift) \ |
| { \ |
| int16_t *ptr0, *ptr1; \ |
| __m128i dst0, dst1; \ |
| __m128i filter0, filter1, filter2, filter3; \ |
| __m128i temp0_r, temp1_r, temp0_l, temp1_l; \ |
| __m128i sum0_r, sum1_r, sum2_r, sum3_r, sum0_l, sum1_l, sum2_l; \ |
| __m128i sum3_l, res0_r, res1_r, res0_l, res1_l; \ |
| \ |
| ptr0 = (buf_ptr + 112); \ |
| ptr1 = (buf_ptr + 128); \ |
| k = -1; \ |
| \ |
| for (j = 0; j < 4; j++) \ |
| { \ |
| DUP4_ARG2(__lsx_vldrepl_w, filter, 0, filter, 4, filter, 16, \ |
| filter, 20, filter0, filter1, filter2, filter3); \ |
| DUP4_ARG2(__lsx_vdp2_w_h, src0_r, filter0, src0_l, filter0, \ |
| src4_r, filter2, src4_l, filter2, sum0_r, sum0_l, \ |
| sum2_r, sum2_l); \ |
| DUP2_ARG2(__lsx_vdp2_w_h, src7_r, filter2, src7_l, filter2, \ |
| sum3_r, sum3_l); \ |
| DUP4_ARG3(__lsx_vdp2add_w_h, sum0_r, src1_r, filter1, sum0_l, \ |
| src1_l, filter1, sum2_r, src5_r, filter3, sum2_l, \ |
| src5_l, filter3, sum0_r, sum0_l, sum2_r, sum2_l); \ |
| DUP2_ARG3(__lsx_vdp2add_w_h, sum3_r, src6_r, filter3, sum3_l, \ |
| src6_l, filter3, sum3_r, sum3_l); \ |
| \ |
| sum1_r = sum0_r; \ |
| sum1_l = sum0_l; \ |
| \ |
| DUP4_ARG2(__lsx_vldrepl_w, filter, 8, filter, 12, filter, 24, \ |
| filter, 28, filter0, filter1, filter2, filter3); \ |
| filter += 16; \ |
| DUP2_ARG2(__lsx_vdp2_w_h, src2_r, filter0, src2_l, filter0, \ |
| temp0_r, temp0_l); \ |
| DUP2_ARG3(__lsx_vdp2add_w_h, sum2_r, src6_r, filter2, sum2_l, \ |
| src6_l, filter2, sum2_r, sum2_l); \ |
| DUP2_ARG2(__lsx_vdp2_w_h, src5_r, filter2, src5_l, filter2, \ |
| temp1_r, temp1_l); \ |
| \ |
| sum0_r = __lsx_vadd_w(sum0_r, temp0_r); \ |
| sum0_l = __lsx_vadd_w(sum0_l, temp0_l); \ |
| sum1_r = __lsx_vsub_w(sum1_r, temp0_r); \ |
| sum1_l = __lsx_vsub_w(sum1_l, temp0_l); \ |
| sum3_r = __lsx_vsub_w(temp1_r, sum3_r); \ |
| sum3_l = __lsx_vsub_w(temp1_l, sum3_l); \ |
| \ |
| DUP2_ARG2(__lsx_vdp2_w_h, src3_r, filter1, src3_l, filter1, \ |
| temp0_r, temp0_l); \ |
| DUP4_ARG3(__lsx_vdp2add_w_h, sum2_r, src7_r, filter3, sum2_l, \ |
| src7_l, filter3, sum3_r, src4_r, filter3, sum3_l, \ |
| src4_l, filter3, sum2_r, sum2_l, sum3_r, sum3_l); \ |
| \ |
| sum0_r = __lsx_vadd_w(sum0_r, temp0_r); \ |
| sum0_l = __lsx_vadd_w(sum0_l, temp0_l); \ |
| sum1_r = __lsx_vsub_w(sum1_r, temp0_r); \ |
| sum1_l = __lsx_vsub_w(sum1_l, temp0_l); \ |
| \ |
| LSX_BUTTERFLY_4_W(sum0_r, sum0_l, sum2_l, sum2_r, res0_r, res0_l, \ |
| res1_l, res1_r); \ |
| dst0 = __lsx_vssrarni_h_w(res0_l, res0_r, shift); \ |
| dst1 = __lsx_vssrarni_h_w(res1_l, res1_r, shift); \ |
| __lsx_vst(dst0, buf_ptr, 0); \ |
| __lsx_vst(dst1, (buf_ptr + ((15 - (j * 2)) << 4)), 0); \ |
| \ |
| LSX_BUTTERFLY_4_W(sum1_r, sum1_l, sum3_l, sum3_r, res0_r, res0_l, \ |
| res1_l, res1_r); \ |
| \ |
| dst0 = __lsx_vssrarni_h_w(res0_l, res0_r, shift); \ |
| dst1 = __lsx_vssrarni_h_w(res1_l, res1_r, shift); \ |
| __lsx_vst(dst0, (ptr0 + ((((j + 1) >> 1) * 2 * k) << 4)), 0); \ |
| __lsx_vst(dst1, (ptr1 - ((((j + 1) >> 1) * 2 * k) << 4)), 0); \ |
| \ |
| k *= -1; \ |
| buf_ptr += 16; \ |
| } \ |
| } |
| |
| #define HEVC_EVEN16_CALC(input, sum0_r, sum0_l, load_idx, store_idx) \ |
| { \ |
