2 * libvo common functions, variables used by many/all drivers.
4 * This file is part of MPlayer.
6 * MPlayer is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * MPlayer is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License along
17 * with MPlayer; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
28 //#include <sys/mman.h>
33 #include "video_out.h"
36 #include "old_vo_wrapper.h"
40 #include "osdep/shmem.h"
42 #include "x11_common.h"
45 int xinerama_screen
= -1;
49 int vo_nomouse_input
= 0;
50 int vo_grabpointer
= 1;
51 int vo_doublebuffering
= 1;
55 float vo_panscan
= 0.0f
;
57 int vo_refresh_rate
=0;
63 int vo_pts
=0; // for hw decoding
66 char *vo_subdevice
= NULL
;
67 int vo_directrendering
=0;
69 int vo_colorkey
= 0x0000ff00; // default colorkey is green
70 // (0xff000000 means that colorkey has been disabled)
72 // name to be used instead of the vo's default
74 // title to be applied to movie window
78 // Externally visible list of all vo drivers
80 extern struct vo_driver video_out_mga
;
81 extern struct vo_driver video_out_xmga
;
82 extern struct vo_driver video_out_x11
;
83 extern struct vo_driver video_out_xover
;
84 extern struct vo_driver video_out_xvmc
;
85 extern struct vo_driver video_out_vdpau
;
86 extern struct vo_driver video_out_xv
;
87 extern struct vo_driver video_out_gl_nosw
;
88 extern struct vo_driver video_out_gl
;
89 extern struct vo_driver video_out_gl2
;
90 extern struct vo_driver video_out_matrixview
;
91 extern struct vo_driver video_out_dga
;
92 extern struct vo_driver video_out_sdl
;
93 extern struct vo_driver video_out_3dfx
;
94 extern struct vo_driver video_out_tdfxfb
;
95 extern struct vo_driver video_out_s3fb
;
96 extern struct vo_driver video_out_wii
;
97 extern struct vo_driver video_out_null
;
98 extern struct vo_driver video_out_zr
;
99 extern struct vo_driver video_out_zr2
;
100 extern struct vo_driver video_out_bl
;
101 extern struct vo_driver video_out_fbdev
;
102 extern struct vo_driver video_out_fbdev2
;
103 extern struct vo_driver video_out_svga
;
104 extern struct vo_driver video_out_png
;
105 extern struct vo_driver video_out_ggi
;
106 extern struct vo_driver video_out_aa
;
107 extern struct vo_driver video_out_caca
;
108 extern struct vo_driver video_out_mpegpes
;
109 extern struct vo_driver video_out_yuv4mpeg
;
110 extern struct vo_driver video_out_direct3d
;
111 extern struct vo_driver video_out_directx
;
112 extern struct vo_driver video_out_kva
;
113 extern struct vo_driver video_out_dxr2
;
114 extern struct vo_driver video_out_dxr3
;
115 extern struct vo_driver video_out_ivtv
;
116 extern struct vo_driver video_out_v4l2
;
117 extern struct vo_driver video_out_jpeg
;
118 extern struct vo_driver video_out_gif89a
;
119 extern struct vo_driver video_out_vesa
;
120 extern struct vo_driver video_out_directfb
;
121 extern struct vo_driver video_out_dfbmga
;
122 extern struct vo_driver video_out_xvidix
;
123 extern struct vo_driver video_out_winvidix
;
124 extern struct vo_driver video_out_cvidix
;
125 extern struct vo_driver video_out_tdfx_vid
;
126 extern struct vo_driver video_out_xvr100
;
127 extern struct vo_driver video_out_tga
;
128 extern struct vo_driver video_out_corevideo
;
129 extern struct vo_driver video_out_quartz
;
130 extern struct vo_driver video_out_pnm
;
131 extern struct vo_driver video_out_md5sum
;
133 const struct vo_driver
*video_out_drivers
[] =
138 #ifdef CONFIG_TDFX_VID
141 #ifdef CONFIG_DIRECTX
144 #ifdef CONFIG_DIRECT3D
150 #ifdef CONFIG_COREVIDEO
151 &video_out_corevideo
,
204 #ifdef CONFIG_SVGALIB
207 #ifdef CONFIG_MATRIXVIEW
208 &video_out_matrixview
,
225 #ifdef CONFIG_V4L2_DECODER
245 #if defined(__MINGW32__) || defined(__CYGWIN__)
251 // should not be auto-selected
252 #ifdef CONFIG_DIRECTFB
253 // vo directfb can call exit() if initialization fails
260 #ifdef CONFIG_YUV4MPEG
263 #ifdef CONFIG_LIBAVCODEC
285 static int vo_preinit(struct vo
*vo
, const char *arg
)
287 return vo
->driver
->preinit(vo
, arg
);
290 int vo_control(struct vo
*vo
, uint32_t request
, void *data
)
292 return vo
->driver
->control(vo
, request
, data
);
295 // Return -1 if driver appears not to support a draw_image interface,
296 // 0 otherwise (whether the driver actually drew something or not).
