Refactor MediaFoundation (Part 1)

This commit is contained in:
Paulchen Panther 2021-01-22 21:29:47 +01:00
parent 4a79d3f143
commit d5717af2df
7 changed files with 566 additions and 379 deletions

View File

@ -1,5 +1,8 @@
#pragma once
// Windows include
#include <Windows.h>
// COM includes
#include <Guiddef.h>
@ -46,17 +49,17 @@ public:
struct DeviceProperties
{
QString name = QString();
QMultiMap<QString, int> inputs = QMultiMap<QString, int>();
QStringList displayResolutions = QStringList();
QStringList framerates = QStringList();
QList<DevicePropertiesItem> valid = QList<DevicePropertiesItem>();
QString name = QString();
QMultiMap<QString, int> inputs = QMultiMap<QString, int>();
QStringList displayResolutions = QStringList();
QStringList framerates = QStringList();
QList<DevicePropertiesItem> valid = QList<DevicePropertiesItem>();
};
MFGrabber(const QString & device, const unsigned width, const unsigned height, const unsigned fps, const unsigned input, int pixelDecimation);
~MFGrabber() override;
void receive_image(const void *frameImageBuffer, int size, QString message);
void receive_image(const void *frameImageBuffer, int size);
QRectF getSignalDetectionOffset() const { return QRectF(_x_frac_min, _y_frac_min, _x_frac_max, _y_frac_max); }
bool getSignalDetectionEnabled() const { return _signalDetectionEnabled; }
bool getCecDetectionEnabled() const { return _cecDetectionEnabled; }
@ -88,51 +91,44 @@ signals:
void newFrame(const Image<ColorRgb> & image);
private:
struct buffer
{
void *start;
size_t length;
};
bool init();
void uninit();
bool init_device(QString device, DevicePropertiesItem props);
HRESULT init_device(QString device, DevicePropertiesItem props);
void uninit_device();
void enumVideoCaptureDevices();
void start_capturing();
bool process_image(const void *frameImageBuffer, int size);
void process_image(const void *frameImageBuffer, int size);
void checkSignalDetectionEnabled(Image<ColorRgb> image);
QString _deviceName;
QMap<QString, MFGrabber::DeviceProperties> _deviceProperties;
std::vector<buffer> _buffers;
HRESULT _hr;
SourceReaderCB* _sourceReaderCB;
PixelFormat _pixelFormat;
int _pixelDecimation,
_lineLength,
_frameByteSize,
_noSignalCounterThreshold,
_noSignalCounter,
_fpsSoftwareDecimation,
_brightness,
_contrast,
_saturation,
_hue;
volatile unsigned int _currentFrame;
ColorRgb _noSignalThresholdColor;
bool _signalDetectionEnabled,
_cecDetectionEnabled,
_noSignalDetected,
_initialized;
double _x_frac_min,
_y_frac_min,
_x_frac_max,
_y_frac_max;
MFThreadManager _threadManager;
IMFSourceReader* _sourceReader;
QString _deviceName;
QMap<QString, MFGrabber::DeviceProperties> _deviceProperties;
HRESULT _hr;
SourceReaderCB* _sourceReaderCB;
PixelFormat _pixelFormat;
int _pixelDecimation,
_lineLength,
_frameByteSize,
_noSignalCounterThreshold,
_noSignalCounter,
_fpsSoftwareDecimation,
_brightness,
_contrast,
_saturation,
_hue;
volatile unsigned int _currentFrame;
ColorRgb _noSignalThresholdColor;
bool _signalDetectionEnabled,
_cecDetectionEnabled,
_noSignalDetected,
_initialized;
double _x_frac_min,
_y_frac_min,
_x_frac_max,
_y_frac_max;
MFThreadManager _threadManager;
IMFSourceReader* _sourceReader;
#ifdef HAVE_TURBO_JPEG
int _subsamp;
int _subsamp;
#endif
};

View File

@ -78,7 +78,7 @@ class MFThreadManager : public QObject
public:
MFThreadManager() : _threads(nullptr)
{
_maxThreads = qBound(1, ((QThread::idealThreadCount() * 3) / 2), 12);
_maxThreads = qBound(1, (QThread::idealThreadCount() > 4 ? (QThread::idealThreadCount() - 1) : QThread::idealThreadCount()), 8);
}
~MFThreadManager()