| tmp0_r = __lsx_vld(input + load_idx * 8, 0); \ |
| tmp0_l = __lsx_vld(input + load_idx * 8, 16); \ |
| tmp1_r = sum0_r; \ |
| tmp1_l = sum0_l; \ |
| sum0_r = __lsx_vadd_w(sum0_r, tmp0_r); \ |
| sum0_l = __lsx_vadd_w(sum0_l, tmp0_l); \ |
| __lsx_vst(sum0_r, (input + load_idx * 8), 0); \ |
| __lsx_vst(sum0_l, (input + load_idx * 8), 16); \ |
| tmp1_r = __lsx_vsub_w(tmp1_r, tmp0_r); \ |
| tmp1_l = __lsx_vsub_w(tmp1_l, tmp0_l); \ |
| __lsx_vst(tmp1_r, (input + store_idx * 8), 0); \ |
| __lsx_vst(tmp1_l, (input + store_idx * 8), 16); \ |
| } |
| |
| #define HEVC_IDCT_LUMA4x4_COL(in_r0, in_l0, in_r1, in_l1, \ |
| res0, res1, res2, res3, shift) \ |
| { \ |
| __m128i vec0, vec1, vec2, vec3; \ |
| __m128i cnst74 = __lsx_vldi(0x84a); \ |
| __m128i cnst55 = __lsx_vldi(0x837); \ |
| __m128i cnst29 = __lsx_vldi(0x81d); \ |
| \ |
| vec0 = __lsx_vadd_w(in_r0, in_r1); \ |
| vec2 = __lsx_vsub_w(in_r0, in_l1); \ |
| res0 = __lsx_vmul_w(vec0, cnst29); \ |
| res1 = __lsx_vmul_w(vec2, cnst55); \ |
| res2 = __lsx_vsub_w(in_r0, in_r1); \ |
| vec1 = __lsx_vadd_w(in_r1, in_l1); \ |
| res2 = __lsx_vadd_w(res2, in_l1); \ |
| vec3 = __lsx_vmul_w(in_l0, cnst74); \ |
| res3 = __lsx_vmul_w(vec0, cnst55); \ |
| \ |
| res0 = __lsx_vadd_w(res0, __lsx_vmul_w(vec1, cnst55)); \ |
| res1 = __lsx_vsub_w(res1, __lsx_vmul_w(vec1, cnst29)); \ |
| res2 = __lsx_vmul_w(res2, cnst74); \ |
| res3 = __lsx_vadd_w(res3, __lsx_vmul_w(vec2, cnst29)); \ |
| \ |
| res0 = __lsx_vadd_w(res0, vec3); \ |
| res1 = __lsx_vadd_w(res1, vec3); \ |
| res3 = __lsx_vsub_w(res3, vec3); \ |
| \ |
| res0 = __lsx_vsrari_w(res0, shift); \ |
| res1 = __lsx_vsrari_w(res1, shift); \ |
| res2 = __lsx_vsrari_w(res2, shift); \ |
| res3 = __lsx_vsrari_w(res3, shift); \ |
| res0 = __lsx_vsat_w(res0, 15); \ |
| res1 = __lsx_vsat_w(res1, 15); \ |
| res2 = __lsx_vsat_w(res2, 15); \ |
| res3 = __lsx_vsat_w(res3, 15); \ |
| } |
| |
| void ff_hevc_idct_4x4_lsx(int16_t *coeffs, int col_limit) |
| { |
| __m128i in0, in1; |
| __m128i in_r0, in_l0, in_r1, in_l1; |
| __m128i sum0, sum1, sum2, sum3; |
| __m128i zero = __lsx_vldi(0x00); |
| |
| in0 = __lsx_vld(coeffs, 0); |
| in1 = __lsx_vld(coeffs, 16); |
| in_r0 = __lsx_vilvl_h(zero, in0); |
| in_l0 = __lsx_vilvh_h(zero, in0); |
| in_r1 = __lsx_vilvl_h(zero, in1); |
| in_l1 = __lsx_vilvh_h(zero, in1); |
| |
| HEVC_IDCT4x4_COL(in_r0, in_l0, in_r1, in_l1, sum0, sum1, sum2, sum3, 7); |
| LSX_TRANSPOSE4x4_W(sum0, sum1, sum2, sum3, in_r0, in_l0, in_r1, in_l1); |
| HEVC_IDCT4x4_COL(in_r0, in_l0, in_r1, in_l1, sum0, sum1, sum2, sum3, 12); |
| |
| /* Pack and transpose */ |
| in0 = __lsx_vpickev_h(sum2, sum0); |
| in1 = __lsx_vpickev_h(sum3, sum1); |
| sum0 = __lsx_vilvl_h(in1, in0); |
| sum1 = __lsx_vilvh_h(in1, in0); |
| in0 = __lsx_vilvl_w(sum1, sum0); |
| in1 = __lsx_vilvh_w(sum1, sum0); |
| |
| __lsx_vst(in0, coeffs, 0); |
| __lsx_vst(in1, coeffs, 16); |
| } |
| |
| void ff_hevc_idct_8x8_lsx(int16_t *coeffs, int col_limit) |
| { |
| const int16_t *filter = >8x8_cnst[0]; |
| __m128i in0, in1, in2, in3, in4, in5, in6, in7; |
| |
| DUP4_ARG2(__lsx_vld, coeffs, 0, coeffs, 16, coeffs, 32, |
| coeffs, 48, in0, in1, in2, in3); |
