aom/vp8/encoder/rdopt.h

134 строки
3.8 KiB
C

/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef __INC_RDOPT_H
#define __INC_RDOPT_H
#define RDCOST(RM,DM,R,D) ( ((128+(R)*(RM)) >> 8) + (DM)*(D) )
static void insertsortmv(int arr[], int len)
{
int i, j, k;
for ( i = 1 ; i <= len-1 ; i++ )
{
for ( j = 0 ; j < i ; j++ )
{
if ( arr[j] > arr[i] )
{
int temp;
temp = arr[i];
for ( k = i; k >j; k--)
arr[k] = arr[k - 1] ;
arr[j] = temp ;
}
}
}
}
static void insertsortsad(int arr[],int idx[], int len)
{
int i, j, k;
for ( i = 1 ; i <= len-1 ; i++ )
{
for ( j = 0 ; j < i ; j++ )
{
if ( arr[j] > arr[i] )
{
int temp, tempi;
temp = arr[i];
tempi = idx[i];
for ( k = i; k >j; k--)
{
arr[k] = arr[k - 1] ;
idx[k] = idx[k - 1];
}
arr[j] = temp ;
idx[j] = tempi;
}
}
}
}
extern void vp8_initialize_rd_consts(VP8_COMP *cpi, int Qvalue);
extern void vp8_rd_pick_inter_mode(VP8_COMP *cpi, MACROBLOCK *x, int recon_yoffset, int recon_uvoffset, int *returnrate, int *returndistortion, int *returnintra);
extern void vp8_rd_pick_intra_mode(VP8_COMP *cpi, MACROBLOCK *x, int *rate);
static void get_plane_pointers(const YV12_BUFFER_CONFIG *fb,
unsigned char *plane[3],
unsigned int recon_yoffset,
unsigned int recon_uvoffset)
{
plane[0] = fb->y_buffer + recon_yoffset;
plane[1] = fb->u_buffer + recon_uvoffset;
plane[2] = fb->v_buffer + recon_uvoffset;
}
static void get_predictor_pointers(const VP8_COMP *cpi,
unsigned char *plane[4][3],
unsigned int recon_yoffset,
unsigned int recon_uvoffset)
{
if (cpi->ref_frame_flags & VP8_LAST_FRAME)
get_plane_pointers(&cpi->common.yv12_fb[cpi->common.lst_fb_idx],
plane[LAST_FRAME], recon_yoffset, recon_uvoffset);
if (cpi->ref_frame_flags & VP8_GOLD_FRAME)
get_plane_pointers(&cpi->common.yv12_fb[cpi->common.gld_fb_idx],
plane[GOLDEN_FRAME], recon_yoffset, recon_uvoffset);
if (cpi->ref_frame_flags & VP8_ALTR_FRAME)
get_plane_pointers(&cpi->common.yv12_fb[cpi->common.alt_fb_idx],
plane[ALTREF_FRAME], recon_yoffset, recon_uvoffset);
}
static void get_reference_search_order(const VP8_COMP *cpi,
int ref_frame_map[4])
{
int i=0;
ref_frame_map[i++] = INTRA_FRAME;
if (cpi->ref_frame_flags & VP8_LAST_FRAME)
ref_frame_map[i++] = LAST_FRAME;
if (cpi->ref_frame_flags & VP8_GOLD_FRAME)
ref_frame_map[i++] = GOLDEN_FRAME;
if (cpi->ref_frame_flags & VP8_ALTR_FRAME)
ref_frame_map[i++] = ALTREF_FRAME;
for(; i<4; i++)
ref_frame_map[i] = -1;
}
extern void vp8_mv_pred
(
VP8_COMP *cpi,
MACROBLOCKD *xd,
const MODE_INFO *here,
int_mv *mvp,
int refframe,
int *ref_frame_sign_bias,
int *sr,
int near_sadidx[]
);
void vp8_cal_sad(VP8_COMP *cpi, MACROBLOCKD *xd, MACROBLOCK *x, int recon_yoffset, int near_sadidx[]);
#endif