chore: vendor trimmed v4l2r capture crate

libs/v4l2r/Cargo.toml.orig

@@ -0,0 +1,28 @@
+[package]
+name = "v4l2r"
+version = "0.0.7"
+authors = ["Alexandre Courbot <gnurou@gmail.com>"]
+edition = "2021"
+description = "Safe and flexible abstraction over V4L2"
+repository = "https://github.com/Gnurou/v4l2r"
+categories = ["os"]
+keywords = ["v4l2", "video", "linux"]
+
+license-file.workspace = true
+readme.workspace = true
+
+[features]
+# Generate the bindings for 64-bit even if the host is 32-bit.
+arch64 = []
+# Generate the bindings for 32-bit even if the host is 64-bit.
+arch32 = []
+
+[dependencies]
+nix = { version = "0.28", features = ["ioctl", "mman", "poll", "fs", "event"] }
+bitflags = "2.4"
+thiserror = "1.0"
+log = "0.4.14"
+enumn = "0.1.6"
+
+[build-dependencies]
+bindgen = "0.70.1"