| DUP4_ARG2(__lsx_vld, coeffs, 64, coeffs, 80, coeffs, 96, |
| coeffs, 112, in4, in5, in6, in7); |
| HEVC_IDCT8x8_COL(in0, in1, in2, in3, in4, in5, in6, in7, 7); |
| LSX_TRANSPOSE8x8_H(in0, in1, in2, in3, in4, in5, in6, in7, |
| in0, in1, in2, in3, in4, in5, in6, in7); |
| HEVC_IDCT8x8_COL(in0, in1, in2, in3, in4, in5, in6, in7, 12); |
| LSX_TRANSPOSE8x8_H(in0, in1, in2, in3, in4, in5, in6, in7, |
| in0, in1, in2, in3, in4, in5, in6, in7); |
| |
| __lsx_vst(in0, coeffs, 0); |
| __lsx_vst(in1, coeffs, 16); |
| __lsx_vst(in2, coeffs, 32); |
| __lsx_vst(in3, coeffs, 48); |
| __lsx_vst(in4, coeffs, 64); |
| __lsx_vst(in5, coeffs, 80); |
| __lsx_vst(in6, coeffs, 96); |
| __lsx_vst(in7, coeffs, 112); |
| } |
| |
| void ff_hevc_idct_16x16_lsx(int16_t *coeffs, int col_limit) |
| { |
| int16_t i, j, k; |
| int16_t buf[256]; |
| int16_t *buf_ptr = &buf[0]; |
| int16_t *src = coeffs; |
| const int16_t *filter = >16x16_cnst[0]; |
| __m128i in0, in1, in2, in3, in4, in5, in6, in7; |
| __m128i in8, in9, in10, in11, in12, in13, in14, in15; |
| __m128i vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7; |
| __m128i src0_r, src1_r, src2_r, src3_r, src4_r, src5_r, src6_r, src7_r; |
| __m128i src0_l, src1_l, src2_l, src3_l, src4_l, src5_l, src6_l, src7_l; |
| |
| for (i = 2; i--;) { |
| DUP4_ARG2(__lsx_vld, src, 0, src, 32, src, 64, src, 96, |
| in0, in1, in2, in3); |
| DUP4_ARG2(__lsx_vld, src, 128, src, 160, src, 192, src, 224, |
| in4, in5, in6, in7); |
| DUP4_ARG2(__lsx_vld, src, 256, src, 288, src, 320, src, 352, |
| in8, in9, in10, in11); |
| DUP4_ARG2(__lsx_vld, src, 384, src, 416, src, 448, src, 480, |
| in12, in13, in14, in15); |
| |
| DUP4_ARG2(__lsx_vilvl_h, in4, in0, in12, in8, in6, in2, in14, in10, |
| src0_r, src1_r, src2_r, src3_r); |
| DUP4_ARG2(__lsx_vilvl_h, in5, in1, in13, in9, in3, in7, in11, in15, |
| src4_r, src5_r, src6_r, src7_r); |
| DUP4_ARG2(__lsx_vilvh_h, in4, in0, in12, in8, in6, in2, in14, in10, |
| src0_l, src1_l, src2_l, src3_l); |
| DUP4_ARG2(__lsx_vilvh_h, in5, in1, in13, in9, in3, in7, in11, in15, |
| src4_l, src5_l, src6_l, src7_l); |
| |
| HEVC_IDCT16x16_COL(src0_r, src1_r, src2_r, src3_r, src4_r, src5_r, |
| src6_r, src7_r, src0_l, src1_l, src2_l, src3_l, |
| src4_l, src5_l, src6_l, src7_l, 7); |
| |
| src += 8; |
| buf_ptr = (&buf[0] + 8); |
| filter = >16x16_cnst[0]; |
| } |
| |
| src = &buf[0]; |
| buf_ptr = coeffs; |
| filter = >16x16_cnst[0]; |
| |
| for (i = 2; i--;) { |
| DUP4_ARG2(__lsx_vld, src, 0, src, 16, src, 32, src, 48, |
| in0, in8, in1, in9); |
| DUP4_ARG2(__lsx_vld, src, 64, src, 80, src, 96, src, 112, |
| in2, in10, in3, in11); |
| DUP4_ARG2(__lsx_vld, src, 128, src, 144, src, 160, src, 176, |
| in4, in12, in5, in13); |
| DUP4_ARG2(__lsx_vld, src, 192, src, 208, src, 224, src, 240, |
| in6, in14, in7, in15); |
| LSX_TRANSPOSE8x8_H(in0, in1, in2, in3, in4, in5, in6, in7, |
| in0, in1, in2, in3, in4, in5, in6, in7); |
| LSX_TRANSPOSE8x8_H(in8, in9, in10, in11, in12, in13, in14, in15, |
| in8, in9, in10, in11, in12, in13, in14, in15); |
| DUP4_ARG2(__lsx_vilvl_h, in4, in0, in12, in8, in6, in2, in14, in10, |
