1 /*****************************************************************************
2 * i422_yuy2.c : Planar YUV 4:2:2 to Packed YUV conversion module for vlc
3 *****************************************************************************
4 * Copyright (C) 2000, 2001 the VideoLAN team
7 * Authors: Samuel Hocevar <sam@zoy.org>
8 * Damien Fouilleul <damienf@videolan.org>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
25 /*****************************************************************************
27 *****************************************************************************/
33 #include <vlc_common.h>
34 #include <vlc_plugin.h>
35 #include <vlc_filter.h>
38 #include "i422_yuy2.h"
40 #define SRC_FOURCC "I422"
41 #if defined (MODULE_NAME_IS_i422_yuy2)
42 # define DEST_FOURCC "YUY2,YUNV,YVYU,UYVY,UYNV,Y422,IUYV,cyuv,Y211"
44 # define DEST_FOURCC "YUY2,YUNV,YVYU,UYVY,UYNV,Y422,IUYV,cyuv"
47 /*****************************************************************************
48 * Local and extern prototypes.
49 *****************************************************************************/
50 static int Activate ( vlc_object_t * );
52 static void I422_YUY2 ( filter_t *, picture_t *, picture_t * );
53 static void I422_YVYU ( filter_t *, picture_t *, picture_t * );
54 static void I422_UYVY ( filter_t *, picture_t *, picture_t * );
55 static void I422_IUYV ( filter_t *, picture_t *, picture_t * );
56 static void I422_cyuv ( filter_t *, picture_t *, picture_t * );
57 static picture_t *I422_YUY2_Filter ( filter_t *, picture_t * );
58 static picture_t *I422_YVYU_Filter ( filter_t *, picture_t * );
59 static picture_t *I422_UYVY_Filter ( filter_t *, picture_t * );
60 static picture_t *I422_IUYV_Filter ( filter_t *, picture_t * );
61 static picture_t *I422_cyuv_Filter ( filter_t *, picture_t * );
62 #if defined (MODULE_NAME_IS_i422_yuy2)
63 static void I422_Y211 ( filter_t *, picture_t *, picture_t * );
64 static picture_t *I422_Y211_Filter ( filter_t *, picture_t * );
67 /*****************************************************************************
69 *****************************************************************************/
71 #if defined (MODULE_NAME_IS_i422_yuy2)
72 set_description( N_("Conversions from " SRC_FOURCC " to " DEST_FOURCC) )
73 set_capability( "video filter2", 80 )
74 #elif defined (MODULE_NAME_IS_i422_yuy2_mmx)
75 set_description( N_("MMX conversions from " SRC_FOURCC " to " DEST_FOURCC) )
76 set_capability( "video filter2", 100 )
77 add_requirement( MMX )
78 #elif defined (MODULE_NAME_IS_i422_yuy2_sse2)
79 set_description( N_("SSE2 conversions from " SRC_FOURCC " to " DEST_FOURCC) )
80 set_capability( "video filter2", 120 )
81 add_requirement( SSE2 )
83 set_callbacks( Activate, NULL )
86 /*****************************************************************************
87 * Activate: allocate a chroma function
88 *****************************************************************************
89 * This function allocates and initializes a chroma function
90 *****************************************************************************/
91 static int Activate( vlc_object_t *p_this )
93 filter_t *p_filter = (filter_t *)p_this;
95 if( p_filter->fmt_in.video.i_width & 1
96 || p_filter->fmt_in.video.i_height & 1 )
101 switch( p_filter->fmt_in.video.i_chroma )
104 switch( p_filter->fmt_out.video.i_chroma )
107 p_filter->pf_video_filter = I422_YUY2_Filter;
111 p_filter->pf_video_filter = I422_YVYU_Filter;
115 p_filter->pf_video_filter = I422_UYVY_Filter;
118 p_filter->pf_video_filter = I422_IUYV_Filter;
122 p_filter->pf_video_filter = I422_cyuv_Filter;
125 #if defined (MODULE_NAME_IS_i422_yuy2)
127 p_filter->pf_video_filter = I422_Y211_Filter;
142 /* Following functions are local */
144 VIDEO_FILTER_WRAPPER( I422_YUY2 )
145 VIDEO_FILTER_WRAPPER( I422_YVYU )
146 VIDEO_FILTER_WRAPPER( I422_UYVY )
