1 /*****************************************************************************
2 * xvmc.c : XVMC plugin for vlc
3 *****************************************************************************
4 * Copyright (C) 1998-2001 VideoLAN
7 * Authors: Shane Harper <shanegh@optusnet.com.au>
8 * Vincent Seguin <seguin@via.ecp.fr>
9 * Samuel Hocevar <sam@zoy.org>
10 * David Kennedy <dkennedy@tinytoad.com>
11 * Jean-Paul Saman <jpsaman _at_ videolan _dot_ org>
13 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by
15 * the Free Software Foundation; either version 2 of the License, or
16 * (at your option) any later version.
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
26 *****************************************************************************/
28 /*****************************************************************************
30 *****************************************************************************/
33 #include <vlc_interface.h>
37 #ifdef HAVE_MACHINE_PARAM_H
39 # include <machine/param.h>
40 # include <sys/types.h> /* typedef ushort */
45 # include <netinet/in.h> /* BSD: struct in_addr */
49 # include <sys/shm.h> /* shmget(), shmctl() */
54 #include <X11/Xutil.h>
55 #include <X11/keysym.h>
57 # include <X11/extensions/XShm.h>
59 #ifdef DPMSINFO_IN_DPMS_H
60 # include <X11/extensions/dpms.h>
63 #include <X11/extensions/Xv.h>
64 #include <X11/extensions/Xvlib.h>
65 #include <X11/extensions/vldXvMC.h>
67 #include "../../codec/xxmc/accel_xvmc.h"
69 #include "../../codec/spudec/spudec.h"
72 /* picture structure */
74 #define BOTTOM_FIELD 2
75 #define FRAME_PICTURE 3
77 /* picture coding type */
83 /*****************************************************************************
85 *****************************************************************************/
86 extern int E_(Activate) ( vlc_object_t * );
87 extern void E_(Deactivate) ( vlc_object_t * );
89 /*****************************************************************************
91 *****************************************************************************/
92 #define ADAPTOR_TEXT N_("XVMC adaptor number")
93 #define ADAPTOR_LONGTEXT N_( \
94 "If you graphics card provides several adaptors, this option allows you " \
95 "to choose which one will be used (you shouldn't have to change this).")
97 #define ALT_FS_TEXT N_("Alternate fullscreen method")
98 #define ALT_FS_LONGTEXT N_( \
99 "There are two ways to make a fullscreen window, unfortunately each one " \
100 "has its drawbacks.\n" \
101 "1) Let the window manager handle your fullscreen window (default), but " \
102 "things like taskbars will likely show on top of the video.\n" \
103 "2) Completely bypass the window manager, but then nothing will be able " \
104 "to show on top of the video.")
106 #define DISPLAY_TEXT N_("X11 display name")
107 #define DISPLAY_LONGTEXT N_( \
108 "Specify the X11 hardware display you want to use. By default VLC will " \
109 "use the value of the DISPLAY environment variable.")
111 #define CHROMA_TEXT N_("XVimage chroma format")
112 #define CHROMA_LONGTEXT N_( \
113 "Force the XVideo renderer to use a specific chroma format instead of " \
114 "trying to improve performances by using the most efficient one.")
116 #define SHM_TEXT N_("Use shared memory")
117 #define SHM_LONGTEXT N_( \
118 "Use shared memory to communicate between VLC and the X server.")
120 #define SCREEN_TEXT N_("Screen to be used for fullscreen mode.")
121 #define SCREEN_LONGTEXT N_( \
122 "Choose the screen you want to use in fullscreen mode. For instance " \
123 "set it to 0 for first screen, 1 for the second.")
125 #define MODE_TEXT N_("Deinterlace mode")
126 #define MODE_LONGTEXT N_("You can choose the default deinterlace mode")
128 #define CROP_TEXT N_("Crop")
129 #define CROP_LONGTEXT N_("You can choose the crop style to apply.")
132 set_shortname( "XVMC" );
133 add_string( "xvmc-display", NULL, NULL, DISPLAY_TEXT, DISPLAY_LONGTEXT, VLC_TRUE );
134 add_integer( "xvmc-adaptor", -1, NULL, ADAPTOR_TEXT, ADAPTOR_LONGTEXT, VLC_TRUE );
135 add_bool( "xvmc-altfullscreen", 0, NULL, ALT_FS_TEXT, ALT_FS_LONGTEXT, VLC_TRUE );
136 add_string( "xvmc-chroma", NULL, NULL, CHROMA_TEXT, CHROMA_LONGTEXT, VLC_TRUE );
137 #ifdef HAVE_SYS_SHM_H
138 add_bool( "xvmc-shm", 1, NULL, SHM_TEXT, SHM_LONGTEXT, VLC_TRUE );
141 add_integer ( "xvmc-xineramascreen", 0, NULL, SCREEN_TEXT, SCREEN_LONGTEXT, VLC_TRUE );
143 add_string( "xvmc-deinterlace-mode", "bob", NULL, MODE_TEXT, MODE_LONGTEXT, VLC_FALSE );
144 add_string( "xvmc-crop-style", "eq", NULL, CROP_TEXT, CROP_LONGTEXT, VLC_FALSE );
146 set_description( _("XVMC extension video output") );
147 set_capability( "video output", 160 );
148 set_callbacks( E_(Activate), E_(Deactivate) );
151 /* following functions are local */
153 static unsigned accel_priority[] = {
157 #define NUM_ACCEL_PRIORITY (sizeof(accel_priority)/sizeof(accel_priority[0]))
160 * Additional thread safety, since the plugin may decide to destroy a context
161 * while it's surfaces are still active in the video-out loop.
162 * When / If XvMC libs are reasonably thread-safe, the locks can be made
163 * more efficient by allowing multiple threads in that do not destroy
164 * the context or surfaces that may be active in other threads.