| src0_r, src1_r, src2_r, src3_r); |
| DUP4_ARG2(__lsx_vilvl_h, in5, in1, in13, in9, in3, in7, in11, in15, |
| src4_r, src5_r, src6_r, src7_r); |
| DUP4_ARG2(__lsx_vilvh_h, in4, in0, in12, in8, in6, in2, in14, in10, |
| src0_l, src1_l, src2_l, src3_l); |
| DUP4_ARG2(__lsx_vilvh_h, in5, in1, in13, in9, in3, in7, in11, in15, |
| src4_l, src5_l, src6_l, src7_l); |
| HEVC_IDCT16x16_COL(src0_r, src1_r, src2_r, src3_r, src4_r, src5_r, |
| src6_r, src7_r, src0_l, src1_l, src2_l, src3_l, |
| src4_l, src5_l, src6_l, src7_l, 12); |
| |
| src += 128; |
| buf_ptr = coeffs + 8; |
| filter = >16x16_cnst[0]; |
| } |
| |
| DUP4_ARG2(__lsx_vld, coeffs, 0, coeffs, 32, coeffs, 64, coeffs, 96, |
| in0, in1, in2, in3); |
| DUP4_ARG2(__lsx_vld, coeffs, 128, coeffs, 160, coeffs, 192, coeffs, 224, |
| in4, in5, in6, in7); |
| LSX_TRANSPOSE8x8_H(in0, in1, in2, in3, in4, in5, in6, in7, |
| vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7); |
| __lsx_vst(vec0, coeffs, 0); |
| __lsx_vst(vec1, coeffs, 32); |
| __lsx_vst(vec2, coeffs, 64); |
| __lsx_vst(vec3, coeffs, 96); |
| __lsx_vst(vec4, coeffs, 128); |
| __lsx_vst(vec5, coeffs, 160); |
| __lsx_vst(vec6, coeffs, 192); |
| __lsx_vst(vec7, coeffs, 224); |
| |
| src = coeffs + 8; |
| DUP4_ARG2(__lsx_vld, src, 0, src, 32, src, 64, src, 96, in0, in1, in2, in3); |
| DUP4_ARG2(__lsx_vld, src, 128, src, 160, src, 192, src, 224, |
| in4, in5, in6, in7); |
| LSX_TRANSPOSE8x8_H(in0, in1, in2, in3, in4, in5, in6, in7, |
| vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7); |
| src = coeffs + 128; |
| DUP4_ARG2(__lsx_vld, src, 0, src, 32, src, 64, src, 96, |
| in8, in9, in10, in11); |
| DUP4_ARG2(__lsx_vld, src, 128, src, 160, src, 192, src, 224, |
| in12, in13, in14, in15); |
| |
| __lsx_vst(vec0, src, 0); |
| __lsx_vst(vec1, src, 32); |
| __lsx_vst(vec2, src, 64); |
| __lsx_vst(vec3, src, 96); |
| __lsx_vst(vec4, src, 128); |
| __lsx_vst(vec5, src, 160); |
| __lsx_vst(vec6, src, 192); |
| __lsx_vst(vec7, src, 224); |
| LSX_TRANSPOSE8x8_H(in8, in9, in10, in11, in12, in13, in14, in15, |
| vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7); |
| src = coeffs + 8; |
| __lsx_vst(vec0, src, 0); |
| __lsx_vst(vec1, src, 32); |
| __lsx_vst(vec2, src, 64); |
| __lsx_vst(vec3, src, 96); |
| __lsx_vst(vec4, src, 128); |
| __lsx_vst(vec5, src, 160); |
| __lsx_vst(vec6, src, 192); |
| __lsx_vst(vec7, src, 224); |
| |
| src = coeffs + 136; |
| DUP4_ARG2(__lsx_vld, src, 0, src, 32, src, 64, src, 96, |
| in0, in1, in2, in3); |
| DUP4_ARG2(__lsx_vld, src, 128, src, 160, src, 192, src, 224, |
| in4, in5, in6, in7); |
| LSX_TRANSPOSE8x8_H(in0, in1, in2, in3, in4, in5, in6, in7, |
| vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7); |
| __lsx_vst(vec0, src, 0); |
| __lsx_vst(vec1, src, 32); |
| __lsx_vst(vec2, src, 64); |
| __lsx_vst(vec3, src, 96); |
| __lsx_vst(vec4, src, 128); |
| __lsx_vst(vec5, src, 160); |
| __lsx_vst(vec6, src, 192); |
| __lsx_vst(vec7, src, 224); |
| } |
| |
| static void hevc_idct_8x32_column_lsx(int16_t *coeffs, int32_t buf_pitch, |
| uint8_t round) |
| { |
| uint8_t i; |
| int32_t buf_pitch_2 = buf_pitch << 1; |
