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>
37 #include "i422_yuy2.h"
39 #define SRC_FOURCC "I422"
40 #if defined (MODULE_NAME_IS_i422_yuy2)
41 # define DEST_FOURCC "YUY2,YUNV,YVYU,UYVY,UYNV,Y422,IUYV,cyuv,Y211"
43 # define DEST_FOURCC "YUY2,YUNV,YVYU,UYVY,UYNV,Y422,IUYV,cyuv"
46 /*****************************************************************************
47 * Local and extern prototypes.
48 *****************************************************************************/
49 static int Activate ( vlc_object_t * );
51 static void I422_YUY2 ( filter_t *, picture_t *, picture_t * );
52 static void I422_YVYU ( filter_t *, picture_t *, picture_t * );
53 static void I422_UYVY ( filter_t *, picture_t *, picture_t * );
54 static void I422_IUYV ( filter_t *, picture_t *, picture_t * );
55 static void I422_cyuv ( filter_t *, picture_t *, picture_t * );
56 static picture_t *I422_YUY2_Filter ( filter_t *, picture_t * );
57 static picture_t *I422_YVYU_Filter ( filter_t *, picture_t * );
58 static picture_t *I422_UYVY_Filter ( filter_t *, picture_t * );
59 static picture_t *I422_IUYV_Filter ( filter_t *, picture_t * );
60 static picture_t *I422_cyuv_Filter ( filter_t *, picture_t * );
61 #if defined (MODULE_NAME_IS_i422_yuy2)
62 static void I422_Y211 ( filter_t *, picture_t *, picture_t * );
63 static picture_t *I422_Y211_Filter ( filter_t *, picture_t * );
66 /*****************************************************************************
68 *****************************************************************************/
70 #if defined (MODULE_NAME_IS_i422_yuy2)
71 set_description( N_("Conversions from " SRC_FOURCC " to " DEST_FOURCC) )
72 set_capability( "video filter2", 80 )
73 #elif defined (MODULE_NAME_IS_i422_yuy2_mmx)
74 set_description( N_("MMX conversions from " SRC_FOURCC " to " DEST_FOURCC) )
75 set_capability( "video filter2", 100 )
76 add_requirement( MMX )
77 #elif defined (MODULE_NAME_IS_i422_yuy2_sse2)
78 set_description( N_("SSE2 conversions from " SRC_FOURCC " to " DEST_FOURCC) )
79 set_capability( "video filter2", 120 )
80 add_requirement( SSE2 )
82 set_callbacks( Activate, NULL )
85 /*****************************************************************************
86 * Activate: allocate a chroma function
87 *****************************************************************************
88 * This function allocates and initializes a chroma function
89 *****************************************************************************/
90 static int Activate( vlc_object_t *p_this )
92 filter_t *p_filter = (filter_t *)p_this;
94 if( p_filter->fmt_in.video.i_width & 1
95 || p_filter->fmt_in.video.i_height & 1 )
100 switch( p_filter->fmt_in.video.i_chroma )
103 switch( p_filter->fmt_out.video.i_chroma )
106 p_filter->pf_video_filter = I422_YUY2_Filter;
110 p_filter->pf_video_filter = I422_YVYU_Filter;
114 p_filter->pf_video_filter = I422_UYVY_Filter;
117 p_filter->pf_video_filter = I422_IUYV_Filter;
121 p_filter->pf_video_filter = I422_cyuv_Filter;
124 #if defined (MODULE_NAME_IS_i422_yuy2)
126 p_filter->pf_video_filter = I422_Y211_Filter;
141 /* Following functions are local */
143 VIDEO_FILTER_WRAPPER( I422_YUY2 )
144 VIDEO_FILTER_WRAPPER( I422_YVYU )
145 VIDEO_FILTER_WRAPPER( I422_UYVY )
146 VIDEO_FILTER_WRAPPER( I422_IUYV )
147 VIDEO_FILTER_WRAPPER( I422_cyuv )
148 #if defined (MODULE_NAME_IS_i422_yuy2)
149 VIDEO_FILTER_WRAPPER( I422_Y211 )
152 /*****************************************************************************
153 * I422_YUY2: planar YUV 4:2:2 to packed YUY2 4:2:2
