コード例 #1
0
//---------------------------------------------------------------------
//		出力プラグイン処理本体
//---------------------------------------------------------------------
BOOL func_output( OUTPUT_INFO *oip )
{
    const double mabiki = 1;    //2にすると2フレーム中1フレームの間引き
                                //intだと四捨五入の計算ができない
    if( oip->n > 500 / mabiki )
        if( MessageBox( NULL, (LPCSTR) "大量のフレームが選択されています。\n本当に続行しますか?", (LPCSTR) "アニメーションGIF出力プラグイン", MB_YESNO | MB_ICONQUESTION )
            == IDNO )
            return TRUE;
    
    const int delay = round( mabiki * 100 * oip->scale / oip->rate );    //間引き×100÷フレームレートを四捨五入
    MagickWandGenesis();
    MagickWand *dest = NewMagickWand();
    
    for( int i = 0; i < oip->n; i = i + mabiki )
    {
        if( oip->func_is_abort() )
        {
            if( MessageBox( NULL, (LPCSTR) "ここまでの出力データをアニメーションGIFに書き込みますか?", (LPCSTR) "アニメーションGIF出力プラグイン", MB_YESNO | MB_ICONQUESTION )
                == IDYES )
                break;
            else
            {
                DestroyMagickWand( dest );
                MagickWandTerminus();
                return TRUE;
            }
        }
        oip->func_rest_time_disp( i, oip->n );
        
        int copy = 0;    //コピーフレーム数
        for( int j = 1; i + j < oip->n; j++ )
        {
            if( oip->func_get_flag( i + j ) & OUTPUT_INFO_FRAME_FLAG_COPYFRAME )
                copy++;
            else
                break;
        }
        
        MagickWand *source = NewMagickWand();
        if( !MagickConstituteImage( source, oip->w, oip->h, "BGR", CharPixel, oip->func_get_video_ex( i, 0 ) ) )    //NULLだと警告
            MessageBox( NULL, (LPCSTR) "データ取得失敗", (LPCSTR) "アニメーションGIF出力プラグイン", MB_OK|MB_ICONSTOP );
        MagickFlipImage( source );    //AviUtlからはボトムアップで渡されるが、MagickConstituteImageはトップダウン固定
        MagickSetImageDelay( source, delay * ( copy + 1 ) );    //コピーフレーム数0なら1倍
        //MagickSetImageDispose( source, 0 );
        MagickAddImage( dest, source );
        DestroyMagickWand( source );
        i = i + copy;    //コピーフレーム数分だけ先送り
        oip->func_update_preview();
    }
    MagickSetFirstIterator( dest );
    MagickQuantizeImages( dest, 256, RGBColorspace, 0, FloydSteinbergDitherMethod, MagickFalse );
    //MagickSetFirstIterator( dest );
    //MagickSetImageIterations( dest, 0 );
    if( !MagickSetFormat( dest, "GIF" ) )
        MessageBox( NULL, (LPCSTR) "GIFセット失敗", (LPCSTR) "アニメーションGIF出力プラグイン", MB_OK|MB_ICONSTOP );
    dest = MagickOptimizeImageLayers( MagickCoalesceImages( dest ) );    //ここでdisposeが1になる
    MagickOptimizeImageTransparency( dest );    //6.7.8-7以降が必要
    if( !MagickWriteImages( dest, oip->savefile, MagickTrue ) )
        MessageBox( NULL, (LPCSTR) "出力失敗", (LPCSTR) "アニメーションGIF出力プラグイン", MB_OK|MB_ICONSTOP );
    
