rave_nvcodec/
nvenc_stub.rs

1//! CPU-only stub for builds without NVDEC/NVENC system dependencies.
2
3use rave_core::codec_traits::{BitstreamSink, FrameEncoder};
4use rave_core::error::{EngineError, Result};
5use rave_core::types::FrameEnvelope;
6
7/// Encoder configuration parameters.
8#[derive(Clone, Debug)]
9pub struct NvEncConfig {
10    pub width: u32,
11    pub height: u32,
12    pub fps_num: u32,
13    pub fps_den: u32,
14    pub bitrate: u32,
15    pub max_bitrate: u32,
16    pub gop_length: u32,
17    pub b_frames: u32,
18    pub nv12_pitch: u32,
19}
20
21/// Stub NVENC encoder used when `rave_nvcodec_stub` cfg is active.
22pub struct NvEncoder;
23
24impl NvEncoder {
25    pub fn new(
26        cuda_context: *mut std::ffi::c_void,
27        sink: Box<dyn BitstreamSink>,
28        config: NvEncConfig,
29    ) -> Result<Self> {
30        let _ = (cuda_context, sink, config);
31        Err(EngineError::Encode(
32            "rave-nvcodec built in stub mode: NVENC is unavailable on this build host".into(),
33        ))
34    }
35}
36
37impl FrameEncoder for NvEncoder {
38    fn encode(&mut self, frame: FrameEnvelope) -> Result<()> {
39        let _ = frame;
40        Err(EngineError::Encode(
41            "rave-nvcodec built in stub mode: NVENC is unavailable at runtime".into(),
42        ))
43    }
44
45    fn flush(&mut self) -> Result<()> {
46        Err(EngineError::Encode(
47            "rave-nvcodec built in stub mode: NVENC is unavailable at runtime".into(),
48        ))
49    }
50}
rave_nvcodec/nvenc_stub.rs

rave_nvcodec/
nvenc_stub.rs
