public async Task TakeVideoAsync(string filePath)
{
try
{
// Singleton initialized lazily. Reference once in your application.
MMALCamera cam = this.MMALSharpCameraInstance;
// using (var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/", "avi"))
using (var vidCaptureHandler = new VideoStreamCaptureHandler(filePath))
{
var cts = new CancellationTokenSource(TimeSpan.FromSeconds(30));
var split = new Split
{
Mode = TimelapseMode.Second,
Value = 15,
};
await cam.TakeVideo(vidCaptureHandler, cts.Token, split);
}
// Cleanup disposes all unmanaged resources and unloads Broadcom library. To be called when no more processing is to be done
// on the camera.
// cam.Cleanup();
Console.WriteLine($"Wrote video to: {filePath}");
}
catch (Exception ex)
{
Console.WriteLine($"{nameof(MMALSharpCamera)} {nameof(TakeVideoAsync)} Failed");
Console.WriteLine($"{nameof(MMALSharpCamera)} {nameof(TakeVideoAsync)} {ex.ToString()}");
Console.WriteLine($"{nameof(MMALSharpCamera)} {nameof(TakeVideoAsync)} Failed");
}
}
public void TakeVideoSplit(string extension, MMALEncoding encodingType, MMALEncoding pixelFormat)
{
TestHelper.SetConfigurationDefaults();
MMALCameraConfig.InlineHeaders = true;
AsyncContext.Run(async() =>
{
var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/tests/split_test", extension);
TestHelper.CleanDirectory("/home/pi/videos/tests/split_test");
using (var vidEncoder = new MMALVideoEncoder(vidCaptureHandler, new MMAL_RATIONAL_T(25, 1),
DateTime.Now.AddSeconds(30), new Split {
Mode = TimelapseMode.Second, Value = 15
}))
{
vidEncoder.ConfigureOutputPort(0, encodingType, pixelFormat, 10, 25000000);
//Create our component pipeline.
fixture.MMALCamera.Camera.VideoPort
.ConnectTo(vidEncoder);
fixture.MMALCamera.Camera.PreviewPort
.ConnectTo(new MMALVideoRenderer());
fixture.MMALCamera.ConfigureCameraSettings();
//2 files should be created from this test.
await fixture.MMALCamera.BeginProcessing(fixture.MMALCamera.Camera.VideoPort, vidEncoder);
Assert.True(Directory.GetFiles("/home/pi/videos/tests/split_test").Length == 2);
}
});
}
public async Task TakeVideoAndStoreTimestamps()
{
TestHelper.BeginTest("Video - TakeVideoAndStoreTimestamps");
TestHelper.SetConfigurationDefaults();
TestHelper.CleanDirectory("/home/pi/videos/tests");
using (var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/tests", "h264", true))
using (var preview = new MMALVideoRenderer())
using (var vidEncoder = new MMALVideoEncoder())
{
Fixture.MMALCamera.ConfigureCameraSettings();
var portConfig = new MMALPortConfig(MMALEncoding.H264, MMALEncoding.I420, bitrate: MMALVideoEncoder.MaxBitrateLevel4);
vidEncoder.ConfigureOutputPort(portConfig, vidCaptureHandler);
// Create our component pipeline.
Fixture.MMALCamera.Camera.VideoPort
.ConnectTo(vidEncoder);
Fixture.MMALCamera.Camera.PreviewPort
.ConnectTo(preview);
// Camera warm up time
await Task.Delay(2000);
CancellationTokenSource cts = new CancellationTokenSource(TimeSpan.FromSeconds(15));
// Record video for 15 seconds
await Fixture.MMALCamera.ProcessAsync(Fixture.MMALCamera.Camera.VideoPort, cts.Token);
Fixture.CheckAndAssertFilepath(vidCaptureHandler.GetFilepath());
Fixture.CheckAndAssertFilepath($"{vidCaptureHandler.Directory}/{vidCaptureHandler.CurrentFilename}.pts");
}
}
public async Task TakeVideo(string extension, MMALEncoding encodingType, MMALEncoding pixelFormat)
{
TestHelper.BeginTest("TakeVideo", encodingType.EncodingName, pixelFormat.EncodingName);
TestHelper.SetConfigurationDefaults();
TestHelper.CleanDirectory("/home/pi/videos/tests");
using (var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/tests", extension))
using (var preview = new MMALVideoRenderer())
using (var vidEncoder = new MMALVideoEncoder(vidCaptureHandler))
{
Fixture.MMALCamera.ConfigureCameraSettings();
var portConfig = new MMALPortConfig(encodingType, pixelFormat, 25, 10, 25000000, null);
vidEncoder.ConfigureOutputPort(portConfig);
// Create our component pipeline.
Fixture.MMALCamera.Camera.VideoPort
.ConnectTo(vidEncoder);
Fixture.MMALCamera.Camera.PreviewPort
.ConnectTo(preview);
// Camera warm up time
await Task.Delay(2000);
CancellationTokenSource cts = new CancellationTokenSource(TimeSpan.FromSeconds(15));
// Record video for 20 seconds
await Fixture.MMALCamera.ProcessAsync(Fixture.MMALCamera.Camera.VideoPort, cts.Token);
Fixture.CheckAndAssertFilepath(vidCaptureHandler.GetFilepath());
}
}
public static void TakeVideoManualMode()
{
MMALCamera cam = MMALCamera.Instance;
AsyncContext.Run(async() =>
{
//using (var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/", "mjpeg"))
using (var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/", "avi"))
using (var vidEncoder = new MMALVideoEncoder(vidCaptureHandler))
//using (var ffCaptureHandler = FFmpegCaptureHandler.RawVideoToAvi("/home/pi/videos/", "testing1234"))
//using (var vidEncoder = new MMALVideoEncoder(ffCaptureHandler))
using (var renderer = new MMALVideoRenderer())
{
cam.ConfigureCameraSettings();
// Create our component pipeline. Here we are using the H.264 standard with a YUV420 pixel format. The video will be taken at 25Mb/s.
vidEncoder.ConfigureOutputPort(0, MMALEncoding.MJPEG, MMALEncoding.I420, 90, 25000000);
cam.Camera.VideoPort.ConnectTo(vidEncoder);
cam.Camera.PreviewPort.ConnectTo(renderer);
// Camera warm up time
await Task.Delay(2000);
var cts = new CancellationTokenSource(TimeSpan.FromSeconds(10));
// Take video for 3 minutes.
await cam.ProcessAsync(cam.Camera.VideoPort, cts.Token);
}
});
cam.Cleanup();
}
/// <summary>
/// Self-contained method for recording H.264 video for a specified amount of time. Records at 30fps, 25Mb/s at the highest quality.
