1 /*****************************************************************************
2 * extract.c : Extract RGB components
3 *****************************************************************************
4 * Copyright (C) 2000-2006 the VideoLAN team
7 * Authors: Antoine Cellerier <dionoea .t videolan d@t org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
33 #include <vlc_plugin.h>
36 #include "vlc_filter.h"
37 #include "filter_picture.h"
41 /*****************************************************************************
43 *****************************************************************************/
44 static int Create ( vlc_object_t * );
45 static void Destroy ( vlc_object_t * );
47 static picture_t *Filter( filter_t *, picture_t * );
48 static int ExtractCallback( vlc_object_t *, char const *,
49 vlc_value_t, vlc_value_t, void * );
51 static void get_red_from_yuv420( picture_t *, picture_t *, int, int, int );
52 static void get_green_from_yuv420( picture_t *, picture_t *, int, int, int );
53 static void get_blue_from_yuv420( picture_t *, picture_t *, int, int, int );
54 static void get_red_from_yuv422( picture_t *, picture_t *, int, int, int );
55 static void get_green_from_yuv422( picture_t *, picture_t *, int, int, int );
56 static void get_blue_from_yuv422( picture_t *, picture_t *, int, int, int );
57 static void make_projection_matrix( filter_t *, int color, int *matrix );
58 static void get_custom_from_yuv420( picture_t *, picture_t *, int, int, int, int * );
59 static void get_custom_from_yuv422( picture_t *, picture_t *, int, int, int, int * );
60 static void get_custom_from_packedyuv422( picture_t *, picture_t *, int * );
63 #define COMPONENT_TEXT N_("RGB component to extract")
64 #define COMPONENT_LONGTEXT N_("RGB component to extract. 0 for Red, 1 for Green and 2 for Blue.")
65 #define FILTER_PREFIX "extract-"
67 static int pi_component_values[] = { 0xFF0000, 0x00FF00, 0x0000FF };
68 static const char *ppsz_component_descriptions[] = { "Red", "Green", "Blue" };
70 /*****************************************************************************
72 *****************************************************************************/
74 set_description( N_("Extract RGB component video filter") );
75 set_shortname( N_("Extract" ));
76 set_category( CAT_VIDEO );
77 set_subcategory( SUBCAT_VIDEO_VFILTER );
78 set_capability( "video filter2", 0 );
79 add_shortcut( "extract" );
81 add_integer_with_range( FILTER_PREFIX "component", 0xFF0000, 1, 0xFFFFFF,
82 NULL, COMPONENT_TEXT, COMPONENT_LONGTEXT, false );
83 change_integer_list( pi_component_values, ppsz_component_descriptions, 0 );
85 set_callbacks( Create, Destroy );
88 static const char *ppsz_filter_options[] = {
92 enum { RED=0xFF0000, GREEN=0x00FF00, BLUE=0x0000FF };
96 int *projection_matrix;
99 /*****************************************************************************
101 *****************************************************************************/
102 static int Create( vlc_object_t *p_this )
104 filter_t *p_filter = (filter_t *)p_this;
