private static int OpenPoseDemo()
{
try
{
OpenPose.Log("Starting OpenPose demo...", Priority.High);
var timer = new Stopwatch();
timer.Start();
// logging_level
OpenPose.Check(0 <= Flags.LoggingLevel && Flags.LoggingLevel <= 255, "Wrong logging_level value.");
ConfigureLog.PriorityThreshold = (Priority)Flags.LoggingLevel;
Profiler.SetDefaultX((ulong)Flags.ProfileSpeed);
// // For debugging
// // Print all logging messages
// op::ConfigureLog::setPriorityThreshold(op::Priority::None);
// // Print out speed values faster
// op::Profiler::setDefaultX(100);
// Applying user defined configuration - GFlags to program variables
// cameraSize
var cameraSize = OpenPose.FlagsToPoint(Flags.CameraResolution, "-1x-1");
// outputSize
var outputSize = OpenPose.FlagsToPoint(Flags.OutputResolution, "-1x-1");
// netInputSize
var netInputSize = OpenPose.FlagsToPoint(Flags.NetResolution, "-1x368");
// faceNetInputSize
var faceNetInputSize = OpenPose.FlagsToPoint(Flags.FaceNetResolution, "368x368 (multiples of 16)");
// handNetInputSize
var handNetInputSize = OpenPose.FlagsToPoint(Flags.HandNetResolution, "368x368 (multiples of 16)");
// producerType
var tie = OpenPose.FlagsToProducer(Flags.ImageDir, Flags.Video, Flags.IpCamera, Flags.Camera, Flags.FlirCamera, Flags.FlirCameraIndex);
var producerType = tie.Item1;
var producerString = tie.Item2;
// poseModel
var poseModel = OpenPose.FlagsToPoseModel(Flags.ModelPose);
// JSON saving
if (!string.IsNullOrEmpty(Flags.WriteKeyPoint))
{
OpenPose.Log("Flag `write_keypoint` is deprecated and will eventually be removed. Please, use `write_json` instead.", Priority.Max);
}
// keyPointScale
var keyPointScale = OpenPose.FlagsToScaleMode(Flags.KeyPointScale);
// heatmaps to add
var heatMapTypes = OpenPose.FlagsToHeatMaps(Flags.HeatmapsAddParts, Flags.HeatmapsAddBackground, Flags.HeatmapsAddPAFs);
var heatMapScale = OpenPose.FlagsToHeatMapScaleMode(Flags.HeatmapsScale);
// >1 camera view?
var multipleView = (Flags.Enable3D || Flags.Views3D > 1 || Flags.FlirCamera);
// Enabling Google Logging
const bool enableGoogleLogging = true;
// Configuring OpenPose
OpenPose.Log("Configuring OpenPose...", Priority.High);
using (var opWrapper = new Wrapper())
{
// Pose configuration (use WrapperStructPose{} for default and recommended configuration)
using (var pose = new WrapperStructPose(!Flags.BodyDisabled,
netInputSize,
outputSize,
keyPointScale,
Flags.NumGpu,
Flags.NumGpuStart,
Flags.ScaleNumber,
(float)Flags.ScaleGap,
OpenPose.FlagsToRenderMode(Flags.RenderPose, multipleView),
poseModel,
!Flags.DisableBlending,
(float)Flags.AlphaPose,
(float)Flags.AlphaHeatmap,
Flags.PartToShow,
Flags.ModelFolder,
heatMapTypes,
heatMapScale,
Flags.PartCandidates,
(float)Flags.RenderThreshold,
Flags.NumberPeopleMax,
Flags.MaximizePositives,
Flags.FpsMax,
enableGoogleLogging))
// Face configuration (use op::WrapperStructFace{} to disable it)
using (var face = new WrapperStructFace(Flags.Face,
faceNetInputSize,
OpenPose.FlagsToRenderMode(Flags.FaceRender, multipleView, Flags.RenderPose),
(float)Flags.FaceAlphaPose,
(float)Flags.FaceAlphaHeatmap,
(float)Flags.FaceRenderThreshold))
// Hand configuration (use op::WrapperStructHand{} to disable it)
using (var hand = new WrapperStructHand(Flags.Hand,
