diff options
Diffstat (limited to 'libvpx/vp8/encoder/loongarch/quantize_lsx.c')
| -rw-r--r-- | libvpx/vp8/encoder/loongarch/quantize_lsx.c | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/libvpx/vp8/encoder/loongarch/quantize_lsx.c b/libvpx/vp8/encoder/loongarch/quantize_lsx.c new file mode 100644 index 000000000..75889192a --- /dev/null +++ b/libvpx/vp8/encoder/loongarch/quantize_lsx.c @@ -0,0 +1,145 @@ +/* + * Copyright (c) 2022 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <stdint.h> +#include "./vp8_rtcd.h" +#include "vpx_util/loongson_intrinsics.h" +#include "vp8/encoder/block.h" + +#define BOOST_QUANT1(_in0, _in1, _in2, _ui) \ + { \ + if (boost_temp[0] <= __lsx_vpickve2gr_h(_in0, _ui)) { \ + if (__lsx_vpickve2gr_h(_in1, _ui)) { \ + eob = _ui; \ + boost_temp = zbin_boost; \ + } else { \ + boost_temp++; \ + } \ + } else { \ + _in2 = __lsx_vinsgr2vr_h(_in2, 0, _ui); \ + boost_temp++; \ + } \ + } + +#define BOOST_QUANT2(_in0, _in1, _in2, _ui) \ + { \ + if (boost_temp[0] <= __lsx_vpickve2gr_h(_in0, _ui)) { \ + if (__lsx_vpickve2gr_h(_in1, _ui)) { \ + eob = _ui + 8; \ + boost_temp = zbin_boost; \ + } else { \ + boost_temp++; \ + } \ + } else { \ + _in2 = __lsx_vinsgr2vr_h(_in2, 0, _ui); \ + boost_temp++; \ + } \ + } + +static int8_t exact_regular_quantize_b_lsx( + int16_t *zbin_boost, int16_t *coeff_ptr, int16_t *zbin, int16_t *round, + int16_t *quant, int16_t *quant_shift, int16_t *de_quant, int16_t zbin_oq_in, + int16_t *q_coeff, int16_t *dq_coeff) { + int32_t eob; + int16_t *boost_temp = zbin_boost; + __m128i inv_zig_zag = { 0x0C07040206050100, 0x0F0E0A090D0B0803 }; + __m128i sign_z0, sign_z1, q_coeff0, q_coeff1; + __m128i z_bin0, z_bin1, zbin_o_q, x0, x1, sign_x0, sign_x1, de_quant0, + de_quant1; + __m128i z0, z1, round0, round1, quant0, quant2; + __m128i inv_zig_zag0, inv_zig_zag1; + __m128i zigzag_mask0 = { 0x0008000400010000, 0x0006000300020005 }; + __m128i zigzag_mask1 = { 0x000A000D000C0009, 0X000F000E000B0007 }; + __m128i tmp0, tmp1, tmp2, tmp3; + __m128i zero = __lsx_vldi(0); + + zbin_o_q = __lsx_vreplgr2vr_h(zbin_oq_in); + inv_zig_zag0 = __lsx_vilvl_b(zero, inv_zig_zag); + inv_zig_zag1 = __lsx_vilvh_b(zero, inv_zig_zag); + eob = -1; + DUP4_ARG2(__lsx_vld, coeff_ptr, 0, coeff_ptr, 16, round, 0, round, 16, tmp0, + tmp1, tmp2, tmp3); + DUP4_ARG3(__lsx_vshuf_h, zigzag_mask0, tmp1, tmp0, zigzag_mask1, tmp1, tmp0, + zigzag_mask0, tmp3, tmp2, zigzag_mask1, tmp3, tmp2, z0, z1, round0, + round1); + DUP4_ARG2(__lsx_vld, quant, 0, quant, 16, zbin, 0, zbin, 16, tmp0, tmp1, tmp2, + tmp3); + DUP4_ARG3(__lsx_vshuf_h, zigzag_mask0, tmp1, tmp0, zigzag_mask1, tmp1, tmp0, + zigzag_mask0, tmp3, tmp2, zigzag_mask1, tmp3, tmp2, quant0, quant2, + z_bin0, z_bin1); + DUP2_ARG2(__lsx_vsrai_h, z0, 15, z1, 