本文整理汇总了C#中DicomUncompressedPixelData.GetFrame方法的典型用法代码示例。如果您正苦于以下问题：C# DicomUncompressedPixelData.GetFrame方法的具体用法？C# DicomUncompressedPixelData.GetFrame怎么用？C# DicomUncompressedPixelData.GetFrame使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类DicomUncompressedPixelData的用法示例。
在下文中一共展示了DicomUncompressedPixelData.GetFrame方法的8个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Encode
public void Encode(DicomUncompressedPixelData oldPixelData, DicomCompressedPixelData newPixelData, DicomCodecParameters parameters)
{
if (oldPixelData.UncompressedFrameSize%2 == 1)
{
for (var n = 0; n < oldPixelData.NumberOfFrames; ++n)
{
using (var stream = new MemoryStream())
{
var data = oldPixelData.GetFrame(n);
stream.Write(data, 0, data.Length);
stream.WriteByte(0); // must pad fragments to even length
newPixelData.AddFrameFragment(stream.ToArray());
}
}
}
else
{
for (var n = 0; n < oldPixelData.NumberOfFrames; ++n)
{
newPixelData.AddFrameFragment(oldPixelData.GetFrame(n));
}
}
}示例2: Encode
public void Encode(DicomUncompressedPixelData oldPixelData, DicomCompressedPixelData newPixelData, DicomCodecParameters parameters)
{
for (var n = 0; n < oldPixelData.NumberOfFrames; ++n)
{
using (var output = new MemoryStream())
{
using (var gzipStream = new GZipStream(output, CompressionMode.Compress, true))
{
var data = oldPixelData.GetFrame(n);
gzipStream.Write(data, 0, data.Length);
}
// if the compressed stream is odd length, append an extra byte - gzip will know that it's padding during decompression
if (output.Length%2 == 1) output.WriteByte(0);
newPixelData.AddFrameFragment(output.ToArray());
}
}
}示例3: TestBasic_MessageInMemory_8Bits_OB
public void TestBasic_MessageInMemory_8Bits_OB()
{
var dcf = CreateDicomImage(rows : 20, columns : 30, numberOfFrames : 3, bitsAllocated16 : false, useOB : true);
var pd = new DicomUncompressedPixelData(dcf);
Assert.AreEqual(8, pd.BitsAllocated, "BitsAllocated");
Assert.AreEqual(8, pd.BitsStored, "BitsStored");
Assert.AreEqual(7, pd.HighBit, "HighBit");
Assert.AreEqual(20, pd.ImageHeight, "ImageHeight");
Assert.AreEqual(30, pd.ImageWidth, "ImageWidth");
Assert.AreEqual(3, pd.NumberOfFrames, "NumberOfFrames");
Assert.AreEqual("MONOCHROME2", pd.PhotometricInterpretation, "PhotometricInterpretation");
Assert.AreEqual(0, pd.PixelRepresentation, "PixelRepresentation");
Assert.AreEqual(1, pd.SamplesPerPixel, "SamplesPerPixel");
Assert.AreEqual(20*30, pd.UncompressedFrameSize, "UncompressedFrameSize");
for (var frame = 0; frame < 3; ++frame)
{
var fd = pd.GetFrame(frame);
Assert.AreEqual(pd.UncompressedFrameSize, fd.Length, "PixelData(frame={0}).Length", frame);
AssertBytesEqual((byte) (0x80 + frame), fd, "PixelData(frame={0})", frame);
}
}示例4: TestAdvanced_FileOnDisk_16Bits_OW
public void TestAdvanced_FileOnDisk_16Bits_OW()
{
var filename = Path.GetTempFileName();
CreateDicomImage(rows : 20, columns : 30, numberOfFrames : 5).Save(filename);
var dcf = new DicomFile(filename);
dcf.Load(DicomReadOptions.StorePixelDataReferences);
try
{
var pd = new DicomUncompressedPixelData(dcf);
Assert.AreEqual(16, pd.BitsAllocated, "BitsAllocated");
