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video_out.h
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1 /*
2  * Copyright (C) Aaron Holtzman - Aug 1999
3  * Strongly modified, most parts rewritten: A'rpi/ESP-team - 2000-2001
4  * (C) MPlayer developers
5  *
6  * This file is part of MPlayer.
7  *
8  * MPlayer is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2 of the License, or
11  * (at your option) any later version.
12  *
13  * MPlayer is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License along
19  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
20  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21  */
22 
23 #ifndef MPLAYER_VIDEO_OUT_H
24 #define MPLAYER_VIDEO_OUT_H
25 
26 #include <inttypes.h>
27 #include <stdarg.h>
28 
29 //#include "sub/font_load.h"
30 #include "../img_format.h"
31 //#include "vidix/vidix.h"
32 
33 #define VO_EVENT_EXPOSE 1
34 #define VO_EVENT_RESIZE 2
35 #define VO_EVENT_KEYPRESS 4
36 #define VO_EVENT_REINIT 8
37 #define VO_EVENT_MOVE 16
38 
39 /* Obsolete: VOCTRL_QUERY_VAA 1 */
40 /* does the device support the required format */
41 #define VOCTRL_QUERY_FORMAT 2
42 /* signal a device reset seek */
43 #define VOCTRL_RESET 3
44 /* true if vo driver can use GUI created windows */
45 #define VOCTRL_GUISUPPORT 4
46 #define VOCTRL_GUI_NOWINDOW 19
47 /* used to switch to fullscreen */
48 #define VOCTRL_FULLSCREEN 5
49 /* signal a device pause */
50 #define VOCTRL_PAUSE 7
51 /* start/resume playback */
52 #define VOCTRL_RESUME 8
53 /* libmpcodecs direct rendering: */
54 #define VOCTRL_GET_IMAGE 9
55 #define VOCTRL_DRAW_IMAGE 13
56 #define VOCTRL_SET_SPU_PALETTE 14
57 /* decoding ahead: */
58 #define VOCTRL_GET_NUM_FRAMES 10
59 #define VOCTRL_GET_FRAME_NUM 11
60 #define VOCTRL_SET_FRAME_NUM 12
61 #define VOCTRL_GET_PANSCAN 15
62 #define VOCTRL_SET_PANSCAN 16
63 /* equalizer controls */
64 #define VOCTRL_SET_EQUALIZER 17
65 #define VOCTRL_GET_EQUALIZER 18
66 //#define VOCTRL_GUI_NOWINDOW 19
67 /* Frame duplication */
68 #define VOCTRL_DUPLICATE_FRAME 20
69 // ... 21
70 #define VOCTRL_START_SLICE 21
71 
72 #define VOCTRL_ONTOP 25
73 #define VOCTRL_ROOTWIN 26
74 #define VOCTRL_BORDER 27
75 #define VOCTRL_DRAW_EOSD 28
76 #define VOCTRL_GET_EOSD_RES 29
77 
78 #define VOCTRL_SET_DEINTERLACE 30
79 #define VOCTRL_GET_DEINTERLACE 31
80 
81 #define VOCTRL_UPDATE_SCREENINFO 32
82 
83 // Vo can be used by xover
84 #define VOCTRL_XOVERLAY_SUPPORT 22
85 
86 #define VOCTRL_XOVERLAY_SET_COLORKEY 24
87 typedef struct {
88  uint32_t x11; // The raw x11 color
89  uint16_t r,g,b;
91 
92 #define VOCTRL_XOVERLAY_SET_WIN 23
93 typedef struct {
94  int x,y;
95  int w,h;
96 } mp_win_t;
97 
98 #define VO_TRUE 1
99 #define VO_FALSE 0
100 #define VO_ERROR -1
101 #define VO_NOTAVAIL -2
102 #define VO_NOTIMPL -3
103 
104 #define VOFLAG_FULLSCREEN 0x01
105 #define VOFLAG_MODESWITCHING 0x02
106 #define VOFLAG_SWSCALE 0x04
107 #define VOFLAG_FLIPPING 0x08
108 #define VOFLAG_HIDDEN 0x10 //< Use to create a hidden window
109 #define VOFLAG_STEREO 0x20 //< Use to create a stereo-capable window
110 #define VOFLAG_XOVERLAY_SUB_VO 0x10000
111 
112 typedef struct vo_info_s
113 {
114  /* driver name ("Matrox Millennium G200/G400" */
115  const char *name;
116  /* short name (for config strings) ("mga") */
117  const char *short_name;
118  /* author ("Aaron Holtzman <aholtzma@ess.engr.uvic.ca>") */
119  const char *author;
120  /* any additional comments */
121  const char *comment;
122 } vo_info_t;
123 
124 typedef struct vo_functions_s
125 {
126  const vo_info_t *info;
127  /*
128  * Preinitializes driver (real INITIALIZATION)
129  * arg - currently it's vo_subdevice
130  * returns: zero on successful initialization, non-zero on error.
