kinect/codes/Azure-Kinect-Sensor-SDK/tools/k4aviewer/k4adevicedockcontrol.cpp

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2024-03-06 18:05:53 +00:00
// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.
// Associated header
//
#include "k4adevicedockcontrol.h"
// System headers
//
#include <memory>
#include <ratio>
#include <sstream>
#include <utility>
// Library headers
//
// Project headers
//
#include "k4aaudiomanager.h"
#include "k4aimguiextensions.h"
#include "k4atypeoperators.h"
#include "k4aviewererrormanager.h"
#include "k4aviewerutil.h"
#include "k4awindowmanager.h"
using namespace k4aviewer;
namespace
{
constexpr std::chrono::milliseconds CameraPollingTimeout(2000);
constexpr std::chrono::milliseconds ImuPollingTimeout(2000);
constexpr std::chrono::minutes SubordinateModeStartupTimeout(5);
constexpr std::chrono::milliseconds PollingThreadCleanShutdownTimeout = std::chrono::milliseconds(1000 / 5);
template<typename T>
void StopSensor(k4a::device *device,
std::function<void(k4a::device *)> stopFn,
K4ADataSource<T> *dataSource,
bool *started)
{
if (*started)
{
stopFn(device);
}
dataSource->NotifyTermination();
*started = false;
}
template<typename T>
bool PollSensor(const char *sensorFriendlyName,
k4a::device *device,
K4ADataSource<T> *dataSource,
bool *paused,
bool *started,
bool *abortInProgress,
std::function<bool(k4a::device *, T *, std::chrono::milliseconds)> pollFn,
std::function<void(k4a::device *)> stopFn,
std::chrono::milliseconds timeout)
{
std::string errorMessage;
try
{
T data;
const bool succeeded = pollFn(device, &data, timeout);
if (succeeded)
{
if (!*paused)
{
dataSource->NotifyObservers(data);
}
return true;
}
errorMessage = "timed out!";
}
catch (const k4a::error &e)
{
errorMessage = e.what();
}
StopSensor(device, stopFn, dataSource, started);
if (!*abortInProgress)
{
std::stringstream errorBuilder;
errorBuilder << sensorFriendlyName << " failed: " << errorMessage;
K4AViewerErrorManager::Instance().SetErrorStatus(errorBuilder.str());
}
return false;
}
template<typename T>
void StopPollingThread(std::unique_ptr<K4APollingThread> *pollingThread,
k4a::device *device,
std::function<void(k4a::device *)> stopFn,
K4ADataSource<T> *dataSource,
bool *started,
bool *abortInProgress)
{
*abortInProgress = true;
if (*pollingThread)
{
(*pollingThread)->StopAsync();
// Attempt graceful shutdown of the polling thread to reduce noise.
// If this doesn't work out, we'll stop the device manually, which will
// make the polling thread's blocking call to get the next data sample abort.
//
auto startTime = std::chrono::high_resolution_clock::now();
while (*started)
{
std::this_thread::sleep_for(std::chrono::milliseconds(10));
auto now = std::chrono::high_resolution_clock::now();
if (now - startTime > PollingThreadCleanShutdownTimeout)
{
break;
}
}
}
StopSensor(device, stopFn, dataSource, started);
pollingThread->reset();
*abortInProgress = false;
}
} // namespace
void K4ADeviceDockControl::ShowColorControl(k4a_color_control_command_t command,
ColorSetting *cacheEntry,
const std::function<ColorControlAction(ColorSetting *)> &showControl)
{
const ColorControlAction action = showControl(cacheEntry);
if (action == ColorControlAction::None)
{
return;
}
if (action == ColorControlAction::SetManual)
{
cacheEntry->Mode = K4A_COLOR_CONTROL_MODE_MANUAL;
}
else if (action == ColorControlAction::SetAutomatic)
{
cacheEntry->Mode = K4A_COLOR_CONTROL_MODE_AUTO;
}
ApplyColorSetting(command, cacheEntry);
}
void K4ADeviceDockControl::ShowColorControlAutoButton(k4a_color_control_mode_t currentMode,
ColorControlAction *actionToUpdate,
const char *id)
{
ImGui::PushID(id);
if (currentMode == K4A_COLOR_CONTROL_MODE_MANUAL)
{
if (ImGui::Button("M"))
{
*actionToUpdate = ColorControlAction::SetAutomatic;
}
}
else
{
if (ImGui::Button("A"))
{
*actionToUpdate = ColorControlAction::SetManual;
}
}
ImGui::PopID();
}
void K4ADeviceDockControl::ApplyColorSetting(k4a_color_control_command_t command, ColorSetting *cacheEntry)
{
try
{
m_device.set_color_control(command, cacheEntry->Mode, cacheEntry->Value);
// The camera can decide to set a different value than the one we give it, so rather than just saving off
// the mode we set, we read it back from the camera and cache that instead.
//
ReadColorSetting(command, cacheEntry);
}
catch (const k4a::error &e)
{
K4AViewerErrorManager::Instance().SetErrorStatus(e.what());
}
}
void K4ADeviceDockControl::ApplyDefaultColorSettings()
{
// The color settings get persisted in the camera's firmware, so there isn't a way
// to know if the setting's value at the time we started K4AViewer is the default.
