videolan
/
vlc
mirror of https://code.videolan.org/videolan/vlc
1
Fork 0
Code Releases Activity

Also use the V plane for motion detection. Remove unused code.

This commit is contained in:
Antoine Cellerier 2007-03-31 16:42:14 +00:00
parent da065dee8a
commit f6b0cce8bf
1 changed files with 11 additions and 39 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

50
modules/video_filter/motiondetect.c
View File

@ -161,19 +161,12 @@ static picture_t *Filter( filter_t *p_filter, picture_t *p_inpic )
}
p_outpix = p_outpic->p[Y_PLANE].p_pixels;
#if 0
p_filter->p_libvlc->pf_memset( p_outpic->p[U_PLANE].p_pixels, 0x80,
p_inpic->p[U_PLANE].i_pitch * p_inpic->p[U_PLANE].i_visible_lines );
p_filter->p_libvlc->pf_memset( p_outpic->p[V_PLANE].p_pixels, 0x80,
p_inpic->p[V_PLANE].i_pitch * p_inpic->p[V_PLANE].i_visible_lines );
#else
p_filter->p_libvlc->pf_memcpy( p_outpic->p[U_PLANE].p_pixels,
p_inpic->p[U_PLANE].p_pixels,
p_inpic->p[U_PLANE].i_pitch * p_inpic->p[U_PLANE].i_visible_lines );
p_filter->p_libvlc->pf_memcpy( p_outpic->p[V_PLANE].p_pixels,
p_inpic->p[V_PLANE].p_pixels,
p_inpic->p[V_PLANE].i_pitch * p_inpic->p[V_PLANE].i_visible_lines );
#endif
if( !p_sys->p_oldpix || !p_sys->p_buf )
{
@ -247,6 +240,14 @@ static picture_t *Filter( filter_t *p_filter, picture_t *p_inpic )
{
diff = p_oldpix_u[i] - p_inpix_u[i];
}
if( p_inpix_v[i] > p_oldpix_v[i] )
{
diff += p_inpix_v[i] - p_oldpix_v[i];
}
else
{
diff += p_oldpix_v[i] - p_inpix_v[i];
}
switch( format )
{
case 1:
@ -268,31 +269,14 @@ static picture_t *Filter( filter_t *p_filter, picture_t *p_inpic )
/**
* Apply some smoothing to remove noise
*/
#if 1
GaussianConvolution( p_buf2, p_buf, i_src_pitch, i_num_lines, i_src_visible );
#else
uint32_t *pouet = p_buf2;
p_buf2 = p_buf;
p_buf = pouet;
#endif
/**
* Copy luminance plane
*/
for( i = 0; i < i_src_pitch * i_num_lines; i++ )
{
/*if( p_buf[i] > 25 )
{
//p_outpix[i] = 255;
}
else// if( p_buf[i] > 15 )*/
{
p_outpix[i] = p_inpix[i];
}
/*else
{
p_outpix[i] = 0;
}*/
p_outpix[i] = p_inpix[i];
}
/**
@ -372,7 +356,6 @@ static picture_t *Filter( filter_t *p_filter, picture_t *p_inpic )
{
while( colors[p_buf[i]] != p_buf[i] )
p_buf[i] = colors[p_buf[i]];
//p_outpix[i] = /*(p_buf[i]%2) */ 0xff;
if( color_x_min[p_buf[i]] == -1 )
{
color_x_min[p_buf[i]] =
@ -432,7 +415,6 @@ static picture_t *Filter( filter_t *p_filter, picture_t *p_inpic )
if( ( color_y_max[i] - color_y_min[i] ) * ( color_x_max[i] - color_x_min[i] ) < 16 ) continue;
j++;
int x, y;
#if 1
y = color_y_min[i];
for( x = color_x_min[i]; x <= color_x_max[i]; x++ )
{
@ -453,22 +435,12 @@ static picture_t *Filter( filter_t *p_filter, picture_t *p_inpic )
{
p_outpix[y*i_src_pitch+x] = 0xff;
}
#else
for( x = color_x_min[i]; x <= color_x_max[i]; x++ )
{
for( y = color_y_min[i]; y <= color_y_max[i]; y++ )
{
p_outpix[y*i_src_pitch+x] = 0x0;
//p_inpix[y*i_src_pitch+x];
}
}
#endif
}
}
printf("counted %d moving shapes\n", j);
msg_Dbg( p_filter, "Counted %d moving shapes.", j);
/**
* We're done. Lets keep a copy of the Y plane
* We're done. Lets keep a copy of the picture
*/
p_filter->p_libvlc->pf_memcpy( p_oldpix, p_inpix,
i_src_pitch * i_num_lines );