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 *****************************************************************************/
37 #include <vlc_interface.h>
41 #ifdef HAVE_MACHINE_PARAM_H
43 # include <machine/param.h>
44 # include <sys/types.h> /* typedef ushort */
49 # include <netinet/in.h> /* BSD: struct in_addr */
53 # include <sys/shm.h> /* shmget(), shmctl() */
58 #include <X11/Xutil.h>
59 #include <X11/keysym.h>
61 # include <X11/extensions/XShm.h>
63 #ifdef DPMSINFO_IN_DPMS_H
64 # include <X11/extensions/dpms.h>
67 #include <X11/extensions/Xv.h>
68 #include <X11/extensions/Xvlib.h>
69 #include <X11/extensions/vldXvMC.h>
71 #include "../../codec/xvmc/accel_xvmc.h"
73 #include "../../codec/spudec/spudec.h"
76 /* picture structure */
78 #define BOTTOM_FIELD 2
79 #define FRAME_PICTURE 3
81 /* picture coding type */
87 /*****************************************************************************
89 *****************************************************************************/
90 extern int E_(Activate) ( vlc_object_t * );
91 extern void E_(Deactivate) ( vlc_object_t * );
93 /*****************************************************************************
95 *****************************************************************************/
96 #define ADAPTOR_TEXT N_("XVMC adaptor number")
97 #define ADAPTOR_LONGTEXT N_( \
98 "If you graphics card provides several adaptors, this option allows you " \
99 "to choose which one will be used (you shouldn't have to change this).")
101 #define ALT_FS_TEXT N_("Alternate fullscreen method")
102 #define ALT_FS_LONGTEXT N_( \
103 "There are two ways to make a fullscreen window, unfortunately each one " \
104 "has its drawbacks.\n" \
105 "1) Let the window manager handle your fullscreen window (default), but " \
106 "things like taskbars will likely show on top of the video.\n" \
107 "2) Completely bypass the window manager, but then nothing will be able " \
108 "to show on top of the video.")
110 #define DISPLAY_TEXT N_("X11 display name")
111 #define DISPLAY_LONGTEXT N_( \
112 "Specify the X11 hardware display you want to use. By default VLC will " \
113 "use the value of the DISPLAY environment variable.")
115 #define CHROMA_TEXT N_("XVimage chroma format")
116 #define CHROMA_LONGTEXT N_( \
117 "Force the XVideo renderer to use a specific chroma format instead of " \
118 "trying to improve performances by using the most efficient one.")
120 #define SHM_TEXT N_("Use shared memory")
121 #define SHM_LONGTEXT N_( \
122 "Use shared memory to communicate between VLC and the X server.")
124 #define SCREEN_TEXT N_("Screen to be used for fullscreen mode.")
125 #define SCREEN_LONGTEXT N_( \
126 "Choose the screen you want to use in fullscreen mode. For instance " \
127 "set it to 0 for first screen, 1 for the second.")
129 #define MODE_TEXT N_("Deinterlace mode")
130 #define MODE_LONGTEXT N_("You can choose the default deinterlace mode")
132 #define CROP_TEXT N_("Crop")
133 #define CROP_LONGTEXT N_("You can choose the crop style to apply.")
136 set_shortname( "XVMC" );
137 add_string( "xvmc-display", NULL, NULL, DISPLAY_TEXT, DISPLAY_LONGTEXT, VLC_TRUE );
138 add_integer( "xvmc-adaptor", -1, NULL, ADAPTOR_TEXT, ADAPTOR_LONGTEXT, VLC_TRUE );
139 add_bool( "xvmc-altfullscreen", 0, NULL, ALT_FS_TEXT, ALT_FS_LONGTEXT, VLC_TRUE );
140 add_string( "xvmc-chroma", NULL, NULL, CHROMA_TEXT, CHROMA_LONGTEXT, VLC_TRUE );
141 #ifdef HAVE_SYS_SHM_H
142 add_bool( "xvmc-shm", 1, NULL, SHM_TEXT, SHM_LONGTEXT, VLC_TRUE );
145 add_integer ( "xvmc-xineramascreen", 0, NULL, SCREEN_TEXT, SCREEN_LONGTEXT, VLC_TRUE );
147 add_string( "xvmc-deinterlace-mode", "bob", NULL, MODE_TEXT, MODE_LONGTEXT, VLC_FALSE );
148 add_string( "xvmc-crop-style", "eq", NULL, CROP_TEXT, CROP_LONGTEXT, VLC_FALSE );
150 set_description( _("XVMC extension video output") );
151 set_capability( "video output", 160 );
152 set_callbacks( E_(Activate), E_(Deactivate) );
155 /* following functions are local */
157 static unsigned accel_priority[] = {
161 #define NUM_ACCEL_PRIORITY (sizeof(accel_priority)/sizeof(accel_priority[0]))
164 * Additional thread safety, since the plugin may decide to destroy a context
165 * while it's surfaces are still active in the video-out loop.
166 * When / If XvMC libs are reasonably thread-safe, the locks can be made
167 * more efficient by allowing multiple threads in that do not destroy
168 * the context or surfaces that may be active in other threads.
171 static void init_context_lock( context_lock_t *c )
173 pthread_cond_init(&c->cond,NULL);
174 pthread_mutex_init(&c->mutex,NULL);
178 void free_context_lock( context_lock_t *c )
180 pthread_mutex_destroy(&c->mutex);
181 pthread_cond_destroy(&c->cond);
184 void xvmc_context_reader_lock( context_lock_t *c )
186 pthread_mutex_lock(&c->mutex);
188 pthread_mutex_unlock(&c->mutex);
191 void xvmc_context_reader_unlock( context_lock_t *c )
193 pthread_mutex_lock(&c->mutex);
194 if (c->num_readers > 0) {
195 if (--(c->num_readers) == 0) {
196 pthread_cond_broadcast(&c->cond);
199 pthread_mutex_unlock(&c->mutex);
202 void xvmc_context_writer_lock( context_lock_t *c )
204 pthread_mutex_lock(&c->mutex);
205 while(c->num_readers) {
206 pthread_cond_wait( &c->cond, &c->mutex );
210 void xvmc_context_writer_unlock( context_lock_t *c )
212 pthread_mutex_unlock( &c->mutex );
215 void clear_xx44_palette( xx44_palette_t *p )
218 uint32_t *cluts = p->cluts;
219 int *ids = p->lookup_cache;
224 i = 2*OVL_PALETTE_SIZE;
230 static void init_xx44_palette( xx44_palette_t *p, unsigned num_entries )
232 p->size = (num_entries > XX44_PALETTE_SIZE) ?
