java.awt.image.Raster#getSamples()源码实例Demo

下面列出了java.awt.image.Raster#getSamples() 实例代码,或者点击链接到github查看源代码,也可以在右侧发表评论。

源代码1 项目: jdk1.8-source-analysis   文件: GIFImageWriter.java
private void writeRows(RenderedImage image, LZWCompressor compressor,
                       int sx, int sdx, int sy, int sdy, int sw,
                       int dy, int ddy, int dw, int dh,
                       int numRowsWritten, int progressReportRowPeriod)
  throws IOException {
    if (DEBUG) System.out.println("Writing unoptimized");

    int[] sbuf = new int[sw];
    byte[] dbuf = new byte[dw];

    Raster raster =
        image.getNumXTiles() == 1 && image.getNumYTiles() == 1 ?
        image.getTile(0, 0) : image.getData();
    for (int y = dy; y < dh; y += ddy) {
        if (numRowsWritten % progressReportRowPeriod == 0) {
            if (abortRequested()) {
                processWriteAborted();
                return;
            }
            processImageProgress((numRowsWritten*100.0F)/dh);
        }

        raster.getSamples(sx, sy, sw, 1, 0, sbuf);
        for (int i = 0, j = 0; i < dw; i++, j += sdx) {
            dbuf[i] = (byte)sbuf[j];
        }
        compressor.compress(dbuf, 0, dw);
        numRowsWritten++;
        sy += sdy;
    }
}
 
源代码2 项目: dragonwell8_jdk   文件: GIFImageWriter.java
private void writeRows(RenderedImage image, LZWCompressor compressor,
                       int sx, int sdx, int sy, int sdy, int sw,
                       int dy, int ddy, int dw, int dh,
                       int numRowsWritten, int progressReportRowPeriod)
  throws IOException {
    if (DEBUG) System.out.println("Writing unoptimized");

    int[] sbuf = new int[sw];
    byte[] dbuf = new byte[dw];

    Raster raster =
        image.getNumXTiles() == 1 && image.getNumYTiles() == 1 ?
        image.getTile(0, 0) : image.getData();
    for (int y = dy; y < dh; y += ddy) {
        if (numRowsWritten % progressReportRowPeriod == 0) {
            if (abortRequested()) {
                processWriteAborted();
                return;
            }
            processImageProgress((numRowsWritten*100.0F)/dh);
        }

        raster.getSamples(sx, sy, sw, 1, 0, sbuf);
        for (int i = 0, j = 0; i < dw; i++, j += sdx) {
            dbuf[i] = (byte)sbuf[j];
        }
        compressor.compress(dbuf, 0, dw);
        numRowsWritten++;
        sy += sdy;
    }
}
 
源代码3 项目: TencentKona-8   文件: GIFImageWriter.java
private void writeRows(RenderedImage image, LZWCompressor compressor,
                       int sx, int sdx, int sy, int sdy, int sw,
                       int dy, int ddy, int dw, int dh,
                       int numRowsWritten, int progressReportRowPeriod)
  throws IOException {
    if (DEBUG) System.out.println("Writing unoptimized");

    int[] sbuf = new int[sw];
    byte[] dbuf = new byte[dw];

    Raster raster =
        image.getNumXTiles() == 1 && image.getNumYTiles() == 1 ?
        image.getTile(0, 0) : image.getData();
    for (int y = dy; y < dh; y += ddy) {
        if (numRowsWritten % progressReportRowPeriod == 0) {
            if (abortRequested()) {
                processWriteAborted();
                return;
            }
            processImageProgress((numRowsWritten*100.0F)/dh);
        }

        raster.getSamples(sx, sy, sw, 1, 0, sbuf);
        for (int i = 0, j = 0; i < dw; i++, j += sdx) {
            dbuf[i] = (byte)sbuf[j];
        }
        compressor.compress(dbuf, 0, dw);
        numRowsWritten++;
        sy += sdy;
    }
}
 
源代码4 项目: jdk8u60   文件: GIFImageWriter.java
private void writeRows(RenderedImage image, LZWCompressor compressor,
                       int sx, int sdx, int sy, int sdy, int sw,
                       int dy, int ddy, int dw, int dh,
                       int numRowsWritten, int progressReportRowPeriod)
  throws IOException {
    if (DEBUG) System.out.println("Writing unoptimized");

    int[] sbuf = new int[sw];
    byte[] dbuf = new byte[dw];