167 static void init_context_lock( context_lock_t *c )
169 pthread_cond_init(&c->cond,NULL);
170 pthread_mutex_init(&c->mutex,NULL);
174 void free_context_lock( context_lock_t *c )
176 pthread_mutex_destroy(&c->mutex);
177 pthread_cond_destroy(&c->cond);
180 void xvmc_context_reader_lock( context_lock_t *c )
182 pthread_mutex_lock(&c->mutex);
184 pthread_mutex_unlock(&c->mutex);
187 void xvmc_context_reader_unlock( context_lock_t *c )
189 pthread_mutex_lock(&c->mutex);
190 if (c->num_readers > 0) {
191 if (--(c->num_readers) == 0) {
192 pthread_cond_broadcast(&c->cond);
195 pthread_mutex_unlock(&c->mutex);
198 void xvmc_context_writer_lock( context_lock_t *c )
200 pthread_mutex_lock(&c->mutex);
201 while(c->num_readers) {
202 pthread_cond_wait( &c->cond, &c->mutex );
206 void xvmc_context_writer_unlock( context_lock_t *c )
208 pthread_mutex_unlock( &c->mutex );
211 void clear_xx44_palette( xx44_palette_t *p )
214 uint32_t *cluts = p->cluts;
215 int *ids = p->lookup_cache;
220 i = 2*OVL_PALETTE_SIZE;
226 static void init_xx44_palette( xx44_palette_t *p, unsigned num_entries )
228 p->size = (num_entries > XX44_PALETTE_SIZE) ?
229 XX44_PALETTE_SIZE : num_entries;
232 static void dispose_xx44_palette(xx44_palette_t *p)
237 static void colorToPalette( const uint32_t *icolor, unsigned char *palette_p,
238 unsigned num_xvmc_components, char *xvmc_components )
240 const clut_t *color = (const clut_t *) icolor;
243 for (i=0; i<num_xvmc_components; ++i)
245 switch(xvmc_components[i])
247 case 'V': *palette_p = color->cr; break;
248 case 'U': *palette_p = color->cb; break;
250 default: *palette_p = color->y; break;
257 void xx44_to_xvmc_palette( const xx44_palette_t *p,unsigned char *xvmc_palette,
258 unsigned first_xx44_entry, unsigned num_xx44_entries,
259 unsigned num_xvmc_components, char *xvmc_components )
262 const uint32_t *cluts = p->cluts + first_xx44_entry;
264 for( i=0; i<num_xx44_entries; ++i )
266 if( (cluts - p->cluts) < p->size )
268 colorToPalette( cluts++, xvmc_palette,
269 num_xvmc_components, xvmc_components );
270 xvmc_palette += num_xvmc_components;
275 static int xx44_paletteIndex( xx44_palette_t *p, int color, uint32_t clut )
278 uint32_t *cluts = p->cluts;
281 if( (tmp = p->lookup_cache[color]) >= 0 )
283 if (cluts[tmp] == clut)
286 for (i=0; i<p->max_used; ++i)
288 if (*cluts++ == clut) {
289 p->lookup_cache[color] = i;
290 return p->lookup_cache[color];
294 if( p->max_used == (p->size -1) )
296 //printf("video_out: Warning! Out of xx44 palette colors!\n");
299 p->cluts[p->max_used] = clut;
300 p->lookup_cache[color] = p->max_used++;
301 return p->lookup_cache[color];
304 static void memblend_xx44( uint8_t *mem, uint8_t val,
305 size_t size, uint8_t mask )
307 uint8_t masked_val = val & mask;
314 if( (*mem & mask) <= masked_val )
320 void blend_xx44( uint8_t *dst_img, subpicture_t *sub_img,
321 int dst_width, int dst_height, int dst_pitch,
322 xx44_palette_t *palette, int ia44 )
330 uint8_t norm_pixel,clip_pixel;
336 uint16_t *p_source = NULL;
337 uint16_t i_colprecomp, i_destalpha;
342 src_width = sub_img->i_width;
343 src_height = sub_img->i_height;
344 x_off = sub_img->i_x;
345 y_off = sub_img->i_y;
346 alphamask = (ia44) ? 0x0F : 0xF0;
347 p_source = (uint16_t *)sub_img->p_sys->p_data;
348 i_colprecomp, i_destalpha;
350 dst_y = dst_img + dst_pitch*y_off + x_off;
352 if( (x_off + sub_img->i_width) <= dst_width )
353 clip_right = sub_img->i_width;
355 clip_right = dst_width - x_off;
357 if ((src_height + y_off) > dst_height)
358 src_height = dst_height - y_off;
360 for (y = 0; y < src_height; y++)
362 mask = !( (y < sub_img->p_sys->i_y_start) ||
363 (y >= sub_img->p_sys->i_y_end) );
366 for (x = 0; x < src_width;)
368 i_color = *p_source & 0x3;
369 i_len = *p_source++ >> 2;
371 if( (i_len > 0) && ((x+i_len) <= src_width) )
373 /* Get the RLE part, then draw the line */
374 uint32_t color = (sub_img->p_sys->pi_yuv[i_color][0] << 16) |
375 (sub_img->p_sys->pi_yuv[i_color][1] << 0) |
376 (sub_img->p_sys->pi_yuv[i_color][2] << 8);
378 norm_pixel = (uint8_t)(
379 (xx44_paletteIndex( palette,i_color, color ) << 4) |
380 (sub_img->p_sys->pi_alpha[i_color] & 0x0F) );
381 clip_pixel = (uint8_t)(
382 (xx44_paletteIndex( palette,i_color + OVL_PALETTE_SIZE,
383 sub_img->p_sys->pi_yuv[i_color][0] ) << 4) |