    DestroyMagickWand( dest );
    MagickWandTerminus();
    return TRUE;
}
コード例 #2
0
ngx_int_t ngx_http_small_light_imagemagick_process(ngx_http_request_t *r, ngx_http_small_light_ctx_t *ctx)
{
    ngx_http_small_light_imagemagick_ctx_t *ictx;
    ngx_http_small_light_image_size_t       sz;
    MagickBooleanType                       status;
    int                                     rmprof_flg, progressive_flg, cmyk2rgb_flg;
    double                                  iw, ih, q;
    char                                   *unsharp, *sharpen, *blur, *of, *of_orig;
    MagickWand                             *trans_wand, *canvas_wand;
    DrawingWand                            *border_wand;
    PixelWand                              *bg_color, *canvas_color, *border_color;
    GeometryInfo                            geo;
    ngx_fd_t                                fd;
    MagickWand                             *icon_wand;
    u_char                                 *p, *embedicon;
    size_t                                  embedicon_path_len, embedicon_len, sled_image_size;
    ngx_int_t                               type;
    u_char                                  jpeg_size_opt[32], crop_geo[128], size_geo[128], embedicon_path[256];
    ColorspaceType                          color_space;
#if MagickLibVersion >= 0x690
    int                                     autoorient_flg;
#endif

    status = MagickFalse;

    ictx = (ngx_http_small_light_imagemagick_ctx_t *)ctx->ictx;

    /* adjust image size */
    ngx_http_small_light_calc_image_size(r, ctx, &sz, 10000.0, 10000.0);

    /* prepare */
    if (sz.jpeghint_flg != 0) {
        p = ngx_snprintf((u_char *)jpeg_size_opt, sizeof(jpeg_size_opt) - 1, "%dx%d", (ngx_int_t)sz.dw, (ngx_int_t)sz.dh);
        *p = '\0';
        ngx_log_error(NGX_LOG_DEBUG, r->connection->log, 0, "jpeg_size_opt:%s", jpeg_size_opt);
        MagickSetOption(ictx->wand, "jpeg:size", (char *)jpeg_size_opt);
    }

    /* load image. */
    status = MagickReadImageBlob(ictx->wand, (void *)ictx->image, ictx->image_len);
    if (status == MagickFalse) {
        ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
                      "couldn't read image %s:%d",
                      __FUNCTION__,
                      __LINE__);
        return NGX_ERROR;
    }

    MagickSetFirstIterator(ictx->wand);

    color_space = MagickGetImageColorspace(ictx->wand);

    /* remove all profiles */
    rmprof_flg = ngx_http_small_light_parse_flag(NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "rmprof"));
    if (rmprof_flg != 0) {
        status = MagickProfileImage(ictx->wand, "*", NULL, 0);
        if (status == MagickFalse) {
            ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
                          "couldn't profiling image %s:%d",
                          __FUNCTION__,
                          __LINE__);
        }
    }

    of_orig = MagickGetImageFormat(ictx->wand);
    status = MagickTrue;

#if MagickLibVersion >= 0x690
    /* auto-orient */
    autoorient_flg = ngx_http_small_light_parse_flag(NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "autoorient"));
    if (autoorient_flg != 0) {
        status = MagickAutoOrientImage(ictx->wand);
        if (status == MagickFalse) {
            r->err_status = NGX_HTTP_INTERNAL_SERVER_ERROR;
            DestroyString(of_orig);
            return NGX_ERROR;
        }
    }
#endif

    /* rotate. */
    if (sz.angle) {
        bg_color = NewPixelWand();
        PixelSetRed(bg_color,   sz.cc.r / 255.0);
        PixelSetGreen(bg_color, sz.cc.g / 255.0);
        PixelSetBlue(bg_color,  sz.cc.b / 255.0);
        PixelSetAlpha(bg_color, sz.cc.a / 255.0);

        switch (sz.angle) {
        case 90:
        case 180:
        case 270:
            MagickRotateImage(ictx->wand, bg_color, sz.angle);
            break;
        default:
            ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
                          "image not rotated. 'angle'(%ui) must be 90 or 180 or 270. %s:%d",
                          sz.angle,
                          __FUNCTION__,
                          __LINE__);
            break;
        }

        DestroyPixelWand(bg_color);
    }

    /* calc size. */
    iw = (double)MagickGetImageWidth(ictx->wand);
    ih = (double)MagickGetImageHeight(ictx->wand);
    ngx_http_small_light_calc_image_size(r, ctx, &sz, iw, ih);

    /* pass through. */
    if (sz.pt_flg != 0) {
        ctx->of = ctx->inf;
        DestroyString(of_orig);
        return NGX_OK;
    }