View File

@ -1,22 +1,9 @@
#include "MFSourceReaderCB.h"
#include "grabber/MFGrabber.h"
static PixelFormat GetPixelFormatForGuid(const GUID guid)
{
if (IsEqualGUID(guid, MFVideoFormat_RGB32)) return PixelFormat::RGB32;
if (IsEqualGUID(guid, MFVideoFormat_RGB24)) return PixelFormat::BGR24;
if (IsEqualGUID(guid, MFVideoFormat_YUY2)) return PixelFormat::YUYV;
if (IsEqualGUID(guid, MFVideoFormat_UYVY)) return PixelFormat::UYVY;
if (IsEqualGUID(guid, MFVideoFormat_MJPG)) return PixelFormat::MJPEG;
if (IsEqualGUID(guid, MFVideoFormat_NV12)) return PixelFormat::NV12;
if (IsEqualGUID(guid, MFVideoFormat_I420)) return PixelFormat::I420;
return PixelFormat::NO_CHANGE;
};
MFGrabber::MFGrabber(const QString & device, unsigned width, unsigned height, unsigned fps, unsigned input, int pixelDecimation)
: Grabber("V4L2:"+device)
, _deviceName(device)
, _buffers()
, _hr(S_FALSE)
, _sourceReader(nullptr)
, _pixelDecimation(pixelDecimation)
@ -47,7 +34,7 @@ MFGrabber::MFGrabber(const QString & device, unsigned width, unsigned height, un
CoInitializeEx(0, COINIT_MULTITHREADED);
_hr = MFStartup(MF_VERSION, MFSTARTUP_NOSOCKET);
if (FAILED(_hr))
if(FAILED(_hr))
CoUninitialize();
else
_sourceReaderCB = new SourceReaderCB(this);
@ -60,13 +47,13 @@ MFGrabber::~MFGrabber()
SAFE_RELEASE(_sourceReader);
SAFE_RELEASE(_sourceReaderCB);
if (SUCCEEDED(_hr) && SUCCEEDED(MFShutdown()))
if(SUCCEEDED(_hr) && SUCCEEDED(MFShutdown()))
CoUninitialize();
}
bool MFGrabber::init()
{
if (!_initialized && SUCCEEDED(_hr))
if(!_initialized && SUCCEEDED(_hr))
{
QString foundDevice = "";
int foundIndex = -1, bestGuess = -1, bestGuessMinX = INT_MAX, bestGuessMinFPS = INT_MAX;
@ -75,16 +62,16 @@ bool MFGrabber::init()
// enumerate the video capture devices on the user's system
enumVideoCaptureDevices();
if (!autoDiscovery && !_deviceProperties.contains(_deviceName))
if(!autoDiscovery && !_deviceProperties.contains(_deviceName))
{
Debug(_log, "Device '%s' is not available. Changing to auto.", QSTRING_CSTR(_deviceName));
autoDiscovery = true;
}
if (autoDiscovery)
if(autoDiscovery)
{
Debug(_log, "Forcing auto discovery device");
if (_deviceProperties.count()>0)
if(_deviceProperties.count()>0)
{
foundDevice = _deviceProperties.firstKey();
_deviceName = foundDevice;
@ -94,7 +81,7 @@ bool MFGrabber::init()
else
foundDevice = _deviceName;
if (foundDevice.isNull() || foundDevice.isEmpty() || !_deviceProperties.contains(foundDevice))
if(foundDevice.isNull() || foundDevice.isEmpty() || !_deviceProperties.contains(foundDevice))
{
Error(_log, "Could not find any capture device");
return false;
@ -109,7 +96,7 @@ bool MFGrabber::init()
bool strict = false;
const auto& val = dev.valid[i];
if (bestGuess == -1 || (val.x <= bestGuessMinX && val.x >= 640 && val.fps <= bestGuessMinFPS && val.fps >= 10))
if(bestGuess == -1 || (val.x <= bestGuessMinX && val.x >= 640 && val.fps <= bestGuessMinFPS && val.fps >= 10))
{
bestGuess = i;
bestGuessMinFPS = val.fps;
@ -119,31 +106,31 @@ bool MFGrabber::init()
if(_width && _height)
{
strict = true;
if (val.x != _width || val.y != _height)
if(val.x != _width || val.y != _height)
continue;
}
if(_fps && _fps!=15)
{
strict = true;
if (val.fps != _fps)
if(val.fps != _fps)
continue;
}
if(_pixelFormat != PixelFormat::NO_CHANGE)
{
strict = true;
if (val.pf != _pixelFormat)
if(val.pf != _pixelFormat)
continue;
}
if (strict && (val.fps <= 60 || _fps != 15))
if(strict && (val.fps <= 60 || _fps != 15))
foundIndex = i;
}
if (foundIndex < 0 && bestGuess >= 0)
if(foundIndex < 0 && bestGuess >= 0)
{
if (!autoDiscovery)
if(!autoDiscovery)
Warning(_log, "Selected resolution not found in supported modes. Forcing best resolution");
else
Debug(_log, "Forcing best resolution");
@ -151,9 +138,9 @@ bool MFGrabber::init()
foundIndex = bestGuess;
}
if (foundIndex>=0)
if(foundIndex>=0)
{
if (init_device(foundDevice, dev.valid[foundIndex]))
if(SUCCEEDED(init_device(foundDevice, dev.valid[foundIndex])))
_initialized = true;
}
else
@ -166,219 +153,229 @@ bool MFGrabber::init()
void MFGrabber::uninit()
{
// stop if the grabber was not stopped
if (_initialized)
if(_initialized)
{
Debug(_log,"uninit grabber: %s", QSTRING_CSTR(_deviceName));
stop();
}
}
bool MFGrabber::init_device(QString deviceName, DevicePropertiesItem props)
HRESULT MFGrabber::init_device(QString deviceName, DevicePropertiesItem props)
{
bool setStreamParamOK = false;
PixelFormat pixelformat = GetPixelFormatForGuid(props.guid);
QString error, guid = _deviceProperties[deviceName].name;
HRESULT hr,hr1,hr2;
int size = guid.length() + 1024;
wchar_t *name = new wchar_t[size];
memset(name, 0, size);
guid.toWCharArray(name);
IMFMediaSource* device = nullptr;
IMFAttributes* deviceAttributes = nullptr, *sourceReaderAttributes = nullptr;
IAMVideoProcAmp *pProcAmp = nullptr;
IMFMediaType* type = nullptr;
HRESULT hr = S_OK;
Debug(_log, "Init %s, %d x %d @ %d fps (%s) => %s", QSTRING_CSTR(deviceName), props.x, props.y, props.fps, QSTRING_CSTR(pixelFormatToString(pixelformat)), QSTRING_CSTR(guid));
IMFMediaSource* device = nullptr;
IMFAttributes* attr;
hr = MFCreateAttributes(&attr, 2);
if (SUCCEEDED(hr))
hr = MFCreateAttributes(&deviceAttributes, 2);