384 (sub_img->p_sys->pi_alpha[i_color] & 0x0F));
388 norm_pixel = ((norm_pixel & 0x0F) << 4) | ((norm_pixel & 0xF0) >> 4);
389 clip_pixel = ((clip_pixel & 0x0F) << 4) | ((clip_pixel & 0xF0) >> 4);
393 if( x < sub_img->p_sys->i_x_start )
395 if( (x + i_len) <= sub_img->p_sys->i_x_start )
397 memblend_xx44( dst, norm_pixel, i_len, alphamask );
402 memblend_xx44( dst, norm_pixel,
403 sub_img->p_sys->i_x_start - x,
405 dst += sub_img->p_sys->i_x_start - x;
406 i_len -= sub_img->p_sys->i_x_start - x;
407 if( i_len <= (sub_img->p_sys->i_x_end -
408 sub_img->p_sys->i_x_start) )
410 memblend_xx44( dst, clip_pixel,
416 memblend_xx44( dst, clip_pixel,
417 sub_img->p_sys->i_x_end -
418 sub_img->p_sys->i_x_start,
420 dst += (sub_img->p_sys->i_x_end -
421 sub_img->p_sys->i_x_start);
422 i_len -= (sub_img->p_sys->i_x_end -
423 sub_img->p_sys->i_x_start);
424 memblend_xx44( dst, norm_pixel,
430 else if( x < sub_img->p_sys->i_x_end )
432 if( i_len <= (sub_img->p_sys->i_x_end - x) )
434 memblend_xx44( dst, clip_pixel, i_len, alphamask);
439 memblend_xx44( dst, clip_pixel,
440 sub_img->p_sys->i_x_end - x,
442 dst += (sub_img->p_sys->i_x_end - x);
443 i_len -= (sub_img->p_sys->i_x_end - x);
444 memblend_xx44( dst, norm_pixel, i_len, alphamask);
450 memblend_xx44( dst, norm_pixel, i_len, alphamask );
456 memblend_xx44( dst, norm_pixel, i_len, alphamask );
470 int xxmc_xvmc_surface_valid( vout_thread_t *p_vout, XvMCSurface *surf )
472 xvmc_surface_handler_t *handler = &p_vout->p_sys->xvmc_surf_handler;
473 unsigned int index = surf - handler->surfaces;
476 if (index >= XVMC_MAX_SURFACES)
478 pthread_mutex_lock(&handler->mutex);
479 ret = handler->surfValid[index];
480 pthread_mutex_unlock(&handler->mutex);
484 static void xxmc_xvmc_dump_subpictures( vout_thread_t *p_vout )
487 xvmc_surface_handler_t *handler = &p_vout->p_sys->xvmc_surf_handler;
489 for( i=0; i < XVMC_MAX_SUBPICTURES; ++i )
491 msg_Dbg( p_vout, "handler in use %d, valid %d",
492 handler->subInUse[i],
493 handler->subValid[i]);
497 XvMCSubpicture *xxmc_xvmc_alloc_subpicture( vout_thread_t *p_vout,
498 XvMCContext *context, unsigned short width,
499 unsigned short height, int xvimage_id )
502 xvmc_surface_handler_t *handler = &p_vout->p_sys->xvmc_surf_handler;
505 pthread_mutex_lock(&handler->mutex);
506 /* xxmc_xvmc_dump_subpictures(p_vout); */
507 for( i=0; i<XVMC_MAX_SUBPICTURES; ++i )
509 if( handler->subValid[i] && !handler->subInUse[i] )
511 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
512 if( XvMCGetSubpictureStatus( p_vout->p_sys->p_display,
513 handler->subpictures + i,
516 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
519 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
520 if( status & XVMC_DISPLAYING )
522 handler->subInUse[i] = 1;
523 /* xxmc_xvmc_dump_subpictures(p_vout); */
524 pthread_mutex_unlock(&handler->mutex);
525 return (handler->subpictures + i);
528 for (i=0; i<XVMC_MAX_SUBPICTURES; ++i)
530 if( !handler->subInUse[i] )
532 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
533 if( Success != XvMCCreateSubpicture( p_vout->p_sys->p_display,
535 handler->subpictures + i,
536 width, height, xvimage_id ) )
538 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
539 pthread_mutex_unlock( &handler->mutex );
542 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
543 msg_Dbg( p_vout, "video_out_xxmc: created subpicture %d\n", i );
544 handler->subInUse[i] = 1;
545 handler->subValid[i] = 1;
546 pthread_mutex_unlock( &handler->mutex );
547 return (handler->subpictures + i);
550 pthread_mutex_unlock( &handler->mutex );
554 void xxmc_xvmc_free_subpicture( vout_thread_t *p_vout, XvMCSubpicture *sub )
556 xvmc_surface_handler_t *handler = &p_vout->p_sys->xvmc_surf_handler;
557 unsigned int index = sub - handler->subpictures;
559 if( index >= XVMC_MAX_SUBPICTURES )
562 pthread_mutex_lock( &handler->mutex );
563 handler->subInUse[index] = 0;
564 /* xxmc_xvmc_dump_subpictures(p_vout); */
565 pthread_mutex_unlock( &handler->mutex );
568 static void xxmc_xvmc_surface_handler_construct( vout_thread_t *p_vout )
571 xvmc_surface_handler_t *handler = &p_vout->p_sys->xvmc_surf_handler;
573 pthread_mutex_init( &handler->mutex, NULL );
574 for( i=0; i<XVMC_MAX_SURFACES; ++i )
576 handler->surfInUse[i] = 0;
577 handler->surfValid[i] = 0;
579 for( i=0; i<XVMC_MAX_SUBPICTURES; ++i )
