invalidHeaderCompressionMethodCode(_:)

Other cases

• case invalidHeaderChunkLength(Int)

  An IHDR chunk had the wrong length.

• case invalidHeaderPixelFormatCode((UInt8, UInt8))

  An IHDR chunk had an invalid pixel format code.

• case invalidHeaderPixelFormat(PNG.Format.Pixel, standard: PNG.Standard)

  An IHDR chunk specified a pixel format that is disallowed according to the PNG standard used by the image.

• case invalidHeaderFilterCode(UInt8)

  An IHDR chunk had an invalid filter code.

• case invalidHeaderInterlacingCode(UInt8)

  An IHDR chunk had an invalid interlacing code.

• case invalidHeaderSize((x: Int, y: Int))

  An IHDR chunk specified an invalid image size.

• case unexpectedPalette(pixel: PNG.Format.Pixel)

  The parser encountered a PLTE chunk in an image with a pixel format that forbids it.

• case invalidPaletteChunkLength(Int)

  A PLTE chunk had a length that is not divisible by 3.

• case invalidPaletteCount(Int, max: Int)

  A PLTE chunk contained more entries than allowed.

• case unexpectedTransparency(pixel: PNG.Format.Pixel)

  The parser encountered a tRNS chunk in an image with a pixel format that forbids it.

• case invalidTransparencyChunkLength(Int, expected: Int)

  A tRNS chunk had the wrong length.

• case invalidTransparencySample(UInt16, max: UInt16)

  A tRNS chunk contained an invalid chroma key sample.

• case invalidTransparencyCount(Int, max: Int)

  A tRNS chunk contained too many alpha samples.

• case invalidBackgroundChunkLength(Int, expected: Int)

  A bKGD chunk had the wrong length.

• case invalidBackgroundSample(UInt16, max: UInt16)

  A bKGD chunk contained an invalid background sample.

• case invalidBackgroundIndex(Int, max: Int)

  A bKGD chunk specified an out-of-range palette index.

• case invalidHistogramChunkLength(Int, expected: Int)

  A hIST chunk had the wrong length.

• case invalidGammaChunkLength(Int)

  A gAMA chunk had the wrong length.

• case invalidChromaticityChunkLength(Int)

  A cHRM chunk had the wrong length.

• case invalidColorRenderingChunkLength(Int)

  An sRGB chunk had the wrong length.

• case invalidColorRenderingCode(UInt8)

  An sRGB chunk had an invalid color rendering code.

• case invalidSignificantBitsChunkLength(Int, expected: Int)

  An sBIT chunk had the wrong length.

• case invalidSignificantBitsPrecision(Int, max: Int)

  An sBIT chunk specified an invalid precision value.

• case invalidColorProfileChunkLength(Int, min: Int)

  An iCCP chunk had an invalid length.

• case invalidColorProfileName(String?)

  An iCCP chunk had an invalid profile name.

• case invalidColorProfileCompressionMethodCode(UInt8)

  An iCCP chunk had an invalid compression method code.

• case incompleteColorProfileCompressedDatastream

  The compressed data stream in an iCCP chunk was not properly terminated.

• case invalidPhysicalDimensionsChunkLength(Int)

  A pHYs chunk had the wrong length.

• case invalidPhysicalDimensionsDensityUnitCode(UInt8)

  A pHYs chunk had an invalid density unit code.

• case invalidSuggestedPaletteChunkLength(Int, min: Int)

  An sPLT chunk had an invalid length.

• case invalidSuggestedPaletteName(String?)

  An sPLT chunk had an invalid palette name.

• case invalidSuggestedPaletteDataLength(Int, stride: Int)

  The length of the palette data in an sPLT chunk was not divisible by its expected stride.

• case invalidSuggestedPaletteDepthCode(UInt8)

  An sPLT chunk had an invalid depth code.

• case invalidSuggestedPaletteFrequency

  The entries in an sPLT chunk were not ordered by descending frequency.

• case invalidTimeModifiedChunkLength(Int)

  A tIME chunk had the wrong length.

• case invalidTimeModifiedTime(year: Int, month: Int, day: Int, hour: Int, minute: Int, second: Int)

  A tIME chunk specified an invalid timestamp.

• case invalidTextEnglishKeyword(String?)

  A tEXt, zTXt, or iTXt chunk had an invalid english keyword.

• case invalidTextChunkLength(Int, min: Int)

  A tEXt, zTXt, or iTXt chunk had an invalid length.

• case invalidTextCompressionCode(UInt8)

  An iTXt chunk had an invalid compression code.

• case invalidTextCompressionMethodCode(UInt8)

  A zTXt or iTXt chunk had an invalid compression method code.

• case invalidTextLanguageTag(String?)

  An iTXt chunk had an invalid language tag.

• case invalidTextLocalizedKeyword

  The parser could not find the null-terminator of the localized keyword string in an iTXt chunk.

• case incompleteTextCompressedDatastream

  The compressed data stream in a zTXt or iTXt chunk was not properly terminated.