233 XX44_PALETTE_SIZE : num_entries;
236 static void dispose_xx44_palette(xx44_palette_t *p)
241 static void colorToPalette( const uint32_t *icolor, unsigned char *palette_p,
242 unsigned num_xvmc_components, char *xvmc_components )
244 const clut_t *color = (const clut_t *) icolor;
247 for (i=0; i<num_xvmc_components; ++i)
249 switch(xvmc_components[i])
251 case 'V': *palette_p = color->cr; break;
252 case 'U': *palette_p = color->cb; break;
254 default: *palette_p = color->y; break;
261 void xx44_to_xvmc_palette( const xx44_palette_t *p,unsigned char *xvmc_palette,
262 unsigned first_xx44_entry, unsigned num_xx44_entries,
263 unsigned num_xvmc_components, char *xvmc_components )
266 const uint32_t *cluts = p->cluts + first_xx44_entry;
268 for( i=0; i<num_xx44_entries; ++i )
270 if( (cluts - p->cluts) < p->size )
272 colorToPalette( cluts++, xvmc_palette,
273 num_xvmc_components, xvmc_components );
274 xvmc_palette += num_xvmc_components;
279 static int xx44_paletteIndex( xx44_palette_t *p, int color, uint32_t clut )
282 uint32_t *cluts = p->cluts;
285 if( (tmp = p->lookup_cache[color]) >= 0 )
287 if (cluts[tmp] == clut)
290 for (i=0; i<p->max_used; ++i)
292 if (*cluts++ == clut) {
293 p->lookup_cache[color] = i;
294 return p->lookup_cache[color];
298 if( p->max_used == (p->size -1) )
300 //printf("video_out: Warning! Out of xx44 palette colors!\n");
303 p->cluts[p->max_used] = clut;
304 p->lookup_cache[color] = p->max_used++;
305 return p->lookup_cache[color];
308 static void memblend_xx44( uint8_t *mem, uint8_t val,
309 size_t size, uint8_t mask )
311 uint8_t masked_val = val & mask;
313 /* size_t is unsigned, therefore always positive
319 if( (*mem & mask) <= masked_val )
325 void blend_xx44( uint8_t *dst_img, subpicture_t *sub_img,
326 int dst_width, int dst_height, int dst_pitch,
327 xx44_palette_t *palette, int ia44 )
335 uint8_t norm_pixel,clip_pixel;
341 uint16_t *p_source = NULL;
346 src_width = sub_img->i_width;
347 src_height = sub_img->i_height;
348 x_off = sub_img->i_x;
349 y_off = sub_img->i_y;
350 alphamask = (ia44) ? 0x0F : 0xF0;
351 p_source = (uint16_t *)sub_img->p_sys->p_data;
353 dst_y = dst_img + dst_pitch*y_off + x_off;
355 if( (x_off + sub_img->i_width) <= dst_width )
356 clip_right = sub_img->i_width;
358 clip_right = dst_width - x_off;
360 if ((src_height + y_off) > dst_height)
361 src_height = dst_height - y_off;
363 for (y = 0; y < src_height; y++)
365 mask = !( (y < sub_img->p_sys->i_y_start) ||
366 (y >= sub_img->p_sys->i_y_end) );
369 for (x = 0; x < src_width;)
371 i_color = *p_source & 0x3;
372 i_len = *p_source++ >> 2;
374 if( (i_len > 0) && ((x+i_len) <= src_width) )
376 /* Get the RLE part, then draw the line */
377 uint32_t color = (sub_img->p_sys->pi_yuv[i_color][0] << 16) |
378 (sub_img->p_sys->pi_yuv[i_color][1] << 0) |
379 (sub_img->p_sys->pi_yuv[i_color][2] << 8);
381 norm_pixel = (uint8_t)(
382 (xx44_paletteIndex( palette,i_color, color ) << 4) |
383 (sub_img->p_sys->pi_alpha[i_color] & 0x0F) );
384 clip_pixel = (uint8_t)(
385 (xx44_paletteIndex( palette,i_color + OVL_PALETTE_SIZE,
386 sub_img->p_sys->pi_yuv[i_color][0] ) << 4) |
387 (sub_img->p_sys->pi_alpha[i_color] & 0x0F));
391 norm_pixel = ((norm_pixel & 0x0F) << 4) | ((norm_pixel & 0xF0) >> 4);
392 clip_pixel = ((clip_pixel & 0x0F) << 4) | ((clip_pixel & 0xF0) >> 4);
396 if( x < sub_img->p_sys->i_x_start )
398 if( (x + i_len) <= sub_img->p_sys->i_x_start )
400 memblend_xx44( dst, norm_pixel, i_len, alphamask );
405 memblend_xx44( dst, norm_pixel,
406 sub_img->p_sys->i_x_start - x,
408 dst += sub_img->p_sys->i_x_start - x;
409 i_len -= sub_img->p_sys->i_x_start - x;
410 if( i_len <= (sub_img->p_sys->i_x_end -
411 sub_img->p_sys->i_x_start) )
413 memblend_xx44( dst, clip_pixel,
419 memblend_xx44( dst, clip_pixel,
420 sub_img->p_sys->i_x_end -
421 sub_img->p_sys->i_x_start,
423 dst += (sub_img->p_sys->i_x_end -
424 sub_img->p_sys->i_x_start);
425 i_len -= (sub_img->p_sys->i_x_end -
426 sub_img->p_sys->i_x_start);
427 memblend_xx44( dst, norm_pixel,
433 else if( x < sub_img->p_sys->i_x_end )
435 if( i_len <= (sub_img->p_sys->i_x_end - x) )
437 memblend_xx44( dst, clip_pixel, i_len, alphamask);
442 memblend_xx44( dst, clip_pixel,
443 sub_img->p_sys->i_x_end - x,
445 dst += (sub_img->p_sys->i_x_end - x);
446 i_len -= (sub_img->p_sys->i_x_end - x);
447 memblend_xx44( dst, norm_pixel, i_len, alphamask);
453 memblend_xx44( dst, norm_pixel, i_len, alphamask );
459 memblend_xx44( dst, norm_pixel, i_len, alphamask );
473 int xxmc_xvmc_surface_valid( vout_thread_t *p_vout, XvMCSurface *surf )
475 xvmc_surface_handler_t *handler = &p_vout->p_sys->xvmc_surf_handler;
