Esempio n. 1
0
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%                                                                             %
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%                                                                             %
%   B o r d e r I m a g e                                                     %
%                                                                             %
%                                                                             %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  BorderImage() surrounds the image with a border of the color defined by
%  the bordercolor member of the image structure.  The width and height
%  of the border are defined by the corresponding members of the border_info
%  structure.
%
%  The format of the BorderImage method is:
%
%      Image *BorderImage(const Image *image,const RectangleInfo *border_info,
%        ExceptionInfo *exception)
%
%  A description of each parameter follows:
%
%    o image: the image.
%
%    o border_info:  Define the width and height of the border.
%
%    o exception: return any errors or warnings in this structure.
%
*/
MagickExport Image *BorderImage(const Image *image,
  const RectangleInfo *border_info,ExceptionInfo *exception)
{
  Image
    *border_image,
    *clone_image;

  FrameInfo
    frame_info;

  assert(image != (const Image *) NULL);
  assert(image->signature == MagickSignature);
  if (image->debug != MagickFalse)
    (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
  assert(border_info != (RectangleInfo *) NULL);
  frame_info.width=image->columns+(border_info->width << 1);
  frame_info.height=image->rows+(border_info->height << 1);
  frame_info.x=(ssize_t) border_info->width;
  frame_info.y=(ssize_t) border_info->height;
  frame_info.inner_bevel=0;
  frame_info.outer_bevel=0;
  clone_image=CloneImage(image,0,0,MagickTrue,exception);
  if (clone_image == (Image *) NULL)
    return((Image *) NULL);
  clone_image->matte_color=image->border_color;
  border_image=FrameImage(clone_image,&frame_info,exception);
  clone_image=DestroyImage(clone_image);
  if (border_image != (Image *) NULL)
    border_image->matte_color=image->matte_color;
  return(border_image);
}
Esempio n. 2
0
bool Viz10Example1::processFrame24Bit() {
	cvFlip(FrameImage());
	return true;
}
Esempio n. 3
0
MagickExport Image *MontageImageList(const ImageInfo *image_info,
  const MontageInfo *montage_info,const Image *images,ExceptionInfo *exception)
{
#define MontageImageTag  "Montage/Image"
#define TileImageTag  "Tile/Image"

  char
    tile_geometry[MagickPathExtent],
    *title;

  const char
    *value;

  DrawInfo
    *draw_info;

  FrameInfo
    frame_info;

  Image
    *image,
    **image_list,
    **master_list,
    *montage,
    *texture,
    *tile_image,
    *thumbnail;

  ImageInfo
    *clone_info;

  MagickBooleanType
    concatenate,
    proceed,
    status;

  MagickOffsetType
    tiles;

  MagickProgressMonitor
    progress_monitor;

  MagickStatusType
    flags;

  register ssize_t
    i;

  RectangleInfo
    bounds,
    geometry,
    extract_info;

  size_t
    border_width,
    extent,
    height,
    images_per_page,
    max_height,
    number_images,
    number_lines,
    sans,
    tiles_per_column,
    tiles_per_page,
    tiles_per_row,
    title_offset,
    total_tiles,
    width;

  ssize_t
    bevel_width,
    tile,
    x,
    x_offset,
    y,
    y_offset;

  TypeMetric
    metrics;

