vo_dxr3.c

来自「君正早期ucos系统(只有早期的才不没有打包成库),MPLAYER,文件系统,图」· C语言 代码 · 共 1,483 行 · 第 1/3 页

			    ioval = EM8300_VIDEOMODE_NTSC;
			} else {
			    ioval = EM8300_VIDEOMODE_PAL;
			}

			mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_AutoSelectedTVNormByFrameRate);
			ioval == EM8300_VIDEOMODE_NTSC ? mp_msg(MSGT_VO,MSGL_INFO, "NTSC") : mp_msg(MSGT_VO,MSGL_INFO, "PAL");
			printf(".\n"); 
	    }
	
		if (old_vmode != ioval) {
	    	if (ioctl(fd_control, EM8300_IOCTL_SET_VIDEOMODE, &ioval) < 0) {
				mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_UnableToSetTVNorm);
	    	}
		}
	}
	
	
	/* libavcodec requires a width and height that is x|16 */
	aspect_save_orig(width, height);
	aspect_save_prescale(d_width, d_height);
	ioctl(fd_control, EM8300_IOCTL_GET_VIDEOMODE, &ioval);
	if (ioval == EM8300_VIDEOMODE_NTSC) {
		mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_SettingUpForNTSC);
		aspect_save_screenres(352, 240);
	} else {
		mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_SettingUpForPALSECAM);
		aspect_save_screenres(352, 288);
	}
	aspect(&s_width, &s_height, A_ZOOM);
	s_width -= s_width % 16;
	s_height -= s_height % 16;
	
	/* Try to figure out whether to use widescreen output or not */
	/* Anamorphic widescreen modes makes this a pain in the ass */
	tmp1 = abs(d_height - ((d_width / 4) * 3));
	tmp2 = abs(d_height - (int) (d_width / 2.35));
	if (tmp1 < tmp2) {
		ioval = EM8300_ASPECTRATIO_4_3;
		mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_SettingAspectRatioTo43);
	} else {
		ioval = EM8300_ASPECTRATIO_16_9;
		mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_SettingAspectRatioTo169);
	}
	ioctl(fd_control, EM8300_IOCTL_SET_ASPECTRATIO, &ioval);

#ifdef SPU_SUPPORT
#ifdef HAVE_FREETYPE
	if (ioval == EM8300_ASPECTRATIO_16_9) {
		s_width *= d_height*1.78/s_height*(d_width*1.0/d_height)/2.35;
	} else {
		s_width *= 0.84;
	}
	//printf("VO: [dxr3] sw/sh:dw/dh ->%i,%i,%i,%i\n",s_width,s_height,d_width,d_height);
#else
	s_width*=2;
	s_height*=2;
#endif

	osdpicbuf = calloc( 1,s_width * s_height);
	if (osdpicbuf == NULL) {
		mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_OutOfMemory);
		return -1;
	}
	spued = (encodedata *) malloc(sizeof(encodedata));
	if (spued == NULL) {
	        free( osdpicbuf );
		mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_OutOfMemory);
		return -1;
	}
	spubuf = (encodedata *) malloc(sizeof(encodedata));
	if (spubuf == NULL) {
	        free( osdpicbuf );
		free( spued );
		mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_OutOfMemory);
		return -1;
	}
	osd_w = s_width;
	osd_h = s_height;
	osdpicbuf_w = s_width;
	osdpicbuf_h = s_height;
	
	spubuf->count=0;
	pixbuf_encode_rle( 0,0,osdpicbuf_w,osdpicbuf_h - 1,osdpicbuf,osdpicbuf_w,spubuf );