297 int vo_draw_image(struct vo
*vo
, struct mp_image
*mpi
, double pts
)
301 if (vo
->driver
->buffer_frames
) {
302 vo
->driver
->draw_image(vo
, mpi
, pts
);
305 vo
->frame_loaded
= true;
307 if (vo_control(vo
, VOCTRL_DRAW_IMAGE
, mpi
) == VO_NOTIMPL
)
312 int vo_get_buffered_frame(struct vo
*vo
, bool eof
)
316 if (vo
->frame_loaded
)
318 if (!vo
->driver
->buffer_frames
)
320 vo
->driver
->get_buffered_frame(vo
, eof
);
321 return vo
->frame_loaded
? 0 : -1;
324 int vo_draw_frame(struct vo
*vo
, uint8_t *src
[])
326 assert(!vo
->driver
->is_new
);
329 return old_vo_draw_frame(vo
, src
);
332 int vo_draw_slice(struct vo
*vo
, uint8_t *src
[], int stride
[], int w
, int h
, int x
, int y
)
334 return vo
->driver
->draw_slice(vo
, src
, stride
, w
, h
, x
, y
);
337 void vo_draw_osd(struct vo
*vo
, struct osd_state
*osd
)
341 vo
->driver
->draw_osd(vo
, osd
);
344 void vo_flip_page(struct vo
*vo
, unsigned int pts_us
, int duration
)
348 vo
->frame_loaded
= false;
349 vo
->next_pts
= MP_NOPTS_VALUE
;
350 if (vo
->driver
->flip_page_timed
)
351 vo
->driver
->flip_page_timed(vo
, pts_us
, duration
);
353 vo
->driver
->flip_page(vo
);
356 void vo_check_events(struct vo
*vo
)
360 vo
->driver
->check_events(vo
);
363 void vo_seek_reset(struct vo
*vo
)
365 vo_control(vo
, VOCTRL_RESET
, NULL
);
366 vo
->frame_loaded
= false;
369 void vo_destroy(struct vo
*vo
)
371 vo
->driver
->uninit(vo
);
375 void list_video_out(void)
378 mp_tmsg(MSGT_CPLAYER
, MSGL_INFO
, "Available video output drivers:\n");
379 mp_msg(MSGT_IDENTIFY
, MSGL_INFO
, "ID_VIDEO_OUTPUTS\n");
380 while (video_out_drivers
[i
]) {
381 const vo_info_t
*info
= video_out_drivers
[i
++]->info
;
382 mp_msg(MSGT_GLOBAL
, MSGL_INFO
,"\t%s\t%s\n", info
->short_name
, info
->name
);
384 mp_msg(MSGT_GLOBAL
, MSGL_INFO
,"\n");
387 struct vo
*init_best_video_out(struct MPOpts
*opts
, struct vo_x11_state
*x11
,
388 struct mp_fifo
*key_fifo
,
389 struct input_ctx
*input_ctx
)
391 char **vo_list
= opts
->video_driver_list
;
393 struct vo
*vo
= talloc_ptrtype(NULL
, vo
);
394 struct vo initial_values
= {
397 .key_fifo
= key_fifo
,
398 .input_ctx
= input_ctx
,
400 // first try the preferred drivers, with their optional subdevice param:
401 if (vo_list
&& vo_list
[0])
402 while (vo_list
[0][0]) {
403 char *name
= strdup(vo_list
[0]);
404 vo_subdevice
= strchr(name
,':');
405 if (!strcmp(name
, "pgm"))
406 mp_tmsg(MSGT_CPLAYER
, MSGL_ERR
, "The pgm video output driver has been replaced by -vo pnm:pgmyuv.\n");
407 if (!strcmp(name
, "md5"))
408 mp_tmsg(MSGT_CPLAYER
, MSGL_ERR
, "The md5 video output driver has been replaced by -vo md5sum.\n");
413 for (i
= 0; video_out_drivers
[i
]; i
++) {
414 const struct vo_driver
*video_driver
= video_out_drivers
[i
];
415 const vo_info_t
*info
= video_driver
->info
;
416 if (!strcmp(info
->short_name
, name
)) {
417 // name matches, try it
418 *vo
= initial_values
;
419 vo
->driver
= video_driver
;
420 if (!vo_preinit(vo
, vo_subdevice
)) {
422 return vo
; // success!
