mirror of https://git.ffmpeg.org/ffmpeg.git
avcodec/vvcdec: refact, remove emulated_edge_dmvr and emulated_edge_bilinear to simplify code
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714596bcbf
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2d98786fee
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@ -44,27 +44,38 @@ static void subpic_width_height(int *pic_width, int *pic_height,
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*pic_height = pps->subpic_height[subpic_idx] >> sps->vshift[is_chroma];
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}
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static int emulated_edge(const VVCLocalContext *lc, uint8_t *dst, const uint8_t **src, ptrdiff_t *src_stride, const VVCFrame *src_frame,
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int x_off, int y_off, const int block_w, const int block_h, const int is_chroma)
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static void emulated_edge(const VVCLocalContext *lc, uint8_t *dst,
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const uint8_t **src, ptrdiff_t *src_stride, const VVCFrame *src_frame,
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int x_sb, int y_sb, int x_off, int y_off, const int block_w, const int block_h,
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const int is_chroma, const int extra_before, const int extra_after)
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{
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const VVCFrameContext *fc = lc->fc;
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const VVCSPS *sps = src_frame->sps;
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const VVCPPS *pps = src_frame->pps;
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const int subpic_idx = lc->sc->sh.r->curr_subpic_idx;
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const int extra_before = is_chroma ? CHROMA_EXTRA_BEFORE : LUMA_EXTRA_BEFORE;
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const int extra_after = is_chroma ? CHROMA_EXTRA_AFTER : LUMA_EXTRA_AFTER;
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const int extra = is_chroma ? CHROMA_EXTRA : LUMA_EXTRA;
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const int extra = extra_before + extra_after;
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const int dmvr_clip = x_sb != x_off || y_sb != y_off;
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int pic_width, pic_height;
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subpic_offset(&x_off, &y_off, sps, pps, subpic_idx, is_chroma);
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subpic_offset(&x_sb, &y_sb, sps, pps, subpic_idx, is_chroma);
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subpic_width_height(&pic_width, &pic_height, sps, pps, subpic_idx, is_chroma);
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if (dmvr_clip) {
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const int start_x = FFMIN(FFMAX(x_sb - extra_before, 0), pic_width - 1);
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const int start_y = FFMIN(FFMAX(y_sb - extra_before, 0), pic_height - 1);
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pic_width = FFMAX(FFMIN(pic_width, x_sb + block_w + extra_after) - start_x, 1);
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pic_height = FFMAX(FFMIN(pic_height, y_sb + block_h + extra_after) - start_y, 1);
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x_off -= start_x;
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y_off -= start_y;
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}
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if (x_off < extra_before || y_off < extra_before ||
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if (dmvr_clip || x_off < extra_before || y_off < extra_before ||
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x_off >= pic_width - block_w - extra_after ||
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y_off >= pic_height - block_h - extra_after) {
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const ptrdiff_t edge_emu_stride = EDGE_EMU_BUFFER_STRIDE << fc->ps.sps->pixel_shift;
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int offset = extra_before * *src_stride + (extra_before << fc->ps.sps->pixel_shift);
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int buf_offset = extra_before * edge_emu_stride + (extra_before << fc->ps.sps->pixel_shift);
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const int ps = fc->ps.sps->pixel_shift;
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const ptrdiff_t edge_emu_stride = EDGE_EMU_BUFFER_STRIDE << ps;
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const int offset = extra_before * *src_stride + (extra_before << ps);
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const int buf_offset = extra_before * edge_emu_stride + (extra_before << ps);
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fc->vdsp.emulated_edge_mc(dst, *src - offset, edge_emu_stride, *src_stride,
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block_w + extra, block_h + extra, x_off - extra_before, y_off - extra_before,
