generic-library/vpx
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Merge "Limit mv search range for first pass and mbgraph"

Browse Source
This commit is contained in:
Yaowu Xu
2013-09-25 17:21:13 -07:00
committed by Gerrit Code Review
parent f9e2140cab 35c5d79e6b
commit 0c02bfcc2a
3 changed files with 25 additions and 19 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
vp9/encoder/vp9_firstpass.c
View File

@@ -534,10 +534,11 @@ void vp9_first_pass(VP9_COMP *cpi) {
recon_yoffset = (mb_row * recon_y_stride * 16);
recon_uvoffset = (mb_row * recon_uv_stride * 8);
// Set up limit values for motion vectors to prevent them extending outside the UMV borders
x->mv_row_min = -((mb_row * 16) + (VP9BORDERINPIXELS - 8));
// Set up limit values for motion vectors to prevent them extending
// outside the UMV borders
x->mv_row_min = -((mb_row * 16) + BORDER_MV_PIXELS_B16);
x->mv_row_max = ((cm->mb_rows - 1 - mb_row) * 16)
+ (VP9BORDERINPIXELS - 8);
+ BORDER_MV_PIXELS_B16;
// for each macroblock col in image
for (mb_col = 0; mb_col < cm->mb_cols; mb_col++) {
@@ -583,9 +584,9 @@ void vp9_first_pass(VP9_COMP *cpi) {
intra_error += (int64_t)this_error;
// Set up limit values for motion vectors to prevent them extending outside the UMV borders
x->mv_col_min = -((mb_col * 16) + (VP9BORDERINPIXELS - 8));
x->mv_col_min = -((mb_col * 16) + BORDER_MV_PIXELS_B16);
x->mv_col_max = ((cm->mb_cols - 1 - mb_col) * 16)
+ (VP9BORDERINPIXELS - 8);
+ BORDER_MV_PIXELS_B16;
// Other than for the first frame do a motion search
if (cm->current_video_frame > 0) {

29
vp9/encoder/vp9_mbgraph.c
View File

@@ -10,14 +10,17 @@
#include <limits.h>
#include <vpx_mem/vpx_mem.h>
#include <vp9/encoder/vp9_encodeintra.h>
#include <vp9/encoder/vp9_rdopt.h>
#include <vp9/common/vp9_blockd.h>
#include <vp9/common/vp9_reconinter.h>
#include <vp9/common/vp9_reconintra.h>
#include <vp9/common/vp9_systemdependent.h>
#include <vp9/encoder/vp9_segmentation.h>
#include "vpx_mem/vpx_mem.h"
#include "vp9/encoder/vp9_encodeintra.h"
#include "vp9/encoder/vp9_rdopt.h"
#include "vp9/encoder/vp9_segmentation.h"
#include "vp9/encoder/vp9_mcomp.h"
#include "vp9/common/vp9_blockd.h"
#include "vp9/common/vp9_reconinter.h"
#include "vp9/common/vp9_reconintra.h"
#include "vp9/common/vp9_systemdependent.h"
static unsigned int do_16x16_motion_iteration(VP9_COMP *cpi,
int_mv *ref_mv,
@@ -246,9 +249,8 @@ static void update_mbgraph_frame_stats(VP9_COMP *cpi,
// Set up limit values for motion vectors to prevent them extending outside the UMV borders
arf_top_mv.as_int = 0;
gld_top_mv.as_int = 0;
x->mv_row_min = -(VP9BORDERINPIXELS - 8 - VP9_INTERP_EXTEND);
x->mv_row_max = (cm->mb_rows - 1) * 8 + VP9BORDERINPIXELS
- 8 - VP9_INTERP_EXTEND;
x->mv_row_min = -BORDER_MV_PIXELS_B16;
x->mv_row_max = (cm->mb_rows - 1) * 8 + BORDER_MV_PIXELS_B16;
xd->up_available = 0;
xd->plane[0].dst.stride = buf->y_stride;
xd->plane[0].pre[0].stride = buf->y_stride;
@@ -267,9 +269,8 @@ static void update_mbgraph_frame_stats(VP9_COMP *cpi,
// Set up limit values for motion vectors to prevent them extending outside the UMV borders
arf_left_mv.as_int = arf_top_mv.as_int;
gld_left_mv.as_int = gld_top_mv.as_int;
x->mv_col_min = -(VP9BORDERINPIXELS - 8 - VP9_INTERP_EXTEND);
x->mv_col_max = (cm->mb_cols - 1) * 8 + VP9BORDERINPIXELS
- 8 - VP9_INTERP_EXTEND;
x->mv_col_min = -BORDER_MV_PIXELS_B16;
x->mv_col_max = (cm->mb_cols - 1) * 8 + BORDER_MV_PIXELS_B16;
xd->left_available = 0;
for (mb_col = 0; mb_col < cm->mb_cols; mb_col++) {

4
vp9/encoder/vp9_mcomp.h
View File

@@ -22,6 +22,10 @@
#define MAX_FULL_PEL_VAL ((1 << (MAX_MVSEARCH_STEPS)) - 1)
// Maximum size of the first step in full pel units
#define MAX_FIRST_STEP (1 << (MAX_MVSEARCH_STEPS-1))
// Allowed motion vector pixel distance outside image border
// for Block_16x16
#define BORDER_MV_PIXELS_B16 (16 + VP9_INTERP_EXTEND)
void vp9_clamp_mv_min_max(MACROBLOCK *x, MV *mv);
int vp9_mv_bit_cost(const MV *mv, const MV *ref,