mpv/libvo/video_out.c

273 lines
5.4 KiB
C

/* 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 "../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_old_x = 0;
int vo_old_y = 0;
int vo_old_width = 0;
int vo_old_height = 0;
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_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
extern vo_functions_t video_out_directfb;
#ifdef CONFIG_VIDIX
extern vo_functions_t video_out_xvidix;
#endif
vo_functions_t* video_out_drivers[] =
{
#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,
#endif
#if defined(CONFIG_VIDIX) && defined(HAVE_X11)
&video_out_xvidix,
#endif
NULL
};
#ifdef HAVE_DXR2
extern void vo_dxr2_register_options(void*);
#endif
void libvo_register_options(void* cfg) {
#ifdef HAVE_DXR2
vo_dxr2_register_options(cfg);
#endif
}
#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