diff --git a/libavcodec/vvc/Makefile b/libavcodec/vvc/Makefile
index e596659ba9..0f5c3daab0 100644
--- a/libavcodec/vvc/Makefile
+++ b/libavcodec/vvc/Makefile
@@ -12,4 +12,5 @@ OBJS-$(CONFIG_VVC_DECODER)          +=  vvc/vvcdec.o            \
                                         vvc/vvc_inter.o         \
                                         vvc/vvc_itx_1d.o        \
                                         vvc/vvc_intra.o         \
-                                        vvc/vvc_filter.o
+                                        vvc/vvc_filter.o        \
+                                        vvc/vvcdsp.o
diff --git a/libavcodec/vvc/vvcdsp.c b/libavcodec/vvc/vvcdsp.c
new file mode 100644
index 0000000000..9ca52eb3d5
--- /dev/null
+++ b/libavcodec/vvc/vvcdsp.c
@@ -0,0 +1,316 @@
+/*
+ * VVC DSP
+ *
+ * Copyright (C) 2021 Nuo Mi
+ *
+ * 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 "vvcdsp.h"
+#include "vvc_ctu.h"
+#include "vvc_itx_1d.h"
+
+#define VVC_SIGN(v) (v < 0 ? -1 : !!v)
+
+DECLARE_ALIGNED(16, const int8_t, ff_vvc_chroma_filters)[3][32][4] = {
+    {
+        //1x, Table 33
+        {  0, 64,  0,  0 },
+        { -1, 63,  2,  0 },
+        { -2, 62,  4,  0 },
+        { -2, 60,  7, -1 },
+        { -2, 58, 10, -2 },
+        { -3, 57, 12, -2 },
+        { -4, 56, 14, -2 },
+        { -4, 55, 15, -2 },
+        { -4, 54, 16, -2 },
+        { -5, 53, 18, -2 },
+        { -6, 52, 20, -2 },
+        { -6, 49, 24, -3 },
+        { -6, 46, 28, -4 },
+        { -5, 44, 29, -4 },
+        { -4, 42, 30, -4 },
+        { -4, 39, 33, -4 },
+        { -4, 36, 36, -4 },
+        { -4, 33, 39, -4 },
+        { -4, 30, 42, -4 },
+        { -4, 29, 44, -5 },
+        { -4, 28, 46, -6 },
+        { -3, 24, 49, -6 },
+        { -2, 20, 52, -6 },
+        { -2, 18, 53, -5 },
+        { -2, 16, 54, -4 },
+        { -2, 15, 55, -4 },
+        { -2, 14, 56, -4 },
+        { -2, 12, 57, -3 },
+        { -2, 10, 58, -2 },
+        { -1,  7, 60, -2 },
+        {  0,  4, 62, -2 },
+        {  0,  2, 63, -1 },
+    },
+    {
+        //1.5x, Table 34
+        { 12, 40, 12,  0 },
+        { 11, 40, 13,  0 },
+        { 10, 40, 15, -1 },
+        {  9, 40, 16, -1 },
+        {  8, 40, 17, -1 },
+        {  8, 39, 18, -1 },
+        {  7, 39, 19, -1 },
+        {  6, 38, 21, -1 },
+        {  5, 38, 22, -1 },
+        {  4, 38, 23, -1 },
+        {  4, 37, 24, -1 },
+        {  3, 36, 25,  0 },
+        {  3, 35, 26,  0 },
+        {  2, 34, 28,  0 },
+        {  2, 33, 29,  0 },
+        {  1, 33, 30,  0 },
+        {  1, 31, 31,  1 },
+        {  0, 30, 33,  1 },
+        {  0, 29, 33,  2 },
+        {  0, 28, 34,  2 },
+        {  0, 26, 35,  3 },
+        {  0, 25, 36,  3 },
+        { -1, 24, 37,  4 },
+        { -1, 23, 38,  4 },
+        { -1, 22, 38,  5 },
+        { -1, 21, 38,  6 },
+        { -1, 19, 39,  7 },
+        { -1, 18, 39,  8 },
+        { -1, 17, 40,  8 },
+        { -1, 16, 40,  9 },
+        { -1, 15, 40, 10 },
+        {  0, 13, 40, 11 },
+    },
+    {
+        //2x, Table 35
+        { 17, 30, 17,  0 },
+        { 17, 30, 18, -1 },
+        { 16, 30, 18,  0 },
+        { 16, 30, 18,  0 },
+        { 15, 30, 18,  1 },
+        { 14, 30, 18,  2 },
+        { 13, 29, 19,  3 },
+        { 13, 29, 19,  3 },
+        { 12, 29, 20,  3 },
+        { 11, 28, 21,  4 },