106 switch( p_filter->fmt_in.video.i_chroma )
108 case VLC_FOURCC('I','4','2','0'):
109 case VLC_FOURCC('I','Y','U','V'):
110 case VLC_FOURCC('J','4','2','0'):
111 case VLC_FOURCC('Y','V','1','2'):
113 case VLC_FOURCC('I','4','2','2'):
114 case VLC_FOURCC('J','4','2','2'):
120 /* We only want planar YUV 4:2:0 or 4:2:2 */
121 msg_Err( p_filter, "Unsupported input chroma (%4s)",
122 (char*)&(p_filter->fmt_in.video.i_chroma) );
126 /* Allocate structure */
127 p_filter->p_sys = malloc( sizeof( filter_sys_t ) );
128 if( p_filter->p_sys == NULL )
130 msg_Err( p_filter, "out of memory" );
133 p_filter->p_sys->projection_matrix = malloc( 9 * sizeof( int ) );
134 if( !p_filter->p_sys->projection_matrix )
136 free( p_filter->p_sys );
137 msg_Err( p_filter, "out of memory" );
141 config_ChainParse( p_filter, FILTER_PREFIX, ppsz_filter_options,
144 p_filter->p_sys->i_color = var_CreateGetIntegerCommand( p_filter,
145 FILTER_PREFIX "component" );
146 var_AddCallback( p_filter, FILTER_PREFIX "component",
147 ExtractCallback, p_filter->p_sys );
149 /* Matrix won't be used for RED, GREEN or BLUE in planar formats */
150 make_projection_matrix( p_filter, p_filter->p_sys->i_color,
151 p_filter->p_sys->projection_matrix );
153 p_filter->pf_video_filter = Filter;
158 /*****************************************************************************
160 *****************************************************************************/
161 static void Destroy( vlc_object_t *p_this )
163 filter_t *p_filter = (filter_t *)p_this;
165 free( p_filter->p_sys->projection_matrix );
166 free( p_filter->p_sys );
169 /*****************************************************************************
171 *****************************************************************************/
172 static picture_t *Filter( filter_t *p_filter, picture_t *p_pic )
176 if( !p_pic ) return NULL;
178 p_outpic = p_filter->pf_vout_buffer_new( p_filter );
181 msg_Warn( p_filter, "can't get output picture" );
182 if( p_pic->pf_release )
183 p_pic->pf_release( p_pic );
187 switch( p_pic->format.i_chroma )
189 case VLC_FOURCC('I','4','2','0'):
190 case VLC_FOURCC('I','Y','U','V'):
191 case VLC_FOURCC('J','4','2','0'):
192 case VLC_FOURCC('Y','V','1','2'):
193 switch( p_filter->p_sys->i_color )
196 get_red_from_yuv420( p_pic, p_outpic,
197 Y_PLANE, U_PLANE, V_PLANE );
200 get_green_from_yuv420( p_pic, p_outpic,
201 Y_PLANE, U_PLANE, V_PLANE );
204 get_blue_from_yuv420( p_pic, p_outpic,
205 Y_PLANE, U_PLANE, V_PLANE );
208 get_custom_from_yuv420( p_pic, p_outpic,
209 Y_PLANE, U_PLANE, V_PLANE,
210 p_filter->p_sys->projection_matrix);
215 case VLC_FOURCC('I','4','2','2'):
216 case VLC_FOURCC('J','4','2','2'):
217 switch( p_filter->p_sys->i_color )
220 get_red_from_yuv422( p_pic, p_outpic,
221 Y_PLANE, U_PLANE, V_PLANE );
224 get_green_from_yuv422( p_pic, p_outpic,
225 Y_PLANE, U_PLANE, V_PLANE );
228 get_blue_from_yuv422( p_pic, p_outpic,
229 Y_PLANE, U_PLANE, V_PLANE );
232 get_custom_from_yuv422( p_pic, p_outpic,
233 Y_PLANE, U_PLANE, V_PLANE,