    /* crop, scale. */
    if (sz.scale_flg != 0) {
        p = ngx_snprintf(crop_geo, sizeof(crop_geo) - 1, "%f!x%f!+%f+%f", sz.sw, sz.sh, sz.sx, sz.sy);
        *p = '\0';
        p = ngx_snprintf(size_geo, sizeof(size_geo) - 1, "%f!x%f!",       sz.dw, sz.dh);
        *p = '\0';
        ngx_log_error(NGX_LOG_DEBUG, r->connection->log, 0, "crop_geo:%s", crop_geo);
        ngx_log_error(NGX_LOG_DEBUG, r->connection->log, 0, "size_geo:%s", size_geo);
        MagickResetImagePage(ictx->wand, "+0+0");
        trans_wand = MagickTransformImage(ictx->wand, (char *)crop_geo, (char *)size_geo);
        if (trans_wand == NULL || trans_wand == ictx->wand) {
            r->err_status = NGX_HTTP_INTERNAL_SERVER_ERROR;
            DestroyString(of_orig);
            return NGX_ERROR;
        }
        DestroyMagickWand(ictx->wand);
        ictx->wand = trans_wand;
    }

    /* create canvas then draw image to the canvas. */
    if (sz.cw > 0.0 && sz.ch > 0.0) {
        canvas_wand  = NewMagickWand();
        canvas_color = NewPixelWand();
        PixelSetRed(canvas_color,   sz.cc.r / 255.0);
        PixelSetGreen(canvas_color, sz.cc.g / 255.0);
        PixelSetBlue(canvas_color,  sz.cc.b / 255.0);
        PixelSetAlpha(canvas_color, sz.cc.a / 255.0);
        status = MagickNewImage(canvas_wand, sz.cw, sz.ch, canvas_color);
        DestroyPixelWand(canvas_color);
        if (status == MagickFalse) {
            r->err_status = NGX_HTTP_INTERNAL_SERVER_ERROR;
            DestroyMagickWand(canvas_wand);
            DestroyString(of_orig);
            return NGX_ERROR;
        }

        status = MagickTransformImageColorspace(canvas_wand, color_space);
        if (status == MagickFalse) {
            r->err_status = NGX_HTTP_INTERNAL_SERVER_ERROR;
            DestroyMagickWand(canvas_wand);
            DestroyString(of_orig);
            return NGX_ERROR;
        }

        status = MagickCompositeImage(canvas_wand, ictx->wand, AtopCompositeOp, sz.dx, sz.dy);
        if (status == MagickFalse) {
            r->err_status = NGX_HTTP_INTERNAL_SERVER_ERROR;
            DestroyMagickWand(canvas_wand);
            DestroyString(of_orig);
            return NGX_ERROR;
        }
        DestroyMagickWand(ictx->wand);
        ictx->wand = canvas_wand;
    }

    /* CMYK to sRGB */
    cmyk2rgb_flg = ngx_http_small_light_parse_flag(NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "cmyk2rgb"));
    if (cmyk2rgb_flg != 0 && color_space == CMYKColorspace) {
        status = MagickTransformImageColorspace(ictx->wand, sRGBColorspace);
        if (status == MagickFalse) {
            r->err_status = NGX_HTTP_INTERNAL_SERVER_ERROR;
            DestroyString(of_orig);
            return NGX_ERROR;
        }
    }

    /* effects. */
    unsharp = NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "unsharp");
    if (ngx_strlen(unsharp) > 0) {
        ParseGeometry(unsharp, &geo);
        if (geo.rho > ctx->radius_max || geo.sigma > ctx->sigma_max) {
            ngx_log_error(NGX_LOG_WARN, r->connection->log, 0,
                          "As unsharp geometry is too large, ignored. %s:%d",
                          __FUNCTION__,
                          __LINE__);
        } else {
            status = MagickUnsharpMaskImage(ictx->wand, geo.rho, geo.sigma, geo.xi, geo.psi);
            if (status == MagickFalse) {
                ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
                              "unsharp failed %s:%d",
                              __FUNCTION__,
                              __LINE__);
            }
        }
    }