#endif

#ifdef HAVE_X11
	if (dxr3_overlay) {
		XVisualInfo vinfo;
		XSetWindowAttributes xswa;
		XSizeHints hint;
		unsigned long xswamask;
		Colormap cmap;
		XColor key_color;
		Window junkwindow;
		Screen *scr;
		int depth, red_shift, red_prec, green_shift, green_prec, blue_shift, blue_prec, acq_color;
		em8300_overlay_screen_t ovlscr;
		em8300_attribute_t ovlattr;

		vo_dx = (vo_screenwidth - d_width) / 2;
		vo_dy = (vo_screenheight - d_height) / 2;
		vo_dwidth = d_width;
		vo_dheight = d_height;
#ifdef HAVE_NEW_GUI
		if (use_gui) {
			guiGetEvent(guiSetShVideo, 0);
			XSetWindowBackground(mDisplay, vo_window, KEY_COLOR);
			XClearWindow(mDisplay, vo_window);
			XGetWindowAttributes(mDisplay, DefaultRootWindow(mDisplay), &xwin_attribs);
			depth = xwin_attribs.depth;
			if (depth != 15 && depth != 16 && depth != 24 && depth != 32) {
				depth = 24;
			}
			XMatchVisualInfo(mDisplay, mScreen, depth, TrueColor, &vinfo);
		} else
#endif
		{
			XGetWindowAttributes(mDisplay, DefaultRootWindow(mDisplay), &xwin_attribs);
			depth = xwin_attribs.depth;
			if (depth != 15 && depth != 16 && depth != 24 && depth != 32) {
				depth = 24;
			}
			XMatchVisualInfo(mDisplay, mScreen, depth, TrueColor, &vinfo);
			vo_x11_create_vo_window(&vinfo, vo_dx, vo_dy,
				d_width, d_height, flags,
				CopyFromParent, "Viewing Window", title);
			xswa.background_pixel = KEY_COLOR;
			xswa.border_pixel = 0;
			xswamask = CWBackPixel | CWBorderPixel;
			XChangeWindowAttributes(mDisplay, vo_window, xswamask, &xswa);
		}
		
		/* Start setting up overlay */
		XGetWindowAttributes(mDisplay, mRootWin, &xwin_attribs);
		overlay_set_screen(overlay_data, xwin_attribs.width, xwin_attribs.height, xwin_attribs.depth);
		overlay_read_state(overlay_data, NULL);

		/* Allocate keycolor */
		cmap = vo_x11_create_colormap(&vinfo);
		calculate_cvals(vinfo.red_mask, &red_shift, &red_prec);
		calculate_cvals(vinfo.green_mask, &green_shift, &green_prec);
		calculate_cvals(vinfo.blue_mask, &blue_shift, &blue_prec);
		
		key_color.red = ((KEY_COLOR >> 16) & 0xff) * 256;
		key_color.green = ((KEY_COLOR >> 8) & 0xff) * 256;
		key_color.blue = (KEY_COLOR & 0xff) * 256;
		key_color.pixel = (((key_color.red >> (16 - red_prec)) << red_shift) +
				   ((key_color.green >> (16 - green_prec)) << green_shift) +
				   ((key_color.blue >> (16 - blue_prec)) << blue_shift));
		key_color.flags = DoRed | DoGreen | DoBlue;
		if (!XAllocColor(mDisplay, cmap, &key_color)) {
			mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_UnableToAllocateKeycolor);
			return -1;
		}
		
		acq_color = ((key_color.red / 256) << 16) | ((key_color.green / 256) << 8) | key_color.blue;
		if (key_color.pixel != KEY_COLOR) {
			mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_UnableToAllocateExactKeycolor, key_color.pixel);	
		}
		
		/* Set keycolor and activate overlay */
		XSetWindowBackground(mDisplay, vo_window, key_color.pixel);
		XClearWindow(mDisplay, vo_window);
		overlay_set_keycolor(overlay_data, key_color.pixel);
		overlay_set_mode(overlay_data, EM8300_OVERLAY_MODE_OVERLAY);
		overlay_set_mode(overlay_data, EM8300_OVERLAY_MODE_RECTANGLE);
	}

	if (vo_ontop) vo_x11_setlayer(mDisplay, vo_window, vo_ontop);

#endif

	return 0;
}

static void draw_alpha(int x, int y, int w, int h, unsigned char* src, unsigned char *srca, int srcstride)
{
#ifdef SPU_SUPPORT
	unsigned char *buf = &osdpicbuf[(y * osdpicbuf_w) + x];
	int by = 0;
	register int lx, ly;
	register int stride = 0;
	
	for (ly = 0; ly < h - 1; ly++) 
	 {
	  for(lx = 0; lx < w; lx++ )
	   if ( ( srca[stride + lx] )&&( src[stride + lx] >= 128 ) ) buf[by + lx] = 3;
	  by+=osdpicbuf_w;
	  stride+=srcstride;
	}
	pixbuf_encode_rle(x, y, osdpicbuf_w, osdpicbuf_h - 1, osdpicbuf, osdpicbuf_w, spued);
#endif
}

extern int vo_osd_changed_flag;
extern mp_osd_obj_t* vo_osd_list;

static void draw_osd(void)
{
#ifdef SPU_SUPPORT
 static int cleared = 0;
        int changed = 0;

	if ((disposd % 15) == 0) 
	{
		{
		 mp_osd_obj_t* obj = vo_osd_list;
		 vo_update_osd( osd_w,osd_h );
		 while( obj )
		  {
		   if ( obj->flags & OSDFLAG_VISIBLE ) { changed=1; break; }
		   obj=obj->next;
		  }
		}
		if ( changed )
		 {
		  vo_draw_text(osd_w, osd_h, draw_alpha);
		  memset(osdpicbuf, 0, s_width * s_height);
		  cleared=0;
		 }
		  else
		   {
		    if ( !cleared )
		     {
		      spued->count=spubuf->count;
		      fast_memcpy( spued->data,spubuf->data,DATASIZE );
		      cleared=1;
		     }
		   }


		/* could stand some check here to see if the subpic hasn't changed
		 * as if it hasn't and we re-send it it will "blink" as the last one
		 * is turned off, and the new one (same one) is turned on
		 */
/*		Subpics are not stable yet =(
		expect lockups if you enable */
#if 1
		write(fd_spu, spued->data, spued->count);
#endif
	}
	disposd++;
#endif
}


static int draw_frame(uint8_t * src[])
{
	vo_mpegpes_t *p = (vo_mpegpes_t *) src[0];

#ifdef SPU_SUPPORT
	if (p->id == 0x20) {
		write(fd_spu, p->data, p->size);
	} else
#endif
		write(fd_video, p->data, p->size);
	return 0;
}

static void flip_page(void)
{
#ifdef HAVE_X11
	if (dxr3_overlay) {
		int event = vo_x11_check_events(mDisplay);
		if (event & VO_EVENT_RESIZE) {
			Window junkwindow;
			XGetWindowAttributes(mDisplay, vo_window, &xwin_attribs);
			XTranslateCoordinates(mDisplay, vo_window, mRootWin, -xwin_attribs.border_width, -xwin_attribs.border_width, &xwin_attribs.x, &xwin_attribs.y, &junkwindow);
			overlay_set_window(overlay_data, xwin_attribs.x, xwin_attribs.y, xwin_attribs.width, xwin_attribs.height);
		}
		if (event & VO_EVENT_EXPOSE) {
			Window junkwindow;
			XSetWindowBackground(mDisplay, vo_window, KEY_COLOR);
			XClearWindow(mDisplay, vo_window);
			XGetWindowAttributes(mDisplay, vo_window, &xwin_attribs);
			XTranslateCoordinates(mDisplay, vo_window, mRootWin, -xwin_attribs.border_width, -xwin_attribs.border_width, &xwin_attribs.x, &xwin_attribs.y, &junkwindow);
			overlay_set_window(overlay_data, xwin_attribs.x, xwin_attribs.y, xwin_attribs.width, xwin_attribs.height);
		}
	}
#endif

