alhazen-core 0.6.0

Native media engine for Rust: plays video and audio from files and HTTP, with pure-Rust and OS (GPU) decoders. UI-agnostic.
Documentation 
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//! The NVDEC backend: NVIDIA's GPU decoders on Linux, behind our demuxers. Loaded at runtime
//! from the driver's `libcuda.so.1` and `libnvcuvid.so.1`; without them the backend is absent.

#[cfg(all(target_os = "linux", feature = "nvdec"))]
mod device;
pub mod profile;
pub mod size;
#[cfg(all(target_os = "linux", feature = "nvdec"))]
mod backend;
#[cfg(all(target_os = "linux", feature = "nvdec"))]
mod decoder;
#[cfg(all(target_os = "linux", feature = "nvdec"))]
pub use backend::NvdecBackend;
#[cfg(all(target_os = "linux", feature = "nvdec"))]
pub use decoder::NvdecVideoDecoder;
#[cfg(all(target_os = "linux", feature = "nvdec"))]
mod sys;

/// Whether NVDEC can be used on this machine (driver libraries present, a CUDA device exists).
pub fn available() -> bool {
    #[cfg(all(target_os = "linux", feature = "nvdec"))]
    return device::present();
    #[cfg(not(all(target_os = "linux", feature = "nvdec")))]
    false
}

/// Whether NVDEC's CUDA context has been created (it should only be once a video needs it).
#[doc(hidden)]
pub fn context_created() -> bool {
    #[cfg(all(target_os = "linux", feature = "nvdec"))]
    return device::created();
    #[cfg(not(all(target_os = "linux", feature = "nvdec")))]
    false
}