581 handler->subInUse[i] = 0;
582 handler->subValid[i] = 0;
586 static void xxmc_xvmc_dump_surfaces( vout_thread_t *p_vout )
589 xvmc_surface_handler_t *handler = &p_vout->p_sys->xvmc_surf_handler;
591 for (i=0; i<XVMC_MAX_SURFACES; ++i)
593 msg_Dbg(p_vout, "surfaces in use %d, valid %d;",
594 handler->surfInUse[i],
595 handler->surfValid[i]);
599 void xxmc_xvmc_free_surface( vout_thread_t *p_vout, XvMCSurface *surf )
601 xvmc_surface_handler_t *handler = &p_vout->p_sys->xvmc_surf_handler;
602 unsigned int index = 0;
604 index = (surf - handler->surfaces);
606 if (index < XVMC_MAX_SURFACES)
608 pthread_mutex_lock(&handler->mutex);
609 msg_Dbg( p_vout,"free surface %d",index );
610 handler->surfInUse[index]--;
611 xxmc_xvmc_dump_surfaces(p_vout);
612 pthread_mutex_unlock(&handler->mutex);
616 int checkXvMCCap( vout_thread_t *p_vout )
622 XvMCSurfaceInfo *surfaceInfo =NULL;
623 XvMCSurfaceInfo *curInfo = NULL;
625 xvmc_capabilities_t *curCap = NULL;
626 XvImageFormatValues *formatValues = NULL;
628 i_xvport = p_vout->p_sys->i_xvport;
629 p_vout->p_sys->xvmc_cap = 0;
631 init_context_lock( &p_vout->p_sys->xvmc_lock );
632 xvmc_context_writer_lock( &p_vout->p_sys->xvmc_lock );
634 p_vout->p_sys->old_subpic = NULL;
635 p_vout->p_sys->new_subpic = NULL;
636 p_vout->p_sys->contextActive = 0;
637 p_vout->p_sys->subImage = NULL;
638 p_vout->p_sys->hwSubpictures = 0;
639 p_vout->p_sys->xvmc_palette = NULL;
641 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
643 if( !XvMCQueryExtension( p_vout->p_sys->p_display,
644 &p_vout->p_sys->xvmc_eventbase,
645 &p_vout->p_sys->xvmc_errbase ) )
647 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
648 xvmc_context_writer_unlock( &p_vout->p_sys->xvmc_lock );
651 msg_Dbg( p_vout,"XvMC extension found" );
653 surfaceInfo = XvMCListSurfaceTypes(p_vout->p_sys->p_display, i_xvport, &numSurf);
656 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
657 xvmc_context_writer_unlock( &p_vout->p_sys->xvmc_lock );
661 p_vout->p_sys->xvmc_cap =
662 (xvmc_capabilities_t *) malloc( numSurf *
663 sizeof(xvmc_capabilities_t) );
664 if( !p_vout->p_sys->xvmc_cap )
666 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
667 xvmc_context_writer_unlock( &p_vout->p_sys->xvmc_lock );
671 p_vout->p_sys->xvmc_num_cap = numSurf;
672 curInfo = surfaceInfo;
673 curCap = p_vout->p_sys->xvmc_cap;
675 msg_Dbg( p_vout,"found %d XvMC surface types", numSurf );
677 for( i=0; i< numSurf; ++i )
679 curCap->mpeg_flags = 0;
680 curCap->accel_flags = 0;
681 if( curInfo->chroma_format == XVMC_CHROMA_FORMAT_420 )
683 curCap->mpeg_flags |= ((curInfo->mc_type & XVMC_MPEG_1) ?
684 VLC_XVMC_MPEG_1 : 0);
685 curCap->mpeg_flags |= ((curInfo->mc_type & XVMC_MPEG_2) ?
686 VLC_XVMC_MPEG_2 : 0);
687 curCap->mpeg_flags |= ((curInfo->mc_type & XVMC_MPEG_4) ?
688 VLC_XVMC_MPEG_4 : 0);
689 curCap->accel_flags |= ((curInfo->mc_type & XVMC_VLD) ?
690 VLC_XVMC_ACCEL_VLD : 0);
691 curCap->accel_flags |= ((curInfo->mc_type & XVMC_IDCT) ?
692 VLC_XVMC_ACCEL_IDCT : 0);
693 curCap->accel_flags |= ((curInfo->mc_type & (XVMC_VLD | XVMC_IDCT)) ?
694 0 : VLC_XVMC_ACCEL_MOCOMP);
695 curCap->max_width = curInfo->max_width;
696 curCap->max_height = curInfo->max_height;
697 curCap->sub_max_width = curInfo->subpicture_max_width;
698 curCap->sub_max_height = curInfo->subpicture_max_height;
699 curCap->flags = curInfo->flags;
701 msg_Dbg (p_vout, "surface type %d: Max size: %d %d.",
702 i, curCap->max_width, curCap->max_height);
703 msg_Dbg (p_vout, "surface subtype %d: Max subpic size: %d %d.",
704 i, curCap->sub_max_width, curCap->sub_max_height);
706 curCap->type_id = curInfo->surface_type_id;
707 formatValues = XvMCListSubpictureTypes( p_vout->p_sys->p_display,
711 curCap->subPicType.id = 0;
714 msg_Dbg( p_vout, "surface type %d: found %d XvMC subpicture types",
716 for( j = 0; j<numSub; ++j )
718 if( formatValues[j].id == FOURCC_IA44 )
720 curCap->subPicType = formatValues[j];
722 "surface type %d: detected and using "
723 "IA44 subpicture type.", i );
727 else if( formatValues[j].id == FOURCC_AI44 )
729 curCap->subPicType = formatValues[j];
731 "surface type %d: detected AI44 "
732 "subpicture type.", i );
744 * Try to create a direct rendering context. This will fail if we are not
745 * on the displaying computer or an indirect context is not available.
