t-rec 0.9.0-preview2

Blazingly fast terminal recorder that generates animated gif images for the web written in rust.
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//! Screenshot capture during recording (CLI only).

#[cfg(feature = "cli")]
use std::path::PathBuf;

/// Information about a captured screenshot (CLI only).
#[cfg(feature = "cli")]
#[derive(Debug, Clone)]
pub struct ScreenshotInfo {
    /// Timecode in milliseconds from recording start.
    pub timecode_ms: u128,
    /// Path to the screenshot file in tempdir.
    pub temp_path: PathBuf,
}

/// Generate a screenshot filename (CLI only).
#[cfg(feature = "cli")]
pub fn screenshot_file_name(timecode: u128, ext: &str) -> String {
    format!("t-rec-screenshot-{:09}.{}", timecode, ext)
}

/// Generate the final output filename for a screenshot (CLI only).
#[cfg(feature = "cli")]
pub fn screenshot_output_name(base: &str, timecode: u128, format: &str) -> String {
    format!("{}_screenshot-{}.{}", base, timecode, format)
}

#[cfg(all(test, feature = "cli"))]
mod tests {
    use super::*;

    #[test]
    fn test_screenshot_file_name() {
        assert_eq!(
            screenshot_file_name(12345, "bmp"),
            "t-rec-screenshot-000012345.bmp"
        );
    }

    #[test]
    fn test_screenshot_output_name() {
        assert_eq!(
            screenshot_output_name("t-rec", 12345, "png"),
            "t-rec_screenshot-12345.png"
        );
    }
}