9c01aa1b0c
This minimize code differences between AOM master and nextgenv2 Change-Id: If144865bdf3ef0818e7aac11018b9e786444c550
80 lines
3.2 KiB
C
80 lines
3.2 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 "aom_dsp/mips/inv_txfm_msa.h"
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void av1_iht8x8_64_add_msa(const int16_t *input, uint8_t *dst,
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int32_t dst_stride, int32_t tx_type) {
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v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
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/* load vector elements of 8x8 block */
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LD_SH8(input, 8, in0, in1, in2, in3, in4, in5, in6, in7);
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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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switch (tx_type) {
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case DCT_DCT:
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/* DCT in horizontal */
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AOM_IDCT8x8_1D(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2, in3,
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in4, in5, in6, in7);
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/* DCT in vertical */
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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_IDCT8x8_1D(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2, in3,
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in4, in5, in6, in7);
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break;
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case ADST_DCT:
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/* DCT in horizontal */
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AOM_IDCT8x8_1D(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2, in3,
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in4, in5, in6, in7);
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/* ADST in vertical */
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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 DCT_ADST:
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/* ADST in horizontal */
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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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/* DCT in vertical */
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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_IDCT8x8_1D(in0, in1, in2, in3, in4, in5, in6, in7, in0, in1, in2, in3,
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in4, in5, in6, in7);
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break;
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case ADST_ADST:
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/* ADST in horizontal */
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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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/* ADST in vertical */
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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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/* final rounding (add 2^4, divide by 2^5) and shift */
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SRARI_H4_SH(in0, in1, in2, in3, 5);
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SRARI_H4_SH(in4, in5, in6, in7, 5);
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/* add block and store 8x8 */
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AOM_ADDBLK_ST8x4_UB(dst, dst_stride, in0, in1, in2, in3);
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dst += (4 * dst_stride);
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AOM_ADDBLK_ST8x4_UB(dst, dst_stride, in4, in5, in6, in7);
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}
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