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//#define memcpy(a,b,c)
/*
* video_out_mga.c
*
* Copyright (C) Aaron Holtzman - Aug 1999
*
* This file is part of mpeg2dec, a free MPEG-2 video stream decoder.
*
* mpeg2dec is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* mpeg2dec is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Make; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "config.h"
#include "video_out.h"
#include "video_out_internal.h"
LIBVO_EXTERN(mga)
#include <sys/ioctl.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/mman.h>
#include "drivers/mga_vid.h"
#include "sub.h"
#include "aspect.h"
static vo_info_t vo_info =
{
"Matrox G200/G400 overlay (/dev/mga_vid)",
"mga",
"Aaron Holtzman <aholtzma@ess.engr.uvic.ca>",
""
};
#include "mga_common.c"
static uint32_t
config(uint32_t width, uint32_t height, uint32_t d_width, uint32_t d_height, uint32_t fullscreen, char *title, uint32_t format,const vo_tune_info_t *info)
{
char *devname=vo_subdevice?vo_subdevice:"/dev/mga_vid";
if(vo_screenwidth && vo_screenheight){
aspect_save_orig(width,height);
aspect_save_prescale(d_width,d_height);
aspect_save_screenres(vo_screenwidth,vo_screenheight);
if(fullscreen&0x01) /* -fs */
aspect(&d_width,&d_height,A_ZOOM);
else
aspect(&d_width,&d_height,A_NOZOOM);
printf("vo_mga aspect(): resized to %dx%d\n",d_width,d_height);
}
f = open(devname,O_RDWR);
if(f == -1)
{
printf("Couldn't open %s\n",devname);
return(-1);
}
switch(format){
case IMGFMT_YV12:
mga_vid_config.frame_size = ((width + 31) & ~31) * height + (((width + 31) & ~31) * height) / 2;
mga_vid_config.format=MGA_VID_FORMAT_YV12; break;
case IMGFMT_I420:
mga_vid_config.frame_size = ((width + 31) & ~31) * height + (((width + 31) & ~31) * height) / 2;
mga_vid_config.format=MGA_VID_FORMAT_I420; break;
case IMGFMT_IYUV:
mga_vid_config.frame_size = ((width + 31) & ~31) * height + (((width + 31) & ~31) * height) / 2;
mga_vid_config.format=MGA_VID_FORMAT_IYUV; break;
case IMGFMT_YUY2:
mga_vid_config.frame_size = ((width + 31) & ~31) * height * 2;
mga_vid_config.format=MGA_VID_FORMAT_YUY2; break;
case IMGFMT_UYVY:
mga_vid_config.frame_size = ((width + 31) & ~31) * height * 2;
mga_vid_config.format=MGA_VID_FORMAT_UYVY; break;
default:
printf("mga: invalid output format %0X\n",format);
return (-1);
}
mga_vid_config.colkey_on=0;
mga_vid_config.src_width = width;
mga_vid_config.src_height= height;
mga_vid_config.dest_width = d_width;
mga_vid_config.dest_height= d_height;
mga_vid_config.x_org= 0; // (720-mga_vid_config.dest_width)/2;
mga_vid_config.y_org= 0; // (576-mga_vid_config.dest_height)/2;
if(vo_screenwidth && vo_screenheight){
mga_vid_config.x_org=(vo_screenwidth-d_width)/2;
mga_vid_config.y_org=(vo_screenheight-d_height)/2;
}
mga_vid_config.version=MGA_VID_VERSION;
return mga_init();
}
static const vo_info_t*
get_info(void)
{
return &vo_info;
}
static void
uninit(void)
{
mga_uninit();
printf("vo: uninit!\n");
}
static void draw_osd(void)
{
vo_draw_text(mga_vid_config.src_width,mga_vid_config.src_height,draw_alpha);
}
static void flip_page(void)
{
vo_mga_flip_page();
}
static void check_events(void)
{
}
static uint32_t preinit(const char *arg)
{
return 0;
}
static void query_vaa(vo_vaa_t *vaa)
{
memset(vaa,0,sizeof(vo_vaa_t));
}
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