handNetInputSize,
Flags.HandScaleNumber,
(float)Flags.HandScaleRange, Flags.HandTracking,
OpenPose.FlagsToRenderMode(Flags.HandRender, multipleView, Flags.RenderPose),
(float)Flags.HandAlphaPose,
(float)Flags.HandAlphaHeatmap,
(float)Flags.HandRenderThreshold))
// Extra functionality configuration (use op::WrapperStructExtra{} to disable it)
using (var extra = new WrapperStructExtra(Flags.Enable3D,
Flags.MinViews3D,
Flags.Identification,
Flags.Tracking,
Flags.IkThreads))
// Producer (use default to disable any input)
using (var input = new WrapperStructInput(producerType,
producerString,
Flags.FrameFirst,
Flags.FrameStep,
Flags.FrameLast,
Flags.ProcessRealTime,
Flags.FrameFlip,
Flags.FrameRotate,
Flags.FramesRepeat,
cameraSize,
Flags.CameraParameterFolder,
!Flags.FrameKeepDistortion,
(uint)Flags.Views3D))
// Output (comment or use default argument to disable any output)
using (var output = new WrapperStructOutput(Flags.CliVerbose,
Flags.WriteKeyPoint,
OpenPose.StringToDataFormat(Flags.WriteKeyPointFormat),
Flags.WriteJson,
Flags.WriteCocoJson,
Flags.WriteCocoFootJson,
Flags.WriteCocoJsonVariant,
Flags.WriteImages,
Flags.WriteImagesFormat,
Flags.WriteVideo,
Flags.WriteVideoFps,
Flags.WriteHeatmaps,
Flags.WriteHeatmapsFormat,
Flags.WriteVideoAdam,
Flags.WriteBvh,
Flags.UdpHost,
Flags.UdpPort))
// GUI (comment or use default argument to disable any visual output)
using (var gui = new WrapperStructGui(OpenPose.FlagsToDisplayMode(Flags.Display, Flags.Enable3D),
!Flags.NoGuiVerbose,
Flags.FullScreen))
{
opWrapper.Configure(pose);
opWrapper.Configure(face);
opWrapper.Configure(hand);
opWrapper.Configure(extra);
opWrapper.Configure(input);
opWrapper.Configure(output);
opWrapper.Configure(gui);
// Set to single-thread (for sequential processing and/or debugging and/or reducing latency)
if (Flags.DisableMultiThread)
{
opWrapper.DisableMultiThreading();
}
// Start, run, and stop processing - exec() blocks this thread until OpenPose wrapper has finished
OpenPose.Log("Starting thread(s)...", Priority.High);
opWrapper.Exec();
// Measuring total time
timer.Stop();
var totalTimeSec = timer.ElapsedMilliseconds * 1000;
var message = $"OpenPose demo successfully finished. Total time: {totalTimeSec} seconds.";
OpenPose.Log(message, Priority.High);
}
}
// Return successful message
OpenPose.Log("Stopping OpenPose...", Priority.High);
return(0);
}
catch (Exception e)
{
Console.WriteLine(e);
return(-1);
}
}
private static void ConfigureWrapper(Wrapper <Datum> opWrapper)
{
try
{
// Configuring OpenPose
// logging_level
OpenPose.CheckBool(0 <= Flags.LoggingLevel && Flags.LoggingLevel <= 255, "Wrong logging_level value.");
ConfigureLog.PriorityThreshold = (Priority)Flags.LoggingLevel;
Profiler.SetDefaultX((ulong)Flags.ProfileSpeed);
// // For debugging
// // Print all logging messages
// ConfigureLog.PriorityThreshold = Priority.None;
// // Print out speed values faster
// Profiler.setDefaultX(100);
// Applying user defined configuration - GFlags to program variables
// producerType
var tie = OpenPose.FlagsToProducer(Flags.ImageDir, Flags.Video, Flags.IpCamera, Flags.Camera, Flags.FlirCamera, Flags.FlirCameraIndex);
var producerType = tie.Item1;
var producerString = tie.Item2;
