本文整理汇总了C#中Compression类的典型用法代码示例。如果您正苦于以下问题：C# Compression类的具体用法？C# Compression怎么用？C# Compression使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
Compression类属于命名空间，在下文中一共展示了Compression类的15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: processImages
private void processImages()
{
AzureWrapper imageazure;
try
{
imageazure = new AzureWrapper(AzureStorage.VIDEO_CONTAINER_NAME);
}
catch (Exception ex)
{
throw ex;
}
while (true)
{
try
{
CloudQueueMessage message = imageazure.Queue.GetMessage();
string id = message.AsString;
IListBlobItem blobitem = imageazure.BlobContainer.ListBlobs().Where(b => b.Uri.ToString().Contains(id)).First();
CloudBlob blob = imageazure.BlobContainer.GetBlobReference(blobitem.Uri.ToString());
byte[] package = blob.DownloadByteArray();
Compression<ImageFrameSerialized> comp = new Compression<ImageFrameSerialized>();
ImageFrameSerialized frame = comp.GZipUncompress(package);
}
catch (Exception ex)
{
string message = ex.Message;
}
}
}示例2: CanDecompressFile
public void CanDecompressFile()
{
var compression = new Compression();
string value = compression.Decompress(@"Resources\commit");
// should do better than this!
Assert.That(value, Is.Not.Null);
}示例3: Kinect_NewRecordedAudio
protected override void Kinect_NewRecordedAudio(byte[] audio)
{
base.Kinect_NewRecordedAudio(audio);
if (NewCompressedAudioStream != null)
{
Compression<byte[]> comp = new Compression<byte[]>();
byte[] compressedValue = comp.GzipCompress(audio);
NewCompressedAudioStream(compressedValue, audio);
}
}示例4: Kinect_NewDepthFrame
protected override void Kinect_NewDepthFrame(Depth depthImage)
{
base.Kinect_NewDepthFrame(depthImage);
if (NewCompressedKinectDepthFrame != null)
{
Compression<DepthImageFrame> comp = new Compression<DepthImageFrame>();
byte[] compressedVal = comp.GzipCompress(depthImage.DepthFrame);
NewCompressedKinectDepthFrame(compressedVal, depthImage.DepthFrame);
}
}示例5: ConvertCompIntoCompressOption
public CompressionOption ConvertCompIntoCompressOption(Compression comp)
{
CompressionOption compress = CompressionOption.Normal;
switch (comp)
{
case Compression.Normal: compress = CompressionOption.Normal; break;
case Compression.High: compress = CompressionOption.Maximum; break;
case Compression.Fast: compress = CompressionOption.Fast; break;
}
return compress;
}示例6: Kinect_NewSkeletonFrame
protected override void Kinect_NewSkeletonFrame(Skel skeletonImage)
{
base.Kinect_NewSkeletonFrame(skeletonImage);
if (NewCompressedSkeletonFrame != null)
{
Compression<SkeletonFrame> comp = new Compression<SkeletonFrame>();
byte[] compressedVal = comp.GzipCompress(skeletonImage.Skeleton);
NewCompressedSkeletonFrame(compressedVal, skeletonImage.Skeleton);
}
}示例7: Create
public static IIndexSerializer Create(Compression compression)
{
switch (compression)
{
case Compression.No:
return new SimpleIndexSerializer();
case Compression.Yes:
return new CompressingIndexSerializer(new StreamFactory(), new VariableByteNumberEncoder(),
new NumberLengthReducer());
default:
throw new ArgumentOutOfRangeException(nameof(compression), compression, "Unknown compression type");
}
}示例8: WriteToDisk
public static void WriteToDisk(ushort[][] data, String fileName, int imageWidth, int imageHeight, int samplesPerPixel = 1, Compression compression = Compression.NONE, int bitsPerSample = 16)
{
if (data == null)
throw new Exception("no data provided");
using (Tiff imagesData = Tiff.Open(fileName, "w"))
{
for (uint page = 0; page < data.Length; page++)
{
imagesData.SetField(TiffTag.IMAGEWIDTH, imageWidth.ToString(CultureInfo.InvariantCulture));
imagesData.SetField(TiffTag.IMAGELENGTH, imageHeight.ToString(CultureInfo.InvariantCulture));
imagesData.SetField(TiffTag.COMPRESSION, compression);
imagesData.SetField(TiffTag.BITSPERSAMPLE, bitsPerSample.ToString(CultureInfo.InvariantCulture));
// imageData.SetField(TiffTag.SAMPLESPERPIXEL, samplesPerPixel);
imagesData.SetField(TiffTag.XRESOLUTION, 1);
imagesData.SetField(TiffTag.YRESOLUTION, 1);
imagesData.SetField(TiffTag.DATETIME, DateTime.Now);
// imageData.SetField(TiffTag.ROWSPERSTRIP, imageHeight.ToString(CultureInfo.InvariantCulture));
imagesData.SetField(TiffTag.PLANARCONFIG, PlanarConfig.CONTIG);
imagesData.SetField(TiffTag.PHOTOMETRIC, Photometric.MINISBLACK);
imagesData.SetField(TiffTag.FILLORDER, FillOrder.MSB2LSB);
imagesData.SetField(TiffTag.ORIENTATION, Orientation.TOPLEFT);
imagesData.SetField(TiffTag.RESOLUTIONUNIT, ResUnit.CENTIMETER);
imagesData.SetField(TiffTag.ARTIST, "ProjectStorm");
imagesData.SetField(TiffTag.IMAGEDESCRIPTION, "Test data constructed by openCL kernel of project storm");
// specify that it's a page within the multipage file
imagesData.SetField(TiffTag.SUBFILETYPE, FileType.PAGE);
// specify the page number
imagesData.SetField(TiffTag.PAGENUMBER, page, data.Length);
for (int i = 0; i < imageHeight; i++)
{
Byte[] buffer = new byte[data[page].Length * sizeof(ushort)];
Buffer.BlockCopy(data, i * imageWidth, buffer, 0, buffer.Length);
imagesData.WriteScanline(buffer, i);
}
imagesData.WriteDirectory();
}
imagesData.FlushData();
}
}示例9: RetrieveAlbumByName
public Album RetrieveAlbumByName(IDBClient db, string albumName, Compression compression)
{
var db4oClient = db as Db4oClient;
// search for the album
if (db4oClient != null)
{
IEnumerable<Album> result = from Album a in db4oClient.Client
where a.Title == albumName &&
a.Compression.Equals(compression)
select a;
// return the first one if anything returned
if (result.Count() > 0)
{
return result.ToArray()[0];
}
}
return null;
}示例10: CompressPacket
public static ServerPacket CompressPacket(Packet packet)
{
// We need the opcode as uint.
var msg = BitConverter.GetBytes((uint)packet.Header.Message);
packet.Data[0] = msg[0];
packet.Data[1] = msg[1];
packet.Data[2] = msg[2];
packet.Data[3] = msg[3];
var compression = new Compression
{
UncompressedSize = packet.Data.Length,
UncompressedAdler = Helper.Adler32(packet.Data)
};
// Compress.
using (var ms = new MemoryStream())
{
using (var ds = new DeflateStream(ms, CompressionLevel.Fastest))
{
ds.Write(packet.Data, 0, packet.Data.Length);
ds.Flush();
}
compression.CompressedData = ms.ToArray();
}
compression.CompressedData[0] -= 1;
if ((compression.CompressedData[compression.CompressedData.Length - 1] & 8) == 8)
compression.CompressedData = compression.CompressedData.Combine(new byte[1]);
compression.CompressedData = compression.CompressedData.Combine(new byte[] { 0x00, 0x00, 0xFF, 0xFF });
compression.CompressedAdler = Helper.Adler32(compression.CompressedData);
return compression;
}示例11: Copy
public bool Copy(Tiff inImage, Tiff outImage)
{
int width = 0;
FieldValue[] result = inImage.GetField(TiffTag.IMAGEWIDTH);
if (result != null)
{
width = result[0].ToInt();
outImage.SetField(TiffTag.IMAGEWIDTH, width);
}
int length = 0;
result = inImage.GetField(TiffTag.IMAGELENGTH);
if (result != null)
{
length = result[0].ToInt();
outImage.SetField(TiffTag.IMAGELENGTH, length);
}
short bitspersample = 1;
result = inImage.GetField(TiffTag.BITSPERSAMPLE);
if (result != null)
{
bitspersample = result[0].ToShort();
outImage.SetField(TiffTag.BITSPERSAMPLE, bitspersample);
}
short samplesperpixel = 1;
result = inImage.GetField(TiffTag.SAMPLESPERPIXEL);
if (result != null)
{
samplesperpixel = result[0].ToShort();
outImage.SetField(TiffTag.SAMPLESPERPIXEL, samplesperpixel);
}
if (m_compression != (Compression)(-1))
outImage.SetField(TiffTag.COMPRESSION, m_compression);
else
{
result = inImage.GetField(TiffTag.COMPRESSION);
if (result != null)
{
m_compression = (Compression)result[0].ToInt();
outImage.SetField(TiffTag.COMPRESSION, m_compression);
}
}
result = inImage.GetFieldDefaulted(TiffTag.COMPRESSION);
Compression input_compression = (Compression)result[0].ToInt();
result = inImage.GetFieldDefaulted(TiffTag.PHOTOMETRIC);
Photometric input_photometric = (Photometric)result[0].ToShort();
if (input_compression == Compression.JPEG)
{
/* Force conversion to RGB */
inImage.SetField(TiffTag.JPEGCOLORMODE, JpegColorMode.RGB);
}
else if (input_photometric == Photometric.YCBCR)
{
/* Otherwise, can't handle subsampled input */
result = inImage.GetFieldDefaulted(TiffTag.YCBCRSUBSAMPLING);
short subsamplinghor = result[0].ToShort();
short subsamplingver = result[1].ToShort();
if (subsamplinghor != 1 || subsamplingver != 1)
{
Console.Error.WriteLine("tiffcp: {0}: Can't copy/convert subsampled image.", inImage.FileName());
return false;
}
}
if (m_compression == Compression.JPEG)
{
if (input_photometric == Photometric.RGB && m_jpegcolormode == JpegColorMode.RGB)
outImage.SetField(TiffTag.PHOTOMETRIC, Photometric.YCBCR);
else
outImage.SetField(TiffTag.PHOTOMETRIC, input_photometric);
}
else if (m_compression == Compression.SGILOG || m_compression == Compression.SGILOG24)
{
outImage.SetField(TiffTag.PHOTOMETRIC, samplesperpixel == 1 ? Photometric.LOGL : Photometric.LOGLUV);
}
else
{
if (input_compression != Compression.JPEG)
copyTag(inImage, outImage, TiffTag.PHOTOMETRIC, 1, TiffType.SHORT);
}
if (m_fillorder != 0)
outImage.SetField(TiffTag.FILLORDER, m_fillorder);
else
copyTag(inImage, outImage, TiffTag.FILLORDER, 1, TiffType.SHORT);
/*
* Will copy `Orientation' tag from input image
*/
result = inImage.GetFieldDefaulted(TiffTag.ORIENTATION);
m_orientation = (Orientation)result[0].ToByte();
switch (m_orientation)
{
//.........这里部分代码省略.........
