Enum CameraError 

pub enum CameraError {
    NotFound(u32),
    OpenFailed {
        index: u32,
        reason: String,
    },
    CaptureFailed(String),
    FormatNotSupported(CameraFormat),
    Other(String),
}

Errors that can occur during camera operations.

Variants

NotFound(u32)

No camera exists at the requested device index.

OpenFailed

The camera was discoverable but could not be opened.

Fields

index: u32

Device index that failed to open.

reason: String

OS-level failure reason.

CaptureFailed(String)

Opening succeeded but capturing a frame failed.

FormatNotSupported(CameraFormat)

The requested CameraFormat is not offered by this device.

Other(String)

Catch-all for platform-specific failures.

Trait Implementations

impl Debug for CameraError

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Display for CameraError

fn fmt(&self, __formatter: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Error for CameraError

fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any.

fn description(&self) -> &str

👎Deprecated since 1.42.0:

use the Display impl or to_string()

fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)

Provides type-based access to context intended for error reports.