/// </summary>
/// <param name="handler">The video capture handler to apply to the encoder.</param>
/// <param name="cancellationToken">A cancellationToken to signal when to stop video capture.</param>
/// <param name="split">Used for Segmented video mode.</param>
/// <returns>The awaitable Task.</returns>
public async Task TakeVideo(VideoStreamCaptureHandler handler, CancellationToken cancellationToken, Split split = null)
{
if (split != null && !MMALCameraConfig.InlineHeaders)
{
MMALLog.Logger.Warn("Inline headers not enabled. Split mode not supported when this is disabled.");
split = null;
}
using (var vidEncoder = new MMALVideoEncoder(handler, null, split))
using (var renderer = new MMALVideoRenderer())
{
this.ConfigureCameraSettings();
vidEncoder.ConfigureOutputPort(MMALEncoding.H264, MMALEncoding.I420, 0, MMALVideoEncoder.MaxBitrateLevel4);
// Create our component pipeline.
this.Camera.VideoPort.ConnectTo(vidEncoder);
this.Camera.PreviewPort.ConnectTo(renderer);
MMALLog.Logger.Info($"Preparing to take video. Resolution: {vidEncoder.Width} x {vidEncoder.Height}. " +
$"Encoder: {vidEncoder.Outputs[0].EncodingType.EncodingName}. Pixel Format: {vidEncoder.Outputs[0].PixelFormat.EncodingName}.");
// Camera warm up time
await Task.Delay(2000);
await this.ProcessAsync(this.Camera.VideoPort, cancellationToken);
}
}
public async Task AnnotateVideoRefreshSeconds()
{
TestHelper.BeginTest("Video - AnnotateVideo");
TestHelper.SetConfigurationDefaults();
TestHelper.CleanDirectory("/home/pi/videos/tests");
MMALCameraConfig.Annotate = new AnnotateImage();
MMALCameraConfig.Annotate.RefreshRate = DateTimeTextRefreshRate.Seconds;
MMALCameraConfig.Annotate.TimeFormat = "HH:mm:ss";
using (var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/tests", "h264"))
using (var vidEncoder = new MMALVideoEncoder())
using (var renderer = new MMALVideoRenderer())
{
Fixture.MMALCamera.ConfigureCameraSettings();
var portConfig = new MMALPortConfig(MMALEncoding.H264, MMALEncoding.I420, quality: 10, bitrate: MMALVideoEncoder.MaxBitrateLevel4);
// Create our component pipeline. Here we are using the H.264 standard with a YUV420 pixel format. The video will be taken at 25Mb/s.
vidEncoder.ConfigureOutputPort(portConfig, vidCaptureHandler);
Fixture.MMALCamera.Camera.VideoPort.ConnectTo(vidEncoder);
Fixture.MMALCamera.Camera.PreviewPort.ConnectTo(renderer);
// Camera warm up time
await Task.Delay(2000);
var cts = new CancellationTokenSource(TimeSpan.FromSeconds(30));
// Take video for 30 seconds.
await Fixture.MMALCamera.ProcessAsync(Fixture.MMALCamera.Camera.VideoPort, cts.Token);
Fixture.CheckAndAssertFilepath(vidCaptureHandler.GetFilepath());
}
}
public async Task RecordVideoDirectlyFromResizer()
{
TestHelper.BeginTest("RecordVideoDirectlyFromResizer");
TestHelper.SetConfigurationDefaults();
TestHelper.CleanDirectory("/home/pi/videos/tests");
using (var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/tests", "raw"))
using (var preview = new MMALVideoRenderer())
using (var resizer = new MMALResizerComponent())
{
Fixture.MMALCamera.ConfigureCameraSettings();
// Use the resizer to resize 1080p to 640x480.
var portConfig = new MMALPortConfig(MMALEncoding.I420, MMALEncoding.I420, 640, 480, 0, 0, 0, false, null);
resizer.ConfigureOutputPort <VideoPort>(0, portConfig, vidCaptureHandler);
// Create our component pipeline.
Fixture.MMALCamera.Camera.VideoPort
.ConnectTo(resizer);
Fixture.MMALCamera.Camera.PreviewPort
.ConnectTo(preview);
// Camera warm up time
await Task.Delay(2000);
CancellationTokenSource cts = new CancellationTokenSource(TimeSpan.FromSeconds(15));
// Record video for 20 seconds
await Fixture.MMALCamera.ProcessAsync(Fixture.MMALCamera.Camera.VideoPort, cts.Token);
Fixture.CheckAndAssertFilepath(vidCaptureHandler.GetFilepath());
}
}
public async Task ChangeEncoderType()
{
TestHelper.BeginTest("Video - ChangeEncoderType");
TestHelper.SetConfigurationDefaults();
TestHelper.CleanDirectory("/home/pi/videos/tests");
using (var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/tests", "h264"))
using (var preview = new MMALVideoRenderer())
using (var vidEncoder = new MMALVideoEncoder(vidCaptureHandler))
{
Fixture.MMALCamera.ConfigureCameraSettings();
var portConfig = new MMALPortConfig(MMALEncoding.MJPEG, MMALEncoding.I420, 25, 10, 25000000, null);
vidEncoder.ConfigureOutputPort(portConfig);
// Create our component pipeline.
Fixture.MMALCamera.Camera.VideoPort
.ConnectTo(vidEncoder);
Fixture.MMALCamera.Camera.PreviewPort
.ConnectTo(preview);
// Camera warm up time
await Task.Delay(2000);
CancellationTokenSource cts = new CancellationTokenSource(TimeSpan.FromSeconds(20));
// Record video for 20 seconds
await Fixture.MMALCamera.ProcessAsync(Fixture.MMALCamera.Camera.VideoPort, cts.Token);
Fixture.CheckAndAssertFilepath(vidCaptureHandler.GetFilepath());
}
using (var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/tests", "mjpeg"))
using (var preview = new MMALVideoRenderer())
using (var vidEncoder = new MMALVideoEncoder(vidCaptureHandler))
{
Fixture.MMALCamera.ConfigureCameraSettings();
var portConfig = new MMALPortConfig(MMALEncoding.MJPEG, MMALEncoding.I420, 25, 10, 25000000, null);
vidEncoder.ConfigureOutputPort(portConfig);
// Create our component pipeline.