    Raster raster =
        image.getNumXTiles() == 1 && image.getNumYTiles() == 1 ?
        image.getTile(0, 0) : image.getData();
    for (int y = dy; y < dh; y += ddy) {
        if (numRowsWritten % progressReportRowPeriod == 0) {
            if (abortRequested()) {
                processWriteAborted();
                return;
            }
            processImageProgress((numRowsWritten*100.0F)/dh);
        }

        raster.getSamples(sx, sy, sw, 1, 0, sbuf);
        for (int i = 0, j = 0; i < dw; i++, j += sdx) {
            dbuf[i] = (byte)sbuf[j];
        }
        compressor.compress(dbuf, 0, dw);
        numRowsWritten++;
        sy += sdy;
    }
}
 
源代码5 项目: JDKSourceCode1.8   文件: GIFImageWriter.java
private void writeRows(RenderedImage image, LZWCompressor compressor,
                       int sx, int sdx, int sy, int sdy, int sw,
                       int dy, int ddy, int dw, int dh,
                       int numRowsWritten, int progressReportRowPeriod)
  throws IOException {
    if (DEBUG) System.out.println("Writing unoptimized");

    int[] sbuf = new int[sw];
    byte[] dbuf = new byte[dw];

    Raster raster =
        image.getNumXTiles() == 1 && image.getNumYTiles() == 1 ?
        image.getTile(0, 0) : image.getData();
    for (int y = dy; y < dh; y += ddy) {
        if (numRowsWritten % progressReportRowPeriod == 0) {
            if (abortRequested()) {
                processWriteAborted();
                return;
            }
            processImageProgress((numRowsWritten*100.0F)/dh);
        }

        raster.getSamples(sx, sy, sw, 1, 0, sbuf);
        for (int i = 0, j = 0; i < dw; i++, j += sdx) {
            dbuf[i] = (byte)sbuf[j];
        }
        compressor.compress(dbuf, 0, dw);
        numRowsWritten++;
        sy += sdy;
    }
}
 
源代码6 项目: openjdk-jdk8u   文件: GIFImageWriter.java
private void writeRows(RenderedImage image, LZWCompressor compressor,
                       int sx, int sdx, int sy, int sdy, int sw,
                       int dy, int ddy, int dw, int dh,
                       int numRowsWritten, int progressReportRowPeriod)
  throws IOException {
    if (DEBUG) System.out.println("Writing unoptimized");

    int[] sbuf = new int[sw];
    byte[] dbuf = new byte[dw];

    Raster raster =
        image.getNumXTiles() == 1 && image.getNumYTiles() == 1 ?
        image.getTile(0, 0) : image.getData();
    for (int y = dy; y < dh; y += ddy) {
        if (numRowsWritten % progressReportRowPeriod == 0) {
            if (abortRequested()) {
                processWriteAborted();
                return;
            }
            processImageProgress((numRowsWritten*100.0F)/dh);
        }

        raster.getSamples(sx, sy, sw, 1, 0, sbuf);
        for (int i = 0, j = 0; i < dw; i++, j += sdx) {
            dbuf[i] = (byte)sbuf[j];
        }
        compressor.compress(dbuf, 0, dw);
        numRowsWritten++;
        sy += sdy;
    }
}
 
源代码7 项目: openjdk-jdk8u-backup   文件: GIFImageWriter.java
private void writeRows(RenderedImage image, LZWCompressor compressor,
                       int sx, int sdx, int sy, int sdy, int sw,
                       int dy, int ddy, int dw, int dh,
                       int numRowsWritten, int progressReportRowPeriod)
  throws IOException {
    if (DEBUG) System.out.println("Writing unoptimized");

    int[] sbuf = new int[sw];
    byte[] dbuf = new byte[dw];

    Raster raster =
        image.getNumXTiles() == 1 && image.getNumYTiles() == 1 ?
        image.getTile(0, 0) : image.getData();
    for (int y = dy; y < dh; y += ddy) {
        if (numRowsWritten % progressReportRowPeriod == 0) {
            if (abortRequested()) {
                processWriteAborted();
                return;
            }
            processImageProgress((numRowsWritten*100.0F)/dh);
        }

        raster.getSamples(sx, sy, sw, 1, 0, sbuf);
        for (int i = 0, j = 0; i < dw; i++, j += sdx) {
            dbuf[i] = (byte)sbuf[j];
        }
        compressor.compress(dbuf, 0, dw);
        numRowsWritten++;
        sy += sdy;
    }
}
 