// However, the default settings are the same for all devices, so we just hardcode
// them here.
//
m_colorSettingsCache.ExposureTimeUs = { K4A_COLOR_CONTROL_MODE_AUTO, 15625 };
ApplyColorSetting(K4A_COLOR_CONTROL_EXPOSURE_TIME_ABSOLUTE, &m_colorSettingsCache.ExposureTimeUs);
m_colorSettingsCache.WhiteBalance = { K4A_COLOR_CONTROL_MODE_AUTO, 4500 };
ApplyColorSetting(K4A_COLOR_CONTROL_WHITEBALANCE, &m_colorSettingsCache.WhiteBalance);
m_colorSettingsCache.Brightness = { K4A_COLOR_CONTROL_MODE_MANUAL, 128 };
ApplyColorSetting(K4A_COLOR_CONTROL_BRIGHTNESS, &m_colorSettingsCache.Brightness);
m_colorSettingsCache.Contrast = { K4A_COLOR_CONTROL_MODE_MANUAL, 5 };
ApplyColorSetting(K4A_COLOR_CONTROL_CONTRAST, &m_colorSettingsCache.Contrast);
m_colorSettingsCache.Saturation = { K4A_COLOR_CONTROL_MODE_MANUAL, 32 };
ApplyColorSetting(K4A_COLOR_CONTROL_SATURATION, &m_colorSettingsCache.Saturation);
m_colorSettingsCache.Sharpness = { K4A_COLOR_CONTROL_MODE_MANUAL, 2 };
ApplyColorSetting(K4A_COLOR_CONTROL_SHARPNESS, &m_colorSettingsCache.Sharpness);
m_colorSettingsCache.BacklightCompensation = { K4A_COLOR_CONTROL_MODE_MANUAL, 0 };
ApplyColorSetting(K4A_COLOR_CONTROL_BACKLIGHT_COMPENSATION, &m_colorSettingsCache.BacklightCompensation);
m_colorSettingsCache.Gain = { K4A_COLOR_CONTROL_MODE_MANUAL, 0 };
ApplyColorSetting(K4A_COLOR_CONTROL_GAIN, &m_colorSettingsCache.Gain);
m_colorSettingsCache.PowerlineFrequency = { K4A_COLOR_CONTROL_MODE_MANUAL, 2 };
ApplyColorSetting(K4A_COLOR_CONTROL_POWERLINE_FREQUENCY, &m_colorSettingsCache.PowerlineFrequency);
}
void K4ADeviceDockControl::ReadColorSetting(k4a_color_control_command_t command, ColorSetting *cacheEntry)
{
try
{
m_device.get_color_control(command, &cacheEntry->Mode, &cacheEntry->Value);
}
catch (const k4a::error &e)
{
K4AViewerErrorManager::Instance().SetErrorStatus(e.what());
}
}
void K4ADeviceDockControl::LoadColorSettingsCache()
{
// If more color controls are added, they need to be initialized here
//
static_assert(sizeof(m_colorSettingsCache) == sizeof(ColorSetting) * 9,
"Missing color setting in LoadColorSettingsCache()");
ReadColorSetting(K4A_COLOR_CONTROL_EXPOSURE_TIME_ABSOLUTE, &m_colorSettingsCache.ExposureTimeUs);
ReadColorSetting(K4A_COLOR_CONTROL_WHITEBALANCE, &m_colorSettingsCache.WhiteBalance);
ReadColorSetting(K4A_COLOR_CONTROL_BRIGHTNESS, &m_colorSettingsCache.Brightness);
ReadColorSetting(K4A_COLOR_CONTROL_CONTRAST, &m_colorSettingsCache.Contrast);
ReadColorSetting(K4A_COLOR_CONTROL_SATURATION, &m_colorSettingsCache.Saturation);
ReadColorSetting(K4A_COLOR_CONTROL_SHARPNESS, &m_colorSettingsCache.Sharpness);
ReadColorSetting(K4A_COLOR_CONTROL_BACKLIGHT_COMPENSATION, &m_colorSettingsCache.BacklightCompensation);
ReadColorSetting(K4A_COLOR_CONTROL_GAIN, &m_colorSettingsCache.Gain);
ReadColorSetting(K4A_COLOR_CONTROL_POWERLINE_FREQUENCY, &m_colorSettingsCache.PowerlineFrequency);
}
void K4ADeviceDockControl::RefreshSyncCableStatus()
{
try
{
m_syncInConnected = m_device.is_sync_in_connected();
m_syncOutConnected = m_device.is_sync_out_connected();
}
catch (const k4a::error &e)
{
K4AViewerErrorManager::Instance().SetErrorStatus(e.what());
}
}
bool K4ADeviceDockControl::DeviceIsStarted() const
{
return m_camerasStarted || m_imuStarted || (m_microphone && m_microphone->IsStarted());
}
K4ADeviceDockControl::K4ADeviceDockControl(k4a::device &&device) : m_device(std::move(device))
{
ApplyDefaultConfiguration();
m_deviceSerialNumber = m_device.get_serialnum();
m_windowTitle = m_deviceSerialNumber + ": Configuration";
m_microphone = K4AAudioManager::Instance().GetMicrophoneForDevice(m_deviceSerialNumber);
LoadColorSettingsCache();
RefreshSyncCableStatus();
}
K4ADeviceDockControl::~K4ADeviceDockControl()
{
Stop();
}
K4ADockControlStatus K4ADeviceDockControl::Show()
{
std::stringstream labelBuilder;
labelBuilder << "Device S/N: " << m_deviceSerialNumber;
ImGui::Text("%s", labelBuilder.str().c_str());
ImGui::SameLine();
{
ImGuiExtensions::ButtonColorChanger cc(ImGuiExtensions::ButtonColor::Red);
if (ImGui::SmallButton("Close device"))
{
return K4ADockControlStatus::ShouldClose;
}
}
ImGui::Separator();
const bool deviceIsStarted = DeviceIsStarted();
// Check microphone health
//
if (m_microphone && m_microphone->GetStatusCode() != SoundIoErrorNone)
{
std::stringstream errorBuilder;
errorBuilder << "Microphone on device " << m_deviceSerialNumber << " failed!";
K4AViewerErrorManager::Instance().SetErrorStatus(errorBuilder.str());
StopMicrophone();
m_microphone->ClearStatusCode();
}
// Draw controls
//
// InputScalars are a bit wider than we want them by default.