  /*
    Create image tiles.
  */
  assert(images != (Image *) NULL);
  assert(images->signature == MagickCoreSignature);
  if (images->debug != MagickFalse)
    (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",images->filename);
  assert(montage_info != (MontageInfo *) NULL);
  assert(montage_info->signature == MagickCoreSignature);
  assert(exception != (ExceptionInfo *) NULL);
  assert(exception->signature == MagickCoreSignature);
  number_images=GetImageListLength(images);
  master_list=ImageListToArray(images,exception);
  image_list=master_list;
  image=image_list[0];
  if (master_list == (Image **) NULL)
    ThrowImageException(ResourceLimitError,"MemoryAllocationFailed");
  thumbnail=NewImageList();
  for (i=0; i < (ssize_t) number_images; i++)
  {
    image=CloneImage(image_list[i],0,0,MagickTrue,exception);
    if (image == (Image *) NULL)
      break;
    (void) ParseAbsoluteGeometry("0x0+0+0",&image->page);
    progress_monitor=SetImageProgressMonitor(image,(MagickProgressMonitor) NULL,
      image->client_data);
    flags=ParseRegionGeometry(image,montage_info->geometry,&geometry,exception);
    thumbnail=ThumbnailImage(image,geometry.width,geometry.height,exception);
    if (thumbnail == (Image *) NULL)
      break;
    image_list[i]=thumbnail;
    (void) SetImageProgressMonitor(image,progress_monitor,image->client_data);
    proceed=SetImageProgress(image,TileImageTag,(MagickOffsetType) i,
      number_images);
    if (proceed == MagickFalse)
      break;
    image=DestroyImage(image);
  }
  if (i < (ssize_t) number_images)
    {
      if (thumbnail == (Image *) NULL)
        i--;
      for (tile=0; (ssize_t) tile <= i; tile++)
        if (image_list[tile] != (Image *) NULL)
          image_list[tile]=DestroyImage(image_list[tile]);
      master_list=(Image **) RelinquishMagickMemory(master_list);
      return((Image *) NULL);
    }
  /*
    Sort image list by increasing tile number.
  */
  for (i=0; i < (ssize_t) number_images; i++)
    if (image_list[i]->scene == 0)
      break;
  if (i == (ssize_t) number_images)
    qsort((void *) image_list,(size_t) number_images,sizeof(*image_list),
      SceneCompare);
  /*
    Determine tiles per row and column.
  */
  tiles_per_column=(size_t) sqrt((double) number_images);
  tiles_per_row=(size_t) ceil((double) number_images/tiles_per_column);
  x_offset=0;
  y_offset=0;
  if (montage_info->tile != (char *) NULL)
    GetMontageGeometry(montage_info->tile,number_images,&x_offset,&y_offset,
      &tiles_per_column,&tiles_per_row);
  /*
    Determine tile sizes.
  */
  concatenate=MagickFalse;
  SetGeometry(image_list[0],&extract_info);
  extract_info.x=(ssize_t) montage_info->border_width;
  extract_info.y=(ssize_t) montage_info->border_width;
  if (montage_info->geometry != (char *) NULL)
    {
      /*
        Initialize tile geometry.
      */
      flags=GetGeometry(montage_info->geometry,&extract_info.x,&extract_info.y,
        &extract_info.width,&extract_info.height);
      concatenate=((flags & RhoValue) == 0) && ((flags & SigmaValue) == 0) ?
        MagickTrue : MagickFalse;
    }
  border_width=montage_info->border_width;
  bevel_width=0;
  (void) ResetMagickMemory(&frame_info,0,sizeof(frame_info));
  if (montage_info->frame != (char *) NULL)
    {
      char
        absolute_geometry[MagickPathExtent];