476 unsigned int index = surf - handler->surfaces;
479 if (index >= XVMC_MAX_SURFACES)
481 pthread_mutex_lock(&handler->mutex);
482 ret = handler->surfValid[index];
483 pthread_mutex_unlock(&handler->mutex);
487 static void xxmc_xvmc_dump_subpictures( vout_thread_t *p_vout )
490 xvmc_surface_handler_t *handler = &p_vout->p_sys->xvmc_surf_handler;
492 for( i=0; i < XVMC_MAX_SUBPICTURES; ++i )
494 msg_Dbg( p_vout, "handler in use %d, valid %d",
495 handler->subInUse[i],
496 handler->subValid[i]);
500 XvMCSubpicture *xxmc_xvmc_alloc_subpicture( vout_thread_t *p_vout,
501 XvMCContext *context, unsigned short width,
502 unsigned short height, int xvimage_id )
505 xvmc_surface_handler_t *handler = &p_vout->p_sys->xvmc_surf_handler;
508 pthread_mutex_lock(&handler->mutex);
509 /* xxmc_xvmc_dump_subpictures(p_vout); */
510 for( i=0; i<XVMC_MAX_SUBPICTURES; ++i )
512 if( handler->subValid[i] && !handler->subInUse[i] )
514 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
515 if( XvMCGetSubpictureStatus( p_vout->p_sys->p_display,
516 handler->subpictures + i,
519 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
522 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
523 if( status & XVMC_DISPLAYING )
525 handler->subInUse[i] = 1;
526 /* xxmc_xvmc_dump_subpictures(p_vout); */
527 pthread_mutex_unlock(&handler->mutex);
528 return (handler->subpictures + i);
531 for (i=0; i<XVMC_MAX_SUBPICTURES; ++i)
533 if( !handler->subInUse[i] )
535 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
536 if( Success != XvMCCreateSubpicture( p_vout->p_sys->p_display,
538 handler->subpictures + i,
539 width, height, xvimage_id ) )
541 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
542 pthread_mutex_unlock( &handler->mutex );
545 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
546 msg_Dbg( p_vout, "video_out_xxmc: created subpicture %d\n", i );
547 handler->subInUse[i] = 1;
548 handler->subValid[i] = 1;
549 pthread_mutex_unlock( &handler->mutex );
550 return (handler->subpictures + i);
553 pthread_mutex_unlock( &handler->mutex );
557 void xxmc_xvmc_free_subpicture( vout_thread_t *p_vout, XvMCSubpicture *sub )
559 xvmc_surface_handler_t *handler = &p_vout->p_sys->xvmc_surf_handler;
560 unsigned int index = sub - handler->subpictures;
562 if( index >= XVMC_MAX_SUBPICTURES )
565 pthread_mutex_lock( &handler->mutex );
566 handler->subInUse[index] = 0;
567 /* xxmc_xvmc_dump_subpictures(p_vout); */
568 pthread_mutex_unlock( &handler->mutex );
571 static void xxmc_xvmc_surface_handler_construct( vout_thread_t *p_vout )
574 xvmc_surface_handler_t *handler = &p_vout->p_sys->xvmc_surf_handler;
576 pthread_mutex_init( &handler->mutex, NULL );
577 for( i=0; i<XVMC_MAX_SURFACES; ++i )
579 handler->surfInUse[i] = 0;
580 handler->surfValid[i] = 0;
582 for( i=0; i<XVMC_MAX_SUBPICTURES; ++i )
584 handler->subInUse[i] = 0;
585 handler->subValid[i] = 0;
589 static void xxmc_xvmc_dump_surfaces( vout_thread_t *p_vout )
592 xvmc_surface_handler_t *handler = &p_vout->p_sys->xvmc_surf_handler;
594 for (i=0; i<XVMC_MAX_SURFACES; ++i)
596 msg_Dbg(p_vout, "surfaces in use %d, valid %d;",
597 handler->surfInUse[i],
598 handler->surfValid[i]);
602 void xxmc_xvmc_free_surface( vout_thread_t *p_vout, XvMCSurface *surf )
604 xvmc_surface_handler_t *handler = &p_vout->p_sys->xvmc_surf_handler;
605 unsigned int index = 0;
607 index = (surf - handler->surfaces);
609 if (index < XVMC_MAX_SURFACES)
611 pthread_mutex_lock(&handler->mutex);
612 msg_Dbg( p_vout,"free surface %d",index );
613 handler->surfInUse[index]--;
614 xxmc_xvmc_dump_surfaces(p_vout);
615 pthread_mutex_unlock(&handler->mutex);
619 int checkXvMCCap( vout_thread_t *p_vout )
625 XvMCSurfaceInfo *surfaceInfo =NULL;
626 XvMCSurfaceInfo *curInfo = NULL;
628 xvmc_capabilities_t *curCap = NULL;
629 XvImageFormatValues *formatValues = NULL;
631 i_xvport = p_vout->p_sys->i_xvport;
632 p_vout->p_sys->xvmc_cap = 0;
634 init_context_lock( &p_vout->p_sys->xvmc_lock );
635 xvmc_context_writer_lock( &p_vout->p_sys->xvmc_lock );
637 p_vout->p_sys->old_subpic = NULL;
638 p_vout->p_sys->new_subpic = NULL;
639 p_vout->p_sys->contextActive = 0;
640 p_vout->p_sys->subImage = NULL;
641 p_vout->p_sys->hwSubpictures = 0;
642 p_vout->p_sys->xvmc_palette = NULL;
644 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
646 if( !XvMCQueryExtension( p_vout->p_sys->p_display,
647 &p_vout->p_sys->xvmc_eventbase,
648 &p_vout->p_sys->xvmc_errbase ) )
650 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
651 xvmc_context_writer_unlock( &p_vout->p_sys->xvmc_lock );
654 msg_Dbg( p_vout,"XvMC extension found" );
