From d521b7280c2ac0b990e53abf27c40bcde9540202 Mon Sep 17 00:00:00 2001 From: sunyuechi Date: Wed, 15 May 2024 11:55:49 +0800 Subject: [PATCH] lavc/vp9dsp: R-V V ipred tm MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit C908: vp9_tm_4x4_8bpp_c: 116.5 vp9_tm_4x4_8bpp_rvv_i32: 43.5 vp9_tm_8x8_8bpp_c: 416.2 vp9_tm_8x8_8bpp_rvv_i32: 86.0 vp9_tm_16x16_8bpp_c: 1665.5 vp9_tm_16x16_8bpp_rvv_i32: 187.2 vp9_tm_32x32_8bpp_c: 6974.2 vp9_tm_32x32_8bpp_rvv_i32: 625.7 Signed-off-by: Rémi Denis-Courmont --- libavcodec/riscv/vp9_intra_rvv.S | 118 +++++++++++++++++++++++++++++++ libavcodec/riscv/vp9dsp.h | 8 +++ libavcodec/riscv/vp9dsp_init.c | 4 ++ 3 files changed, 130 insertions(+) diff --git a/libavcodec/riscv/vp9_intra_rvv.S b/libavcodec/riscv/vp9_intra_rvv.S index ca156d65cd..280c497687 100644 --- a/libavcodec/riscv/vp9_intra_rvv.S +++ b/libavcodec/riscv/vp9_intra_rvv.S @@ -173,3 +173,121 @@ func ff_h_8x8_rvv, zve32x ret endfunc + +.macro tm_sum4 dst1, dst2, dst3, dst4, top, n1 + lbu t1, \n1(a2) + lbu t2, (\n1-1)(a2) + lbu t3, (\n1-2)(a2) + lbu t4, (\n1-3)(a2) + sub t1, t1, a4 + sub t2, t2, a4 + sub t3, t3, a4 + sub t4, t4, a4 + vadd.vx \dst1, \top, t1 + vadd.vx \dst2, \top, t2 + vadd.vx \dst3, \top, t3 + vadd.vx \dst4, \top, t4 +.endm + +func ff_tm_32x32_rvv, zve32x + lbu a4, -1(a3) + li t5, 32 + + .irp offset 31, 23, 15, 7 + vsetvli zero, t5, e16, m4, ta, ma + vle8.v v8, (a3) + vzext.vf2 v28, v8 + + tm_sum4 v0, v4, v8, v12, v28, \offset + tm_sum4 v16, v20, v24, v28, v28, (\offset-4) + + .irp n 0, 4, 8, 12, 16, 20, 24, 28 + vmax.vx v\n, v\n, zero + .endr + + vsetvli zero, zero, e8, m2, ta, ma + .irp n 0, 4, 8, 12, 16, 20, 24, 28 + vnclipu.wi v\n, v\n, 0 + vse8.v v\n, (a0) + add a0, a0, a1 + .endr + .endr + + ret +endfunc + +func ff_tm_16x16_rvv, zve32x + vsetivli zero, 16, e16, m2, ta, ma + vle8.v v8, (a3) + vzext.vf2 v30, v8 + lbu a4, -1(a3) + + tm_sum4 v0, v2, v4, v6, v30, 15 + tm_sum4 v8, v10, v12, v14, v30, 11 + tm_sum4 v16, v18, v20, v22, v30, 7 + tm_sum4 v24, v26, v28, v30, v30, 3 + + .irp n 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30 + vmax.vx v\n, v\n, zero + .endr + + vsetvli zero, zero, e8, m1, ta, ma + .irp n 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28 + vnclipu.wi v\n, v\n, 0 + vse8.v v\n, (a0) + add a0, a0, a1 + .endr + vnclipu.wi v30, v30, 0 + vse8.v v30, (a0) + + ret +endfunc + +func ff_tm_8x8_rvv, zve32x + vsetivli