if(FAILED(hr))
{
hr = attr->SetGUID(MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE, MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_VIDCAP_GUID);
if (SUCCEEDED(hr))
{
int size = guid.length() + 1024;
wchar_t *name = new wchar_t[size];
memset(name, 0, size);
guid.toWCharArray(name);
error = QString("Could not create device attributes (%1)").arg(hr);
goto done;
}
if (SUCCEEDED(attr->SetString(MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_VIDCAP_SYMBOLIC_LINK, (LPCWSTR)name)) && _sourceReaderCB)
{
hr = MFCreateDeviceSource(attr, &device);
if (FAILED(hr))
{
SAFE_RELEASE(device);;
error = QString("MFCreateDeviceSource %1").arg(hr);
}
}
else
error = QString("IMFAttributes_SetString_MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_VIDCAP_SYMBOLIC_LINK %1").arg(hr);
hr = deviceAttributes->SetGUID(MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE, MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_VIDCAP_GUID);
if(FAILED(hr))
{
error = QString("SetGUID_MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE (%1)").arg(hr);
goto done;
}
delete[] name;
}
SAFE_RELEASE(attr);
if(FAILED(deviceAttributes->SetString(MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_VIDCAP_SYMBOLIC_LINK, (LPCWSTR)name)) && _sourceReaderCB)
{
error = QString("IMFAttributes_SetString_MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_VIDCAP_SYMBOLIC_LINK (%1)").arg(hr);
goto done;
}
hr = MFCreateDeviceSource(deviceAttributes, &device);
if(FAILED(hr))
{
error = QString("MFCreateDeviceSource (%1)").arg(hr);
goto done;
}
if(!device)
{
error = QString("Could not open device (%1)").arg(hr);
goto done;
}
else
{
SAFE_RELEASE(attr);
error = QString("MFCreateAttributes_MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE %1").arg(hr);
}
if (device)
{
Debug(_log, "Device opened");
if (_brightness != 0 || _contrast != 0 || _saturation != 0 || _hue != 0)
// Set Brightness/Contrast/Saturation/Hue
if (_brightness != 0 || _contrast != 0 || _saturation != 0 || _hue != 0)
{
if (SUCCEEDED(device->QueryInterface(IID_PPV_ARGS(&pProcAmp))))
{
IAMVideoProcAmp *pProcAmp = NULL;
if (SUCCEEDED(device->QueryInterface(IID_PPV_ARGS(&pProcAmp))))
long lMin, lMax, lStep, lDefault, lCaps, Val;
if (_brightness != 0)
{
long lMin, lMax, lStep, lDefault, lCaps, Val;
if (_brightness != 0)
if (SUCCEEDED(pProcAmp->GetRange(VideoProcAmp_Brightness, &lMin, &lMax, &lStep, &lDefault, &lCaps)))
{
if (SUCCEEDED(pProcAmp->GetRange(VideoProcAmp_Brightness, &lMin, &lMax, &lStep, &lDefault, &lCaps)))
{
Debug(_log, "Brightness: min=%i, max=%i, default=%i", lMin, lMax, lDefault);
Debug(_log, "Brightness: min=%i, max=%i, default=%i", lMin, lMax, lDefault);
if (SUCCEEDED(pProcAmp->Get(VideoProcAmp_Brightness, &Val, &lCaps)))
Debug(_log, "Current brightness set to: %i",Val);
if (SUCCEEDED(pProcAmp->Get(VideoProcAmp_Brightness, &Val, &lCaps)))
Debug(_log, "Current brightness set to: %i",Val);
if (SUCCEEDED(pProcAmp->Set(VideoProcAmp_Brightness, _brightness, VideoProcAmp_Flags_Manual)))
Debug(_log, "Brightness set to: %i",_brightness);
else
Error(_log, "Could not set brightness");
}
if (SUCCEEDED(pProcAmp->Set(VideoProcAmp_Brightness, _brightness, VideoProcAmp_Flags_Manual)))
Debug(_log, "Brightness set to: %i",_brightness);
else
Error(_log, "Brightness is not supported by the grabber");
}
if (_contrast != 0)
{
if (SUCCEEDED(pProcAmp->GetRange(VideoProcAmp_Contrast, &lMin, &lMax, &lStep, &lDefault, &lCaps)))
{
Debug(_log, "Contrast: min=%i, max=%i, default=%i", lMin, lMax, lDefault);
if (SUCCEEDED(pProcAmp->Get(VideoProcAmp_Contrast, &Val, &lCaps)))
Debug(_log, "Current contrast set to: %i",Val);
if (SUCCEEDED(pProcAmp->Set(VideoProcAmp_Contrast, _contrast, VideoProcAmp_Flags_Manual)))
Debug(_log, "Contrast set to: %i",_contrast);
else
Error(_log, "Could not set contrast");
}
else
Error(_log, "Contrast is not supported by the grabber");
}
if (_saturation != 0)
{
if (SUCCEEDED(pProcAmp->GetRange(VideoProcAmp_Saturation, &lMin, &lMax, &lStep, &lDefault, &lCaps)))
{
Debug(_log, "Saturation: min=%i, max=%i, default=%i", lMin, lMax, lDefault);
if (SUCCEEDED(pProcAmp->Get(VideoProcAmp_Saturation, &Val, &lCaps)))
Debug(_log, "Current saturation set to: %i",Val);
if (SUCCEEDED(pProcAmp->Set(VideoProcAmp_Saturation, _saturation, VideoProcAmp_Flags_Manual)))
Debug(_log, "Saturation set to: %i",_saturation);
else
Error(_log, "Could not set saturation");
}
else
Error(_log, "Saturation is not supported by the grabber");
}
if (_hue != 0)
{
hr = pProcAmp->GetRange(VideoProcAmp_Hue, &lMin, &lMax, &lStep, &lDefault, &lCaps);
if (SUCCEEDED(hr))
{
Debug(_log, "Hue: min=%i, max=%i, default=%i", lMin, lMax, lDefault);
hr = pProcAmp->Get(VideoProcAmp_Hue, &Val, &lCaps);
if (SUCCEEDED(hr))
Debug(_log, "Current hue set to: %i",Val);
hr = pProcAmp->Set(VideoProcAmp_Hue, _hue, VideoProcAmp_Flags_Manual);
if (SUCCEEDED(hr))
Debug(_log, "Hue set to: %i",_hue);
else
Error(_log, "Could not set hue");
}
else
Error(_log, "Hue is not supported by the grabber");
}
pProcAmp->Release();
}
}
IMFAttributes* pAttributes;
hr1 = MFCreateAttributes(&pAttributes, 1);
if (SUCCEEDED(hr1))