656 surfaceInfo = XvMCListSurfaceTypes(p_vout->p_sys->p_display, i_xvport, &numSurf);
659 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
660 xvmc_context_writer_unlock( &p_vout->p_sys->xvmc_lock );
664 p_vout->p_sys->xvmc_cap =
665 (xvmc_capabilities_t *) malloc( numSurf *
666 sizeof(xvmc_capabilities_t) );
667 if( !p_vout->p_sys->xvmc_cap )
669 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
670 xvmc_context_writer_unlock( &p_vout->p_sys->xvmc_lock );
674 p_vout->p_sys->xvmc_num_cap = numSurf;
675 curInfo = surfaceInfo;
676 curCap = p_vout->p_sys->xvmc_cap;
678 msg_Dbg( p_vout,"found %d XvMC surface types", numSurf );
680 for( i=0; i< numSurf; ++i )
682 curCap->mpeg_flags = 0;
683 curCap->accel_flags = 0;
684 if( curInfo->chroma_format == XVMC_CHROMA_FORMAT_420 )
686 curCap->mpeg_flags |= ((curInfo->mc_type & XVMC_MPEG_1) ?
687 VLC_XVMC_MPEG_1 : 0);
688 curCap->mpeg_flags |= ((curInfo->mc_type & XVMC_MPEG_2) ?
689 VLC_XVMC_MPEG_2 : 0);
690 curCap->mpeg_flags |= ((curInfo->mc_type & XVMC_MPEG_4) ?
691 VLC_XVMC_MPEG_4 : 0);
692 curCap->accel_flags |= ((curInfo->mc_type & XVMC_VLD) ?
693 VLC_XVMC_ACCEL_VLD : 0);
694 curCap->accel_flags |= ((curInfo->mc_type & XVMC_IDCT) ?
695 VLC_XVMC_ACCEL_IDCT : 0);
696 curCap->accel_flags |= ((curInfo->mc_type & (XVMC_VLD | XVMC_IDCT)) ?
697 0 : VLC_XVMC_ACCEL_MOCOMP);
698 curCap->max_width = curInfo->max_width;
699 curCap->max_height = curInfo->max_height;
700 curCap->sub_max_width = curInfo->subpicture_max_width;
701 curCap->sub_max_height = curInfo->subpicture_max_height;
702 curCap->flags = curInfo->flags;
704 msg_Dbg (p_vout, "surface type %d: Max size: %d %d.",
705 i, curCap->max_width, curCap->max_height);
706 msg_Dbg (p_vout, "surface subtype %d: Max subpic size: %d %d.",
707 i, curCap->sub_max_width, curCap->sub_max_height);
709 curCap->type_id = curInfo->surface_type_id;
710 formatValues = XvMCListSubpictureTypes( p_vout->p_sys->p_display,
714 curCap->subPicType.id = 0;
717 msg_Dbg( p_vout, "surface type %d: found %d XvMC subpicture types",
719 for( j = 0; j<numSub; ++j )
721 if( formatValues[j].id == FOURCC_IA44 )
723 curCap->subPicType = formatValues[j];
725 "surface type %d: detected and using "
726 "IA44 subpicture type.", i );
730 else if( formatValues[j].id == FOURCC_AI44 )
732 curCap->subPicType = formatValues[j];
734 "surface type %d: detected AI44 "
735 "subpicture type.", i );
747 * Try to create a direct rendering context. This will fail if we are not
748 * on the displaying computer or an indirect context is not available.
750 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
751 curCap = p_vout->p_sys->xvmc_cap;
752 if( Success == XvMCCreateContext( p_vout->p_sys->p_display, i_xvport,
758 p_vout->p_sys->context_flags = XVMC_DIRECT;
760 else if( Success == XvMCCreateContext( p_vout->p_sys->p_display, i_xvport,
766 p_vout->p_sys->context_flags = 0;
770 if( p_vout->p_sys->xvmc_cap )
771 free( p_vout->p_sys->xvmc_cap );
772 p_vout->p_sys->xvmc_cap = NULL;
773 msg_Err( p_vout, "use of direct XvMC context on a remote display failed"
774 " falling back to XV." );
775 xvmc_context_writer_unlock( &p_vout->p_sys->xvmc_lock );
778 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
779 XvMCDestroyContext( p_vout->p_sys->p_display, &c );
780 xxmc_xvmc_surface_handler_construct(p_vout );
781 /* p_vout->p_sys->capabilities |= VO_CAP_XXMC; */
782 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
783 init_xx44_palette( &p_vout->p_sys->palette , 0 );
784 p_vout->p_sys->last_accel_request = 0xFFFFFFFF;
785 xvmc_context_writer_unlock( &p_vout->p_sys->xvmc_lock );
789 static int xxmc_setup_subpictures( vout_thread_t *p_vout,
790 unsigned int width, unsigned int height )
792 xvmc_capabilities_t *curCap = NULL;
793 XvMCSubpicture *sp = NULL;
795 if( p_vout->p_sys->contextActive )
797 curCap = p_vout->p_sys->xvmc_cap + p_vout->p_sys->xvmc_cur_cap;
799 if( (width > curCap->sub_max_width) ||
800 (height > curCap->sub_max_height) )
803 if( (p_vout->p_sys->xvmc_backend_subpic =
804 (curCap->flags & XVMC_BACKEND_SUBPICTURE)) )
805 msg_Dbg( p_vout, "using backend subpictures." );
807 if (!p_vout->p_sys->subImage)
809 XLockDisplay( p_vout->p_sys->p_display );
810 msg_Dbg(p_vout, "xxmc_setup_subpictures");
811 #ifdef HAVE_SYS_SHM_H
812 if( p_vout->p_sys->i_shm_opcode )
814 /* Create image using XShm extension */
815 p_vout->p_sys->subImage = CreateShmImage( p_vout,
816 p_vout->p_sys->p_display,
817 p_vout->p_sys->i_xvport,
818 curCap->subPicType.id,
819 /* VLC2X11_FOURCC( p_vout->output. i_chroma ), */
820 &p_vout->p_sys->subShmInfo,
821 p_vout->output.i_width,
822 p_vout->output.i_height );
824 #endif /* HAVE_SYS_SHM_H */
