Attachment 145420 Details for Bug 206525 – test app in C that shows difference

test app in C that shows difference

testxv_yuv.c (text/x-csrc), 8.59 KB, created by david schuller on 2007-01-12 02:36:58 UTC

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Creator: david schuller

Created: 2007-01-12 02:36:58 UTC

Size: 8.59 KB

patch

obsolete

>/* -------------------------------------------
> * ---		  XV Testcode		   ---
> * ---		    by AW		   ---*/
>
>
>#include <stdlib.h>
>#include <stdio.h>
>#include <unistd.h>
>#include <time.h>
>#include <sys/ipc.h>
>#include <sys/shm.h>
>
>#include <X11/Xlib.h>
>#include <X11/Xutil.h>
>#include <X11/Xatom.h>
>#include <X11/extensions/Xv.h>
>#include <X11/extensions/Xvlib.h>
>#include <X11/extensions/XShm.h>
>
>
>extern int 	XShmQueryExtension(Display*);
>extern int 	XShmGetEventBase(Display*);
>extern XvImage  *XvShmCreateImage(Display*, XvPortID, int, char*, int, int, XShmSegmentInfo*);
>
>void put_pixel(char* data, int x, int y, int maxx, int p) {
>  data[y*maxx + x] = p;
>}
>	
>
>int main (int argc, char* argv[]) {
>  int		yuv_width = 1024;
>  int		yuv_height = 768;
>  
>  int		xv_port = -1;
>  int		adaptor, attributes, formats;
>  unsigned int	encodings;
>  int		i, j, k, ret, p;
>  int		_x, _y;
>  unsigned int  _d, _w, _bw, _h;
>  long		secsb, secsa, frames;
>  
>  XvAdaptorInfo		*ai;
>  XvEncodingInfo	*ei;
>  XvAttribute		*at;
>  XvImageFormatValues	*fo;
>
>  XvImage		*yuv_image;
>
>#define GUID_YUV12_PLANAR 0x32315659
>#define XV_UYVY 0x59565955
>
>  unsigned int		p_version, p_release,
>  			p_request_base, p_event_base, p_error_base;
>  unsigned int			p_num_adaptors;
>   	
>  Display		*dpy;
>  Window		window, _dw;
>  XSizeHints		hint;
>  XSetWindowAttributes	xswa;
>  XVisualInfo		vinfo;
>  int			screen;
>  unsigned long		mask;
>  XEvent		event;
>  GC			gc;
>
>  /** for shm */
>  int 			shmem_flag = 0;
>  XShmSegmentInfo	yuv_shminfo;
>  int			CompletionType;
>
>
>  printf("starting up video testapp...\n\n");
>  
>  adaptor = -1;
>	
>  dpy = XOpenDisplay(NULL);
>  if (dpy == NULL) {
>    printf("Cannot open Display.\n");
>    exit (-1);
>  }
>  
>  screen = DefaultScreen(dpy);
>  
>  /** find best display */
>  if (XMatchVisualInfo(dpy, screen, 24, TrueColor, &vinfo)) {
>    printf(" found 24bit TrueColor\n");
>  } else
>    if (XMatchVisualInfo(dpy, screen, 16, TrueColor, &vinfo)) {
>      printf(" found 16bit TrueColor\n");
>    } else
>      if (XMatchVisualInfo(dpy, screen, 15, TrueColor, &vinfo)) {
>	printf(" found 15bit TrueColor\n");
>      } else
>  	if (XMatchVisualInfo(dpy, screen, 8, PseudoColor, &vinfo)) {
>	  printf(" found 8bit PseudoColor\n");
>  	} else
>	  if (XMatchVisualInfo(dpy, screen, 8, GrayScale, &vinfo)) {
>	    printf(" found 8bit GrayScale\n");
>	  } else
>	    if (XMatchVisualInfo(dpy, screen, 8, StaticGray, &vinfo)) {
>	      printf(" found 8bit StaticGray\n");
>	    } else
>	      if (XMatchVisualInfo(dpy, screen, 1, StaticGray, &vinfo)) {
>  		printf(" found 1bit StaticGray\n");
>	      } else {
>  		printf("requires 16 bit display\n");
>  		exit (-1);
>	      }
>  
>  CompletionType = -1;	
>  
>  hint.x = 1;
>  hint.y = 1;
>  hint.width = yuv_width;
>  hint.height = yuv_height;
