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Backup extra 8 pixels at bottom of frame

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Fixes #112.
This commit is contained in:
Ronald S. Bultje 2018-10-28 12:03:10 -04:00 committed by Janne Grunau
parent 172f277b56
commit 0f4253f24d
1 changed files with 1 additions and 5 deletions
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6
src/lr_apply_tmpl.c
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@ -218,10 +218,6 @@ static void lr_sbrow(const Dav1dFrameContext *const f, pixel *p, const int y,
// Merge last restoration unit if its height is < half_unit_size
if (ruy > 0) ruy -= (ruy << unit_size_log2) + half_unit_size > h;
// The first stripe of the frame is shorter by 8 luma pixel rows.
const int filter_h =
imin(((1 << (6 + f->seq_hdr.sb128)) - 8 * !y) >> ss_ver, h - y);
pixel pre_lr_border[2][128 + 8 /* maximum sbrow height is 128 + 8 rows offset */][4];
int unit_w = unit_size, bit = 0;
@ -248,7 +244,7 @@ static void lr_sbrow(const Dav1dFrameContext *const f, pixel *p, const int y,
// FIXME Don't backup if the next restoration unit is RESTORE_NONE
// This also requires not restoring in the same conditions.
if (edges & LR_HAVE_RIGHT) {
backup4xU(pre_lr_border[bit], p + unit_w - 4, p_stride, filter_h);
backup4xU(pre_lr_border[bit], p + unit_w - 4, p_stride, row_h - y);
}
if (lr->type != RESTORATION_NONE) {
lr_stripe(f, p, pre_lr_border[!bit], x, y, plane, unit_w, row_h, lr, edges);