15, sign_z0, sign_z1); + DUP2_ARG2(__lsx_vadda_h, z0, zero, z1, zero, x0, x1); + DUP2_ARG2(__lsx_vsub_h, x0, z_bin0, x1, z_bin1, z_bin0, z_bin1); + DUP2_ARG2(__lsx_vsub_h, z_bin0, zbin_o_q, z_bin1, zbin_o_q, z_bin0, z_bin1); + DUP2_ARG2(__lsx_vmulwev_w_h, quant0, round0, quant2, round1, tmp0, tmp2); + DUP2_ARG2(__lsx_vmulwod_w_h, quant0, round0, quant2, round1, tmp1, tmp3); + DUP2_ARG3(__lsx_vmaddwev_w_h, tmp0, quant0, x0, tmp2, quant2, x1, tmp0, tmp2); + DUP2_ARG3(__lsx_vmaddwod_w_h, tmp1, quant0, x0, tmp3, quant2, x1, tmp1, tmp3); + DUP2_ARG2(__lsx_vpackod_h, tmp1, tmp0, tmp3, tmp2, q_coeff0, q_coeff1); + + DUP2_ARG2(__lsx_vld, quant_shift, 0, quant_shift, 16, tmp1, tmp3); + DUP2_ARG3(__lsx_vshuf_h, zigzag_mask0, tmp3, tmp1, zigzag_mask1, tmp3, tmp1, + quant0, quant2); + DUP2_ARG2(__lsx_vadd_h, x0, round0, x1, round1, x0, x1); + DUP2_ARG2(__lsx_vmulwev_w_h, quant0, q_coeff0, quant2, q_coeff1, tmp0, tmp2); + DUP2_ARG2(__lsx_vmulwod_w_h, quant0, q_coeff0, quant2, q_coeff1, tmp1, tmp3); + DUP2_ARG3(__lsx_vmaddwev_w_h, tmp0, quant0, x0, tmp2, quant2, x1, tmp0, tmp2); + DUP2_ARG3(__lsx_vmaddwod_w_h, tmp1, quant0, x0, tmp3, quant2, x1, tmp1, tmp3); + DUP2_ARG2(__lsx_vpackod_h, tmp1, tmp0, tmp3, tmp2, x0, x1); + DUP2_ARG2(__lsx_vxor_v, x0, sign_z0, x1, sign_z1, sign_x0, sign_x1); + DUP2_ARG2(__lsx_vsub_h, sign_x0, sign_z0, sign_x1, sign_z1, sign_x0, sign_x1); + + BOOST_QUANT1(z_bin0, x0, sign_x0, 0); + BOOST_QUANT1(z_bin0, x0, sign_x0, 1); + BOOST_QUANT1(z_bin0, x0, sign_x0, 2); + BOOST_QUANT1(z_bin0, x0, sign_x0, 3); + BOOST_QUANT1(z_bin0, x0, sign_x0, 4); + BOOST_QUANT1(z_bin0, x0, sign_x0, 5); + BOOST_QUANT1(z_bin0, x0, sign_x0, 6); + BOOST_QUANT1(z_bin0, x0, sign_x0, 7); + + BOOST_QUANT2(z_bin1, x1, sign_x1, 0); + BOOST_QUANT2(z_bin1, x1, sign_x1, 1); + BOOST_QUANT2(z_bin1, x1, sign_x1, 2); + BOOST_QUANT2(z_bin1, x1, sign_x1, 3); + BOOST_QUANT2(z_bin1, x1, sign_x1, 4); + BOOST_QUANT2(z_bin1, x1, sign_x1, 5); + BOOST_QUANT2(z_bin1, x1, sign_x1, 6); + BOOST_QUANT2(z_bin1, x1, sign_x1, 7); + + DUP2_ARG2(__lsx_vld, de_quant, 0, de_quant, 16, de_quant0, de_quant1); + DUP2_ARG3(__lsx_vshuf_h, inv_zig_zag0, sign_x1, sign_x0, inv_zig_zag1, + sign_x1, sign_x0, q_coeff0, q_coeff1); + DUP2_ARG2(__lsx_vmul_h, de_quant0, q_coeff0, de_quant1, q_coeff1, de_quant0, + de_quant1); + __lsx_vst(q_coeff0, q_coeff, 0); + __lsx_vst(q_coeff1, q_coeff, 16); + __lsx_vst(de_quant0, dq_coeff, 0); + __lsx_vst(de_quant1, dq_coeff, 16); + + return (int8_t)(eob + 1); +} + +void vp8_regular_quantize_b_lsx(BLOCK *b, BLOCKD *d) { + int16_t *zbin_boost_ptr = b->zrun_zbin_boost; + int16_t *coeff_ptr = b->coeff; + int16_t *zbin_ptr = b->zbin; + int16_t *round_ptr = b->round; + int16_t *quant_ptr = b->quant; + int16_t *quant_shift_ptr = b->quant_shift; + int16_t *qcoeff_ptr = d->qcoeff; + int16_t *dqcoeff_ptr = d->dqcoeff; + int16_t *dequant_ptr = d->dequant; + int16_t zbin_oq_value = b->zbin_extra; + + *d->eob = exact_regular_quantize_b_lsx( + zbin_boost_ptr, coeff_ptr, zbin_ptr, round_ptr, quant_ptr, + quant_shift_ptr, dequant_ptr, zbin_oq_value, qcoeff_ptr, dqcoeff_ptr); +} |