mirror of https://github.com/mpv-player/mpv
225 lines
6.1 KiB
C
225 lines
6.1 KiB
C
/*
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* video_out.h
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*
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* Copyright (C) Aaron Holtzman - Aug 1999
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* Strongly modified, most parts rewritten: A'rpi/ESP-team - 2000-2001
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*
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*/
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#ifndef __VIDEO_OUT_H
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#define __VIDEO_OUT_H 1
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#include <inttypes.h>
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#include <stdarg.h>
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//#include "font_load.h"
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#include "img_format.h"
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#include "../vidix/vidix.h"
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#define VO_EVENT_EXPOSE 1
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#define VO_EVENT_RESIZE 2
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#define VO_EVENT_KEYPRESS 4
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/* takes a pointer to a vo_vaa_s struct */
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#define VOCTRL_QUERY_VAA 1
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/* takes a pointer to uint32_t fourcc */
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#define VOCTRL_QUERY_FORMAT 2
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/* signal a device reset seek */
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#define VOCTRL_RESET 3
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/* true if vo driver can use GUI created windows */
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#define VOCTRL_GUISUPPORT 4
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/* used to switch to fullscreen */
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#define VOCTRL_FULLSCREEN 5
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/* user wants to have screen shot. (currently without args)*/
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#define VOCTRL_SCREENSHOT 6
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/* signal a device pause */
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#define VOCTRL_PAUSE 7
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/* start/resume playback */
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#define VOCTRL_RESUME 8
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/* libmpcodecs direct rendering: */
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#define VOCTRL_GET_IMAGE 9
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#define VOCTRL_DRAW_IMAGE 13
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/* decoding ahead: */
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#define VOCTRL_GET_NUM_FRAMES 10
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#define VOCTRL_GET_FRAME_NUM 11
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#define VOCTRL_SET_FRAME_NUM 12
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#define VO_TRUE 1
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#define VO_FALSE 0
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#define VO_ERROR -1
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#define VO_NOTAVAIL -2
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#define VO_NOTIMPL -3
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#define VOFLAG_FULLSCREEN 0x01
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#define VOFLAG_MODESWITCHING 0x02
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#define VOFLAG_SWSCALE 0x04
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#define VOFLAG_FLIPPING 0x08
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typedef struct vo_info_s
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{
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/* driver name ("Matrox Millennium G200/G400" */
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const char *name;
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/* short name (for config strings) ("mga") */
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const char *short_name;
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/* author ("Aaron Holtzman <aholtzma@ess.engr.uvic.ca>") */
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const char *author;
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/* any additional comments */
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const char *comment;
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} vo_info_t;
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/* Direct access to BES */
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typedef struct bes_da_s
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{
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vidix_rect_t dest; /* This field should be filled by x,y,w,h
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from vidix:src but pitches from
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vidix:dest */
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int flags; /* Probably will work only when flag == 0 */
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/* memory model */
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unsigned frame_size; /* destination frame size */
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unsigned num_frames; /* number of available frames */
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unsigned offsets[VID_PLAY_MAXFRAMES]; /* relative offset of each frame from begin of video memory */
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vidix_yuv_t offset; /* relative offsets within frame for yuv planes */
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void* dga_addr; /* linear address of BES */
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}bes_da_t;
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/*
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Video Accelearted Architecture.
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Every field of this structure can be set to NULL that means that
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features is not supported
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*/
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typedef struct vo_vaa_s
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{
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uint32_t flags; /* currently undefined */
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/*
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* Query Direct Access to BES
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* info - information to be filled
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* returns: 0 on success errno on error.
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*/
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int (*query_bes_da)(bes_da_t *info);
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int (*get_video_eq)(vidix_video_eq_t *info);
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int (*set_video_eq)(const vidix_video_eq_t *info);
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int (*get_num_fx)(unsigned *info);
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int (*get_oem_fx)(vidix_oem_fx_t *info);
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int (*set_oem_fx)(const vidix_oem_fx_t *info);
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int (*set_deint)(const vidix_deinterlace_t *info);
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}vo_vaa_t;
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/* Misc info to tuneup vo driver */
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typedef struct vo_tune_info_s
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{
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int pitch[3]; /* Should be 0 if unknown else power of 2 */
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}vo_tune_info_t;
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typedef struct vo_functions_s
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{
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/*
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* Preinitializes driver (real INITIALIZATION)
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* arg - currently it's vo_subdevice
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* returns: zero on successful initialization, non-zero on error.
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*/
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uint32_t (*preinit)(const char *arg);
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/*
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* Initialize (means CONFIGURE) the display driver.
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* params:
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* width,height: image source size
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* d_width,d_height: size of the requested window size, just a hint
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* fullscreen: flag, 0=windowd 1=fullscreen, just a hint
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* title: window title, if available
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* format: fourcc of pixel format
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* returns : zero on successful initialization, non-zero on error.
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*/
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uint32_t (*config)(uint32_t width, uint32_t height, uint32_t d_width,
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uint32_t d_height, uint32_t fullscreen, char *title,
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uint32_t format,const vo_tune_info_t *);
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/*
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* Control interface
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*/
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uint32_t (*control)(uint32_t request, void *data, ...);
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/*
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* Return driver information.
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* returns : read-only pointer to a vo_info_t structure.
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*/
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const vo_info_t* (*get_info)(void);
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/*
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* Display a new RGB/BGR frame of the video to the screen.
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* params:
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* src[0] - pointer to the image
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*/
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uint32_t (*draw_frame)(uint8_t *src[]);
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/*
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* Draw a planar YUV slice to the buffer:
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* params:
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* src[3] = source image planes (Y,U,V)
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* stride[3] = source image planes line widths (in bytes)
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* w,h = width*height of area to be copied (in Y pixels)
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* x,y = position at the destination image (in Y pixels)
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*/
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uint32_t (*draw_slice)(uint8_t *src[], int stride[], int w,int h, int x,int y);
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/*
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* Draws OSD to the screen buffer
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*/
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void (*draw_osd)(void);
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/*
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* Blit/Flip buffer to the screen. Must be called after each frame!
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*/
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void (*flip_page)(void);
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/*
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* This func is called after every frames to handle keyboard and
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* other events. It's called in PAUSE mode too!
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*/
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void (*check_events)(void);
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/*
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* Closes driver. Should restore the original state of the system.
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*/
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void (*uninit)(void);
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} vo_functions_t;
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char *vo_format_name(int format);
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int vo_init(void);
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// NULL terminated array of all drivers
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extern vo_functions_t* video_out_drivers[];
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extern int vo_flags;
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extern int vo_config_count;
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// correct resolution/bpp on screen: (should be autodetected by vo_init())
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extern int vo_depthonscreen;
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extern int vo_screenwidth;
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extern int vo_screenheight;
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// requested resolution/bpp: (-x -y -bpp options)
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extern int vo_dx;
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extern int vo_dy;
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extern int vo_dwidth;
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extern int vo_dheight;
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extern int vo_dbpp;
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extern int vo_old_x;
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extern int vo_old_y;
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extern int vo_old_width;
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extern int vo_old_height;
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extern int vo_doublebuffering;
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extern int vo_directrendering;
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extern int vo_vsync;
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extern int vo_fs;
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extern int vo_fsmode;
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extern int vo_pts;
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extern float vo_fps;
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extern char *vo_subdevice;
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#endif
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