+        { 10, 28, 22,  4 },
+        { 10, 27, 22,  5 },
+        {  9, 27, 23,  5 },
+        {  9, 26, 24,  5 },
+        {  8, 26, 24,  6 },
+        {  7, 26, 25,  6 },
+        {  7, 25, 25,  7 },
+        {  6, 25, 26,  7 },
+        {  6, 24, 26,  8 },
+        {  5, 24, 26,  9 },
+        {  5, 23, 27,  9 },
+        {  5, 22, 27, 10 },
+        {  4, 22, 28, 10 },
+        {  4, 21, 28, 11 },
+        {  3, 20, 29, 12 },
+        {  3, 19, 29, 13 },
+        {  3, 19, 29, 13 },
+        {  2, 18, 30, 14 },
+        {  1, 18, 30, 15 },
+        {  0, 18, 30, 16 },
+        {  0, 18, 30, 16 },
+        { -1, 18, 30, 17 },
+    },
+};
+
+DECLARE_ALIGNED(16, const int8_t, ff_vvc_luma_filters)[3][16][8] = {
+    {
+        //1x, hpelIfIdx == 0, Table 27
+        {  0, 0,   0, 64,  0,   0,  0,  0 },
+        {  0, 1,  -3, 63,  4,  -2,  1,  0 },
+        { -1, 2,  -5, 62,  8,  -3,  1,  0 },
+        { -1, 3,  -8, 60, 13,  -4,  1,  0 },
+        { -1, 4, -10, 58, 17,  -5,  1,  0 },
+        { -1, 4, -11, 52, 26,  -8,  3, -1 },
+        { -1, 3,  -9, 47, 31, -10,  4, -1 },
+        { -1, 4, -11, 45, 34, -10,  4, -1 },
+        { -1, 4, -11, 40, 40, -11,  4, -1 },
+        { -1, 4, -10, 34, 45, -11,  4, -1 },
+        { -1, 4, -10, 31, 47,  -9,  3, -1 },
+        { -1, 3,  -8, 26, 52, -11,  4, -1 },
+        {  0, 1,  -5, 17, 58, -10,  4, -1 },
+        {  0, 1,  -4, 13, 60,  -8,  3, -1 },
+        {  0, 1,  -3,  8, 62,  -5,  2, -1 },
+        {  0, 1,  -2,  4, 63,  -3,  1,  0 },
+    },
+
+    {
+        //1x, hpelIfIdx == 1, Table 27
+        {  0, 0,   0, 64,  0,   0,  0,  0 },
+        {  0, 1,  -3, 63,  4,  -2,  1,  0 },
+        { -1, 2,  -5, 62,  8,  -3,  1,  0 },
+        { -1, 3,  -8, 60, 13,  -4,  1,  0 },
+        { -1, 4, -10, 58, 17,  -5,  1,  0 },
+        { -1, 4, -11, 52, 26,  -8,  3, -1 },
+        { -1, 3,  -9, 47, 31, -10,  4, -1 },
+        { -1, 4, -11, 45, 34, -10,  4, -1 },
+        {  0, 3,   9, 20, 20,   9,  3,  0 },
+        { -1, 4, -10, 34, 45, -11,  4, -1 },
+        { -1, 4, -10, 31, 47,  -9,  3, -1 },
+        { -1, 3,  -8, 26, 52, -11,  4, -1 },
+        {  0, 1,  -5, 17, 58, -10,  4, -1 },
+        {  0, 1,  -4, 13, 60,  -8,  3, -1 },
+        {  0, 1,  -3,  8, 62,  -5,  2, -1 },
+        {  0, 1,  -2,  4, 63,  -3,  1,  0 },
+    },
+
+    {
+        //1x, affine, Table 30
+        {  0, 0,   0, 64,  0,   0,  0,  0 },
+        {  0, 1,  -3, 63,  4,  -2,  1,  0 },
+        {  0, 1,  -5, 62,  8,  -3,  1,  0 },
+        {  0, 2,  -8, 60, 13,  -4,  1,  0 },
+        {  0, 3, -10, 58, 17,  -5,  1,  0 },
+        {  0, 3, -11, 52, 26,  -8,  2,  0 },
+        {  0, 2,  -9, 47, 31, -10,  3,  0 },
+        {  0, 3, -11, 45, 34, -10,  3,  0 },
+        {  0, 3, -11, 40, 40, -11,  3,  0 },
+        {  0, 3, -10, 34, 45, -11,  3,  0 },
+        {  0, 3, -10, 31, 47,  -9,  2,  0 },
+        {  0, 2,  -8, 26, 52, -11,  3,  0 },
+        {  0, 1,  -5, 17, 58, -10,  3,  0 },
+        {  0, 1,  -4, 13, 60,  -8,  2,  0 },
+        {  0, 1,  -3,  8, 62,  -5,  1,  0 },
+        {  0, 1,  -2,  4, 63,  -3,  1,  0 },
+    },
+
+};
+
+DECLARE_ALIGNED(16, const int8_t, ff_vvc_dmvr_filters)[16][2] = {
+    { 16,  0},
+    { 15,  1},
+    { 14,  2},
+    { 13,  3},
+    { 12,  4},
+    { 11,  5},
+    { 10,  6},
+    {  9,  7},
+    {  8,  8},