825 XUnlockDisplay( p_vout->p_sys->p_display );
826 if( !p_vout->p_sys->subImage )
828 msg_Dbg(p_vout, "failed allocating XvImage for supbictures" );
833 sp = xxmc_xvmc_alloc_subpicture( p_vout, &p_vout->p_sys->context,
835 curCap->subPicType.id );
838 init_xx44_palette( &p_vout->p_sys->palette, sp->num_palette_entries );
839 p_vout->p_sys->xvmc_palette = (char *) malloc( sp->num_palette_entries
841 xxmc_xvmc_free_subpicture( p_vout, sp);
842 if( !p_vout->p_sys->xvmc_palette )
844 p_vout->p_sys->hwSubpictures = 1;
850 static void xvmc_check_colorkey_properties( vout_thread_t *p_vout )
853 XvAttribute *xvmc_attributes = NULL;
857 * Determine if the context is of "Overlay" type. If so,
858 * check whether we can autopaint.
860 p_vout->p_sys->have_xvmc_autopaint = 0;
861 if( p_vout->p_sys->context_flags & XVMC_OVERLAID_SURFACE )
863 msg_Dbg( p_vout, "check colorkey properties" );
864 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
865 xvmc_attributes = XvMCQueryAttributes( p_vout->p_sys->p_display,
866 &p_vout->p_sys->context,
868 if( xvmc_attributes )
870 for( i = 0; i < num; ++i )
872 if( strncmp( "XV_AUTOPAINT_COLORKEY",
873 xvmc_attributes[i].name,
876 ap = XInternAtom( p_vout->p_sys->p_display,
877 "XV_AUTOPAINT_COLORKEY",
879 XvMCSetAttribute( p_vout->p_sys->p_display,
880 &p_vout->p_sys->context,
882 1 ); /* p_vout->p_sys->props[VO_PROP_AUTOPAINT_COLORKEY].value */
883 p_vout->p_sys->have_xvmc_autopaint = 1;
884 msg_Dbg( p_vout, "has xvmc autopaint" );
888 XFree( xvmc_attributes );
889 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
890 /* p_vout->p_sys->xvmc_xoverlay_type = X11OSD_COLORKEY; */
895 p_vout->p_sys->xvmc_xoverlay_type = X11OSD_SHAPED;
900 static void xxmc_xvmc_destroy_surfaces( vout_thread_t *p_vout )
903 xvmc_surface_handler_t *handler = NULL;
905 handler = &p_vout->p_sys->xvmc_surf_handler;
907 pthread_mutex_lock( &handler->mutex );
908 for( i = 0; i < XVMC_MAX_SURFACES; ++i )
910 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
911 if( handler->surfValid[i] )
913 XvMCFlushSurface( p_vout->p_sys->p_display , handler->surfaces+i);
914 XvMCSyncSurface( p_vout->p_sys->p_display, handler->surfaces+i );
915 XvMCHideSurface( p_vout->p_sys->p_display, handler->surfaces+i );
916 XvMCDestroySurface( p_vout->p_sys->p_display, handler->surfaces+i );
918 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
919 handler->surfValid[i] = 0;
921 pthread_mutex_unlock( &handler->mutex );
924 static void xxmc_xvmc_destroy_subpictures( vout_thread_t *p_vout )
927 xvmc_surface_handler_t *handler = NULL;
929 handler = &p_vout->p_sys->xvmc_surf_handler;
931 pthread_mutex_lock( &handler->mutex );
932 for( i = 0; i < XVMC_MAX_SUBPICTURES; ++i )
934 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
935 if( handler->subValid[i] )
937 XvMCFlushSubpicture( p_vout->p_sys->p_display , handler->subpictures+i);
938 XvMCSyncSubpicture( p_vout->p_sys->p_display, handler->subpictures+i );
939 XvMCDestroySubpicture( p_vout->p_sys->p_display, handler->subpictures+i );
941 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
942 handler->subValid[i] = 0;
944 pthread_mutex_unlock( &handler->mutex );
947 static XvMCSurface *xxmc_xvmc_alloc_surface( vout_thread_t *p_vout,
948 XvMCContext *context )
950 xvmc_surface_handler_t *handler = NULL;
953 handler = &p_vout->p_sys->xvmc_surf_handler;
955 pthread_mutex_lock( &handler->mutex );
956 xxmc_xvmc_dump_surfaces( p_vout );
957 for( i = 0; i < XVMC_MAX_SURFACES; ++i )
959 if( handler->surfValid[i] && !handler->surfInUse[i] )
961 handler->surfInUse[i] = 1;
962 xxmc_xvmc_dump_surfaces( p_vout );
963 pthread_mutex_unlock( &handler->mutex );
964 return (handler->surfaces + i);
967 for( i = 0; i < XVMC_MAX_SURFACES; ++i )
969 if( !handler->surfInUse[i] )
971 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
972 if( Success != XvMCCreateSurface( p_vout->p_sys->p_display,
974 handler->surfaces + i) )
976 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
977 pthread_mutex_unlock( &handler->mutex );
980 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
982 msg_Dbg( p_vout, "created surface %d", i );
983 handler->surfInUse[i] = 1;
984 handler->surfValid[i] = 1;
985 pthread_mutex_unlock( &handler->mutex );
986 return (handler->surfaces + i);
989 pthread_mutex_unlock( &handler->mutex );
993 void xxmc_dispose_context( vout_thread_t *p_vout )
995 if( p_vout->p_sys->contextActive )
997 if( p_vout->p_sys->xvmc_accel &
998 (VLC_XVMC_ACCEL_MOCOMP | VLC_XVMC_ACCEL_IDCT) )
1000 xvmc_macroblocks_t *macroblocks = NULL;
1002 macroblocks = &p_vout->p_sys->macroblocks;
1003 XvMCDestroyMacroBlocks( p_vout->p_sys->p_display,