>  hint.flags = PPosition | PSize;
>  
>  xswa.colormap =  XCreateColormap(dpy, DefaultRootWindow(dpy), vinfo.visual, AllocNone);
>  xswa.event_mask = StructureNotifyMask | ExposureMask;
>  xswa.background_pixel = 0;
>  xswa.border_pixel = 0;
>  
>  mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
>  
>  window = XCreateWindow(dpy, DefaultRootWindow(dpy),
>			 0, 0,
>			 yuv_width,
>			 yuv_height,
>			 0, vinfo.depth,
>			 InputOutput,
>			 vinfo.visual,
>			 mask, &xswa);
>  
>  XStoreName(dpy, window, "firstxv");
>  XSetIconName(dpy, window, "firstxv");
>  
>  XSelectInput(dpy, window, StructureNotifyMask);
>  
>  /** Map window */
>  XMapWindow(dpy, window);
>  
>  /** Wait for map. */
>  do {
>    XNextEvent(dpy, &event);
>  }
>  while (event.type != MapNotify || event.xmap.event != window);
>  
>  if (XShmQueryExtension(dpy)) shmem_flag = 1;
>  if (!shmem_flag) {
>    printf("no shmem available.\n");
>    exit (-1);
>  }
>  
>  if (shmem_flag==1) CompletionType = XShmGetEventBase(dpy) + ShmCompletion;
>  
>  
>  /**--------------------------------- XV ------------------------------------*/
>  printf("beginning to parse the Xvideo extension...\n\n");
>  
>  /** query and print Xvideo properties */
>  ret = XvQueryExtension(dpy, &p_version, &p_release, &p_request_base,
>			 &p_event_base, &p_error_base);
>  if (ret != Success) {
>    if (ret == XvBadExtension)
>      printf("XvBadExtension returned at XvQueryExtension.\n");
>    else
>      if (ret == XvBadAlloc)
>	printf("XvBadAlloc returned at XvQueryExtension.\n");
>      else
>	printf("other error happened at XvQueryExtension.\n");
>  }
>  printf("========================================\n");
>  printf("XvQueryExtension returned the following:\n");
>  printf("p_version      : %u\n", p_version);
>  printf("p_release      : %u\n", p_release);
>  printf("p_request_base : %u\n", p_request_base);
>  printf("p_event_base   : %u\n", p_event_base);
>  printf("p_error_base   : %u\n", p_error_base);
>  printf("========================================\n");
>  
>  ret = XvQueryAdaptors(dpy, DefaultRootWindow(dpy),
>			&p_num_adaptors, &ai);
>  
>  if (ret != Success) {
>    if (ret == XvBadExtension)
>      printf("XvBadExtension returned at XvQueryExtension.\n");
>    else
>      if (ret == XvBadAlloc)
>	printf("XvBadAlloc returned at XvQueryExtension.\n");
>      else
>	printf("other error happaned at XvQueryAdaptors.\n");
>  }
>  printf("=======================================\n");
>  printf("XvQueryAdaptors returned the following:\n");
>  printf("%d adaptors available.\n", p_num_adaptors);
>  for (i = 0; i < p_num_adaptors; i++) {
>    printf(" name:        %s\n"
>	   " type:        %s%s%s%s%s\n"
>	   " ports:       %ld\n"
>	   " first port:  %ld\n",
>	   ai[i].name,
>	   (ai[i].type & XvInputMask)	? "input | "	: "",
>	   (ai[i].type & XvOutputMask)	? "output | "	: "",
>	   (ai[i].type & XvVideoMask)	? "video | "	: "",
>	   (ai[i].type & XvStillMask)	? "still | "	: "",
>	   (ai[i].type & XvImageMask)	? "image | "	: "",
>	   ai[i].num_ports,
>	   ai[i].base_id);
>    xv_port = ai[i].base_id;
>    
>    printf("adaptor %d ; format list:\n", i);
>    for (j = 0; j < ai[i].num_formats; j++) {