| int32_t buf_pitch_4 = buf_pitch << 2; |
| int32_t buf_pitch_8 = buf_pitch << 3; |
| int32_t buf_pitch_16 = buf_pitch << 4; |
| |
| const int16_t *filter_ptr0 = >32x32_cnst0[0]; |
| const int16_t *filter_ptr1 = >32x32_cnst1[0]; |
| const int16_t *filter_ptr2 = >32x32_cnst2[0]; |
| const int16_t *filter_ptr3 = >8x8_cnst[0]; |
| int16_t *src0 = (coeffs + buf_pitch); |
| int16_t *src1 = (coeffs + buf_pitch_2); |
| int16_t *src2 = (coeffs + buf_pitch_4); |
| int16_t *src3 = (coeffs); |
| int32_t tmp_buf[8 * 32 + 15]; |
| int32_t *tmp_buf_ptr = tmp_buf + 15; |
| __m128i in0, in1, in2, in3, in4, in5, in6, in7; |
| __m128i src0_r, src1_r, src2_r, src3_r, src4_r, src5_r, src6_r, src7_r; |
| __m128i src0_l, src1_l, src2_l, src3_l, src4_l, src5_l, src6_l, src7_l; |
| __m128i filter0, filter1, filter2, filter3; |
| __m128i sum0_r, sum0_l, sum1_r, sum1_l, tmp0_r, tmp0_l, tmp1_r, tmp1_l; |
| |
| /* Align pointer to 64 byte boundary */ |
| tmp_buf_ptr = (int32_t *)(((uintptr_t) tmp_buf_ptr) & ~(uintptr_t) 63); |
| |
| /* process coeff 4, 12, 20, 28 */ |
| in0 = __lsx_vld(src2, 0); |
| in1 = __lsx_vld(src2 + buf_pitch_8, 0); |
| in2 = __lsx_vld(src2 + buf_pitch_16, 0); |
| in3 = __lsx_vld(src2 + buf_pitch_16 + buf_pitch_8, 0); |
| in4 = __lsx_vld(src3, 0); |
| in5 = __lsx_vld(src3 + buf_pitch_8, 0); |
| in6 = __lsx_vld(src3 + buf_pitch_16, 0); |
| in7 = __lsx_vld(src3 + buf_pitch_16 + buf_pitch_8, 0); |
| DUP4_ARG2(__lsx_vilvl_h, in1, in0, in3, in2, in6, in4, in7, in5, |
| src0_r, src1_r, src2_r, src3_r); |
| DUP4_ARG2(__lsx_vilvh_h, in1, in0, in3, in2, in6, in4, in7, in5, |
| src0_l, src1_l, src2_l, src3_l); |
| |
| filter0 = __lsx_vldrepl_w(filter_ptr2, 0); |
| filter1 = __lsx_vldrepl_w(filter_ptr2, 4); |
| sum0_r = __lsx_vdp2_w_h(src0_r, filter0); |
| sum0_l = __lsx_vdp2_w_h(src0_l, filter0); |
| sum0_r = __lsx_vdp2add_w_h(sum0_r, src1_r, filter1); |
| sum0_l = __lsx_vdp2add_w_h(sum0_l, src1_l, filter1); |
| __lsx_vst(sum0_r, tmp_buf_ptr, 0); |
| __lsx_vst(sum0_l, tmp_buf_ptr, 16); |
| |
| filter0 = __lsx_vldrepl_w(filter_ptr2, 8); |
| filter1 = __lsx_vldrepl_w(filter_ptr2, 12); |
| sum0_r = __lsx_vdp2_w_h(src0_r, filter0); |
| sum0_l = __lsx_vdp2_w_h(src0_l, filter0); |
| sum0_r = __lsx_vdp2add_w_h(sum0_r, src1_r, filter1); |
| sum0_l = __lsx_vdp2add_w_h(sum0_l, src1_l, filter1); |
| __lsx_vst(sum0_r, tmp_buf_ptr, 32); |
| __lsx_vst(sum0_l, tmp_buf_ptr, 48); |
| |
| filter0 = __lsx_vldrepl_w(filter_ptr2, 16); |
| filter1 = __lsx_vldrepl_w(filter_ptr2, 20); |
| sum0_r = __lsx_vdp2_w_h(src0_r, filter0); |
| sum0_l = __lsx_vdp2_w_h(src0_l, filter0); |
| sum0_r = __lsx_vdp2add_w_h(sum0_r, src1_r, filter1); |
| sum0_l = __lsx_vdp2add_w_h(sum0_l, src1_l, filter1); |
| __lsx_vst(sum0_r, tmp_buf_ptr, 64); |
| __lsx_vst(sum0_l, tmp_buf_ptr, 80); |
| |
| filter0 = __lsx_vldrepl_w(filter_ptr2, 24); |
| filter1 = __lsx_vldrepl_w(filter_ptr2, 28); |
| sum0_r = __lsx_vdp2_w_h(src0_r, filter0); |
| sum0_l = __lsx_vdp2_w_h(src0_l, filter0); |
| sum0_r = __lsx_vdp2add_w_h(sum0_r, src1_r, filter1); |
| sum0_l = __lsx_vdp2add_w_h(sum0_l, src1_l, filter1); |
| __lsx_vst(sum0_r, tmp_buf_ptr, 96); |