147 VIDEO_FILTER_WRAPPER( I422_IUYV )
148 VIDEO_FILTER_WRAPPER( I422_cyuv )
149 #if defined (MODULE_NAME_IS_i422_yuy2)
150 VIDEO_FILTER_WRAPPER( I422_Y211 )
153 /*****************************************************************************
154 * I422_YUY2: planar YUV 4:2:2 to packed YUY2 4:2:2
155 *****************************************************************************/
156 static void I422_YUY2( filter_t *p_filter, picture_t *p_source,
159 uint8_t *p_line = p_dest->p->p_pixels;
160 uint8_t *p_y = p_source->Y_PIXELS;
161 uint8_t *p_u = p_source->U_PIXELS;
162 uint8_t *p_v = p_source->V_PIXELS;
166 const int i_source_margin = p_source->p[0].i_pitch
167 - p_source->p[0].i_visible_pitch;
168 const int i_source_margin_c = p_source->p[1].i_pitch
169 - p_source->p[1].i_visible_pitch;
170 const int i_dest_margin = p_dest->p->i_pitch
171 - p_dest->p->i_visible_pitch;
173 #if defined (MODULE_NAME_IS_i422_yuy2_sse2)
175 if( 0 == (15 & (p_source->p[Y_PLANE].i_pitch|p_dest->p->i_pitch|
176 ((intptr_t)p_line|(intptr_t)p_y))) )
178 /* use faster SSE2 aligned fetch and store */
179 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
181 for( i_x = p_filter->fmt_in.video.i_width / 16 ; i_x-- ; )
183 SSE2_CALL( SSE2_YUV422_YUYV_ALIGNED );
185 for( i_x = ( p_filter->fmt_in.video.i_width % 16 ) / 2; i_x-- ; )
187 C_YUV422_YUYV( p_line, p_y, p_u, p_v );
189 p_y += i_source_margin;
190 p_u += i_source_margin_c;
191 p_v += i_source_margin_c;
192 p_line += i_dest_margin;
196 /* use slower SSE2 unaligned fetch and store */
197 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
199 for( i_x = p_filter->fmt_in.video.i_width / 16 ; i_x-- ; )
201 SSE2_CALL( SSE2_YUV422_YUYV_UNALIGNED );
203 for( i_x = ( p_filter->fmt_in.video.i_width % 16 ) / 2; i_x-- ; )
205 C_YUV422_YUYV( p_line, p_y, p_u, p_v );
207 p_y += i_source_margin;
208 p_u += i_source_margin_c;
209 p_v += i_source_margin_c;
210 p_line += i_dest_margin;
217 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
219 for( i_x = p_filter->fmt_in.video.i_width / 8 ; i_x-- ; )
221 #if defined (MODULE_NAME_IS_i422_yuy2)
222 C_YUV422_YUYV( p_line, p_y, p_u, p_v );
223 C_YUV422_YUYV( p_line, p_y, p_u, p_v );
224 C_YUV422_YUYV( p_line, p_y, p_u, p_v );
225 C_YUV422_YUYV( p_line, p_y, p_u, p_v );
226 #elif defined (MODULE_NAME_IS_i422_yuy2_mmx)
227 MMX_CALL( MMX_YUV422_YUYV );
230 for( i_x = ( p_filter->fmt_in.video.i_width % 8 ) / 2; i_x-- ; )
232 C_YUV422_YUYV( p_line, p_y, p_u, p_v );
234 p_y += i_source_margin;
235 p_u += i_source_margin_c;
236 p_v += i_source_margin_c;
237 p_line += i_dest_margin;
239 #if defined (MODULE_NAME_IS_i422_yuy2_mmx)
246 /*****************************************************************************
247 * I422_YVYU: planar YUV 4:2:2 to packed YVYU 4:2:2
248 *****************************************************************************/
249 static void I422_YVYU( filter_t *p_filter, picture_t *p_source,
252 uint8_t *p_line = p_dest->p->p_pixels;
253 uint8_t *p_y = p_source->Y_PIXELS;
254 uint8_t *p_u = p_source->U_PIXELS;
255 uint8_t *p_v = p_source->V_PIXELS;
259 const int i_source_margin = p_source->p[0].i_pitch
260 - p_source->p[0].i_visible_pitch;
261 const int i_source_margin_c = p_source->p[1].i_pitch
262 - p_source->p[1].i_visible_pitch;
263 const int i_dest_margin = p_dest->p->i_pitch
264 - p_dest->p->i_visible_pitch;
266 #if defined (MODULE_NAME_IS_i422_yuy2_sse2)
268 if( 0 == (15 & (p_source->p[Y_PLANE].i_pitch|p_dest->p->i_pitch|
269 ((intptr_t)p_line|(intptr_t)p_y))) )
271 /* use faster SSE2 aligned fetch and store */
272 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
274 for( i_x = p_filter->fmt_in.video.i_width / 16 ; i_x-- ; )
276 SSE2_CALL( SSE2_YUV422_YVYU_ALIGNED );
278 for( i_x = ( p_filter->fmt_in.video.i_width % 16 ) / 2; i_x-- ; )
280 C_YUV422_YVYU( p_line, p_y, p_u, p_v );