424 talloc_free_children(vo
);
431 return NULL
; // do NOT fallback to others
433 // now try the rest...
435 for (i
= 0; video_out_drivers
[i
]; i
++) {
436 const struct vo_driver
*video_driver
= video_out_drivers
[i
];
437 *vo
= initial_values
;
438 vo
->driver
= video_driver
;
439 if (!vo_preinit(vo
, vo_subdevice
))
440 return vo
; // success!
441 talloc_free_children(vo
);
447 int vo_config(struct vo
*vo
, uint32_t width
, uint32_t height
,
448 uint32_t d_width
, uint32_t d_height
, uint32_t flags
,
449 char *title
, uint32_t format
)
451 struct MPOpts
*opts
= vo
->opts
;
453 aspect_save_orig(vo
, width
, height
);
454 aspect_save_prescale(vo
, d_width
, d_height
);
456 if (vo_control(vo
, VOCTRL_UPDATE_SCREENINFO
, NULL
) == VO_TRUE
) {
457 aspect(vo
, &d_width
, &d_height
, A_NOZOOM
);
458 vo
->dx
= (int)(opts
->vo_screenwidth
- d_width
) / 2;
459 vo
->dy
= (int)(opts
->vo_screenheight
- d_height
) / 2;
460 geometry(&vo
->dx
, &vo
->dy
, &d_width
, &d_height
,
461 opts
->vo_screenwidth
, opts
->vo_screenheight
);
462 vo
->dx
+= xinerama_x
;
463 vo
->dy
+= xinerama_y
;
464 vo
->dwidth
= d_width
;
465 vo
->dheight
= d_height
;
468 int ret
= vo
->driver
->config(vo
, width
, height
, d_width
, d_height
, flags
,
470 vo
->config_ok
= (ret
== 0);
471 vo
->config_count
+= vo
->config_ok
;
476 * \brief lookup an integer in a table, table must have 0 as the last key
477 * \param key key to search for
478 * \result translation corresponding to key or "to" value of last mapping
481 int lookup_keymap_table(const struct keymap
*map
, int key
) {
482 while (map
->from
&& map
->from
!= key
) map
++;
487 * \brief helper function for the kind of panscan-scaling that needs a source
488 * and destination rectangle like Direct3D and VDPAU
490 static void src_dst_split_scaling(int src_size
, int dst_size
, int scaled_src_size
,
491 int *src_start
, int *src_end
, int *dst_start
, int *dst_end
) {
492 if (scaled_src_size
> dst_size
) {
493 int border
= src_size
* (scaled_src_size
- dst_size
) / scaled_src_size
;
494 // round to a multiple of 2, this is at least needed for vo_direct3d and ATI cards
495 border
= (border
/ 2 + 1) & ~1;
497 *src_end
= src_size
- border
;
503 *dst_start
= (dst_size
- scaled_src_size
) / 2;
504 *dst_end
= *dst_start
+ scaled_src_size
;
509 * Calculate the appropriate source and destination rectangle to
510 * get a correctly scaled picture, including pan-scan.
511 * Can be extended to take future cropping support into account.
513 * \param crop specifies the cropping border size in the left, right, top and bottom members, may be NULL
514 * \param borders the border values as e.g. EOSD (ASS) and properly placed DVD highlight support requires,
515 * may be NULL and only left and top are currently valid.
