From: sunyuechi <sunyue...@iscas.ac.cn>
k230
banana_f3
put_hevc_pel_uni_pixels4_8_c: 126.3 ( 1.00x) 90.5 (
1.00x)
put_hevc_pel_uni_pixels4_8_rvv_i32: 24.6 ( 5.14x) 17.5 (
5.18x)
put_hevc_pel_uni_pixels8_8_c: 293.1 ( 1.00x) 153.0
( 1.00x)
put_hevc_pel_uni_pixels8_8_rvv_i32: 34.1 ( 8.60x) 38.5 (
3.98x)
put_hevc_pel_uni_pixels16_8_c: 1172.6 ( 1.00x) 288.2
( 1.00x)
put_hevc_pel_uni_pixels16_8_rvv_i32: 61.6 (19.04x) 48.7 (
5.92x)
put_hevc_pel_uni_pixels32_8_c: 1135.8 ( 1.00x) 517.5
( 1.00x)
put_hevc_pel_uni_pixels32_8_rvv_i32: 209.8 ( 5.41x) 121.7
( 4.25x)
put_hevc_pel_uni_pixels64_8_c: 2617.1 ( 1.00x) 1257.0
( 1.00x)
put_hevc_pel_uni_pixels64_8_rvv_i32: 709.6 ( 3.69x) 486.2
( 2.59x)
---
libavcodec/hevc/dsp.c | 2 +
libavcodec/hevc/dsp.h | 1 +
libavcodec/riscv/Makefile | 2 +
libavcodec/riscv/hevcdsp.h | 32 +++++++++++++
libavcodec/riscv/hevcdsp_init.c | 80 +++++++++++++++++++++++++++++++++
5 files changed, 117 insertions(+)
create mode 100644 libavcodec/riscv/hevcdsp.h
create mode 100644 libavcodec/riscv/hevcdsp_init.c
diff --git a/libavcodec/hevc/dsp.c b/libavcodec/hevc/dsp.c
index 60f059292c..c2e72cd0f5 100644
--- a/libavcodec/hevc/dsp.c
+++ b/libavcodec/hevc/dsp.c
@@ -265,6 +265,8 @@ int i = 0;
ff_hevc_dsp_init_arm(hevcdsp, bit_depth);
#elif ARCH_PPC
ff_hevc_dsp_init_ppc(hevcdsp, bit_depth);
+#elif ARCH_RISCV
+ ff_hevc_dsp_init_riscv(hevcdsp, bit_depth);
#elif ARCH_X86
ff_hevc_dsp_init_x86(hevcdsp, bit_depth);
#elif ARCH_MIPS
diff --git a/libavcodec/hevc/dsp.h b/libavcodec/hevc/dsp.h
index 02b8e0e8e2..6d77a470ff 100644
--- a/libavcodec/hevc/dsp.h
+++ b/libavcodec/hevc/dsp.h
@@ -133,6 +133,7 @@ extern const int8_t ff_hevc_qpel_filters[4][16];
void ff_hevc_dsp_init_aarch64(HEVCDSPContext *c, const int bit_depth);
void ff_hevc_dsp_init_arm(HEVCDSPContext *c, const int bit_depth);
void ff_hevc_dsp_init_ppc(HEVCDSPContext *c, const int bit_depth);
+void ff_hevc_dsp_init_riscv(HEVCDSPContext *c, const int bit_depth);
void ff_hevc_dsp_init_x86(HEVCDSPContext *c, const int bit_depth);
void ff_hevc_dsp_init_mips(HEVCDSPContext *c, const int bit_depth);
void ff_hevc_dsp_init_loongarch(HEVCDSPContext *c, const int bit_depth);
diff --git a/libavcodec/riscv/Makefile b/libavcodec/riscv/Makefile
index 1f1fa03329..a80d2fa2e7 100644
--- a/libavcodec/riscv/Makefile
+++ b/libavcodec/riscv/Makefile
@@ -35,6 +35,8 @@ RVV-OBJS-$(CONFIG_H264DSP) += riscv/h264addpx_rvv.o
riscv/h264dsp_rvv.o \
riscv/h264idct_rvv.o
OBJS-$(CONFIG_H264QPEL) += riscv/h264qpel_init.o
RVV-OBJS-$(CONFIG_H264QPEL) += riscv/h264qpel_rvv.o
+OBJS-$(CONFIG_HEVC_DECODER) += riscv/hevcdsp_init.o
+RVV-OBJS-$(CONFIG_HEVC_DECODER) += riscv/h26x/h2656_inter_rvv.o
OBJS-$(CONFIG_HUFFYUV_DECODER) += riscv/huffyuvdsp_init.o
RVV-OBJS-$(CONFIG_HUFFYUV_DECODER) += riscv/huffyuvdsp_rvv.o
OBJS-$(CONFIG_IDCTDSP) += riscv/idctdsp_init.o
diff --git a/libavcodec/riscv/hevcdsp.h b/libavcodec/riscv/hevcdsp.h
new file mode 100644
index 0000000000..7b42e49f41
--- /dev/null
+++ b/libavcodec/riscv/hevcdsp.h
@@ -0,0 +1,32 @@
+/*
+ * HEVC video decoder
+ *
+ * Copyright (c) 2024 Institue of Software Chinese Academy of Sciences (ISCAS).