234 p_filter->p_sys->projection_matrix);
240 get_custom_from_packedyuv422( p_pic, p_outpic,
241 p_filter->p_sys->projection_matrix );
245 msg_Warn( p_filter, "Unsupported input chroma (%4s)",
246 (char*)&(p_pic->format.i_chroma) );
247 if( p_pic->pf_release )
248 p_pic->pf_release( p_pic );
252 p_outpic->date = p_pic->date;
253 p_outpic->b_force = p_pic->b_force;
254 p_outpic->i_nb_fields = p_pic->i_nb_fields;
255 p_outpic->b_progressive = p_pic->b_progressive;
256 p_outpic->b_top_field_first = p_pic->b_top_field_first;
258 if( p_pic->pf_release )
259 p_pic->pf_release( p_pic );
264 static inline uint8_t crop( int a )
266 if( a < 0 ) return 0;
267 if( a > 255 ) return 255;
268 else return (uint8_t)a;
274 static void mmult( double *res, double *a, double *b )
277 for( i = 0; i < 3; i++ )
279 for( j = 0; j < 3; j++ )
282 for( k = 0; k < 3; k++ )
284 res[ i*3 + j ] += a[ i*3 + k ] * b[ k*3 + j ];
289 static void make_projection_matrix( filter_t *p_filter, int color, int *matrix )
291 double left_matrix[9] =
292 { 76.24500, 149.68500, 29.07000,
293 -43.02765, -84.47235, 127.50000,
294 127.50000, -106.76534, -20.73466 };
295 double right_matrix[9] =
296 { 257.00392, 0.00000, 360.31950,
297 257.00392, -88.44438, -183.53583,
298 257.00392, 455.41095, 0.00000 };
299 double red = ((double)(( 0xFF0000 & color )>>16))/255.;
300 double green = ((double)(( 0x00FF00 & color )>>8))/255.;
301 double blue = ((double)( 0x0000FF & color ))/255.;
302 double norm = sqrt( red*red + green*green + blue*blue );
306 /* XXX: We might still need to norm the rgb_matrix */
307 double rgb_matrix[9] =
308 { red*red, red*green, red*blue,
309 red*green, green*green, green*blue,
310 red*blue, green*blue, blue*blue };
314 msg_Dbg( p_filter, "red: %f", red );
315 msg_Dbg( p_filter, "green: %f", green );
316 msg_Dbg( p_filter, "blue: %f", blue );
317 mmult( result1, rgb_matrix, right_matrix );
318 mmult( result, left_matrix, result1 );
319 for( i = 0; i < 9; i++ )
321 matrix[i] = (int)result[i];
323 msg_Dbg( p_filter, "Projection matrix:" );
324 msg_Dbg( p_filter, "%6d %6d %6d", matrix[0], matrix[1], matrix[2] );
325 msg_Dbg( p_filter, "%6d %6d %6d", matrix[3], matrix[4], matrix[5] );
326 msg_Dbg( p_filter, "%6d %6d %6d", matrix[6], matrix[7], matrix[8] );
329 static void get_custom_from_yuv420( picture_t *p_inpic, picture_t *p_outpic,
330 int yp, int up, int vp, int *m )
332 uint8_t *y1in = p_inpic->p[yp].p_pixels;
334 uint8_t *uin = p_inpic->p[up].p_pixels;
335 uint8_t *vin = p_inpic->p[vp].p_pixels;
337 uint8_t *y1out = p_outpic->p[yp].p_pixels;
339 uint8_t *uout = p_outpic->p[up].p_pixels;
340 uint8_t *vout = p_outpic->p[vp].p_pixels;
342 const int i_pitch = p_inpic->p[yp].i_pitch;
343 const int i_visible_pitch = p_inpic->p[yp].i_visible_pitch;
344 const int i_visible_lines = p_inpic->p[yp].i_visible_lines;
346 const int i_uv_pitch = p_inpic->p[up].i_pitch;
347 const int i_uv_visible_pitch = p_inpic->p[up].i_visible_pitch;
349 const uint8_t *yend = y1in + i_visible_lines * i_pitch;
352 const uint8_t *y1end = y1in + i_visible_pitch;
