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lavc/vc1dsp: R-V V mspel_pixels
C908 X60 vc1dsp.avg_vc1_mspel_pixels_tab[0][0]_c : 14.7 13.2 vc1dsp.avg_vc1_mspel_pixels_tab[0][0]_rvv_i32 : 2.5 2.2 vc1dsp.avg_vc1_mspel_pixels_tab[1][0]_c : 3.7 3.5 vc1dsp.avg_vc1_mspel_pixels_tab[1][0]_rvv_i64 : 1.0 1.2 vc1dsp.put_vc1_mspel_pixels_tab[0][0]_c : 9.0 8.0 vc1dsp.put_vc1_mspel_pixels_tab[0][0]_rvi : 1.0 1.0 vc1dsp.put_vc1_mspel_pixels_tab[1][0]_c : 2.5 2.2 vc1dsp.put_vc1_mspel_pixels_tab[1][0]_rvi : 0.5 0.5 Signed-off-by: Rémi Denis-Courmont <remi@remlab.net>
This commit is contained in:
sunyuechi
Rémi Denis-Courmont
parent
7b47099bc0
commit
d4083ecb7c
@ -58,6 +58,7 @@ RVV-OBJS-$(CONFIG_TAK_DECODER) += riscv/takdsp_rvv.o
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OBJS-$(CONFIG_UTVIDEO_DECODER) += riscv/utvideodsp_init.o
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RVV-OBJS-$(CONFIG_UTVIDEO_DECODER) += riscv/utvideodsp_rvv.o
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OBJS-$(CONFIG_VC1DSP) += riscv/vc1dsp_init.o
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RV-OBJS-$(CONFIG_VC1DSP) += riscv/vc1dsp_rvi.o
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RVV-OBJS-$(CONFIG_VC1DSP) += riscv/vc1dsp_rvv.o
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OBJS-$(CONFIG_VP8DSP) += riscv/vp8dsp_init.o
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RV-OBJS-$(CONFIG_VP8DSP) += riscv/vp8dsp_rvi.o
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@ -29,19 +29,33 @@ void ff_vc1_inv_trans_8x8_dc_rvv(uint8_t *dest, ptrdiff_t stride, int16_t *block
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void ff_vc1_inv_trans_4x8_dc_rvv(uint8_t *dest, ptrdiff_t stride, int16_t *block);
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void ff_vc1_inv_trans_8x4_dc_rvv(uint8_t *dest, ptrdiff_t stride, int16_t *block);
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void ff_vc1_inv_trans_4x4_dc_rvv(uint8_t *dest, ptrdiff_t stride, int16_t *block);
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void ff_put_pixels16x16_rvi(uint8_t *dst, const uint8_t *src, ptrdiff_t line_size, int rnd);
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void ff_put_pixels8x8_rvi(uint8_t *dst, const uint8_t *src, ptrdiff_t line_size, int rnd);
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void ff_avg_pixels16x16_rvv(uint8_t *dst, const uint8_t *src, ptrdiff_t line_size, int rnd);
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void ff_avg_pixels8x8_rvv(uint8_t *dst, const uint8_t *src, ptrdiff_t line_size, int rnd);
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av_cold void ff_vc1dsp_init_riscv(VC1DSPContext *dsp)
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{
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#if HAVE_RVV
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#if HAVE_RV
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int flags = av_get_cpu_flags();
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# if __riscv_xlen >= 64
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if (flags & AV_CPU_FLAG_RVI) {
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dsp->put_vc1_mspel_pixels_tab[1][0] = ff_put_pixels8x8_rvi;
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dsp->put_vc1_mspel_pixels_tab[0][0] = ff_put_pixels16x16_rvi;
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}
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# endif
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#if HAVE_RVV
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if (flags & AV_CPU_FLAG_RVV_I32 && ff_rv_vlen_least(128)) {
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dsp->vc1_inv_trans_4x8_dc = ff_vc1_inv_trans_4x8_dc_rvv;
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dsp->vc1_inv_trans_4x4_dc = ff_vc1_inv_trans_4x4_dc_rvv;
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dsp->avg_vc1_mspel_pixels_tab[0][0] = ff_avg_pixels16x16_rvv;
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if (flags & AV_CPU_FLAG_RVV_I64) {
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dsp->vc1_inv_trans_8x8_dc = ff_vc1_inv_trans_8x8_dc_rvv;
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dsp->vc1_inv_trans_8x4_dc = ff_vc1_inv_trans_8x4_dc_rvv;
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dsp->avg_vc1_mspel_pixels_tab[1][0] = ff_avg_pixels8x8_rvv;
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}
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}
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#endif
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#endif
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}
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47
libavcodec/riscv/vc1dsp_rvi.S
Normal file
47
libavcodec/riscv/vc1dsp_rvi.S
Normal file
@ -0,0 +1,47 @@
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/*
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* Copyright (c) 2024 Institue of Software Chinese Academy of Sciences (ISCAS).
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "libavutil/riscv/asm.S"
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#if __riscv_xlen >= 64
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func ff_put_pixels8x8_rvi
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.rept 8
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ld t0, (a1)
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sd t0, (a0)
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add a1, a1, a2
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add a0, a0, a2
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.endr
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ret
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endfunc
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func ff_put_pixels16x16_rvi
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.rept 16
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ld t0, (a1)
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ld t1, 8(a1)
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sd t0, (a0)
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sd t1, 8(a0)
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add a1, a1, a2
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add a0, a0, a2
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.endr
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ret
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endfunc
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#endif
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@ -111,3 +111,51 @@ func ff_vc1_inv_trans_4x4_dc_rvv, zve32x
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vsse32.v v0, (a0), a1
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ret
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endfunc
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.macro mspel_op op pos n1 n2
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add t1, \pos, a2
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v\op\()e8.v v\n1, (\pos)
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sh1add \pos, a2, \pos
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v\op\()e8.v v\n2, (t1)
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.endm
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.macro mspel_op_all op pos a1 a2 a3 a4 a5 a6 a7 a8 a9 a10 a11 a12 a13 a14 a15 a16
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mspel_op \op \pos \a1 \a2
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mspel_op \op \pos \a3 \a4
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mspel_op \op \pos \a5 \a6
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mspel_op \op \pos \a7 \a8
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mspel_op \op \pos \a9 \a10
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mspel_op \op \pos \a11 \a12
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mspel_op \op \pos \a13 \a14
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mspel_op \op \pos \a15 \a16
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.endm
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func ff_avg_pixels16x16_rvv, zve32x
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csrwi vxrm, 0
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vsetivli zero, 16, e8, m1, ta, ma
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mspel_op_all l a1 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
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mspel_op_all l a0 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
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vsetvli t0, zero, e8, m8, ta, ma
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sub a0, a0, a2
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vaaddu.vv v0, v0, v16
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neg a2, a2
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vaaddu.vv v8, v8, v24
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vsetivli zero, 16, e8, m1, ta, ma
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mspel_op_all s a0 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
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ret
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endfunc
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func ff_avg_pixels8x8_rvv, zve64x
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csrwi vxrm, 0
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li t0, 64
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vsetivli zero, 8, e8, mf2, ta, ma
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vlse64.v v16, (a1), a2
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vlse64.v v8, (a0), a2
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vsetvli zero, t0, e8, m4, ta, ma
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vaaddu.vv v16, v16, v8
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vsetivli zero, 8, e8, mf2, ta, ma
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vsse64.v v16, (a0), a2
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ret
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endfunc
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