protected void Test_Compress_InvalidArguments() { IImageOptimizer optimizer = CreateImageOptimizer(); Assert.IsNotNull(optimizer); ExceptionAssert.Throws <ArgumentNullException>(delegate() { optimizer.Compress((FileInfo)null); }); ExceptionAssert.Throws <ArgumentNullException>(delegate() { optimizer.Compress((string)null); }); ExceptionAssert.Throws <ArgumentException>(delegate() { optimizer.Compress(""); }); ExceptionAssert.Throws <ArgumentException>(delegate() { optimizer.Compress(Files.Missing); }); }
private long Test_Compress(string fileName, bool resultIsSmaller) { FileInfo tempFile = CreateTemporaryFile(fileName); try { IImageOptimizer optimizer = CreateImageOptimizer(); Assert.IsNotNull(optimizer); long before = tempFile.Length; optimizer.Compress(tempFile); long after = tempFile.Length; if (resultIsSmaller) { Assert.IsTrue(after < before, "{0} is not smaller than {1}", after, before); } else { Assert.AreEqual(before, after); } return(after); } finally { tempFile.Delete(); } }
private bool DoCompress(FileInfo file) { IImageOptimizer optimizer = GetOptimizer(file); if (optimizer == null) { return(false); } optimizer.OptimalCompression = OptimalCompression; return(optimizer.Compress(file)); }
private void DoCompress(FileInfo file) { IImageOptimizer optimizer = GetOptimizer(file); if (optimizer == null) { return; } optimizer.OptimalCompression = OptimalCompression; optimizer.Compress(file); }
/// <summary> /// Performs compression on the specified stream. With some formats the image will be decoded /// and encoded and this will result in a small quality reduction. If the new size is not /// smaller the stream won't be overwritten. /// </summary> /// <param name="stream">The stream of the image to compress.</param> /// <returns>True when the image could be compressed otherwise false.</returns> public bool Compress(Stream stream) { ImageOptimizerHelper.CheckStream(stream); IImageOptimizer optimizer = GetOptimizer(stream); if (optimizer == null) { return(false); } optimizer.OptimalCompression = OptimalCompression; return(optimizer.Compress(stream)); }
protected void Test_Compress_InvalidFile(string fileName) { FileInfo tempFile = CreateTemporaryFile(fileName); try { ExceptionAssert.Throws <MagickCorruptImageErrorException>(delegate() { IImageOptimizer optimizer = CreateImageOptimizer(); Assert.IsNotNull(optimizer); optimizer.Compress(tempFile); }); } finally { tempFile.Delete(); } }