    sharpen = NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "sharpen");
    if (ngx_strlen(sharpen) > 0) {
        ParseGeometry(sharpen, &geo);
        if (geo.rho > ctx->radius_max || geo.sigma > ctx->sigma_max) {
            ngx_log_error(NGX_LOG_WARN, r->connection->log, 0,
                          "As sharpen geometry is too large, ignored. %s:%d",
                          __FUNCTION__,
                          __LINE__);
        } else {
            status = MagickSharpenImage(ictx->wand, geo.rho, geo.sigma);
            if (status == MagickFalse) {
                ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
                              "sharpen failed %s:%d",
                              __FUNCTION__,
                              __LINE__);
            }
        }
    }

    blur = NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "blur");
    if (ngx_strlen(blur) > 0) {
        ParseGeometry(blur, &geo);
        if (geo.rho > ctx->radius_max || geo.sigma > ctx->sigma_max) {
            ngx_log_error(NGX_LOG_WARN, r->connection->log, 0,
                          "As blur geometry is too large, ignored. %s:%d",
                          __FUNCTION__,
                          __LINE__);
        } else {
            status = MagickBlurImage(ictx->wand, geo.rho, geo.sigma);
            if (status == MagickFalse) {
                ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
                              "blur failed %s:%d",
                              __FUNCTION__,
                              __LINE__);
            }
        }
    }

    /* border. */
    if (sz.bw > 0.0 || sz.bh > 0.0) {
        border_wand = NewDrawingWand();
        border_color = NewPixelWand();
        PixelSetRed(border_color,   sz.bc.r / 255.0);
        PixelSetGreen(border_color, sz.bc.g / 255.0);
        PixelSetBlue(border_color,  sz.bc.b / 255.0);
        PixelSetAlpha(border_color, sz.bc.a / 255.0);
        DrawSetFillColor(border_wand, border_color);
        DrawSetStrokeColor(border_wand, border_color);
        DrawSetStrokeWidth(border_wand, 1);

        if (sz.cw > 0.0 && sz.ch > 0.0) {
            DrawRectangle(border_wand, 0, 0, sz.cw - 1, sz.bh - 1);
            DrawRectangle(border_wand, 0, 0, sz.bw - 1, sz.ch - 1);
            DrawRectangle(border_wand, 0, sz.ch - sz.bh, sz.cw - 1, sz.ch - 1);
            DrawRectangle(border_wand, sz.cw - sz.bw, 0, sz.cw - 1, sz.ch - 1);
        } else {
            DrawRectangle(border_wand, 0, 0, sz.dw - 1, sz.bh - 1);
            DrawRectangle(border_wand, 0, 0, sz.bw - 1, sz.dh - 1);
            DrawRectangle(border_wand, 0, sz.dh - sz.bh, sz.dw - 1, sz.dh - 1);
            DrawRectangle(border_wand, sz.dw - sz.bw, 0, sz.dw - 1, sz.dh - 1);
        }
        MagickDrawImage(ictx->wand, border_wand);
        DestroyPixelWand(border_color);
        DestroyDrawingWand(border_wand);
    }

    /* embed icon */
    embedicon = NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "embedicon");
    if (ctx->material_dir->len > 0 && ngx_strlen(embedicon) > 0) {
        if (ngx_strstrn((u_char *)embedicon, "/", 1 - 1)) {
            ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
                          "invalid parameter 'embedicon':%s %s:%d",
                          embedicon,
                          __FUNCTION__,
                          __LINE__);
            DestroyString(of_orig);
            return NGX_ERROR;
        }

        embedicon_len      = ngx_strlen(embedicon);
        embedicon_path_len = ctx->material_dir->len + ngx_strlen("/") + embedicon_len;
        if (embedicon_path_len > sizeof(embedicon_path) - 1) {
            ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
                          "embedicon path is too long. maximun value is %z %s:%d",
                          sizeof(embedicon_path) - 1,
                          __FUNCTION__,
                          __LINE__);
            DestroyString(of_orig);
            return NGX_ERROR;
        }

        p = embedicon_path;
        p = ngx_cpystrn(p, ctx->material_dir->data, ctx->material_dir->len + 1);
        p = ngx_cpystrn(p, (u_char *)"/", 1 + 1);
        p = ngx_cpystrn(p, embedicon, embedicon_len + 1);