Fixture.MMALCamera.Camera.VideoPort
.ConnectTo(vidEncoder);
Fixture.MMALCamera.Camera.PreviewPort
.ConnectTo(preview);
CancellationTokenSource cts = new CancellationTokenSource(TimeSpan.FromSeconds(20));
// Record video for 20 seconds
await Fixture.MMALCamera.ProcessAsync(Fixture.MMALCamera.Camera.VideoPort, cts.Token);
Fixture.CheckAndAssertFilepath(vidCaptureHandler.GetFilepath());
}
}
public async Task ImageFxComponentFromCameraVideoPortWithSplitterAndEncoder(MMAL_PARAM_IMAGEFX_T effect, bool throwsException)
{
TestHelper.BeginTest($"Video - ImageFxComponentFromCameraVideoPortWithSplitterAndEncoder - {effect}");
TestHelper.SetConfigurationDefaults();
TestHelper.CleanDirectory("/home/pi/videos/tests");
using (var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/tests", "h264"))
using (var preview = new MMALNullSinkComponent())
using (var imageFx = new MMALImageFxComponent())
using (var splitter = new MMALSplitterComponent())
using (var vidEncoder = new MMALVideoEncoder())
{
Fixture.MMALCamera.ConfigureCameraSettings();
var vidEncoderConfig = new MMALPortConfig(MMALEncoding.H264, MMALEncoding.I420);
var splitterConfig = new MMALPortConfig(MMALEncoding.I420, MMALEncoding.I420);
var fxConfig = new MMALPortConfig(MMALEncoding.I420, MMALEncoding.I420);
imageFx.ConfigureOutputPort <VideoPort>(0, fxConfig, null);
splitter.ConfigureInputPort(new MMALPortConfig(MMALEncoding.I420, MMALEncoding.I420), imageFx.Outputs[0], null);
splitter.ConfigureOutputPort <VideoPort>(0, splitterConfig, null);
vidEncoder.ConfigureInputPort(new MMALPortConfig(MMALEncoding.I420, MMALEncoding.I420), splitter.Outputs[0], null);
vidEncoder.ConfigureOutputPort(0, vidEncoderConfig, vidCaptureHandler);
if (throwsException)
{
Assert.Throws <MMALInvalidException>(() =>
{
imageFx.ImageEffect = effect;
});
}
else
{
imageFx.ImageEffect = effect;
}
// Create our component pipeline.
Fixture.MMALCamera.Camera.VideoPort
.ConnectTo(imageFx);
Fixture.MMALCamera.Camera.PreviewPort
.ConnectTo(preview);
imageFx.Outputs[0].ConnectTo(splitter);
splitter.Outputs[0].ConnectTo(vidEncoder);
// Camera warm up time
await Task.Delay(2000);
var cts = new CancellationTokenSource(TimeSpan.FromSeconds(5));
await Fixture.MMALCamera.ProcessAsync(Fixture.MMALCamera.Camera.VideoPort, cts.Token);
Fixture.CheckAndAssertFilepath(vidCaptureHandler.GetFilepath());
}
}
static async Task h264(int seconds)
{
var cam = GetConfiguredCamera();
var pathname = ramdiskPath + "capture.h264";
using var handler = new VideoStreamCaptureHandler(pathname);
var timeout = new CancellationTokenSource(TimeSpan.FromSeconds(seconds));
Console.WriteLine($"Capturing h.264: {pathname}");
await cam.TakeVideo(handler, timeout.Token);
cam.Cleanup();
Console.WriteLine("Exiting.");
}
public async Task RecordVideoDirectlyFromSplitter()
{
TestHelper.BeginTest("RecordVideoDirectlyFromSplitter");
TestHelper.SetConfigurationDefaults();
TestHelper.CleanDirectory("/home/pi/videos/tests");
using (var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/tests", "raw"))
using (var vidCaptureHandler2 = new VideoStreamCaptureHandler("/home/pi/videos/tests", "raw"))
using (var vidCaptureHandler3 = new VideoStreamCaptureHandler("/home/pi/videos/tests", "raw"))
using (var vidCaptureHandler4 = new VideoStreamCaptureHandler("/home/pi/videos/tests", "raw"))
using (var preview = new MMALVideoRenderer())
using (var splitter = new MMALSplitterComponent())
{
Fixture.MMALCamera.ConfigureCameraSettings();
var splitterPortConfig = new MMALPortConfig(MMALEncoding.I420, MMALEncoding.I420, 0, 0, null);
// Create our component pipeline.
splitter.ConfigureInputPort(new MMALPortConfig(MMALEncoding.OPAQUE, MMALEncoding.I420, 0), Fixture.MMALCamera.Camera.VideoPort, null);
splitter.ConfigureOutputPort <VideoPort>(0, splitterPortConfig, vidCaptureHandler);
splitter.ConfigureOutputPort <VideoPort>(1, splitterPortConfig, vidCaptureHandler2);
splitter.ConfigureOutputPort <VideoPort>(2, splitterPortConfig, vidCaptureHandler3);
splitter.ConfigureOutputPort <VideoPort>(3, splitterPortConfig, vidCaptureHandler4);
// Create our component pipeline.
Fixture.MMALCamera.Camera.VideoPort
.ConnectTo(splitter);
Fixture.MMALCamera.Camera.PreviewPort
.ConnectTo(preview);
// Camera warm up time
await Task.Delay(2000);
CancellationTokenSource cts = new CancellationTokenSource(TimeSpan.FromSeconds(15));
// Record video for 20 seconds
await Fixture.MMALCamera.ProcessAsync(Fixture.MMALCamera.Camera.VideoPort, cts.Token);
Fixture.CheckAndAssertFilepath(vidCaptureHandler.GetFilepath());
Fixture.CheckAndAssertFilepath(vidCaptureHandler2.GetFilepath());
Fixture.CheckAndAssertFilepath(vidCaptureHandler3.GetFilepath());
Fixture.CheckAndAssertFilepath(vidCaptureHandler4.GetFilepath());
}
}
public static async Task TakeVideoAsync()
{
MMALCameraConfig.VideoResolution = new Resolution(640, 480);
MMALCameraConfig.Flips = MMAL_PARAM_MIRROR_T.MMAL_PARAM_MIRROR_VERTICAL;
MMALCameraConfig.InlineHeaders = true;
MMALCameraConfig.VideoProfile = MMAL_VIDEO_PROFILE_T.MMAL_VIDEO_PROFILE_H264_HIGH;
// Singleton initialized lazily. Reference once in your application.