//
constexpr float InputScalarScaleFactor = 0.5f;
bool depthEnabledStateChanged = ImGuiExtensions::K4ACheckbox("Enable Depth Camera",
&m_config.EnableDepthCamera,
!deviceIsStarted);
if (m_firstRun || depthEnabledStateChanged)
{
ImGui::SetNextTreeNodeOpen(m_config.EnableDepthCamera);
}
ImGui::Indent();
bool depthModeUpdated = depthEnabledStateChanged;
if (ImGui::TreeNode("Depth Configuration"))
{
const bool depthSettingsEditable = !deviceIsStarted && m_config.EnableDepthCamera;
auto *pDepthMode = reinterpret_cast<int *>(&m_config.DepthMode);
ImGui::Text("Depth mode");
depthModeUpdated |= ImGuiExtensions::K4ARadioButton("NFOV Binned",
pDepthMode,
K4A_DEPTH_MODE_NFOV_2X2BINNED,
depthSettingsEditable);
ImGui::SameLine();
depthModeUpdated |= ImGuiExtensions::K4ARadioButton("NFOV Unbinned ",
pDepthMode,
K4A_DEPTH_MODE_NFOV_UNBINNED,
depthSettingsEditable);
// New line
depthModeUpdated |= ImGuiExtensions::K4ARadioButton("WFOV Binned",
pDepthMode,
K4A_DEPTH_MODE_WFOV_2X2BINNED,
depthSettingsEditable);
ImGui::SameLine();
depthModeUpdated |= ImGuiExtensions::K4ARadioButton("WFOV Unbinned ",
pDepthMode,
K4A_DEPTH_MODE_WFOV_UNBINNED,
depthSettingsEditable);
// New line
depthModeUpdated |=
ImGuiExtensions::K4ARadioButton("Passive IR", pDepthMode, K4A_DEPTH_MODE_PASSIVE_IR, depthSettingsEditable);
ImGui::TreePop();
}
ImGui::Unindent();
bool colorEnableStateChanged = ImGuiExtensions::K4ACheckbox("Enable Color Camera",
&m_config.EnableColorCamera,
!deviceIsStarted);
if (m_firstRun || colorEnableStateChanged)
{
ImGui::SetNextTreeNodeOpen(m_config.EnableColorCamera);
}
ImGui::Indent();
bool colorResolutionUpdated = colorEnableStateChanged;
if (ImGui::TreeNode("Color Configuration"))
{
const bool colorSettingsEditable = !deviceIsStarted && m_config.EnableColorCamera;
bool colorFormatUpdated = false;
auto *pColorFormat = reinterpret_cast<int *>(&m_config.ColorFormat);
ImGui::Text("Format");
colorFormatUpdated |=
ImGuiExtensions::K4ARadioButton("BGRA", pColorFormat, K4A_IMAGE_FORMAT_COLOR_BGRA32, colorSettingsEditable);
ImGui::SameLine();
colorFormatUpdated |=
ImGuiExtensions::K4ARadioButton("MJPG", pColorFormat, K4A_IMAGE_FORMAT_COLOR_MJPG, colorSettingsEditable);
ImGui::SameLine();
colorFormatUpdated |=
ImGuiExtensions::K4ARadioButton("NV12", pColorFormat, K4A_IMAGE_FORMAT_COLOR_NV12, colorSettingsEditable);
ImGui::SameLine();
colorFormatUpdated |=
ImGuiExtensions::K4ARadioButton("YUY2", pColorFormat, K4A_IMAGE_FORMAT_COLOR_YUY2, colorSettingsEditable);
// Uncompressed formats are only supported at 720p.