        if ((fd = ngx_open_file(embedicon_path, NGX_FILE_RDONLY, NGX_FILE_OPEN, 0)) == NGX_INVALID_FILE) {
            ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
                          "failed to open embeddedicon file:%s %s:%d",
                          embedicon_path,
                          __FUNCTION__,
                          __LINE__);
            DestroyString(of_orig);
            return NGX_ERROR;
        }

        if (ngx_close_file(fd) == NGX_FILE_ERROR) {
            ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
                          "failed to close:%s %s:%d",
                          embedicon_path,
                          __FUNCTION__,
                          __LINE__);
            DestroyString(of_orig);
            return NGX_ERROR;
        }

        if (ngx_strstrn(embedicon_path, "..", 2 - 1)) {
            ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
                          "invalid embeddedicon_path:%s %s:%d",
                          embedicon_path,
                          __FUNCTION__,
                          __LINE__);
            DestroyString(of_orig);
            return NGX_ERROR;
        }

        icon_wand = NewMagickWand();
        if (MagickReadImage(icon_wand, (char *)embedicon_path) == MagickFalse) {
            ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
                          "failed to read embed icon image file:%s %s:%d",
                          embedicon_path,
                          __FUNCTION__,
                          __LINE__);
            DestroyMagickWand(icon_wand);
            DestroyString(of_orig);
            return NGX_ERROR;
        }

        MagickCompositeImageChannel(ictx->wand, AllChannels, icon_wand, OverCompositeOp, sz.ix, sz.iy);
        DestroyMagickWand(icon_wand);
    }

    /* set params. */
    q = ngx_http_small_light_parse_double(NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "q"));
    if (q > 0.0) {
        MagickSetImageCompressionQuality(ictx->wand, q);
    }

    progressive_flg = ngx_http_small_light_parse_flag(NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "progressive"));
    if (progressive_flg != 0) {
        MagickSetInterlaceScheme(ictx->wand, LineInterlace);
    }

    of = NGX_HTTP_SMALL_LIGHT_PARAM_GET_LIT(&ctx->hash, "of");
    if (ngx_strlen(of) > 0) {
        type = ngx_http_small_light_type(of);
        if (type == NGX_HTTP_SMALL_LIGHT_IMAGE_NONE) {
            ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
                          "of is invalid(%s) %s:%d",
                          of,
                          __FUNCTION__,
                          __LINE__);
            of = (char *)ngx_http_small_light_image_exts[ictx->type - 1];
        } else if (type == NGX_HTTP_SMALL_LIGHT_IMAGE_WEBP) {
#if defined(MAGICKCORE_WEBP_DELEGATE)
            ictx->type = type;
#else
            ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
                          "WebP is not supported %s:%d",
                          __FUNCTION__,
                          __LINE__);
            of = (char *)ngx_http_small_light_image_exts[ictx->type - 1];
#endif
        } else {
            ictx->type = type;
        }
        MagickSetFormat(ictx->wand, of);
        ctx->of = ngx_http_small_light_image_types[ictx->type - 1];
    } else {
        MagickSetFormat(ictx->wand, of_orig);
        ctx->of = ctx->inf;
    }

    DestroyString(of_orig);

    ctx->content        = MagickGetImageBlob(ictx->wand, &sled_image_size);
    ctx->content_length = sled_image_size;

    ngx_pfree(r->pool, ctx->content_orig);

    ictx->complete = 1;

    return NGX_OK;
}
コード例 #3
0
unsigned char* generate_thumbnail( const void *image, const size_t size, size_t *new_size )
{
    MagickWand		*magick_wand, *magick_wand_canvas;
    PixelWand		*pixel_wand;
    unsigned int	cols, rows, ncols, nrows;
    unsigned char	*new_blob;

    // Initialize MagickWand:
    MagickWandGenesis();

    magick_wand = NewMagickWand();
    magick_wand_canvas = NewMagickWand();
    pixel_wand = NewPixelWand();



    // Read image from memory:
    DoMagick( magick_wand, MagickReadImageBlob( magick_wand, image, size ) );

    // If input consists of several images, we'll only take the first one:
    MagickResetIterator( magick_wand );
    MagickSetFirstIterator( magick_wand );