// cameraSize
var cameraSize = OpenPose.FlagsToPoint(Flags.CameraResolution, "-1x-1");
// outputSize
var outputSize = OpenPose.FlagsToPoint(Flags.OutputResolution, "-1x-1");
// netInputSize
var netInputSize = OpenPose.FlagsToPoint(Flags.NetResolution, "-1x368");
// faceNetInputSize
var faceNetInputSize = OpenPose.FlagsToPoint(Flags.FaceNetResolution, "368x368 (multiples of 16)");
// handNetInputSize
var handNetInputSize = OpenPose.FlagsToPoint(Flags.HandNetResolution, "368x368 (multiples of 16)");
// poseMode
var poseMode = OpenPose.FlagsToPoseMode(Flags.Body);
// poseModel
var poseModel = OpenPose.FlagsToPoseModel(Flags.ModelPose);
// JSON saving
if (!string.IsNullOrEmpty(Flags.WriteKeyPoint))
{
OpenPose.Log("Flag `write_keypoint` is deprecated and will eventually be removed. Please, use `write_json` instead.", Priority.Max);
}
// keypointScale
var keypointScale = OpenPose.FlagsToScaleMode(Flags.KeyPointScale);
// heatmaps to add
var heatMapTypes = OpenPose.FlagsToHeatMaps(Flags.HeatmapsAddParts, Flags.HeatmapsAddBackground, Flags.HeatmapsAddPAFs);
var heatMapScale = OpenPose.FlagsToHeatMapScaleMode(Flags.HeatmapsScale);
// >1 camera view?
var multipleView = (Flags.Enable3D || Flags.Views3D > 1 || Flags.FlirCamera);
// Face and hand detectors
var faceDetector = OpenPose.FlagsToDetector(Flags.FaceDetector);
var handDetector = OpenPose.FlagsToDetector(Flags.HandDetector);
// Enabling Google Logging
const bool enableGoogleLogging = true;
// Initializing the user custom classes
// GUI (Display)
var wUserOutput = new StdSharedPtr <UserWorkerConsumer <Datum> >(new WUserOutput());
// Add custom processing
const bool workerOutputOnNewThread = true;
opWrapper.SetWorker(WorkerType.Output, wUserOutput, workerOutputOnNewThread);
// Pose configuration (use WrapperStructPose{} for default and recommended configuration)
var pose = new WrapperStructPose(poseMode,
netInputSize,
outputSize,
keypointScale,
Flags.NumGpu,
Flags.NumGpuStart,
Flags.ScaleNumber,
(float)Flags.ScaleGap,
OpenPose.FlagsToRenderMode(Flags.RenderPose, multipleView),
poseModel,
!Flags.DisableBlending,
(float)Flags.AlphaPose,
(float)Flags.AlphaHeatmap,
Flags.PartToShow,
Flags.ModelFolder,
heatMapTypes,
heatMapScale,
Flags.PartCandidates,
(float)Flags.RenderThreshold,
Flags.NumberPeopleMax,
Flags.MaximizePositives,
Flags.FpsMax,
Flags.PrototxtPath,
Flags.CaffeModelPath,
(float)Flags.UpsamplingRatio,
enableGoogleLogging);
// Face configuration (use op::WrapperStructFace{} to disable it)
var face = new WrapperStructFace(Flags.Face,
faceDetector,
faceNetInputSize,
OpenPose.FlagsToRenderMode(Flags.FaceRender, multipleView, Flags.RenderPose),
(float)Flags.FaceAlphaPose,
(float)Flags.FaceAlphaHeatmap,
(float)Flags.FaceRenderThreshold);
// Hand configuration (use op::WrapperStructHand{} to disable it)
var hand = new WrapperStructHand(Flags.Hand,
handDetector,
handNetInputSize,
Flags.HandScaleNumber,
(float)Flags.HandScaleRange,
OpenPose.FlagsToRenderMode(Flags.HandRender, multipleView, Flags.RenderPose),
(float)Flags.HandAlphaPose,
(float)Flags.HandAlphaHeatmap,
(float)Flags.HandRenderThreshold);
// Extra functionality configuration (use op::WrapperStructExtra{} to disable it)
var extra = new WrapperStructExtra(Flags.Enable3D,
