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/*
* vosub_vidix.c
*
* Copyright (C) Nick Kurshev <nickols_k@mail.ru> - 2002
*
* You can redistribute this file under terms and conditions
* of GNU General Public licence v2.
*
* This file contains vidix interface to any mplayer's VO plugin.
* (Partly based on vesa_lvo.c from mplayer's package)
*/
#include <inttypes.h>
#include <sys/ioctl.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/mman.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "config.h"
#include "vosub_vidix.h"
#include "../vidix/vidixlib.h"
#include "fastmemcpy.h"
#include "osd.h"
#include "video_out.h"
#define NUM_FRAMES 10 /* Temporary: driver will overwrite it */
#define UNUSED(x) ((void)(x)) /* Removes warning about unused arguments */
static VDL_HANDLE vidix_handler = NULL;
static uint8_t *vidix_mem = NULL;
static uint8_t next_frame;
static unsigned image_bpp,image_height,image_width,src_format;
extern int verbose;
static vidix_capability_t vidix_cap;
static vidix_playback_t vidix_play;
static vidix_fourcc_t vidix_fourcc;
#define PIXEL_SIZE() ((video_mode_info.BitsPerPixel+7)/8)
#define SCREEN_LINE_SIZE(pixel_size) (video_mode_info.XResolution*(pixel_size) )
#define IMAGE_LINE_SIZE(pixel_size) (image_width*(pixel_size))
extern vo_functions_t video_out_vesa;
int vidix_preinit(const char *drvname,void *server)
{
int err;
if(verbose > 1) printf("vosub_vidix: vidix_preinit(%s) was called\n",drvname);
if(vdlGetVersion() != VIDIX_VERSION)
{
printf("vosub_vidix: You have wrong version of VIDIX library\n");
return -1;
}
vidix_handler = vdlOpen(LIBDIR"/vidix/",
drvname ? drvname[0] == ':' ? &drvname[1] : drvname[0] ? drvname : NULL : NULL,
TYPE_OUTPUT,
verbose);
if(vidix_handler == NULL)
{
printf("vosub_vidix: Couldn't find working VIDIX driver\n");
return -1;
}
if((err=vdlGetCapability(vidix_handler,&vidix_cap)) != 0)
{
printf("vosub_vidix: Couldn't get capability: %s\n",strerror(err));
return -1;
}
printf("vosub_vidix: Using: %s\n",vidix_cap.name);
/* we are able to tune up this stuff depend on fourcc format */
((vo_functions_t *)server)->draw_slice=vidix_draw_slice;
((vo_functions_t *)server)->draw_frame=vidix_draw_frame;
((vo_functions_t *)server)->flip_page=vidix_flip_page;
((vo_functions_t *)server)->draw_osd=vidix_draw_osd;
return 0;
}
int vidix_init(unsigned src_width,unsigned src_height,
unsigned x_org,unsigned y_org,unsigned dst_width,
unsigned dst_height,unsigned format,unsigned dest_bpp,
unsigned vid_w,unsigned vid_h)
{
size_t i,awidth;
int err;
if(verbose > 1)
printf("vosub_vidix: vidix_init() was called\n"
"src_w=%u src_h=%u dest_x_y_w_h = %u %u %u %u\n"
"format=%s dest_bpp=%u vid_w=%u vid_h=%u\n"
,src_width,src_height,x_org,y_org,dst_width,dst_height
,vo_format_name(format),dest_bpp,vid_w,vid_h);
if(vid_w > vidix_cap.maxwidth || vid_w < vidix_cap.minwidth ||
vid_h > vidix_cap.maxheight || vid_h < vidix_cap.minheight)
{
printf("vosub_vidix: video server has unsupported resolution by vidix\n");
return -1;
}
err = 0;
switch(dest_bpp)
{
case 1: err = ((vidix_fourcc.depth & VID_DEPTH_1BPP) != VID_DEPTH_1BPP); break;
case 2: err = ((vidix_fourcc.depth & VID_DEPTH_2BPP) != VID_DEPTH_2BPP); break;
case 4: err = ((vidix_fourcc.depth & VID_DEPTH_4BPP) != VID_DEPTH_4BPP); break;
case 8: err = ((vidix_fourcc.depth & VID_DEPTH_8BPP) != VID_DEPTH_8BPP); break;
case 12:err = ((vidix_fourcc.depth & VID_DEPTH_12BPP) != VID_DEPTH_12BPP); break;
case 16:err = ((vidix_fourcc.depth & VID_DEPTH_16BPP) != VID_DEPTH_16BPP); break;
case 24:err = ((vidix_fourcc.depth & VID_DEPTH_24BPP) != VID_DEPTH_24BPP); break;
case 32:err = ((vidix_fourcc.depth & VID_DEPTH_32BPP) != VID_DEPTH_32BPP); break;
}
if(err)
{
printf("vosub_vidix: video server has unsupported color depth by vidix\n");
return -1;
}
if((dst_width > src_width || dst_height > src_height) && (vidix_cap.flags & FLAG_UPSCALER) != FLAG_UPSCALER)
{
printf("vosub_vidix: vidix driver can't upscale image\n");
return -1;
}
if((dst_width > src_width || dst_height > src_height) && (vidix_cap.flags & FLAG_DOWNSCALER) != FLAG_DOWNSCALER)
{
printf("vosub_vidix: vidix driver can't downscale image\n");
return -1;
}
image_width = src_width;
image_height = src_height;
src_format = format;
memset(&vidix_play,0,sizeof(vidix_playback_t));
vidix_play.fourcc = format;
vidix_play.capability = vidix_cap.flags; /* every ;) */
vidix_play.blend_factor = 0; /* for now */
vidix_play.src.x = vidix_play.src.y = 0;
vidix_play.src.w = src_width;
vidix_play.src.h = src_height;
vidix_play.dest.x = x_org;
vidix_play.dest.y = y_org;
vidix_play.dest.w = dst_width;
vidix_play.dest.h = dst_height;
vidix_play.num_frames=NUM_FRAMES;
if((err=vdlConfigPlayback(vidix_handler,&vidix_play))!=0)
{
printf("vosub_vidix: Can't configure playback: %s\n",strerror(err));
return -1;
}
if((err=vdlPlaybackOn(vidix_handler))!=0)
{
printf("vosub_vidix: Can't start playback: %s\n",strerror(err));
return -1;
}
next_frame = 0;
vidix_mem =vidix_play.dga_addr;
/*clear the buffer*/
memset(vidix_mem + vidix_play.offsets[0],0x80,vidix_play.frame_size*vidix_play.num_frames);
return 0;
}
void vidix_term( void )
{
if(verbose > 1) printf("vosub_vidix: vidix_term() was called\n");
vdlPlaybackOff(vidix_handler);
vdlClose(vidix_handler);
}
uint32_t vidix_draw_slice_420(uint8_t *image[], int stride[], int w,int h,int x,int y)
{
uint8_t *src;
uint8_t *dest;
unsigned bespitch,apitch;
int i;
apitch = vidix_play.dest.pitch.y-1;
bespitch = (w + apitch) & ~apitch;
dest = vidix_mem + vidix_play.offsets[next_frame] + vidix_play.offset.y;
dest += bespitch*y + x;
src = image[0];
for(i=0;i<h;i++){
memcpy(dest,src,w);
src+=stride[0];
dest += bespitch;
}
apitch = vidix_play.dest.pitch.v-1;
bespitch = (w + apitch) & ~apitch;
dest = vidix_mem + vidix_play.offsets[next_frame] + vidix_play.offset.v;
dest += bespitch*y/4 + x;
src = image[1];
for(i=0;i<h/2;i++){
memcpy(dest,src,w/2);
src+=stride[1];
dest+=bespitch/2;
}
apitch = vidix_play.dest.pitch.u-1;
bespitch = (w + apitch) & ~apitch;
dest = vidix_mem + vidix_play.offsets[next_frame] + vidix_play.offset.u;
dest += bespitch*y/4 + x;
src = image[2];
