mirror of
https://github.com/mpv-player/mpv
synced 2024-12-09 08:29:42 +00:00
99 lines
1.9 KiB
C
99 lines
1.9 KiB
C
|
|
||
|
#include <stdlib.h>
|
||
|
#include <stdio.h>
|
||
|
#include <sys/types.h>
|
||
|
#include <sys/stat.h>
|
||
|
#include <fcntl.h>
|
||
|
#include <unistd.h>
|
||
|
#include <sys/mman.h>
|
||
|
#include <sys/ioctl.h>
|
||
|
#include <inttypes.h>
|
||
|
|
||
|
#include "tdfx_vid.h"
|
||
|
|
||
|
|
||
|
static void print_tdfd_vid_cfg(tdfx_vid_config_t* cfg) {
|
||
|
printf("tdfx_vid version %d\n"
|
||
|
" Ram: %d\n"
|
||
|
" Screen: %d x %d\n",
|
||
|
cfg->version,
|
||
|
cfg->ram_size,
|
||
|
cfg->screen_width, cfg->screen_height);
|
||
|
}
|
||
|
|
||
|
|
||
|
int main(int argc, char** argv) {
|
||
|
int fd,i;
|
||
|
unsigned char *mem,*ptr;
|
||
|
tdfx_vid_agp_move_t move;
|
||
|
tdfx_vid_config_t cfg;
|
||
|
tdfx_vid_blit_t blit;
|
||
|
|
||
|
fd = open("/dev/tdfx_vid", O_RDWR);
|
||
|
|
||
|
if(fd <= 0) {
|
||
|
printf("Can't open /dev/tdfx_vid\n");
|
||
|
return 1;
|
||
|
}
|
||
|
|
||
|
if(ioctl(fd,TDFX_VID_GET_CONFIG,&cfg)) {
|
||
|
printf("Ioctl GET_CONFIG error\n");
|
||
|
close(fd);
|
||
|
return 1;
|
||
|
}
|
||
|
|
||
|
print_tdfd_vid_cfg(&cfg);
|
||
|
|
||
|
mem = mmap( NULL, 640*480*2, PROT_READ | PROT_WRITE, MAP_SHARED,
|
||
|
fd, 0);
|
||
|
|
||
|
if(mem == MAP_FAILED) {
|
||
|
printf("Memmap failed !!!!!\n");
|
||
|
return 1;
|
||
|
}
|
||
|
|
||
|
/* for(ptr = mem, i = 0 ; i < 640*480 ; i++) { */
|
||
|
/* ptr[0] = i & 0xFF; */
|
||
|
/* ptr[1] = (i & 0xFF); */
|
||
|
/* ptr += 2; */
|
||
|
/* } */
|
||
|
|
||
|
memset(mem,0xFF,640*480*2);
|
||
|
|
||
|
memset(&move, 0, sizeof(tdfx_vid_agp_move_t));
|
||
|
move.width = 640;
|
||
|
move.height = 240;
|
||
|
move.src_stride = 640;
|
||
|
move.dst_stride = 640*2;
|
||
|
|
||
|
if(ioctl(fd,TDFX_VID_AGP_MOVE,&move)) {
|
||
|
printf("AGP Move failed !!!!\n");
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
printf("AGP Move ????\n");
|
||
|
sleep(1);
|
||
|
|
||
|
blit.src = 0;
|
||
|
blit.src_stride = 640*2;
|
||
|
blit.src_x = blit.src_y = 0;
|
||
|
blit.src_w = 320;
|
||
|
blit.src_h = 240;
|
||
|
blit.src_format = cfg.screen_format;
|
||
|
|
||
|
blit.dst = 240*640*2+320;
|
||
|
blit.dst_stride = 640*2;
|
||
|
blit.dst_x = blit.dst_y = 0;
|
||
|
blit.dst_w = 320;
|
||
|
blit.dst_h = 240;
|
||
|
blit.dst_format = cfg.screen_format;
|
||
|
|
||
|
if(ioctl(fd,TDFX_VID_BLIT,&blit)) {
|
||
|
printf("Blit failed !!!!\n");
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
close(fd);
|
||
|
return 1;
|
||
|
}
|