282 p_y += i_source_margin;
283 p_u += i_source_margin_c;
284 p_v += i_source_margin_c;
285 p_line += i_dest_margin;
289 /* use slower SSE2 unaligned fetch and store */
290 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
292 for( i_x = p_filter->fmt_in.video.i_width / 16 ; i_x-- ; )
294 SSE2_CALL( SSE2_YUV422_YVYU_UNALIGNED );
296 for( i_x = ( p_filter->fmt_in.video.i_width % 16 ) / 2; i_x-- ; )
298 C_YUV422_YVYU( p_line, p_y, p_u, p_v );
300 p_y += i_source_margin;
301 p_u += i_source_margin_c;
302 p_v += i_source_margin_c;
303 p_line += i_dest_margin;
310 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
312 for( i_x = p_filter->fmt_in.video.i_width / 8 ; i_x-- ; )
314 #if defined (MODULE_NAME_IS_i422_yuy2)
315 C_YUV422_YVYU( p_line, p_y, p_u, p_v );
316 C_YUV422_YVYU( p_line, p_y, p_u, p_v );
317 C_YUV422_YVYU( p_line, p_y, p_u, p_v );
318 C_YUV422_YVYU( p_line, p_y, p_u, p_v );
319 #elif defined (MODULE_NAME_IS_i422_yuy2_mmx)
320 MMX_CALL( MMX_YUV422_YVYU );
323 for( i_x = ( p_filter->fmt_in.video.i_width % 8 ) / 2; i_x-- ; )
325 C_YUV422_YVYU( p_line, p_y, p_u, p_v );
327 p_y += i_source_margin;
328 p_u += i_source_margin_c;
329 p_v += i_source_margin_c;
330 p_line += i_dest_margin;
332 #if defined (MODULE_NAME_IS_i422_yuy2_mmx)
339 /*****************************************************************************
340 * I422_UYVY: planar YUV 4:2:2 to packed UYVY 4:2:2
341 *****************************************************************************/
342 static void I422_UYVY( filter_t *p_filter, picture_t *p_source,
345 uint8_t *p_line = p_dest->p->p_pixels;
346 uint8_t *p_y = p_source->Y_PIXELS;
347 uint8_t *p_u = p_source->U_PIXELS;
348 uint8_t *p_v = p_source->V_PIXELS;
352 const int i_source_margin = p_source->p[0].i_pitch
353 - p_source->p[0].i_visible_pitch;
354 const int i_source_margin_c = p_source->p[1].i_pitch
355 - p_source->p[1].i_visible_pitch;
356 const int i_dest_margin = p_dest->p->i_pitch
357 - p_dest->p->i_visible_pitch;
359 #if defined (MODULE_NAME_IS_i422_yuy2_sse2)
361 if( 0 == (15 & (p_source->p[Y_PLANE].i_pitch|p_dest->p->i_pitch|
362 ((intptr_t)p_line|(intptr_t)p_y))) )
364 /* use faster SSE2 aligned fetch and store */
365 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
367 for( i_x = p_filter->fmt_in.video.i_width / 16 ; i_x-- ; )
369 SSE2_CALL( SSE2_YUV422_UYVY_ALIGNED );
371 for( i_x = ( p_filter->fmt_in.video.i_width % 16 ) / 2; i_x-- ; )
373 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
375 p_y += i_source_margin;
376 p_u += i_source_margin_c;
377 p_v += i_source_margin_c;
378 p_line += i_dest_margin;
382 /* use slower SSE2 unaligned fetch and store */
383 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
385 for( i_x = p_filter->fmt_in.video.i_width / 16 ; i_x-- ; )
387 SSE2_CALL( SSE2_YUV422_UYVY_UNALIGNED );
389 for( i_x = ( p_filter->fmt_in.video.i_width % 16 ) / 2; i_x-- ; )
391 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
393 p_y += i_source_margin;
394 p_u += i_source_margin_c;
395 p_v += i_source_margin_c;
396 p_line += i_dest_margin;
403 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
405 for( i_x = p_filter->fmt_in.video.i_width / 8 ; i_x-- ; )
407 #if defined (MODULE_NAME_IS_i422_yuy2)
408 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
409 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
410 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
411 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
412 #elif defined (MODULE_NAME_IS_i422_yuy2_mmx)
413 MMX_CALL( MMX_YUV422_UYVY );
416 for( i_x = ( p_filter->fmt_in.video.i_width % 8 ) / 2; i_x-- ; )
418 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
420 p_y += i_source_margin;
421 p_u += i_source_margin_c;
422 p_v += i_source_margin_c;
423 p_line += i_dest_margin;
425 #if defined (MODULE_NAME_IS_i422_yuy2_mmx)
