diff options
Diffstat (limited to 'java/ImageProcessing/filters/EdgeDetectFilter.java')
| -rw-r--r-- | java/ImageProcessing/filters/EdgeDetectFilter.java | 250 |
1 files changed, 0 insertions, 250 deletions
diff --git a/java/ImageProcessing/filters/EdgeDetectFilter.java b/java/ImageProcessing/filters/EdgeDetectFilter.java deleted file mode 100644 index 87cc88d475d..00000000000 --- a/java/ImageProcessing/filters/EdgeDetectFilter.java +++ /dev/null @@ -1,250 +0,0 @@ -package imaging.filters; - -import java.awt.image.*; - -public class EdgeDetectFilter extends SpatialFilter -{ - public EdgeDetectFilter() - { - } - - public String info () - { - return "Edge detection filter."; - } - - public void imageComplete(int status) - { - if (status == IMAGEERROR || status == IMAGEABORTED) - { - consumer.imageComplete(status); - System.out.println("Image Error"); - return; - } - - System.gc(); - - int[] pixels = new int[columns_*rows_]; - int pixel = 0; - int red, green, blue; - int row1, row2, row3; - int new_red1 = 0, new_green1 = 0, new_blue1 = 0, - new_red2 = 0, new_green2 = 0, new_blue2 = 0; - int ul, um, ur, ll, lm, lr, ml, mr; - int alpha, lcv, lcv2; - - profile_timer_.start(); - - for (int z = SpatialFilter.iterations_; z-- > 0;) - { - lcv = rows_ - 1; - lcv2 = columns_ - 1; - for (int x = 1, index = 0; x < lcv; x++, index += columns_) - { - for (int y = 1; y < lcv2; y++) - { - row1 = index + y; - row2 = row1 + columns_; - row3 = row2 + columns_; - - ul = raster_[row1 - 1]; - um = raster_[row1]; - ur = raster_[row1 + 1]; - ml = raster_[row2 - 1]; - mr = raster_[row2 + 1]; - ll = raster_[row3 - 1]; - lm = raster_[row3]; - lr = raster_[row3 + 1]; - - alpha = (raster_[row2] >> 24) & 0xff; - - new_red1 = - (((ul >> 16) & 0xff) - + (((um >> 16) & 0xff) << 1) - + ((ur >> 16) & 0xff) - - ((ll >> 16) & 0xff) - - (((lm >> 16) & 0xff) << 1) - - ((lr >> 16) & 0xff)); - - new_green1 = - (((ul >> 8) & 0xff) - + (((um >> 8) & 0xff) << 1) - + ((ur >> 8) & 0xff) - - ((ll >> 8) & 0xff) - - (((lm >> 8) & 0xff) << 1) - - ((lr >> 8) & 0xff)); - - new_blue1 = - (((ul) & 0xff) - + (((um) & 0xff) << 1) - + ((ur) & 0xff) - - ((ll) & 0xff) - - (((lm) & 0xff) << 1) - - ((lr) & 0xff)); - - new_red2 = - (- ((ul >> 16) & 0xff) - + ((ur >> 16) & 0xff) - - (((ml >> 16) & 0xff) << 1) - + (((mr >> 16) & 0xff) << 1) - - ((ll >> 16) & 0xff) - + ((lr >> 16) & 0xff)); - - new_green2 = - (- ((ul >> 8) & 0xff) - + ((ur >> 8) & 0xff) - - (((ml >> 8) & 0xff) << 1) - + (((mr >> 8) & 0xff) << 1) - - ((ll >> 8) & 0xff) - + ((lr >> 8) & 0xff)); - - new_blue2 = - (- ((ul) & 0xff) - + ((ur) & 0xff) - - (((ml) & 0xff) << 1) - + (((mr) & 0xff) << 1) - - ((ll) & 0xff) - + ((lr) & 0xff)); - - - new_red1 = (int)Math.sqrt(new_red1*new_red1 + new_red2*new_red2); - new_green1 = (int)Math.sqrt(new_green1*new_green1 + new_green2*new_green2); - new_blue1 = (int)Math.sqrt(new_blue1*new_blue1 + new_blue2*new_blue2); - - if (new_red1 < 0) red = 0; - if (new_green1 < 0) green = 0; - if (new_blue1 < 0) blue = 0 ; - - - if (new_red1 > 255) - new_red1 = 255; - - if (new_green1 > 255) - new_green1 = 255; - - if (new_blue1 > 255) - new_blue1 = 255; - - pixels[row2] = (alpha << 24) | (new_red1 << 16) | (new_green1 << 8) | new_blue1; - } - } - } - - profile_timer_.stop(); - - consumer.setPixels(0, 0, columns_, rows_, defaultRGB_, pixels, 0, columns_); - consumer.imageComplete(status); - } - - /* - public void imageComplete(int status) - { - if (status == IMAGEERROR || status == IMAGEABORTED) - { - consumer.imageComplete(status); - System.out.println("Image Error"); - return; - } - - int[][] pixels = new int[rows_*columns_]; - int pixel = 0; - int red, green, blue; - int row1, row2, row3, row4, row5; - int a, b, c, d, rsum, gsum, bsum, v, maxv = 0; - int ul, um, ur, ml, mr, ll, lm, lr, lcv, lcv2; - int alpha; - - lcv = rows_ -1; - for (int y = 1; y < lcv; y++) - { - lcv2 = columns_ -1; - for (int x = 1; x < lcv2; x++) - { - row1 = columns_*(y-1) + x; - row2 = row1 + columns_; - row3 = row2 + columns_; - ul = raster_[row1 - 1]; - um = raster_[row1]; - ur = raster_[row1 + 1]; - ml = raster_[row2 - 1]; - mr = raster_[row2 + 1]; - ll = raster_[row3 - 1]; - lm = raster_[row3]; - lr = raster_[row3 + 1]; - - alpha = defaultRGB_.getAlpha(raster_[row2]); - - a = ((lr >> 16) & 0xff) - ((ul >> 16) & 0xff); - b = ((mr >> 16) & 0xff) - ((ml >> 16) & 0xff); - c = ((ur >> 16) & 0xff) - ((ll >> 16) & 0xff); - d = ((um >> 16) & 0xff) - ((lm >> 16) & 0xff); - - rsum = a + b + c; - if (rsum < 0) rsum = -rsum; - a = a - c - d; - if (a < 0) a = -a; - if (rsum > a) rsum = a; - rsum /= 3; - - a = ((lr >> 8) & 0xff) - ((ul >> 8) & 0xff); - b = ((mr >> 8) & 0xff) - ((ml >> 8) & 0xff); - c = ((ur >> 8) & 0xff) - ((ll >> 8) & 0xff); - d = ((um >> 8) & 0xff) - ((lm >> 8) & 0xff); - - gsum = a + b + c; - if (gsum < 0) gsum = -gsum; - a = a - c - d; - if (a < 0) a = -a; - if (gsum > a) gsum = a; - gsum /= 3; - - a = ((lr) & 0xff) - ((ul) & 0xff); - b = ((mr) & 0xff) - ((ml) & 0xff); - c = ((ur) & 0xff) - ((ll) & 0xff); - d = ((um) & 0xff) - ((lm) & 0xff); - - bsum = a + b + c; - if (bsum < 0) bsum = -bsum; - a = a - c - d; - if (a < 0) a = -a; - if (bsum > a) bsum = a; - bsum /= 3; - - pixels[row2] = (alpha << 24) | (rsum << 16) | (gsum << 8) | bsum; - - v = (((int)(rsum)*11 + ((int)(gsum) << 4) + (int)(bsum)*5) >> 5); - - if (maxv < v) - maxv = v; - } - - } - - for (int y = 1; y < rows_ - 1; y++) - { - for (int x = 1; x < columns_ - 1; x++) - { - pixel = pixels[y][x]; - alpha = (pixel >> 24) & 0xff; - red = (((pixel >> 16) & 0xff) * 255) / maxv; - green = (((pixel >> 8) & 0xff) * 255) / maxv; - blue = ((pixel & 0xff) * 255) / maxv; - - if (red < 0) red = 0; - if (green < 0) green = 0; - if (blue < 0) blue = 0 ; - - if (red > 255) red = 255; - if (green > 255) green = 255; - if (blue > 255) blue = 255; - - pixels[y*x] = (alpha << 24) | (red << 16) | (green << 8) | blue; - } - - consumer.setPixels(0, y, columns_, 1, defaultRGB_, pixels[y], 0, columns_); - } - - consumer.imageComplete(status); - } - */ -} |