Basic Data Access

Topics
	Dataset Access
	Record Access
	Field Access
	Field Single Element Access
	This group of functions is for getting the elements of a field as a typed value.
	Field Array Element Access * This group of functions is for getting an array of field elements
	of a certain data type.
	Copy Field Elems * This group of functions is for copying the data of the given field into the given
	buffer of elements by selected type.

Functions
uint	epr_get_scene_width (const EPR_SProductId *product_id)
	Gets the product's scene width in pixels.
uint	epr_get_scene_height (const EPR_SProductId *product_id)
	Gets the product's scene height in pixels.

Detailed Description

Function Documentation

epr_get_scene_width()

uint epr_get_scene_width

(

const EPR_SProductId *

product_id

)

Gets the product's scene width in pixels.

Parameters

product_id

the product identifier, must not be NULL

Returns

the product's total scene width in pixels, or 0 if an error occurred.

epr_get_scene_height()

uint epr_get_scene_height

(

const EPR_SProductId *

product_id

)

Gets the product's scene height in pixels.

Parameters

product_id

the product identifier, must not be NULL

Returns

the product's total scene height in pixels, or 0 if an error occurred.