зеркало из https://github.com/mozilla/gecko-dev.git
148 строки
4.2 KiB
C
148 строки
4.2 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 VP8_ENCODER_RDOPT_H_
|
|
#define VP8_ENCODER_RDOPT_H_
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#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, MACROBLOCK *x, 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, int mb_row, int mb_col);
|
|
extern void vp8_rd_pick_intra_mode(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[]);
|
|
int VP8_UVSSE(MACROBLOCK *x);
|
|
int vp8_cost_mv_ref(MB_PREDICTION_MODE m, const int near_mv_ref_ct[4]);
|
|
void vp8_set_mbmode_and_mvs(MACROBLOCK *x, MB_PREDICTION_MODE mb, int_mv *mv);
|
|
|
|
#ifdef __cplusplus
|
|
} // extern "C"
|
|
#endif
|
|
|
|
#endif // VP8_ENCODER_RDOPT_H_
|