131  */
132  int (*preinit)(const char *arg);
133  /*
134  * Initialize (means CONFIGURE) the display driver.
135  * params:
136  * width,height: image source size
137  * d_width,d_height: size of the requested window size, just a hint
138  * fullscreen: flag, 0=windowd 1=fullscreen, just a hint
139  * title: window title, if available
140  * format: fourcc of pixel format
141  * returns : zero on successful initialization, non-zero on error.
142  */
143  int (*config)(uint32_t width, uint32_t height, uint32_t d_width,
144  uint32_t d_height, uint32_t fullscreen, char *title,
145  uint32_t format);
146 
147  /*
148  * Control interface
149  */
150  int (*control)(uint32_t request, void *data, ...);
151 
152  /*
153  * Display a new RGB/BGR frame of the video to the screen.
154  * params:
155  * src[0] - pointer to the image
156  */
157  int (*draw_frame)(uint8_t *src[]);
158 
159  /*
160  * Draw a planar YUV slice to the buffer:
161  * params:
162  * src[3] = source image planes (Y,U,V)
163  * stride[3] = source image planes line widths (in bytes)
164  * w,h = width*height of area to be copied (in Y pixels)
165  * x,y = position at the destination image (in Y pixels)
166  */
167  int (*draw_slice)(uint8_t *src[], int stride[], int w,int h, int x,int y);
168 
169  /*
170  * Draws OSD to the screen buffer
171  */
172  void (*draw_osd)(void);
173 
174  /*
175  * Blit/Flip buffer to the screen. Must be called after each frame!
176  */
177  void (*flip_page)(void);
178 
179  /*
180  * This func is called after every frames to handle keyboard and
181  * other events. It's called in PAUSE mode too!
182  */
183  void (*check_events)(void);
184 
185  /*
186  * Closes driver. Should restore the original state of the system.
187  */
190 
191 const vo_functions_t* init_best_video_out(char** vo_list);
192 int config_video_out(const vo_functions_t *vo, uint32_t width, uint32_t height,
193  uint32_t d_width, uint32_t d_height, uint32_t flags,
194  char *title, uint32_t format);
195 void list_video_out(void);
196 
197 // NULL terminated array of all drivers
198 extern const vo_functions_t* const video_out_drivers[];
199 
200 extern int vo_flags;
201 
202 extern int vo_config_count;
203 
204 extern int xinerama_screen;
205 extern int xinerama_x;
206 extern int xinerama_y;
207 
208 // correct resolution/bpp on screen: (should be autodetected by vo_init())
209 extern int vo_depthonscreen;
210 extern int vo_screenwidth;
211 extern int vo_screenheight;
212 
213 // requested resolution/bpp: (-x -y -bpp options)
214 extern int vo_dx;
215 extern int vo_dy;
216 extern int vo_dwidth;
217 extern int vo_dheight;
218 extern int vo_dbpp;
219 
220 extern int vo_grabpointer;
221 extern int vo_doublebuffering;
222 extern int vo_directrendering;
223 extern int vo_vsync;
224 extern int vo_fsmode;
225 extern float vo_panscan;
226 extern int vo_adapter_num;
227 extern int vo_refresh_rate;
228 extern int vo_keepaspect;
229 extern int vo_rootwin;
230 extern int vo_ontop;
231 extern int vo_border;
232 
233 extern int vo_gamma_gamma;
234 extern int vo_gamma_brightness;
235 extern int vo_gamma_saturation;
236 extern int vo_gamma_contrast;
237 extern int vo_gamma_hue;
238 extern int vo_gamma_red_intensity;
239 extern int vo_gamma_green_intensity;
240 extern int vo_gamma_blue_intensity;
241 
242 extern int vo_nomouse_input;
243 extern int enable_mouse_movements;
244 
245 extern int vo_pts;
246 extern float vo_fps;
247 
248 extern char *vo_subdevice;
249 
250 extern int vo_colorkey;
251 
252 extern char *vo_winname;
253 extern char *vo_wintitle;
254 
255 extern int64_t WinID;
256 
257 typedef struct {
258  float min;
259  float max;
260  } range_t;
261 
262 float range_max(range_t *r);
263 int in_range(range_t *r, float f);
264 range_t *str2range(char *s);
265 extern char *monitor_hfreq_str;
266 extern char *monitor_vfreq_str;
267 extern char *monitor_dotclock_str;
268 
269 struct mp_keymap {
270  int from;
271  int to;
272 };
273 int lookup_keymap_table(const struct mp_keymap *map, int key);
274 struct vo_rect {
276 };
277 void calc_src_dst_rects(int src_width, int src_height, struct vo_rect *src, struct vo_rect *dst,
278  struct vo_rect *borders, const struct vo_rect *crop);
279 void vo_mouse_movement(int posx, int posy);
280 
281 #endif /* MPLAYER_VIDEO_OUT_H */