//
const char *imageFormatHelpMessage = "Not supported in NV12 or YUY2 mode!";
const bool imageFormatSupportsHighResolution = m_config.ColorFormat != K4A_IMAGE_FORMAT_COLOR_NV12 &&
m_config.ColorFormat != K4A_IMAGE_FORMAT_COLOR_YUY2;
if (colorFormatUpdated || m_firstRun)
{
if (!imageFormatSupportsHighResolution)
{
m_config.ColorResolution = K4A_COLOR_RESOLUTION_720P;
}
}
auto *pColorResolution = reinterpret_cast<int *>(&m_config.ColorResolution);
ImGui::Text("Resolution");
ImGui::Indent();
ImGui::Text("16:9");
ImGui::Indent();
colorResolutionUpdated |= ImGuiExtensions::K4ARadioButton(" 720p",
pColorResolution,
K4A_COLOR_RESOLUTION_720P,
colorSettingsEditable);
ImGui::SameLine();
colorResolutionUpdated |= ImGuiExtensions::K4ARadioButton("1080p",
pColorResolution,
K4A_COLOR_RESOLUTION_1080P,
colorSettingsEditable &&
imageFormatSupportsHighResolution);
ImGuiExtensions::K4AShowTooltip(imageFormatHelpMessage, !imageFormatSupportsHighResolution);
// New line
colorResolutionUpdated |= ImGuiExtensions::K4ARadioButton("1440p",
pColorResolution,
K4A_COLOR_RESOLUTION_1440P,
colorSettingsEditable &&
imageFormatSupportsHighResolution);
ImGuiExtensions::K4AShowTooltip(imageFormatHelpMessage, !imageFormatSupportsHighResolution);
ImGui::SameLine();
colorResolutionUpdated |= ImGuiExtensions::K4ARadioButton("2160p",
pColorResolution,
K4A_COLOR_RESOLUTION_2160P,
colorSettingsEditable &&
imageFormatSupportsHighResolution);
ImGuiExtensions::K4AShowTooltip(imageFormatHelpMessage, !imageFormatSupportsHighResolution);
ImGui::Unindent();
ImGui::Text("4:3");
ImGui::Indent();
colorResolutionUpdated |= ImGuiExtensions::K4ARadioButton("1536p",
pColorResolution,
K4A_COLOR_RESOLUTION_1536P,
colorSettingsEditable &&
imageFormatSupportsHighResolution);
ImGuiExtensions::K4AShowTooltip(imageFormatHelpMessage, !imageFormatSupportsHighResolution);
ImGui::SameLine();
colorResolutionUpdated |= ImGuiExtensions::K4ARadioButton("3072p",
pColorResolution,
K4A_COLOR_RESOLUTION_3072P,
colorSettingsEditable &&
imageFormatSupportsHighResolution);
ImGuiExtensions::K4AShowTooltip(imageFormatHelpMessage, !imageFormatSupportsHighResolution);
ImGui::Unindent();
ImGui::Unindent();
ImGui::TreePop();
}
if (ImGui::TreeNode("Color Controls"))
{
// Some of the variable names in here are just long enough to cause clang-format to force a line-wrap,
// which causes half of these (very similar) calls to look radically different than the rest, which
// makes it harder to pick out similarities/differences at a glance, so turn off clang-format for this
// bit.
//
// clang-format off
const float SliderScaleFactor = 0.5f;
ShowColorControl(K4A_COLOR_CONTROL_EXPOSURE_TIME_ABSOLUTE, &m_colorSettingsCache.ExposureTimeUs,
[SliderScaleFactor](ColorSetting *cacheEntry) {
ColorControlAction result = ColorControlAction::None;
// Exposure time supported values are factors off 1,000,000 / 2, so we need an exponential control.
// There isn't one for ints, so we use the float control and make it look like an int control.
//
auto valueFloat = static_cast<float>(cacheEntry->Value);
ImGui::PushItemWidth(ImGui::CalcItemWidth() * SliderScaleFactor);
if (ImGuiExtensions::K4ASliderFloat("Exposure Time",
&valueFloat,
488.f,
1000000.f,
"%.0f us",
8.0f,
cacheEntry->Mode == K4A_COLOR_CONTROL_MODE_MANUAL))
{
result = ColorControlAction::SetManual;
cacheEntry->Value = static_cast<int32_t>(valueFloat);
}
ImGui::PopItemWidth();
ImGui::SameLine();
ShowColorControlAutoButton(cacheEntry->Mode, &result, "exposure");
return result;
});
ShowColorControl(K4A_COLOR_CONTROL_WHITEBALANCE, &m_colorSettingsCache.WhiteBalance,
[SliderScaleFactor](ColorSetting *cacheEntry) {
ColorControlAction result = ColorControlAction::None;
ImGui::PushItemWidth(ImGui::CalcItemWidth() * SliderScaleFactor);
if (ImGuiExtensions::K4ASliderInt("White Balance",
&cacheEntry->Value,
2500,
12500,
"%d K",
cacheEntry->Mode == K4A_COLOR_CONTROL_MODE_MANUAL))
{
result = ColorControlAction::SetManual;
// White balance must be stepped in units of 10 or the call to update the setting fails.
//
cacheEntry->Value -= cacheEntry->Value % 10;
}
ImGui::PopItemWidth();
ImGui::SameLine();
ShowColorControlAutoButton(cacheEntry->Mode, &result, "whitebalance");
return result;
});
ImGui::PushItemWidth(ImGui::CalcItemWidth() * SliderScaleFactor);
ShowColorControl(K4A_COLOR_CONTROL_BRIGHTNESS, &m_colorSettingsCache.Brightness,
[](ColorSetting *cacheEntry) {
return ImGui::SliderInt("Brightness", &cacheEntry->Value, 0, 255) ?
