8.64. V4L2 munmap()¶
8.64.1. Name¶
v4l2-munmap - Unmap device memory
8.64.3. Arguments¶
- start
- Address of the mapped buffer as returned by the mmap() function.
- length
- Length of the mapped buffer. This must be the same value as given to mmap() and returned by the driver in the struct v4l2_buffer length field for the single-planar API and in the struct v4l2_plane length field for the multi-planar API.