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mpv/libvo/video_out.c

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6.7 KiB
C
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/* this file contains libvo's common functions, variables used by
many/all drivers. */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
//#include <sys/mman.h>
#include "config.h"
#include "video_out.h"
#include "mp_msg.h"
#include "help_mp.h"
#include "../linux/shmem.h"
//int vo_flags=0;
// currect resolution/bpp on screen: (should be autodetected by vo_init())
int vo_depthonscreen=0;
int vo_screenwidth=0;
int vo_screenheight=0;
int vo_config_count=0;
// requested resolution/bpp: (-x -y -bpp options)
int vo_dx=0;
int vo_dy=0;
int vo_dwidth=0;
int vo_dheight=0;
int vo_dbpp=0;
int vo_grabpointer = 1;
int vo_doublebuffering = 0;
int vo_vsync = 0;
int vo_fs = 0;
int vo_fsmode = 0;
float vo_panscan = 0.0f;
int vo_pts=0; // for hw decoding
float vo_fps=0; // for mp1e rte
char *vo_subdevice = NULL;
int vo_directrendering=0;
//
// Externally visible list of all vo drivers
//
extern vo_functions_t video_out_mga;
extern vo_functions_t video_out_xmga;
extern vo_functions_t video_out_x11;
extern vo_functions_t video_out_xv;
extern vo_functions_t video_out_gl;
extern vo_functions_t video_out_gl2;
extern vo_functions_t video_out_dga;
extern vo_functions_t video_out_fsdga;
extern vo_functions_t video_out_sdl;
extern vo_functions_t video_out_3dfx;
extern vo_functions_t video_out_tdfxfb;
extern vo_functions_t video_out_null;
//extern vo_functions_t video_out_odivx;
extern vo_functions_t video_out_zr;
extern vo_functions_t video_out_bl;
extern vo_functions_t video_out_pgm;
extern vo_functions_t video_out_md5;
extern vo_functions_t video_out_syncfb;
extern vo_functions_t video_out_fbdev;
extern vo_functions_t video_out_svga;
extern vo_functions_t video_out_png;
extern vo_functions_t video_out_ggi;
extern vo_functions_t video_out_aa;
extern vo_functions_t video_out_mpegpes;
extern vo_functions_t video_out_yuv4mpeg;
#ifdef HAVE_DIRECTX
extern vo_functions_t video_out_directx;
#endif
#ifdef HAVE_DXR2
extern vo_functions_t video_out_dxr2;
#endif
extern vo_functions_t video_out_dxr3;
#ifdef HAVE_JPEG
extern vo_functions_t video_out_jpeg;
#endif
#ifdef HAVE_GIF
extern vo_functions_t video_out_gif89a;
#endif
#ifdef HAVE_VESA
extern vo_functions_t video_out_vesa;
#endif
#ifdef HAVE_DIRECTFB
extern vo_functions_t video_out_directfb;
#if DIRECTFBVERSION >= 914
extern vo_functions_t video_out_dfbmga;
#endif
#endif
#ifdef CONFIG_VIDIX
extern vo_functions_t video_out_xvidix;
#endif
vo_functions_t* video_out_drivers[] =
{
#ifdef HAVE_DIRECTX
&video_out_directx,
#endif
#ifdef HAVE_XMGA
&video_out_xmga,
#endif
#ifdef HAVE_MGA
&video_out_mga,
#endif
#ifdef HAVE_SYNCFB
&video_out_syncfb,
#endif
#ifdef HAVE_3DFX
&video_out_3dfx,
#endif
#ifdef HAVE_TDFXFB
&video_out_tdfxfb,
#endif
#ifdef HAVE_XV
&video_out_xv,
#endif
#ifdef HAVE_X11
&video_out_x11,
#endif
#ifdef HAVE_GL
&video_out_gl,
&video_out_gl2,
#endif
#ifdef HAVE_DGA
&video_out_dga,
// &video_out_fsdga,
#endif
#ifdef HAVE_SDL
&video_out_sdl,
#endif
#ifdef HAVE_GGI
&video_out_ggi,
#endif
#ifdef HAVE_FBDEV
&video_out_fbdev,
#endif
#ifdef HAVE_SVGALIB
&video_out_svga,
#endif
#ifdef HAVE_AA
&video_out_aa,
#endif
#ifdef HAVE_DXR2
&video_out_dxr2,
