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charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: prepare for refrence wraparound --- libavcodec/vvc/inter.c | 91 ++++++++++++++++++++++++++++-------------- 1 file changed, 61 insertions(+), 30 deletions(-) diff --git a/libavcodec/vvc/inter.c b/libavcodec/vvc/inter.c index 07b55c4bac..aacd5d8da0 100644 --- a/libavcodec/vvc/inter.c +++ b/libavcodec/vvc/inter.c @@ -30,46 +30,53 @@ #define PROF_TEMP_OFFSET (MAX_PB_SIZE + 32) static const int bcw_w_lut[] = {4, 5, 3, 10, -2}; -static void subpic_offset(int *x_off, int *y_off, - const VVCSPS *sps, const VVCPPS *pps, const int subpic_idx, const int is_chroma) +typedef struct VVCRect { + int l; // left + int t; // top + int r; // right + int b; // bottom +} VVCRect; + +static void subpic_get_rect(VVCRect *r, const VVCFrame *src_frame, const int subpic_idx, const int is_chroma) { - *x_off -= pps->subpic_x[subpic_idx] >> sps->hshift[is_chroma]; - *y_off -= pps->subpic_y[subpic_idx] >> sps->vshift[is_chroma]; + const VVCSPS *sps = src_frame->sps; + const VVCPPS *pps = src_frame->pps; + const int hs = sps->hshift[is_chroma]; + const int vs = sps->vshift[is_chroma]; + + r->l = pps->subpic_x[subpic_idx] >> hs; + r->t = pps->subpic_y[subpic_idx] >> vs; + r->r = r->l + (pps->subpic_width[subpic_idx] >> hs); + r->b = r->t + (pps->subpic_height[subpic_idx] >> vs); } -static void subpic_width_height(int *pic_width, int *pic_height, - const VVCSPS *sps, const VVCPPS *pps, const int subpic_idx, const int is_chroma) +// clip to subblock and subpicture process in 8.5.6.3.2 Luma sample interpolation filtering process +static void clip_to_subpic(int *x_off, int *y_off, int *pic_width, int *pic_height, const VVCRect *subpic, const VVCRect *sb, const int dmvr_clip) { - *pic_width = pps->subpic_width[subpic_idx] >> sps->hshift[is_chroma]; - *pic_height = pps->subpic_height[subpic_idx] >> sps->vshift[is_chroma]; + const int l = dmvr_clip ? FFMIN(FFMAX(subpic->l, sb->l), subpic->r - 1) : subpic->l; + const int t = dmvr_clip ? FFMIN(FFMAX(subpic->t, sb->t), subpic->b - 1) : subpic->t; + const int r = dmvr_clip ? FFMAX(FFMIN(subpic->r, sb->r), subpic->l + 1) : subpic->r; + const int b = dmvr_clip ? FFMAX(FFMIN(subpic->b, sb->b), subpic->t + 1) : subpic->b; + + *x_off -= l; + *y_off -= t; + *pic_width = r - l; + *pic_height = b - t; } -static void emulated_edge(const VVCLocalContext *lc, uint8_t *dst, - const uint8_t **src, ptrdiff_t *src_stride, const VVCFrame *src_frame, - int x_sb, int y_sb, int x_off, int y_off, const int block_w, const int block_h, - const int is_chroma, const int extra_before, const int extra_after) +static void emulated_edge_no_wrap(const VVCLocalContext *lc, uint8_t *dst, + const uint8_t **src, ptrdiff_t *src_stride, + int x_off, int y_off, const int block_w, const int block_h, + const int extra_before, const int extra_after, + const VVCRect *subpic, const VVCRect *sb, const int dmvr_clip) { const VVCFrameContext *fc = lc->fc; - const VVCSPS *sps = src_frame->sps; - const VVCPPS *pps = src_frame->pps; - const int subpic_idx = lc->sc->sh.r->curr_subpic_idx; const int extra = extra_before + extra_after; - const int dmvr_clip = x_sb != x_off || y_sb != y_off; int pic_width, pic_height; *src += y_off * *src_stride + (x_off * (1 << fc->ps.sps->pixel_shift)); - subpic_offset(&x_off, &y_off, sps, pps, subpic_idx, is_chroma); - subpic_offset(&x_sb, &y_sb, sps, pps, subpic_idx, is_chroma); - subpic_width_height(&pic_width, &pic_height, sps, pps, subpic_idx, is_chroma); - if (dmvr_clip) { - const int start_x = FFMIN(FFMAX(x_sb - extra_before, 0), pic_width - 1); - const int start_y = FFMIN(FFMAX(y_sb - extra_before, 0), pic_height - 1); - pic_width = FFMAX(FFMIN(pic_width, x_sb + block_w + extra_after) - start_x, 1); - pic_height = FFMAX(FFMIN(pic_height, y_sb + block_h + extra_after) - start_y, 1); - x_off -= start_x; - y_off -= start_y; - } + clip_to_subpic(&x_off, &y_off, &pic_width, &pic_height, subpic, sb, dmvr_clip); if (dmvr_clip || x_off < extra_before || y_off < extra_before || x_off >= pic_width - block_w - extra_after || @@ -88,16 +95,32 @@ static void emulated_edge(const VVCLocalContext *lc, uint8_t *dst, } } +static void emulated_edge(const VVCLocalContext *lc, uint8_t *dst, + const uint8_t **src, ptrdiff_t *src_stride, const VVCFrame *src_frame, + int x_sb, int y_sb, int x_off, int y_off, int block_w, int block_h, const int wrap_enabled, + const int is_chroma, const int extra_before, const int extra_after) +{ + const int subpic_idx = lc->sc->sh.r->curr_subpic_idx; + const int dmvr_clip = x_sb != x_off || y_sb != y_off; + VVCRect sb = { x_sb - extra_before, y_sb - extra_before, x_sb + block_w + extra_after, y_sb + block_h + extra_after }; + VVCRect subpic; + + subpic_get_rect(&subpic, src_frame, subpic_idx, is_chroma); + + return emulated_edge_no_wrap(lc, dst, src, src_stride, + x_off, y_off, block_w, block_h, extra_before, extra_after, &subpic, &sb, dmvr_clip); +} + #define MC_EMULATED_EDGE(dst, src, src_stride, x_off, y_off) \ - emulated_edge(lc, dst, src, src_stride, ref, x_off, y_off, x_off, y_off, block_w, block_h, is_chroma, \ + emulated_edge(lc, dst, src, src_stride, ref, x_off, y_off, x_off, y_off, block_w, block_h, wrap_enabled, is_chroma, \ is_chroma ? CHROMA_EXTRA_BEFORE : LUMA_EXTRA_BEFORE, is_chroma ? CHROMA_EXTRA_AFTER : LUMA_EXTRA_AFTER) #define MC_EMULATED_EDGE_DMVR(dst, src, src_stride, x_sb, y_sb, x_off, y_off) \ - emulated_edge(lc, dst, src, src_stride, ref, x_sb, y_sb, x_off, y_off, block_w, block_h, is_chroma, \ + emulated_edge(lc, dst, src, src_stride, ref, x_sb, y_sb, x_off, y_off, block_w, block_h, wrap_enabled, is_chroma, \ is_chroma ? CHROMA_EXTRA_BEFORE : LUMA_EXTRA_BEFORE, is_chroma ? CHROMA_EXTRA_AFTER : LUMA_EXTRA_AFTER) #define MC_EMULATED_EDGE_BILINEAR(dst, src, src_stride, x_off, y_off) \ - emulated_edge(lc, dst, src, src_stride, ref, x_off, y_off, x_off, y_off, pred_w, pred_h, 0, \ + emulated_edge(lc, dst, src, src_stride, ref, x_off, y_off, x_off, y_off, pred_w, pred_h, wrap_enabled, 0, \ BILINEAR_EXTRA_BEFORE, BILINEAR_EXTRA_AFTER) // part of 8.5.6.6 Weighted sample prediction process @@ -169,6 +192,7 @@ static void mc(VVCLocalContext *lc, int16_t *dst, const VVCFrame *ref, const Mv const int hpel_if_idx = (is_chroma || pu->merge_gpm_flag) ? 