Key |
Restriction |
---|---|
Type |
If present, shall be XObject. |
Subtype |
Shall be Image. |
Width |
If a Matte entry (see Ta b l e 146 ) is present, shall be the same as the Width value of the parent image; otherwise independent of it. Both images shall be mapped to the unit square in user space (as are all images), regardless of whether the samples coincide individually. |
Height |
Same considerations as for Width. |
ColorSpace |
Required; shall be DeviceGray. |
BitsPerComponent |
Required. |
Intent |
Ignored. |
ImageMask |
Shall be false or absent. |
Mask |
Shall be absent. |
SMask |
Shall be absent. |
Decode |
Default value: [ 0 1 ]. |
Interpolate |
Optional. |
Alternates |
Ignored. |
Name |
Ignored. |
StructParent |
Ignored. |
ID |
Ignored. |
OPI |
Ignored. |