45     private static final String[] names = { "png", "PNG" };
  46 
  47     private static final String[] suffixes = { "png" };
  48 
  49     private static final String[] MIMETypes = { "image/png", "image/x-png" };
  50 
  51     private static final String writerClassName =
  52         "com.sun.imageio.plugins.png.PNGImageWriter";
  53 
  54     private static final String[] readerSpiNames = {
  55         "com.sun.imageio.plugins.png.PNGImageReaderSpi"
  56     };
  57 
  58     public PNGImageWriterSpi() {
  59           super(vendorName,
  60                 version,
  61                 names,
  62                 suffixes,
  63                 MIMETypes,
  64                 writerClassName,
  65                 new Class[] { ImageOutputStream.class },
  66                 readerSpiNames,
  67                 false,
  68                 null, null,
  69                 null, null,
  70                 true,
  71                 PNGMetadata.nativeMetadataFormatName,
  72                 "com.sun.imageio.plugins.png.PNGMetadataFormat",
  73                 null, null
  74                 );
  75     }
  76 
  77     public boolean canEncodeImage(ImageTypeSpecifier type) {
  78         SampleModel sampleModel = type.getSampleModel();
  79         ColorModel colorModel = type.getColorModel();
  80 
  81         // Find the maximum bit depth across all channels
  82         int[] sampleSize = sampleModel.getSampleSize();
  83         int bitDepth = sampleSize[0];
  84         for (int i = 1; i < sampleSize.length; i++) {
  85             if (sampleSize[i] > bitDepth) {

  45     private static final String[] names = { "png", "PNG" };
  46 
  47     private static final String[] suffixes = { "png" };
  48 
  49     private static final String[] MIMETypes = { "image/png", "image/x-png" };
  50 
  51     private static final String writerClassName =
  52         "com.sun.imageio.plugins.png.PNGImageWriter";
  53 
  54     private static final String[] readerSpiNames = {
  55         "com.sun.imageio.plugins.png.PNGImageReaderSpi"
  56     };
  57 
  58     public PNGImageWriterSpi() {
  59           super(vendorName,
  60                 version,
  61                 names,
  62                 suffixes,
  63                 MIMETypes,
  64                 writerClassName,
  65                 new Class<?>[] { ImageOutputStream.class },
  66                 readerSpiNames,
  67                 false,
  68                 null, null,
  69                 null, null,
  70                 true,
  71                 PNGMetadata.nativeMetadataFormatName,
  72                 "com.sun.imageio.plugins.png.PNGMetadataFormat",
  73                 null, null
  74                 );
  75     }
  76 
  77     public boolean canEncodeImage(ImageTypeSpecifier type) {
  78         SampleModel sampleModel = type.getSampleModel();
  79         ColorModel colorModel = type.getColorModel();
  80 
  81         // Find the maximum bit depth across all channels
  82         int[] sampleSize = sampleModel.getSampleSize();
  83         int bitDepth = sampleSize[0];
  84         for (int i = 1; i < sampleSize.length; i++) {
  85             if (sampleSize[i] > bitDepth) {