| 1 | //! Decoding and Encoding of TIFF Images |
| 2 | //! |
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| 3 | //! TIFF (Tagged Image File Format) is a versatile image format that supports |
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| 4 | //! lossless and lossy compression. |
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| 5 | //! |
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| 6 | //! # Related Links |
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| 7 | //! * <https://web.archive.org/web/20210108073850/https://www.adobe.io/open/standards/TIFF.html> - The TIFF specification |
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| 8 | |
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| 9 | extern crate jpeg; |
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| 10 | extern crate weezl; |
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| 11 | |
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| 12 | mod bytecast; |
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| 13 | pub mod decoder; |
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| 14 | pub mod encoder; |
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| 15 | mod error; |
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| 16 | pub mod tags; |
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| 17 | |
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| 18 | pub use self::error::{TiffError, TiffFormatError, TiffResult, TiffUnsupportedError, UsageError}; |
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| 19 | |
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| 20 | /// An enumeration over supported color types and their bit depths |
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| 21 | #[derive (Copy, PartialEq, Eq, Debug, Clone, Hash)] |
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| 22 | pub enum ColorType { |
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| 23 | /// Pixel is grayscale |
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| 24 | Gray(u8), |
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| 25 | |
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| 26 | /// Pixel contains R, G and B channels |
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| 27 | RGB(u8), |
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| 28 | |
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| 29 | /// Pixel is an index into a color palette |
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| 30 | Palette(u8), |
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| 31 | |
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| 32 | /// Pixel is grayscale with an alpha channel |
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| 33 | GrayA(u8), |
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| 34 | |
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| 35 | /// Pixel is RGB with an alpha channel |
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| 36 | RGBA(u8), |
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| 37 | |
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| 38 | /// Pixel is CMYK |
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| 39 | CMYK(u8), |
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| 40 | |
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| 41 | /// Pixel is YCbCr |
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| 42 | YCbCr(u8), |
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| 43 | } |
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| 44 | |
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