From 68569dee1416593955c1570d638b3d9250b33012 Mon Sep 17 00:00:00 2001 From: trav90 Date: Mon, 15 Oct 2018 21:45:30 -0500 Subject: Import aom library This is the reference implementation for the Alliance for Open Media's av1 video code. The commit used was 4d668d7feb1f8abd809d1bca0418570a7f142a36. --- third_party/aom/av1/encoder/mips/msa/error_msa.c | 108 +++++++++++++++++++++++ 1 file changed, 108 insertions(+) create mode 100644 third_party/aom/av1/encoder/mips/msa/error_msa.c (limited to 'third_party/aom/av1/encoder/mips/msa/error_msa.c') diff --git a/third_party/aom/av1/encoder/mips/msa/error_msa.c b/third_party/aom/av1/encoder/mips/msa/error_msa.c new file mode 100644 index 000000000..8d13af7ad --- /dev/null +++ b/third_party/aom/av1/encoder/mips/msa/error_msa.c @@ -0,0 +1,108 @@ +/* + * Copyright (c) 2016, Alliance for Open Media. All rights reserved + * + * This source code is subject to the terms of the BSD 2 Clause License and + * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License + * was not distributed with this source code in the LICENSE file, you can + * obtain it at www.aomedia.org/license/software. If the Alliance for Open + * Media Patent License 1.0 was not distributed with this source code in the + * PATENTS file, you can obtain it at www.aomedia.org/license/patent. + */ + +#include "./av1_rtcd.h" +#include "aom_dsp/mips/macros_msa.h" + +#define BLOCK_ERROR_BLOCKSIZE_MSA(BSize) \ + static int64_t block_error_##BSize##size_msa( \ + const int16_t *coeff_ptr, const int16_t *dq_coeff_ptr, int64_t *ssz) { \ + int64_t err = 0; \ + uint32_t loop_cnt; \ + v8i16 coeff, dq_coeff, coeff_r_h, coeff_l_h; \ + v4i32 diff_r, diff_l, coeff_r_w, coeff_l_w; \ + v2i64 sq_coeff_r, sq_coeff_l; \ + v2i64 err0, err_dup0, err1, err_dup1; \ + \ + coeff = LD_SH(coeff_ptr); \ + dq_coeff = LD_SH(dq_coeff_ptr); \ + UNPCK_SH_SW(coeff, coeff_r_w, coeff_l_w); \ + ILVRL_H2_SH(coeff, dq_coeff, coeff_r_h, coeff_l_h); \ + HSUB_UH2_SW(coeff_r_h, coeff_l_h, diff_r, diff_l); \ + DOTP_SW2_SD(coeff_r_w, coeff_l_w, coeff_r_w, coeff_l_w, sq_coeff_r, \ + sq_coeff_l); \ + DOTP_SW2_SD(diff_r, diff_l, diff_r, diff_l, err0, err1); \ + \ + coeff = LD_SH(coeff_ptr + 8); \ + dq_coeff = LD_SH(dq_coeff_ptr + 8); \ + UNPCK_SH_SW(coeff, coeff_r_w, coeff_l_w); \ + ILVRL_H2_SH(coeff, dq_coeff, coeff_r_h, coeff_l_h); \ + HSUB_UH2_SW(coeff_r_h, coeff_l_h, diff_r, diff_l); \ + DPADD_SD2_SD(coeff_r_w, coeff_l_w, sq_coeff_r, sq_coeff_l); \ + DPADD_SD2_SD(diff_r, diff_l, err0, err1); \ + \ + coeff_ptr += 16; \ + dq_coeff_ptr += 16; \ + \ + for (loop_cnt = ((BSize >> 4) - 1); loop_cnt--;) { \ + coeff = LD_SH(coeff_ptr); \ + dq_coeff = LD_SH(dq_coeff_ptr); \ + UNPCK_SH_SW(coeff, coeff_r_w, coeff_l_w); \ + ILVRL_H2_SH(coeff, dq_coeff, coeff_r_h, coeff_l_h); \ + HSUB_UH2_SW(coeff_r_h, coeff_l_h, diff_r, diff_l); \ + DPADD_SD2_SD(coeff_r_w, coeff_l_w, sq_coeff_r, sq_coeff_l); \ + DPADD_SD2_SD(diff_r, diff_l, err0, err1); \ + \ + coeff = LD_SH(coeff_ptr + 8); \ + dq_coeff = LD_SH(dq_coeff_ptr + 8); \ + UNPCK_SH_SW(coeff, coeff_r_w, coeff_l_w); \ + ILVRL_H2_SH(coeff, dq_coeff, coeff_r_h, coeff_l_h); \ + HSUB_UH2_SW(coeff_r_h, coeff_l_h, diff_r, diff_l); \ + DPADD_SD2_SD(coeff_r_w, coeff_l_w, sq_coeff_r, sq_coeff_l); \ + DPADD_SD2_SD(diff_r, diff_l, err0, err1); \ + \ + coeff_ptr += 16; \ + dq_coeff_ptr += 16; \ + } \ + \ + err_dup0 = __msa_splati_d(sq_coeff_r, 1); \ + err_dup1 = __msa_splati_d(sq_coeff_l, 1); \ + sq_coeff_r += err_dup0; \ + sq_coeff_l += err_dup1; \ + *ssz = __msa_copy_s_d(sq_coeff_r, 0); \ + *ssz += __msa_copy_s_d(sq_coeff_l, 0); \ + \ + err_dup0 = __msa_splati_d(err0, 1); \ + err_dup1 = __msa_splati_d(err1, 1); \ + err0 += err_dup0; \ + err1 += err_dup1; \ + err = __msa_copy_s_d(err0, 0); \ + err += __msa_copy_s_d(err1, 0); \ + \ + return err; \ + } + +/* clang-format off */ +BLOCK_ERROR_BLOCKSIZE_MSA(16) +BLOCK_ERROR_BLOCKSIZE_MSA(64) +BLOCK_ERROR_BLOCKSIZE_MSA(256) +BLOCK_ERROR_BLOCKSIZE_MSA(1024) +/* clang-format on */ + +int64_t av1_block_error_msa(const tran_low_t *coeff_ptr, + const tran_low_t *dq_coeff_ptr, intptr_t blk_size, + int64_t *ssz) { + int64_t err; + const int16_t *coeff = (const int16_t *)coeff_ptr; + const int16_t *dq_coeff = (const int16_t *)dq_coeff_ptr; + + switch (blk_size) { + case 16: err = block_error_16size_msa(coeff, dq_coeff, ssz); break; + case 64: err = block_error_64size_msa(coeff, dq_coeff, ssz); break; + case 256: err = block_error_256size_msa(coeff, dq_coeff, ssz); break; + case 1024: err = block_error_1024size_msa(coeff, dq_coeff, ssz); break; + default: + err = av1_block_error_c(coeff_ptr, dq_coeff_ptr, blk_size, ssz); + break; + } + + return err; +} -- cgit v1.2.3