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dav1d
Commit f4ad2720 authored by David Michael Barr's avatar David Michael Barr
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Defer DC_PRED for zero-alpha CFL_PRED

parent 677dcb7c
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Showing with 12 additions and 12 deletions
src/recon.c
View file @ f4ad2720
......@@ -855,6 +855,7 @@ void bytefn(dav1d_recon_b_intra)(Dav1dTileContext *const t, const enum BlockSize
cbw4 - (furthest_r >> ss_hor),
cbh4 - (furthest_b >> ss_ver));
for (int pl = 0; pl < 2; pl++) {
if (!b->cfl_alpha[pl]) continue;
int angle = 0;
const pixel *top_sb_edge = NULL;
if (!((t->by & ~ss_ver) & (f->sb_step - 1))) {
......@@ -875,16 +876,10 @@ void bytefn(dav1d_recon_b_intra)(Dav1dTileContext *const t, const enum BlockSize
top_sb_edge, DC_PRED, &angle,
uv_t_dim->w,
uv_t_dim->h, edge);
if (b->cfl_alpha[pl]) {
dsp->ipred.cfl_pred[m](uv_dst[pl], stride, edge,
uv_t_dim->w * 4,
uv_t_dim->h * 4,
b->cfl_alpha[pl], ac);
} else {
dsp->ipred.intra_pred[m](uv_dst[pl], stride, edge,
uv_t_dim->w * 4,
uv_t_dim->h * 4, 0);
}
dsp->ipred.cfl_pred[m](uv_dst[pl], stride, edge,
uv_t_dim->w * 4,
uv_t_dim->h * 4,
b->cfl_alpha[pl], ac);
}
if (DEBUG_BLOCK_INFO && DEBUG_B_PIXELS) {
ac_dump(ac, 4*cbw4, 4*cbh4, "ac");
......@@ -943,8 +938,11 @@ void bytefn(dav1d_recon_b_intra)(Dav1dTileContext *const t, const enum BlockSize
for (x = init_x >> ss_hor, t->bx += init_x; x < sub_cw4;
x += uv_t_dim->w, t->bx += uv_t_dim->w << ss_hor)
{
if (b->uv_mode == CFL_PRED || b->pal_sz[1])
if ((b->uv_mode == CFL_PRED && b->cfl_alpha[pl]) ||
b->pal_sz[1])
{
goto skip_uv_pred;
}
int angle = b->uv_angle;
// this probably looks weird because we're using
......@@ -963,6 +961,8 @@ void bytefn(dav1d_recon_b_intra)(Dav1dTileContext *const t, const enum BlockSize
const int sby = t->by >> f->sb_shift;
top_sb_edge += f->sb128w * 128 * (sby - 1);
}
const enum IntraPredMode uv_mode =
b->uv_mode == CFL_PRED ? DC_PRED : b->uv_mode;
const enum IntraPredMode m =
bytefn(dav1d_prepare_intra_edges)(t->bx >> ss_hor,
(t->bx >> ss_hor) >
......@@ -973,7 +973,7 @@ void bytefn(dav1d_recon_b_intra)(Dav1dTileContext *const t, const enum BlockSize
ts->tiling.col_end >> ss_hor,
ts->tiling.row_end >> ss_ver,
edge_flags, dst, stride,
top_sb_edge, b->uv_mode,
top_sb_edge, uv_mode,
&angle, uv_t_dim->w,
uv_t_dim->h, edge);
dsp->ipred.intra_pred[m](dst, stride, edge,
......
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