JpegxlAllocFunc

jpegxl_sys::common::memory_manager

Type Alias JpegxlAllocFunc 

Source 
pub type JpegxlAllocFunc = unsafe extern "C-unwind" fn(opaque: *mut c_void, size: usize) -> *mut c_void;
Expand description

Allocating function for a memory region of a given size.

Allocates a contiguous memory region of size size bytes. The returned memory may not be aligned to a specific size or initialized at all.

§Parameters

  • opaque: custom memory manager handle provided by the caller.
  • size: size in bytes of the requested memory region.

§Returns

  • NULL if the memory cannot be allocated.
  • Pointer to the memory otherwise.