diff options
author | Janne Grunau <janne-vlc@jannau.net> | 2018-11-17 12:17:15 +0300 |
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committer | Janne Grunau <janne-vlc@jannau.net> | 2018-11-17 12:27:18 +0300 |
commit | 8bef2dc2c7fc86f1763a494a26aaf2c97eca6f9f (patch) | |
tree | a8358e6b1ea2ede0c2f5d33c99abfe20be62a3a2 | |
parent | f1d6eb934aa11bfb3c0093ab3920c09a0b19bc10 (diff) |
set chroma width/height correctly for 422/444 in dav1d_read_coef_blocks
Fixes unaligned writes while splatting coefs for skip blocks with
clusterfuzz-testcase-minimized-dav1d_fuzzer_mt-5684725352497152 and
clusterfuzz-testcase-minimized-dav1d_fuzzer_mt-5728508249112576.
-rw-r--r-- | src/recon_tmpl.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/recon_tmpl.c b/src/recon_tmpl.c index ecd0308..72927b9 100644 --- a/src/recon_tmpl.c +++ b/src/recon_tmpl.c @@ -367,7 +367,7 @@ void bytefn(dav1d_read_coef_blocks)(Dav1dTileContext *const t, const int cbx4 = bx4 >> ss_hor, cby4 = by4 >> ss_ver; const uint8_t *const b_dim = dav1d_block_dimensions[bs]; const int bw4 = b_dim[0], bh4 = b_dim[1]; - const int cbw4 = (bw4 + 1) >> ss_hor, cbh4 = (bh4 + 1) >> ss_ver; + const int cbw4 = (bw4 + ss_hor) >> ss_hor, cbh4 = (bh4 + ss_ver) >> ss_ver; const int has_chroma = f->seq_hdr.layout != DAV1D_PIXEL_LAYOUT_I400 && (bw4 > ss_hor || t->bx & 1) && (bh4 > ss_ver || t->by & 1); |