public void EncodeJpeg(int executionCount, int quality, JpegSubsample subsample)
        {
            string[] testFiles = TestImages.Bmp.All
                                 .Concat(new[] { TestImages.Jpeg.Baseline.Calliphora, TestImages.Jpeg.Baseline.Cmyk })
                                 .ToArray();

            Image <Rgba32>[] testImages =
                testFiles.Select(
                    tf => TestImageProvider <Rgba32> .File(tf, pixelTypeOverride: PixelTypes.StandardImageClass).GetImage())
                .ToArray();

            using (MemoryStream ms = new MemoryStream())
            {
                this.Measure(executionCount,
                             () =>
                {
                    foreach (Image <Rgba32> img in testImages)
                    {
                        JpegEncoder encoder        = new JpegEncoder();
                        JpegEncoderOptions options = new JpegEncoderOptions {
                            Quality = quality, Subsample = subsample
                        };
                        img.Save(ms, encoder, options);
                        ms.Seek(0, SeekOrigin.Begin);
                    }
                },
                             // ReSharper disable once ExplicitCallerInfoArgument
                             $@"Encode {testFiles.Length} images"
                             );
            }
        }
Ejemplo n.º 2
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        public void LoadsImageWithoutThrowingCrcException()
        {
            var image1Provider = TestImageProvider <Rgba32> .File(TestImages.Png.VersioningImage1);

            using (Image <Rgba32> img = image1Provider.GetImage())
            {
                Assert.Equal(166036, img.Pixels.Length);
            }
        }
Ejemplo n.º 3
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        public void TestsThatVersioningImagesAreEqual()
        {
            var image1Provider = TestImageProvider <Rgba32> .File(TestImages.Png.VersioningImage1);

            var image2Provider = TestImageProvider <Rgba32> .File(TestImages.Png.VersioningImage2);

            using (Image <Rgba32> img1 = image1Provider.GetImage())
                using (Image <Rgba32> img2 = image2Provider.GetImage())
                {
                    bool imagesEqual = AreImagesEqual(img1, img2);
                    Assert.True(imagesEqual);
                }
        }