MMALCamera cam = MMALCamera.Instance;
using (var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/", "avi"))
{
var cts = new CancellationTokenSource(TimeSpan.FromSeconds(10));
await cam.TakeVideo(vidCaptureHandler, cts.Token);
}
// Cleanup disposes all unmanaged resources and unloads Broadcom library. To be called when no more processing is to be done
// on the camera.
cam.Cleanup();
}
public async Task TakeVideoSplit()
{
TestHelper.BeginTest("TakeVideoSplit");
TestHelper.SetConfigurationDefaults();
TestHelper.CleanDirectory("/home/pi/videos/tests/split_test");
MMALCameraConfig.InlineHeaders = true;
using (var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/tests/split_test", "h264"))
using (var preview = new MMALVideoRenderer())
using (var vidEncoder = new MMALVideoEncoder())
{
Fixture.MMALCamera.ConfigureCameraSettings();
var split = new Split
{
Mode = TimelapseMode.Second,
Value = 15
};
var portConfig = new MMALPortConfig(MMALEncoding.H264, MMALEncoding.I420, 10, 25000000, null, split);
vidEncoder.ConfigureOutputPort(portConfig, vidCaptureHandler);
// Create our component pipeline.
Fixture.MMALCamera.Camera.VideoPort
.ConnectTo(vidEncoder);
Fixture.MMALCamera.Camera.PreviewPort
.ConnectTo(preview);
// Camera warm up time
await Task.Delay(2000);
CancellationTokenSource cts = new CancellationTokenSource(TimeSpan.FromSeconds(30));
// 2 files should be created from this test.
await Fixture.MMALCamera.ProcessAsync(Fixture.MMALCamera.Camera.VideoPort, cts.Token);
Assert.True(Directory.GetFiles("/home/pi/videos/tests/split_test").Length == 2);
}
}
public async Task RecordVideoDirectlyFromResizerWithSplitterComponent()
{
TestHelper.BeginTest("RecordVideoDirectlyFromResizerWithSplitterComponent");
TestHelper.SetConfigurationDefaults();
TestHelper.CleanDirectory("/home/pi/videos/tests");
// I am only using a single output here because due to the disk IO performance on the Pi you ideally need to be
// using a faster storage medium such as the ramdisk to output to multiple files.
using (var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/tests", "h264"))
using (var preview = new MMALVideoRenderer())
using (var splitter = new MMALSplitterComponent())
using (var resizer = new MMALResizerComponent())
{
Fixture.MMALCamera.ConfigureCameraSettings();
var splitterPortConfig = new MMALPortConfig(MMALEncoding.OPAQUE, MMALEncoding.I420);
var resizerPortConfig = new MMALPortConfig(MMALEncoding.I420, MMALEncoding.I420, width: 1024, height: 768, timeout: DateTime.Now.AddSeconds(15));
// Create our component pipeline.
splitter.ConfigureInputPort(new MMALPortConfig(MMALEncoding.OPAQUE, MMALEncoding.I420), Fixture.MMALCamera.Camera.VideoPort, null);
splitter.ConfigureOutputPort(0, splitterPortConfig, null);
resizer.ConfigureOutputPort <VideoPort>(0, resizerPortConfig, vidCaptureHandler);
// Create our component pipeline.
Fixture.MMALCamera.Camera.VideoPort
.ConnectTo(splitter);
splitter.Outputs[0].ConnectTo(resizer);
Fixture.MMALCamera.Camera.PreviewPort
.ConnectTo(preview);
// Camera warm up time
await Task.Delay(2000);
await Fixture.MMALCamera.ProcessAsync(Fixture.MMALCamera.Camera.VideoPort);
Fixture.CheckAndAssertFilepath(vidCaptureHandler.GetFilepath());
}
}
public async Task TakeVideoAndStoreMotionVectors(string extension, MMALEncoding encodingType, MMALEncoding pixelFormat)
{
TestHelper.BeginTest("TakeVideoAndStoreMotionVectors", encodingType.EncodingName, pixelFormat.EncodingName);
TestHelper.SetConfigurationDefaults();
TestHelper.CleanDirectory("/home/pi/videos/tests");
// Ensure inline motion vectors are enabled.
MMALCameraConfig.InlineMotionVectors = true;
using (var motionVectorStore = File.Create("/home/pi/videos/tests/motion.dat"))
using (var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/tests", extension))
using (var preview = new MMALVideoRenderer())
using (var vidEncoder = new MMALVideoEncoder())
{
Fixture.MMALCamera.ConfigureCameraSettings();
var portConfig = new MMALPortConfig(encodingType, pixelFormat, 10, 25000000, null, storeMotionVectors: true);
vidEncoder.ConfigureOutputPort(portConfig, vidCaptureHandler);
// Initialise the motion vector stream.
vidCaptureHandler.InitialiseMotionStore(motionVectorStore);
// Create our component pipeline.
Fixture.MMALCamera.Camera.VideoPort
.ConnectTo(vidEncoder);
Fixture.MMALCamera.Camera.PreviewPort
.ConnectTo(preview);
// Camera warm up time
await Task.Delay(2000);
CancellationTokenSource cts = new CancellationTokenSource(TimeSpan.FromSeconds(10));
// Record video for 10 seconds
await Fixture.MMALCamera.ProcessAsync(Fixture.MMALCamera.Camera.VideoPort, cts.Token);
Fixture.CheckAndAssertFilepath(vidCaptureHandler.GetFilepath());
}
}
public void TakeVideo(string extension, MMALEncoding encodingType, MMALEncoding pixelFormat)
{
TestHelper.SetConfigurationDefaults();
AsyncContext.Run(async() =>
{
var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/tests", extension);
TestHelper.CleanDirectory("/home/pi/videos/tests");
using (var vidEncoder = new MMALVideoEncoder(vidCaptureHandler, new MMAL_RATIONAL_T(25, 1), DateTime.Now.AddSeconds(20)))
{
fixture.MMALCamera.ConfigureCameraSettings();
vidEncoder.ConfigureOutputPort(0, encodingType, pixelFormat, 10, 25000000);
//Create our component pipeline.