Assert.AreEqual(16, pd.BitsStored, "BitsStored");
Assert.AreEqual(15, pd.HighBit, "HighBit");
Assert.AreEqual(20, pd.ImageHeight, "ImageHeight");
Assert.AreEqual(30, pd.ImageWidth, "ImageWidth");
Assert.AreEqual(5, pd.NumberOfFrames, "NumberOfFrames");
Assert.AreEqual("MONOCHROME2", pd.PhotometricInterpretation, "PhotometricInterpretation");
Assert.AreEqual(0, pd.PixelRepresentation, "PixelRepresentation");
Assert.AreEqual(1, pd.SamplesPerPixel, "SamplesPerPixel");
Assert.AreEqual(20*30*2, pd.UncompressedFrameSize, "UncompressedFrameSize");
var newFrameData = new byte[pd.UncompressedFrameSize];
for (var n = 0; n < newFrameData.Length; ++n)
newFrameData[n] = 0x7F;
pd.SetFrame(1, newFrameData);
pd.UpdateAttributeCollection(dcf.DataSet);
var pixelData = dcf.DataSet[DicomTags.PixelData].Values as byte[];
for (var frame = 0; frame < 5; ++frame)
{
var fd = pd.GetFrame(frame);
var expectedValue = frame == 1 ? (byte) 0x7F : (byte) (0x80 + frame);
Assert.AreEqual(pd.UncompressedFrameSize, fd.Length, "PixelData(frame={0}).Length", frame);
AssertBytesEqual(expectedValue, fd, "PixelData(frame={0})", frame);
AssertBytesEqual(expectedValue, pixelData, frame*pd.UncompressedFrameSize, pd.UncompressedFrameSize, "AttributeValues(frame={0})", frame);
}
}
finally
{
File.Delete(filename);
}
}示例5: TestBasic_FileOnDisk_16Bits_BigEndian_OddFrameLength
public void TestBasic_FileOnDisk_16Bits_BigEndian_OddFrameLength()
{
var filename = Path.GetTempFileName();
CreateDicomImage(rows : 19, columns : 29, numberOfFrames : 5, endian : Endian.Big).Save(filename);
var dcf = new DicomFile(filename);
dcf.Load(DicomReadOptions.StorePixelDataReferences);
try
{
var pd = new DicomUncompressedPixelData(dcf);
Assert.AreEqual(16, pd.BitsAllocated, "BitsAllocated");
Assert.AreEqual(16, pd.BitsStored, "BitsStored");
Assert.AreEqual(15, pd.HighBit, "HighBit");
Assert.AreEqual(19, pd.ImageHeight, "ImageHeight");
Assert.AreEqual(29, pd.ImageWidth, "ImageWidth");
Assert.AreEqual(5, pd.NumberOfFrames, "NumberOfFrames");
Assert.AreEqual("MONOCHROME2", pd.PhotometricInterpretation, "PhotometricInterpretation");
Assert.AreEqual(0, pd.PixelRepresentation, "PixelRepresentation");
Assert.AreEqual(1, pd.SamplesPerPixel, "SamplesPerPixel");
Assert.AreEqual(19*29*2, pd.UncompressedFrameSize, "UncompressedFrameSize");
for (var frame = 0; frame < 5; ++frame)
{
var fd = pd.GetFrame(frame);
Assert.AreEqual(pd.UncompressedFrameSize, fd.Length, "PixelData(frame={0}).Length", frame);
AssertBytesEqual((byte) (0x80 + frame), fd, "PixelData(frame={0})", frame);
}
}
finally
{
File.Delete(filename);
}
}示例6: TestBasic_FileOnDisk_8Bits_OB
public void TestBasic_FileOnDisk_8Bits_OB()
{
var filename = Path.GetTempFileName();
CreateDicomImage(rows : 20, columns : 30, numberOfFrames : 3, bitsAllocated16 : false, useOB : true).Save(filename);
var dcf = new DicomFile(filename);
dcf.Load(DicomReadOptions.StorePixelDataReferences);
try
{
var pd = new DicomUncompressedPixelData(dcf);
Assert.AreEqual(8, pd.BitsAllocated, "BitsAllocated");
Assert.AreEqual(8, pd.BitsStored, "BitsStored");
Assert.AreEqual(7, pd.HighBit, "HighBit");
Assert.AreEqual(20, pd.ImageHeight, "ImageHeight");