353 y2in = y1in + i_pitch;
354 y2out = y1out + i_pitch;
355 while( y1in < y1end )
357 *uout++ = crop( (*y1in * m[3] + (*uin-U) * m[4] + (*vin-V) * m[5])
359 *vout++ = crop( (*y1in * m[6] + (*uin-U) * m[7] + (*vin-V) * m[8])
361 *y1out++ = crop( (*y1in++ * m[0] + (*uin-U) * m[1] + (*vin-V) * m[2])
363 *y1out++ = crop( (*y1in++ * m[0] + (*uin-U) * m[1] + (*vin-V) * m[2])
365 *y2out++ = crop( (*y2in++ * m[0] + (*uin-U) * m[1] + (*vin-V) * m[2])
367 *y2out++ = crop( (*y2in++ * m[0] + (*uin++ - U) * m[1] + (*vin++ -V) * m[2])
370 y1in += 2*i_pitch - i_visible_pitch;
371 y1out += 2*i_pitch - i_visible_pitch;
372 uin += i_uv_pitch - i_uv_visible_pitch;
373 uout += i_uv_pitch - i_uv_visible_pitch;
374 vin += i_uv_pitch - i_uv_visible_pitch;
375 vout += i_uv_pitch - i_uv_visible_pitch;
378 static void get_custom_from_yuv422( picture_t *p_inpic, picture_t *p_outpic,
379 int yp, int up, int vp, int *m )
381 uint8_t *y1in = p_inpic->p[yp].p_pixels;
382 uint8_t *uin = p_inpic->p[up].p_pixels;
383 uint8_t *vin = p_inpic->p[vp].p_pixels;
385 uint8_t *y1out = p_outpic->p[yp].p_pixels;
386 uint8_t *uout = p_outpic->p[up].p_pixels;
387 uint8_t *vout = p_outpic->p[vp].p_pixels;
389 const int i_pitch = p_inpic->p[yp].i_pitch;
390 const int i_visible_pitch = p_inpic->p[yp].i_visible_pitch;
391 const int i_visible_lines = p_inpic->p[yp].i_visible_lines;
393 const int i_uv_pitch = p_inpic->p[up].i_pitch;
394 const int i_uv_visible_pitch = p_inpic->p[up].i_visible_pitch;
396 const uint8_t *yend = y1in + i_visible_lines * i_pitch;
399 const uint8_t *y1end = y1in + i_visible_pitch;
400 while( y1in < y1end )
402 *uout++ = crop( (*y1in * m[3] + (*uin-U) * m[4] + (*vin-V) * m[5])
404 *vout++ = crop( (*y1in * m[6] + (*uin-U) * m[7] + (*vin-V) * m[8])
406 *y1out++ = crop( (*y1in++ * m[0] + (*uin-U) * m[1] + (*vin-V) * m[2])
408 *y1out++ = crop( (*y1in++ * m[0] + (*uin++ -U) * m[1] + (*vin++ -V) * m[2])
411 y1in += i_pitch - i_visible_pitch;
412 y1out += i_pitch - i_visible_pitch;
413 uin += i_uv_pitch - i_uv_visible_pitch;
414 uout += i_uv_pitch - i_uv_visible_pitch;
415 vin += i_uv_pitch - i_uv_visible_pitch;
416 vout += i_uv_pitch - i_uv_visible_pitch;
420 static void get_custom_from_packedyuv422( picture_t *p_inpic,
424 int i_y_offset, i_u_offset, i_v_offset;
425 if( GetPackedYuvOffsets( p_inpic->format.i_chroma, &i_y_offset,
426 &i_u_offset, &i_v_offset ) != VLC_SUCCESS )
429 uint8_t *yin = p_inpic->p->p_pixels + i_y_offset;
430 uint8_t *uin = p_inpic->p->p_pixels + i_u_offset;
431 uint8_t *vin = p_inpic->p->p_pixels + i_v_offset;
433 uint8_t *yout = p_outpic->p->p_pixels + i_y_offset;
434 uint8_t *uout = p_outpic->p->p_pixels + i_u_offset;
435 uint8_t *vout = p_outpic->p->p_pixels + i_v_offset;
437 const int i_pitch = p_inpic->p->i_pitch;
438 const int i_visible_pitch = p_inpic->p->i_visible_pitch;
439 const int i_visible_lines = p_inpic->p->i_visible_lines;
441 const uint8_t *yend = yin + i_visible_lines * i_pitch;
444 const uint8_t *ylend = yin + i_visible_pitch;
447 *uout = crop( (*yin * m[3] + (*uin-U) * m[4] + (*vin-V) * m[5])