747 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
748 curCap = p_vout->p_sys->xvmc_cap;
749 if( Success == XvMCCreateContext( p_vout->p_sys->p_display, i_xvport,
755 p_vout->p_sys->context_flags = XVMC_DIRECT;
757 else if( Success == XvMCCreateContext( p_vout->p_sys->p_display, i_xvport,
763 p_vout->p_sys->context_flags = 0;
767 if( p_vout->p_sys->xvmc_cap )
768 free( p_vout->p_sys->xvmc_cap );
769 p_vout->p_sys->xvmc_cap = NULL;
770 msg_Err( p_vout, "use of direct XvMC context on a remote display failed"
771 " falling back to XV." );
772 xvmc_context_writer_unlock( &p_vout->p_sys->xvmc_lock );
775 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
776 XvMCDestroyContext( p_vout->p_sys->p_display, &c );
777 xxmc_xvmc_surface_handler_construct(p_vout );
778 /* p_vout->p_sys->capabilities |= VO_CAP_XXMC; */
779 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
780 init_xx44_palette( &p_vout->p_sys->palette , 0 );
781 p_vout->p_sys->last_accel_request = 0xFFFFFFFF;
782 xvmc_context_writer_unlock( &p_vout->p_sys->xvmc_lock );
786 static int xxmc_setup_subpictures( vout_thread_t *p_vout,
787 unsigned int width, unsigned int height )
789 xvmc_capabilities_t *curCap = NULL;
790 XvMCSubpicture *sp = NULL;
792 if( p_vout->p_sys->contextActive )
794 curCap = p_vout->p_sys->xvmc_cap + p_vout->p_sys->xvmc_cur_cap;
796 if( (width > curCap->sub_max_width) ||
797 (height > curCap->sub_max_height) )
800 if( (p_vout->p_sys->xvmc_backend_subpic =
801 (curCap->flags & XVMC_BACKEND_SUBPICTURE)) )
802 msg_Dbg( p_vout, "using backend subpictures." );
804 if (!p_vout->p_sys->subImage)
806 XLockDisplay( p_vout->p_sys->p_display );
807 msg_Dbg(p_vout, "xxmc_setup_subpictures");
808 #ifdef HAVE_SYS_SHM_H
809 if( p_vout->p_sys->b_shm )
811 /* Create image using XShm extension */
812 p_vout->p_sys->subImage = CreateShmImage( p_vout,
813 p_vout->p_sys->p_display,
814 p_vout->p_sys->i_xvport,
815 curCap->subPicType.id,
816 /* VLC2X11_FOURCC( p_vout->output. i_chroma ), */
817 &p_vout->p_sys->subShmInfo,
818 p_vout->output.i_width,
819 p_vout->output.i_height );
821 #endif /* HAVE_SYS_SHM_H */
822 XUnlockDisplay( p_vout->p_sys->p_display );
823 if( !p_vout->p_sys->subImage )
825 msg_Dbg(p_vout, "failed allocating XvImage for supbictures" );
830 sp = xxmc_xvmc_alloc_subpicture( p_vout, &p_vout->p_sys->context,
832 curCap->subPicType.id );
836 init_xx44_palette( &p_vout->p_sys->palette, sp->num_palette_entries );
837 p_vout->p_sys->xvmc_palette = (char *) malloc( sp->num_palette_entries
839 xxmc_xvmc_free_subpicture( p_vout, sp);
840 if( !p_vout->p_sys->xvmc_pallette )
842 p_vout->p_sys->hwSubpictures = 1;
847 static void xvmc_check_colorkey_properties( vout_thread_t *p_vout )
850 XvAttribute *xvmc_attributes = NULL;
854 * Determine if the context is of "Overlay" type. If so,
855 * check whether we can autopaint.
857 p_vout->p_sys->have_xvmc_autopaint = 0;
858 if( p_vout->p_sys->context_flags & XVMC_OVERLAID_SURFACE )
860 msg_Dbg( p_vout, "check colorkey properties" );
861 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
862 xvmc_attributes = XvMCQueryAttributes( p_vout->p_sys->p_display,
863 &p_vout->p_sys->context,
865 if( xvmc_attributes )
867 for( i = 0; i < num; ++i )
869 if( strncmp( "XV_AUTOPAINT_COLORKEY",
870 xvmc_attributes[i].name,
873 ap = XInternAtom( p_vout->p_sys->p_display,
874 "XV_AUTOPAINT_COLORKEY",
876 XvMCSetAttribute( p_vout->p_sys->p_display,
877 &p_vout->p_sys->context,
879 1 ); /* p_vout->p_sys->props[VO_PROP_AUTOPAINT_COLORKEY].value */
880 p_vout->p_sys->have_xvmc_autopaint = 1;
881 msg_Dbg( p_vout, "has xvmc autopaint" );
885 XFree( xvmc_attributes );
886 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
887 /* p_vout->p_sys->xvmc_xoverlay_type = X11OSD_COLORKEY; */
892 p_vout->p_sys->xvmc_xoverlay_type = X11OSD_SHAPED;
897 static void xxmc_xvmc_destroy_surfaces( vout_thread_t *p_vout )
900 xvmc_surface_handler_t *handler = NULL;
902 handler = &p_vout->p_sys->xvmc_surf_handler;
904 pthread_mutex_lock( &handler->mutex );
905 for( i = 0; i < XVMC_MAX_SURFACES; ++i )
907 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
908 if( handler->surfValid[i] )
910 XvMCFlushSurface( p_vout->p_sys->p_display , handler->surfaces+i);
911 XvMCSyncSurface( p_vout->p_sys->p_display, handler->surfaces+i );
912 XvMCHideSurface( p_vout->p_sys->p_display, handler->surfaces+i );
913 XvMCDestroySurface( p_vout->p_sys->p_display, handler->surfaces+i );
915 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
916 handler->surfValid[i] = 0;
918 pthread_mutex_unlock( &handler->mutex );
921 static void xxmc_xvmc_destroy_subpictures( vout_thread_t *p_vout )
924 xvmc_surface_handler_t *handler = NULL;
926 handler = &p_vout->p_sys->xvmc_surf_handler;
928 pthread_mutex_lock( &handler->mutex );
929 for( i = 0; i < XVMC_MAX_SUBPICTURES; ++i )
931 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
932 if( handler->subValid[i] )
934 XvMCFlushSubpicture( p_vout->p_sys->p_display , handler->subpictures+i);
935 XvMCSyncSubpicture( p_vout->p_sys->p_display, handler->subpictures+i );
936 XvMCDestroySubpicture( p_vout->p_sys->p_display, handler->subpictures+i );
938 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
939 handler->subValid[i] = 0;
941 pthread_mutex_unlock( &handler->mutex );
944 static XvMCSurface *xxmc_xvmc_alloc_surface( vout_thread_t *p_vout,
945 XvMCContext *context )
947 xvmc_surface_handler_t *handler = NULL;
950 handler = &p_vout->p_sys->xvmc_surf_handler;
952 pthread_mutex_lock( &handler->mutex );
953 xxmc_xvmc_dump_surfaces( p_vout );
954 for( i = 0; i < XVMC_MAX_SURFACES; ++i )
956 if( handler->surfValid[i] && !handler->surfInUse[i] )
958 handler->surfInUse[i] = 1;