	if (dxr3_newsync) {
		ioctl(fd_control, EM8300_IOCTL_SCR_GET, &ioval);
		ioval <<= 1;
		if (vo_pts == 0) {
			ioval = 0;
			ioctl(fd_control, EM8300_IOCTL_SCR_SET, &ioval);
			pts_offset = 0;
		} else if ((vo_pts - pts_offset) < (ioval - 7200) || (vo_pts - pts_offset) > (ioval + 7200)) {
			ioval = (vo_pts + pts_offset) >> 1;
	    		ioctl(fd_control, EM8300_IOCTL_SCR_SET, &ioval);
			ioctl(fd_control, EM8300_IOCTL_SCR_GET, &ioval);
			pts_offset = vo_pts - (ioval << 1);
			if (pts_offset < 0) {
				pts_offset = 0;
			}
		}
		ioval = vo_pts + pts_offset;
		ioctl(fd_video, EM8300_IOCTL_SPU_SETPTS, &ioval);
		ioctl(fd_video, EM8300_IOCTL_VIDEO_SETPTS, &ioval);
		prev_pts = vo_pts;
	} else if (dxr3_prebuf) {
		ioctl(fd_spu, EM8300_IOCTL_SPU_SETPTS, &vo_pts);
		ioctl(fd_video, EM8300_IOCTL_VIDEO_SETPTS, &vo_pts);
	}
}

static int draw_slice(uint8_t *srcimg[], int stride[], int w, int h, int x0, int y0)
{
	return -1;
}

static void uninit(void)
{
	mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_Uninitializing);
#ifdef HAVE_X11
	if (dxr3_overlay) {
		overlay_set_mode(overlay_data, EM8300_OVERLAY_MODE_OFF);
		overlay_release(overlay_data);
		
#ifdef HAVE_NEW_GUI
		if (!use_gui) {
#endif
			vo_x11_uninit();

#ifdef HAVE_NEW_GUI
		}
#endif
	}
#endif
	if (old_vmode != -1) {
		if (ioctl(fd_control, EM8300_IOCTL_SET_VIDEOMODE, &old_vmode) < 0) {
			mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_FailedRestoringTVNorm);
		}
	}
	
	if (fd_video) {
		close(fd_video);
	}
	if (fd_spu) {
		close(fd_spu);
	}
	if (fd_control) {
		close(fd_control);
	}
#ifdef SPU_SUPPORT
	if(osdpicbuf) {
		free(osdpicbuf);
	}
	if(spued) {
		free(spued);
	}
#endif
}

static void check_events(void)
{
}

static int preinit(const char *arg)
{
	char devname[MAX_STR_SIZE];
	int fdflags = O_WRONLY;

	/* Parse commandline */
	while (arg) {
		if (!strncmp("prebuf", arg, 6) && !dxr3_prebuf) {
			mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_EnablingPrebuffering);
			dxr3_prebuf = 1;
		} else if (!strncmp("sync", arg, 4) && !dxr3_newsync) {
			mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_UsingNewSyncEngine);
			dxr3_newsync = 1;
		} else if (!strncmp("overlay", arg, 7) && !dxr3_overlay) {
#ifdef HAVE_X11
			mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_UsingOverlay);
			dxr3_overlay = 1;
#else
			mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_ErrorYouNeedToCompileMplayerWithX11);
#endif
		} else if (!strncmp("norm=", arg, 5)) {
			arg += 5;
			// dxr3_norm is 0 (-> don't change norm) by default
			// but maybe someone changes this in the future

			mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_WillSetTVNormTo);
			