源代码8 项目: Bytecoder   文件: GIFImageWriter.java
private void writeRows(RenderedImage image, LZWCompressor compressor,
                       int sx, int sdx, int sy, int sdy, int sw,
                       int dy, int ddy, int dw, int dh,
                       int numRowsWritten, int progressReportRowPeriod)
  throws IOException {
    if (DEBUG) System.out.println("Writing unoptimized");

    int[] sbuf = new int[sw];
    byte[] dbuf = new byte[dw];

    Raster raster =
        image.getNumXTiles() == 1 && image.getNumYTiles() == 1 ?
        image.getTile(0, 0) : image.getData();
    for (int y = dy; y < dh; y += ddy) {
        if (numRowsWritten % progressReportRowPeriod == 0) {
            processImageProgress((numRowsWritten*100.0F)/dh);
            if (abortRequested()) {
                processWriteAborted();
                return;
            }
        }

        raster.getSamples(sx, sy, sw, 1, 0, sbuf);
        for (int i = 0, j = 0; i < dw; i++, j += sdx) {
            dbuf[i] = (byte)sbuf[j];
        }
        compressor.compress(dbuf, 0, dw);
        numRowsWritten++;
        sy += sdy;
    }
}
 
源代码9 项目: openjdk-jdk9   文件: GIFImageWriter.java
private void writeRows(RenderedImage image, LZWCompressor compressor,
                       int sx, int sdx, int sy, int sdy, int sw,
                       int dy, int ddy, int dw, int dh,
                       int numRowsWritten, int progressReportRowPeriod)
  throws IOException {
    if (DEBUG) System.out.println("Writing unoptimized");

    int[] sbuf = new int[sw];
    byte[] dbuf = new byte[dw];

    Raster raster =
        image.getNumXTiles() == 1 && image.getNumYTiles() == 1 ?
        image.getTile(0, 0) : image.getData();
    for (int y = dy; y < dh; y += ddy) {
        if (numRowsWritten % progressReportRowPeriod == 0) {
            processImageProgress((numRowsWritten*100.0F)/dh);
            if (abortRequested()) {
                processWriteAborted();
                return;
            }
        }

        raster.getSamples(sx, sy, sw, 1, 0, sbuf);
        for (int i = 0, j = 0; i < dw; i++, j += sdx) {
            dbuf[i] = (byte)sbuf[j];
        }
        compressor.compress(dbuf, 0, dw);
        numRowsWritten++;
        sy += sdy;
    }
}
 
源代码10 项目: jdk8u-jdk   文件: GIFImageWriter.java
private void writeRows(RenderedImage image, LZWCompressor compressor,
                       int sx, int sdx, int sy, int sdy, int sw,
                       int dy, int ddy, int dw, int dh,
                       int numRowsWritten, int progressReportRowPeriod)
  throws IOException {
    if (DEBUG) System.out.println("Writing unoptimized");

    int[] sbuf = new int[sw];
    byte[] dbuf = new byte[dw];

    Raster raster =
        image.getNumXTiles() == 1 && image.getNumYTiles() == 1 ?
        image.getTile(0, 0) : image.getData();
    for (int y = dy; y < dh; y += ddy) {
        if (numRowsWritten % progressReportRowPeriod == 0) {
            if (abortRequested()) {
                processWriteAborted();
                return;
            }
            processImageProgress((numRowsWritten*100.0F)/dh);
        }

        raster.getSamples(sx, sy, sw, 1, 0, sbuf);
        for (int i = 0, j = 0; i < dw; i++, j += sdx) {
            dbuf[i] = (byte)sbuf[j];
        }
        compressor.compress(dbuf, 0, dw);
        numRowsWritten++;
        sy += sdy;
    }
}
 
源代码11 项目: hottub   文件: GIFImageWriter.java
private void writeRows(RenderedImage image, LZWCompressor compressor,
                       int sx, int sdx, int sy, int sdy, int sw,
                       int dy, int ddy, int dw, int dh,
                       int numRowsWritten, int progressReportRowPeriod)
  throws IOException {
    if (DEBUG) System.out.println("Writing unoptimized");

    int[] sbuf = new int[sw];
    byte[] dbuf = new byte[dw];

    Raster raster =
        image.getNumXTiles() == 1 && image.getNumYTiles() == 1 ?
        image.getTile(0, 0) : image.getData();
    for (int y = dy; y < dh; y += ddy) {
        if (numRowsWritten % progressReportRowPeriod == 0) {
            if (abortRequested()) {
                processWriteAborted();
                return;
            }
            processImageProgress((numRowsWritten*100.0F)/dh);
        }

        raster.getSamples(sx, sy, sw, 1, 0, sbuf);
        for (int i = 0, j = 0; i < dw; i++, j += sdx) {
            dbuf[i] = (byte)sbuf[j];
        }
        compressor.compress(dbuf, 0, dw);
        numRowsWritten++;
        sy += sdy;
    }
}
 