hr2 = pAttributes->SetUnknown(MF_SOURCE_READER_ASYNC_CALLBACK, (IMFSourceReaderCallback *)_sourceReaderCB);
if (SUCCEEDED(hr1) && SUCCEEDED(hr2))
hr = MFCreateSourceReaderFromMediaSource(device, pAttributes, &_sourceReader);
else
hr = E_INVALIDARG;
if (SUCCEEDED(hr1))
pAttributes->Release();
device->Release();
if (SUCCEEDED(hr))
{
IMFMediaType* type;
hr = MFCreateMediaType(&type);
if (SUCCEEDED(hr))
{
hr = type->SetGUID(MF_MT_MAJOR_TYPE, MFMediaType_Video);
if (SUCCEEDED(hr))
{
hr = type->SetGUID(MF_MT_SUBTYPE, props.guid);
if (SUCCEEDED(hr))
{
hr = MFSetAttributeSize(type, MF_MT_FRAME_SIZE, props.x, props.y);
if (SUCCEEDED(hr))
{
hr = MFSetAttributeSize(type, MF_MT_FRAME_RATE, props.fps_a, props.fps_b);
if (SUCCEEDED(hr))
{
MFSetAttributeRatio(type, MF_MT_PIXEL_ASPECT_RATIO, 1, 1);
hr = _sourceReader->SetCurrentMediaType(MF_SOURCE_READER_FIRST_VIDEO_STREAM, NULL, type);
if (SUCCEEDED(hr))
{
setStreamParamOK = true;
}
else
error = QString("SetCurrentMediaType %1").arg(hr);
}
else
error = QString("MFSetAttributeSize_MF_MT_FRAME_RATE %1").arg(hr);
}
else
error = QString("SMFSetAttributeSize_MF_MT_FRAME_SIZE %1").arg(hr);
}
else
error = QString("SetGUID_MF_MT_SUBTYPE %1").arg(hr);
Error(_log, "Could not set brightness");
}
else
error = QString("SetGUID_MF_MT_MAJOR_TYPE %1").arg(hr);
type->Release();
Error(_log, "Brightness is not supported by the grabber");
}
else
error = QString("IMFAttributes_SetString %1").arg(hr);
if (!setStreamParamOK)
Error(_log, "Could not stream set params (%s)", QSTRING_CSTR(error));
if (_contrast != 0)
{
if (SUCCEEDED(pProcAmp->GetRange(VideoProcAmp_Contrast, &lMin, &lMax, &lStep, &lDefault, &lCaps)))
{
Debug(_log, "Contrast: min=%i, max=%i, default=%i", lMin, lMax, lDefault);
if (SUCCEEDED(pProcAmp->Get(VideoProcAmp_Contrast, &Val, &lCaps)))
Debug(_log, "Current contrast set to: %i",Val);
if (SUCCEEDED(pProcAmp->Set(VideoProcAmp_Contrast, _contrast, VideoProcAmp_Flags_Manual)))
Debug(_log, "Contrast set to: %i",_contrast);
else
Error(_log, "Could not set contrast");
}
else
Error(_log, "Contrast is not supported by the grabber");
}
if (_saturation != 0)
{
if (SUCCEEDED(pProcAmp->GetRange(VideoProcAmp_Saturation, &lMin, &lMax, &lStep, &lDefault, &lCaps)))
{
Debug(_log, "Saturation: min=%i, max=%i, default=%i", lMin, lMax, lDefault);
if (SUCCEEDED(pProcAmp->Get(VideoProcAmp_Saturation, &Val, &lCaps)))
Debug(_log, "Current saturation set to: %i",Val);
if (SUCCEEDED(pProcAmp->Set(VideoProcAmp_Saturation, _saturation, VideoProcAmp_Flags_Manual)))
Debug(_log, "Saturation set to: %i",_saturation);
else
Error(_log, "Could not set saturation");
}
else
Error(_log, "Saturation is not supported by the grabber");
}
if (_hue != 0)
{
hr = pProcAmp->GetRange(VideoProcAmp_Hue, &lMin, &lMax, &lStep, &lDefault, &lCaps);
if (SUCCEEDED(hr))
{
Debug(_log, "Hue: min=%i, max=%i, default=%i", lMin, lMax, lDefault);
hr = pProcAmp->Get(VideoProcAmp_Hue, &Val, &lCaps);
if (SUCCEEDED(hr))
Debug(_log, "Current hue set to: %i",Val);
hr = pProcAmp->Set(VideoProcAmp_Hue, _hue, VideoProcAmp_Flags_Manual);
if (SUCCEEDED(hr))
Debug(_log, "Hue set to: %i",_hue);
else
Error(_log, "Could not set hue");
}
else
Error(_log, "Hue is not supported by the grabber");
}
}
else
Error(_log, "MFCreateSourceReaderFromMediaSource (%i)", hr);
}
else
Error(_log, "Could not open device (%s)", QSTRING_CSTR(error));
if (!setStreamParamOK)
hr = MFCreateAttributes(&sourceReaderAttributes, 1);
if(FAILED(hr))
{
error = QString("Could not create Source Reader attributes (%1)").arg(hr);
goto done;
}
hr = sourceReaderAttributes->SetUnknown(MF_SOURCE_READER_ASYNC_CALLBACK, (IMFSourceReaderCallback *)_sourceReaderCB);
if(FAILED(hr))
{
error = QString("Could not set stream parameter: SetUnknown_MF_SOURCE_READER_ASYNC_CALLBACK (%1)").arg(hr);
hr = E_INVALIDARG;
goto done;
}
hr = MFCreateSourceReaderFromMediaSource(device, sourceReaderAttributes, &_sourceReader);
if(FAILED(hr))
{
error = QString("Could not create the Source Reader (%1)").arg(hr);
goto done;
}
hr = MFCreateMediaType(&type);
if(FAILED(hr))
{
error = QString("Could not create an empty media type (%1)").arg(hr);
goto done;
}
hr = type->SetGUID(MF_MT_MAJOR_TYPE, MFMediaType_Video);
if(FAILED(hr))
{
error = QString("Could not set stream parameter: SetGUID_MF_MT_MAJOR_TYPE (%1)").arg(hr);
goto done;
}
hr = type->SetGUID(MF_MT_SUBTYPE, props.guid);
if(FAILED(hr))
{
error = QString("Could not set stream parameter: SetGUID_MF_MT_SUBTYPE (%1)").arg(hr);
goto done;
}
hr = MFSetAttributeSize(type, MF_MT_FRAME_SIZE, props.x, props.y);
if(FAILED(hr))
{
error = QString("Could not set stream parameter: SMFSetAttributeSize_MF_MT_FRAME_SIZE (%1)").arg(hr);
goto done;
}
hr = MFSetAttributeSize(type, MF_MT_FRAME_RATE, props.fps_a, props.fps_b);
if(FAILED(hr))
{
error = QString("Could not set stream parameter: MFSetAttributeSize_MF_MT_FRAME_RATE (%1)").arg(hr);
goto done;
}
hr = MFSetAttributeRatio(type, MF_MT_PIXEL_ASPECT_RATIO, 1, 1);
if(FAILED(hr))
{
error = QString("Could not set stream parameter: MFSetAttributeRatio_MF_MT_PIXEL_ASPECT_RATIO (%1)").arg(hr);
goto done;
}
hr = _sourceReaderCB->InitializeVideoEncoder(type, pixelformat);