959 xxmc_xvmc_dump_surfaces( p_vout );
960 pthread_mutex_unlock( &handler->mutex );
961 return (handler->surfaces + i);
964 for( i = 0; i < XVMC_MAX_SURFACES; ++i )
966 if( !handler->surfInUse[i] )
968 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
969 if( Success != XvMCCreateSurface( p_vout->p_sys->p_display
971 handler->surfaces + i) )
973 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
974 pthread_mutex_unlock( &handler->mutex );
977 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
979 msg_Dbg( p_vout, "created surface %d", i );
980 handler->surfInUse[i] = 1;
981 handler->surfValid[i] = 1;
982 pthread_mutex_unlock( &handler->mutex );
983 return (handler->surfaces + i);
986 pthread_mutex_unlock( &handler->mutex );
990 void xxmc_dispose_context( vout_thread_t *p_vout )
992 if( p_vout->p_sys->contextActive )
994 if( p_vout->p_sys->xvmc_accel &
995 (VLC_XVMC_ACCEL_MOCOMP | VLC_XVMC_ACCEL_IDCT) )
997 xvmc_macroblocks_t *macroblocks = NULL;
999 macroblocks = &p_vout->p_sys->macroblocks;
1000 XvMCDestroyMacroBlocks( p_vout->p_sys->p_display,
1001 ¯oblocks->macro_blocks );
1002 XvMCDestroyBlocks( p_vout->p_sys->p_display,
1003 ¯oblocks->blocks );
1006 msg_Dbg( p_vout, "freeing up XvMC surfaces and subpictures" );
1007 if( p_vout->p_sys->xvmc_palette )
1008 free( p_vout->p_sys->xvmc_palette );
1009 dispose_xx44_palette( &p_vout->p_sys->palette );
1010 xxmc_xvmc_destroy_subpictures( p_vout );
1011 xxmc_xvmc_destroy_surfaces( p_vout );
1013 msg_Dbg(p_vout, "freeing up XvMC Context.");
1014 XLockDisplay( p_vout->p_sys->p_display );
1015 if( p_vout->p_sys->subImage )
1017 XFree( p_vout->p_sys->subImage );
1018 p_vout->p_sys->subImage = NULL;
1020 p_vout->p_sys->subImage = NULL;
1021 XUnlockDisplay( p_vout->p_sys->p_display );
1022 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
1023 XvMCDestroyContext( p_vout->p_sys->p_display,
1024 &p_vout->p_sys->context );
1025 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
1026 p_vout->p_sys->contextActive = 0;
1027 p_vout->p_sys->hwSubpictures = 0;
1028 p_vout->p_sys->xvmc_accel = 0;
1032 static int xxmc_find_context( vout_thread_t *p_vout, vlc_xxmc_t *xxmc,
1033 unsigned int width, unsigned int height )
1036 vlc_bool_t found = VLC_FALSE;
1037 xvmc_capabilities_t *curCap = NULL;
1038 unsigned int request_mpeg_flags, request_accel_flags;
1040 request_mpeg_flags = xxmc->mpeg;
1041 for( k = 0; k < NUM_ACCEL_PRIORITY; ++k )
1043 request_accel_flags = xxmc->acceleration & accel_priority[k];
1044 if( !request_accel_flags )
1047 curCap = p_vout->p_sys->xvmc_cap;
1048 for( i =0; i < p_vout->p_sys->xvmc_num_cap; ++i )
1050 msg_Dbg( p_vout, "surface type %d, capabilities 0x%8x 0x%8x",
1053 curCap->accel_flags );
1054 msg_Dbg( p_vout, "fequests: 0x%8x 0x%8x",
1056 request_accel_flags );
1057 if( ( (curCap->mpeg_flags & request_mpeg_flags) == request_mpeg_flags) &&
1058 (curCap->accel_flags & request_accel_flags) &&
1059 (width <= curCap->max_width) &&
1060 (height <= curCap->max_height) )
1069 p_vout->p_sys->xvmc_cur_cap = i;
1075 p_vout->p_sys->xvmc_accel = request_accel_flags;
1076 p_vout->p_sys->unsigned_intra = (curCap->flags & XVMC_INTRA_UNSIGNED);
1079 p_vout->p_sys->xvmc_accel = 0;
1083 static int xxmc_create_context( vout_thread_t *p_vout,
1084 unsigned int width, unsigned int height )
1086 xvmc_capabilities_t *curCap = NULL;
1088 curCap = p_vout->p_sys->xvmc_cap + p_vout->p_sys->xvmc_cur_cap;
1090 msg_Dbg( p_vout, "creating new XvMC context %d", curCap->type_id );
1092 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
1093 if( Success == XvMCCreateContext( p_vout->p_sys->p_display,
1094 p_vout->p_sys->i_xvport,
1098 p_vout->p_sys->context_flags,
1099 &p_vout->p_sys->context ) )
1101 p_vout->p_sys->xvmc_mpeg = curCap->mpeg_flags;
1102 p_vout->p_sys->xvmc_width = width;
1103 p_vout->p_sys->xvmc_height = height;
1104 p_vout->p_sys->contextActive = 1;
1106 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
1107 return p_vout->p_sys->contextActive;
1110 static void xvmc_flushsync(picture_t *picture)
1112 vout_thread_t *p_vout = picture->p_sys->p_vout;
1114 xvmc_context_reader_lock( &p_vout->p_sys->xvmc_lock );
1116 if( ! xxmc_xvmc_surface_valid( p_vout, picture->p_sys->xvmc_surf)) {
1117 msg_Dbg(p_vout, "xvmc_flushsync 1 : %d", picture->p_sys->xxmc_data.result );
1118 picture->p_sys->xxmc_data.result = 128;
1119 xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1123 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
1124 picture->p_sys->xxmc_data.result =
1125 XvMCFlushSurface( p_vout->p_sys->p_display,
1126 picture->p_sys->xvmc_surf );
1127 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
1128 xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1131 static void xvmc_flush(picture_t *picture)
1133 vout_thread_t *p_vout = picture->p_sys->p_vout;
1135 xvmc_context_reader_lock( &p_vout->p_sys->xvmc_lock );
1137 if ( !xxmc_xvmc_surface_valid( p_vout, picture->p_sys->xvmc_surf ) )
1139 msg_Dbg(p_vout, "xvmc flush 1 : %d", picture->p_sys->xxmc_data.result );
1140 picture->p_sys->xxmc_data.result = 128;
1141 xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1145 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
1146 picture->p_sys->xxmc_data.result =
1147 XvMCFlushSurface( p_vout->p_sys->p_display,
1148 picture->p_sys->xvmc_surf );
1149 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
1150 xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1153 static int xxmc_frame_updates( vout_thread_t *p_vout, picture_t *picture )
1155 vlc_xxmc_t *xxmc = &picture->p_sys->xxmc_data;
1158 * If we have changed context since the surface was updated, xvmc_surf
1159 * is either NULL or invalid. If it is invalid. Set it to NULL.
1160 * Also if there are other users of this surface, deregister our use of
1161 * it and later try to allocate a new, fresh one.
1164 if( picture->p_sys->xvmc_surf )
1166 if( !xxmc_xvmc_surface_valid( p_vout, picture->p_sys->xvmc_surf ) )
1168 xxmc_xvmc_free_surface( p_vout , picture->p_sys->xvmc_surf );
1169 picture->p_sys->xvmc_surf = NULL;
1173 if( picture->p_sys->p_image )
1175 memset( picture->p_sys->p_image->data, 0,
1176 picture->p_sys->p_image->width
1177 * picture->p_sys->p_image->height );
1181 * If it is NULL create a new surface.
1183 if( !picture->p_sys->xvmc_surf )
1185 picture->p_sys->xvmc_surf = xxmc_xvmc_alloc_surface( p_vout,
1186 &p_vout->p_sys->context );
1187 if( !picture->p_sys->xvmc_surf )
1189 msg_Err( p_vout, "accelerated surface allocation failed.\n"
1190 " You are probably out of framebuffer memory.\n"
1191 " Falling back to software decoding." );
1192 p_vout->p_sys->xvmc_accel = 0;
1193 xxmc_dispose_context( p_vout );
1194 return VLC_EGENERIC;
1197 xxmc->acceleration = p_vout->p_sys->xvmc_accel;
1199 xxmc->proc_xxmc_flush = xvmc_flush;
1200 xxmc->proc_xxmc_flushsync = xvmc_flushsync;
1201 xxmc->xvmc.proc_macro_block = NULL;
1203 frame->vo_frame.proc_duplicate_frame_data = xxmc_duplicate_frame_data;
1205 xxmc->proc_xxmc_begin = xvmc_vld_frame;
1206 xxmc->proc_xxmc_slice = xvmc_vld_slice;
1210 static int xxmc_xvmc_update_context( vout_thread_t *p_vout,
1211 picture_t *picture, uint32_t width, uint32_t height )
1213 vlc_xxmc_t *xxmc = &picture->p_sys->xxmc_data;
1216 * Are we at all capable of doing XvMC ?
1218 if( p_vout->p_sys->xvmc_cap == 0 )
1219 return VLC_EGENERIC;
1221 msg_Dbg( p_vout, "new format: need to change XvMC context. "
1222 "width: %d height: %d mpeg: %d acceleration: %d",
1224 xxmc->mpeg, xxmc->acceleration );
1226 if( picture->p_sys->xvmc_surf )
1227 xxmc_xvmc_free_surface( p_vout , picture->p_sys->xvmc_surf );
1228 picture->p_sys->xvmc_surf = NULL;
1230 xxmc_dispose_context( p_vout );
1232 if( xxmc_find_context( p_vout, xxmc, width, height ) )
1234 xxmc_create_context( p_vout, width, height);
1235 xvmc_check_colorkey_properties( p_vout );
1236 xxmc_setup_subpictures(p_vout, width, height);
1239 if( !p_vout->p_sys->contextActive )
1241 msg_Dbg( p_vout, "using software decoding for this stream" );
1242 p_vout->p_sys->xvmc_accel = 0;
1246 msg_Dbg(p_vout, "using hardware decoding for this stream." );
1249 p_vout->p_sys->xvmc_mpeg = xxmc->mpeg;
1250 p_vout->p_sys->xvmc_width = width;
1251 p_vout->p_sys->xvmc_height = height;
1252 return p_vout->p_sys->contextActive;
1256 void xxmc_do_update_frame( picture_t *picture, uint32_t width, uint32_t height,
1257 double ratio, int format, int flags)
1259 vout_thread_t *p_vout = picture->p_sys->p_vout;
1263 picture->p_sys->xxmc_data.decoded = 0;
1264 picture->p_sys->nb_display = 0;
1265 picture->b_force = 0;
1266 vlc_xxmc_t *xxmc = &picture->p_sys->xxmc_data;
1268 xvmc_context_writer_lock( &p_vout->p_sys->xvmc_lock);
1269 if( (p_vout->p_sys->last_accel_request != xxmc->acceleration) ||
1270 (p_vout->p_sys->xvmc_mpeg != xxmc->mpeg) ||
1271 (p_vout->p_sys->xvmc_width != width) ||
1272 (p_vout->p_sys->xvmc_height != height))
1274 p_vout->p_sys->last_accel_request = xxmc->acceleration;
1275 xxmc_xvmc_update_context( p_vout, picture, width, height );
1278 if( p_vout->p_sys->contextActive )
1279 xxmc_frame_updates( p_vout, picture );
1281 if( !p_vout->p_sys->contextActive )
1283 xxmc->acceleration = 0;
1284 xxmc->xvmc.macroblocks = 0;
1288 picture->format.i_chroma = format;
1290 xvmc_context_writer_unlock( &p_vout->p_sys->xvmc_lock);
1292 XvMCGetSurfaceStatus( p_vout->p_sys->p_display,
1293 picture->p_sys->xvmc_surf,
1295 /* Wait a little till frame is being displayed */
1296 while( status & XVMC_DISPLAYING )
1300 XvMCGetSurfaceStatus( p_vout->p_sys->p_display,
1301 picture->p_sys->xvmc_surf,
1311 /* called xlocked */
1312 static void dispose_ximage( vout_thread_t *p_vout, XShmSegmentInfo *shminfo,
1315 # ifdef HAVE_SYS_SHM_H
1316 if( p_vout->p_sys->b_shm )
1318 XShmDetach( p_vout->p_sys->p_display, shminfo );
1320 shmdt( shminfo->shmaddr );
1321 if( shminfo->shmid >= 0 )
1323 shmctl( shminfo->shmid, IPC_RMID, 0 );
1324 shminfo->shmid = -1;
1331 free(myimage->data);
1337 void xvmc_vld_frame( picture_t *picture )
1339 vout_sys_t *p_sys = picture->p_sys;
1340 vout_thread_t *p_vout = p_sys->p_vout;
1341 vlc_vld_frame_t *vft = &(p_sys->xxmc_data.vld_frame);
1342 picture_t *ff = (picture_t *) vft->forward_reference_picture;
1343 picture_t *bf = (picture_t *) vft->backward_reference_picture;
1344 XvMCMpegControl ctl;
1345 XvMCSurface *fs=0, *bs=0;
1348 ctl.BHMV_range = vft->mv_ranges[0][0];
1349 ctl.BVMV_range = vft->mv_ranges[0][1];
1350 ctl.FHMV_range = vft->mv_ranges[1][0];
1351 ctl.FVMV_range = vft->mv_ranges[1][1];
1352 ctl.picture_structure = vft->picture_structure;
1353 ctl.intra_dc_precision = vft->intra_dc_precision;
1354 ctl.picture_coding_type = vft->picture_coding_type;
1355 ctl.mpeg_coding = (vft->mpeg_coding == 0) ? XVMC_MPEG_1 : XVMC_MPEG_2;
1357 ctl.flags |= (vft->progressive_sequence) ? XVMC_PROGRESSIVE_SEQUENCE : 0;
1358 ctl.flags |= (vft->scan) ? XVMC_ALTERNATE_SCAN : XVMC_ZIG_ZAG_SCAN;
1359 ctl.flags |= (vft->pred_dct_frame) ?
1360 XVMC_PRED_DCT_FRAME : XVMC_PRED_DCT_FIELD;
1361 ctl.flags |= (picture->b_top_field_first) ?
1362 XVMC_TOP_FIELD_FIRST : XVMC_BOTTOM_FIELD_FIRST;
1363 ctl.flags |= (vft->concealment_motion_vectors) ?
1364 XVMC_CONCEALMENT_MOTION_VECTORS : 0;
1365 ctl.flags |= (vft->q_scale_type) ? XVMC_Q_SCALE_TYPE : 0;
1366 ctl.flags |= (vft->intra_vlc_format) ? XVMC_INTRA_VLC_FORMAT : 0;
1367 ctl.flags |= (vft->second_field) ? XVMC_SECOND_FIELD : 0;
1370 fs = ff->p_sys->xvmc_surf;
1372 bs = bf->p_sys->xvmc_surf;
1375 * Below is for interlaced streams and second_field.
1377 if( ctl.picture_coding_type == P_TYPE ) /* XVMC_P_PICTURE) */
1378 bs = picture->p_sys->xvmc_surf;
1380 if( (qmx.load_intra_quantiser_matrix = vft->load_intra_quantizer_matrix) )
1382 memcpy( qmx.intra_quantiser_matrix, vft->intra_quantizer_matrix,
1383 sizeof(qmx.intra_quantiser_matrix) );
1385 if( (qmx.load_non_intra_quantiser_matrix =
1386 vft->load_non_intra_quantizer_matrix) )
1388 memcpy( qmx.non_intra_quantiser_matrix, vft->non_intra_quantizer_matrix,
1389 sizeof(qmx.non_intra_quantiser_matrix) );
1391 qmx.load_chroma_intra_quantiser_matrix = 0;
1392 qmx.load_chroma_non_intra_quantiser_matrix = 0;
1393 xvmc_context_reader_lock( &p_vout->p_sys->xvmc_lock );
1395 if( ! xxmc_xvmc_surface_valid( p_vout, picture->p_sys->xvmc_surf) )
1397 picture->p_sys->xxmc_data.result = 128;
1398 xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1402 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
1403 XvMCLoadQMatrix( p_vout->p_sys->p_display, &p_vout->p_sys->context, &qmx );
1405 picture->p_sys->xxmc_data.result =
1406 XvMCBeginSurface( p_vout->p_sys->p_display,
1407 &p_vout->p_sys->context,
1408 picture->p_sys->xvmc_surf,
1410 } while( !picture->p_sys->xxmc_data.result );
1411 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
1412 xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1415 void xvmc_vld_slice( picture_t *picture )
1417 vout_sys_t *p_sys = picture->p_sys;
1418 vout_thread_t *p_vout = p_sys->p_vout;
1420 xvmc_context_reader_lock( &p_vout->p_sys->xvmc_lock );
1421 if( !xxmc_xvmc_surface_valid( p_vout, picture->p_sys->xvmc_surf ) )
1423 picture->p_sys->xxmc_data.result = 128;
1424 xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1425 msg_Err(p_vout, "vld slice error" );
1429 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
1430 picture->p_sys->xxmc_data.result =
1431 XvMCPutSlice2( p_vout->p_sys->p_display,
1432 &p_vout->p_sys->context,
1433 picture->p_sys->xxmc_data.slice_data,
1434 picture->p_sys->xxmc_data.slice_data_size,
1435 picture->p_sys->xxmc_data.slice_code );
1437 if( picture->p_sys->xxmc_data.result != 0 )
1438 msg_Err( p_vout, "vlc slice error %d",
1439 picture->p_sys->xxmc_data.result );
1441 * If CPU-saving mode is enabled, sleep after every xxmc->sleep slice. This will free
1442 * up the cpu while the decoder is working on the slice. The value of xxmc->sleep is calculated
1443 * so that the decoder thread sleeps at most 50% of the frame delay,
1444 * assuming a 2.6 kernel clock of 1000 Hz.
1446 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
1447 xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1449 if( p_vout->p_sys->cpu_save_enabled )
1451 p_vout->p_sys->cpu_saver += 1.;
1452 if( p_vout->p_sys->cpu_saver >= picture->p_sys->xxmc_data.sleep )
1455 p_vout->p_sys->cpu_saver -= picture->p_sys->xxmc_data.sleep;