#endif
#ifdef HAVE_DXR3
&video_out_dxr3,
#endif
#ifdef HAVE_ZR
&video_out_zr,
#endif
#ifdef HAVE_BL
&video_out_bl,
#endif
#ifdef HAVE_PNG
&video_out_png,
#endif
#ifdef HAVE_JPEG
&video_out_jpeg,
#endif
#ifdef HAVE_GIF
&video_out_gif89a,
#endif
&video_out_null,
// &video_out_odivx,
&video_out_pgm,
&video_out_md5,
&video_out_mpegpes,
&video_out_yuv4mpeg,
#ifdef HAVE_VESA
&video_out_vesa,
#endif
#ifdef HAVE_DIRECTFB
&video_out_directfb,
#if DIRECTFBVERSION >= 914
&video_out_dfbmga,
#endif
#endif
#if defined(CONFIG_VIDIX) && defined(HAVE_X11)
&video_out_xvidix,
#endif
NULL
};
void list_video_out(){
int i=0;
mp_msg(MSGT_CPLAYER, MSGL_INFO, MSGTR_AvailableVideoOutputDrivers);
while (video_out_drivers[i]) {
const vo_info_t *info = video_out_drivers[i++]->info;
printf("\t%s\t%s\n", info->short_name, info->name);
}
printf("\n");
}
vo_functions_t* init_best_video_out(char** vo_list){
int i;
// first try the preferred drivers, with their optional subdevice param:
if(vo_list && vo_list[0])
while(vo_list[0][0]){
char* vo=strdup(vo_list[0]);
vo_subdevice=strchr(vo,':');
if(vo_subdevice){
vo_subdevice[0]=0;
++vo_subdevice;
}
for(i=0;video_out_drivers[i];i++){
vo_functions_t* video_driver=video_out_drivers[i];
const vo_info_t *info = video_driver->info;
if(!strcmp(info->short_name,vo)){
// name matches, try it
if(!video_driver->preinit(vo_subdevice))
return video_driver; // success!
}
}
// continue...
++vo_list;
if(!(vo_list[0])) return NULL; // do NOT fallback to others
}
// now try the rest...
vo_subdevice=NULL;
for(i=0;video_out_drivers[i];i++){
vo_functions_t* video_driver=video_out_drivers[i];
if(!video_driver->preinit(vo_subdevice))
return video_driver; // success!
}
return NULL;
}
#if defined(HAVE_FBDEV)||defined(HAVE_VESA)
/* Borrowed from vo_fbdev.c
Monitor ranges related functions*/
char *monitor_hfreq_str = NULL;
char *monitor_vfreq_str = NULL;
char *monitor_dotclock_str = NULL;
float range_max(range_t *r)
{
float max = 0;
for (/* NOTHING */; (r->min != -1 && r->max != -1); r++)
if (max < r->max) max = r->max;
return max;
}
int in_range(range_t *r, float f)
{
for (/* NOTHING */; (r->min != -1 && r->max != -1); r++)
if (f >= r->min && f <= r->max)
return 1;
return 0;
}
range_t *str2range(char *s)
{
float tmp_min, tmp_max;
char *endptr = s; // to start the loop
range_t *r = NULL;
int i;
if (!s)
return NULL;
for (i = 0; *endptr; i++) {
if (*s == ',')
goto out_err;
if (!(r = (range_t *) realloc(r, sizeof(*r) * (i + 2)))) {
printf("can't realloc 'r'\n");
return NULL;
}
tmp_min = strtod(s, &endptr);
if (*endptr == 'k' || *endptr == 'K') {
tmp_min *= 1000.0;
endptr++;
} else if (*endptr == 'm' || *endptr == 'M') {
tmp_min *= 1000000.0;
endptr++;
}
if (*endptr == '-') {
tmp_max = strtod(endptr + 1, &endptr);
if (*endptr == 'k' || *endptr == 'K') {
tmp_max *= 1000.0;
endptr++;
} else if (*endptr == 'm' || *endptr == 'M') {
tmp_max *= 1000000.0;
endptr++;
}
if (*endptr != ',' && *endptr)
goto out_err;
} else if (*endptr == ',' || !*endptr) {
tmp_max = tmp_min;
} else
goto out_err;
r[i].min = tmp_min;
r[i].max = tmp_max;
if (r[i].min < 0 || r[i].max < 0)
goto out_err;
s = endptr + 1;
}
r[i].min = r[i].max = -1;
return r;
out_err:
if (r)
free(r);
return NULL;
}
/* Borrowed from vo_fbdev.c END */
#endif
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