ColorControlAction::SetManual :
ColorControlAction::None;
});
ShowColorControl(K4A_COLOR_CONTROL_CONTRAST, &m_colorSettingsCache.Contrast,
[](ColorSetting *cacheEntry) {
return ImGui::SliderInt("Contrast", &cacheEntry->Value, 0, 10) ?
ColorControlAction::SetManual :
ColorControlAction::None;
});
ShowColorControl(K4A_COLOR_CONTROL_SATURATION, &m_colorSettingsCache.Saturation,
[](ColorSetting *cacheEntry) {
return ImGui::SliderInt("Saturation", &cacheEntry->Value, 0, 63) ?
ColorControlAction::SetManual :
ColorControlAction::None;
});
ShowColorControl(K4A_COLOR_CONTROL_SHARPNESS, &m_colorSettingsCache.Sharpness,
[](ColorSetting *cacheEntry) {
return ImGui::SliderInt("Sharpness", &cacheEntry->Value, 0, 4) ?
ColorControlAction::SetManual :
ColorControlAction::None;
});
ShowColorControl(K4A_COLOR_CONTROL_GAIN, &m_colorSettingsCache.Gain,
[](ColorSetting *cacheEntry) {
return ImGui::SliderInt("Gain", &cacheEntry->Value, 0, 255) ?
ColorControlAction::SetManual :
ColorControlAction::None;
});
ImGui::PopItemWidth();
ShowColorControl(K4A_COLOR_CONTROL_BACKLIGHT_COMPENSATION, &m_colorSettingsCache.BacklightCompensation,
[](ColorSetting *cacheEntry) {
return ImGui::Checkbox("Backlight Compensation", reinterpret_cast<bool *>(&cacheEntry->Value)) ?
ColorControlAction::SetManual :
ColorControlAction::None;
});
ShowColorControl(K4A_COLOR_CONTROL_POWERLINE_FREQUENCY, &m_colorSettingsCache.PowerlineFrequency,
[](ColorSetting *cacheEntry) {
ImGui::Text("Power Frequency");
ImGui::SameLine();
bool updated = false;
updated |= ImGui::RadioButton("50Hz", &cacheEntry->Value, 1);
ImGui::SameLine();
updated |= ImGui::RadioButton("60Hz", &cacheEntry->Value, 2);
return updated ? ColorControlAction::SetManual : ColorControlAction::None;
});
// clang-format on
if (ImGui::Button("Refresh"))
{
LoadColorSettingsCache();
}
ImGui::SameLine();
if (ImGui::Button("Reset to default##RGB"))
{
ApplyDefaultColorSettings();
}
ImGui::TreePop();
}
ImGui::Unindent();
if (colorResolutionUpdated || m_firstRun)
{
if (m_config.ColorResolution == K4A_COLOR_RESOLUTION_3072P)
{
// 4K supports up to 15FPS
//
m_config.Framerate = K4A_FRAMES_PER_SECOND_15;
}
}
if (depthModeUpdated || m_firstRun)
{
if (m_config.DepthMode == K4A_DEPTH_MODE_WFOV_UNBINNED)
{
m_config.Framerate = K4A_FRAMES_PER_SECOND_15;
}
}
const bool supports30fps = !(m_config.EnableColorCamera &&
m_config.ColorResolution == K4A_COLOR_RESOLUTION_3072P) &&
!(m_config.EnableDepthCamera && m_config.DepthMode == K4A_DEPTH_MODE_WFOV_UNBINNED);
const bool enableFramerate = !deviceIsStarted && (m_config.EnableColorCamera || m_config.EnableDepthCamera);
ImGui::Text("Framerate");
auto *pFramerate = reinterpret_cast<int *>(&m_config.Framerate);
bool framerateUpdated = false;
framerateUpdated |= ImGuiExtensions::K4ARadioButton("30 FPS",
pFramerate,
K4A_FRAMES_PER_SECOND_30,
enableFramerate && supports30fps);
ImGuiExtensions::K4AShowTooltip("Not supported with WFOV Unbinned or 3072p!", !supports30fps);
ImGui::SameLine();
framerateUpdated |=
ImGuiExtensions::K4ARadioButton("15 FPS", pFramerate, K4A_FRAMES_PER_SECOND_15, enableFramerate);
ImGui::SameLine();
framerateUpdated |= ImGuiExtensions::K4ARadioButton(" 5 FPS", pFramerate, K4A_FRAMES_PER_SECOND_5, enableFramerate);
ImGuiExtensions::K4ACheckbox("Disable streaming LED", &m_config.DisableStreamingIndicator, !deviceIsStarted);
ImGui::Separator();
const bool imuSupported = m_config.EnableColorCamera || m_config.EnableDepthCamera;
m_config.EnableImu &= imuSupported;
ImGuiExtensions::K4ACheckbox("Enable IMU", &m_config.EnableImu, !deviceIsStarted && imuSupported);
ImGuiExtensions::K4AShowTooltip("Not supported without at least one camera!", !imuSupported);
const bool synchronizedImagesAvailable = m_config.EnableColorCamera && m_config.EnableDepthCamera;