1004 ¯oblocks->macro_blocks );
1005 XvMCDestroyBlocks( p_vout->p_sys->p_display,
1006 ¯oblocks->blocks );
1009 msg_Dbg( p_vout, "freeing up XvMC surfaces and subpictures" );
1010 if( p_vout->p_sys->xvmc_palette )
1011 free( p_vout->p_sys->xvmc_palette );
1012 dispose_xx44_palette( &p_vout->p_sys->palette );
1013 xxmc_xvmc_destroy_subpictures( p_vout );
1014 xxmc_xvmc_destroy_surfaces( p_vout );
1016 msg_Dbg(p_vout, "freeing up XvMC Context.");
1017 XLockDisplay( p_vout->p_sys->p_display );
1018 if( p_vout->p_sys->subImage )
1020 XFree( p_vout->p_sys->subImage );
1021 p_vout->p_sys->subImage = NULL;
1023 p_vout->p_sys->subImage = NULL;
1024 XUnlockDisplay( p_vout->p_sys->p_display );
1025 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
1026 XvMCDestroyContext( p_vout->p_sys->p_display,
1027 &p_vout->p_sys->context );
1028 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
1029 p_vout->p_sys->contextActive = 0;
1030 p_vout->p_sys->hwSubpictures = 0;
1031 p_vout->p_sys->xvmc_accel = 0;
1035 static int xxmc_find_context( vout_thread_t *p_vout, vlc_xxmc_t *xxmc,
1036 unsigned int width, unsigned int height )
1039 vlc_bool_t found = VLC_FALSE;
1040 xvmc_capabilities_t *curCap = NULL;
1041 unsigned int request_mpeg_flags, request_accel_flags;
1043 request_mpeg_flags = xxmc->mpeg;
1044 for( k = 0; k < NUM_ACCEL_PRIORITY; ++k )
1046 request_accel_flags = xxmc->acceleration & accel_priority[k];
1047 if( !request_accel_flags )
1050 curCap = p_vout->p_sys->xvmc_cap;
1051 for( i =0; i < p_vout->p_sys->xvmc_num_cap; ++i )
1053 msg_Dbg( p_vout, "surface type %d, capabilities 0x%8x 0x%8x",
1056 curCap->accel_flags );
1057 msg_Dbg( p_vout, "fequests: 0x%8x 0x%8x",
1059 request_accel_flags );
1060 if( ( (curCap->mpeg_flags & request_mpeg_flags) == request_mpeg_flags) &&
1061 (curCap->accel_flags & request_accel_flags) &&
1062 (width <= curCap->max_width) &&
1063 (height <= curCap->max_height) )
1072 p_vout->p_sys->xvmc_cur_cap = i;
1078 p_vout->p_sys->xvmc_accel = request_accel_flags;
1079 p_vout->p_sys->unsigned_intra = (curCap->flags & XVMC_INTRA_UNSIGNED);
1082 p_vout->p_sys->xvmc_accel = 0;
1086 static int xxmc_create_context( vout_thread_t *p_vout,
1087 unsigned int width, unsigned int height )
1089 xvmc_capabilities_t *curCap = NULL;
1091 curCap = p_vout->p_sys->xvmc_cap + p_vout->p_sys->xvmc_cur_cap;
1093 msg_Dbg( p_vout, "creating new XvMC context %d", curCap->type_id );
1095 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
1096 if( Success == XvMCCreateContext( p_vout->p_sys->p_display,
1097 p_vout->p_sys->i_xvport,
1101 p_vout->p_sys->context_flags,
1102 &p_vout->p_sys->context ) )
1104 p_vout->p_sys->xvmc_mpeg = curCap->mpeg_flags;
1105 p_vout->p_sys->xvmc_width = width;
1106 p_vout->p_sys->xvmc_height = height;
1107 p_vout->p_sys->contextActive = 1;
1109 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
1110 return p_vout->p_sys->contextActive;
1113 static void xvmc_flushsync(picture_t *picture)
1115 vout_thread_t *p_vout = picture->p_sys->p_vout;
1117 xvmc_context_reader_lock( &p_vout->p_sys->xvmc_lock );
1119 if( ! xxmc_xvmc_surface_valid( p_vout, picture->p_sys->xvmc_surf)) {
1120 msg_Dbg(p_vout, "xvmc_flushsync 1 : %d", picture->p_sys->xxmc_data.result );
1121 picture->p_sys->xxmc_data.result = 128;
1122 xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1126 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
1127 picture->p_sys->xxmc_data.result =
1128 XvMCFlushSurface( p_vout->p_sys->p_display,
1129 picture->p_sys->xvmc_surf );
1130 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
1131 xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1134 static void xvmc_flush(picture_t *picture)
1136 vout_thread_t *p_vout = picture->p_sys->p_vout;
1138 xvmc_context_reader_lock( &p_vout->p_sys->xvmc_lock );
1140 if ( !xxmc_xvmc_surface_valid( p_vout, picture->p_sys->xvmc_surf ) )
1142 msg_Dbg(p_vout, "xvmc flush 1 : %d", picture->p_sys->xxmc_data.result );
1143 picture->p_sys->xxmc_data.result = 128;
1144 xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1148 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
1149 picture->p_sys->xxmc_data.result =
1150 XvMCFlushSurface( p_vout->p_sys->p_display,
1151 picture->p_sys->xvmc_surf );
1152 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
1153 xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1156 static int xxmc_frame_updates( vout_thread_t *p_vout, picture_t *picture )
1158 vlc_xxmc_t *xxmc = &picture->p_sys->xxmc_data;
1161 * If we have changed context since the surface was updated, xvmc_surf
1162 * is either NULL or invalid. If it is invalid. Set it to NULL.
