wp_lms.h File Reference

Headerfile for weighted prediction support using LMS. More...

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Functions
void	EstimateWPPSliceAlg1 (Slice *currSlice, int offset)
void	EstimateWPBSliceAlg1 (Slice *currSlice)
int	TestWPPSliceAlg1 (ImageParameters *p_Img, InputParameters *input, int offset)
int	TestWPBSliceAlg1 (ImageParameters *p_Img, InputParameters *input, int method)

---

Detailed Description

Headerfile for weighted prediction support using LMS.

wp_lms.h

Author:

Alexis Michael Tourapis

Date:

22. February 2008

Definition in file wp_lms.h.

---

Function Documentation

void EstimateWPBSliceAlg1

(

Slice *

currSlice

)

Estimates reference picture weighting factors for B slices.

implicit mode. Values are fixed and it is important to show it here

explicit mode. Values can be changed for higher precision.

implicit mode

Definition at line 191 of file wp_lms.c.

References inp_par_enc::ChromaWeightSupport, ComputeImgSum(), img_par::height, img_par::height_cr, storable_picture::imgUV, img_par::mb_data, storable_picture::p_curr_img, img_par::pCurImg, img_par::size, slice::wbp_weight, img_par::width, img_par::width_cr, slice::wp_offset, slice::wp_weight, and wpxDetermineWP().

Referenced by InitWP().

Here is the call graph for this function:

void EstimateWPPSliceAlg1	(	Slice *	currSlice,
		int	offset
	)

Estimates reference picture weighting factors for P slices.

Definition at line 43 of file wp_lms.c.

References inp_par_enc::ChromaWeightSupport, ComputeImgSum(), img_par::height, img_par::height_cr, storable_picture::imgUV, img_par::mb_data, storable_picture::p_curr_img, img_par::pCurImg, img_par::size, img_par::size_cr, img_par::width, img_par::width_cr, slice::wp_offset, slice::wp_weight, and wpxDetermineWP().

Referenced by InitWP().

Here is the call graph for this function:

int TestWPBSliceAlg1	(	ImageParameters *	p_Img,
		InputParameters *	input,
		int	method
	)

TestWPBSliceAlg1: Tests B slice weighting prediction.

implicit mode

explicit mode

explicit mode

Definition at line 613 of file wp_lms.c.

References inp_par_enc::B_List0_refs, inp_par_enc::B_List1_refs, inp_par_enc::ChromaWeightSupport, ComputeImgSum(), img_par::currentSlice, img_par::height, img_par::height_cr, storable_picture::imgUV, img_par::mb_data, img_par::MbaffFrameFlag, storable_picture::p_curr_img, img_par::pCurImg, img_par::size, slice::wbp_weight, img_par::width, and img_par::width_cr.

Referenced by InitWP().

Here is the call graph for this function:

int TestWPPSliceAlg1	(	ImageParameters *	p_Img,
		InputParameters *	input,
		int	offset
	)

Tests P slice weighting factors to perform or not WP RD decision.

Definition at line 447 of file wp_lms.c.

References BASELINE, inp_par_enc::ChromaWeightSupport, ComputeImgSum(), img_par::height, img_par::height_cr, storable_picture::imgUV, img_par::mb_data, img_par::MbaffFrameFlag, storable_picture::p_curr_img, img_par::pCurImg, inp_par_enc::RDPSliceBTest, img_par::size, img_par::size_cr, img_par::width, and img_par::width_cr.

Referenced by InitWP().

Here is the call graph for this function: