mirror of https://github.com/mpv-player/mpv
118 lines
2.9 KiB
C
118 lines
2.9 KiB
C
/*
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* video output through mga_vid kernel driver
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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 <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "config.h"
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#include "mp_msg.h"
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#include "video_out.h"
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#include "video_out_internal.h"
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#include <sys/ioctl.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/mman.h>
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#include <linux/fb.h>
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#include "drivers/mga_vid.h"
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#include "sub.h"
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#include "aspect.h"
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static const vo_info_t info =
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{
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"Matrox G200/G4x0/G550 overlay (/dev/mga_vid)",
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"mga",
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"A'rpi",
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"Based on some code by Aaron Holtzman <aholtzma@ess.engr.uvic.ca>"
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};
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const LIBVO_EXTERN(mga)
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#include "mga_template.c"
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#define FBDEV "/dev/fb0"
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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)
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{
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// if (f >= 0) mga_uninit();
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if(!vo_screenwidth || !vo_screenheight) {
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int fd;
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struct fb_var_screeninfo fbinfo;
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if(-1 != (fd = open(FBDEV, O_RDONLY))) {
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if(0 == ioctl(fd, FBIOGET_VSCREENINFO, &fbinfo)) {
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if(!vo_screenwidth) vo_screenwidth = fbinfo.xres;
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if(!vo_screenheight) vo_screenheight = fbinfo.yres;
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} else {
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perror("FBIOGET_VSCREENINFO");
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}
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close(fd);
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} else {
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perror(FBDEV);
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}
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}
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if(vo_screenwidth && vo_screenheight){
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aspect_save_orig(width,height);
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aspect_save_prescale(d_width,d_height);
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aspect_save_screenres(vo_screenwidth,vo_screenheight);
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if(flags&VOFLAG_FULLSCREEN) { /* -fs */
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aspect(&d_width,&d_height,A_ZOOM);
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vo_fs = VO_TRUE;
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} else {
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aspect(&d_width,&d_height,A_NOZOOM);
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vo_fs = VO_FALSE;
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}
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mp_tmsg(MSGT_VO,MSGL_INFO, "[VO_MGA] aspect(): resized to %dx%d.\n",d_width,d_height);
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}
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vo_dwidth=d_width; vo_dheight=d_height;
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mga_vid_config.dest_width = d_width;
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mga_vid_config.dest_height= d_height;
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mga_vid_config.x_org= 0; // (720-mga_vid_config.dest_width)/2;
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mga_vid_config.y_org= 0; // (576-mga_vid_config.dest_height)/2;
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if(vo_screenwidth && vo_screenheight){
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mga_vid_config.x_org=(vo_screenwidth-d_width)/2;
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mga_vid_config.y_org=(vo_screenheight-d_height)/2;
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}
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return mga_init(width,height,format);
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}
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static void uninit(void)
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{
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mp_tmsg(MSGT_VO,MSGL_INFO, "[VO] uninit!\n");
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mga_uninit();
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}
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static void flip_page(void)
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{
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vo_mga_flip_page();
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}
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static void check_events(void)
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{
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}
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