public void ProgressiveDecodeBackground_Theory(string file, long length)
{
using (FileStream fs = File.Open(file, FileMode.Open, FileAccess.Read, FileShare.Read))
using (IDjvuReader reader = new DjvuReader(fs))
{
BG44Chunk unk = new BG44Chunk(reader, null, null, "BG44", length);
unk.Initialize();
var map = new InterWavePixelMapDecoder();
var result = unk.ProgressiveDecodeBackground(map);
Assert.Same(result, map);
#if !_APPVEYOR
string dumpsDir = Path.Combine(Util.ArtifactsDataPath, "dumps");
if (!System.IO.Directory.Exists(dumpsDir))
{
System.IO.Directory.CreateDirectory(dumpsDir);
}
using (System.Drawing.Bitmap image = map.GetPixelMap().ToImage())
{
string fileName = Path.GetFileNameWithoutExtension(file);
string outFile = Path.Combine(dumpsDir, fileName + "_bg44.png");
using (FileStream stream = new FileStream(outFile, FileMode.Create))
image.Save(stream, System.Drawing.Imaging.ImageFormat.Png);
}
#endif
}
}
public void ImageTest035()
{
string file = Path.Combine(Util.ArtifactsDataPath, "test035C_P01_0.bg44");
using (FileStream fs = File.Open(file, FileMode.Open, FileAccess.Read, FileShare.Read))
using (IDjvuReader reader = new DjvuReader(fs))
{
BG44Chunk unk = new BG44Chunk(reader, null, null, "BG44", fs.Length);
unk.Initialize();
var map = new InterWavePixelMapDecoder();
IInterWavePixelMap result = unk.BackgroundImage;
var pixMap = result.GetPixelMap();
unk.BackgroundImage = map;
Assert.NotSame(result, unk.BackgroundImage);
Assert.Same(map, unk.BackgroundImage);
}
}