      frame_info.width=extract_info.width;
      frame_info.height=extract_info.height;
      (void) FormatLocaleString(absolute_geometry,MagickPathExtent,"%s!",
        montage_info->frame);
      flags=ParseMetaGeometry(absolute_geometry,&frame_info.outer_bevel,
        &frame_info.inner_bevel,&frame_info.width,&frame_info.height);
      if ((flags & HeightValue) == 0)
        frame_info.height=frame_info.width;
      if ((flags & XiValue) == 0)
        frame_info.outer_bevel=(ssize_t) frame_info.width/2-1;
      if ((flags & PsiValue) == 0)
        frame_info.inner_bevel=frame_info.outer_bevel;
      frame_info.x=(ssize_t) frame_info.width;
      frame_info.y=(ssize_t) frame_info.height;
      bevel_width=(ssize_t) MagickMax(frame_info.inner_bevel,
        frame_info.outer_bevel);
      border_width=(size_t) MagickMax((ssize_t) frame_info.width,
        (ssize_t) frame_info.height);
    }
  for (i=0; i < (ssize_t) number_images; i++)
  {
    if (image_list[i]->columns > extract_info.width)
      extract_info.width=image_list[i]->columns;
    if (image_list[i]->rows > extract_info.height)
      extract_info.height=image_list[i]->rows;
  }
  /*
    Initialize draw attributes.
  */
  clone_info=CloneImageInfo(image_info);
  clone_info->background_color=montage_info->background_color;
  clone_info->border_color=montage_info->border_color;
  draw_info=CloneDrawInfo(clone_info,(DrawInfo *) NULL);
  if (montage_info->font != (char *) NULL)
    (void) CloneString(&draw_info->font,montage_info->font);
  if (montage_info->pointsize != 0.0)
    draw_info->pointsize=montage_info->pointsize;
  draw_info->gravity=CenterGravity;
  draw_info->stroke=montage_info->stroke;
  draw_info->fill=montage_info->fill;
  draw_info->text=AcquireString("");
  (void) GetTypeMetrics(image_list[0],draw_info,&metrics,exception);
  texture=NewImageList();
  if (montage_info->texture != (char *) NULL)
    {
      (void) CopyMagickString(clone_info->filename,montage_info->texture,
        MagickPathExtent);
      texture=ReadImage(clone_info,exception);
    }
  /*
    Determine the number of lines in an next label.
  */
  title=InterpretImageProperties(clone_info,image_list[0],montage_info->title,
    exception);
  title_offset=0;
  if (montage_info->title != (char *) NULL)
    title_offset=(size_t) (2*(metrics.ascent-metrics.descent)*
      MultilineCensus(title)+2*extract_info.y);
  number_lines=0;
  for (i=0; i < (ssize_t) number_images; i++)
  {
    value=GetImageProperty(image_list[i],"label",exception);
    if (value == (const char *) NULL)
      continue;
    if (MultilineCensus(value) > number_lines)
      number_lines=MultilineCensus(value);
  }
  /*
    Allocate next structure.
  */
  tile_image=AcquireImage((ImageInfo *) NULL,exception);
  montage=AcquireImage(clone_info,exception);
  montage->background_color=montage_info->background_color;
  montage->scene=0;
  images_per_page=(number_images-1)/(tiles_per_row*tiles_per_column)+1;
  tiles=0;
  total_tiles=(size_t) number_images;
  for (i=0; i < (ssize_t) images_per_page; i++)
  {
    /*
      Determine bounding box.
    */
    tiles_per_page=tiles_per_row*tiles_per_column;
    x_offset=0;
    y_offset=0;
    if (montage_info->tile != (char *) NULL)
      GetMontageGeometry(montage_info->tile,number_images,&x_offset,&y_offset,
        &sans,&sans);
    tiles_per_page=tiles_per_row*tiles_per_column;
    y_offset+=(ssize_t) title_offset;
    max_height=0;
    bounds.width=0;
    bounds.height=0;
    width=0;
    for (tile=0; tile < (ssize_t) tiles_per_page; tile++)
    {
      if (tile < (ssize_t) number_images)
        {
          width=concatenate != MagickFalse ? image_list[tile]->columns :
            extract_info.width;
          if (image_list[tile]->rows > max_height)
            max_height=image_list[tile]->rows;
        }
      x_offset+=(ssize_t) (width+2*(extract_info.x+border_width));
      if (x_offset > (ssize_t) bounds.width)
        bounds.width=(size_t) x_offset;
      if (((tile+1) == (ssize_t) tiles_per_page) ||
          (((tile+1) % tiles_per_row) == 0))
        {
          x_offset=0;
          if (montage_info->tile != (char *) NULL)
            GetMontageGeometry(montage_info->tile,number_images,&x_offset,&y,
              &sans,&sans);
          height=concatenate != MagickFalse ? max_height : extract_info.height;
          y_offset+=(ssize_t) (height+(extract_info.y+(ssize_t) border_width)*2+
            (metrics.ascent-metrics.descent+4)*number_lines+
            (montage_info->shadow != MagickFalse ? 4 : 0));
          if (y_offset > (ssize_t) bounds.height)
            bounds.height=(size_t) y_offset;
          max_height=0;
        }
    }
    if (montage_info->shadow != MagickFalse)
      bounds.width+=4;
    /*
      Initialize montage image.
    */
    (void) CopyMagickString(montage->filename,montage_info->filename,
      MagickPathExtent);
    montage->columns=(size_t) MagickMax((ssize_t) bounds.width,1);
    montage->rows=(size_t) MagickMax((ssize_t) bounds.height,1);
    (void) SetImageBackgroundColor(montage,exception);
    /*
      Set montage geometry.
    */
    montage->montage=AcquireString((char *) NULL);
    tile=0;
    extent=1;
    while (tile < MagickMin((ssize_t) tiles_per_page,(ssize_t) number_images))
    {
      extent+=strlen(image_list[tile]->filename)+1;
      tile++;
    }
    montage->directory=(char *) AcquireQuantumMemory(extent,
      sizeof(*montage->directory));
    if ((montage->montage == (char *) NULL) ||
        (montage->directory == (char *) NULL))
      {
        if (montage->montage != (char *) NULL)
          montage->montage=(char *) RelinquishMagickMemory(montage->montage);
        if (montage->directory != (char *) NULL)
          montage->directory=(char *) RelinquishMagickMemory(
            montage->directory);
        ThrowImageException(ResourceLimitError,"MemoryAllocationFailed");
      }
    x_offset=0;
    y_offset=0;
    if (montage_info->tile != (char *) NULL)
      GetMontageGeometry(montage_info->tile,number_images,&x_offset,&y_offset,
        &sans,&sans);
    y_offset+=(ssize_t) title_offset;
    (void) FormatLocaleString(montage->montage,MagickPathExtent,
      "%.20gx%.20g%+.20g%+.20g",(double) (extract_info.width+
      (extract_info.x+border_width)*2),(double) (extract_info.height+
      (extract_info.y+border_width)*2+(double) ((metrics.ascent-
      metrics.descent+4)*number_lines+(montage_info->shadow != MagickFalse ? 4 :
      0))),(double) x_offset,(double) y_offset);
    *montage->directory='\0';
    tile=0;
    while (tile < MagickMin((ssize_t) tiles_per_page,(ssize_t) number_images))
    {
      (void) ConcatenateMagickString(montage->directory,
        image_list[tile]->filename,extent);
      (void) ConcatenateMagickString(montage->directory,"\n",extent);
      tile++;
    }
    progress_monitor=SetImageProgressMonitor(montage,(MagickProgressMonitor)
      NULL,montage->client_data);
    if (texture != (Image *) NULL)
      (void) TextureImage(montage,texture,exception);
    if (montage_info->title != (char *) NULL)
      {
        DrawInfo
          *draw_clone_info;