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@ -72,84 +83,20 @@ static int emulated_edge(const VVCLocalContext *lc, uint8_t *dst, const uint8_t
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*src = dst + buf_offset;
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*src_stride = edge_emu_stride;
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return 1;
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}
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return 0;
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}
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static void emulated_edge_dmvr(const VVCLocalContext *lc, uint8_t *dst, const uint8_t **src, ptrdiff_t *src_stride,
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int x_sb, int y_sb, int x_off, int y_off, const int block_w, const int block_h, const int is_chroma)
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{
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const VVCFrameContext *fc = lc->fc;
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const VVCSPS *sps = fc->ps.sps;
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const VVCPPS *pps = fc->ps.pps;
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const int subpic_idx = lc->sc->sh.r->curr_subpic_idx;
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const int extra_before = is_chroma ? CHROMA_EXTRA_BEFORE : LUMA_EXTRA_BEFORE;
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const int extra_after = is_chroma ? CHROMA_EXTRA_AFTER : LUMA_EXTRA_AFTER;
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const int extra = is_chroma ? CHROMA_EXTRA : LUMA_EXTRA;
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int pic_width, pic_height;
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subpic_offset(&x_off, &y_off, sps, pps, subpic_idx, is_chroma);
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subpic_offset(&x_sb, &y_sb, sps, pps, subpic_idx, is_chroma);
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subpic_width_height(&pic_width, &pic_height, sps, pps, subpic_idx, is_chroma);
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if (x_off < extra_before || y_off < extra_before ||
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x_off >= pic_width - block_w - extra_after ||
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y_off >= pic_height - block_h - extra_after||
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(x_off != x_sb || y_off != y_sb)) {
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const int ps = fc->ps.sps->pixel_shift;
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const ptrdiff_t edge_emu_stride = EDGE_EMU_BUFFER_STRIDE << ps;
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const int offset = extra_before * *src_stride + (extra_before << ps);
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const int buf_offset = extra_before * edge_emu_stride + (extra_before << ps);
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const int start_x = FFMIN(FFMAX(x_sb - extra_before, 0), pic_width - 1);
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const int start_y = FFMIN(FFMAX(y_sb - extra_before, 0), pic_height - 1);
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const int width = FFMAX(FFMIN(pic_width, x_sb + block_w + extra_after) - start_x, 1);
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const int height = FFMAX(FFMIN(pic_height, y_sb + block_h + extra_after) - start_y, 1);
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fc->vdsp.emulated_edge_mc(dst, *src - offset, edge_emu_stride, *src_stride, block_w + extra, block_h + extra,
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x_off - start_x - extra_before, y_off - start_y - extra_before, width, height);
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*src = dst + buf_offset;
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*src_stride = edge_emu_stride;
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}
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}
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static void emulated_edge_bilinear(const VVCLocalContext *lc, uint8_t *dst, const uint8_t **src, ptrdiff_t *src_stride,
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int x_off, int y_off, const int block_w, const int block_h)
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{
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const VVCFrameContext *fc = lc->fc;
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const VVCSPS *sps = fc->ps.sps;
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const VVCPPS *pps = fc->ps.pps;
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const int subpic_idx = lc->sc->sh.r->curr_subpic_idx;
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int pic_width, pic_height;
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subpic_offset(&x_off, &y_off, sps, pps, subpic_idx, 0);
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subpic_width_height(&pic_width, &pic_height, sps, pps, subpic_idx, 0);
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if (x_off < BILINEAR_EXTRA_BEFORE || y_off < BILINEAR_EXTRA_BEFORE ||
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x_off >= pic_width - block_w - BILINEAR_EXTRA_AFTER ||