fixture.MMALCamera.Camera.VideoPort
.ConnectTo(vidEncoder);
fixture.MMALCamera.Camera.PreviewPort
.ConnectTo(new MMALVideoRenderer());
//Camera warm up time
await Task.Delay(2000);
//Record video for 20 seconds
await fixture.MMALCamera.BeginProcessing(fixture.MMALCamera.Camera.VideoPort);
if (System.IO.File.Exists(vidCaptureHandler.GetFilepath()))
{
var length = new System.IO.FileInfo(vidCaptureHandler.GetFilepath()).Length;
Assert.True(length > 0);
}
else
{
Assert.True(false, $"File {vidCaptureHandler.GetFilepath()} was not created");
}
}
});
}
private async Task TakeVideoManual(string extension, MMALEncoding encoding, MMALEncoding pixelFormat, int bitrate, int seconds)
{
using (var vidCaptureHandler = new VideoStreamCaptureHandler($"/home/pi/videos/", extension))
using (var vidEncoder = new MMALVideoEncoder(vidCaptureHandler))
using (var renderer = new MMALVideoRenderer())
{
this.Cam.ConfigureCameraSettings();
vidEncoder.ConfigureOutputPort(0, encoding, pixelFormat, 0, bitrate);
this.Cam.Camera.VideoPort.ConnectTo(vidEncoder);
this.Cam.Camera.PreviewPort.ConnectTo(renderer);
// Camera warm up time
await Task.Delay(2000);
var cts = new CancellationTokenSource(TimeSpan.FromSeconds(seconds));
// Take video for 3 minutes.
await this.Cam.ProcessAsync(this.Cam.Camera.VideoPort, cts.Token);
}
}
public async Task RecordVideoDirectlyFromSplitter()
{
TestHelper.BeginTest("RecordVideoDirectlyFromSplitter");
TestHelper.SetConfigurationDefaults();
TestHelper.CleanDirectory("/home/pi/videos/tests");
// I am only using a single output here because due to the disk IO performance on the Pi you ideally need to be
// using a faster storage medium such as the ramdisk to output to multiple files.
using (var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/tests", "raw"))
using (var preview = new MMALVideoRenderer())
using (var splitter = new MMALSplitterComponent())
{
Fixture.MMALCamera.ConfigureCameraSettings();
var splitterPortConfig = new MMALPortConfig(MMALEncoding.I420, MMALEncoding.I420);
// Create our component pipeline.
splitter.ConfigureInputPort(new MMALPortConfig(MMALEncoding.OPAQUE, MMALEncoding.I420, 0), Fixture.MMALCamera.Camera.VideoPort, null);
splitter.ConfigureOutputPort(0, splitterPortConfig, vidCaptureHandler);
// Create our component pipeline.
Fixture.MMALCamera.Camera.VideoPort
.ConnectTo(splitter);
Fixture.MMALCamera.Camera.PreviewPort
.ConnectTo(preview);
// Camera warm up time
await Task.Delay(2000);
CancellationTokenSource cts = new CancellationTokenSource(TimeSpan.FromSeconds(15));
// Record video for 20 seconds
await Fixture.MMALCamera.ProcessAsync(Fixture.MMALCamera.Camera.VideoPort, cts.Token);
Fixture.CheckAndAssertFilepath(vidCaptureHandler.GetFilepath());
}
}
/// <summary>
/// Self-contained method for recording H.264 video for a specified amount of time. Records at 30fps, 25Mb/s at the highest quality.
/// </summary>
/// <param name="handler">The video capture handler to apply to the encoder.</param>
/// <param name="timeout">A timeout to stop the video capture</param>
/// <param name="split">Used for Segmented video mode</param>
/// <returns>The awaitable Task</returns>
public async Task TakeVideo(VideoStreamCaptureHandler handler, DateTime?timeout = null, Split split = null)
{
if (split != null && !MMALCameraConfig.InlineHeaders)
{
MMALLog.Logger.Warn("Inline headers not enabled. Split mode not supported when this is disabled.");
split = null;
}
using (var vidEncoder = new MMALVideoEncoder(handler, new MMAL_RATIONAL_T(30, 1), timeout, split))
using (var renderer = new MMALVideoRenderer())
{
vidEncoder.ConfigureOutputPort(0, MMALEncoding.H264, MMALEncoding.I420, 10, 25000000);
//Create our component pipeline.
this.Camera.VideoPort.ConnectTo(vidEncoder);
this.Camera.PreviewPort.ConnectTo(renderer);
this.ConfigureCameraSettings();
MMALLog.Logger.Info($"Preparing to take video. Resolution: {vidEncoder.Width} x {vidEncoder.Height}. " +
$"Encoder: {vidEncoder.Outputs[0].EncodingType.EncodingName}. Pixel Format: {vidEncoder.Outputs[0].PixelFormat.EncodingName}.");
await BeginProcessing(this.Camera.VideoPort, vidEncoder);
}
}
public void GrabVideo(TimeSpan duration)
{
var camera = MMALCamera.Instance;
var task = Task.Run(async() =>
{
using (var vidCaptureHandler = new VideoStreamCaptureHandler(Path.Combine(Folder, Video), "avi"))
using (var vidEncoder = new MMALVideoEncoder(vidCaptureHandler, new MMAL_RATIONAL_T(25, 1), DateTime.Now.Add(duration)))
using (var renderer = new MMALVideoRenderer())
{
vidEncoder.ConfigureOutputPort(0, MMALEncoding.H264, MMALEncoding.I420, 0, 25000000);
camera.Camera.VideoPort.ConnectTo(vidEncoder);
camera.Camera.PreviewPort.ConnectTo(renderer);
camera.ConfigureCameraSettings();
await camera.BeginProcessing(camera.Camera.VideoPort);
}
});
//TODO: Improve Woopsa error to display AggregateException
task.Wait();
camera.Cleanup();
LastVideoFilename = Path.Combine(Image, GetLastFile(Path.Combine(Folder, Video)).Name);
}
public void ChangeColorSpace()
{
TestHelper.BeginTest("ChangeColorSpace");
TestHelper.SetConfigurationDefaults();
TestHelper.CleanDirectory("/home/pi/videos/tests");
MMALCameraConfig.VideoColorSpace = MMALEncoding.MMAL_COLOR_SPACE_ITUR_BT601;
using (var handler = new VideoStreamCaptureHandler("/home/pi/videos/tests", "h264"))
using (var handler2 = new VideoStreamCaptureHandler("/home/pi/video/tests", "h264"))
using (var handler3 = new VideoStreamCaptureHandler("/home/pi/video/tests", "h264"))
using (var handler4 = new VideoStreamCaptureHandler("/home/pi/video/tests", "h264"))
using (var splitter = new MMALSplitterComponent(null))
using (var vidEncoder = new MMALVideoEncoder(handler))
using (var vidEncoder2 = new MMALVideoEncoder(handler2))
using (var vidEncoder3 = new MMALVideoEncoder(handler3))
using (var vidEncoder4 = new MMALVideoEncoder(handler4))
using (var renderer = new MMALVideoRenderer())
{
Fixture.MMALCamera.ConfigureCameraSettings();
var splitterPortConfig = new MMALPortConfig(MMALEncoding.OPAQUE, MMALEncoding.I420, 10, 0, 13000000, null);
var portConfig1 = new MMALPortConfig(MMALEncoding.H264, MMALEncoding.I420, 10, 10, 13000000, DateTime.Now.AddSeconds(20));
var portConfig2 = new MMALPortConfig(MMALEncoding.H264, MMALEncoding.I420, 10, 20, 13000000, DateTime.Now.AddSeconds(15));
var portConfig3 = new MMALPortConfig(MMALEncoding.H264, MMALEncoding.I420, 25, 30, 13000000, DateTime.Now.AddSeconds(10));
var portConfig4 = new MMALPortConfig(MMALEncoding.H264, MMALEncoding.I420, 25, 40, 13000000, DateTime.Now.AddSeconds(10));
// Create our component pipeline.