+    {  7,  9},
+    {  6, 10},
+    {  5, 11},
+    {  4, 12},
+    {  3, 13},
+    {  2, 14},
+    {  1, 15},
+};
+
+static void av_always_inline pad_int16(int16_t *_dst, const ptrdiff_t dst_stride, const int width, const int height)
+{
+    const int padded_width = width + 2;
+    int16_t *dst;
+    for (int y = 0; y < height; y++) {
+        dst = _dst + y * dst_stride;
+        for (int x = 0; x < width; x++) {
+            dst[-1] = dst[0];
+            dst[width] = dst[width - 1];
+        }
+    }
+
+    _dst--;
+    //top
+    memcpy(_dst - dst_stride, _dst, padded_width * sizeof(int16_t));
+    //bottom
+    _dst += dst_stride * height;
+    memcpy(_dst, _dst - dst_stride, padded_width * sizeof(int16_t));
+}
+
+static int vvc_sad(const int16_t *src0, const int16_t *src1, int dx, int dy,
+    const int block_w, const int block_h)
+{
+    int sad = 0;
+    dx -= 2;
+    dy -= 2;
+    src0 += (2 + dy) * MAX_PB_SIZE + 2 + dx;
+    src1 += (2 - dy) * MAX_PB_SIZE + 2 - dx;
+    for (int y = 0; y < block_h; y += 2) {
+        for (int x = 0; x < block_w; x++) {
+            sad += FFABS(src0[x] - src1[x]);
+        }
+        src0 += 2 * MAX_PB_SIZE;
+        src1 += 2 * MAX_PB_SIZE;
+    }
+    return sad;
+}
+
+#define itx_fn(type, s)                                                                         \
+static void itx_##type##_##s(int *out, ptrdiff_t out_step, const int *in, ptrdiff_t in_step)    \
+{                                                                                               \
+  ff_vvc_inv_##type##_##s(out, out_step, in, in_step);                                          \
+}
+
+#define itx_fn_common(type) \
+    itx_fn(type, 4);        \
+    itx_fn(type, 8);        \
+    itx_fn(type, 16);       \
+    itx_fn(type, 32);       \
+
+itx_fn_common(dct2);
+itx_fn_common(dst7);
+itx_fn_common(dct8);
+itx_fn(dct2, 2);
+itx_fn(dct2, 64);
+
+typedef struct IntraEdgeParams {
+    uint8_t* top;
+    uint8_t* left;
+    int filter_flag;
+
+    uint16_t left_array[3 * MAX_TB_SIZE + 3];
+    uint16_t filtered_left_array[3 * MAX_TB_SIZE + 3];
+    uint16_t top_array[3 * MAX_TB_SIZE + 3];
+    uint16_t filtered_top_array[3 * MAX_TB_SIZE + 3];
+} IntraEdgeParams;
+
+#define BIT_DEPTH 8
+#include "vvcdsp_template.c"
+#undef BIT_DEPTH
+
+#define BIT_DEPTH 10
+#include "vvcdsp_template.c"
+#undef BIT_DEPTH
+
+void ff_vvc_dsp_init(VVCDSPContext *vvcdsp, int bit_depth)
+{
+#undef FUNC
+#define FUNC(a, depth) a ## _ ## depth
+
+#define VVC_DSP(depth)                                                          \
+    FUNC(ff_vvc_inter_dsp_init, depth)(&vvcdsp->inter);                         \
+    FUNC(ff_vvc_intra_dsp_init, depth)(&vvcdsp->intra);                         \
+    FUNC(ff_vvc_itx_dsp_init, depth)(&vvcdsp->itx);                             \
+    FUNC(ff_vvc_lmcs_dsp_init, depth)(&vvcdsp->lmcs);                           \
+    FUNC(ff_vvc_lf_dsp_init, depth)(&vvcdsp->lf);                               \
+    FUNC(ff_vvc_sao_dsp_init, depth)(&vvcdsp->sao);                             \
+    FUNC(ff_vvc_alf_dsp_init, depth)(&vvcdsp->alf);                             \
+
+    switch (bit_depth) {
+    case 10:
+        VVC_DSP(10);
+        break;
+    default:
+        VVC_DSP(8);
+        break;
+    }
+}
diff --git a/libavcodec/vvc/vvcdsp_template.c b/libavcodec/vvc/vvcdsp_template.c