zero, 8, e16, m1, ta, ma + vle8.v v8, (a3) + vzext.vf2 v28, v8 + lbu a4, -1(a3) + + tm_sum4 v16, v17, v18, v19, v28, 7 + tm_sum4 v20, v21, v22, v23, v28, 3 + + .irp n 16, 17, 18, 19, 20, 21, 22, 23 + vmax.vx v\n, v\n, zero + .endr + + vsetvli zero, zero, e8, mf2, ta, ma + .irp n 16, 17, 18, 19, 20, 21, 22 + vnclipu.wi v\n, v\n, 0 + vse8.v v\n, (a0) + add a0, a0, a1 + .endr + vnclipu.wi v24, v23, 0 + vse8.v v24, (a0) + + ret +endfunc + +func ff_tm_4x4_rvv, zve32x + vsetivli zero, 4, e16, mf2, ta, ma + vle8.v v8, (a3) + vzext.vf2 v28, v8 + lbu a4, -1(a3) + + tm_sum4 v16, v17, v18, v19, v28, 3 + + .irp n 16, 17, 18, 19 + vmax.vx v\n, v\n, zero + .endr + + vsetvli zero, zero, e8, mf4, ta, ma + .irp n 16, 17, 18 + vnclipu.wi v\n, v\n, 0 + vse8.v v\n, (a0) + add a0, a0, a1 + .endr + vnclipu.wi v24, v19, 0 + vse8.v v24, (a0) + + ret +endfunc diff --git a/libavcodec/riscv/vp9dsp.h b/libavcodec/riscv/vp9dsp.h index 0ad961c7e0..79330b4968 100644 --- a/libavcodec/riscv/vp9dsp.h +++ b/libavcodec/riscv/vp9dsp.h @@ -72,6 +72,14 @@ void ff_h_16x16_rvv(uint8_t *dst, ptrdiff_t stride, const uint8_t *l, const uint8_t *a); void ff_h_8x8_rvv(uint8_t *dst, ptrdiff_t stride, const uint8_t *l, const uint8_t *a); +void ff_tm_32x32_rvv(uint8_t *dst, ptrdiff_t stride, const uint8_t *l, + const uint8_t *a); +void ff_tm_16x16_rvv(uint8_t *dst, ptrdiff_t stride, const uint8_t *l, + const uint8_t *a); +void ff_tm_8x8_rvv(uint8_t *dst, ptrdiff_t stride, const uint8_t *l, + const uint8_t *a); +void ff_tm_4x4_rvv(uint8_t *dst, ptrdiff_t stride, const uint8_t *l, + const uint8_t *a); #define VP9_8TAP_RISCV_RVV_FUNC(SIZE, type, type_idx) \ void ff_put_8tap_##type##_##SIZE##h_rvv(uint8_t *dst, ptrdiff_t dststride, \ diff --git a/libavcodec/riscv/vp9dsp_init.c b/libavcodec/riscv/vp9dsp_init.c index f046faf412..ab99294d44 100644 --- a/libavcodec/riscv/vp9dsp_init.c +++ b/libavcodec/riscv/vp9dsp_init.c @@ -89,6 +89,10 @@ static av_cold void vp9dsp_intrapred_init_riscv(VP9DSPContext *dsp, int bpp) dsp->intra_pred[TX_32X32][HOR_PRED] = ff_h_32x32_rvv; dsp->intra_pred[TX_16X16][HOR_PRED] = ff_h_16x16_rvv; dsp->intra_pred[TX_8X8][HOR_PRED] = ff_h_8x8_rvv; + dsp->intra_pred[TX_32X32][TM_VP8_PRED] = ff_tm_32x32_rvv; + dsp->intra_pred[TX_16X16][TM_VP8_PRED] = ff_tm_16x16_rvv; + dsp->intra_pred[TX_8X8][TM_VP8_PRED] = ff_tm_8x8_rvv; + dsp->intra_pred[TX_4X4][TM_VP8_PRED] = ff_tm_4x4_rvv; } #endif #endif