450 *vout = crop( (*yin * m[6] + (*uin-U) * m[7] + (*vin-V) * m[8])
453 *yout = crop( (*yin * m[0] + (*uin-U) * m[1] + (*vin-V) * m[2])
457 *yout = crop( (*yin * m[0] + (*uin-U) * m[1] + (*vin-V) * m[2])
464 yin += i_pitch - i_visible_pitch;
465 yout += i_pitch - i_visible_pitch;
466 uin += i_pitch - i_visible_pitch;
467 uout += i_pitch - i_visible_pitch;
468 vin += i_pitch - i_visible_pitch;
469 vout += i_pitch - i_visible_pitch;
473 static void get_red_from_yuv420( picture_t *p_inpic, picture_t *p_outpic,
474 int yp, int up, int vp )
476 uint8_t *y1in = p_inpic->p[yp].p_pixels;
478 uint8_t *vin = p_inpic->p[vp].p_pixels;
480 uint8_t *y1out = p_outpic->p[yp].p_pixels;
482 uint8_t *uout = p_outpic->p[up].p_pixels;
483 uint8_t *vout = p_outpic->p[vp].p_pixels;
485 const int i_pitch = p_inpic->p[yp].i_pitch;
486 const int i_visible_pitch = p_inpic->p[yp].i_visible_pitch;
487 const int i_visible_lines = p_inpic->p[yp].i_visible_lines;
489 const int i_uv_pitch = p_inpic->p[up].i_pitch;
490 const int i_uv_visible_pitch = p_inpic->p[up].i_visible_pitch;
492 const uint8_t *yend = y1in + i_visible_lines * i_pitch;
495 const uint8_t *y1end = y1in + i_visible_pitch;
496 y2in = y1in + i_pitch;
497 y2out = y1out + i_pitch;
498 while( y1in < y1end )
505 *uout++ = crop( (*y1in * -11058 + (*vin - V) * -15504)
507 *vout++ = crop( (*y1in * 32768 + (*vin - V) * 45941)
509 *y1out++ = crop( (*y1in++ * 19595 + (*vin - V) * 27473)
511 *y1out++ = crop( (*y1in++ * 19595 + (*vin - V) * 27473)
513 *y2out++ = crop( (*y2in++ * 19594 + (*vin - V) * 27473)
515 *y2out++ = crop( (*y2in++ * 19594 + (*vin++ - V) * 27473)
518 y1in += 2*i_pitch - i_visible_pitch;
519 y1out += 2*i_pitch - i_visible_pitch;
520 uout += i_uv_pitch - i_uv_visible_pitch;
521 vin += i_uv_pitch - i_uv_visible_pitch;
522 vout += i_uv_pitch - i_uv_visible_pitch;
526 static void get_green_from_yuv420( picture_t *p_inpic, picture_t *p_outpic,
527 int yp, int up, int vp )
529 uint8_t *y1in = p_inpic->p[yp].p_pixels;
531 uint8_t *uin = p_inpic->p[up].p_pixels;
532 uint8_t *vin = p_inpic->p[vp].p_pixels;
534 uint8_t *y1out = p_outpic->p[yp].p_pixels;
536 uint8_t *uout = p_outpic->p[up].p_pixels;
537 uint8_t *vout = p_outpic->p[vp].p_pixels;
539 const int i_pitch = p_inpic->p[yp].i_pitch;
540 const int i_visible_pitch = p_inpic->p[yp].i_visible_pitch;
541 const int i_visible_lines = p_inpic->p[yp].i_visible_lines;
543 const int i_uv_pitch = p_inpic->p[up].i_pitch;
544 const int i_uv_visible_pitch = p_inpic->p[up].i_visible_pitch;
546 const uint8_t *yend = y1in + i_visible_lines * i_pitch;
549 const uint8_t *y1end = y1in + i_visible_pitch;
550 y2in = y1in + i_pitch;
551 y2out = y1out + i_pitch;
552 while( y1in < y1end )
559 *uout++ = crop( (*y1in * -21710 + (*uin-U) * 7471 + (*vin-V) * 15504)
561 *vout++ = crop( (*y1in * -27439 + (*uin-U) * 9443 + (*vin-V) * 19595)
563 *y1out++ = crop( (*y1in++ * 38470 + (*uin-U) * -13239 + (*vin-V) * -27473)
565 *y1out++ = crop( (*y1in++ * 38470 + (*uin-U) * -13239 + (*vin-V) * -27473)