Flags.MinViews3D,
Flags.Identification,
Flags.Tracking,
Flags.IkThreads);
// Producer (use default to disable any input)
var input = new WrapperStructInput(producerType,
producerString,
Flags.FrameFirst,
Flags.FrameStep,
Flags.FrameLast,
Flags.ProcessRealTime,
Flags.FrameFlip,
Flags.FrameRotate,
Flags.FramesRepeat,
cameraSize,
Flags.CameraParameterPath,
Flags.FrameUndistort,
Flags.Views3D);
// Output (comment or use default argument to disable any output)
var output = new WrapperStructOutput(Flags.CliVerbose,
Flags.WriteKeyPoint,
OpenPose.StringToDataFormat(Flags.WriteKeyPointFormat),
Flags.WriteJson,
Flags.WriteCocoJson,
Flags.WriteCocoJsonVariants,
Flags.WriteCocoJsonVariant,
Flags.WriteImages,
Flags.WriteImagesFormat,
Flags.WriteVideo,
Flags.WriteVideoFps,
Flags.WriteVideoWithAudio,
Flags.WriteHeatmaps,
Flags.WriteHeatmapsFormat,
Flags.WriteVideoAdam,
Flags.WriteBvh,
Flags.UdpHost,
Flags.UdpPort);
// No GUI. Equivalent to: opWrapper.configure(op::WrapperStructGui{});
opWrapper.Configure(pose);
opWrapper.Configure(face);
opWrapper.Configure(hand);
opWrapper.Configure(extra);
opWrapper.Configure(input);
opWrapper.Configure(output);
// No GUI. Equivalent to: opWrapper.configure(op::WrapperStructGui{});
// Set to single-thread (for sequential processing and/or debugging and/or reducing latency)
if (Flags.DisableMultiThread)
{
opWrapper.DisableMultiThreading();
}
}
catch (Exception e)
{
OpenPose.Error(e.Message, -1, nameof(ConfigureWrapper));
}
}
private static int TutorialDeveloperThread1()
{
try
{
OpenPose.Log("Starting OpenPose demo...", Priority.High);
var timeBegin = new Stopwatch();
timeBegin.Start();
// ------------------------- INITIALIZATION -------------------------
// Step 1 - Set logging level
// - 0 will output all the logging messages
// - 255 will output nothing
OpenPose.Check(0 <= Flags.LoggingLevel && Flags.LoggingLevel <= 255, "Wrong logging_level value.");
ConfigureLog.PriorityThreshold = (Priority)Flags.LoggingLevel;
// Step 2 - Read GFlags (user defined configuration)
// cameraSize
var cameraSize = OpenPose.FlagsToPoint(Flags.CameraResolution, "-1x-1");
// outputSize
var outputSize = OpenPose.FlagsToPoint(Flags.OutputResolution, "-1x-1");
// producerType
var tie = OpenPose.FlagsToProducer(Flags.ImageDir, Flags.Video, Flags.IpCamera, Flags.Camera, Flags.FlirCamera, Flags.FlirCameraIndex);
var producerType = tie.Item1;
var producerString = tie.Item2;
var displayProducerFpsMode = Flags.ProcessRealTime ? ProducerFpsMode.OriginalFps : ProducerFpsMode.RetrievalFps;
using (var producerSharedPtr = OpenPose.CreateProducer(producerType,
cameraSize,
producerString,
Flags.CameraParameterPath,
Flags.FrameUndistort,
Flags.Views3D))
{
producerSharedPtr.Get().SetProducerFpsMode(displayProducerFpsMode);
OpenPose.Log("", Priority.Low);
// Step 3 - Setting producer
//var videoSeekSharedPtr = std::make_shared<std::pair<std::atomic<bool>, std::atomic<int>>>();
//videoSeekSharedPtr->first = false;
//videoSeekSharedPtr->second = 0;
// Step 4 - Setting thread workers && manager
// Note:
// nativeDebugging may occur crash
using (var threadManager = new ThreadManager <Datum>())
{
// Step 5 - Initializing the worker classes
// Frames producer (e.g., video, webcam, ...)