154 *****************************************************************************/
155 static void I422_YUY2( filter_t *p_filter, picture_t *p_source,
158 uint8_t *p_line = p_dest->p->p_pixels;
159 uint8_t *p_y = p_source->Y_PIXELS;
160 uint8_t *p_u = p_source->U_PIXELS;
161 uint8_t *p_v = p_source->V_PIXELS;
165 const int i_source_margin = p_source->p[0].i_pitch
166 - p_source->p[0].i_visible_pitch;
167 const int i_source_margin_c = p_source->p[1].i_pitch
168 - p_source->p[1].i_visible_pitch;
169 const int i_dest_margin = p_dest->p->i_pitch
170 - p_dest->p->i_visible_pitch;
172 #if defined (MODULE_NAME_IS_i422_yuy2_sse2)
174 if( 0 == (15 & (p_source->p[Y_PLANE].i_pitch|p_dest->p->i_pitch|
175 ((intptr_t)p_line|(intptr_t)p_y))) )
177 /* use faster SSE2 aligned fetch and store */
178 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
180 for( i_x = p_filter->fmt_in.video.i_width / 16 ; i_x-- ; )
182 SSE2_CALL( SSE2_YUV422_YUYV_ALIGNED );
184 for( i_x = ( p_filter->fmt_in.video.i_width % 16 ) / 2; i_x-- ; )
186 C_YUV422_YUYV( p_line, p_y, p_u, p_v );
188 p_y += i_source_margin;
189 p_u += i_source_margin_c;
190 p_v += i_source_margin_c;
191 p_line += i_dest_margin;
195 /* use slower SSE2 unaligned fetch and store */
196 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
198 for( i_x = p_filter->fmt_in.video.i_width / 16 ; i_x-- ; )
200 SSE2_CALL( SSE2_YUV422_YUYV_UNALIGNED );
202 for( i_x = ( p_filter->fmt_in.video.i_width % 16 ) / 2; i_x-- ; )
204 C_YUV422_YUYV( p_line, p_y, p_u, p_v );
206 p_y += i_source_margin;
207 p_u += i_source_margin_c;
208 p_v += i_source_margin_c;
209 p_line += i_dest_margin;
216 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
218 for( i_x = p_filter->fmt_in.video.i_width / 8 ; i_x-- ; )
220 #if defined (MODULE_NAME_IS_i422_yuy2)
221 C_YUV422_YUYV( p_line, p_y, p_u, p_v );
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 #elif defined (MODULE_NAME_IS_i422_yuy2_mmx)
226 MMX_CALL( MMX_YUV422_YUYV );
229 for( i_x = ( p_filter->fmt_in.video.i_width % 8 ) / 2; i_x-- ; )
231 C_YUV422_YUYV( p_line, p_y, p_u, p_v );
233 p_y += i_source_margin;
234 p_u += i_source_margin_c;
235 p_v += i_source_margin_c;
236 p_line += i_dest_margin;
238 #if defined (MODULE_NAME_IS_i422_yuy2_mmx)
245 /*****************************************************************************
246 * I422_YVYU: planar YUV 4:2:2 to packed YVYU 4:2:2
247 *****************************************************************************/
248 static void I422_YVYU( filter_t *p_filter, picture_t *p_source,
251 uint8_t *p_line = p_dest->p->p_pixels;
252 uint8_t *p_y = p_source->Y_PIXELS;
253 uint8_t *p_u = p_source->U_PIXELS;
254 uint8_t *p_v = p_source->V_PIXELS;
258 const int i_source_margin = p_source->p[0].i_pitch
259 - p_source->p[0].i_visible_pitch;
260 const int i_source_margin_c = p_source->p[1].i_pitch
261 - p_source->p[1].i_visible_pitch;
262 const int i_dest_margin = p_dest->p->i_pitch
263 - p_dest->p->i_visible_pitch;
265 #if defined (MODULE_NAME_IS_i422_yuy2_sse2)
267 if( 0 == (15 & (p_source->p[Y_PLANE].i_pitch|p_dest->p->i_pitch|
268 ((intptr_t)p_line|(intptr_t)p_y))) )
270 /* use faster SSE2 aligned fetch and store */
271 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
273 for( i_x = p_filter->fmt_in.video.i_width / 16 ; i_x-- ; )
275 SSE2_CALL( SSE2_YUV422_YVYU_ALIGNED );
277 for( i_x = ( p_filter->fmt_in.video.i_width % 16 ) / 2; i_x-- ; )
279 C_YUV422_YVYU( p_line, p_y, p_u, p_v );
281 p_y += i_source_margin;
282 p_u += i_source_margin_c;
283 p_v += i_source_margin_c;
284 p_line += i_dest_margin;
288 /* use slower SSE2 unaligned fetch and store */
