mirror of https://github.com/mpv-player/mpv
121 lines
2.7 KiB
C
121 lines
2.7 KiB
C
/*
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* Copyright (C) 2003 Alban Bedel
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*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <sys/mman.h>
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#include <sys/ioctl.h>
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#include <inttypes.h>
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#include "tdfx_vid.h"
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static void print_tdfd_vid_cfg(tdfx_vid_config_t* cfg) {
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printf("tdfx_vid version %d\n"
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" Ram: %d\n"
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" Screen: %d x %d\n",
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cfg->version,
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cfg->ram_size,
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cfg->screen_width, cfg->screen_height);
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}
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int main(void) {
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int fd;
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unsigned char *mem;
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/* int i; */
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/* unsigned char *ptr; */
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tdfx_vid_agp_move_t move;
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tdfx_vid_config_t cfg;
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tdfx_vid_blit_t blit;
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fd = open("/dev/tdfx_vid", O_RDWR);
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if(fd <= 0) {
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printf("Can't open /dev/tdfx_vid\n");
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return 1;
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}
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if(ioctl(fd,TDFX_VID_GET_CONFIG,&cfg)) {
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printf("Ioctl GET_CONFIG error\n");
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close(fd);
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return 1;
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}
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print_tdfd_vid_cfg(&cfg);
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mem = mmap( NULL, 640*480*2, PROT_READ | PROT_WRITE, MAP_SHARED,
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fd, 0);
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if(mem == MAP_FAILED) {
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printf("Memmap failed !!!!!\n");
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return 1;
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}
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/* for(ptr = mem, i = 0 ; i < 640*480 ; i++) { */
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/* ptr[0] = i & 0xFF; */
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/* ptr[1] = (i & 0xFF); */
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/* ptr += 2; */
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/* } */
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memset(mem,0xFF,640*480*2);
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memset(&move, 0, sizeof(tdfx_vid_agp_move_t));
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move.width = 640;
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move.height = 240;
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move.src_stride = 640;
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move.dst_stride = 640*2;
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if(ioctl(fd,TDFX_VID_AGP_MOVE,&move)) {
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printf("AGP Move failed !!!!\n");
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return 0;
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}
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printf("AGP Move ????\n");
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sleep(1);
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blit.src = 0;
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blit.src_stride = 640*2;
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blit.src_x = blit.src_y = 0;
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blit.src_w = 320;
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blit.src_h = 240;
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blit.src_format = cfg.screen_format;
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blit.dst = 240*640*2+320;
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blit.dst_stride = 640*2;
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blit.dst_x = blit.dst_y = 0;
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blit.dst_w = 320;
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blit.dst_h = 240;
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blit.dst_format = cfg.screen_format;
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if(ioctl(fd,TDFX_VID_BLIT,&blit)) {
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printf("Blit failed !!!!\n");
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return 0;
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}
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close(fd);
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return 1;
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}
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