for(i=0;i<h/2;i++){
memcpy(dest,src,w/2);
src+=stride[2];
dest += bespitch/2;
}
return 0;
}
uint32_t vidix_draw_slice_422(uint8_t *image[], int stride[], int w,int h,int x,int y)
{
uint8_t *src;
uint8_t *dest;
unsigned bespitch,apitch;
int i;
apitch = vidix_play.dest.pitch.y-1;
bespitch = (w*2 + apitch) & ~apitch;
dest = vidix_mem + vidix_play.offsets[next_frame] + vidix_play.offset.y;
dest += bespitch*y + x;
src = image[0];
for(i=0;i<h;i++){
memcpy(dest,src,w*2);
src+=stride[0];
dest += bespitch;
}
}
uint32_t vidix_draw_slice(uint8_t *image[], int stride[], int w,int h,int x,int y)
{
if(verbose > 1) printf("vosub_vidix: vidix_draw_slice() was called\n");
if(src_format == IMGFMT_YV12 || src_format == IMGFMT_I420 || src_format == IMGFMT_IYUV)
vidix_draw_slice_420(image,stride,w,h,x,y);
else
vidix_draw_slice_422(image,stride,w,h,x,y);
return 0;
}
uint32_t vidix_draw_frame(uint8_t *image[])
{
if(verbose > 1) printf("vosub_vidix: vidix_draw_frame() was called\n");
/* Note it's very strange but sometime for YUY2 draw_frame is called */
if(src_format == IMGFMT_YV12 || src_format == IMGFMT_I420 || src_format == IMGFMT_IYUV)
{
printf("vosub_vidix: draw_frame for i420 is called\nExiting...\n");
vidix_term();
exit( EXIT_FAILURE );
}
else
{
int stride[1];
stride[0] = vidix_play.src.w*2;
vidix_draw_slice_422(image,stride,vidix_play.src.w,vidix_play.src.h,
vidix_play.src.x,vidix_play.src.y);
}
return 0;
}
void vidix_flip_page(void)
{
if(verbose > 1) printf("vosub_vidix: vidix_flip_page() was called\n");
if(vo_doublebuffering)
{
vdlPlaybackFrameSelect(vidix_handler,next_frame);
next_frame=(next_frame+1)%vidix_play.num_frames;
}
}
static void draw_alpha_null(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride)
{
UNUSED(x0);
UNUSED(y0);
UNUSED(w);
UNUSED(h);
UNUSED(src);
UNUSED(srca);
UNUSED(stride);
}
static void draw_alpha(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride)
{
uint32_t apitch,bespitch;
void *lvo_mem;
lvo_mem = vidix_mem + vidix_play.offsets[next_frame] + vidix_play.offset.y;
apitch = vidix_play.dest.pitch.y-1;
bespitch = (vidix_play.src.w + apitch) & (~apitch);
switch(vidix_play.fourcc){
case IMGFMT_YV12:
case IMGFMT_IYUV:
case IMGFMT_I420:
vo_draw_alpha_yv12(w,h,src,srca,stride,lvo_mem+bespitch*y0+x0,bespitch);
break;
case IMGFMT_YUY2:
vo_draw_alpha_yuy2(w,h,src,srca,stride,lvo_mem+2*(bespitch*y0+x0),2*bespitch);
break;
case IMGFMT_UYVY:
vo_draw_alpha_yuy2(w,h,src,srca,stride,lvo_mem+2*(bespitch*y0+x0)+1,2*bespitch);
break;
default:
draw_alpha_null(x0,y0,w,h,src,srca,stride);
}
}
void vidix_draw_osd(void)
{
if(verbose > 1) printf("vosub_vidix: vidix_draw_osd() was called\n");
/* TODO: hw support */
vo_draw_text(vidix_play.src.w,vidix_play.src.h,draw_alpha);
}
uint32_t vidix_query_fourcc(uint32_t format)
{
if(verbose > 1) printf("vosub_vidix: query_format was called: %x (%s)\n",format,vo_format_name(format));
vidix_fourcc.fourcc = format;
vdlQueryFourcc(vidix_handler,&vidix_fourcc);
return vidix_fourcc.depth != VID_DEPTH_NONE;
}
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