splitter.ConfigureInputPort(MMALEncoding.OPAQUE, MMALEncoding.I420, Fixture.MMALCamera.Camera.VideoPort);
splitter.ConfigureOutputPort(0, splitterPortConfig);
splitter.ConfigureOutputPort(1, splitterPortConfig);
splitter.ConfigureOutputPort(2, splitterPortConfig);
splitter.ConfigureOutputPort(3, splitterPortConfig);
vidEncoder.ConfigureInputPort(MMALEncoding.OPAQUE, MMALEncoding.I420, splitter.Outputs[0]);
vidEncoder.ConfigureOutputPort(0, portConfig1);
vidEncoder2.ConfigureInputPort(MMALEncoding.OPAQUE, MMALEncoding.I420, splitter.Outputs[1]);
vidEncoder2.ConfigureOutputPort(0, portConfig2);
vidEncoder3.ConfigureInputPort(MMALEncoding.OPAQUE, MMALEncoding.I420, splitter.Outputs[2]);
vidEncoder3.ConfigureOutputPort(0, portConfig3);
vidEncoder4.ConfigureInputPort(MMALEncoding.OPAQUE, MMALEncoding.I420, splitter.Outputs[3]);
vidEncoder4.ConfigureOutputPort(0, portConfig4);
Fixture.MMALCamera.Camera.VideoPort.ConnectTo(splitter);
splitter.Outputs[0].ConnectTo(vidEncoder);
splitter.Outputs[1].ConnectTo(vidEncoder2);
splitter.Outputs[2].ConnectTo(vidEncoder3);
splitter.Outputs[3].ConnectTo(vidEncoder4);
Fixture.MMALCamera.Camera.PreviewPort.ConnectTo(renderer);
// Assert that all output ports have the same video color space.
Assert.True(Fixture.MMALCamera.Camera.VideoPort.VideoColorSpace.EncodingVal == MMALEncoding.MMAL_COLOR_SPACE_ITUR_BT601.EncodingVal);
Assert.True(splitter.Outputs[0].VideoColorSpace.EncodingVal == MMALEncoding.MMAL_COLOR_SPACE_ITUR_BT601.EncodingVal);
Assert.True(splitter.Outputs[1].VideoColorSpace.EncodingVal == MMALEncoding.MMAL_COLOR_SPACE_ITUR_BT601.EncodingVal);
Assert.True(splitter.Outputs[2].VideoColorSpace.EncodingVal == MMALEncoding.MMAL_COLOR_SPACE_ITUR_BT601.EncodingVal);
Assert.True(splitter.Outputs[3].VideoColorSpace.EncodingVal == MMALEncoding.MMAL_COLOR_SPACE_ITUR_BT601.EncodingVal);
Assert.True(vidEncoder.Outputs[0].VideoColorSpace.EncodingVal == MMALEncoding.MMAL_COLOR_SPACE_ITUR_BT601.EncodingVal);
Assert.True(vidEncoder2.Outputs[0].VideoColorSpace.EncodingVal == MMALEncoding.MMAL_COLOR_SPACE_ITUR_BT601.EncodingVal);
Assert.True(vidEncoder3.Outputs[0].VideoColorSpace.EncodingVal == MMALEncoding.MMAL_COLOR_SPACE_ITUR_BT601.EncodingVal);
Assert.True(vidEncoder4.Outputs[0].VideoColorSpace.EncodingVal == MMALEncoding.MMAL_COLOR_SPACE_ITUR_BT601.EncodingVal);
}
}
public async Task VideoSplitterComponent()
{
TestHelper.BeginTest("VideoSplitterComponent");
TestHelper.SetConfigurationDefaults();
TestHelper.CleanDirectory("/home/pi/videos/tests");
using (var handler = new VideoStreamCaptureHandler("/home/pi/videos/tests", "h264"))
using (var handler2 = new VideoStreamCaptureHandler("/home/pi/videos/tests", "h264"))
using (var handler3 = new VideoStreamCaptureHandler("/home/pi/videos/tests", "h264"))
using (var handler4 = new VideoStreamCaptureHandler("/home/pi/videos/tests", "h264"))
using (var splitter = new MMALSplitterComponent(null))
using (var vidEncoder = new MMALVideoEncoder(handler))
using (var vidEncoder2 = new MMALVideoEncoder(handler2))
using (var vidEncoder3 = new MMALVideoEncoder(handler3))
using (var vidEncoder4 = new MMALVideoEncoder(handler4))
using (var renderer = new MMALNullSinkComponent())
{
Fixture.MMALCamera.ConfigureCameraSettings();
var splitterPortConfig = new MMALPortConfig(MMALEncoding.OPAQUE, MMALEncoding.I420, 10, 0, 13000000, null);
var portConfig1 = new MMALPortConfig(MMALEncoding.H264, MMALEncoding.I420, 10, 10, 13000000, DateTime.Now.AddSeconds(20));
var portConfig2 = new MMALPortConfig(MMALEncoding.H264, MMALEncoding.I420, 10, 20, 13000000, DateTime.Now.AddSeconds(15));
var portConfig3 = new MMALPortConfig(MMALEncoding.H264, MMALEncoding.I420, 25, 30, 13000000, DateTime.Now.AddSeconds(10));
var portConfig4 = new MMALPortConfig(MMALEncoding.H264, MMALEncoding.I420, 25, 40, 13000000, DateTime.Now.AddSeconds(10));
// Create our component pipeline.
