j2k-cuda 0.11.1

CUDA adapter for resident HTJ2K decode/encode and shared JPEG 2000 stages
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19

// SPDX-License-Identifier: MIT OR Apache-2.0

use crate::{CudaSession, Error};

pub(crate) fn auto_cuda_available(session: &mut CudaSession) -> Result<bool, Error> {
    #[cfg(feature = "cuda-runtime")]
    {
        match session.cuda_context() {
            Ok(_) => Ok(true),
            Err(Error::CudaUnavailable) => Ok(false),
            Err(error) => Err(error),
        }
    }
    #[cfg(not(feature = "cuda-runtime"))]
    {
        let _ = session;
        Ok(false)
    }
}