        TypeMetric
          tile_metrics;

        /*
          Annotate composite image with title.
        */
        draw_clone_info=CloneDrawInfo(image_info,draw_info);
        draw_clone_info->gravity=CenterGravity;
        draw_clone_info->pointsize*=2.0;
        (void) GetTypeMetrics(image_list[0],draw_clone_info,&tile_metrics,
          exception);
        (void) FormatLocaleString(tile_geometry,MagickPathExtent,
          "%.20gx%.20g%+.20g%+.20g",(double) montage->columns,(double)
          (tile_metrics.ascent-tile_metrics.descent),0.0,
          (double) extract_info.y+4);
        (void) CloneString(&draw_clone_info->geometry,tile_geometry);
        (void) CloneString(&draw_clone_info->text,title);
        (void) AnnotateImage(montage,draw_clone_info,exception);
        draw_clone_info=DestroyDrawInfo(draw_clone_info);
      }
    (void) SetImageProgressMonitor(montage,progress_monitor,
      montage->client_data);
    /*
      Copy tile to the composite.
    */
    x_offset=0;
    y_offset=0;
    if (montage_info->tile != (char *) NULL)
      GetMontageGeometry(montage_info->tile,number_images,&x_offset,&y_offset,
        &sans,&sans);
    x_offset+=extract_info.x;
    y_offset+=(ssize_t) title_offset+extract_info.y;
    max_height=0;
    status=MagickTrue;
    for (tile=0; tile < MagickMin((ssize_t) tiles_per_page,(ssize_t) number_images); tile++)
    {
      /*
        Copy this tile to the composite.
      */
      image=CloneImage(image_list[tile],0,0,MagickTrue,exception);
      if (image == (Image *) NULL)
        ThrowImageException(ResourceLimitError,"MemoryAllocationFailed");
      progress_monitor=SetImageProgressMonitor(image,
        (MagickProgressMonitor) NULL,image->client_data);
      width=concatenate != MagickFalse ? image->columns : extract_info.width;
      if (image->rows > max_height)
        max_height=image->rows;
      height=concatenate != MagickFalse ? max_height : extract_info.height;
      if (border_width != 0)
        {
          Image
            *border_image;

          RectangleInfo
            border_info;

          /*
            Put a border around the image.
          */
          border_info.width=border_width;
          border_info.height=border_width;
          if (montage_info->frame != (char *) NULL)
            {
              border_info.width=(width-image->columns+1)/2;
              border_info.height=(height-image->rows+1)/2;
            }
          border_image=BorderImage(image,&border_info,image->compose,exception);
          if (border_image != (Image *) NULL)
            {
              image=DestroyImage(image);
              image=border_image;
            }
          if ((montage_info->frame != (char *) NULL) &&
              (image->compose == DstOutCompositeOp))
            {
              (void) SetPixelChannelMask(image,AlphaChannel);
              (void) NegateImage(image,MagickFalse,exception);
              (void) SetPixelChannelMask(image,DefaultChannels);
            }
        }
      /*
        Gravitate as specified by the tile gravity.
      */
      tile_image->columns=width;
      tile_image->rows=height;
      tile_image->gravity=montage_info->gravity;
      if (image->gravity != UndefinedGravity)
        tile_image->gravity=image->gravity;
      (void) FormatLocaleString(tile_geometry,MagickPathExtent,
        "%.20gx%.20g+0+0",(double) image->columns,(double) image->rows);
      flags=ParseGravityGeometry(tile_image,tile_geometry,&geometry,exception);
      x=(ssize_t) (geometry.x+border_width);
      y=(ssize_t) (geometry.y+border_width);
      if ((montage_info->frame != (char *) NULL) && (bevel_width > 0))
        {
          FrameInfo
            frame_clone;

          Image
            *frame_image;

          /*
            Put an ornamental border around this tile.
          */
          frame_clone=frame_info;
          frame_clone.width=width+2*frame_info.width;
          frame_clone.height=height+2*frame_info.height;
          value=GetImageProperty(image,"label",exception);
          if (value != (const char *) NULL)
            frame_clone.height+=(size_t) ((metrics.ascent-metrics.descent+4)*
              MultilineCensus(value));
          frame_image=FrameImage(image,&frame_clone,image->compose,exception);
          if (frame_image != (Image *) NULL)
            {
              image=DestroyImage(image);
              image=frame_image;
            }
          x=0;
          y=0;
        }
      if (LocaleCompare(image->magick,"NULL") != 0)
        {
          /*
            Composite background with tile.
          */
          if (montage_info->shadow != MagickFalse)
            {
              Image
                *shadow_image;

              /*
                Shadow image.
              */
              (void) QueryColorCompliance("#0000",AllCompliance,
                &image->background_color,exception);
              shadow_image=ShadowImage(image,80.0,2.0,5,5,exception);
              if (shadow_image != (Image *) NULL)
                {
                  (void) CompositeImage(shadow_image,image,OverCompositeOp,
                    MagickTrue,0,0,exception);
                  image=DestroyImage(image);
                  image=shadow_image;
                }
          }
          (void) CompositeImage(montage,image,image->compose,MagickTrue,
            x_offset+x,y_offset+y,exception);
          value=GetImageProperty(image,"label",exception);
          if (value != (const char *) NULL)
            {
              /*
                Annotate composite tile with label.
              */
              (void) FormatLocaleString(tile_geometry,MagickPathExtent,
                "%.20gx%.20g%+.20g%+.20g",(double) ((montage_info->frame ?
                image->columns : width)-2*border_width),(double)
                (metrics.ascent-metrics.descent+4)*MultilineCensus(value),
                (double) (x_offset+border_width),(double)
                ((montage_info->frame ? y_offset+height+border_width+4 :
                y_offset+extract_info.height+border_width+
                (montage_info->shadow != MagickFalse ? 4 : 0))+bevel_width));
              (void) CloneString(&draw_info->geometry,tile_geometry);
              (void) CloneString(&draw_info->text,value);
              (void) AnnotateImage(montage,draw_info,exception);
            }
        }
      x_offset+=(ssize_t) (width+2*(extract_info.x+border_width));
      if (((tile+1) == (ssize_t) tiles_per_page) ||
          (((tile+1) % tiles_per_row) == 0))
        {
          x_offset=extract_info.x;
          y_offset+=(ssize_t) (height+(extract_info.y+border_width)*2+
            (metrics.ascent-metrics.descent+4)*number_lines+
            (montage_info->shadow != MagickFalse ? 4 : 0));
          max_height=0;
        }
      if (images->progress_monitor != (MagickProgressMonitor) NULL)
        {
          proceed=SetImageProgress(image,MontageImageTag,tiles,total_tiles);
          if (proceed == MagickFalse)
            status=MagickFalse;
        }
      image_list[tile]=DestroyImage(image_list[tile]);
      image=DestroyImage(image);
      tiles++;
    }
    (void) status;
    if ((i+1) < (ssize_t) images_per_page)
      {
        /*
          Allocate next image structure.
        */
        AcquireNextImage(clone_info,montage,exception);
        if (GetNextImageInList(montage) == (Image *) NULL)
          {
            montage=DestroyImageList(montage);
            return((Image *) NULL);
          }
        montage=GetNextImageInList(montage);
        montage->background_color=montage_info->background_color;
        image_list+=tiles_per_page;
        number_images-=tiles_per_page;
      }
  }
  tile_image=DestroyImage(tile_image);
  if (texture != (Image *) NULL)
    texture=DestroyImage(texture);
  title=DestroyString(title);
  master_list=(Image **) RelinquishMagickMemory(master_list);
  draw_info=DestroyDrawInfo(draw_info);
  clone_info=DestroyImageInfo(clone_info);
  return(GetFirstImageInList(montage));
}