567 *y2out++ = crop( (*y2in++ * 38470 + (*uin-U) * -13239 + (*vin-V) * -27473)
569 *y2out++ = crop( (*y2in++ * 38470 + (*uin++ - U) * -13239 + (*vin++ -V) * -27473)
572 y1in += 2*i_pitch - i_visible_pitch;
573 y1out += 2*i_pitch - i_visible_pitch;
574 uin += i_uv_pitch - i_uv_visible_pitch;
575 uout += i_uv_pitch - i_uv_visible_pitch;
576 vin += i_uv_pitch - i_uv_visible_pitch;
577 vout += i_uv_pitch - i_uv_visible_pitch;
581 static void get_blue_from_yuv420( picture_t *p_inpic, picture_t *p_outpic,
582 int yp, int up, int vp )
584 uint8_t *y1in = p_inpic->p[yp].p_pixels;
586 uint8_t *uin = p_inpic->p[up].p_pixels;
588 uint8_t *y1out = p_outpic->p[yp].p_pixels;
590 uint8_t *uout = p_outpic->p[up].p_pixels;
591 uint8_t *vout = p_outpic->p[vp].p_pixels;
593 const int i_pitch = p_inpic->p[yp].i_pitch;
594 const int i_visible_pitch = p_inpic->p[yp].i_visible_pitch;
595 const int i_visible_lines = p_inpic->p[yp].i_visible_lines;
597 const int i_uv_pitch = p_inpic->p[up].i_pitch;
598 const int i_uv_visible_pitch = p_inpic->p[up].i_visible_pitch;
600 const uint8_t *yend = y1in + i_visible_lines * i_pitch;
603 const uint8_t *y1end = y1in + i_visible_pitch;
604 y2in = y1in + i_pitch;
605 y2out = y1out + i_pitch;
606 while( y1in < y1end )
613 *uout++ = crop( (*y1in* 32768 + (*uin - U) * 58065 )
615 *vout++ = crop( (*y1in * -5329 + (*uin - U) * -9443 )
617 *y1out++ = crop( (*y1in++ * 7471 + (*uin - U) * 13239 )
619 *y1out++ = crop( (*y1in++ * 7471 + (*uin - U) * 13239 )
621 *y2out++ = crop( (*y2in++ * 7471 + (*uin - U) * 13239 )
623 *y2out++ = crop( (*y2in++ * 7471 + (*uin++ - U) * 13239 )
626 y1in += 2*i_pitch - i_visible_pitch;
627 y1out += 2*i_pitch - i_visible_pitch;
628 uin += i_uv_pitch - i_uv_visible_pitch;
629 uout += i_uv_pitch - i_uv_visible_pitch;
630 vout += i_uv_pitch - i_uv_visible_pitch;
634 static void get_red_from_yuv422( picture_t *p_inpic, picture_t *p_outpic,
635 int yp, int up, int vp )
637 uint8_t *y1in = p_inpic->p[yp].p_pixels;
638 uint8_t *vin = p_inpic->p[vp].p_pixels;
640 uint8_t *y1out = p_outpic->p[yp].p_pixels;
641 uint8_t *uout = p_outpic->p[up].p_pixels;
642 uint8_t *vout = p_outpic->p[vp].p_pixels;
644 const int i_pitch = p_inpic->p[yp].i_pitch;
645 const int i_visible_pitch = p_inpic->p[yp].i_visible_pitch;
646 const int i_visible_lines = p_inpic->p[yp].i_visible_lines;
648 const int i_uv_pitch = p_inpic->p[up].i_pitch;
649 const int i_uv_visible_pitch = p_inpic->p[up].i_visible_pitch;
651 const uint8_t *yend = y1in + i_visible_lines * i_pitch;
654 const uint8_t *y1end = y1in + i_visible_pitch;
655 while( y1in < y1end )
662 *uout++ = crop( (*y1in * -11058 + (*vin - V) * -15504)
664 *vout++ = crop( (*y1in * 32768 + (*vin - V) * 45941)
666 *y1out++ = crop( (*y1in++ * 19595 + (*vin - V) * 27473)
668 *y1out++ = crop( (*y1in++ * 19595 + (*vin++ - V) * 27473)
671 y1in += i_pitch - i_visible_pitch;
672 y1out += i_pitch - i_visible_pitch;
673 uout += i_uv_pitch - i_uv_visible_pitch;
674 vin += i_uv_pitch - i_uv_visible_pitch;
675 vout += i_uv_pitch - i_uv_visible_pitch;