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y_off >= pic_height - block_h - BILINEAR_EXTRA_AFTER) {
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const ptrdiff_t edge_emu_stride = EDGE_EMU_BUFFER_STRIDE << fc->ps.sps->pixel_shift;
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const int offset = BILINEAR_EXTRA_BEFORE * *src_stride + (BILINEAR_EXTRA_BEFORE << fc->ps.sps->pixel_shift);
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const int buf_offset = BILINEAR_EXTRA_BEFORE * edge_emu_stride + (BILINEAR_EXTRA_BEFORE << fc->ps.sps->pixel_shift);
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fc->vdsp.emulated_edge_mc(dst, *src - offset, edge_emu_stride, *src_stride, block_w + BILINEAR_EXTRA, block_h + BILINEAR_EXTRA,
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x_off - BILINEAR_EXTRA_BEFORE, y_off - BILINEAR_EXTRA_BEFORE, pic_width, pic_height);
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*src = dst + buf_offset;
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*src_stride = edge_emu_stride;
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}
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}
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#define MC_EMULATED_EDGE(dst, src, src_stride, x_off, y_off) \
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emulated_edge(lc, dst, src, src_stride, ref, x_off, y_off, block_w, block_h, is_chroma)
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#define MC_EMULATED_EDGE(dst, src, src_stride, x_off, y_off) \
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emulated_edge(lc, dst, src, src_stride, ref, x_off, y_off, x_off, y_off, block_w, block_h, is_chroma, \
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is_chroma ? CHROMA_EXTRA_BEFORE : LUMA_EXTRA_BEFORE, is_chroma ? CHROMA_EXTRA_AFTER : LUMA_EXTRA_AFTER)
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#define MC_EMULATED_EDGE_DMVR(dst, src, src_stride, x_sb, y_sb, x_off, y_off) \
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emulated_edge_dmvr(lc, dst, src, src_stride, x_sb, y_sb, x_off, y_off, block_w, block_h, is_chroma)
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#define MC_EMULATED_EDGE_DMVR(dst, src, src_stride, x_sb, y_sb, x_off, y_off) \
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emulated_edge(lc, dst, src, src_stride, ref, x_sb, y_sb, x_off, y_off, block_w, block_h, is_chroma, \
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is_chroma ? CHROMA_EXTRA_BEFORE : LUMA_EXTRA_BEFORE, is_chroma ? CHROMA_EXTRA_AFTER : LUMA_EXTRA_AFTER)
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#define MC_EMULATED_EDGE_BILINEAR(dst, src, src_stride, x_off, y_off) \
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emulated_edge_bilinear(lc, dst, src, src_stride, x_off, y_off, pred_w, pred_h)
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#define MC_EMULATED_EDGE_BILINEAR(dst, src, src_stride, x_off, y_off) \
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emulated_edge(lc, dst, src, src_stride, ref, x_off, y_off, x_off, y_off, pred_w, pred_h, 0, \
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BILINEAR_EXTRA_BEFORE, BILINEAR_EXTRA_AFTER)
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// part of 8.5.6.6 Weighted sample prediction process
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static int derive_weight_uni(int *denom, int *wx, int *ox,
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@ -357,23 +304,21 @@ static void scaled_ref_pos_and_step(const VVCLocalContext *lc, const VVCRefPic *
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}
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static void emulated_edge_scaled(VVCLocalContext *lc, const uint8_t **src, ptrdiff_t *src_stride, int *src_height,
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const VVCFrame *ref, const int x, const int y, const int dx, const int dy,
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const int block_w, const int block_h, const int is_chroma)
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const VVCFrame *ref, const int x, const int y, const int dx, const int dy, const int w, const int h, const int is_chroma)
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{
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const VVCFrameContext *fc = lc->fc;
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const int x0 = SCALED_INT(x);
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const int y0 = SCALED_INT(y);
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const int x_end = SCALED_INT(x + block_w * dx);
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const int y_end = SCALED_INT(y + block_h * dy);
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const int x_last = SCALED_INT(x + (block_w - 1) * dx);
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const int y_last = SCALED_INT(y + (block_h - 1) * dy);
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const int src_width = x_end - x0 + (x_end == x_last);
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const int x_off = SCALED_INT(x);
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const int y_off = SCALED_INT(y);