m_config.SynchronizedImagesOnly &= synchronizedImagesAvailable;
if (m_microphone)
{
ImGuiExtensions::K4ACheckbox("Enable Microphone", &m_config.EnableMicrophone, !deviceIsStarted);
}
else
{
m_config.EnableMicrophone = false;
ImGui::Text("Microphone not detected!");
}
ImGui::Separator();
if (ImGui::TreeNode("Internal Sync"))
{
ImGuiExtensions::K4ACheckbox("Synchronized images only",
&m_config.SynchronizedImagesOnly,
!deviceIsStarted && synchronizedImagesAvailable);
ImGui::PushItemWidth(ImGui::CalcItemWidth() * InputScalarScaleFactor);
constexpr int stepSize = 1;
const bool depthDelayUpdated = ImGuiExtensions::K4AInputScalar("Depth delay (us)",
ImGuiDataType_S32,
&m_config.DepthDelayOffColorUsec,
&stepSize,
nullptr,
"%d",
!deviceIsStarted);
if (framerateUpdated || depthDelayUpdated)
{
// InputScalar doesn't do bounds-checks, so we have to do it ourselves whenever
// the user interacts with the control
//
int maxDepthDelay = 0;
switch (m_config.Framerate)
{
case K4A_FRAMES_PER_SECOND_30:
maxDepthDelay = std::micro::den / 30;
break;
case K4A_FRAMES_PER_SECOND_15:
maxDepthDelay = std::micro::den / 15;
break;
case K4A_FRAMES_PER_SECOND_5:
maxDepthDelay = std::micro::den / 5;
break;
default:
throw std::logic_error("Invalid framerate!");
}
m_config.DepthDelayOffColorUsec = std::max(m_config.DepthDelayOffColorUsec, -maxDepthDelay);
m_config.DepthDelayOffColorUsec = std::min(m_config.DepthDelayOffColorUsec, maxDepthDelay);
}
ImGui::PopItemWidth();
ImGui::TreePop();
}
if (m_firstRun && (m_syncInConnected || m_syncOutConnected))
{
ImGui::SetNextTreeNodeOpen(true);
}
if (ImGui::TreeNode("External Sync"))
{
ImGui::Text("Sync cable state");
ImGuiExtensions::K4ARadioButton("In", m_syncInConnected, false);
ImGui::SameLine();
ImGuiExtensions::K4ARadioButton("Out", m_syncOutConnected, false);
ImGui::SameLine();
if (ImGui::Button("Refresh"))
{
RefreshSyncCableStatus();
}
const char *syncModesSupportedTooltip = "Requires at least one camera and a connected sync cable!";
const bool syncModesSupported = (m_syncInConnected || m_syncOutConnected) &&
(m_config.EnableColorCamera || m_config.EnableDepthCamera);
if (!syncModesSupported)
{
m_config.WiredSyncMode = K4A_WIRED_SYNC_MODE_STANDALONE;
}
auto *pSyncMode = reinterpret_cast<int *>(&m_config.WiredSyncMode);
ImGuiExtensions::K4ARadioButton("Standalone", pSyncMode, K4A_WIRED_SYNC_MODE_STANDALONE, !deviceIsStarted);
ImGui::SameLine();
ImGuiExtensions::K4ARadioButton("Master",
pSyncMode,
K4A_WIRED_SYNC_MODE_MASTER,
!deviceIsStarted && syncModesSupported);
ImGuiExtensions::K4AShowTooltip(syncModesSupportedTooltip, !syncModesSupported);
ImGui::SameLine();
ImGuiExtensions::K4ARadioButton("Sub",
pSyncMode,
K4A_WIRED_SYNC_MODE_SUBORDINATE,
!deviceIsStarted && syncModesSupported);
ImGuiExtensions::K4AShowTooltip(syncModesSupportedTooltip, !syncModesSupported);
constexpr int stepSize = 1;
ImGui::PushItemWidth(ImGui::CalcItemWidth() * InputScalarScaleFactor);
ImGuiExtensions::K4AInputScalar("Delay off master (us)",
ImGuiDataType_U32,
&m_config.SubordinateDelayOffMasterUsec,
&stepSize,
nullptr,
"%d",
!deviceIsStarted);
ImGui::PopItemWidth();
ImGui::TreePop();
}
ImGui::Separator();
if (ImGui::TreeNode("Device Firmware Version Info"))
{
k4a_hardware_version_t versionInfo = m_device.get_version();
ImGui::Text("RGB camera: %u.%u.%u", versionInfo.rgb.major, versionInfo.rgb.minor, versionInfo.rgb.iteration);
ImGui::Text("Depth camera: %u.%u.%u",
versionInfo.depth.major,
versionInfo.depth.minor,
versionInfo.depth.iteration);
ImGui::Text("Audio: %u.%u.%u", versionInfo.audio.major, versionInfo.audio.minor, versionInfo.audio.iteration);
ImGui::Text("Build Config: %s", versionInfo.firmware_build == K4A_FIRMWARE_BUILD_RELEASE ? "Release" : "Debug");
ImGui::Text("Signature type: %s",
versionInfo.firmware_signature == K4A_FIRMWARE_SIGNATURE_MSFT ?