289 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
291 for( i_x = p_filter->fmt_in.video.i_width / 16 ; i_x-- ; )
293 SSE2_CALL( SSE2_YUV422_YVYU_UNALIGNED );
295 for( i_x = ( p_filter->fmt_in.video.i_width % 16 ) / 2; i_x-- ; )
297 C_YUV422_YVYU( p_line, p_y, p_u, p_v );
299 p_y += i_source_margin;
300 p_u += i_source_margin_c;
301 p_v += i_source_margin_c;
302 p_line += i_dest_margin;
309 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
311 for( i_x = p_filter->fmt_in.video.i_width / 8 ; i_x-- ; )
313 #if defined (MODULE_NAME_IS_i422_yuy2)
314 C_YUV422_YVYU( p_line, p_y, p_u, p_v );
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 #elif defined (MODULE_NAME_IS_i422_yuy2_mmx)
319 MMX_CALL( MMX_YUV422_YVYU );
322 for( i_x = ( p_filter->fmt_in.video.i_width % 8 ) / 2; i_x-- ; )
324 C_YUV422_YVYU( p_line, p_y, p_u, p_v );
326 p_y += i_source_margin;
327 p_u += i_source_margin_c;
328 p_v += i_source_margin_c;
329 p_line += i_dest_margin;
331 #if defined (MODULE_NAME_IS_i422_yuy2_mmx)
338 /*****************************************************************************
339 * I422_UYVY: planar YUV 4:2:2 to packed UYVY 4:2:2
340 *****************************************************************************/
341 static void I422_UYVY( filter_t *p_filter, picture_t *p_source,
344 uint8_t *p_line = p_dest->p->p_pixels;
345 uint8_t *p_y = p_source->Y_PIXELS;
346 uint8_t *p_u = p_source->U_PIXELS;
347 uint8_t *p_v = p_source->V_PIXELS;
351 const int i_source_margin = p_source->p[0].i_pitch
352 - p_source->p[0].i_visible_pitch;
353 const int i_source_margin_c = p_source->p[1].i_pitch
354 - p_source->p[1].i_visible_pitch;
355 const int i_dest_margin = p_dest->p->i_pitch
356 - p_dest->p->i_visible_pitch;
358 #if defined (MODULE_NAME_IS_i422_yuy2_sse2)
360 if( 0 == (15 & (p_source->p[Y_PLANE].i_pitch|p_dest->p->i_pitch|
361 ((intptr_t)p_line|(intptr_t)p_y))) )
363 /* use faster SSE2 aligned fetch and store */
364 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
366 for( i_x = p_filter->fmt_in.video.i_width / 16 ; i_x-- ; )
368 SSE2_CALL( SSE2_YUV422_UYVY_ALIGNED );
370 for( i_x = ( p_filter->fmt_in.video.i_width % 16 ) / 2; i_x-- ; )
372 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
374 p_y += i_source_margin;
375 p_u += i_source_margin_c;
376 p_v += i_source_margin_c;
377 p_line += i_dest_margin;
381 /* use slower SSE2 unaligned fetch and store */
382 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
384 for( i_x = p_filter->fmt_in.video.i_width / 16 ; i_x-- ; )
386 SSE2_CALL( SSE2_YUV422_UYVY_UNALIGNED );
388 for( i_x = ( p_filter->fmt_in.video.i_width % 16 ) / 2; i_x-- ; )
390 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
392 p_y += i_source_margin;
393 p_u += i_source_margin_c;
394 p_v += i_source_margin_c;
395 p_line += i_dest_margin;
402 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
404 for( i_x = p_filter->fmt_in.video.i_width / 8 ; i_x-- ; )
406 #if defined (MODULE_NAME_IS_i422_yuy2)
407 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
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 #elif defined (MODULE_NAME_IS_i422_yuy2_mmx)
412 MMX_CALL( MMX_YUV422_UYVY );
415 for( i_x = ( p_filter->fmt_in.video.i_width % 8 ) / 2; i_x-- ; )
417 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
419 p_y += i_source_margin;
420 p_u += i_source_margin_c;
421 p_v += i_source_margin_c;
422 p_line += i_dest_margin;
424 #if defined (MODULE_NAME_IS_i422_yuy2_mmx)
431 /*****************************************************************************
432 * I422_IUYV: planar YUV 4:2:2 to interleaved packed IUYV 4:2:2