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const int x_end = SCALED_INT(x + w * dx);
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const int y_end = SCALED_INT(y + h * dy);
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const int x_last = SCALED_INT(x + (w - 1) * dx);
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const int y_last = SCALED_INT(y + (h - 1) * dy);
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const int block_w = x_end - x_off + (x_end == x_last);
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const int block_h = *src_height = y_end - y_off + (y_end == y_last);
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*src_height = y_end - y0 + (y_end == y_last);
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*src += y_off * *src_stride + (x_off * (1 << fc->ps.sps->pixel_shift));
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*src += y0 * *src_stride + (x0 * (1 << fc->ps.sps->pixel_shift));
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emulated_edge(lc, lc->edge_emu_buffer, src, src_stride, ref, x0, y0, src_width, *src_height, is_chroma);
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MC_EMULATED_EDGE(lc->edge_emu_buffer, src, src_stride, x_off, y_off);
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}
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static void mc_scaled(VVCLocalContext *lc, int16_t *dst, const VVCRefPic *refp, const Mv *mv,
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@ -737,11 +682,11 @@ static int parametric_mv_refine(const int *sad, const int stride)
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#define SAD_ARRAY_SIZE 5
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//8.5.3 Decoder-side motion vector refinement process
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static void dmvr_mv_refine(VVCLocalContext *lc, MvField *mvf, MvField *orig_mv, int *sb_bdof_flag,
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const AVFrame *ref0, const AVFrame *ref1, const int x_off, const int y_off, const int block_w, const int block_h)
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const VVCFrame *ref0, const VVCFrame *ref1, const int x_off, const int y_off, const int block_w, const int block_h)
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{
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const VVCFrameContext *fc = lc->fc;
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const int sr_range = 2;
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const AVFrame *ref[] = { ref0, ref1 };
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const VVCFrame *refs[] = { ref0, ref1 };
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int16_t *tmp[] = { lc->tmp, lc->tmp1 };
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int sad[SAD_ARRAY_SIZE][SAD_ARRAY_SIZE];
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int min_dx, min_dy, min_sad, dx, dy;
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@ -757,8 +702,9 @@ static void dmvr_mv_refine(VVCLocalContext *lc, MvField *mvf, MvField *orig_mv,
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const int my = mv->y & 0xf;
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const int ox = x_off + (mv->x >> 4) - sr_range;
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const int oy = y_off + (mv->y >> 4) - sr_range;
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ptrdiff_t src_stride = ref[i]->linesize[LUMA];
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const uint8_t *src = ref[i]->data[LUMA] + oy * src_stride + (ox * (1 << fc->ps.sps->pixel_shift));
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const VVCFrame *ref = refs[i];
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ptrdiff_t src_stride = ref->frame->linesize[LUMA];
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const uint8_t *src = ref->frame->data[LUMA] + oy * src_stride + (ox * (1 << fc->ps.sps->pixel_shift));
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MC_EMULATED_EDGE_BILINEAR(lc->edge_emu_buffer, &src, &src_stride, ox, oy);
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fc->vvcdsp.inter.dmvr[!!my][!!mx](tmp[i], src, src_stride, pred_h, mx, my, pred_w);
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}
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@ -828,7 +774,7 @@ static void derive_sb_mv(VVCLocalContext *lc, MvField *mv, MvField *orig_mv, int
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VVCRefPic *refp[2];
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if (pred_get_refs(lc, refp, mv) < 0)
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return;
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dmvr_mv_refine(lc, mv, orig_mv, sb_bdof_flag, refp[L0]->ref->frame, refp[L1]->ref->frame, x0, y0, sbw, sbh);
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dmvr_mv_refine(lc, mv, orig_mv, sb_bdof_flag, refp[L0]->ref, refp[L1]->ref, x0, y0, sbw, sbh);
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set_dmvr_info(fc, x0, y0, sbw, sbh, mv);
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}
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}
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