| __lsx_vst(sum0_l, tmp_buf_ptr, 112); |
| |
| /* process coeff 0, 8, 16, 24 */ |
| filter0 = __lsx_vldrepl_w(filter_ptr3, 0); |
| filter1 = __lsx_vldrepl_w(filter_ptr3, 4); |
| |
| DUP4_ARG2(__lsx_vdp2_w_h, src2_r, filter0, src2_l, filter0, |
| src3_r, filter1, src3_l, filter1, sum0_r, sum0_l, tmp1_r, tmp1_l); |
| sum1_r = __lsx_vsub_w(sum0_r, tmp1_r); |
| sum1_l = __lsx_vsub_w(sum0_l, tmp1_l); |
| sum0_r = __lsx_vadd_w(sum0_r, tmp1_r); |
| sum0_l = __lsx_vadd_w(sum0_l, tmp1_l); |
| |
| HEVC_EVEN16_CALC(tmp_buf_ptr, sum0_r, sum0_l, 0, 7); |
| HEVC_EVEN16_CALC(tmp_buf_ptr, sum1_r, sum1_l, 3, 4); |
| |
| filter0 = __lsx_vldrepl_w(filter_ptr3, 16); |
| filter1 = __lsx_vldrepl_w(filter_ptr3, 20); |
| |
| DUP4_ARG2(__lsx_vdp2_w_h, src2_r, filter0, src2_l, filter0, |
| src3_r, filter1, src3_l, filter1, sum0_r, sum0_l, tmp1_r, tmp1_l); |
| sum1_r = __lsx_vsub_w(sum0_r, tmp1_r); |
| sum1_l = __lsx_vsub_w(sum0_l, tmp1_l); |
| sum0_r = __lsx_vadd_w(sum0_r, tmp1_r); |
| sum0_l = __lsx_vadd_w(sum0_l, tmp1_l); |
| |
| HEVC_EVEN16_CALC(tmp_buf_ptr, sum0_r, sum0_l, 1, 6); |
| HEVC_EVEN16_CALC(tmp_buf_ptr, sum1_r, sum1_l, 2, 5); |
| |
| /* process coeff 2 6 10 14 18 22 26 30 */ |
| in0 = __lsx_vld(src1, 0); |
| in1 = __lsx_vld(src1 + buf_pitch_4, 0); |
| in2 = __lsx_vld(src1 + buf_pitch_8, 0); |
| in3 = __lsx_vld(src1 + buf_pitch_8 + buf_pitch_4, 0); |
| in4 = __lsx_vld(src1 + buf_pitch_16, 0); |
| in5 = __lsx_vld(src1 + buf_pitch_16 + buf_pitch_4, 0); |
| in6 = __lsx_vld(src1 + buf_pitch_16 + buf_pitch_8, 0); |
| in7 = __lsx_vld(src1 + buf_pitch_16 + buf_pitch_8 + buf_pitch_4, 0); |
| |
| DUP4_ARG2(__lsx_vilvl_h, in1, in0, in3, in2, in5, in4, in7, in6, |
| src0_r, src1_r, src2_r, src3_r); |
| DUP4_ARG2(__lsx_vilvh_h, in1, in0, in3, in2, in5, in4, in7, in6, |
| src0_l, src1_l, src2_l, src3_l); |
| |
| /* loop for all columns of constants */ |
| for (i = 0; i < 8; i++) { |
| /* processing single column of constants */ |
| filter0 = __lsx_vldrepl_w(filter_ptr1, 0); |
| filter1 = __lsx_vldrepl_w(filter_ptr1, 4); |
| filter2 = __lsx_vldrepl_w(filter_ptr1, 8); |
| filter3 = __lsx_vldrepl_w(filter_ptr1, 12); |
| sum0_r = __lsx_vdp2_w_h(src0_r, filter0); |
| sum0_l = __lsx_vdp2_w_h(src0_l, filter0); |
| sum0_r = __lsx_vdp2add_w_h(sum0_r, src1_r, filter1); |
| sum0_l = __lsx_vdp2add_w_h(sum0_l, src1_l, filter1); |
| sum0_r = __lsx_vdp2add_w_h(sum0_r, src2_r, filter2); |
| sum0_l = __lsx_vdp2add_w_h(sum0_l, src2_l, filter2); |
| sum0_r = __lsx_vdp2add_w_h(sum0_r, src3_r, filter3); |
| sum0_l = __lsx_vdp2add_w_h(sum0_l, src3_l, filter3); |
| |
| tmp0_r = __lsx_vld(tmp_buf_ptr + (i << 3), 0); |
| tmp0_l = __lsx_vld(tmp_buf_ptr + (i << 3), 16); |
| tmp1_r = tmp0_r; |
| tmp1_l = tmp0_l; |
| tmp0_r = __lsx_vadd_w(tmp0_r, sum0_r); |
| tmp0_l = __lsx_vadd_w(tmp0_l, sum0_l); |
| tmp1_r = __lsx_vsub_w(tmp1_r, sum0_r); |
| tmp1_l = __lsx_vsub_w(tmp1_l, sum0_l); |
| __lsx_vst(tmp0_r, tmp_buf_ptr + (i << 3), 0); |
| __lsx_vst(tmp0_l, tmp_buf_ptr + (i << 3), 16); |
| __lsx_vst(tmp1_r, tmp_buf_ptr + ((15 - i) * 8), 0); |
| __lsx_vst(tmp1_l, tmp_buf_ptr + ((15 - i) * 8), 16); |
| |
| filter_ptr1 += 8; |
| } |
| |
