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avcodec/vvcdec: refact, unify {luma, chroma}_mc to mc

This commit is contained in:
Nuo Mi 2024-05-19 21:27:33 +08:00
parent 1289da9244
commit bc099afc8d
1 changed files with 14 additions and 33 deletions
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47
libavcodec/vvc/inter.c
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@ -142,6 +142,8 @@ static void emulated_edge_bilinear(const VVCLocalContext *lc, uint8_t *dst, cons
}
}
#define MC_EMULATED_EDGE(dst, src, src_stride, x_off, y_off) \
emulated_edge(lc, dst, src, src_stride, x_off, y_off, block_w, block_h, is_chroma)
#define EMULATED_EDGE_LUMA(dst, src, src_stride, x_off, y_off) \
emulated_edge(lc, dst, src, src_stride, x_off, y_off, block_w, block_h, 0)
@ -209,47 +211,29 @@ static int derive_weight(int *denom, int *w0, int *w1, int *o0, int *o1,
return 1;
}
static void luma_mc(VVCLocalContext *lc, int16_t *dst, const AVFrame *ref, const Mv *mv,
int x_off, int y_off, const int block_w, const int block_h)
{
const VVCFrameContext *fc = lc->fc;
const uint8_t *src = ref->data[0];
ptrdiff_t src_stride = ref->linesize[0];
const int idx = av_log2(block_w) - 1;
const int mx = mv->x & 0xf;
const int my = mv->y & 0xf;
const int8_t *hf = ff_vvc_inter_luma_filters[0][mx];
const int8_t *vf = ff_vvc_inter_luma_filters[0][my];
#define INTER_FILTER(t, frac) (is_chroma ? ff_vvc_inter_chroma_filters[t][frac] : ff_vvc_inter_luma_filters[t][frac])
x_off += mv->x >> 4;
y_off += mv->y >> 4;
src += y_off * src_stride + (x_off * (1 << fc->ps.sps->pixel_shift));
EMULATED_EDGE_LUMA(lc->edge_emu_buffer, &src, &src_stride, x_off, y_off);
fc->vvcdsp.inter.put[LUMA][idx][!!my][!!mx](dst, src, src_stride, block_h, hf, vf, block_w);
}
static void chroma_mc(VVCLocalContext *lc, int16_t *dst, const AVFrame *ref, const Mv *mv,
static void mc(VVCLocalContext *lc, int16_t *dst, const AVFrame *ref, const Mv *mv,
int x_off, int y_off, const int block_w, const int block_h, const int c_idx)
{
const VVCFrameContext *fc = lc->fc;
const uint8_t *src = ref->data[c_idx];
ptrdiff_t src_stride = ref->linesize[c_idx];
int hs = fc->ps.sps->hshift[c_idx];
int vs = fc->ps.sps->vshift[c_idx];
const int is_chroma = !!c_idx;
const int hs = fc->ps.sps->hshift[c_idx];
const int vs = fc->ps.sps->vshift[c_idx];
const int idx = av_log2(block_w) - 1;
const intptr_t mx = av_mod_uintp2(mv->x, 4 + hs) << (1 - hs);
const intptr_t my = av_mod_uintp2(mv->y, 4 + vs) << (1 - vs);
const int8_t *hf = ff_vvc_inter_chroma_filters[0][mx];
const int8_t *vf = ff_vvc_inter_chroma_filters[0][my];
const intptr_t mx = av_mod_uintp2(mv->x, 4 + hs) << (is_chroma - hs);
const intptr_t my = av_mod_uintp2(mv->y, 4 + vs) << (is_chroma - vs);
const int8_t *hf = INTER_FILTER(0, mx);
const int8_t *vf = INTER_FILTER(0, my);
x_off += mv->x >> (4 + hs);
y_off += mv->y >> (4 + vs);
src += y_off * src_stride + (x_off * (1 << fc->ps.sps->pixel_shift));
EMULATED_EDGE_CHROMA(lc->edge_emu_buffer, &src, &src_stride, x_off, y_off);
fc->vvcdsp.inter.put[CHROMA][idx][!!my][!!mx](dst, src, src_stride, block_h, hf, vf, block_w);
MC_EMULATED_EDGE(lc->edge_emu_buffer, &src, &src_stride, x_off, y_off);
fc->vvcdsp.inter.put[is_chroma][idx][!!my][!!mx](dst, src, src_stride, block_h, hf, vf, block_w);
}
static void luma_mc_uni(VVCLocalContext *lc, uint8_t *dst, const ptrdiff_t dst_stride,
@ -543,10 +527,7 @@ static void pred_gpm_blk(VVCLocalContext *lc)
VVCFrame *ref = lc->sc->rpl[lx].ref[mv->ref_idx[lx]];
if (!ref)
return;
if (c_idx)
chroma_mc(lc, tmp[i], ref->frame, mv->mv + lx, x, y, width, height, c_idx);
else
luma_mc(lc, tmp[i], ref->frame, mv->mv + lx, x, y, width, height);
mc(lc, tmp[i], ref->frame, mv->mv + lx, x, y, width, height, c_idx);
}
fc->vvcdsp.inter.put_gpm(dst, dst_stride, width, height, tmp[0], tmp[1], weights, step_x, step_y);
}