3 |
* XVID MPEG-4 VIDEO CODEC |
* XVID MPEG-4 VIDEO CODEC |
4 |
* - Image management functions - |
* - Image management functions - |
5 |
* |
* |
6 |
* Copyright(C) 2001-2003 Peter Ross <pross@xvid.org> |
* Copyright(C) 2001-2004 Peter Ross <pross@xvid.org> |
7 |
* |
* |
8 |
* This program is free software ; you can redistribute it and/or modify |
* This program is free software ; you can redistribute it and/or modify |
9 |
* it under the terms of the GNU General Public License as published by |
* it under the terms of the GNU General Public License as published by |
26 |
#include <stdlib.h> |
#include <stdlib.h> |
27 |
#include <string.h> /* memcpy, memset */ |
#include <string.h> /* memcpy, memset */ |
28 |
#include <math.h> |
#include <math.h> |
|
|
|
29 |
#include "../portab.h" |
#include "../portab.h" |
30 |
#include "../global.h" /* XVID_CSP_XXX's */ |
#include "../global.h" /* XVID_CSP_XXX's */ |
31 |
#include "../xvid.h" /* XVID_CSP_XXX's */ |
#include "../xvid.h" /* XVID_CSP_XXX's */ |
32 |
#include "image.h" |
#include "image.h" |
33 |
#include "colorspace.h" |
#include "colorspace.h" |
34 |
#include "interpolate8x8.h" |
#include "interpolate8x8.h" |
|
#include "reduced.h" |
|
35 |
#include "../utils/mem_align.h" |
#include "../utils/mem_align.h" |
36 |
|
#include "../motion/sad.h" |
37 |
|
|
38 |
#include "font.h" /* XXX: remove later */ |
#include "font.h" /* XXX: remove later */ |
39 |
|
|
717 |
int height, |
int height, |
718 |
uint32_t edged_width, |
uint32_t edged_width, |
719 |
uint8_t * dst[4], |
uint8_t * dst[4], |
720 |
uint32_t dst_stride[4], |
int dst_stride[4], |
721 |
int csp, |
int csp, |
722 |
int interlacing) |
int interlacing) |
723 |
{ |
{ |
898 |
uint16_t width, |
uint16_t width, |
899 |
uint16_t height) |
uint16_t height) |
900 |
{ |
{ |
901 |
int diff, x, y; |
int y, bwidth, bheight; |
902 |
long sse=0; |
long sse=0; |
903 |
|
|
904 |
for (y = 0; y < height; y++) { |
bwidth = width & (~0x07); |
905 |
|
bheight = height & (~0x07); |
906 |
|
|
907 |
|
/* Compute the 8x8 integer part */ |
908 |
|
for (y = 0; y<bheight; y += 8) { |
909 |
|
int x; |
910 |
|
|
911 |
|
/* Compute sse for the band */ |
912 |
|
for (x = 0; x<bwidth; x += 8) |
913 |
|
sse += sse8_8bit(orig + x, recon + x, stride); |
914 |
|
|
915 |
|
/* remaining pixels of the 8 pixels high band */ |
916 |
|
for (x = bwidth; x < width; x++) { |
917 |
|
int diff; |
918 |
|
diff = *(orig + 0*stride + x) - *(recon + 0*stride + x); |
919 |
|
sse += diff * diff; |
920 |
|
diff = *(orig + 1*stride + x) - *(recon + 1*stride + x); |
921 |
|
sse += diff * diff; |
922 |
|
diff = *(orig + 2*stride + x) - *(recon + 2*stride + x); |
923 |
|
sse += diff * diff; |
924 |
|
diff = *(orig + 3*stride + x) - *(recon + 3*stride + x); |
925 |
|
sse += diff * diff; |
926 |
|
diff = *(orig + 4*stride + x) - *(recon + 4*stride + x); |
927 |
|
sse += diff * diff; |
928 |
|
diff = *(orig + 5*stride + x) - *(recon + 5*stride + x); |
929 |
|
sse += diff * diff; |
930 |
|
diff = *(orig + 6*stride + x) - *(recon + 6*stride + x); |
931 |
|
sse += diff * diff; |
932 |
|
diff = *(orig + 7*stride + x) - *(recon + 7*stride + x); |
933 |
|
sse += diff * diff; |
934 |
|
} |
935 |
|
|
