wp_mcprec.c File Reference

Improved Motion Compensation Precision Scheme using Weighted Prediction. More...

#include "contributors.h"
#include "global.h"
#include "image.h"
#include "slice.h"
#include "list_reorder.h"
#include "wp_mcprec.h"

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Functions
void	wpxInitWPXObject (ImageParameters *p_Img)
void	wpxFreeWPXObject (ImageParameters *p_Img)
void	wpxInitWPXPasses (ImageParameters *p_Img, InputParameters *p_Inp)
void	wpxModifyRefPicList (Slice *currSlice)
int	wpxDetermineWP (Slice *currSlice, int clist, int n)
void	wpxAdaptRefNum (Slice *currSlice)

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Detailed Description

Improved Motion Compensation Precision Scheme using Weighted Prediction.

Author:

Main contributors (see contributors.h for copyright, address and affiliation details)

• Athanasios Leontaris <aleon@dolby.com>
• Alexis Michael Tourapis <alexismt@ieee.org>

Definition in file wp_mcprec.c.

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Function Documentation

void wpxAdaptRefNum

(

Slice *

currSlice

)

Modify number of references.

Definition at line 338 of file wp_mcprec.c.

References inp_par_enc::B_List0_refs, inp_par_enc::B_List1_refs, inp_par_enc::P_List0_refs, and slice::slice_type.

Referenced by init_slice().

int wpxDetermineWP	(	Slice *	currSlice,
		int	clist,
		int	n
	)

Determine whether it is fine to determine WP parameters.

Definition at line 241 of file wp_mcprec.c.

References slice::slice_type, slice::wbp_weight, slice::wp_offset, and slice::wp_weight.

Referenced by EstimateWPBSliceAlg0(), EstimateWPBSliceAlg1(), EstimateWPBSliceAlg2(), EstimateWPPSliceAlg0(), EstimateWPPSliceAlg1(), and EstimateWPPSliceAlg2().

void wpxFreeWPXObject

(

ImageParameters *

p_Img

)

Free WPR object structure.

Definition at line 54 of file wp_mcprec.c.

Referenced by free_global_buffers().

void wpxInitWPXObject

(

ImageParameters *

p_Img

)

Initialize WPR object structure.

Definition at line 30 of file wp_mcprec.c.

References no_mem_exit().

Referenced by init_global_buffers().

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void wpxInitWPXPasses	(	ImageParameters *	p_Img,
		InputParameters *	p_Inp
	)

Initialize WPR coding passes.

Definition at line 78 of file wp_mcprec.c.

Referenced by encode_one_frame(), and init_encoder().

void wpxModifyRefPicList

(

Slice *

currSlice

)

Modifies ref_pic_list for all lists.

Definition at line 108 of file wp_mcprec.c.

References frame_store::is_used, and slice::slice_type.

Referenced by wp_mcprec_reorder_lists().