    // Get image size:
    cols = MagickGetImageWidth( magick_wand );
    rows = MagickGetImageHeight( magick_wand );

    printf("Image size: %ix%i\n", (int)cols, (int)rows);

    if (cols==0 || rows==0)
	{
	    fprintf(stderr, "generateThumbnail: Warning, imagesize==0, skipping image...\n");

            pixel_wand = DestroyPixelWand( pixel_wand );
	    magick_wand_canvas = DestroyMagickWand( magick_wand_canvas );
    	    magick_wand = DestroyMagickWand( magick_wand );
    	    MagickWandTerminus();
	    return NULL;
	}

    if (cols >= rows)
	{
	    ncols = 98;
	    nrows = (rows*98)/cols;
	}
    else
	{
	    nrows = 98;
	    ncols = (cols*98)/rows;
	}

    // Convert the image into a thumbnail:
    DoMagick( magick_wand, MagickThumbnailImage( magick_wand, ncols, nrows ) );


    PixelSetColor( pixel_wand, "#8f7f6f" );

    DoMagick( magick_wand, MagickBorderImage( magick_wand, pixel_wand, 1, 1 ) );

    DoMagick( magick_wand, MagickSetImageBackgroundColor( magick_wand, pixel_wand ) );


    PixelSetColor( pixel_wand, "white" );
    DoMagick( magick_wand_canvas, MagickNewImage( magick_wand_canvas, 100, 100, pixel_wand ) );

    DoMagick( magick_wand_canvas, MagickCompositeImage( magick_wand_canvas, magick_wand, OverCompositeOp, 49-(ncols/2), 49-(nrows/2) ) );

//    DoMagick( magick_wand_canvas, MagickWriteImage( magick_wand_canvas, "thumbnail.png" ) );
    DoMagick( magick_wand_canvas, MagickSetImageFormat( magick_wand_canvas, "PNG" ) );
    new_blob = MagickGetImageBlob( magick_wand_canvas, new_size );
// unsigned char *MagickGetImageBlob(MagickWand *wand,size_t *length)

    pixel_wand = DestroyPixelWand( pixel_wand );
    magick_wand = DestroyMagickWand( magick_wand );
    magick_wand_canvas = DestroyMagickWand( magick_wand_canvas );
    MagickWandTerminus();

    return new_blob;
}
コード例 #4
0
int main(int argc, char *argv[])
{
  MagickWand
    *wand,
    *input,
    *output;

  MagickBooleanType
    status;

  printf("Add 3 sets of images after setting 'first' on empty wand\n");
  printf("Result shoud be: 678 345 012\n");

  MagickWandGenesis();

  wand = NewMagickWand();
  input = NewMagickWand();

  MagickSetFirstIterator(wand);

  status = MagickReadImage(input, "font_0.gif" )
        && MagickReadImage(input, "font_1.gif" )
        && MagickReadImage(input, "font_2.gif" );
  if (status == MagickFalse)
    ThrowWandException(input);

  status = MagickAddImage(wand, input);
  if (status == MagickFalse)
    ThrowWandException(wand);

  ClearMagickWand(input);
  status = MagickReadImage(input, "font_3.gif" )
        && MagickReadImage(input, "font_4.gif" )
        && MagickReadImage(input, "font_5.gif" );
  if (status == MagickFalse)
    ThrowWandException(input);

  status = MagickAddImage(wand, input);
  if (status == MagickFalse)
    ThrowWandException(wand);

  ClearMagickWand(input);
  status = MagickReadImage(input, "font_6.gif" )
        && MagickReadImage(input, "font_7.gif" )
        && MagickReadImage(input, "font_8.gif" );
  if (status == MagickFalse)
    ThrowWandException(input);


  status = MagickAddImage(wand, input);
  if (status == MagickFalse)
    ThrowWandException(wand);
  input=DestroyMagickWand(input);  /* finished */

  /* append all images together to create the output wand */
  MagickResetIterator(wand); /* append all images */
  output = MagickAppendImages(wand,MagickFalse);
  wand = DestroyMagickWand(wand);  /* finished - could swap here */

  /* Final output */
  status = MagickWriteImage(output,"show:");
  if (status == MagickFalse)
    ThrowWandException(output);

  output = DestroyMagickWand(output);

  MagickWandTerminus();
}