1163 * Also if there are other users of this surface, deregister our use of
1164 * it and later try to allocate a new, fresh one.
1167 if( picture->p_sys->xvmc_surf )
1169 if( !xxmc_xvmc_surface_valid( p_vout, picture->p_sys->xvmc_surf ) )
1171 xxmc_xvmc_free_surface( p_vout , picture->p_sys->xvmc_surf );
1172 picture->p_sys->xvmc_surf = NULL;
1176 if( picture->p_sys->p_image )
1178 memset( picture->p_sys->p_image->data, 0,
1179 picture->p_sys->p_image->width
1180 * picture->p_sys->p_image->height );
1184 * If it is NULL create a new surface.
1186 if( !picture->p_sys->xvmc_surf )
1188 picture->p_sys->xvmc_surf = xxmc_xvmc_alloc_surface( p_vout,
1189 &p_vout->p_sys->context );
1190 if( !picture->p_sys->xvmc_surf )
1192 msg_Err( p_vout, "accelerated surface allocation failed.\n"
1193 " You are probably out of framebuffer memory.\n"
1194 " Falling back to software decoding." );
1195 p_vout->p_sys->xvmc_accel = 0;
1196 xxmc_dispose_context( p_vout );
1197 return VLC_EGENERIC;
1200 xxmc->acceleration = p_vout->p_sys->xvmc_accel;
1202 xxmc->proc_xxmc_flush = xvmc_flush;
1203 xxmc->proc_xxmc_flushsync = xvmc_flushsync;
1204 xxmc->xvmc.proc_macro_block = NULL;
1206 frame->vo_frame.proc_duplicate_frame_data = xxmc_duplicate_frame_data;
1208 xxmc->proc_xxmc_begin = xvmc_vld_frame;
1209 xxmc->proc_xxmc_slice = xvmc_vld_slice;
1213 static int xxmc_xvmc_update_context( vout_thread_t *p_vout,
1214 picture_t *picture, uint32_t width, uint32_t height )
1216 vlc_xxmc_t *xxmc = &picture->p_sys->xxmc_data;
1219 * Are we at all capable of doing XvMC ?
1221 if( p_vout->p_sys->xvmc_cap == 0 )
1222 return VLC_EGENERIC;
1224 msg_Dbg( p_vout, "new format: need to change XvMC context. "
1225 "width: %d height: %d mpeg: %d acceleration: %d",
1227 xxmc->mpeg, xxmc->acceleration );
1229 if( picture->p_sys->xvmc_surf )
1230 xxmc_xvmc_free_surface( p_vout , picture->p_sys->xvmc_surf );
1231 picture->p_sys->xvmc_surf = NULL;
1233 xxmc_dispose_context( p_vout );
1235 if( xxmc_find_context( p_vout, xxmc, width, height ) )
1237 xxmc_create_context( p_vout, width, height);
1238 xvmc_check_colorkey_properties( p_vout );
1239 xxmc_setup_subpictures(p_vout, width, height);
1242 if( !p_vout->p_sys->contextActive )
1244 msg_Dbg( p_vout, "using software decoding for this stream" );
1245 p_vout->p_sys->xvmc_accel = 0;
1249 msg_Dbg(p_vout, "using hardware decoding for this stream." );
1252 p_vout->p_sys->xvmc_mpeg = xxmc->mpeg;
1253 p_vout->p_sys->xvmc_width = width;
1254 p_vout->p_sys->xvmc_height = height;
1255 return p_vout->p_sys->contextActive;
1259 void xxmc_do_update_frame( picture_t *picture, uint32_t width, uint32_t height,
1260 double ratio, int format, int flags)
1262 vout_thread_t *p_vout = picture->p_sys->p_vout;
1266 picture->p_sys->xxmc_data.decoded = 0;
1267 picture->p_sys->nb_display = 0;
1268 picture->b_force = 0;
1269 vlc_xxmc_t *xxmc = &picture->p_sys->xxmc_data;
1271 xvmc_context_writer_lock( &p_vout->p_sys->xvmc_lock);
1272 if( (p_vout->p_sys->last_accel_request != xxmc->acceleration) ||
1273 (p_vout->p_sys->xvmc_mpeg != xxmc->mpeg) ||
1274 (p_vout->p_sys->xvmc_width != width) ||
1275 (p_vout->p_sys->xvmc_height != height))
1277 p_vout->p_sys->last_accel_request = xxmc->acceleration;
1278 xxmc_xvmc_update_context( p_vout, picture, width, height );
1281 if( p_vout->p_sys->contextActive )
1282 xxmc_frame_updates( p_vout, picture );
1284 if( !p_vout->p_sys->contextActive )
1286 xxmc->acceleration = 0;
1287 xxmc->xvmc.macroblocks = 0;
1291 picture->format.i_chroma = format;
1293 xvmc_context_writer_unlock( &p_vout->p_sys->xvmc_lock);
1295 XvMCGetSurfaceStatus( p_vout->p_sys->p_display,
1296 picture->p_sys->xvmc_surf,
1298 /* Wait a little till frame is being displayed */
1299 while( status & XVMC_DISPLAYING )
1303 XvMCGetSurfaceStatus( p_vout->p_sys->p_display,
1304 picture->p_sys->xvmc_surf,
1314 /* called xlocked */
1315 static void dispose_ximage( vout_thread_t *p_vout, XShmSegmentInfo *shminfo,
1318 # ifdef HAVE_SYS_SHM_H
1319 if( p_vout->p_sys->i_shm_opcode )
1321 XShmDetach( p_vout->p_sys->p_display, shminfo );
1323 shmdt( shminfo->shmaddr );
1324 if( shminfo->shmid >= 0 )
1326 shmctl( shminfo->shmid, IPC_RMID, 0 );
1327 shminfo->shmid = -1;
1334 free(myimage->data);
1340 void xvmc_vld_frame( picture_t *picture )
1342 picture_sys_t *p_sys = picture->p_sys;
1343 vout_thread_t *p_vout = p_sys->p_vout;
1344 vlc_vld_frame_t *vft = &(p_sys->xxmc_data.vld_frame);
1345 picture_t *ff = (picture_t *) vft->forward_reference_picture;
1346 picture_t *bf = (picture_t *) vft->backward_reference_picture;
1347 XvMCMpegControl ctl;
1348 XvMCSurface *fs=0, *bs=0;
1351 ctl.BHMV_range = vft->mv_ranges[0][0];
1352 ctl.BVMV_range = vft->mv_ranges[0][1];
1353 ctl.FHMV_range = vft->mv_ranges[1][0];
1354 ctl.FVMV_range = vft->mv_ranges[1][1];
1355 ctl.picture_structure = vft->picture_structure;
1356 ctl.intra_dc_precision = vft->intra_dc_precision;
1357 ctl.picture_coding_type = vft->picture_coding_type;
1358 ctl.mpeg_coding = (vft->mpeg_coding == 0) ? XVMC_MPEG_1 : XVMC_MPEG_2;
1360 ctl.flags |= (vft->progressive_sequence) ? XVMC_PROGRESSIVE_SEQUENCE : 0;
1361 ctl.flags |= (vft->scan) ? XVMC_ALTERNATE_SCAN : XVMC_ZIG_ZAG_SCAN;
1362 ctl.flags |= (vft->pred_dct_frame) ?
