static void
schro_motion_vector_scan (SchroMotionVector *mv, SchroFrame *frame,
SchroFrame *ref, int x, int y, int dist)
{
int i,j;
int xmin;
int xmax;
int ymin;
int ymax;
int metric;
int dx, dy;
uint32_t metric_array[100];
dx = mv->dx[0];
dy = mv->dy[0];
xmin = MAX(0, x + dx - dist);
ymin = MAX(0, y + dy - dist);
xmax = MIN(frame->width - 8, x + dx + dist);
ymax = MIN(frame->height - 8, y + dy + dist);
mv->metric = 256*8*8;
if (xmin > xmax || ymin > ymax) return;
if (ymax - ymin + 1 <= 100) {
for(i=xmin;i<xmax;i++){
oil_sad8x8_8xn_u8 (metric_array,
#ifdef __CW32__
(uint8_t*)frame->components[0].data + x + y*frame->components[0].stride,
frame->components[0].stride,
(uint8_t*)ref->components[0].data + i + ymin*ref->components[0].stride,
ref->components[0].stride,
ymax - ymin + 1);
#else
frame->components[0].data + x + y*frame->components[0].stride,
frame->components[0].stride,
ref->components[0].data + i + ymin*ref->components[0].stride,
ref->components[0].stride,
ymax - ymin + 1);
#endif
for(j=ymin;j<=ymax;j++){
metric = metric_array[j-ymin] + abs(i - x) + abs(j - y);
if (metric < mv->metric) {
mv->dx[0] = i - x;
mv->dy[0] = j - y;
mv->metric = metric;
}
}
}
} else {
void test_sad8xn_8x8_u8()
{
int i;
uint8_t sad1[MAX_SIZE2],sad2[MAX_SIZE2];
uint32_t res[MAX_SIZE2],check[MAX_SIZE2]={896,834,774,716,662,612,566,526,492,462,438,420,406,398,396,398,406,420,438,462,492,526,566,612,662,716,774,834,896,960,1024,1088,1152,1216,1280,1344,1408,1472,1536,1600,1664,1728,1792,1856,1920,1984,2048,2112,2176,2240,2324,2413,2492,2546,2560,2519,2408,2212,1972,1703,1420,1138,872,637};
for(i=0;i<MAX_SIZE2;i++)
{
sad1[i]=(i+1)*2;
sad2[i]=(i+2)*1;
res[i]=0;
}
oil_sad8x8_8xn_u8(res,sad1,2,sad2,1,MAX_SIZE2);
for(i=0;i<MAX_SIZE2;i++)
if(check[i]== res[i])
{
std_log(LOG_FILENAME_LINE,"oil_sad8x8_8xn_u8 successful, res[%d] = %d", i,res[i]);
}
else
{
assert_failed=1;
std_log(LOG_FILENAME_LINE,"oil_sad8x8_8xn_u8 unsuccessful,Expected =%d,Obtained =%d",check[i],res[i]);
}
}