if (FAILED(hr))
{
error = QString("Failed to initialize the Video Encoder (%1)").arg(hr);
goto done;
}
hr = _sourceReader->SetCurrentMediaType(MF_SOURCE_READER_FIRST_VIDEO_STREAM, nullptr, type);
if (FAILED(hr))
{
error = QString("Failed to set media type on Source Reader (%1)").arg(hr);
}
done:
if(FAILED(hr))
{
Error(_log, "%s", QSTRING_CSTR(error));
SAFE_RELEASE(_sourceReader);
}
else
@ -386,49 +383,19 @@ bool MFGrabber::init_device(QString deviceName, DevicePropertiesItem props)
_pixelFormat = props.pf;
_width = props.x;
_height = props.y;
switch (_pixelFormat)
{
case PixelFormat::UYVY:
case PixelFormat::YUYV:
{
_frameByteSize = props.x * props.y * 2;
_lineLength = props.x * 2;
}
break;
case PixelFormat::BGR24:
case PixelFormat::MJPEG:
{
_frameByteSize = props.x * props.y * 3;
_lineLength = props.x * 3;
}
break;
case PixelFormat::RGB32:
{
_frameByteSize = props.x * props.y * 4;
_lineLength = props.x * 4;
}
break;
case PixelFormat::NV12:
{
_frameByteSize = (6 * props.x * props.y) / 4;
_lineLength = props.x;
}
break;
case PixelFormat::I420:
{
_frameByteSize = (6 * props.x * props.y) / 4;
_lineLength = props.x;
}
break;
}
_frameByteSize = props.x * props.y * 3;
_lineLength = props.x * 3;
}
return setStreamParamOK;
// Cleanup
SAFE_RELEASE(deviceAttributes);
delete[] name;
SAFE_RELEASE(device);
SAFE_RELEASE(pProcAmp);
SAFE_RELEASE(type);
SAFE_RELEASE(sourceReaderAttributes);
return hr;
}
void MFGrabber::uninit_device()
@ -438,7 +405,7 @@ void MFGrabber::uninit_device()
void MFGrabber::enumVideoCaptureDevices()
{
if (FAILED(_hr))
if(FAILED(_hr))
{
Error(_log, "enumVideoCaptureDevices(): Media Foundation not initialized");
return;
@ -456,7 +423,7 @@ void MFGrabber::enumVideoCaptureDevices()
if(SUCCEEDED(MFEnumDeviceSources(attr, &devices, &count)))
{
Debug(_log, "Detected devices: %u", count);
for (UINT32 i = 0; i < count; i++)
for(UINT32 i = 0; i < count; i++)
{
UINT32 length;
LPWSTR name;
@ -529,18 +496,22 @@ void MFGrabber::enumVideoCaptureDevices()
}
pSource->Release();
}
properties.displayResolutions.sort();
properties.framerates.sort();
_deviceProperties.insert(dev, properties);
}
CoTaskMemFree(symlink);
}
CoTaskMemFree(name);
devices[i]->Release();
}
CoTaskMemFree(devices);
}
attr->Release();
}
}
@ -550,26 +521,23 @@ void MFGrabber::start_capturing()
{
if (_sourceReader)
{
HRESULT hr = _sourceReader->ReadSample(MF_SOURCE_READER_FIRST_VIDEO_STREAM,
0, NULL, NULL, NULL, NULL);
HRESULT hr = _sourceReader->ReadSample(MF_SOURCE_READER_FIRST_VIDEO_STREAM, 0, NULL, NULL, NULL, NULL);
if (!SUCCEEDED(hr))
Error(_log, "ReadSample (%i)", hr);
}
}
bool MFGrabber::process_image(const void *frameImageBuffer, int size)
void MFGrabber::process_image(const void *frameImageBuffer, int size)
{
bool frameSend = false;
unsigned int processFrameIndex = _currentFrame++;
// frame skipping
if ( (processFrameIndex % _fpsSoftwareDecimation != 0) && (_fpsSoftwareDecimation > 1))
return frameSend;
if((processFrameIndex % _fpsSoftwareDecimation != 0) && (_fpsSoftwareDecimation > 1))
return;
// CEC detection
if (_cecDetectionEnabled)
return frameSend;
if(_cecDetectionEnabled)
return;
// We do want a new frame...
if (size < _frameByteSize && _pixelFormat != PixelFormat::MJPEG)
@ -593,6 +561,7 @@ bool MFGrabber::process_image(const void *frameImageBuffer, int size)
for (unsigned int i=0;_threadManager.isActive() && i < _threadManager._maxThreads && _threadManager._threads != nullptr; i++)
{
if ((_threadManager._threads[i]->isFinished() || !_threadManager._threads[i]->isRunning()))
{
// aquire lock
if ( _threadManager._threads[i]->isBusy() == false)
{
@ -602,14 +571,12 @@ bool MFGrabber::process_image(const void *frameImageBuffer, int size)
if (_threadManager._maxThreads > 1)
_threadManager._threads[i]->start();
frameSend = true;
break;
}
}
}
}
}
return frameSend;
}
void MFGrabber::setSignalThreshold(double redSignalThreshold, double greenSignalThreshold, double blueSignalThreshold, int noSignalCounterThreshold)
@ -640,9 +607,9 @@ bool MFGrabber::start()
try
{
_threadManager.start();
Info(_log, "Decoding threads: %d",_threadManager._maxThreads );
Info(_log, "Decoding threads: %d",_threadManager._maxThreads);
if (init())
if(init())
{
start_capturing();
Info(_log, "Started");
@ -659,7 +626,7 @@ bool MFGrabber::start()
void MFGrabber::stop()
{
if (_initialized)
if(_initialized)
{
_threadManager.stop();
uninit_device();
@ -669,17 +636,9 @@ void MFGrabber::stop()
}
}
void MFGrabber::receive_image(const void *frameImageBuffer, int size, QString message)
void MFGrabber::receive_image(const void *frameImageBuffer, int size)
{
if (frameImageBuffer == NULL || size ==0)
Error(_log, "Received empty image frame: %s", QSTRING_CSTR(message));
else
{
if (!message.isEmpty())
Debug(_log, "Received image frame: %s", QSTRING_CSTR(message));
process_image(frameImageBuffer, size);
}
process_image(frameImageBuffer, size);
start_capturing();
}
@ -697,7 +656,7 @@ void MFGrabber::newThreadFrame(unsigned int threadIndex, const Image<ColorRgb>&
void MFGrabber::checkSignalDetectionEnabled(Image<ColorRgb> image)
{
if (_signalDetectionEnabled)
if(_signalDetectionEnabled)
{
