mirror of https://github.com/GNOME/gimp.git
157 lines
2.2 KiB
Plaintext
157 lines
2.2 KiB
Plaintext
Description
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-----------
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Hierarchy of images.
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Each layer of the hierarchy is composed of 64x64 pixel tiles.
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Properties
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----------
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Properties consist of a 4 byte identifier, a 4 byte size field
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interpreted as an unsigned integer and the property data which is
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"size" bytes in length. Unknown properties *must* be skipped.
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Property types
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--------------
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PROP_COLORMAP [1]
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uint32 ncolors
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uchar cmap[ncolors]
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PROP_ACTIVE_LAYER [2]
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<nothing>
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PROP_ACTIVE_CHANNEL [3]
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<nothing>
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PROP_SELECTION [4]
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<nothing>
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PROP_FLOATING_SELECTION [5]
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uint32 drawable_offset
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PROP_OPACITY [6]
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int32 opacity
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PROP_MODE [7]
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int32 mode
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PROP_VISIBLE [8]
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boolean visible
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PROP_LINKED [9]
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boolean linked
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PROP_PRESERVE_TRANSPARENCY [10]
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boolean preserve_transparency
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PROP_APPLY_MASK [11]
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boolean apply_mask
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PROP_SHOW_MASKED [12]
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boolean show_masked
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PROP_OFFSETS [13]
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int32 x_offset
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int32 y_offset
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PROP_COLOR [14]
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uchar color[3]
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Sections
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--------
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Image
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-----
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"gimp xcf file"
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uint32 width
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uint32 height
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int32 image_type
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property properties
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uint32 layer_file_offsets[]
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uint32 channel_file_offsets[]
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Properties
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----------
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PROP_COLORMAP
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Layer
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-----
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uint32 width
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uint32 height
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int32 layer_type
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string name
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property properties
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uint32 hierarchy_file_offset
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uint32 layer_mask_offset
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Properties
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----------
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PROP_ACTIVE_LAYER
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PROP_FLOATING_SELECTION
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PROP_OPACITY
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PROP_VISIBLE
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PROP_LINKED
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PROP_PRESERVE_TRANSPARENCY
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PROP_APPLY_MASK
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PROP_EDIT_MASK
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PROP_SHOW_MASK
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PROP_OFFSETS
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PROP_MODE
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Channel
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-------
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uint32 width
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uint32 height
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string name
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property properties
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uint32 hierarchy_file_offset
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Properties
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----------
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PROP_ACTIVE_CHANNEL
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PROP_SELECTION
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PROP_OPACITY
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PROP_VISIBLE
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PROP_SHOW_MASKED
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PROP_COLOR
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Hierarchy
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---------
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uint32 width
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uint32 height
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uint32 bpp
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uint32 level_file_offsets[]
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Level
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-----
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uint32 width
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uint32 height
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uint32 tile_file_offsets[]
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Tile
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----
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uchar data[]
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