源代码12 项目: openjdk-8-source   文件: GIFImageWriter.java
private void writeRows(RenderedImage image, LZWCompressor compressor,
                       int sx, int sdx, int sy, int sdy, int sw,
                       int dy, int ddy, int dw, int dh,
                       int numRowsWritten, int progressReportRowPeriod)
  throws IOException {
    if (DEBUG) System.out.println("Writing unoptimized");

    int[] sbuf = new int[sw];
    byte[] dbuf = new byte[dw];

    Raster raster =
        image.getNumXTiles() == 1 && image.getNumYTiles() == 1 ?
        image.getTile(0, 0) : image.getData();
    for (int y = dy; y < dh; y += ddy) {
        if (numRowsWritten % progressReportRowPeriod == 0) {
            if (abortRequested()) {
                processWriteAborted();
                return;
            }
            processImageProgress((numRowsWritten*100.0F)/dh);
        }

        raster.getSamples(sx, sy, sw, 1, 0, sbuf);
        for (int i = 0, j = 0; i < dw; i++, j += sdx) {
            dbuf[i] = (byte)sbuf[j];
        }
        compressor.compress(dbuf, 0, dw);
        numRowsWritten++;
        sy += sdy;
    }
}
 
源代码13 项目: openjdk-8   文件: GIFImageWriter.java
private void writeRows(RenderedImage image, LZWCompressor compressor,
                       int sx, int sdx, int sy, int sdy, int sw,
                       int dy, int ddy, int dw, int dh,
                       int numRowsWritten, int progressReportRowPeriod)
  throws IOException {
    if (DEBUG) System.out.println("Writing unoptimized");

    int[] sbuf = new int[sw];
    byte[] dbuf = new byte[dw];

    Raster raster =
        image.getNumXTiles() == 1 && image.getNumYTiles() == 1 ?
        image.getTile(0, 0) : image.getData();
    for (int y = dy; y < dh; y += ddy) {
        if (numRowsWritten % progressReportRowPeriod == 0) {
            if (abortRequested()) {
                processWriteAborted();
                return;
            }
            processImageProgress((numRowsWritten*100.0F)/dh);
        }

        raster.getSamples(sx, sy, sw, 1, 0, sbuf);
        for (int i = 0, j = 0; i < dw; i++, j += sdx) {
            dbuf[i] = (byte)sbuf[j];
        }
        compressor.compress(dbuf, 0, dw);
        numRowsWritten++;
        sy += sdy;
    }
}
 
源代码14 项目: jdk8u_jdk   文件: GIFImageWriter.java
private void writeRows(RenderedImage image, LZWCompressor compressor,
                       int sx, int sdx, int sy, int sdy, int sw,
                       int dy, int ddy, int dw, int dh,
                       int numRowsWritten, int progressReportRowPeriod)
  throws IOException {
    if (DEBUG) System.out.println("Writing unoptimized");

    int[] sbuf = new int[sw];
    byte[] dbuf = new byte[dw];

    Raster raster =
        image.getNumXTiles() == 1 && image.getNumYTiles() == 1 ?
        image.getTile(0, 0) : image.getData();
    for (int y = dy; y < dh; y += ddy) {
        if (numRowsWritten % progressReportRowPeriod == 0) {
            if (abortRequested()) {
                processWriteAborted();
                return;
            }
            processImageProgress((numRowsWritten*100.0F)/dh);
        }

        raster.getSamples(sx, sy, sw, 1, 0, sbuf);
        for (int i = 0, j = 0; i < dw; i++, j += sdx) {
            dbuf[i] = (byte)sbuf[j];
        }
        compressor.compress(dbuf, 0, dw);
        numRowsWritten++;
        sy += sdy;
    }
}
 
源代码15 项目: jdk8u-jdk   文件: GIFImageWriter.java
private void writeRows(RenderedImage image, LZWCompressor compressor,
                       int sx, int sdx, int sy, int sdy, int sw,
                       int dy, int ddy, int dw, int dh,
                       int numRowsWritten, int progressReportRowPeriod)
  throws IOException {
    if (DEBUG) System.out.println("Writing unoptimized");

    int[] sbuf = new int[sw];
    byte[] dbuf = new byte[dw];