| /* process coeff 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 */ |
| in0 = __lsx_vld(src0, 0); |
| in1 = __lsx_vld(src0 + buf_pitch_2, 0); |
| in2 = __lsx_vld(src0 + buf_pitch_4, 0); |
| in3 = __lsx_vld(src0 + buf_pitch_4 + buf_pitch_2, 0); |
| in4 = __lsx_vld(src0 + buf_pitch_8, 0); |
| in5 = __lsx_vld(src0 + buf_pitch_8 + buf_pitch_2, 0); |
| in6 = __lsx_vld(src0 + buf_pitch_8 + buf_pitch_4, 0); |
| in7 = __lsx_vld(src0 + buf_pitch_8 + buf_pitch_4 + buf_pitch_2, 0); |
| |
| src0 += 16 * buf_pitch; |
| DUP4_ARG2(__lsx_vilvl_h, in1, in0, in3, in2, in5, in4, in7, in6, |
| src0_r, src1_r, src2_r, src3_r); |
| DUP4_ARG2(__lsx_vilvh_h, in1, in0, in3, in2, in5, in4, in7, in6, |
| src0_l, src1_l, src2_l, src3_l); |
| in0 = __lsx_vld(src0, 0); |
| in1 = __lsx_vld(src0 + buf_pitch_2, 0); |
| in2 = __lsx_vld(src0 + buf_pitch_4, 0); |
| in3 = __lsx_vld(src0 + buf_pitch_4 + buf_pitch_2, 0); |
| in4 = __lsx_vld(src0 + buf_pitch_8, 0); |
| in5 = __lsx_vld(src0 + buf_pitch_8 + buf_pitch_2, 0); |
| in6 = __lsx_vld(src0 + buf_pitch_8 + buf_pitch_4, 0); |
| in7 = __lsx_vld(src0 + buf_pitch_8 + buf_pitch_4 + buf_pitch_2, 0); |
| |
| DUP4_ARG2(__lsx_vilvl_h, in1, in0, in3, in2, in5, in4, in7, in6, |
| src4_r, src5_r, src6_r, src7_r); |
| DUP4_ARG2(__lsx_vilvh_h, in1, in0, in3, in2, in5, in4, in7, in6, |
| src4_l, src5_l, src6_l, src7_l); |
| |
| /* loop for all columns of filter constants */ |
| for (i = 0; i < 16; i++) { |
| /* processing single column of constants */ |
| filter0 = __lsx_vldrepl_w(filter_ptr0, 0); |
| filter1 = __lsx_vldrepl_w(filter_ptr0, 4); |
| filter2 = __lsx_vldrepl_w(filter_ptr0, 8); |
| filter3 = __lsx_vldrepl_w(filter_ptr0, 12); |
| sum0_r = __lsx_vdp2_w_h(src0_r, filter0); |
| sum0_l = __lsx_vdp2_w_h(src0_l, filter0); |
| sum0_r = __lsx_vdp2add_w_h(sum0_r, src1_r, filter1); |
| sum0_l = __lsx_vdp2add_w_h(sum0_l, src1_l, filter1); |
| sum0_r = __lsx_vdp2add_w_h(sum0_r, src2_r, filter2); |
| sum0_l = __lsx_vdp2add_w_h(sum0_l, src2_l, filter2); |
| sum0_r = __lsx_vdp2add_w_h(sum0_r, src3_r, filter3); |
| sum0_l = __lsx_vdp2add_w_h(sum0_l, src3_l, filter3); |
| tmp1_r = sum0_r; |
| tmp1_l = sum0_l; |
| |
| filter0 = __lsx_vldrepl_w(filter_ptr0, 16); |
| filter1 = __lsx_vldrepl_w(filter_ptr0, 20); |
| filter2 = __lsx_vldrepl_w(filter_ptr0, 24); |
| filter3 = __lsx_vldrepl_w(filter_ptr0, 28); |
| sum0_r = __lsx_vdp2_w_h(src4_r, filter0); |
| sum0_l = __lsx_vdp2_w_h(src4_l, filter0); |
| sum0_r = __lsx_vdp2add_w_h(sum0_r, src5_r, filter1); |
| sum0_l = __lsx_vdp2add_w_h(sum0_l, src5_l, filter1); |
| sum0_r = __lsx_vdp2add_w_h(sum0_r, src6_r, filter2); |
| sum0_l = __lsx_vdp2add_w_h(sum0_l, src6_l, filter2); |
| sum0_r = __lsx_vdp2add_w_h(sum0_r, src7_r, filter3); |
| sum0_l = __lsx_vdp2add_w_h(sum0_l, src7_l, filter3); |
| sum0_r = __lsx_vadd_w(sum0_r, tmp1_r); |
| sum0_l = __lsx_vadd_w(sum0_l, tmp1_l); |
| |
| tmp0_r = __lsx_vld(tmp_buf_ptr + i * 8, 0); |
| tmp0_l = __lsx_vld(tmp_buf_ptr + i * 8, 16); |
| tmp1_r = tmp0_r; |
| tmp1_l = tmp0_l; |
| tmp0_r = __lsx_vadd_w(tmp0_r, sum0_r); |
| tmp0_l = __lsx_vadd_w(tmp0_l, sum0_l); |
| sum1_r = __lsx_vreplgr2vr_w(round); |
