本文整理匯總了Java中javax.imageio.ImageIO.getImageReadersBySuffix方法的典型用法代碼示例。如果您正苦於以下問題：Java ImageIO.getImageReadersBySuffix方法的具體用法？Java ImageIO.getImageReadersBySuffix怎麽用？Java ImageIO.getImageReadersBySuffix使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類javax.imageio.ImageIO的用法示例。
在下文中一共展示了ImageIO.getImageReadersBySuffix方法的3個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: testGetReaderFileSuffixes
import javax.imageio.ImageIO; //導入方法依賴的package包/類
private static void testGetReaderFileSuffixes() {
String[] suffixes = ImageIO.getReaderFileSuffixes();
for (String s : suffixes) {
Iterator<ImageReader> it = ImageIO.getImageReadersBySuffix(s);
if (!it.hasNext()) {
throw new RuntimeException("getReaderFileSuffixes returned " +
"an unknown suffix: " + s);
}
}
}
示例2: main
import javax.imageio.ImageIO; //導入方法依賴的package包/類
public static void main(String args[]) throws Exception {
Iterator<ImageReader> readers = ImageIO.getImageReadersBySuffix("simp");
ImageReader simpReader = null;
if (readers.hasNext()) {
simpReader = readers.next();
System.out.println("reader="+simpReader);
}
if (simpReader == null) {
throw new RuntimeException("Reader not found.");
}
ImageReaderSpi spi = simpReader.getOriginatingProvider();
IIOMetadataFormat spiFmt =
spi.getImageMetadataFormat("simp_metadata_1.0");
System.out.println("fmt from SPI=" + spiFmt);
ByteArrayInputStream bais = new ByteArrayInputStream(simpData);
ImageInputStream iis = new MemoryCacheImageInputStream(bais);
simpReader.setInput(iis);
BufferedImage bi = simpReader.read(0);
System.out.println(bi);
IIOMetadata metadata = simpReader.getImageMetadata(0);
System.out.println("Image metadata="+metadata);
IIOMetadataFormat format =
metadata.getMetadataFormat("simp_metadata_1.0");
System.out.println("Image metadata format="+format);
if (format == null) {
throw new RuntimeException("MetadataFormat not found.");
}
}
示例3: testReaderIsRegistered
import javax.imageio.ImageIO; //導入方法依賴的package包/類
@Test
public void testReaderIsRegistered() {
Supplier<Iterator<ImageReader>> getReaderIter = () -> ImageIO.getImageReadersBySuffix("jpg");
assertThat(getReaderIter.get()).isNotEmpty();
assertThat(getReaderIter.get()).hasAtLeastOneElementOfType(TurboJpegImageReader.class);
getReaderIter = () -> ImageIO.getImageReadersByMIMEType("image/jpeg");
assertThat(getReaderIter.get()).isNotEmpty();
assertThat(getReaderIter.get()).hasAtLeastOneElementOfType(TurboJpegImageReader.class);
getReaderIter = () -> ImageIO.getImageReadersByFormatName("jpeg");
assertThat(getReaderIter.get()).isNotEmpty();
assertThat(getReaderIter.get()).hasAtLeastOneElementOfType(TurboJpegImageReader.class);
}