// check signal (only in center of the resulting image, because some grabbers have noise values along the borders)
bool noSignal = true;
@ -710,15 +669,15 @@ void MFGrabber::checkSignalDetectionEnabled(Image<ColorRgb> image)
unsigned xMax = image.width() * _x_frac_max;
unsigned yMax = image.height() * _y_frac_max;
for (unsigned x = xOffset; noSignal && x < xMax; ++x)
for (unsigned y = yOffset; noSignal && y < yMax; ++y)
for(unsigned x = xOffset; noSignal && x < xMax; ++x)
for(unsigned y = yOffset; noSignal && y < yMax; ++y)
noSignal &= (ColorRgb&)image(x, y) <= _noSignalThresholdColor;
if (noSignal)
if(noSignal)
++_noSignalCounter;
else
{
if (_noSignalCounter >= _noSignalCounterThreshold)
if(_noSignalCounter >= _noSignalCounterThreshold)
{
_noSignalDetected = true;
Info(_log, "Signal detected");
@ -727,11 +686,11 @@ void MFGrabber::checkSignalDetectionEnabled(Image<ColorRgb> image)
_noSignalCounter = 0;
}
if ( _noSignalCounter < _noSignalCounterThreshold)
if( _noSignalCounter < _noSignalCounterThreshold)
{
emit newFrame(image);
}
else if (_noSignalCounter == _noSignalCounterThreshold)
else if(_noSignalCounter == _noSignalCounterThreshold)
{
_noSignalDetected = false;
Info(_log, "Signal lost");
@ -744,7 +703,7 @@ void MFGrabber::checkSignalDetectionEnabled(Image<ColorRgb> image)
QStringList MFGrabber::getV4L2devices() const
{
QStringList result = QStringList();
for (auto it = _deviceProperties.begin(); it != _deviceProperties.end(); ++it)
for(auto it = _deviceProperties.begin(); it != _deviceProperties.end(); ++it)
result << it.key();
return result;
@ -755,7 +714,7 @@ QStringList MFGrabber::getV4L2EncodingFormats(const QString& devicePath) const
QStringList result = QStringList();
for(int i = 0; i < _deviceProperties[devicePath].valid.count(); ++i )
if (!result.contains(pixelFormatToString(_deviceProperties[devicePath].valid[i].pf), Qt::CaseInsensitive))
if(!result.contains(pixelFormatToString(_deviceProperties[devicePath].valid[i].pf), Qt::CaseInsensitive))
result << pixelFormatToString(_deviceProperties[devicePath].valid[i].pf).toLower();
return result;
@ -763,7 +722,7 @@ QStringList MFGrabber::getV4L2EncodingFormats(const QString& devicePath) const
void MFGrabber::setSignalDetectionEnable(bool enable)
{
if (_signalDetectionEnabled != enable)
if(_signalDetectionEnabled != enable)
{
_signalDetectionEnabled = enable;
Info(_log, "Signal detection is now %s", enable ? "enabled" : "disabled");
@ -772,7 +731,7 @@ void MFGrabber::setSignalDetectionEnable(bool enable)
void MFGrabber::setCecDetectionEnable(bool enable)
{
if (_cecDetectionEnabled != enable)
if(_cecDetectionEnabled != enable)
{
_cecDetectionEnabled = enable;
Info(_log, QString("CEC detection is now %1").arg(enable ? "enabled" : "disabled").toLocal8Bit());
@ -781,16 +740,16 @@ void MFGrabber::setCecDetectionEnable(bool enable)
void MFGrabber::setPixelDecimation(int pixelDecimation)
{
if (_pixelDecimation != pixelDecimation)
if(_pixelDecimation != pixelDecimation)
_pixelDecimation = pixelDecimation;
}
void MFGrabber::setDeviceVideoStandard(QString device, VideoStandard videoStandard)
{
if (_deviceName != device)
if(_deviceName != device)
{
_deviceName = device;
if (_initialized && !device.isEmpty())
if(_initialized && !device.isEmpty())
{
Debug(_log,"Restarting Media Foundation grabber");
uninit();
@ -819,7 +778,7 @@ bool MFGrabber::setWidthHeight(int width, int height)
if(Grabber::setWidthHeight(width,height))
{
Debug(_log,"Set width:height to: %i:&i", width, height);
if (_initialized)
if(_initialized)
{
Debug(_log,"Restarting Media Foundation grabber");
uninit();
@ -835,7 +794,7 @@ bool MFGrabber::setFramerate(int fps)
if(Grabber::setFramerate(fps))
{
Debug(_log,"Set fps to: %i", fps);
if (_initialized)
if(_initialized)
{
Debug(_log,"Restarting Media Foundation grabber");
uninit();
@ -849,17 +808,17 @@ bool MFGrabber::setFramerate(int fps)
void MFGrabber::setFpsSoftwareDecimation(int decimation)
{
_fpsSoftwareDecimation = decimation;
if (decimation > 1)
if(decimation > 1)
Debug(_log,"Every %ith image per second are processed", decimation);
}
void MFGrabber::setEncoding(QString enc)
{
if (_pixelFormat != parsePixelFormat(enc))
if(_pixelFormat != parsePixelFormat(enc))
{
Debug(_log,"Set encoding to: %s", QSTRING_CSTR(enc));
_pixelFormat = parsePixelFormat(enc);
if (_initialized)
if(_initialized)
{
Debug(_log,"Restarting Media Foundation Grabber");
uninit();
@ -870,7 +829,7 @@ void MFGrabber::setEncoding(QString enc)
void MFGrabber::setBrightnessContrastSaturationHue(int brightness, int contrast, int saturation, int hue)
{
if (_brightness != brightness || _contrast != contrast || _saturation != saturation || _hue != hue)
if(_brightness != brightness || _contrast != contrast || _saturation != saturation || _hue != hue)
{
_brightness = brightness;
_contrast = contrast;
@ -879,7 +838,7 @@ void MFGrabber::setBrightnessContrastSaturationHue(int brightness, int contrast,
Debug(_log,"Set brightness to %i, contrast to %i, saturation to %i, hue to %i", _brightness, _contrast, _saturation, _hue);
if (_initialized)
if(_initialized)
{
Debug(_log,"Restarting Media Foundation Grabber");
uninit();