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVCODEC_RISCV_HEVCDSP_H
+#define AVCODEC_RISCV_HEVCDSP_H
+
+#include <stddef.h>
+#include <stdint.h>
+
+void ff_hevc_put_hevc_pel_uni_pixels_8_rvv_256(uint8_t *dst, ptrdiff_t
dststride,const uint8_t *_src, ptrdiff_t _srcstride, int height, intptr_t mx,
intptr_t my,int width);
+void ff_hevc_put_hevc_pel_uni_pixels_8_rvv_128(uint8_t *dst, ptrdiff_t
dststride,const uint8_t *_src, ptrdiff_t _srcstride, int height, intptr_t mx,
intptr_t my,int width);
+
+#endif // AVCODEC_RISCV_HEVCDSP_H
diff --git a/libavcodec/riscv/hevcdsp_init.c b/libavcodec/riscv/hevcdsp_init.c
new file mode 100644
index 0000000000..c00cf016a5
--- /dev/null
+++ b/libavcodec/riscv/hevcdsp_init.c
@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 2024 Institue of Software Chinese Academy of Sciences (ISCAS).
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "config.h"
+
+#include "libavutil/attributes.h"
+#include "libavutil/cpu.h"
+#include "libavutil/riscv/cpu.h"
+
+#include "libavcodec/hevc/dsp.h"
+#include "libavcodec/riscv/hevcdsp.h"
+#include "libavcodec/riscv/h26x/h2656dsp.h"
+
+#define FW_PUT_UNI(p, a, b, depth, opt) \
+void ff_hevc_put_hevc_ ## p ## _uni_pixels_ ## depth ## _##opt(uint8_t *dst,
ptrdiff_t dststride, \
+ const uint8_t *src,
ptrdiff_t srcstride, \
+ int height, intptr_t
mx, intptr_t my, int width) \
+{
\
+ ff_h2656_put_uni_ ## b ## _ ## depth ## _##opt(dst, dststride, src,
srcstride, height, NULL, NULL, width); \
+}
+
+#define FW_PUT_FUNCS(p, a, b, depth, opt) \
+ FW_PUT_UNI(p, a, b, depth, opt)
+
+FW_PUT_FUNCS(pel, pel_pixels, pixels, 8, rvv_256)
+FW_PUT_FUNCS(pel, pel_pixels, pixels, 8, rvv_128)
+
+#define RVV_FNASSIGN(member, v, h, fn, ext) \
+ member[1][v][h] = ff_hevc_put_hevc_##fn##_##8_##ext; \
+ member[3][v][h] = ff_hevc_put_hevc_##fn##_##8_##ext; \
+ member[5][v][h] = ff_hevc_put_hevc_##fn##_##8_##ext; \
+ member[7][v][h] = ff_hevc_put_hevc_##fn##_##8_##ext; \
+ member[9][v][h] = ff_hevc_put_hevc_##fn##_##8_##ext;
+
+void ff_hevc_dsp_init_riscv(HEVCDSPContext *c, const int bit_depth)
+{
+#if HAVE_RVV
+ const int flags = av_get_cpu_flags();
+ int vlenb = ff_get_rv_vlenb();
+
+ if ((flags & AV_CPU_FLAG_RVV_I32) && (flags & AV_CPU_FLAG_RVB) &&
+ vlenb >= 32) {
+ switch (bit_depth) {
+ case 8:
+ RVV_FNASSIGN(c->put_hevc_qpel_uni, 0, 0, pel_uni_pixels,
rvv_256);
+ RVV_FNASSIGN(c->put_hevc_epel_uni, 0, 0, pel_uni_pixels,
rvv_256);
+ break;
+ default:
+ break;
+ }
+ } else if ((flags & AV_CPU_FLAG_RVV_I32) && (flags & AV_CPU_FLAG_RVB) &&
+ vlenb >= 16) {
+ switch (bit_depth) {
+ case 8:
+ RVV_FNASSIGN(c->put_hevc_qpel_uni, 0, 0, pel_uni_pixels,
rvv_128);
+ RVV_FNASSIGN(c->put_hevc_epel_uni, 0, 0, pel_uni_pixels,
rvv_128);
+ break;
+ default:
+ break;
+ }
+ }
+#endif
+}
--
2.47.0
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