wayclip-daemon 0.2.0

Recording and management of Wayclip daemon
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129

use gstreamer::Element;
use std::sync::Arc;
use wayclip_core::{models::error::WayclipError, settings::UserSettings};

use crate::common::gst::guard::CaptureHealth;
use crate::linux::engine::gstreamer::video::encoder::VideoEncoderFactory;
use crate::linux::engine::gstreamer::video::nvidia::VideoNvidia;
use crate::linux::engine::gstreamer::video::parser::VideoParserFactory;
use crate::linux::engine::gstreamer::video::preprocessor::VideoPreprocessFactory;
use crate::linux::engine::gstreamer::{
    CaptureMode, DEFAULT_GST_LEAKY_DOWNSTREAM, DEFAULT_MAX_SIZE_BUFFER, DEFAULT_MAX_SIZE_BYTES,
    DEFAULT_MAX_SIZE_TIME_NS,
};
use crate::{
    common::gst::{GStreamer, app::DEFAULT_APPSRC_DO_TIMESTAMP, element::GStreamerElementType},
    linux::engine::pipewire::DaemonEngineConnectionData,
};

pub mod encoder;
pub mod nvidia;
pub mod parser;
pub mod preprocessor;

pub struct VideoBranchBuilder<'a> {
    user_settings: &'a UserSettings,
    connection_data: &'a DaemonEngineConnectionData,
    mode: CaptureMode,
    health: Arc<CaptureHealth>,
}

impl<'a> VideoBranchBuilder<'a> {
    pub fn new(
        user_settings: &'a UserSettings,
        connection_data: &'a DaemonEngineConnectionData,
        mode: CaptureMode,
        health: Arc<CaptureHealth>,
    ) -> Self {
        Self {
            user_settings,
            connection_data,
            mode,
            health,
        }
    }

    pub fn build(self) -> Result<Vec<Element>, WayclipError> {
        let (file_descriptor, node_id) = self.connection_data.extract_data()?;

        // `cudaupload` cannot take DMABuf, so the CUDA path always needs system memory.
        let mode = if VideoNvidia::nvidia_cuda_enabled(&self.user_settings.recording.video.codec) {
            CaptureMode::SystemMemory
        } else {
            self.mode
        };

        let pipewire_src = GStreamer::build_element(GStreamerElementType::VideoPipewireSrc {
            do_timestamp: DEFAULT_APPSRC_DO_TIMESTAMP,
            fd: file_descriptor,
            path: node_id.into(),
            keepalive_ms: 1000 / self.user_settings.recording.video.fps.0.max(1) as i32,
            always_copy: mode == CaptureMode::SystemMemory,
        })?;

        let video_queue_1 = Self::build_queue()?;
        let video_queue_2 = Self::build_queue()?;
        // Although this is not really an audio queue, i just define audio queue as being queue with
        // no parameters :)
        // TODO: CHANGE
        let video_queue_3 = GStreamer::build_element(GStreamerElementType::AudioQueue)?;

        let (mut elements, pre_encode_caps) = VideoPreprocessFactory::build(
            pipewire_src,
            video_queue_1,
            self.user_settings,
            self.mode,
            self.health,
        )?;

        let encoder = VideoEncoderFactory::build_encoder(self.user_settings)?;
        let (parser, parser_caps) =
            VideoParserFactory::build(&self.user_settings.recording.video.codec)?;

        elements.push(pre_encode_caps);
        elements.push(video_queue_2);
        elements.push(encoder);
        elements.push(parser);

        if let Some(caps) = parser_caps {
            elements.push(caps);
        }

        elements.push(video_queue_3);
        Ok(elements)

        //self.pipeline.add_and_link(
        //    video_pipeline
        //        .iter()
        //        .collect::<Vec<&gstreamer::Element>>()
        //        .as_slice(),
        //)?;

        //let video_appsink = GStreamerApp::build_app_sink();
        //let video_appsink_ref = video_appsink.upcast_ref::<gstreamer::Element>();

        //let last = self
        //    .pipeline
        //    .last_element()
        //    .ok_or_else(|| WayclipError::Video("No last video element".into()))?;
        //self.pipeline.add(video_appsink_ref)?;

        //self.pipeline.link(&last, video_appsink_ref)?;

        //// TODO:
        ////self.set_appsink_callbacks(&video_appsink, ContentType::Video)?;

        //Ok(())
    }

    fn build_queue() -> Result<Element, WayclipError> {
        Ok(GStreamer::build_element(
            GStreamerElementType::VideoQueue {
                buffers: DEFAULT_MAX_SIZE_BUFFER,
                bytes: DEFAULT_MAX_SIZE_BYTES,
                time: DEFAULT_MAX_SIZE_TIME_NS,
                leaky: DEFAULT_GST_LEAKY_DOWNSTREAM.into(),
            },
        )?)
    }
}