View File

@ -1,7 +1,9 @@
#pragma once
#include <windows.h>
#include <mfapi.h>
#include <mftransform.h>
#include <dmo.h>
#include <wmcodecdsp.h>
#include <mfidl.h>
#include <mfreadwrite.h>
#include <shlwapi.h>
@ -13,11 +15,26 @@
#pragma comment (lib, "mfplat.lib")
#pragma comment (lib, "mfuuid.lib")
#pragma comment (lib, "mfreadwrite.lib")
#pragma comment (lib, "strmiids.lib")
#pragma comment (lib, "wmcodecdspuuid.lib")
#include <grabber/MFGrabber.h>
#define SAFE_RELEASE(x) if(x) { x->Release(); x = nullptr; }
// Need more supported formats? Visit https://docs.microsoft.com/en-us/windows/win32/medfound/colorconverter
static PixelFormat GetPixelFormatForGuid(const GUID guid)
{
if (IsEqualGUID(guid, MFVideoFormat_RGB32)) return PixelFormat::RGB32;
if (IsEqualGUID(guid, MFVideoFormat_RGB24)) return PixelFormat::BGR24;
if (IsEqualGUID(guid, MFVideoFormat_YUY2)) return PixelFormat::YUYV;
if (IsEqualGUID(guid, MFVideoFormat_UYVY)) return PixelFormat::UYVY;
if (IsEqualGUID(guid, MFVideoFormat_MJPG)) return PixelFormat::MJPEG;
if (IsEqualGUID(guid, MFVideoFormat_NV12)) return PixelFormat::NV12;
if (IsEqualGUID(guid, MFVideoFormat_I420)) return PixelFormat::I420;
return PixelFormat::NO_CHANGE;
};
class SourceReaderCB : public IMFSourceReaderCallback
{
public:
@ -57,48 +74,145 @@ public:
}
// IMFSourceReaderCallback methods
STDMETHODIMP OnReadSample(HRESULT hrStatus, DWORD dwStreamIndex,
STDMETHODIMP OnReadSample(HRESULT hrStatus, DWORD /*dwStreamIndex*/,
DWORD dwStreamFlags, LONGLONG llTimestamp, IMFSample *pSample)
{
EnterCriticalSection(&_critsec);
if(dwStreamFlags & MF_SOURCE_READERF_STREAMTICK)
{
Debug(_grabber->_log, "Skipping stream gap");
LeaveCriticalSection(&_critsec);
_grabber->_sourceReader->ReadSample(MF_SOURCE_READER_FIRST_VIDEO_STREAM, 0, NULL, NULL, NULL, NULL);
return S_OK;
}
if (dwStreamFlags & MF_SOURCE_READERF_NATIVEMEDIATYPECHANGED)
{
IMFMediaType *type = nullptr;
GUID format;
_grabber->_sourceReader->GetNativeMediaType(MF_SOURCE_READER_FIRST_VIDEO_STREAM, MF_SOURCE_READER_CURRENT_TYPE_INDEX, &type);
type->GetGUID(MF_MT_SUBTYPE, &format);
Debug(_grabber->_log, "Native media type changed");
InitializeVideoEncoder(type, GetPixelFormatForGuid(format));
SAFE_RELEASE(type);
}
if (dwStreamFlags & MF_SOURCE_READERF_CURRENTMEDIATYPECHANGED)
{
IMFMediaType *type = nullptr;
GUID format;
_grabber->_sourceReader->GetCurrentMediaType(MF_SOURCE_READER_FIRST_VIDEO_STREAM, &type);
type->GetGUID(MF_MT_SUBTYPE, &format);
Debug(_grabber->_log, "Current media type changed");
InitializeVideoEncoder(type, GetPixelFormatForGuid(format));
SAFE_RELEASE(type);
}
if (SUCCEEDED(hrStatus))
{
QString error = "";
bool frameSend = false;
if (pSample)
{
IMFMediaBuffer* buffer;
//variables declaration
IMFMediaBuffer* buffer = nullptr, *mediaBuffer = nullptr;
IMFSample* sampleOut = nullptr;
hrStatus = pSample->ConvertToContiguousBuffer(&buffer);
if (SUCCEEDED(hrStatus))
if(_pixelformat == PixelFormat::MJPEG || _pixelformat == PixelFormat::NO_CHANGE)
{
BYTE* data = nullptr;
DWORD maxLength = 0, currentLength = 0;
hrStatus = buffer->Lock(&data, &maxLength, &currentLength);
if(SUCCEEDED(hrStatus))
hrStatus = pSample->ConvertToContiguousBuffer(&buffer);
if (SUCCEEDED(hrStatus))
{
frameSend = true;
_grabber->receive_image(data,currentLength,error);
BYTE* data = nullptr;
DWORD maxLength = 0, currentLength = 0;
buffer->Unlock();
hrStatus = buffer->Lock(&data, &maxLength, &currentLength);
if(SUCCEEDED(hrStatus))
{
_grabber->receive_image(data,currentLength);
buffer->Unlock();
}
else
error = QString("buffer->Lock failed => %1").arg(hrStatus);
}
else
error = QString("buffer->Lock failed => %1").arg(hrStatus);
error = QString("pSample->ConvertToContiguousBuffer failed => %1").arg(hrStatus);
}
else
error = QString("pSample->ConvertToContiguousBuffer failed => %1").arg(hrStatus);
{
// Send our input sample to the transform
_transform->ProcessInput(0, pSample, 0);
MFT_OUTPUT_STREAM_INFO streamInfo;
hrStatus = _transform->GetOutputStreamInfo(0, &streamInfo);
if (SUCCEEDED(hrStatus))
{
hrStatus = MFCreateMemoryBuffer(streamInfo.cbSize, &buffer);
if (SUCCEEDED(hrStatus))
{
hrStatus = MFCreateSample(&sampleOut);
if (SUCCEEDED(hrStatus))
{
hrStatus = sampleOut->AddBuffer(buffer);
if (SUCCEEDED(hrStatus))
{
MFT_OUTPUT_DATA_BUFFER outputDataBuffer = {0};
memset(&outputDataBuffer, 0, sizeof outputDataBuffer);
outputDataBuffer.dwStreamID = 0;
outputDataBuffer.dwStatus = 0;
outputDataBuffer.pEvents = nullptr;
outputDataBuffer.pSample = sampleOut;
DWORD status = 0;
hrStatus = _transform->ProcessOutput(0, 1, &outputDataBuffer, &status);
if (hrStatus == MF_E_TRANSFORM_NEED_MORE_INPUT)
{
SAFE_RELEASE(sampleOut);
SAFE_RELEASE(buffer);
return S_OK;
}
hrStatus = sampleOut->ConvertToContiguousBuffer(&mediaBuffer);
if (SUCCEEDED(hrStatus))
{
BYTE* data = nullptr;
DWORD currentLength = 0;
hrStatus = mediaBuffer->Lock(&data, 0, &currentLength);
if(SUCCEEDED(hrStatus))
{
_grabber->receive_image(data, currentLength);
mediaBuffer->Unlock();
}
else
error = QString("mediaBuffer->Lock failed => %1").arg(hrStatus);
}
else
error = QString("sampleOut->ConvertToContiguousBuffer failed => %1").arg(hrStatus);
}
else
error = QString("AddBuffer failed %1").arg(hrStatus);
}
else
error = QString("MFCreateSample failed %1").arg(hrStatus);
}
else
error = QString("MFCreateMemoryBuffer failed %1").arg(hrStatus);
}
else
error = QString("GetOutputStreamInfo failed %1").arg(hrStatus);
}
SAFE_RELEASE(buffer);
SAFE_RELEASE(mediaBuffer);
SAFE_RELEASE(sampleOut);
}
else
error = "pSample is NULL";
if (!frameSend)
_grabber->receive_image(NULL,0,error);
if (!error.isEmpty())
Error(_grabber->_log, "%s", QSTRING_CSTR(error));
}
else
{
@ -111,12 +225,108 @@ public:
// Reached the end of the stream.
_bEOS = TRUE;
}
_hrStatus = hrStatus;
LeaveCriticalSection(&_critsec);
return S_OK;
}
HRESULT SourceReaderCB::InitializeVideoEncoder(IMFMediaType* type, PixelFormat format)
{
_pixelformat = format;
if (format == PixelFormat::MJPEG || format == PixelFormat::NO_CHANGE)
return S_OK;
// Variable declaration
IMFMediaType *output = nullptr;
DWORD mftStatus = 0;
QString error = "";
// Create instance of IMFTransform interface pointer as CColorConvertDMO
if (SUCCEEDED(CoCreateInstance(CLSID_CColorConvertDMO, nullptr, CLSCTX_INPROC_SERVER, IID_IMFTransform, (void**)&_transform)))
{
// Set input type as media type of our input stream
_hrStatus = _transform->SetInputType(0, type, 0);
if (SUCCEEDED(_hrStatus))
{
// Create new media type
_hrStatus = MFCreateMediaType(&output);
if (SUCCEEDED(_hrStatus))
{
// Copy data from input type to output type
_hrStatus = type->CopyAllItems(output);
if (SUCCEEDED(_hrStatus))
{
UINT32 width, height;
UINT32 numerator, denominator;
// Fill the missing attributes
output->SetGUID(MF_MT_MAJOR_TYPE, MFMediaType_Video);
output->SetGUID(MF_MT_SUBTYPE, MFVideoFormat_RGB24);
output->SetUINT32(MF_MT_FIXED_SIZE_SAMPLES, TRUE);
output->SetUINT32(MF_MT_ALL_SAMPLES_INDEPENDENT, TRUE);
output->SetUINT32(MF_MT_INTERLACE_MODE, MFVideoInterlace_Progressive);
MFGetAttributeSize(type, MF_MT_FRAME_SIZE, &width, &height);
MFSetAttributeSize(output, MF_MT_FRAME_SIZE, width, height);
MFGetAttributeRatio(type, MF_MT_FRAME_RATE, &numerator, &denominator);
MFSetAttributeRatio(output, MF_MT_FRAME_RATE, numerator, denominator);
MFSetAttributeRatio(output, MF_MT_PIXEL_ASPECT_RATIO, 1, 1);
if (SUCCEEDED(_hrStatus))
{
// Set transform output type
_hrStatus = _transform->SetOutputType(0, output, 0);
if (SUCCEEDED(_hrStatus))
{
// Check if encoder parameters set properly
_hrStatus = _transform->GetInputStatus(0, &mftStatus);
if (SUCCEEDED(_hrStatus))
{
if (MFT_INPUT_STATUS_ACCEPT_DATA == mftStatus)
{
// Notify the transform we are about to begin streaming data
if (FAILED(_transform->ProcessMessage(MFT_MESSAGE_COMMAND_FLUSH, 0)) ||
FAILED(_transform->ProcessMessage(MFT_MESSAGE_NOTIFY_BEGIN_STREAMING, 0)) ||
FAILED(_transform->ProcessMessage(MFT_MESSAGE_NOTIFY_START_OF_STREAM, 0)))
{
error = QString("ProcessMessage failed %1").arg(_hrStatus);
}
}
else
{
_hrStatus = S_FALSE;
error = QString("GetInputStatus failed %1").arg(_hrStatus);
}
}
else
error = QString("GetInputStatus failed %1").arg(_hrStatus);
}
else
error = QString("SetOutputType failed %1").arg(_hrStatus);
}
else
error = QString("Can not set output attributes %1").arg(_hrStatus);
}
else
error = QString("CopyAllItems failed %1").arg(_hrStatus);
}
else
error = QString("MFCreateMediaType failed %1").arg(_hrStatus);
}
else
error = QString("SetInputType failed %1").arg(_hrStatus);
}
else
error = QString("CoCreateInstance failed %1").arg(_hrStatus);
if (!error.isEmpty())
Error(_grabber->_log, "%s", QSTRING_CSTR(error));
SAFE_RELEASE(output);
return _hrStatus;
}
STDMETHODIMP OnEvent(DWORD, IMFMediaEvent *) { return S_OK; }
STDMETHODIMP OnFlush(DWORD) { return S_OK; }
@ -125,9 +335,11 @@ private:
void NotifyError(HRESULT hr) { Error(_grabber->_log, "Source Reader error"); }
private:
long _nRefCount;
CRITICAL_SECTION _critsec;
MFGrabber* _grabber;
BOOL _bEOS;
HRESULT _hrStatus;
long _nRefCount;
CRITICAL_SECTION _critsec;
MFGrabber* _grabber;
BOOL _bEOS;
HRESULT _hrStatus;
IMFTransform* _transform;
PixelFormat _pixelformat;
};

