66 строки
2.7 KiB
C
66 строки
2.7 KiB
C
/*
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* Copyright (c) 2016, Alliance for Open Media. All rights reserved
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#include <assert.h>
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#include "av1/common/enums.h"
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#include "av1/encoder/mips/msa/fdct_msa.h"
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void av1_fht8x8_msa(const int16_t *input, int16_t *output, int32_t stride,
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int32_t tx_type) {
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v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
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LD_SH8(input, stride, in0, in1, in2, in3, in4, in5, in6, in7);
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SLLI_4V(in0, in1, in2, in3, 2);
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SLLI_4V(in4, in5, in6, in7, 2);
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switch (tx_type) {
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case DCT_DCT:
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AOM_FDCT8(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2, in3, in4,
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in5, in6, in7);
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TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2,
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in3, in4, in5, in6, in7);
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AOM_FDCT8(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2, in3, in4,
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in5, in6, in7);
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break;
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case ADST_DCT:
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AOM_ADST8(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2, in3, in4,
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in5, in6, in7);
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TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2,
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in3, in4, in5, in6, in7);
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AOM_FDCT8(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2, in3, in4,
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in5, in6, in7);
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break;
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case DCT_ADST:
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AOM_FDCT8(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2, in3, in4,
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in5, in6, in7);
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TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2,
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in3, in4, in5, in6, in7);
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AOM_ADST8(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2, in3, in4,
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in5, in6, in7);
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break;
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case ADST_ADST:
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AOM_ADST8(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2, in3, in4,
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in5, in6, in7);
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TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2,
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in3, in4, in5, in6, in7);
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AOM_ADST8(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2, in3, in4,
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in5, in6, in7);
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break;
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default: assert(0); break;
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}
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TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2, in3,
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in4, in5, in6, in7);
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SRLI_AVE_S_4V_H(in0, in1, in2, in3, in4, in5, in6, in7);
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ST_SH8(in0, in1, in2, in3, in4, in5, in6, in7, output, 8);
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}
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