public void ClosedCaption()
{
CMFormatDescriptionError fde;
using (var fd = CMFormatDescription.Create(CMMediaType.ClosedCaption, (uint)CMClosedCaptionFormatType.CEA608, out fde))
{
Assert.AreEqual(CMFormatDescriptionError.None, fde, "#1");
Assert.AreEqual((CMMuxedStreamType)0, fd.MuxedStreamType, "#2");
Assert.AreEqual(CMMediaType.ClosedCaption, fd.MediaType, "#3");
Assert.AreEqual(CMClosedCaptionFormatType.CEA608, fd.ClosedCaptionFormatType, "#4");
}
}
public void CreateReadyWithPacketDescriptions()
{
TestRuntime.AssertSystemVersion(PlatformName.iOS, 8, 0, throwIfOtherPlatform: false);
TestRuntime.AssertSystemVersion(PlatformName.MacOSX, 10, 10, throwIfOtherPlatform: false);
CMBlockBufferError bbe;
using (var bb = CMBlockBuffer.CreateEmpty(0, CMBlockBufferFlags.AlwaysCopyData, out bbe)) {
CMFormatDescriptionError fde;
using (var fd = CMFormatDescription.Create(CMMediaType.ClosedCaption, (uint)CMClosedCaptionFormatType.CEA608, out fde)) {
CMSampleBufferError sbe;
using (var sb = CMSampleBuffer.CreateReadyWithPacketDescriptions(bb, fd, 1, CMTime.Indefinite, null, out sbe)) {
Assert.Null(sb, "CMSampleBuffer");
// the `null` does not match format description (but I lack a better test, at least it's callable)
Assert.That(sbe, Is.EqualTo(CMSampleBufferError.RequiredParameterMissing), "CMSampleBufferError");
}
}
}
}
public void Video()
{
TestRuntime.AssertSystemVersion(PlatformName.iOS, 7, 0, throwIfOtherPlatform: false);
CMFormatDescriptionError fde;
var auth = AVCaptureDevice.GetAuthorizationStatus(AVMediaType.Video);
switch (auth)
{
case AVAuthorizationStatus.Restricted:
case AVAuthorizationStatus.Denied:
case AVAuthorizationStatus.NotDetermined:
// We can't test the below, since the some other tests may have initialized whatever we need for the API to work correctly.
// Assert.Null (CMFormatDescription.Create (CMMediaType.Video, (uint) CMVideoCodecType.H264, out fde), "null ({0})", auth);
// Assert.That (fde, Is.EqualTo (CMFormatDescriptionError.InvalidParameter), "CMFormatDescriptionError");
break;
case AVAuthorizationStatus.Authorized:
// We can't test the below, since the some other tests may have initialized whatever we need for the API to work correctly.
// Assert.Null (CMFormatDescription.Create (CMMediaType.Video, (uint) CMVideoCodecType.H264, out fde), "null (authorized)");
// Assert.That (fde, Is.EqualTo (CMFormatDescriptionError.InvalidParameter), "CMFormatDescriptionError (authorized)");
using (var captureSession = new AVCaptureSession()) {
using (var videoDevice = AVCaptureDevice.DefaultDeviceWithMediaType(AVMediaType.Video)) {
if (videoDevice == null)
{
Assert.Inconclusive("Failed to create a video device for testing");
}
NSError error;
using (var videoInput = new AVCaptureDeviceInput(videoDevice, out error)) {
// this seems to initialize something.
}
}
}
Assert.IsNotNull(CMFormatDescription.Create(CMMediaType.Video, (uint)CMVideoCodecType.H264, out fde), "not null (authorized)");
Assert.That(fde, Is.EqualTo(CMFormatDescriptionError.None), "CMFormatDescriptionError #2 (authorized)");
break;
}
}
public void CreateReadyWithPacketDescriptions()
{
if (!TestRuntime.CheckSystemAndSDKVersion(8, 0))
{
Assert.Inconclusive("Requires iOS8");
}
CMBlockBufferError bbe;
using (var bb = CMBlockBuffer.CreateEmpty(0, CMBlockBufferFlags.AlwaysCopyData, out bbe)) {
CMFormatDescriptionError fde;
using (var fd = CMFormatDescription.Create(CMMediaType.ClosedCaption, (uint)CMClosedCaptionFormatType.CEA608, out fde)) {
CMSampleBufferError sbe;
using (var sb = CMSampleBuffer.CreateReadyWithPacketDescriptions(bb, fd, 1, CMTime.Indefinite, null, out sbe)) {
Assert.Null(sb, "CMSampleBuffer");
// the `null` does not match format description (but I lack a better test, at least it's callable)
Assert.That(sbe, Is.EqualTo(CMSampleBufferError.RequiredParameterMissing), "CMSampleBufferError");
}
}
}
}
public void Video()
{
if (!TestRuntime.CheckSystemAndSDKVersion(7, 0))
{
Assert.Ignore("This test fails on iOS 6 (even though the API exists).");
}
CMFormatDescriptionError fde;
var auth = AVCaptureDevice.GetAuthorizationStatus(AVMediaType.Video);
switch (auth)
{
case AVAuthorizationStatus.Restricted:
case AVAuthorizationStatus.Denied:
case AVAuthorizationStatus.NotDetermined:
// We can't test the below, since the some other tests may have initialized whatever we need for the API to work correctly.
// Assert.Null (CMFormatDescription.Create (CMMediaType.Video, (uint) CMVideoCodecType.H264, out fde), "null ({0})", auth);
// Assert.That (fde, Is.EqualTo (CMFormatDescriptionError.InvalidParameter), "CMFormatDescriptionError");
break;
case AVAuthorizationStatus.Authorized:
// We can't test the below, since the some other tests may have initialized whatever we need for the API to work correctly.
// Assert.Null (CMFormatDescription.Create (CMMediaType.Video, (uint) CMVideoCodecType.H264, out fde), "null (authorized)");
// Assert.That (fde, Is.EqualTo (CMFormatDescriptionError.InvalidParameter), "CMFormatDescriptionError (authorized)");
using (var captureSession = new AVCaptureSession()) {
using (var videoDevice = AVCaptureDevice.DefaultDeviceWithMediaType(AVMediaType.Video)) {
NSError error;
using (var videoInput = new AVCaptureDeviceInput(videoDevice, out error)) {
// this seems to initialize something.
}
}
}
Assert.IsNotNull(CMFormatDescription.Create(CMMediaType.Video, (uint)CMVideoCodecType.H264, out fde), "not null (authorized)");
Assert.That(fde, Is.EqualTo(CMFormatDescriptionError.None), "CMFormatDescriptionError #2 (authorized)");
break;
}
}