View File

@ -1,5 +1,4 @@
#include "grabber/MFThread.h"
#include <QDebug>
volatile bool MFThread::_isActive = false;
@ -52,7 +51,7 @@ void MFThread::setup(
_imageResampler.setCropping(cropLeft, cropRight, cropTop, cropBottom);
_imageResampler.setHorizontalPixelDecimation(_pixelDecimation);
_imageResampler.setVerticalPixelDecimation(_pixelDecimation);
_imageResampler.setFlipMode(FlipMode::HORIZONTAL);
_imageResampler.setFlipMode(FlipMode::NO_CHANGE);
if (size > _localDataSize)
{
@ -79,7 +78,7 @@ void MFThread::run()
else
{
Image<ColorRgb> image = Image<ColorRgb>();
_imageResampler.processImage(_localData, _width, _height, _lineLength, _pixelFormat, image);
_imageResampler.processImage(_localData, _width, _height, _lineLength, PixelFormat::BGR24, image);
emit newFrame(_workerIndex, image, _currentFrame);
}
}
@ -156,8 +155,8 @@ void MFThread::processImageMjpeg()
if ( !(_cropLeft > 0 || _cropTop > 0 || _cropBottom > 0 || _cropRight > 0))
emit newFrame(_workerIndex, srcImage, _currentFrame);
else
{
// calculate the output size
{
// calculate the output size
int outputWidth = (_width - _cropLeft - _cropRight);
int outputHeight = (_height - _cropTop - _cropBottom);

View File

@ -57,8 +57,8 @@ void ImageResampler::processImage(const uint8_t * data, int width, int height, i
}
else if (pixelFormat == PixelFormat::I420)
{
uOffset = height * lineLength + ((ySource * lineLength) / 4);
vOffset = ((5 * height * lineLength) * 4) + ((ySource * lineLength) / 4);
uOffset = (lineLength * (5 * height + ySource) / 4);
vOffset = (lineLength * (4 * height + ySource)) * 4;
}
for (int xDest = 0, xSource = _cropLeft + (_horizontalDecimation >> 1); xDest < outputWidth; xSource += _horizontalDecimation, ++xDest)
@ -150,8 +150,8 @@ void ImageResampler::processImage(const uint8_t * data, int width, int height, i
{
int index = yOffset + xSource;
uint8_t y = data[index];
uint8_t u = data[uOffset + (xSource >> 1)];
uint8_t v = data[vOffset + (xSource >> 1)];
uint8_t u = data[uOffset + xSource];
uint8_t v = data[vOffset + xSource];
ColorSys::yuv2rgb(y, u, v, rgb.red, rgb.green, rgb.blue);
break;
}

View File

@ -87,11 +87,32 @@ void SysTray::createTrayIcon()
_trayIconEfxMenu = new QMenu(_trayIconMenu);
_trayIconEfxMenu->setTitle(tr("Effects"));
_trayIconEfxMenu->setIcon(QPixmap(":/effects.svg"));
// custom effects
for (auto efx : efxs)
{
QAction *efxAction = new QAction(efx.name, this);
connect(efxAction, SIGNAL(triggered()), this, SLOT(setEffect()));
_trayIconEfxMenu->addAction(efxAction);
if (efx.file.mid(0, 1) != ":")
{
qDebug() << efx.file;
QAction *efxAction = new QAction(efx.name, this);
connect(efxAction, SIGNAL(triggered()), this, SLOT(setEffect()));
_trayIconEfxMenu->addAction(efxAction);
}
}
// add seperator if custom effects exists
if (!_trayIconEfxMenu->isEmpty())
_trayIconEfxMenu->addSeparator();
// build in effects
for (auto efx : efxs)
{
if (efx.file.mid(0, 1) == ":")
{
QAction *efxAction = new QAction(efx.name, this);
connect(efxAction, SIGNAL(triggered()), this, SLOT(setEffect()));
_trayIconEfxMenu->addAction(efxAction);
}
}
#ifdef _WIN32