Add experimental vhost-user-video backend

README.md

@@ -40,6 +40,7 @@ More information may be found in its [README file](./staging/README.md).
 Here is the list of device backends in **staging**:
 
 - [Sound](https://github.com/rust-vmm/vhost-device/blob/main/staging/vhost-device-sound/README.md)
+- [Video](https://github.com/rust-vmm/vhost-device/blob/main/staging/vhost-device-video/README.md)
 
 <!--
 Template:

staging/Cargo.toml

@@ -2,4 +2,5 @@
 resolver = "2"
 members = [
   "vhost-device-sound",
+  "vhost-device-video",
 ]

staging/vhost-device-video/CHANGELOG.md

@@ -0,0 +1,15 @@
+# Changelog
+## [Unreleased]
+
+### Added
+
+### Changed
+
+### Fixed
+
+### Deprecated
+
+## [0.1.0]
+
+First release
+

staging/vhost-device-video/Cargo.toml

@@ -0,0 +1,42 @@
+[package]
+name = "vhost-device-video"
+version = "0.1.0"
+authors = ["Albert Esteve <[email protected]>"]
+description = "A virtio-video device using the vhost-user protocol."
+repository = "https://github.com/rust-vmm/vhost-device"
+readme = "README.md"
+keywords = ["vhost", "video", "virt", "backend"]
+license = "Apache-2.0 OR BSD-3-Clause"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[features]
+xen = ["vm-memory/xen", "vhost/xen", "vhost-user-backend/xen"]
+default = ["v4l2-decoder"]
+v4l2-decoder = ["v4l2r"]
+
+[dependencies]
+bitflags = "2.3.3"
+clap = { version = "4.4",  features = ["derive"] }
+env_logger = "0.10"
+epoll = "4.3"
+num_enum = "0.7"
+log = "0.4"
+libc = "0.2.147"
+thiserror = "1.0"
+futures-executor = { version = "0.3", features = ["thread-pool"] }
+vhost = { version = "0.8", features = ["vhost-user-slave"] }
+vhost-user-backend = "0.10"
+virtio-bindings = "0.2.1"
+virtio-queue = "0.9"
+vm-memory = "0.12"
+vmm-sys-util = "0.11"
+v4l2r = { git =  "https://github.com/Gnurou/v4l2r", rev = "110fd77", optional = true }
+
+[dev-dependencies]
+assert_matches = "1.5"
+rstest = "0.18.2"
+tempfile = "3.8.0"
+virtio-queue = { version = "0.9", features = ["test-utils"] }
+vm-memory = { version = "0.12", features = ["backend-mmap", "backend-atomic"] }

staging/vhost-device-video/LICENSE-APACHE

@@ -0,0 +1 @@
+../../LICENSE-APACHE

staging/vhost-device-video/LICENSE-BSD-3-Clause

@@ -0,0 +1 @@
+../../LICENSE-BSD-3-Clause