splitter.ConfigureInputPort(MMALEncoding.OPAQUE, MMALEncoding.I420, Fixture.MMALCamera.Camera.VideoPort);
splitter.ConfigureOutputPort(0, splitterPortConfig);
splitter.ConfigureOutputPort(1, splitterPortConfig);
splitter.ConfigureOutputPort(2, splitterPortConfig);
splitter.ConfigureOutputPort(3, splitterPortConfig);
vidEncoder.ConfigureInputPort(MMALEncoding.OPAQUE, MMALEncoding.I420, splitter.Outputs[0]);
vidEncoder.ConfigureOutputPort(0, portConfig1);
vidEncoder2.ConfigureInputPort(MMALEncoding.OPAQUE, MMALEncoding.I420, splitter.Outputs[1]);
vidEncoder2.ConfigureOutputPort(0, portConfig2);
vidEncoder3.ConfigureInputPort(MMALEncoding.OPAQUE, MMALEncoding.I420, splitter.Outputs[2]);
vidEncoder3.ConfigureOutputPort(0, portConfig3);
vidEncoder4.ConfigureInputPort(MMALEncoding.OPAQUE, MMALEncoding.I420, splitter.Outputs[3]);
vidEncoder4.ConfigureOutputPort(0, portConfig4);
Fixture.MMALCamera.Camera.VideoPort.ConnectTo(splitter);
splitter.Outputs[0].ConnectTo(vidEncoder);
splitter.Outputs[1].ConnectTo(vidEncoder2);
splitter.Outputs[2].ConnectTo(vidEncoder3);
splitter.Outputs[3].ConnectTo(vidEncoder4);
Fixture.MMALCamera.Camera.PreviewPort.ConnectTo(renderer);
// Camera warm up time
await Task.Delay(2000);
await Fixture.MMALCamera.ProcessAsync(Fixture.MMALCamera.Camera.VideoPort);
Fixture.CheckAndAssertFilepath(handler.GetFilepath());
Fixture.CheckAndAssertFilepath(handler2.GetFilepath());
Fixture.CheckAndAssertFilepath(handler3.GetFilepath());
Fixture.CheckAndAssertFilepath(handler4.GetFilepath());
}
}
public void VideoSplitterComponent()
{
TestHelper.BeginTest("VideoSplitterComponent");
TestHelper.SetConfigurationDefaults();
AsyncContext.Run(async() =>
{
TestHelper.CleanDirectory("/home/pi/videos/tests");
using (var handler = new VideoStreamCaptureHandler("/home/pi/videos/tests", "avi"))
using (var handler2 = new VideoStreamCaptureHandler("/home/pi/video/tests", "avi"))
using (var handler3 = new VideoStreamCaptureHandler("/home/pi/video/tests", "avi"))
using (var handler4 = new VideoStreamCaptureHandler("/home/pi/video/tests", "avi"))
using (var splitter = new MMALSplitterComponent(null))
using (var vidEncoder = new MMALVideoEncoder(handler, DateTime.Now.AddSeconds(10)))
using (var vidEncoder2 = new MMALVideoEncoder(handler2, DateTime.Now.AddSeconds(15)))
using (var vidEncoder3 = new MMALVideoEncoder(handler3, DateTime.Now.AddSeconds(10)))
using (var vidEncoder4 = new MMALVideoEncoder(handler4, DateTime.Now.AddSeconds(10)))
using (var renderer = new MMALVideoRenderer())
{
_fixture.MMALCamera.ConfigureCameraSettings();
// Create our component pipeline.
splitter.ConfigureInputPort(MMALEncoding.I420, MMALEncoding.I420, _fixture.MMALCamera.Camera.VideoPort);
splitter.ConfigureOutputPort(0, MMALEncoding.OPAQUE, MMALEncoding.I420, 0);
splitter.ConfigureOutputPort(1, MMALEncoding.OPAQUE, MMALEncoding.I420, 0);
splitter.ConfigureOutputPort(2, MMALEncoding.OPAQUE, MMALEncoding.I420, 0);
splitter.ConfigureOutputPort(3, MMALEncoding.OPAQUE, MMALEncoding.I420, 0);
vidEncoder.ConfigureInputPort(MMALEncoding.OPAQUE, MMALEncoding.I420, splitter.Outputs[0]);
vidEncoder.ConfigureOutputPort(0, MMALEncoding.H264, MMALEncoding.I420, 10, 25000000);
vidEncoder2.ConfigureInputPort(MMALEncoding.OPAQUE, MMALEncoding.I420, splitter.Outputs[1]);
vidEncoder2.ConfigureOutputPort(0, MMALEncoding.H264, MMALEncoding.I420, 20, 25000000);
vidEncoder3.ConfigureInputPort(MMALEncoding.OPAQUE, MMALEncoding.I420, splitter.Outputs[2]);
vidEncoder3.ConfigureOutputPort(0, MMALEncoding.H264, MMALEncoding.I420, 30, 25000000);
vidEncoder4.ConfigureInputPort(MMALEncoding.OPAQUE, MMALEncoding.I420, splitter.Outputs[3]);
vidEncoder4.ConfigureOutputPort(0, MMALEncoding.H264, MMALEncoding.I420, 40, 25000000);
_fixture.MMALCamera.Camera.VideoPort.ConnectTo(splitter);
splitter.Outputs[0].ConnectTo(vidEncoder);
splitter.Outputs[1].ConnectTo(vidEncoder2);
splitter.Outputs[2].ConnectTo(vidEncoder3);
splitter.Outputs[3].ConnectTo(vidEncoder4);
_fixture.MMALCamera.Camera.PreviewPort.ConnectTo(renderer);
// Camera warm up time
await Task.Delay(2000);
await _fixture.MMALCamera.ProcessAsync(_fixture.MMALCamera.Camera.VideoPort);
_fixture.CheckAndAssertFilepath(handler.GetFilepath());
_fixture.CheckAndAssertFilepath(handler2.GetFilepath());
_fixture.CheckAndAssertFilepath(handler3.GetFilepath());
_fixture.CheckAndAssertFilepath(handler4.GetFilepath());
}
});
}
public void ChangeEncoderType()
{
TestHelper.SetConfigurationDefaults();
AsyncContext.Run(async() =>
{
var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/tests", "avi");
TestHelper.CleanDirectory("/home/pi/videos/tests");
using (var vidEncoder = new MMALVideoEncoder(vidCaptureHandler, new MMAL_RATIONAL_T(25, 1), DateTime.Now.AddSeconds(20)))
{
vidEncoder.ConfigureOutputPort(0, MMALEncoding.MJPEG, MMALEncoding.I420, 10, 25000000);
//Create our component pipeline.