			if (*arg == '5') {
			    dxr3_norm = 5;
			    mp_msg(MSGT_VO,MSGL_INFO, "NTSC");
			} else if (*arg == '4') {
			    dxr3_norm = 4;
			    mp_msg(MSGT_VO,MSGL_INFO, "PAL-60");
			} else if (*arg == '3') {
			    dxr3_norm = 3;
			    mp_msg(MSGT_VO,MSGL_INFO, "PAL");
			} else if (*arg == '2') {
			    dxr3_norm = 2;
			    mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_AutoAdjustToMovieFrameRatePALPAL60);
			} else if (*arg == '1') {
			    dxr3_norm = 1;
			    mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_AutoAdjustToMovieFrameRatePALNTSC);
			} else if (*arg == '0') {
			    dxr3_norm = 0;
			    mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_UseCurrentNorm);
			} else {
			    dxr3_norm = 0;
			    mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_UseUnknownNormSuppliedCurrentNorm);
			}
			
			mp_msg(MSGT_VO,MSGL_INFO, ".\n");
		} else if (arg[0] == '0' || arg[0] == '1' || arg[0] == '2' || arg[0] == '3') {
			dxr3_device_num = arg[0];
		}
		
		arg = strchr(arg, ':');
		if (arg) {
			arg++;
		}
	}
	

	/* Open the control interface */
	sprintf(devname, "/dev/em8300-%d", dxr3_device_num);
	fd_control = open(devname, fdflags);
	if (fd_control < 1) {
		/* Fall back to old naming scheme */
		mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_ErrorOpeningForWritingTrying, devname);
		sprintf(devname, "/dev/em8300");
		fd_control = open(devname, fdflags);
		if (fd_control < 1) {
			mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_ErrorOpeningForWritingAsWell);
			return -1;
		}
	} else {
		mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_Opened, devname);
	}

	/* Open the video interface */
	sprintf(devname, "/dev/em8300_mv-%d", dxr3_device_num);
	fd_video = open(devname, fdflags);
	if (fd_video < 0) {
		/* Fall back to old naming scheme */
		mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_ErrorOpeningForWritingTryingMV, devname);
		sprintf(devname, "/dev/em8300_mv");
		fd_video = open(devname, fdflags);
		if (fd_video < 0) {
			mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_ErrorOpeningForWritingAsWellMV);
			uninit();
			return -1;
		}
	} else {
		mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_Opened, devname);
	}
	strcpy(fdv_name, devname);
	
	/* Open the subpicture interface */
	sprintf(devname, "/dev/em8300_sp-%d", dxr3_device_num);
	fd_spu = open(devname, fdflags);
	if (fd_spu < 0) {
		/* Fall back to old naming scheme */
		mp_msg(MSGT_VO,MSGL_WARN, MSGTR_LIBVO_DXR3_ErrorOpeningForWritingTryingSP, devname);
		sprintf(devname, "/dev/em8300_sp");
		fd_spu = open(devname, fdflags);
		if (fd_spu < 0) {
			mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_ErrorOpeningForWritingAsWellSP);
			uninit();
			return -1;
		}
	} else {
		mp_msg(MSGT_VO,MSGL_INFO, MSGTR_LIBVO_DXR3_Opened, devname);
	}
	strcpy(fds_name, devname);
	
#ifdef HAVE_X11
	if (dxr3_overlay) {
	
		/* Fucked up hack needed to enable overlay.
		 * Will be removed as soon as I figure out
		 * how to make it work like it should
		 */
		Display *dpy;
		overlay_t *ov;
		XWindowAttributes attribs;
		
		dpy = XOpenDisplay(NULL);
	    	if (!dpy) {
			mp_msg(MSGT_VO,MSGL_ERR, MSGTR_LIBVO_DXR3_UnableToOpenDisplayDuringHackSetup);
			return -1;
		}
		XGetWindowAttributes(dpy, RootWindow(dpy, DefaultScreen(dpy)), &attribs);
		ov = overlay_init(fd_control);
		overlay_set_screen(ov, attribs.width, attribs.height, PlanesOfScreen(ScreenOfDisplay(dpy, 0)));
		overlay_read_state(ov, NULL);