using (var datumProducer = new StdSharedPtr <DatumProducer <Datum> >(new DatumProducer <Datum>(producerSharedPtr)))
using (var wDatumProducer = new StdSharedPtr <WDatumProducer <Datum> >(new WDatumProducer <Datum>(datumProducer)))
{
// GUI (Display)
using (var gui = new StdSharedPtr <Gui>(new Gui(outputSize, Flags.FullScreen, threadManager.GetIsRunningSharedPtr())))
using (var wGui = new StdSharedPtr <WGui <Datum> >(new WGui <Datum>(gui)))
{
// ------------------------- CONFIGURING THREADING -------------------------
// In this simple multi-thread example, we will do the following:
// 3 (virtual) queues: 0, 1, 2
// 1 real queue: 1. The first and last queue ids (in this case 0 and 2) are not actual queues, but the
// beginning and end of the processing sequence
// 2 threads: 0, 1
// wDatumProducer will generate frames (there is no real queue 0) and push them on queue 1
// wGui will pop frames from queue 1 and process them (there is no real queue 2)
var threadId = 0UL;
var queueIn = 0UL;
var queueOut = 1UL;
threadManager.Add(threadId++, wDatumProducer, queueIn++, queueOut++); // Thread 0, queues 0 -> 1
threadManager.Add(threadId++, wGui, queueIn++, queueOut++); // Thread 1, queues 1 -> 2
// Equivalent single-thread version (option a)
// const auto threadId = 0ull;
// auto queueIn = 0ull;
// auto queueOut = 1ull;
// threadManager.add(threadId, wDatumProducer, queueIn++, queueOut++); // Thread 0, queues 0 -> 1
// threadManager.add(threadId, wGui, queueIn++, queueOut++); // Thread 0, queues 1 -> 2
// Equivalent single-thread version (option b)
// const auto threadId = 0ull;
// const auto queueIn = 0ull;
// const auto queueOut = 1ull;
// threadManager.add(threadId, {wDatumProducer, wGui}, queueIn, queueOut); // Thread 0, queues 0 -> 1
// ------------------------- STARTING AND STOPPING THREADING -------------------------
OpenPose.Log("Starting thread(s)...", Priority.High);
// Two different ways of running the program on multithread environment
// Option a) Using the main thread (this thread) for processing (it saves 1 thread, recommended)
threadManager.Exec();
// Option b) Giving to the user the control of this thread
// // VERY IMPORTANT NOTE: if OpenCV is compiled with Qt support, this option will not work. Qt needs the main
// // thread to plot visual results, so the final GUI (which uses OpenCV) would return an exception similar to:
// // `QMetaMethod::invoke: Unable to invoke methods with return values in queued connections`
// // Start threads
// threadManager.start();
// // Keep program alive while running threads. Here the user could perform any other desired function
// while (threadManager.isRunning())
// std::this_thread::sleep_for(std::chrono::milliseconds{33});
// // Stop and join threads
// op::log("Stopping thread(s)", op::Priority::High);
// threadManager.stop();
}
}
}
}
// ------------------------- CLOSING -------------------------
// Measuring total time
timeBegin.Stop();
var totalTimeSec = timeBegin.ElapsedMilliseconds / 1000d;
var message = $"OpenPose demo successfully finished. Total time: {totalTimeSec} seconds.";
OpenPose.Log(message, Priority.High);
// Return successful message
return(0);
}
catch (Exception e)
{
OpenPose.Error(e.Message, -1, nameof(TutorialDeveloperThread1));
return(-1);
}
}