示例12: ProcessCompressOptions
public bool ProcessCompressOptions(string opt)
{
if (opt == "none")
{
m_defcompression = Compression.NONE;
}
else if (opt == "packbits")
{
m_defcompression = Compression.PACKBITS;
}
else if (opt.StartsWith("jpeg"))
{
m_defcompression = Compression.JPEG;
string[] options = opt.Split(new char[] { ':' });
for (int i = 1; i < options.Length; i++)
{
if (char.IsDigit(options[i][0]))
m_quality = int.Parse(options[i], CultureInfo.InvariantCulture);
else if (options[i] == "r")
m_jpegcolormode = JpegColorMode.RAW;
else
return false;
}
}
else if (opt.StartsWith("g3"))
{
if (!processG3Options(opt))
return false;
m_defcompression = Compression.CCITTFAX3;
}
else if (opt == "g4")
{
m_defcompression = Compression.CCITTFAX4;
}
else if (opt.StartsWith("lzw"))
{
int n = opt.IndexOf(':');
if (n != -1 && n < (opt.Length - 1))
m_defpredictor = short.Parse(opt.Substring(n + 1));
m_defcompression = Compression.LZW;
}
else if (opt.StartsWith("zip"))
{
int n = opt.IndexOf(':');
if (n != -1 && n < (opt.Length - 1))
m_defpredictor = short.Parse(opt.Substring(n + 1));
m_defcompression = Compression.ADOBE_DEFLATE;
}
else
return false;
return true;
}示例13: send_prepare_cql3_query
public void send_prepare_cql3_query(byte[] query, Compression compression)
#endif
{
oprot_.WriteMessageBegin(new TMessage("prepare_cql3_query", TMessageType.Call, seqid_));
prepare_cql3_query_args args = new prepare_cql3_query_args();
args.Query = query;
args.Compression = compression;
args.Write(oprot_);
oprot_.WriteMessageEnd();
#if SILVERLIGHT
return oprot_.Transport.BeginFlush(callback, state);
#else
oprot_.Transport.Flush();
#endif
}示例14: FindCodec
/// <summary>
/// Retrieves the codec registered for the specified compression scheme.
/// </summary>
/// <param name="scheme">The compression scheme.</param>
/// <returns>The codec registered for the specified compression scheme or <c>null</c>
/// if there is no codec registered for the given scheme.</returns>
/// <remarks>
/// <para>
/// LibTiff.Net supports a variety of compression schemes implemented by software codecs.
/// Each codec adheres to a modular interface that provides for the decoding and encoding
/// of image data; as well as some other methods for initialization, setup, cleanup, and
/// the control of default strip and tile sizes. Codecs are identified by the associated
/// value of the <see cref="TiffTag"/>.Compression tag.
/// </para>
/// <para>
/// Other compression schemes may be registered. Registered schemes can also override the
/// built-in versions provided by the library.
/// </para>
/// </remarks>
public TiffCodec FindCodec(Compression scheme)
{
for (codecList list = m_registeredCodecs; list != null; list = list.next)
{
if (list.codec.m_scheme == scheme)
return list.codec;
}
for (int i = 0; m_builtInCodecs[i] != null; i++)
{
TiffCodec codec = m_builtInCodecs[i];
if (codec.m_scheme == scheme)
return codec;
}
return null;
}示例15: TiffCodec
/// <summary>
/// Initializes a new instance of the <see cref="TiffCodec"/> class.
/// </summary>
/// <param name="tif">An instance of <see cref="Tiff"/> class.</param>
/// <param name="scheme">The compression scheme for the codec.</param>
/// <param name="name">The name of the codec.</param>
public TiffCodec(Tiff tif, Compression scheme, string name)
{
m_scheme = scheme;
m_tif = tif;
m_name = name;
}