Assert.AreEqual(30, pd.ImageWidth, "ImageWidth");
Assert.AreEqual(3, pd.NumberOfFrames, "NumberOfFrames");
Assert.AreEqual("MONOCHROME2", pd.PhotometricInterpretation, "PhotometricInterpretation");
Assert.AreEqual(0, pd.PixelRepresentation, "PixelRepresentation");
Assert.AreEqual(1, pd.SamplesPerPixel, "SamplesPerPixel");
Assert.AreEqual(20*30, pd.UncompressedFrameSize, "UncompressedFrameSize");
for (var frame = 0; frame < 3; ++frame)
{
var fd = pd.GetFrame(frame);
Assert.AreEqual(pd.UncompressedFrameSize, fd.Length, "PixelData(frame={0}).Length", frame);
AssertBytesEqual((byte) (0x80 + frame), fd, "PixelData(frame={0})", frame);
}
}
finally
{
File.Delete(filename);
}
}示例7: CheckPixels
private void CheckPixels(string filename)
{
DicomReadOptions readOptions = DicomReadOptions.StorePixelDataReferences;
DicomFile newFile = new DicomFile(filename);
newFile.Load(readOptions);
DicomUncompressedPixelData pd = new DicomUncompressedPixelData(newFile.DataSet);
for (int frame = 0; frame < pd.NumberOfFrames; frame++)
{
byte[] data = pd.GetFrame(frame);
uint pdVal = (uint)frame + 1;
for (int i = 0; i < pd.UncompressedFrameSize; i++, pdVal++)
{
if (data[i] != pdVal%255)
{
string val = String.Format("Value bad: frame: {0}, pixel: {1}, val1: {2}, val2: {3}", frame, i, data[i], pdVal%255);
Console.Write(val);
}
Assert.AreEqual(data[i], pdVal%255);
}
}
}示例8: Encode
public void Encode(DicomUncompressedPixelData oldPixelData, DicomCompressedPixelData newPixelData, DicomCodecParameters parameters)
{
DicomRleCodecParameters rleParams = parameters as DicomRleCodecParameters;
if (rleParams == null)
throw new DicomCodecException("Unexpected RLE Codec parameters");
// Convert to RGB
if (oldPixelData.HasPaletteColorLut && parameters.ConvertPaletteToRGB)
{
oldPixelData.ConvertPaletteColorToRgb();
newPixelData.HasPaletteColorLut = false;
newPixelData.SamplesPerPixel = oldPixelData.SamplesPerPixel;
newPixelData.PlanarConfiguration = oldPixelData.PlanarConfiguration;
newPixelData.PhotometricInterpretation = oldPixelData.PhotometricInterpretation;
}
int pixelCount = oldPixelData.ImageWidth * oldPixelData.ImageHeight;
int numberOfSegments = oldPixelData.BytesAllocated * oldPixelData.SamplesPerPixel;
for (int i = 0; i < oldPixelData.NumberOfFrames; i++)
{
RLEEncoder encoder = new RLEEncoder();
byte[] frameData = oldPixelData.GetFrame(i);
for (int s = 0; s < numberOfSegments; s++)
{
encoder.NextSegment();
int sample = s / oldPixelData.BytesAllocated;
int sabyte = s % oldPixelData.BytesAllocated;
int pos;
int offset;
if (newPixelData.PlanarConfiguration == 0)
{
pos = sample * oldPixelData.BytesAllocated;
offset = numberOfSegments;
}
else
{
pos = sample * oldPixelData.BytesAllocated * pixelCount;
offset = oldPixelData.BytesAllocated;
}
if (rleParams.ReverseByteOrder)
pos += sabyte;
else
pos += oldPixelData.BytesAllocated - sabyte - 1;
for (int p = 0; p < pixelCount; p++)
{
if (pos >= frameData.Length)
throw new DicomCodecException("");
encoder.Encode(frameData[pos]);
pos += offset;
}
encoder.Flush();
}
encoder.MakeEvenLength();
newPixelData.AddFrameFragment(encoder.GetBuffer());
}
}