code wiki / (root) / nx_h264_chroma_pred_gate.nx

nx_h264_chroma_pred_gate.nx

buildroot/runtime/nx_h264_chroma_pred_gate.nx

4892 B121 linesdepth 4pulls 4 transitivereach 0 importersview sourcekind gate/prooftopic h264

docs dependencies structs consts functions

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nx_h264_chroma_pred_gate.nx -- validate intra chroma 8x8 prediction (4 modes). plane(3): neighbours on plane p=base+gx*(x-3)+gy*(y-3) -> pred==p exactly (64/64) horiz(1)/vert(2): exact copy DC(0): per-quadrant with hand-computed expected (both-avail + top-only fallback) Exit 0/1. license_tier: ORIGINAL

dependencies 2 imports · 0 importers

imports: nx_syscalls.nxnx_h264_chroma_pred.nx

imported by: nobody (leaf or entry point)

call flow from main pre-order; caps 40 nodes / depth 6 declared; ↻ = already shown

structs

none

consts

none

functions

9	func gp(fd: i64, s: *u8) -> i64 called by 2: plane_recover main calls 1: sys_write
15	func gnum(fd: i64, v: i64) -> i64 called by 2: plane_recover main calls 2: sys_mmap sys_write
27	func plane_recover(fd: i64, base: i64, gx: i64, gy: i64) -> i64 called by 1: main calls 4: sys_mmap nx_intra_chroma_pred gp gnum
51	func quad_is(pred: *i64, qx: i64, qy: i64, want: i64) -> i64 called by 1: main
61	func main() -> i64 calls 9: sys_openat_append gp plane_recover sys_mmap nx_intra_chroma_pred gnum+3