ChangeSpriteBrightness

Change brightness after sprite warping.

Syntax

IppStatus ippiChangeSpriteBrightness_MPEG4_8u_C1IR(const Ipp8u* pSrcDst, int srcDstStep, int width, int height, int brightnessChangeFactor);

Parameters

pSrcDst	Pointer to the video plane.
srcDstStep	Distance in bytes between starts of the consecutive lines in the video plane.
width	The width of the video plane.
height	The height of the video plane.
brightnessChangeFactor	Factor for changing brightness; valid in the range [-112; 1648].

Description

The function ippiChangeSpriteBrightness_MPEG4_8u_C1IR is declared in the ippvc.h file. This function changes brightness of video plane after sprite warping ([ISO14496], subclause 7.8).

This function is used in the MPEG-4 decoder included into Intel IPP Samples. See introduction to MPEG-4.

Return Values

ippStsNoErr	Indicates no error.
ippStsNullPtrErr	Indicates an error when at least one input pointer is NULL.
ippStsOutOfRangeErr	Indicates an error when brightnessChangeFactor is out of the valid range.