- implement custom error types

- less restrictive dependency versions
- some extra features and bugfixes for movie writing
- make python tests work again

src/error.rs

@@ -0,0 +1,65 @@
+use thiserror::Error;
+
+#[derive(Debug, Error)]
+pub enum Error {
+    #[error(transparent)]
+    IO(#[from] std::io::Error),
+    #[error(transparent)]
+    Shape(#[from] ndarray::ShapeError),
+    #[error(transparent)]
+    J4rs(#[from] j4rs::errors::J4RsError),
+    #[error(transparent)]
+    Infallible(#[from] std::convert::Infallible),
+    #[error(transparent)]
+    ParseIntError(#[from] std::num::ParseIntError),
+    #[error(transparent)]
+    Ome(#[from] ome_metadata::error::Error),
+    #[cfg(feature = "tiff")]
+    #[error(transparent)]
+    TemplateError(#[from] indicatif::style::TemplateError),
+    #[cfg(feature = "tiff")]
+    #[error(transparent)]
+    TiffWrite(#[from] tiffwrite::error::Error),
+    #[error("invalid axis: {0}")]
+    InvalidAxis(String),
+    #[error("axis {0} not found in axes {1}")]
+    AxisNotFound(String, String),
+    #[error("conversion error: {0}")]
+    TryInto(String),
+    #[error("file already exists {0}")]
+    FileAlreadyExists(String),
+    #[error("could not download ffmpeg: {0}")]
+    Ffmpeg(String),
+    #[error("index {0} out of bounds {1}")]
+    OutOfBounds(isize, isize),
+    #[error("axis {0} has length {1}, but was not included")]
+    OutOfBoundsAxis(String, usize),
+    #[error("dimensionality mismatch: {0} != {0}")]
+    DimensionalityMismatch(usize, usize),
+    #[error("axis {0}: {1} is already operated on!")]
+    AxisAlreadyOperated(usize, String),
+    #[error("not enough free dimensions")]
+    NotEnoughFreeDimensions,
+    #[error("cannot cast {0} to {1}")]
+    Cast(String, String),
+    #[error("empty view")]
+    EmptyView,
+    #[error("invalid color: {0}")]
+    InvalidColor(String),
+    #[error("no image or pixels found")]
+    NoImageOrPixels,
+    #[error("invalid attenuation value: {0}")]
+    InvalidAttenuation(String),
+    #[error("not a valid file name")]
+    InvalidFileName,
+    #[error("unknown pixel type {0}")]
+    UnknownPixelType(String),
+    #[error("no mean")]
+    NoMean,
+    #[error("tiff is locked")]
+    TiffLock,
+    #[error("not implemented: {0}")]
+    NotImplemented(String),
+    #[error("cannot parse: {0}")]
+    Parse(String),
+}