0 : pu->mi.hpel_if_idx; const int8_t *hf = INTER_FILTER(hpel_if_idx, mx); const int8_t *vf = INTER_FILTER(hpel_if_idx, my); + const int wrap_enabled = fc->ps.pps->r->pps_ref_wraparound_enabled_flag; x_off += mv->x >> (4 + hs); y_off += mv->y >> (4 + vs); @@ -196,6 +220,7 @@ static void mc_uni(VVCLocalContext *lc, uint8_t *dst, const ptrdiff_t dst_stride const int hpel_if_idx = is_chroma ? 0 : pu->mi.hpel_if_idx; const int8_t *hf = INTER_FILTER(hpel_if_idx, mx); const int8_t *vf = INTER_FILTER(hpel_if_idx, my); + const int wrap_enabled = fc->ps.pps->r->pps_ref_wraparound_enabled_flag; int denom, wx, ox; x_off += mv->x >> (4 + hs); @@ -239,6 +264,7 @@ static void mc_bi(VVCLocalContext *lc, uint8_t *dst, const ptrdiff_t dst_stride, const uint8_t *src = ref->frame->data[c_idx]; const int8_t *hf = INTER_FILTER(hpel_if_idx, mx); const int8_t *vf = INTER_FILTER(hpel_if_idx, my); + const int wrap_enabled = fc->ps.pps->r->pps_ref_wraparound_enabled_flag; if (pu->dmvr_flag) { const int x_sb = x_off + (orig_mv->mv[i].x >> (4 + hs)); @@ -314,6 +340,7 @@ static void emulated_edge_scaled(VVCLocalContext *lc, const uint8_t **src, ptrdi const int y_last = SCALED_INT(y + (h - 1) * dy); const int block_w = x_end - x_off + (x_end == x_last); const int block_h = *src_height = y_end - y_off + (y_end == y_last); + const int wrap_enabled = 0; MC_EMULATED_EDGE(lc->edge_emu_buffer, src, src_stride, x_off, y_off); } @@ -407,6 +434,7 @@ static void luma_prof_uni(VVCLocalContext *lc, uint8_t *dst, const ptrdiff_t dst const int8_t *vf = ff_vvc_inter_luma_filters[VVC_INTER_LUMA_FILTER_TYPE_AFFINE][my]; int denom, wx, ox; const int weight_flag = derive_weight_uni(&denom, &wx, &ox, lc, mvf, LUMA); + const int wrap_enabled = fc->ps.pps->r->pps_ref_wraparound_enabled_flag; const int is_chroma = 0; x_off += mv->x >> 4; @@ -444,6 +472,7 @@ static void luma_prof(VVCLocalContext *lc, int16_t *dst, const VVCFrame *ref, const uint8_t *src = ref->frame->data[LUMA]; const int8_t *hf = ff_vvc_inter_luma_filters[VVC_INTER_LUMA_FILTER_TYPE_AFFINE][mx]; const int8_t *vf = ff_vvc_inter_luma_filters[VVC_INTER_LUMA_FILTER_TYPE_AFFINE][my]; + const int wrap_enabled = fc->ps.pps->r->pps_ref_wraparound_enabled_flag; MC_EMULATED_EDGE(lc->edge_emu_buffer, &src, &src_stride, ox, oy); if (!pu->cb_prof_flag[lx]) { @@ -701,6 +730,8 @@ static void dmvr_mv_refine(VVCLocalContext *lc, MvField *mvf, MvField *orig_mv, const VVCFrame *ref = refs[i]; ptrdiff_t src_stride = ref->frame->linesize[LUMA]; const uint8_t *src = ref->frame->data[LUMA]; + const int wrap_enabled = fc->ps.pps->r->pps_ref_wraparound_enabled_flag; + MC_EMULATED_EDGE_BILINEAR(lc->edge_emu_buffer, &src, &src_stride, ox, oy); fc->vvcdsp.inter.dmvr[!!my][!!mx](tmp[i], src, src_stride, pred_h, mx, my, pred_w); } -- 2.34.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".