    Raster raster =
        image.getNumXTiles() == 1 && image.getNumYTiles() == 1 ?
        image.getTile(0, 0) : image.getData();
    for (int y = dy; y < dh; y += ddy) {
        if (numRowsWritten % progressReportRowPeriod == 0) {
            if (abortRequested()) {
                processWriteAborted();
                return;
            }
            processImageProgress((numRowsWritten*100.0F)/dh);
        }

        raster.getSamples(sx, sy, sw, 1, 0, sbuf);
        for (int i = 0, j = 0; i < dw; i++, j += sdx) {
            dbuf[i] = (byte)sbuf[j];
        }
        compressor.compress(dbuf, 0, dw);
        numRowsWritten++;
        sy += sdy;
    }
}
 
源代码16 项目: jdk8u-dev-jdk   文件: GIFImageWriter.java
private void writeRows(RenderedImage image, LZWCompressor compressor,
                       int sx, int sdx, int sy, int sdy, int sw,
                       int dy, int ddy, int dw, int dh,
                       int numRowsWritten, int progressReportRowPeriod)
  throws IOException {
    if (DEBUG) System.out.println("Writing unoptimized");

    int[] sbuf = new int[sw];
    byte[] dbuf = new byte[dw];

    Raster raster =
        image.getNumXTiles() == 1 && image.getNumYTiles() == 1 ?
        image.getTile(0, 0) : image.getData();
    for (int y = dy; y < dh; y += ddy) {
        if (numRowsWritten % progressReportRowPeriod == 0) {
            if (abortRequested()) {
                processWriteAborted();
                return;
            }
            processImageProgress((numRowsWritten*100.0F)/dh);
        }

        raster.getSamples(sx, sy, sw, 1, 0, sbuf);
        for (int i = 0, j = 0; i < dw; i++, j += sdx) {
            dbuf[i] = (byte)sbuf[j];
        }
        compressor.compress(dbuf, 0, dw);
        numRowsWritten++;
        sy += sdy;
    }
}
 
源代码17 项目: snap-examples   文件: ProductExamples.java
public static void main(String[] args) {
    try {
        Product product = ProductIO.readProduct("C:/Projects/BEAM/data/MER_RR__1P_A.N1");
        int width = product.getSceneRasterWidth();
        int height = product.getSceneRasterHeight();
        // the expression to be evaluated
        String expression = "not l2_flags.INVALID and not l1_flags.BRIGHT";
        // allocate boolean mask values for a single scan line
        int[] maskLine = new int[width];
        for (int y = 0; y < height; y++) {
            // read mask for each scan line
            MultiLevelImage multiLevelMaskImage = product.getMaskImage(expression, null);
            RenderedImage maskImage = multiLevelMaskImage.getImage(0); // get the full resolution
            Raster data = maskImage.getData(new Rectangle(0, 0, width, 1));
            int firstChannelIndex = 0;
            data.getSamples(0, 0, width, 1, firstChannelIndex, maskLine);
            // process mask values contained in maskLine here
            // maskValue == 255 -> true
            // maskValue == 0 -> false
            // ...
        }
        product.dispose();
    } catch (IOException e) {
        // handle error here...
        e.printStackTrace();
    }
}
 
源代码18 项目: teamengine   文件: ImageParser.java
private static String checkTransparentNodata(BufferedImage buffImage,
        Node node) throws Exception {
    String transparentNodata = "NA";
    boolean noData = false;
    boolean transparent = true;
    int[] bandIndexes = new int[4];
    bandIndexes[0] = 3; // A
    bandIndexes[1] = 2; // B
    bandIndexes[2] = 1; // G
    bandIndexes[3] = 0; // R
    Raster raster = buffImage.getRaster();
    int minx = raster.getMinX();
    int maxx = minx + raster.getWidth();
    int miny = raster.getMinY();
    int maxy = miny + raster.getHeight();
    int[][] bands = new int[bandIndexes.length][raster.getWidth()];
    for (int y = miny; y < maxy; y++) {
        for (int i = 0; i < bandIndexes.length; i++) {
            raster.getSamples(minx, y, maxx, 1, bandIndexes[i], bands[i]);
        }
        for (int x = minx; x < maxx; x++) {
            int a = bands[0][x];
            int b = bands[1][x];
            int g = bands[2][x];
            int r = bands[3][x];
            if (b == 0 && g == 0 && r == 0) {
                noData = true;
                if (a != 0) {
                    transparent = false;
                }
            }
        }
    }
    transparentNodata = (noData) ? (transparent) ? "true" : "false" : "NA";
    return transparentNodata;
}