Docs for page _image.funcs.php

Functions

crop_to_constraint [line 57]

void crop_to_constraint(
integer $src_width, integer $src_height, integer $max_width, integer $max_height 
)

Crop dimensions to fit into a constrained size, while preserving aspect ratio.

Parameters:

integer	$src_width:	source width
integer	$src_height:	source height
integer	$max_width:	constrained width
integer	$max_height:	constrained height

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fit_into_constraint [line 112]

void fit_into_constraint(
integer $src_width, integer $src_height, integer $max_width, integer $max_height 
)

Scale dimensions to fit into a constrained size, while preserving aspect ratio.

The scaling only happens if the source is larger than the constraint.

Parameters:

integer	$src_width:	source width
integer	$src_height:	source height
integer	$max_width:	constrained width
integer	$max_height:	constrained height

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generate_thumb [line 251]

array generate_thumb(
 $src_imh,  $thumb_type,  $thumb_width,  $thumb_height 
)

Generate a thumbnail

Parameters:

	$src_imh:
	$thumb_type:
	$thumb_width:
	$thumb_height:

API Tags:

Return:

short error code + dest image handler

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get_available_thumb_sizes [line 34]

array get_available_thumb_sizes(
)

API Tags:

Return:

'key'=>'name'

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load_image [line 130]

array load_image(
string $path, string $mimetype 
)

Load an image from a file into memory

Parameters:

string	$path:	pathname of image file
string	$mimetype:

API Tags:

Return:

resource image handle or NULL

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output_image [line 218]

string output_image(
resource $imh, string $mimetype 
)

Output an image from memory to web client

Parameters:

resource	$imh:	image handle
string	$mimetype:

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save_image [line 172]

string save_image(
resource $imh, string $path, string $mimetype, [integer $quality = 90], [string $chmod = NULL] 
)

Output an image from memory to web client

Parameters:

resource	$imh:	image handle
string	$path:	pathname of image file
string	$mimetype:
integer	$quality:
string	$chmod:	permissions

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scale_to_constraint [line 85]

void scale_to_constraint(
integer $src_width, integer $src_height, integer $max_width, integer $max_height 
)

Scale dimensions to fit into a constrained size, while preserving aspect ratio.

Parameters:

integer	$src_width:	source width
integer	$src_height:	source height
integer	$max_width:	constrained width
integer	$max_height:	constrained height

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Procedural File: _image.funcs.php