API Documentation

Pdf/Filter/Compression.php

Includes Classes 
category
Zend
copyright
Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
license
http://framework.zend.com/license/new-bsd New BSD License
package
Zend_Pdf
version
$Id: Compression.php 20096 2010-01-06 02:05:09Z bkarwin $
Classes
Zend_Pdf_Filter_Compression

Description

Zend Framework

LICENSE

This source file is subject to the new BSD license that is bundled with this package in the file LICENSE.txt. It is also available through the world-wide-web at this URL: http://framework.zend.com/license/new-bsd If you did not receive a copy of the license and are unable to obtain it through the world-wide-web, please send an email to license@zend.com so we can send you a copy immediately.

Zend_Pdf_Filter_Compression

Implements
Zend_Pdf_Filter_Interface
copyright
Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
license
http://framework.zend.com/license/new-bsd New BSD License
package
Zend_Pdf
Methods
_paeth
_getPredictorValue
_getColorsValue
_getBitsPerComponentValue
_getColumnsValue
_applyEncodeParams
_applyDecodeParams

Description

ASCII85 stream filter

Methods

_applyDecodeParams

_applyDecodeParams( string $data, array $params ) : string

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

Arguments
$data
string
$params
array
Output
string
Details
visibility
protected
final
false
static
true

_applyEncodeParams

_applyEncodeParams( string $data, array $params ) : string

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

Arguments
$data
string
$params
array
Output
string
Details
visibility
protected
final
false
static
true
throws

_getBitsPerComponentValue

_getBitsPerComponentValue( array $params ) : integer

Get BitsPerComponent decode param value

Arguments
$params
array
Output
integer
Details
visibility
private
final
false
static
true
throws

_getColorsValue

_getColorsValue( array $params ) : integer

Get Colors decode param value

Arguments
$params
array
Output
integer
Details
visibility
private
final
false
static
true
throws

_getColumnsValue

_getColumnsValue( array $params ) : integer

Get Columns decode param value

Arguments
$params
array
Output
integer
Details
visibility
private
final
false
static
true

_getPredictorValue

_getPredictorValue( array $params ) : integer

Get Predictor decode param value

Arguments
$params
array
Output
integer
Details
visibility
private
final
false
static
true
throws

_paeth

_paeth( integer $a, integer $b, integer $c ) : integer

Paeth prediction function

Arguments
$a
integer
$b
integer
$c
integer
Output
integer
Details
visibility
private
final
false
static
true
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