public void LoadTest078()
{
string file = Path.Combine(Util.ArtifactsPath, "test078C.djvu");
using (DjvuDocument document = new DjvuDocument())
{
int hash = file.GetHashCode();
document.Load(file, hash);
Assert.Equal(hash, document.Identifier);
IDjvuPage page = document.ActivePage;
PM44Chunk pmChunk = page.PageForm.Children[0] as PM44Chunk;
Assert.IsType <PM44Chunk>(pmChunk);
var img = pmChunk.Image;
Assert.NotNull(img);
var pixMap = new Wavelet.InterWavePixelMapDecoder();
pixMap = pmChunk.ProgressiveDecodeBackground(pixMap) as Wavelet.InterWavePixelMapDecoder;
Assert.NotNull(pixMap);
pmChunk = page.PageForm.Children[1] as PM44Chunk;
Assert.NotNull(pmChunk);
var pixMap2 = new Wavelet.InterWavePixelMapDecoder();
Assert.Throws <DjvuFormatException>(() => pmChunk.ProgressiveDecodeBackground(pixMap2));
// This time call will not throw
pmChunk.ProgressiveDecodeBackground(pixMap);
}
}
public void ProgressiveDecodeBackgroundTest()
{
string file = Path.Combine(Util.ArtifactsDataPath, "test001C_P01.fg44");
using (FileStream stream = new FileStream(file, FileMode.Open, FileAccess.Read, FileShare.Read))
using (DjvuReader reader = new DjvuReader(stream))
{
PM44Chunk unk = new PM44Chunk(reader, null, null, null, reader.Length);
Assert.Equal <ChunkType>(ChunkType.PM44, unk.ChunkType);
Assert.Equal(ChunkType.PM44.ToString(), unk.Name);
Assert.Equal <long>(0, unk.DataOffset);
Assert.Equal <long>(reader.Length, unk.Length);
var map = new InterWavePixelMapDecoder();
IInterWavePixelMap result = unk.ProgressiveDecodeBackground(map);
Assert.NotNull(map);
}
}
