init

libs/hwcodec/dev/capture/build.rs

@@ -0,0 +1,51 @@
+use cc::Build;
+use std::{
+    env,
+    path::{Path, PathBuf},
+};
+
+fn main() {
+    let manifest_dir = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
+    let externals_dir = manifest_dir
+        .parent()
+        .unwrap()
+        .parent()
+        .unwrap()
+        .join("externals");
+    println!("cargo:rerun-if-changed=src");
+    println!("cargo:rerun-if-changed={}", externals_dir.display());
+    let ffi_header = "src/dxgi_ffi.h";
+    bindgen::builder()
+        .header(ffi_header)
+        .rustified_enum("*")
+        .generate()
+        .unwrap()
+        .write_to_file(Path::new(&env::var_os("OUT_DIR").unwrap()).join("capture_ffi.rs"))
+        .unwrap();
+
+    let mut builder = Build::new();
+
+    // system
+    #[cfg(windows)]
+    ["d3d11", "dxgi"].map(|lib| println!("cargo:rustc-link-lib={}", lib));
+    #[cfg(target_os = "linux")]
+    println!("cargo:rustc-link-lib=stdc++");
+
+    #[cfg(windows)]
+    {
+        // dxgi
+        let dxgi_path = externals_dir.join("nvEncDXGIOutputDuplicationSample");
+        builder.include(&dxgi_path);
+        for f in vec!["DDAImpl.cpp"] {
+            builder.file(format!("{}/{}", dxgi_path.display(), f));
+        }
+        builder.file("src/dxgi.cpp");
+    }
+
+    // crate
+    builder
+        .cpp(false)
+        .static_crt(true)
+        .warnings(false)
+        .compile("capture");
+}