679 static void get_green_from_yuv422( picture_t *p_inpic, picture_t *p_outpic,
680 int yp, int up, int vp )
682 uint8_t *y1in = p_inpic->p[yp].p_pixels;
683 uint8_t *uin = p_inpic->p[up].p_pixels;
684 uint8_t *vin = p_inpic->p[vp].p_pixels;
686 uint8_t *y1out = p_outpic->p[yp].p_pixels;
687 uint8_t *uout = p_outpic->p[up].p_pixels;
688 uint8_t *vout = p_outpic->p[vp].p_pixels;
690 const int i_pitch = p_inpic->p[yp].i_pitch;
691 const int i_visible_pitch = p_inpic->p[yp].i_visible_pitch;
692 const int i_visible_lines = p_inpic->p[yp].i_visible_lines;
694 const int i_uv_pitch = p_inpic->p[up].i_pitch;
695 const int i_uv_visible_pitch = p_inpic->p[up].i_visible_pitch;
697 const uint8_t *yend = y1in + i_visible_lines * i_pitch;
700 const uint8_t *y1end = y1in + i_visible_pitch;
701 while( y1in < y1end )
708 *uout++ = crop( (*y1in * -21710 + (*uin-U) * 7471 + (*vin-V) * 15504)
710 *vout++ = crop( (*y1in * -27439 + (*uin-U) * 9443 + (*vin-V) * 19595)
712 *y1out++ = crop( (*y1in++ * 38470 + (*uin-U) * -13239 + (*vin-V) * -27473)
714 *y1out++ = crop( (*y1in++ * 38470 + (*uin++-U) * -13239 + (*vin++-V) * -27473)
717 y1in += i_pitch - i_visible_pitch;
718 y1out += i_pitch - i_visible_pitch;
719 uin += i_uv_pitch - i_uv_visible_pitch;
720 uout += i_uv_pitch - i_uv_visible_pitch;
721 vin += i_uv_pitch - i_uv_visible_pitch;
722 vout += i_uv_pitch - i_uv_visible_pitch;
726 static void get_blue_from_yuv422( picture_t *p_inpic, picture_t *p_outpic,
727 int yp, int up, int vp )
729 uint8_t *y1in = p_inpic->p[yp].p_pixels;
730 uint8_t *uin = p_inpic->p[up].p_pixels;
732 uint8_t *y1out = p_outpic->p[yp].p_pixels;
733 uint8_t *uout = p_outpic->p[up].p_pixels;
734 uint8_t *vout = p_outpic->p[vp].p_pixels;
736 const int i_pitch = p_inpic->p[yp].i_pitch;
737 const int i_visible_pitch = p_inpic->p[yp].i_visible_pitch;
738 const int i_visible_lines = p_inpic->p[yp].i_visible_lines;
740 const int i_uv_pitch = p_inpic->p[up].i_pitch;
741 const int i_uv_visible_pitch = p_inpic->p[up].i_visible_pitch;
743 const uint8_t *yend = y1in + i_visible_lines * i_pitch;
746 const uint8_t *y1end = y1in + i_visible_pitch;
747 while( y1in < y1end )
754 *uout++ = crop( (*y1in* 32768 + (*uin - U) * 58065 )
756 *vout++ = crop( (*y1in * -5329 + (*uin - U) * -9443 )
758 *y1out++ = crop( (*y1in++ * 7471 + (*uin - U) * 13239 )
760 *y1out++ = crop( (*y1in++ * 7471 + (*uin++ - U) * 13239 )
763 y1in += i_pitch - i_visible_pitch;
764 y1out += i_pitch - i_visible_pitch;
765 uin += i_uv_pitch - i_uv_visible_pitch;
766 uout += i_uv_pitch - i_uv_visible_pitch;
767 vout += i_uv_pitch - i_uv_visible_pitch;
771 static int ExtractCallback( vlc_object_t *p_this, char const *psz_var,
772 vlc_value_t oldval, vlc_value_t newval,
776 filter_sys_t *p_sys = (filter_sys_t *)p_data;
778 if( !strcmp( psz_var, FILTER_PREFIX "component" ) )
780 p_sys->i_color = newval.i_int;
781 /* Matrix won't be used for RED, GREEN or BLUE in planar formats */
782 make_projection_matrix( (filter_t *)p_this, p_sys->i_color,
783 p_sys->projection_matrix );
787 msg_Warn( p_this, "Unknown callback command." );