LIBJXL
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Files | Classes | Enumerations
Image and frame metadata
Collaboration diagram for Image and frame metadata:

Files

file  codestream_header.h
 Definitions of structs and enums for the metadata from the JPEG XL codestream headers (signature, metadata, preview dimensions, ...), excluding color encoding which is in color_encoding.h.
 

Classes

struct  JxlPreviewHeader
 
struct  JxlAnimationHeader
 
struct  JxlBasicInfo
 
struct  JxlExtraChannelInfo
 
struct  JxlHeaderExtensions
 
struct  JxlBlendInfo
 
struct  JxlLayerInfo
 
struct  JxlFrameHeader
 

Enumerations

enum  JxlOrientation {
  JXL_ORIENT_IDENTITY = 1 , JXL_ORIENT_FLIP_HORIZONTAL = 2 , JXL_ORIENT_ROTATE_180 = 3 , JXL_ORIENT_FLIP_VERTICAL = 4 ,
  JXL_ORIENT_TRANSPOSE = 5 , JXL_ORIENT_ROTATE_90_CW = 6 , JXL_ORIENT_ANTI_TRANSPOSE = 7 , JXL_ORIENT_ROTATE_90_CCW = 8
}
 
enum  JxlExtraChannelType {
  JXL_CHANNEL_ALPHA , JXL_CHANNEL_DEPTH , JXL_CHANNEL_SPOT_COLOR , JXL_CHANNEL_SELECTION_MASK ,
  JXL_CHANNEL_BLACK , JXL_CHANNEL_CFA , JXL_CHANNEL_THERMAL , JXL_CHANNEL_RESERVED0 ,
  JXL_CHANNEL_RESERVED1 , JXL_CHANNEL_RESERVED2 , JXL_CHANNEL_RESERVED3 , JXL_CHANNEL_RESERVED4 ,
  JXL_CHANNEL_RESERVED5 , JXL_CHANNEL_RESERVED6 , JXL_CHANNEL_RESERVED7 , JXL_CHANNEL_UNKNOWN ,
  JXL_CHANNEL_OPTIONAL
}
 
enum  JxlBlendMode {
  JXL_BLEND_REPLACE = 0 , JXL_BLEND_ADD = 1 , JXL_BLEND_BLEND = 2 , JXL_BLEND_MULADD = 3 ,
  JXL_BLEND_MUL = 4
}
 

Detailed Description

Enumeration Type Documentation

◆ JxlBlendMode

Frame blend modes. When decoding, if coalescing is enabled (default), this can be ignored.

◆ JxlExtraChannelType

Given type of an extra channel.

◆ JxlOrientation

Image orientation metadata. Values 1..8 match the EXIF definitions. The name indicates the operation to perform to transform from the encoded image to the display image.