vendor: OpenCV 5.0.0 snapshot at 755e50675d97db9b7d449d8bd6b09888646f6c6e

2026-08-22 00:11:13 +08:00
commit 12022378a3
3872 changed files with 2513409 additions and 0 deletions
@@ -0,0 +1,49 @@
+#Adapted from IndirectArray
+
+struct Mat{T <: dtypes} <: AbstractArray{T,3}
+    mat
+    data_raw
+    data
+
+    @inline function Mat{T}(mat, data_raw::AbstractArray{T,3}) where {T <: dtypes}
+        data = reinterpret(T, data_raw)
+        new{T}(mat, data_raw, data)
+    end
+
+    @inline function Mat(data_raw::AbstractArray{T, 3}) where {T <: dtypes}
+        data = reinterpret(T, data_raw)
+        mat = nothing
+        new{T}(mat, data_raw, data)
+    end
+end
+
+function Base.deepcopy_internal(x::Mat{T}, y::IdDict) where {T}
+    if haskey(y, x)
+        return y[x]
+    end
+    ret = Base.copy(x)
+    y[x] = ret
+    return ret
+end
+
+Base.size(A::Mat) = size(A.data)
+Base.axes(A::Mat) = axes(A.data)
+Base.IndexStyle(::Type{Mat{T}}) where {T} = IndexCartesian()
+
+Base.strides(A::Mat{T}) where {T} = strides(A.data)
+Base.copy(A::Mat{T}) where {T} = Mat(copy(A.data_raw))
+Base.pointer(A::Mat) = Base.pointer(A.data)
+
+Base.unsafe_convert(::Type{Ptr{T}}, A::Mat{S}) where {T, S} = Base.unsafe_convert(Ptr{T}, A.data)
+
+@inline function Base.getindex(A::Mat{T}, I::Vararg{Int,3}) where {T}
+    @boundscheck checkbounds(A.data, I...)
+    @inbounds ret = A.data[I...]
+    ret
+end
+
+@inline function Base.setindex!(A::Mat, x, I::Vararg{Int,3})
+    @boundscheck checkbounds(A.data, I...)
+    A.data[I...] = x
+    return A
+end