"Microsoft" :
versionInfo.firmware_signature == K4A_FIRMWARE_SIGNATURE_TEST ? "Test" : "Unsigned");
ImGui::TreePop();
}
ImGui::Separator();
if (ImGuiExtensions::K4AButton("Restore", !deviceIsStarted))
ApplyDefaultConfiguration();
ImGui::SameLine();
if (ImGuiExtensions::K4AButton("Save", !deviceIsStarted))
SaveDefaultConfiguration();
ImGui::SameLine();
if (ImGuiExtensions::K4AButton("Reset", !deviceIsStarted))
ResetDefaultConfiguration();
const bool enableCameras = m_config.EnableColorCamera || m_config.EnableDepthCamera;
const ImVec2 buttonSize{ 275, 0 };
if (!deviceIsStarted)
{
ImGuiExtensions::ButtonColorChanger colorChanger(ImGuiExtensions::ButtonColor::Green);
const bool validStartMode = enableCameras || m_config.EnableMicrophone || m_config.EnableImu;
if (m_config.WiredSyncMode == K4A_WIRED_SYNC_MODE_SUBORDINATE)
{
ImGuiExtensions::TextColorChanger cc(ImGuiExtensions::TextColor::Warning);
ImGui::TextUnformatted("You are starting in subordinate mode.");
ImGui::TextUnformatted("The camera will not start until it");
ImGui::TextUnformatted("receives a start signal from the");
ImGui::TextUnformatted("master device");
}
if (ImGuiExtensions::K4AButton("Start", buttonSize, validStartMode))
{
Start();
}
}
else
{
ImGuiExtensions::ButtonColorChanger colorChanger(ImGuiExtensions::ButtonColor::Red);
if (ImGuiExtensions::K4AButton("Stop", buttonSize))
{
Stop();
}
ImGui::Separator();
const bool pointCloudViewerAvailable = m_config.EnableDepthCamera &&
m_config.DepthMode != K4A_DEPTH_MODE_PASSIVE_IR && m_camerasStarted;
K4AWindowSet::ShowModeSelector(&m_currentViewType,
true,
pointCloudViewerAvailable,
[this](K4AWindowSet::ViewType t) { return this->SetViewType(t); });
if (m_paused)
{
ImGuiExtensions::ButtonColorChanger cc(ImGuiExtensions::ButtonColor::Green);
if (ImGui::Button("Resume", buttonSize))
{
m_paused = false;
}
}
else
{
ImGuiExtensions::ButtonColorChanger cc(ImGuiExtensions::ButtonColor::Yellow);
if (ImGui::Button("Pause", buttonSize))
{
m_paused = true;
}
}
}
m_firstRun = false;
return K4ADockControlStatus::Ok;
}
void K4ADeviceDockControl::Start()
{
const bool enableCameras = m_config.EnableColorCamera || m_config.EnableDepthCamera;
if (enableCameras)
{
bool camerasStarted = StartCameras();
if (camerasStarted && m_config.EnableImu)
{
StartImu();
}
}
if (m_config.EnableMicrophone)
{
StartMicrophone();
}
SetViewType(K4AWindowSet::ViewType::Normal);
m_paused = false;
}
void K4ADeviceDockControl::Stop()
{
K4AWindowManager::Instance().ClearWindows();
StopCameras();
StopImu();
StopMicrophone();
}
bool K4ADeviceDockControl::StartCameras()
{
if (m_camerasStarted)
{
return false;
}
k4a_device_configuration_t deviceConfig = m_config.ToK4ADeviceConfiguration();
try
{
m_device.start_cameras(&deviceConfig);
}
catch (const k4a::error &)
{
K4AViewerErrorManager::Instance().SetErrorStatus(
"Failed to start device!\nIf you unplugged the device, you must close and reopen the device.");
return false;
}
m_camerasStarted = true;
k4a::device *pDevice = &m_device;
K4ADataSource<k4a::capture> *pCameraDataSource = &m_cameraDataSource;
bool *pPaused = &m_paused;
bool *pCamerasStarted = &m_camerasStarted;
bool *pAbortInProgress = &m_camerasAbortInProgress;
bool isSubordinate = m_config.WiredSyncMode == K4A_WIRED_SYNC_MODE_SUBORDINATE;
m_cameraPollingThread = std14::make_unique<K4APollingThread>(
[pDevice, pCameraDataSource, pPaused, pCamerasStarted, pAbortInProgress, isSubordinate](bool firstRun) {
std::chrono::milliseconds pollingTimeout = CameraPollingTimeout;
if (firstRun && isSubordinate)
{
// If we're starting in subordinate mode, we need to give the user time to start the
// master device, so we wait for longer.