new file mode 100644
index 0000000000..28a0027425
--- /dev/null
+++ b/libavcodec/vvc/vvcdsp_template.c
@@ -0,0 +1,119 @@
+/*
+ * VVC transform and residual DSP
+ *
+ * Copyright (C) 2021 Nuo Mi
+ *
+ * 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 "libavcodec/bit_depth_template.c"
+
+#include "vvcdec.h"
+
+#include "vvc_inter_template.c"
+#include "vvc_intra_template.c"
+#include "vvc_filter_template.c"
+
+static void FUNC(add_residual)(uint8_t *_dst, const int *res,
+    const int w, const int h, const ptrdiff_t _stride)
+{
+    pixel *dst          = (pixel *)_dst;
+
+    const int stride    = _stride / sizeof(pixel);
+
+    for (int y = 0; y < h; y++) {
+        for (int x = 0; x < w; x++) {
+            dst[x] = av_clip_pixel(dst[x] + *res);
+            res++;
+        }
+        dst += stride;
+    }
+}
+
+static void FUNC(add_residual_joint)(uint8_t *_dst, const int *res,
+    const int w, const int h, const ptrdiff_t _stride, const int c_sign, const int shift)
+{
+    pixel *dst = (pixel *)_dst;
+
+    const int stride = _stride / sizeof(pixel);
+
+    for (int y = 0; y < h; y++) {
+        for (int x = 0; x < w; x++) {
+            const int r = ((*res) * c_sign) >> shift;
+            dst[x] = av_clip_pixel(dst[x] + r);
+            res++;
+        }
+        dst += stride;
+    }
+}
+
+static void FUNC(pred_residual_joint)(int *buf, const int w, const int h,
+    const int c_sign, const int shift)
+{
+    for (int y = 0; y < h; y++) {
+        for (int x = 0; x < w; x++) {
+            *buf = ((*buf) * c_sign) >> shift;
+            buf++;
+        }
+    }
+}
+
+static void FUNC(transform_bdpcm)(int *coeffs, const int width, const int height,
+    const int vertical, const int depth)
+{
+    int x, y;
+
+    if (vertical) {
+        coeffs += width;
+        for (y = 0; y < height - 1; y++) {
+            for (x = 0; x < width; x++)
+                coeffs[x] = av_clip_intp2(coeffs[x] + coeffs[x - width], depth);
+            coeffs += width;
+        }
+    } else {
+        for (y = 0; y < height; y++) {
+            for (x = 1; x < width; x++)
+                coeffs[x] = av_clip_intp2(coeffs[x] + coeffs[x - 1], depth);
+            coeffs += width;
+        }
+    }
+}
+
+static void FUNC(ff_vvc_itx_dsp_init)(VVCItxDSPContext *const itx)
+{
+#define VVC_ITX(TYPE, type, s)                                                  \
+        itx->itx[TYPE][TX_SIZE_##s]      = itx_##type##_##s;                    \
+
+#define VVC_ITX_COMMON(TYPE, type)                                              \
+        VVC_ITX(TYPE, type, 4);                                                 \
+        VVC_ITX(TYPE, type, 8);                                                 \
+        VVC_ITX(TYPE, type, 16);                                                \
+        VVC_ITX(TYPE, type, 32);
+
+    itx->add_residual                = FUNC(add_residual);
+    itx->add_residual_joint          = FUNC(add_residual_joint);
+    itx->pred_residual_joint         = FUNC(pred_residual_joint);
+    itx->transform_bdpcm             = FUNC(transform_bdpcm);
+    VVC_ITX(DCT2, dct2, 2)
+    VVC_ITX(DCT2, dct2, 64)
+    VVC_ITX_COMMON(DCT2, dct2)
+    VVC_ITX_COMMON(DCT8, dct8)
+    VVC_ITX_COMMON(DST7, dst7)
+
+#undef VVC_ITX
+#undef VVC_ITX_COMMON
+}
