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mirror of https://github.com/mpv-player/mpv synced 2024-10-18 10:25:02 +02:00
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@18624 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
michael 2006-06-07 14:43:34 +00:00
parent 1b0b329dd7
commit b13029335f

View File

@ -65,7 +65,7 @@ static void store_ref(struct vf_priv_s *p, uint8_t *src[3], int src_stride[3], i
} }
static void filter(struct vf_priv_s *p, uint8_t *dst[3], uint8_t *src[3], int dst_stride[3], int src_stride[3], int width, int height, int parity, int tff){ static void filter(struct vf_priv_s *p, uint8_t *dst[3], uint8_t *src[3], int dst_stride[3], int src_stride[3], int width, int height, int parity, int tff){
int x, y, i, j, k; int x, y, i, j;
for(i=0; i<3; i++){ for(i=0; i<3; i++){
int is_chroma= !!i; int is_chroma= !!i;
@ -87,20 +87,21 @@ static void filter(struct vf_priv_s *p, uint8_t *dst[3], uint8_t *src[3], int ds
uint8_t *next2= (tff ^ parity) ? cur : next; uint8_t *next2= (tff ^ parity) ? cur : next;
int next2s= (tff ^ parity) ? refs : srcs; int next2s= (tff ^ parity) ? refs : srcs;
int c= cur[-refs];
int d= (prev2[0] + next2[0])>>1;
int e= cur[+refs];
int temporal_diff0= ABS(prev2[0] - next2[0]); int temporal_diff0= ABS(prev2[0] - next2[0]);
int temporal_diff1=( ABS(prev[-refs] - cur[-refs]) + ABS(prev[+refs] - cur[+refs]) )>>1; int temporal_diff1=( ABS(prev[-refs] - c) + ABS(prev[+refs] - e) )>>1;
int temporal_diff2=( ABS(next[-srcs] - cur[-refs]) + ABS(next[+srcs] - cur[+refs]) )>>1; int temporal_diff2=( ABS(next[-srcs] - c) + ABS(next[+srcs] - e) )>>1;
int diff= MAX3(temporal_diff0>>1, temporal_diff1, temporal_diff2); int diff= MAX3(temporal_diff0>>1, temporal_diff1, temporal_diff2);
int temporal_pred= (prev2[0] + next2[0])>>1; int spatial_pred= (c+e)>>1;
int spatial_pred= 0; int spatial_score= ABS(cur[-refs-1] - cur[+refs-1]) + ABS(c-e)
int spatial_score= 1<<30; + ABS(cur[-refs+1] - cur[+refs+1]);
int v= temporal_pred;
for(j=-1; j<=1; j++){ for(j=-1; j<=1; j+=2){
int score= ABS(cur[-refs-1+j] - cur[+refs-1-j]) int score= ABS(cur[-refs-1+j] - cur[+refs-1-j])
+ ABS(cur[-refs +j] - cur[+refs -j]) + ABS(cur[-refs +j] - cur[+refs -j])
+ ABS(cur[-refs+1+j] - cur[+refs+1-j]) + ABS(cur[-refs+1+j] - cur[+refs+1-j]) + 1;
+ ABS(j);
if(score < spatial_score){ if(score < spatial_score){
spatial_score= score; spatial_score= score;
@ -109,9 +110,6 @@ static void filter(struct vf_priv_s *p, uint8_t *dst[3], uint8_t *src[3], int ds
} }
if(y>1 && y+2<h){ if(y>1 && y+2<h){
int b= (prev2[-2*refs] + next2[-2*next2s])>>1; int b= (prev2[-2*refs] + next2[-2*next2s])>>1;
int c= cur[-refs];
int d= temporal_pred;
int e= cur[+refs];
int f= (prev2[+2*refs] + next2[+2*next2s])>>1; int f= (prev2[+2*refs] + next2[+2*next2s])>>1;
#if 0 #if 0
int a= y>2 ? cur[-3*refs] : 0; int a= y>2 ? cur[-3*refs] : 0;
@ -126,10 +124,10 @@ static void filter(struct vf_priv_s *p, uint8_t *dst[3], uint8_t *src[3], int ds
diff= MAX3(diff, min, -max); diff= MAX3(diff, min, -max);
} }
if(v < spatial_pred) v= MIN(v + diff, spatial_pred); if(d < spatial_pred) d= MIN(d + diff, spatial_pred);
else v= MAX(v - diff, spatial_pred); else d= MAX(d - diff, spatial_pred);
dst[i][x + y*dst_stride[i]]= v; dst[i][x + y*dst_stride[i]]= d;
}else }else
dst[i][x + y*dst_stride[i]]= p->ref[1][i][x + y*refs]; dst[i][x + y*dst_stride[i]]= p->ref[1][i][x + y*refs];
} }