98 строки
2.9 KiB
C#
98 строки
2.9 KiB
C#
//
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// Unit tests for VTMultiPassStorage
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//
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// Authors:
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// Alex Soto <alex.soto@xamarin.com>
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//
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//
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// Copyright 2015 Xamarin Inc. All rights reserved.
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//
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#if !__TVOS__ && !__WATCHOS__
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using System;
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using System.Drawing;
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using System.Runtime.InteropServices;
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#if XAMCORE_2_0
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using Foundation;
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using VideoToolbox;
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using UIKit;
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using CoreMedia;
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using AVFoundation;
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using CoreFoundation;
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using CoreVideo;
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using CoreGraphics;
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using ObjCRuntime;
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#else
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using MonoTouch;
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using MonoTouch.Foundation;
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using MonoTouch.VideoToolbox;
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using MonoTouch.UIKit;
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using MonoTouch.CoreMedia;
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using MonoTouch.AVFoundation;
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using MonoTouch.CoreFoundation;
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using MonoTouch.CoreVideo;
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using MonoTouch.CoreGraphics;
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using MonoTouch.ObjCRuntime;
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#endif
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using NUnit.Framework;
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#if XAMCORE_2_0
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using RectangleF=CoreGraphics.CGRect;
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using SizeF=CoreGraphics.CGSize;
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using PointF=CoreGraphics.CGPoint;
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#else
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using nfloat=global::System.Single;
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using nint=global::System.Int32;
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using nuint=global::System.UInt32;
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#endif
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namespace MonoTouchFixtures.VideoToolbox {
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[TestFixture]
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[Preserve (AllMembers = true)]
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public class VTUtilitiesTests {
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[DllImport (Constants.CoreFoundationLibrary)]
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extern static int CFGetRetainCount (IntPtr handle);
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[Test]
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public void ToCGImageTest ()
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{
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if (!TestRuntime.CheckSystemAndSDKVersion (9, 0))
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Assert.Ignore ("Ignoring VideoToolbox.VTUtilitiesTests: Requires iOS9+");
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var originalImage = UIImage.FromBundle ("CoreImage/Xam.png");
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var originalCGImage = originalImage.CGImage;
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var pxbuffer = new CVPixelBuffer (originalCGImage.Width, originalCGImage.Height, CVPixelFormatType.CV32ARGB,
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new CVPixelBufferAttributes { CGImageCompatibility = true, CGBitmapContextCompatibility = true });
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pxbuffer.Lock (CVOptionFlags.None);
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using (var colorSpace = CGColorSpace.CreateDeviceRGB ())
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using (var ctx = new CGBitmapContext (pxbuffer.BaseAddress, originalCGImage.Width, originalCGImage.Height, 8,
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4 * originalCGImage.Width, colorSpace, CGBitmapFlags.NoneSkipLast)) {
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ctx.RotateCTM (0);
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ctx.DrawImage (new RectangleF (0, 0, originalCGImage.Width, originalCGImage.Height), originalCGImage);
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pxbuffer.Unlock (CVOptionFlags.None);
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}
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Assert.NotNull (pxbuffer, "VTUtilitiesTests.ToCGImageTest pxbuffer should not be null");
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CGImage newImage;
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var newImageStatus = pxbuffer.ToCGImage (out newImage);
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Assert.That (newImageStatus == VTStatus.Ok, "VTUtilitiesTests.ToCGImageTest must be ok");
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Assert.NotNull (newImage, "VTUtilitiesTests.ToCGImageTest pxbuffer should not be newImage");
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Assert.AreEqual (originalCGImage.Width, newImage.Width, "VTUtilitiesTests.ToCGImageTest");
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Assert.AreEqual (originalCGImage.Height, newImage.Height, "VTUtilitiesTests.ToCGImageTest");
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var retainCount = CFGetRetainCount (newImage.Handle);
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Assert.That (retainCount, Is.EqualTo (1), "RetainCount");
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}
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}
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}
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#endif // !__TVOS__ && !__WATCHOS__
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