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/*
VIDIX accelerated overlay on (black) background
should work on any OS
(C) Sascha Sommer
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <errno.h>
#include "config.h"
#include "video_out.h"
#include "video_out_internal.h"
#include "aspect.h"
#include "geometry.h"
#include "mp_msg.h"
#include "vosub_vidix.h"
#include "vidix/vidixlib.h"
static vo_info_t info = {
"console VIDIX",
"cvidix",
"Sascha Sommer",
""
};
LIBVO_EXTERN(cvidix)
#define UNUSED(x) ((void)(x)) /* Removes warning about unused arguments */
/* VIDIX related */
static char *vidix_name;
static uint32_t swidth,sheight,sformat;
/// center video only when screenw & height are set
static uint32_t center=0;
static vidix_grkey_t gr_key;
static uint32_t setup_vidix(void){
int x=vo_dx,y=vo_dy;
aspect(&vo_dwidth,&vo_dheight,vo_fs ? A_ZOOM : A_NOZOOM);
if(vo_fs || center){
if(vo_dwidth <= vo_screenwidth)x = (vo_screenwidth - vo_dwidth)/2;
else x=0;
if(vo_dheight <= vo_screenheight)y = (vo_screenheight - vo_dheight)/2;
else y=0;
}
if(vo_config_count)vidix_stop();
if(vidix_init(swidth, sheight, x, y, vo_dwidth, vo_dheight, sformat, 32, vo_screenwidth,vo_screenheight)){
mp_msg(MSGT_VO, MSGL_FATAL, "Can't setup VIDIX driver: %s\n", strerror(errno));
return 1;
}
vidix_start();
if(vidix_grkey_support()){
vidix_grkey_get(&gr_key);
gr_key.key_op = KEYS_PUT;
if (!vo_fs && !(vo_colorkey & 0xff000000)){
gr_key.ckey.op = CKEY_TRUE;
gr_key.ckey.red = (vo_colorkey & 0x00FF0000) >> 16;
gr_key.ckey.green = (vo_colorkey & 0x0000FF00) >> 8;
gr_key.ckey.blue = vo_colorkey & 0x000000FF;
}
else gr_key.ckey.op = CKEY_FALSE;
vidix_grkey_set(&gr_key);
}
return 0;
}
static int config(uint32_t width, uint32_t height, uint32_t d_width,uint32_t d_height, uint32_t flags, char *title, uint32_t format){
vo_fs = flags & VOFLAG_FULLSCREEN;
if(!vo_config_count){
if(vo_screenwidth && vo_screenheight){
if(!vo_geometry)center=1;
}
else mp_msg(MSGT_VO, MSGL_WARN, "vo_cvidix: warn: screenwidth and height not set assuming 640x480\n");
}
if(!vo_screenwidth)vo_screenwidth=640;
if(!vo_screenheight)vo_screenheight=480;
swidth = width;
sheight = height;
sformat = format;
vo_dwidth=d_width;
vo_dheight=d_height;
aspect_save_orig(width,height);
aspect_save_prescale(d_width,d_height);
aspect_save_screenres(vo_screenwidth,vo_screenheight);
if(!vo_geometry){
vo_dx=0;
vo_dy=0;
}
else geometry(&vo_dx, &vo_dy, &vo_dwidth, &vo_dheight,vo_screenwidth,vo_screenheight);
return setup_vidix();
}
static void check_events(void){
}
/* draw_osd, flip_page, draw_slice, draw_frame should be
overwritten with vidix functions (vosub_vidix.c) */
static void draw_osd(void){
mp_msg(MSGT_VO, MSGL_FATAL, "vo_cvidix: error: didn't use vidix draw_osd!\n");
return;
}
static void flip_page(void){
mp_msg(MSGT_VO, MSGL_FATAL, "vo_cvidix: error: didn't use vidix flip_page!\n");
return;
}
static int draw_slice(uint8_t *src[], int stride[],int w, int h, int x, int y){
UNUSED(src);
UNUSED(stride);
UNUSED(w);
UNUSED(h);
UNUSED(x);
UNUSED(y);
mp_msg(MSGT_VO, MSGL_FATAL, "vo_cvidix: error: didn't use vidix draw_slice!\n");
return -1;
}
static int draw_frame(uint8_t *src[]){
UNUSED(src);
mp_msg(MSGT_VO, MSGL_FATAL, "vo_cvidix: error: didn't use vidix draw_frame!\n");
return -1;
}
static int query_format(uint32_t format){
return(vidix_query_fourcc(format));
}
static void uninit(void){
if(!vo_config_count) return;
vidix_term();
if(vidix_name){
free(vidix_name);
vidix_name = NULL;
}
}
static int preinit(const char *arg){
if(arg)vidix_name = strdup(arg);
else {
mp_msg(MSGT_VO, MSGL_INFO, "vo_cvidix: No vidix driver name provided, probing available ones (-v option for details)!\n");
vidix_name = NULL;
}
if(vidix_preinit(vidix_name, &video_out_cvidix))return 1;
return 0;
}
static int control(uint32_t request, void *data, ...){
switch (request) {
case VOCTRL_QUERY_FORMAT:
return query_format(*((uint32_t*)data));
case VOCTRL_FULLSCREEN:
if(vo_fs)vo_fs=0;
else vo_fs=1;
setup_vidix();
return VO_TRUE;
case VOCTRL_SET_EQUALIZER:
{
va_list ap;
int value;
va_start(ap, data);
value = va_arg(ap, int);
va_end(ap);
return vidix_control(request, data, (int *) value);
}
case VOCTRL_GET_EQUALIZER:
{
va_list ap;
int *value;
va_start(ap, data);
value = va_arg(ap, int *);
va_end(ap);
return vidix_control(request, data, value);
}
}
return vidix_control(request, data);
}
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