>      printf(" depth=%d, visual=%ld\n",
>	     ai[i].formats[j].depth,
>	     ai[i].formats[j].visual_id);
>    }
>    for (p = ai[i].base_id; p < ai[i].base_id+ai[i].num_ports; p++) {
>      
>      printf(" encoding list for port %d\n", p);
>      if (XvQueryEncodings(dpy, p, &encodings, &ei) != Success) {
>	printf("XvQueryEncodings failed.\n");
>	continue;
>      }
>      for (j = 0; j < encodings; j++) {
>	printf("  id=%ld, name=%s, size=%ldx%ld, numerator=%d, denominator=%d\n",
>	       ei[j].encoding_id, ei[j].name, ei[j].width, ei[j].height,
>	       ei[j].rate.numerator, ei[j].rate.denominator);
>      }
>      XvFreeEncodingInfo(ei);
>      
>      printf(" attribute list for port %d\n", p);
>      at = XvQueryPortAttributes(dpy, p, &attributes);
>      for (j = 0; j < attributes; j++) {
>	printf("  name:       %s\n"
>	       "  flags:     %s%s\n"
>	       "  min_color:  %i\n"
>	       "  max_color:  %i\n",
>	       at[j].name,
>	       (at[j].flags & XvGettable) ? " get" : "",
>	       (at[j].flags & XvSettable) ? " set" : "",						
>	       at[j].min_value, at[j].max_value);
>      }
>      if (at)
>	XFree(at);
>      
>      printf(" image format list for port %d\n", p);
>      fo = XvListImageFormats(dpy, p, &formats);
>      for (j = 0; j < formats; j++) {
>	printf("  0x%x (%4.4s) %s\n",
>	       fo[j].id,
>	       (char *)&fo[j].id,
>	       (fo[j].format == XvPacked) ? "packed" : "planar");
>      }
>      if (fo)
>	XFree(fo);
>    }
>    printf("\n");
>  }
>  if (p_num_adaptors > 0)
>    XvFreeAdaptorInfo(ai);
>  if (xv_port == -1)
>    exit (0);
>  
>  gc = XCreateGC(dpy, window, 0, 0);		
>  
>  yuv_image = XvShmCreateImage(dpy, xv_port, XV_UYVY, 0, yuv_width, yuv_height, &yuv_shminfo);
>  yuv_shminfo.shmid = shmget(IPC_PRIVATE, yuv_image->data_size, IPC_CREAT | 0777);
>  yuv_shminfo.shmaddr = yuv_image->data = shmat(yuv_shminfo.shmid, 0, 0);
>  yuv_shminfo.readOnly = False;
>#
>  
>  if (!XShmAttach(dpy, &yuv_shminfo)) {
>    printf("XShmAttach failed !\n");
>    exit (-1);
>  }
>  
>  for (i = 0; i < yuv_image->height; i++) {
>    for (j = 0; j < yuv_image->width; j++) {
>      for (k = 1; k < 3; k++) {
>//      yuv_image->data[yuv_image->width*i + j] = i*j;
>      yuv_image->data[yuv_image->width*i*k + j] = i+j;
>      }
>    }
>  }
>  
>  printf("%d\n", yuv_image->data_size);
> 
>  while (1) {
>    frames = secsa = secsb = 0;
>    time(&secsa);
>    while (frames < 255) {	
>      XGetGeometry(dpy, window, &_dw, &_x, &_y, &_w, &_h, &_bw, &_d);
>      
>      XvShmPutImage(dpy, xv_port, window, gc, yuv_image,
>		    0, 0, yuv_image->width, yuv_image->height,
>		    0, 0, _w, _h, True);
>	usleep(20000);      
>
>//  for (i = 0; i < yuv_image->height; i++) {
>//    for (j = 0; j < yuv_image->width; j++) {
>//      yuv_image->data[yuv_image->width*i + j] = 8*(i*j)+frames;
>//    }
>//  }
>
>      frames++;
>    }
>    time(&secsb);
>    printf("%ld frames in %ld seconds; %.4f fps\n", frames, secsb-secsa, (double) frames/(secsb-secsa));
>  }
>  
>  return 0;
>}

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Attachments on bug 206525: 144662 | 144663 | 144664 | 144665 | 144666 | 145420 | 145421 | 145483 | 145944