fixture.MMALCamera.Camera.VideoPort
.ConnectTo(vidEncoder);
fixture.MMALCamera.Camera.PreviewPort
.ConnectTo(new MMALVideoRenderer());
fixture.MMALCamera.ConfigureCameraSettings();
//Record video for 20 seconds
await fixture.MMALCamera.BeginProcessing(fixture.MMALCamera.Camera.VideoPort, vidEncoder);
if (System.IO.File.Exists(vidCaptureHandler.GetFilepath()))
{
var length = new System.IO.FileInfo(vidCaptureHandler.GetFilepath()).Length;
Assert.True(length > 0);
}
else
{
Assert.True(false, $"File {vidCaptureHandler.GetFilepath()} was not created");
}
}
vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/tests", "mjpeg");
using (var vidEncoder = new MMALVideoEncoder(vidCaptureHandler, new MMAL_RATIONAL_T(25, 1), DateTime.Now.AddSeconds(20)))
{
vidEncoder.ConfigureOutputPort(0, MMALEncoding.MJPEG, MMALEncoding.I420, 90, 25000000);
//Create our component pipeline.
fixture.MMALCamera.Camera.VideoPort
.ConnectTo(vidEncoder);
fixture.MMALCamera.Camera.PreviewPort
.ConnectTo(new MMALVideoRenderer());
fixture.MMALCamera.ConfigureCameraSettings();
//Record video for 20 seconds
await fixture.MMALCamera.BeginProcessing(fixture.MMALCamera.Camera.VideoPort, vidEncoder);
if (System.IO.File.Exists(vidCaptureHandler.GetFilepath()))
{
var length = new System.IO.FileInfo(vidCaptureHandler.GetFilepath()).Length;
Assert.True(length > 0);
}
else
{
Assert.True(false, $"File {vidCaptureHandler.GetFilepath()} was not created");
}
}
});
}
public async Task RecordVideoDirectlyFromResizerWithSplitterComponent()
{
TestHelper.BeginTest("RecordVideoDirectlyFromResizerWithSplitterComponent");
TestHelper.SetConfigurationDefaults();
TestHelper.CleanDirectory("/home/pi/videos/tests");
using (var vidCaptureHandler = new VideoStreamCaptureHandler("/home/pi/videos/tests", "raw"))
using (var vidCaptureHandler2 = new VideoStreamCaptureHandler("/home/pi/videos/tests", "raw"))
using (var vidCaptureHandler3 = new VideoStreamCaptureHandler("/home/pi/videos/tests", "raw"))
using (var vidCaptureHandler4 = new VideoStreamCaptureHandler("/home/pi/videos/tests", "raw"))
using (var preview = new MMALVideoRenderer())
using (var splitter = new MMALSplitterComponent())
using (var resizer = new MMALResizerComponent())
using (var resizer2 = new MMALResizerComponent())
using (var resizer3 = new MMALResizerComponent())
using (var resizer4 = new MMALResizerComponent())
{
Fixture.MMALCamera.ConfigureCameraSettings();
var splitterPortConfig = new MMALPortConfig(MMALEncoding.OPAQUE, MMALEncoding.I420, 0, 0, null);
// Create our component pipeline.
splitter.ConfigureInputPort(new MMALPortConfig(MMALEncoding.OPAQUE, MMALEncoding.I420, 0), Fixture.MMALCamera.Camera.VideoPort, null);
splitter.ConfigureOutputPort(0, splitterPortConfig, null);
splitter.ConfigureOutputPort(1, splitterPortConfig, null);
splitter.ConfigureOutputPort(2, splitterPortConfig, null);
splitter.ConfigureOutputPort(3, splitterPortConfig, null);
var portConfig = new MMALPortConfig(MMALEncoding.I420, MMALEncoding.I420, 1024, 768, 0, 0, 0, false, DateTime.Now.AddSeconds(20));
var portConfig2 = new MMALPortConfig(MMALEncoding.I420, MMALEncoding.I420, 800, 600, 0, 0, 0, false, DateTime.Now.AddSeconds(20));
var portConfig3 = new MMALPortConfig(MMALEncoding.I420, MMALEncoding.I420, 640, 480, 0, 0, 0, false, DateTime.Now.AddSeconds(15));
var portConfig4 = new MMALPortConfig(MMALEncoding.I420, MMALEncoding.I420, 320, 240, 0, 0, 0, false, DateTime.Now.AddSeconds(20));
resizer.ConfigureOutputPort <VideoPort>(0, portConfig, vidCaptureHandler);
resizer2.ConfigureOutputPort <VideoPort>(0, portConfig2, vidCaptureHandler2);
resizer3.ConfigureOutputPort <VideoPort>(0, portConfig3, vidCaptureHandler3);
resizer4.ConfigureOutputPort <VideoPort>(0, portConfig4, vidCaptureHandler4);
// Create our component pipeline.
Fixture.MMALCamera.Camera.VideoPort
.ConnectTo(splitter);
splitter.Outputs[0].ConnectTo(resizer);
splitter.Outputs[1].ConnectTo(resizer2);
splitter.Outputs[2].ConnectTo(resizer3);
splitter.Outputs[3].ConnectTo(resizer4);
Fixture.MMALCamera.Camera.PreviewPort
.ConnectTo(preview);
// Camera warm up time
await Task.Delay(2000);
// Record video for 20 seconds
await Fixture.MMALCamera.ProcessAsync(Fixture.MMALCamera.Camera.VideoPort);
Fixture.CheckAndAssertFilepath(vidCaptureHandler.GetFilepath());
Fixture.CheckAndAssertFilepath(vidCaptureHandler2.GetFilepath());
Fixture.CheckAndAssertFilepath(vidCaptureHandler3.GetFilepath());
Fixture.CheckAndAssertFilepath(vidCaptureHandler4.GetFilepath());
}
}
