mod refmvs: backport shrinkage of RefMvsFrame from dav1d 1.5.2
#1462
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Includes updates to load_tmvs() asm implementations.
kkysen
reviewed
Dec 29, 2025
| let diff2 = get_poc_diff(seq_hdr.order_hint_n_bits, rpoc as i32, rrpoc as i32); | ||
| // unsigned comparison also catches the < 0 case | ||
| rf.mfmv_ref2ref[n][m] = if diff2 as u32 > 31 { 0 } else { diff2 }; | ||
| rf.mfmv_ref2ref[n][m] = if diff2 as u32 > 31 { 0 } else { diff2 as u8 }; |
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Is the diff as u32 > 31 still correct (or idiomatic) with the new smaller types?
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This comparison shouldn't be impacted by the smaller types. diff2 can still be as wide as before AFAICT.
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