Abstract Class Zend_Pdf_Filter_Compression

Description
Description | Descendents | Methods (details)

ASCII85 stream filter

Located in /Zend/Pdf/Filter/Compression.php (line 31) 

Zend_Pdf_Filter
   |
   --Zend_Pdf_Filter_Compression
Direct descendents
Description | Descendents | Methods (details)
Class Description
class Zend_Pdf_Filter_Compression_Flate Flate stream filter
class Zend_Pdf_Filter_Compression_LZW LZW stream filter
Method Summary
Description | Descendants | Methods (details)
string _applyDecodeParams (string &$data, array $params)
string _applyEncodeParams (string &$data, array $params)
integer _getBitsPerComponentValue (array &$params)
integer _getColorsValue (array &$params)
integer _getColumnsValue (array &$params)
integer _getPredictorValue (array &$params)
integer _paeth (integer $a, integer $b, integer $c)
Methods
Description | Descendents | Methods (details)
_applyDecodeParams (line 173)

Convert stream data according to the filter params set after decoding.

  • access: protected
string _applyDecodeParams (string &$data, array $params)
  • string $data
  • array $params
_applyEncodeParams (line 152)

Convert stream data according to the filter params set before encoding.

  • static:
  • access: protected
  • throws: Zend_Pdf_Exception
string _applyEncodeParams (string &$data, array $params)
  • string $data
  • array $params
_getBitsPerComponentValue (line 112)

Get BitsPerComponent decode param value

  • static:
  • access: private
  • throws: Zend_Pdf_Exception
integer _getBitsPerComponentValue (array &$params)
  • array $params
_getColorsValue (line 91)

Get Colors decode param value

  • static:
  • access: private
  • throws: Zend_Pdf_Exception
integer _getColorsValue (array &$params)
  • array $params
_getColumnsValue (line 134)

Get Columns decode param value

  • static:
  • access: private
integer _getColumnsValue (array &$params)
  • array $params
_getPredictorValue (line 68)

Get Predictor decode param value

  • static:
  • access: private
  • throws: Zend_Pdf_Exception
integer _getPredictorValue (array &$params)
  • array $params
_paeth (line 41)

Paeth prediction function

  • access: private
  • static:
integer _paeth (integer $a, integer $b, integer $c)
  • integer $a
  • integer $b
  • integer $c

Inherited Methods

Inherited From Zend_Pdf_Filter

Zend_Pdf_Filter::decode()
Zend_Pdf_Filter::encode()

Documentation generated on Tue, 18 Apr 2006 11:54:42 -0700 by phpDocumentor 1.3.0RC3