517 void calc_src_dst_rects(struct vo
*vo
, int src_width
, int src_height
,
518 struct vo_rect
*src
, struct vo_rect
*dst
,
519 struct vo_rect
*borders
, const struct vo_rect
*crop
)
521 static const struct vo_rect no_crop
= {0, 0, 0, 0, 0, 0};
522 int scaled_width
= 0;
523 int scaled_height
= 0;
524 if (!crop
) crop
= &no_crop
;
525 src_width
-= crop
->left
+ crop
->right
;
526 src_height
-= crop
->top
+ crop
->bottom
;
527 if (src_width
< 2) src_width
= 2;
528 if (src_height
< 2) src_height
= 2;
529 dst
->left
= 0; dst
->right
= vo
->dwidth
;
530 dst
->top
= 0; dst
->bottom
= vo
->dheight
;
531 src
->left
= 0; src
->right
= src_width
;
532 src
->top
= 0; src
->bottom
= src_height
;
534 borders
->left
= 0; borders
->top
= 0;
536 if (aspect_scaling()) {
537 aspect(vo
, &scaled_width
, &scaled_height
, A_WINZOOM
);
538 panscan_calc_windowed(vo
);
539 scaled_width
+= vo
->panscan_x
;
540 scaled_height
+= vo
->panscan_y
;
542 borders
->left
= (vo
->dwidth
- scaled_width
) / 2;
543 borders
->top
= (vo
->dheight
- scaled_height
) / 2;
545 src_dst_split_scaling(src_width
, vo
->dwidth
, scaled_width
,
546 &src
->left
, &src
->right
, &dst
->left
, &dst
->right
);
547 src_dst_split_scaling(src_height
, vo
->dheight
, scaled_height
,
548 &src
->top
, &src
->bottom
, &dst
->top
, &dst
->bottom
);
550 src
->left
+= crop
->left
; src
->right
+= crop
->left
;
551 src
->top
+= crop
->top
; src
->bottom
+= crop
->top
;
552 src
->width
= src
->right
- src
->left
;
553 src
->height
= src
->bottom
- src
->top
;
554 dst
->width
= dst
->right
- dst
->left
;
555 dst
->height
= dst
->bottom
- dst
->top
;
558 #if defined(CONFIG_FBDEV) || defined(CONFIG_VESA)
559 /* Borrowed from vo_fbdev.c
560 Monitor ranges related functions*/
562 char *monitor_hfreq_str
= NULL
;
563 char *monitor_vfreq_str
= NULL
;
564 char *monitor_dotclock_str
= NULL
;
566 float range_max(range_t
*r
)
570 for (/* NOTHING */; (r
->min
!= -1 && r
->max
!= -1); r
++)
571 if (max
< r
->max
) max
= r
->max
;
576 int in_range(range_t
*r
, float f
)
578 for (/* NOTHING */; (r
->min
!= -1 && r
->max
!= -1); r
++)
579 if (f
>= r
->min
&& f
<= r
->max
)
584 range_t
*str2range(char *s
)
586 float tmp_min
, tmp_max
;
587 char *endptr
= s
; // to start the loop
593 for (i
= 0; *endptr
; i
++) {
596 if (!(r
= realloc(r
, sizeof(*r
) * (i
+ 2)))) {
597 mp_msg(MSGT_GLOBAL
, MSGL_WARN
,"can't realloc 'r'\n");
600 tmp_min
= strtod(s
, &endptr
);
601 if (*endptr
== 'k' || *endptr
== 'K') {
604 } else if (*endptr
== 'm' || *endptr
== 'M') {
605 tmp_min
*= 1000000.0;
608 if (*endptr
== '-') {
609 tmp_max
= strtod(endptr
+ 1, &endptr
);
610 if (*endptr
== 'k' || *endptr
== 'K') {
613 } else if (*endptr
== 'm' || *endptr
== 'M') {
614 tmp_max
*= 1000000.0;
617 if (*endptr
!= ',' && *endptr
)
619 } else if (*endptr
== ',' || !*endptr
) {
625 if (r
[i
].min
< 0 || r
[i
].max
< 0)
629 r
[i
].min
= r
[i
].max
= -1;
637 /* Borrowed from vo_fbdev.c END */