936 |
|
orig += 8*stride; |
937 |
|
recon += 8*stride; |
938 |
|
} |
939 |
|
|
940 |
|
/* Compute the down rectangle sse */ |
941 |
|
for (y = bheight; y < height; y++) { |
942 |
|
int x; |
943 |
for (x = 0; x < width; x++) { |
for (x = 0; x < width; x++) { |
944 |
|
int diff; |
945 |
diff = *(orig + x) - *(recon + x); |
diff = *(orig + x) - *(recon + x); |
946 |
sse += diff * diff; |
sse += diff * diff; |
947 |
} |
} |
948 |
orig += stride; |
orig += stride; |
949 |
recon += stride; |
recon += stride; |
950 |
} |
} |
951 |
return sse; |
|
952 |
|
return (sse); |
953 |
} |
} |
954 |
|
|
955 |
#if 0 |
#if 0 |
1137 |
p += edged_width/2; |
p += edged_width/2; |
1138 |
} |
} |
1139 |
} |
} |
|
|
|
|
|
|
|
/* reduced resolution deblocking filter |
|
|
block = block size (16=rrv, 8=full resolution) |
|
|
flags = XVID_DEC_YDEBLOCK|XVID_DEC_UVDEBLOCK |
|
|
*/ |
|
|
void |
|
|
image_deblock_rrv(IMAGE * img, int edged_width, |
|
|
const MACROBLOCK * mbs, int mb_width, int mb_height, int mb_stride, |
|
|
int block, int flags) |
|
|
{ |
|
|
const int edged_width2 = edged_width /2; |
|
|
const int nblocks = block / 8; /* skals code uses 8pixel block uints */ |
|
|
int i,j; |
|
|
|
|
|
/* luma: j,i in block units */ |
|
|
|
|
|
for (j = 1; j < mb_height*2; j++) /* horizontal deblocking */ |
|
|
for (i = 0; i < mb_width*2; i++) |
|
|
{ |
|
|
if (mbs[(j-1)/2*mb_stride + (i/2)].mode != MODE_NOT_CODED || |
|
|
mbs[(j+0)/2*mb_stride + (i/2)].mode != MODE_NOT_CODED) |
|
|
{ |
|
|
hfilter_31(img->y + (j*block - 1)*edged_width + i*block, |
|
|
img->y + (j*block + 0)*edged_width + i*block, nblocks); |
|
|
} |
|
|
} |
|
|
|
|
|
for (j = 0; j < mb_height*2; j++) /* vertical deblocking */ |
|
|
for (i = 1; i < mb_width*2; i++) |
|
|
{ |
|
|
if (mbs[(j/2)*mb_stride + (i-1)/2].mode != MODE_NOT_CODED || |
|
|
mbs[(j/2)*mb_stride + (i+0)/2].mode != MODE_NOT_CODED) |
|
|
{ |
|
|
vfilter_31(img->y + (j*block)*edged_width + i*block - 1, |
|
|
img->y + (j*block)*edged_width + i*block + 0, |
|
|
edged_width, nblocks); |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
/* chroma */ |
|
|
|
|
|
for (j = 1; j < mb_height; j++) /* horizontal deblocking */ |
|
|
for (i = 0; i < mb_width; i++) |
|
|
{ |
|
|
if (mbs[(j-1)*mb_stride + i].mode != MODE_NOT_CODED || |
|
|
mbs[(j+0)*mb_stride + i].mode != MODE_NOT_CODED) |
|
|
{ |
|
|
hfilter_31(img->u + (j*block - 1)*edged_width2 + i*block, |
|
|
img->u + (j*block + 0)*edged_width2 + i*block, nblocks); |
|
|
hfilter_31(img->v + (j*block - 1)*edged_width2 + i*block, |
|
|
img->v + (j*block + 0)*edged_width2 + i*block, nblocks); |
|
|
} |
|
|
} |
|
|
|
|
|
for (j = 0; j < mb_height; j++) /* vertical deblocking */ |
|
|
for (i = 1; i < mb_width; i++) |
|
|
{ |
|
|
if (mbs[j*mb_stride + i - 1].mode != MODE_NOT_CODED || |
|
|
mbs[j*mb_stride + i + 0].mode != MODE_NOT_CODED) |
|
|
{ |
|
|
vfilter_31(img->u + (j*block)*edged_width2 + i*block - 1, |
|
|
img->u + (j*block)*edged_width2 + i*block + 0, |
|
|
edged_width2, nblocks); |
|
|
vfilter_31(img->v + (j*block)*edged_width2 + i*block - 1, |
|
|
img->v + (j*block)*edged_width2 + i*block + 0, |
|
|
edged_width2, nblocks); |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
} |
|
|
|
|