| tmp0_r = __lsx_vssrarn_h_w(tmp0_r, sum1_r); |
| tmp0_l = __lsx_vssrarn_h_w(tmp0_l, sum1_r); |
| in0 = __lsx_vpackev_d(tmp0_l, tmp0_r); |
| __lsx_vst(in0, (coeffs + i * buf_pitch), 0); |
| tmp1_r = __lsx_vsub_w(tmp1_r, sum0_r); |
| tmp1_l = __lsx_vsub_w(tmp1_l, sum0_l); |
| tmp1_r = __lsx_vssrarn_h_w(tmp1_r, sum1_r); |
| tmp1_l = __lsx_vssrarn_h_w(tmp1_l, sum1_r); |
| in0 = __lsx_vpackev_d(tmp1_l, tmp1_r); |
| __lsx_vst(in0, (coeffs + (31 - i) * buf_pitch), 0); |
| |
| filter_ptr0 += 16; |
| } |
| } |
| |
| static void hevc_idct_transpose_32x8_to_8x32(int16_t *coeffs, int16_t *tmp_buf) |
| { |
| uint8_t i; |
| __m128i in0, in1, in2, in3, in4, in5, in6, in7; |
| |
| for (i = 0; i < 4; i++) { |
| DUP4_ARG2(__lsx_vld, coeffs, 0, coeffs, 64, coeffs, 128, |
| coeffs, 192, in0, in1, in2, in3); |
| DUP4_ARG2(__lsx_vld, coeffs, 256, coeffs, 320, coeffs, 384, |
| coeffs, 448, in4, in5, in6, in7); |
| coeffs += 8; |
| LSX_TRANSPOSE8x8_H(in0, in1, in2, in3, in4, in5, in6, in7, |
| in0, in1, in2, in3, in4, in5, in6, in7); |
| __lsx_vst(in0, tmp_buf, 0); |
| __lsx_vst(in1, tmp_buf, 16); |
| __lsx_vst(in2, tmp_buf, 32); |
| __lsx_vst(in3, tmp_buf, 48); |
| __lsx_vst(in4, tmp_buf, 64); |
| __lsx_vst(in5, tmp_buf, 80); |
| __lsx_vst(in6, tmp_buf, 96); |
| __lsx_vst(in7, tmp_buf, 112); |
| tmp_buf += 64; |
| } |
| } |
| |
| static void hevc_idct_transpose_8x32_to_32x8(int16_t *tmp_buf, int16_t *coeffs) |
| { |
| uint8_t i; |
| __m128i in0, in1, in2, in3, in4, in5, in6, in7; |
| |
| for (i = 0; i < 4; i++) { |
| DUP4_ARG2(__lsx_vld, tmp_buf, 0, tmp_buf, 16, tmp_buf, 32, |
| tmp_buf, 48, in0, in1, in2, in3); |
| DUP4_ARG2(__lsx_vld, tmp_buf, 64, tmp_buf, 80, tmp_buf, 96, |
| tmp_buf, 112, in4, in5, in6, in7); |
| tmp_buf += 64; |
| LSX_TRANSPOSE8x8_H(in0, in1, in2, in3, in4, in5, in6, in7, |
| in0, in1, in2, in3, in4, in5, in6, in7); |
| __lsx_vst(in0, coeffs, 0); |
| __lsx_vst(in1, coeffs, 64); |
| __lsx_vst(in2, coeffs, 128); |
| __lsx_vst(in3, coeffs, 192); |
| __lsx_vst(in4, coeffs, 256); |
| __lsx_vst(in5, coeffs, 320); |
| __lsx_vst(in6, coeffs, 384); |
| __lsx_vst(in7, coeffs, 448); |
| coeffs += 8; |
| } |
| } |
| |
| void ff_hevc_idct_32x32_lsx(int16_t *coeffs, int col_limit) |
| { |
| uint8_t row_cnt, col_cnt; |
| int16_t *src = coeffs; |
| int16_t tmp_buf[8 * 32 + 31]; |
| int16_t *tmp_buf_ptr = tmp_buf + 31; |
| uint8_t round; |
| int32_t buf_pitch; |
| |
| /* Align pointer to 64 byte boundary */ |
| tmp_buf_ptr = (int16_t *)(((uintptr_t) tmp_buf_ptr) & ~(uintptr_t) 63); |
| |
| /* column transform */ |
| round = 7; |
| buf_pitch = 32; |
| for (col_cnt = 0; col_cnt < 4; col_cnt++) { |
| /* process 8x32 blocks */ |
| hevc_idct_8x32_column_lsx((coeffs + col_cnt * 8), buf_pitch, round); |
| } |
| |
| /* row transform */ |
| round = 12; |
| buf_pitch = 8; |
| for (row_cnt = 0; row_cnt < 4; row_cnt++) { |
| /* process 32x8 blocks */ |
| src = (coeffs + 32 * 8 * row_cnt); |
| |
| hevc_idct_transpose_32x8_to_8x32(src, tmp_buf_ptr); |
| hevc_idct_8x32_column_lsx(tmp_buf_ptr, buf_pitch, round); |
| hevc_idct_transpose_8x32_to_32x8(tmp_buf_ptr, src); |
| } |
| } |
