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Adobe Acrobat SDK
Adobe® Supplement to the ISO 32000
STANDARD FILTER NAME
CCITTFaxDecode
DCTDecode
10. If an unrecognized filter is encountered, Acrobat viewers report the context in which the filter was
found. If errors occur while a page is being displayed, only the first error is reported. The subsequent
behavior depends on the context, as described in table titled "Acrobat behavior with unknown filter".
Acrobat operations that process pages, such as the Find command and the Create Thumbnails
command, stop as soon as an error occurs.
If an unrecognized filter is encountered, Acrobat viewers report the context in which the filter was found. If errors occur while a page is being displayed, only the first error is reported. The subsequent behavior depends on the context, as described in the table titled
CONTEXT
Content stream
Indexed color space
Inline image
Thumbnail image
Form XObject
Type 3 glyph description
Embedded font
3.3.7 DCTDecode Filter
11. Acrobat 4.0 and later viewers do not support the combination of the
filter if the encoded data uses the progressive format. If a version of the Acrobat viewer earlier than 4.0
encounters
to the table
3.4 File Structure
12. Acrobat viewers do not enforce the restriction on line length.
3.4.1 File Header
13. Acrobat viewers require only that the header appear somewhere within the first 1024 bytes of the file.
14. Acrobat viewers also accept a header of the form
%!PS-Adobe-N.n PDF-M.m
Abbreviations for standard filter names
ABBREVIATION
CCF
DCT
Acrobat behavior with unknown filter
BEHAVIOR
Page processing stops.
The image does not appear, but page processing continues.
The image does not appear, but page processing continues.
An error is reported and no more thumbnail images are
displayed, but the thumbnails can be deleted and created
again.
The form does not appear, but page processing continues.
The glyph does not appear, but page processing continues. The
text position is adjusted based on the glyph width.
The viewer behaves as if the font is not embedded.
data encoded in progressive format, an error occurs that is handled according
DCTDecode
"Acrobat behavior with unknown filter" on page
Implementation Notes to the PDF Reference, sixth edition
"Acrobat behavior with unknown
filter". Acrobat operations that process pages, such as the Find command and the Create Thumbnails command, stop as soon as an error occurs.
DCTDecode
108.
Implementation Notes
108
filter with any other
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