433 *****************************************************************************/
434 static void I422_IUYV( filter_t *p_filter, picture_t *p_source,
437 VLC_UNUSED(p_source); VLC_UNUSED(p_dest);
439 msg_Err( p_filter, "I422_IUYV unimplemented, please harass <sam@zoy.org>" );
442 /*****************************************************************************
443 * I422_cyuv: planar YUV 4:2:2 to upside-down packed UYVY 4:2:2
444 *****************************************************************************/
445 static void I422_cyuv( filter_t *p_filter, picture_t *p_source,
448 uint8_t *p_line = p_dest->p->p_pixels + p_dest->p->i_visible_lines * p_dest->p->i_pitch;
449 uint8_t *p_y = p_source->Y_PIXELS;
450 uint8_t *p_u = p_source->U_PIXELS;
451 uint8_t *p_v = p_source->V_PIXELS;
455 const int i_source_margin = p_source->p[0].i_pitch
456 - p_source->p[0].i_visible_pitch;
457 const int i_source_margin_c = p_source->p[1].i_pitch
458 - p_source->p[1].i_visible_pitch;
459 const int i_dest_margin = p_dest->p->i_pitch
460 - p_dest->p->i_visible_pitch;
462 #if defined (MODULE_NAME_IS_i422_yuy2_sse2)
464 if( 0 == (15 & (p_source->p[Y_PLANE].i_pitch|p_dest->p->i_pitch|
465 ((intptr_t)p_line|(intptr_t)p_y))) )
467 /* use faster SSE2 aligned fetch and store */
468 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
470 p_line -= 2 * p_dest->p->i_pitch;
472 for( i_x = p_filter->fmt_in.video.i_width / 16 ; i_x-- ; )
474 SSE2_CALL( SSE2_YUV422_UYVY_ALIGNED );
476 for( i_x = ( p_filter->fmt_in.video.i_width % 16 ) / 2; i_x-- ; )
478 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
480 p_y += i_source_margin;
481 p_u += i_source_margin_c;
482 p_v += i_source_margin_c;
483 p_line += i_dest_margin;
487 /* use slower SSE2 unaligned fetch and store */
488 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
490 p_line -= 2 * p_dest->p->i_pitch;
492 for( i_x = p_filter->fmt_in.video.i_width / 16 ; i_x-- ; )
494 SSE2_CALL( SSE2_YUV422_UYVY_UNALIGNED );
496 for( i_x = ( p_filter->fmt_in.video.i_width % 16 ) / 2; i_x-- ; )
498 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
500 p_y += i_source_margin;
501 p_u += i_source_margin_c;
502 p_v += i_source_margin_c;
503 p_line += i_dest_margin;
510 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
512 for( i_x = p_filter->fmt_in.video.i_width / 8 ; i_x-- ; )
514 p_line -= 2 * p_dest->p->i_pitch;
516 #if defined (MODULE_NAME_IS_i422_yuy2)
517 C_YUV422_UYVY( p_line, p_y, p_u, p_v );
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 #elif defined (MODULE_NAME_IS_i422_yuy2_mmx)
522 MMX_CALL( MMX_YUV422_UYVY );
525 p_y += i_source_margin;
526 p_u += i_source_margin_c;
527 p_v += i_source_margin_c;
528 p_line += i_dest_margin;
530 #if defined (MODULE_NAME_IS_i422_yuy2_mmx)
532 #elif defined (MODULE_NAME_IS_i422_yuy2_sse2)
539 /*****************************************************************************
540 * I422_Y211: planar YUV 4:2:2 to packed YUYV 2:1:1
541 *****************************************************************************/
542 #if defined (MODULE_NAME_IS_i422_yuy2)
543 static void I422_Y211( filter_t *p_filter, picture_t *p_source,
546 uint8_t *p_line = p_dest->p->p_pixels + p_dest->p->i_visible_lines * p_dest->p->i_pitch;
547 uint8_t *p_y = p_source->Y_PIXELS;
548 uint8_t *p_u = p_source->U_PIXELS;
549 uint8_t *p_v = p_source->V_PIXELS;
553 for( i_y = p_filter->fmt_in.video.i_height ; i_y-- ; )
555 for( i_x = p_filter->fmt_in.video.i_width / 8 ; i_x-- ; )
557 C_YUV422_Y211( p_line, p_y, p_u, p_v );
558 C_YUV422_Y211( p_line, p_y, p_u, p_v );