432 /*****************************************************************************
433 * I422_IUYV: planar YUV 4:2:2 to interleaved packed IUYV 4:2:2
434 *****************************************************************************/
435 static void I422_IUYV( filter_t *p_filter, picture_t *p_source,
438 VLC_UNUSED(p_source); VLC_UNUSED(p_dest);
440 msg_Err( p_filter, "I422_IUYV unimplemented, please harass <sam@zoy.org>" );
443 /*****************************************************************************
444 * I422_cyuv: planar YUV 4:2:2 to upside-down packed UYVY 4:2:2
445 *****************************************************************************/
446 static void I422_cyuv( filter_t *p_filter, picture_t *p_source,
449 uint8_t *p_line = p_dest->p->p_pixels + p_dest->p->i_visible_lines * p_dest->p->i_pitch;
450 uint8_t *p_y = p_source->Y_PIXELS;
451 uint8_t *p_u = p_source->U_PIXELS;
452 uint8_t *p_v = p_source->V_PIXELS;
456 const int i_source_margin = p_source->p[0].i_pitch
457 - p_source->p[0].i_visible_pitch;
458 const int i_source_margin_c = p_source->p[1].i_pitch
459 - p_source->p[1].i_visible_pitch;
460 const int i_dest_margin = p_dest->p->i_pitch
461 - p_dest->p->i_visible_pitch;
463 #if defined (MODULE_NAME_IS_i422_yuy2_sse2)
465 if( 0 == (15 & (p_source->p[Y_PLANE].i_pitch|p_dest->p->i_pitch|
466 ((intptr_t)p_line|(intptr_t)p_y))) )
468 /* use faster SSE2 aligned fetch and store */
469 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
471 p_line -= 2 * p_dest->p->i_pitch;
473 for( i_x = p_filter->fmt_in.video.i_width / 16 ; i_x-- ; )
475 SSE2_CALL( SSE2_YUV422_UYVY_ALIGNED );
477 for( i_x = ( p_filter->fmt_in.video.i_width % 16 ) / 2; i_x-- ; )
479 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
481 p_y += i_source_margin;
482 p_u += i_source_margin_c;
483 p_v += i_source_margin_c;
484 p_line += i_dest_margin;
488 /* use slower SSE2 unaligned fetch and store */
489 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
491 p_line -= 2 * p_dest->p->i_pitch;
493 for( i_x = p_filter->fmt_in.video.i_width / 16 ; i_x-- ; )
495 SSE2_CALL( SSE2_YUV422_UYVY_UNALIGNED );
497 for( i_x = ( p_filter->fmt_in.video.i_width % 16 ) / 2; i_x-- ; )
499 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
501 p_y += i_source_margin;
502 p_u += i_source_margin_c;
503 p_v += i_source_margin_c;
504 p_line += i_dest_margin;
511 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
513 for( i_x = p_filter->fmt_in.video.i_width / 8 ; i_x-- ; )
515 p_line -= 2 * p_dest->p->i_pitch;
517 #if defined (MODULE_NAME_IS_i422_yuy2)
518 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
519 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
520 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
521 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
522 #elif defined (MODULE_NAME_IS_i422_yuy2_mmx)
523 MMX_CALL( MMX_YUV422_UYVY );
526 p_y += i_source_margin;
527 p_u += i_source_margin_c;
528 p_v += i_source_margin_c;
529 p_line += i_dest_margin;
531 #if defined (MODULE_NAME_IS_i422_yuy2_mmx)
533 #elif defined (MODULE_NAME_IS_i422_yuy2_sse2)
540 /*****************************************************************************
541 * I422_Y211: planar YUV 4:2:2 to packed YUYV 2:1:1
542 *****************************************************************************/
543 #if defined (MODULE_NAME_IS_i422_yuy2)
544 static void I422_Y211( filter_t *p_filter, picture_t *p_source,
547 uint8_t *p_line = p_dest->p->p_pixels + p_dest->p->i_visible_lines * p_dest->p->i_pitch;
548 uint8_t *p_y = p_source->Y_PIXELS;
549 uint8_t *p_u = p_source->U_PIXELS;
550 uint8_t *p_v = p_source->V_PIXELS;
554 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
556 for( i_x = p_filter->fmt_in.video.i_width / 8 ; i_x-- ; )
558 C_YUV422_Y211( p_line, p_y, p_u, p_v );
559 C_YUV422_Y211( p_line, p_y, p_u, p_v );