1363 XVMC_PRED_DCT_FRAME : XVMC_PRED_DCT_FIELD;
1364 ctl.flags |= (picture->b_top_field_first) ?
1365 XVMC_TOP_FIELD_FIRST : XVMC_BOTTOM_FIELD_FIRST;
1366 ctl.flags |= (vft->concealment_motion_vectors) ?
1367 XVMC_CONCEALMENT_MOTION_VECTORS : 0;
1368 ctl.flags |= (vft->q_scale_type) ? XVMC_Q_SCALE_TYPE : 0;
1369 ctl.flags |= (vft->intra_vlc_format) ? XVMC_INTRA_VLC_FORMAT : 0;
1370 ctl.flags |= (vft->second_field) ? XVMC_SECOND_FIELD : 0;
1373 fs = ff->p_sys->xvmc_surf;
1375 bs = bf->p_sys->xvmc_surf;
1378 * Below is for interlaced streams and second_field.
1380 if( ctl.picture_coding_type == P_TYPE ) /* XVMC_P_PICTURE) */
1381 bs = picture->p_sys->xvmc_surf;
1383 if( (qmx.load_intra_quantiser_matrix = vft->load_intra_quantizer_matrix) )
1385 memcpy( qmx.intra_quantiser_matrix, vft->intra_quantizer_matrix,
1386 sizeof(qmx.intra_quantiser_matrix) );
1388 if( (qmx.load_non_intra_quantiser_matrix =
1389 vft->load_non_intra_quantizer_matrix) )
1391 memcpy( qmx.non_intra_quantiser_matrix, vft->non_intra_quantizer_matrix,
1392 sizeof(qmx.non_intra_quantiser_matrix) );
1394 qmx.load_chroma_intra_quantiser_matrix = 0;
1395 qmx.load_chroma_non_intra_quantiser_matrix = 0;
1396 xvmc_context_reader_lock( &p_vout->p_sys->xvmc_lock );
1398 if( ! xxmc_xvmc_surface_valid( p_vout, picture->p_sys->xvmc_surf) )
1400 picture->p_sys->xxmc_data.result = 128;
1401 xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1405 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
1406 XvMCLoadQMatrix( p_vout->p_sys->p_display, &p_vout->p_sys->context, &qmx );
1408 picture->p_sys->xxmc_data.result =
1409 XvMCBeginSurface( p_vout->p_sys->p_display,
1410 &p_vout->p_sys->context,
1411 picture->p_sys->xvmc_surf,
1413 } while( !picture->p_sys->xxmc_data.result );
1414 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
1415 xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1418 void xvmc_vld_slice( picture_t *picture )
1420 picture_sys_t *p_sys = picture->p_sys;
1421 vout_thread_t *p_vout = p_sys->p_vout;
1423 xvmc_context_reader_lock( &p_vout->p_sys->xvmc_lock );
1424 if( !xxmc_xvmc_surface_valid( p_vout, picture->p_sys->xvmc_surf ) )
1426 picture->p_sys->xxmc_data.result = 128;
1427 xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1428 msg_Err(p_vout, "vld slice error" );
1432 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
1433 picture->p_sys->xxmc_data.result =
1434 XvMCPutSlice2( p_vout->p_sys->p_display,
1435 &p_vout->p_sys->context,
1436 (char *)picture->p_sys->xxmc_data.slice_data,
1437 picture->p_sys->xxmc_data.slice_data_size,
1438 picture->p_sys->xxmc_data.slice_code );
1440 if( picture->p_sys->xxmc_data.result != 0 )
1441 msg_Err( p_vout, "vlc slice error %d",
1442 picture->p_sys->xxmc_data.result );
1444 * If CPU-saving mode is enabled, sleep after every xxmc->sleep slice. This will free
1445 * up the cpu while the decoder is working on the slice. The value of xxmc->sleep is calculated
1446 * so that the decoder thread sleeps at most 50% of the frame delay,
1447 * assuming a 2.6 kernel clock of 1000 Hz.
1449 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
1450 xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1452 if( p_vout->p_sys->cpu_save_enabled )
1454 p_vout->p_sys->cpu_saver += 1.;
1455 if( p_vout->p_sys->cpu_saver >= picture->p_sys->xxmc_data.sleep )
1458 p_vout->p_sys->cpu_saver -= picture->p_sys->xxmc_data.sleep;