#include <vlc_vout.h>
#include "vlc_filter.h"
+#include "filter_picture.h"
#include "math.h"
static void make_projection_matrix( filter_t *, int color, int *matrix );
static void get_custom_from_yuv420( picture_t *, picture_t *, int, int, int, int * );
static void get_custom_from_yuv422( picture_t *, picture_t *, int, int, int, int * );
+static void get_custom_from_packedyuv422( picture_t *, picture_t *, int * );
#define COMPONENT_TEXT N_("RGB component to extract")
{
filter_t *p_filter = (filter_t *)p_this;
+ switch( p_filter->fmt_in.video.i_chroma )
+ {
+ case VLC_FOURCC('I','4','2','0'):
+ case VLC_FOURCC('I','Y','U','V'):
+ case VLC_FOURCC('J','4','2','0'):
+ case VLC_FOURCC('Y','V','1','2'):
+
+ case VLC_FOURCC('I','4','2','2'):
+ case VLC_FOURCC('J','4','2','2'):
+
+ CASE_PACKED_YUV_422
+ break;
+
+ default:
+ /* We only want planar YUV 4:2:0 or 4:2:2 */
+ msg_Err( p_filter, "Unsupported input chroma (%4s)",
+ (char*)&(p_filter->fmt_in.video.i_chroma) );
+ return VLC_EGENERIC;
+ }
+
/* Allocate structure */
p_filter->p_sys = malloc( sizeof( filter_sys_t ) );
if( p_filter->p_sys == NULL )
FILTER_PREFIX "component" );
var_AddCallback( p_filter, FILTER_PREFIX "component",
ExtractCallback, p_filter->p_sys );
- switch( p_filter->p_sys->i_color )
- {
- case RED:
- case GREEN:
- case BLUE:
- break;
- default:
- make_projection_matrix( p_filter, p_filter->p_sys->i_color,
- p_filter->p_sys->projection_matrix );
- break;
- }
+
+ /* Matrix won't be used for RED, GREEN or BLUE in planar formats */
+ make_projection_matrix( p_filter, p_filter->p_sys->i_color,
+ p_filter->p_sys->projection_matrix );
p_filter->pf_video_filter = Filter;
}
break;
+ CASE_PACKED_YUV_422
+ get_custom_from_packedyuv422( p_pic, p_outpic,
+ p_filter->p_sys->projection_matrix );
+ break;
+
default:
msg_Warn( p_filter, "Unsupported input chroma (%4s)",
(char*)&(p_pic->format.i_chroma) );
}
}
+static void get_custom_from_packedyuv422( picture_t *p_inpic,
+ picture_t *p_outpic,
+ int *m )
+{
+ int i_y_offset, i_u_offset, i_v_offset;
+ if( GetPackedYuvOffsets( p_inpic->format.i_chroma, &i_y_offset,
+ &i_u_offset, &i_v_offset ) != VLC_SUCCESS )
+ return;
+
+ uint8_t *yin = p_inpic->p->p_pixels + i_y_offset;
+ uint8_t *uin = p_inpic->p->p_pixels + i_u_offset;
+ uint8_t *vin = p_inpic->p->p_pixels + i_v_offset;
+
+ uint8_t *yout = p_outpic->p->p_pixels + i_y_offset;
+ uint8_t *uout = p_outpic->p->p_pixels + i_u_offset;
+ uint8_t *vout = p_outpic->p->p_pixels + i_v_offset;
+
+ const int i_pitch = p_inpic->p->i_pitch;
+ const int i_visible_pitch = p_inpic->p->i_visible_pitch;
+ const int i_visible_lines = p_inpic->p->i_visible_lines;
+
+ const uint8_t *yend = yin + i_visible_lines * i_pitch;
+ while( yin < yend )
+ {
+ const uint8_t *ylend = yin + i_visible_pitch;
+ while( yin < ylend )
+ {
+ *uout = crop( (*yin * m[3] + (*uin-U) * m[4] + (*vin-V) * m[5])
+ / 65536 + U );
+ uout += 4;
+ *vout = crop( (*yin * m[6] + (*uin-U) * m[7] + (*vin-V) * m[8])
+ / 65536 + V );
+ vout += 4;
+ *yout = crop( (*yin * m[0] + (*uin-U) * m[1] + (*vin-V) * m[2])
+ / 65536 );
+ yin += 2;
+ yout += 2;
+ *yout = crop( (*yin * m[0] + (*uin-U) * m[1] + (*vin-V) * m[2])
+ / 65536 );
+ yin += 2;
+ yout += 2;
+ uin += 4;
+ vin += 4;
+ }
+ yin += i_pitch - i_visible_pitch;
+ yout += i_pitch - i_visible_pitch;
+ uin += i_pitch - i_visible_pitch;
+ uout += i_pitch - i_visible_pitch;
+ vin += i_pitch - i_visible_pitch;
+ vout += i_pitch - i_visible_pitch;
+ }
+}
+
static void get_red_from_yuv420( picture_t *p_inpic, picture_t *p_outpic,
int yp, int up, int vp )
{
if( !strcmp( psz_var, FILTER_PREFIX "component" ) )
{
p_sys->i_color = newval.i_int;
- switch( p_sys->i_color )
- {
- case RED:
- case GREEN:
- case BLUE:
- break;
- default:
- make_projection_matrix( (filter_t *)p_this, p_sys->i_color,
- p_sys->projection_matrix );
- break;
- }
+ /* Matrix won't be used for RED, GREEN or BLUE in planar formats */
+ make_projection_matrix( (filter_t *)p_this, p_sys->i_color,
+ p_sys->projection_matrix );
}
else
{