//
pollingTimeout = SubordinateModeStartupTimeout;
}
return PollSensor<k4a::capture>("Cameras",
pDevice,
pCameraDataSource,
pPaused,
pCamerasStarted,
pAbortInProgress,
[](k4a::device *device,
k4a::capture *capture,
std::chrono::milliseconds timeout) {
return device->get_capture(capture, timeout);
},
[](k4a::device *device) { device->stop_cameras(); },
pollingTimeout);
});
return true;
}
void K4ADeviceDockControl::StopCameras()
{
StopPollingThread(&m_cameraPollingThread,
&m_device,
[](k4a::device *device) { device->stop_cameras(); },
&m_cameraDataSource,
&m_camerasStarted,
&m_camerasAbortInProgress);
}
bool K4ADeviceDockControl::StartMicrophone()
{
if (!m_microphone)
{
std::stringstream errorBuilder;
errorBuilder << "Failed to find microphone for device: " << m_deviceSerialNumber << "!";
K4AViewerErrorManager::Instance().SetErrorStatus(errorBuilder.str());
return false;
}
if (m_microphone->IsStarted())
{
return false;
}
const int startResult = m_microphone->Start();
if (startResult != SoundIoErrorNone)
{
std::stringstream errorBuilder;
errorBuilder << "Failed to start microphone: " << soundio_strerror(startResult) << "!";
K4AViewerErrorManager::Instance().SetErrorStatus(errorBuilder.str());
return false;
}
return true;
}
void K4ADeviceDockControl::StopMicrophone()
{
if (m_microphone)
{
m_microphone->Stop();
}
}
bool K4ADeviceDockControl::StartImu()
{
if (m_imuStarted)
{
return false;
}
try
{
m_device.start_imu();
}
catch (const k4a::error &e)
{
K4AViewerErrorManager::Instance().SetErrorStatus(e.what());
return false;
}
m_imuStarted = true;
k4a::device *pDevice = &m_device;
K4ADataSource<k4a_imu_sample_t> *pImuDataSource = &m_imuDataSource;
bool *pPaused = &m_paused;
bool *pImuStarted = &m_imuStarted;
bool *pAbortInProgress = &m_imuAbortInProgress;
bool isSubordinate = m_config.WiredSyncMode == K4A_WIRED_SYNC_MODE_SUBORDINATE;
m_imuPollingThread = std14::make_unique<K4APollingThread>(
[pDevice, pImuDataSource, pPaused, pImuStarted, pAbortInProgress, isSubordinate](bool firstRun) {
std::chrono::milliseconds pollingTimeout = ImuPollingTimeout;
if (firstRun && isSubordinate)
{
// If we're starting in subordinate mode, we need to give the user time to start the
// master device, so we wait for longer.
//
pollingTimeout = SubordinateModeStartupTimeout;
}
return PollSensor<k4a_imu_sample_t>("IMU",
pDevice,
pImuDataSource,
pPaused,
pImuStarted,
pAbortInProgress,
[](k4a::device *device,
k4a_imu_sample_t *sample,
std::chrono::milliseconds timeout) {
return device->get_imu_sample(sample, timeout);
},
[](k4a::device *device) { device->stop_imu(); },
pollingTimeout);
});
return true;
}
void K4ADeviceDockControl::StopImu()
{
StopPollingThread(&m_imuPollingThread,
&m_device,
[](k4a::device *device) { device->stop_imu(); },
&m_imuDataSource,
&m_imuStarted,
&m_imuAbortInProgress);
}
void K4ADeviceDockControl::SetViewType(K4AWindowSet::ViewType viewType)
{
K4AWindowManager::Instance().ClearWindows();
std::shared_ptr<K4AMicrophoneListener> micListener = nullptr;
if (m_config.EnableMicrophone)
{
micListener = m_microphone->CreateListener();
if (micListener == nullptr)
{
std::stringstream errorBuilder;
errorBuilder << "Failed to create microphone listener: " << soundio_strerror(m_microphone->GetStatusCode());
K4AViewerErrorManager::Instance().SetErrorStatus(errorBuilder.str());
}
}
switch (viewType)
{
case K4AWindowSet::ViewType::Normal:
K4AWindowSet::StartNormalWindows(m_deviceSerialNumber.c_str(),
&m_cameraDataSource,
m_config.EnableImu ? &m_imuDataSource : nullptr,
std::move(micListener),
m_config.EnableDepthCamera,
m_config.DepthMode,
m_config.EnableColorCamera,
m_config.ColorFormat,
m_config.ColorResolution);
break;
case K4AWindowSet::ViewType::PointCloudViewer:
try
{
k4a::calibration calib = m_device.get_calibration(m_config.DepthMode, m_config.ColorResolution);
bool rgbPointCloudAvailable = m_config.EnableColorCamera &&
m_config.ColorFormat == K4A_IMAGE_FORMAT_COLOR_BGRA32;
K4AWindowSet::StartPointCloudWindow(m_deviceSerialNumber.c_str(),
calib,
&m_cameraDataSource,
rgbPointCloudAvailable);
}
catch (const k4a::error &e)
{
K4AViewerErrorManager::Instance().SetErrorStatus(e.what());
}
break;
}
m_currentViewType = viewType;
}
void K4ADeviceDockControl::ApplyDefaultConfiguration()
{
m_config = K4AViewerSettingsManager::Instance().GetSavedDeviceConfiguration();
}
void K4ADeviceDockControl::SaveDefaultConfiguration()
{
K4AViewerSettingsManager::Instance().SetSavedDeviceConfiguration(m_config);
}
void K4ADeviceDockControl::ResetDefaultConfiguration()
{
m_config = K4ADeviceConfiguration();
SaveDefaultConfiguration();
}