193 lines
8.3 KiB
C++
193 lines
8.3 KiB
C++
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#include "stdafx.h"
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#include "camera_helper.h"
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//#include <format.h>
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namespace {
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namespace internal {
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template<camera::Property property> struct property_traits {};
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template<long Id>
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struct camera_control_property_traits
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{
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typedef IAMCameraControl Interface;
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static long id() { return Id; }
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};
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template<long Id>
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struct video_proc_amp_property_traits
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{
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typedef IAMVideoProcAmp Interface;
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static long id() { return Id; }
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};
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template<> struct property_traits < camera::Exposure > : public camera_control_property_traits<CameraControl_Exposure> {};
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template<> struct property_traits < camera::Focus > : public camera_control_property_traits<CameraControl_Focus>{};
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template<> struct property_traits < camera::Zoom > : public camera_control_property_traits<CameraControl_Zoom>{};
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template<> struct property_traits < camera::Pan > : public camera_control_property_traits<CameraControl_Pan>{};
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template<> struct property_traits < camera::Tilt > : public camera_control_property_traits<CameraControl_Tilt>{};
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template<> struct property_traits < camera::Roll > : public camera_control_property_traits<CameraControl_Roll>{};
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template<> struct property_traits < camera::Iris > : public camera_control_property_traits<CameraControl_Iris>{};
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template<> struct property_traits < camera::Brightness > : public video_proc_amp_property_traits<VideoProcAmp_Brightness>{};
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template<> struct property_traits < camera::Contrast > : public video_proc_amp_property_traits<VideoProcAmp_Contrast>{};
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template<> struct property_traits < camera::Hue > : public video_proc_amp_property_traits<VideoProcAmp_Hue>{};
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template<> struct property_traits < camera::Saturation > : public video_proc_amp_property_traits<VideoProcAmp_Saturation>{};
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template<> struct property_traits < camera::Sharpness > : public video_proc_amp_property_traits<VideoProcAmp_Sharpness>{};
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template<> struct property_traits < camera::Gamma > : public video_proc_amp_property_traits<VideoProcAmp_Gamma>{};
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template<> struct property_traits < camera::ColorEnable > : public video_proc_amp_property_traits<VideoProcAmp_ColorEnable>{};
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template<> struct property_traits < camera::WhiteBalance > : public video_proc_amp_property_traits<VideoProcAmp_WhiteBalance>{};
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template<> struct property_traits < camera::BacklightCompensation > : public video_proc_amp_property_traits<VideoProcAmp_BacklightCompensation>{};
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template<> struct property_traits < camera::Gain > : public video_proc_amp_property_traits < VideoProcAmp_Gain > {};
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template<typename Interface> struct interface_traits {};
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template<> struct interface_traits < IAMCameraControl >
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{
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static long auto_flag() { return CameraControl_Flags_Auto; }
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static long manual_flag() { return CameraControl_Flags_Manual; }
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};
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template<> struct interface_traits<IAMVideoProcAmp>
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{
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static long auto_flag() { return VideoProcAmp_Flags_Auto; }
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static long manual_flag() { return VideoProcAmp_Flags_Manual; }
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};
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template<typename Interface, typename SourcePtr>
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bool has(long id, const SourcePtr& source_ptr) {
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comet::com_ptr<Interface> pInterface = comet::com_cast(source_ptr);
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if (!pInterface) return false;
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long value, flags;
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HRESULT hr = pInterface->Get(id, &value, &flags);
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return SUCCEEDED(hr);
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}
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template<typename Interface, typename SourcePtr>
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cam_prop_range get_range(long id, const SourcePtr& source_ptr) {
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comet::com_ptr<Interface> pInterface = comet::try_cast(source_ptr);
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cam_prop_range range;
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long flags;
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pInterface->GetRange(id, &range.min, &range.max, &range.step, &range.defaultValue, &flags) | comet::raise_exception;
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range.canBeAuto = (flags & interface_traits<Interface>::auto_flag()) != 0;
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range.canBeManual = (flags & interface_traits<Interface>::manual_flag()) != 0;
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return range;
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}
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template<typename Interface, typename SourcePtr>
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cam_prop_value get(long id, const SourcePtr& source_ptr) {
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comet::com_ptr<Interface> pInterface = comet::try_cast(source_ptr);
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cam_prop_value value;
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long flags;
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pInterface->Get(id, &value.value, &flags) | comet::raise_exception;
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value.isAuto = (flags & interface_traits<Interface>::auto_flag()) != 0 || (flags & interface_traits<Interface>::manual_flag()) == 0;
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return value;
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}
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template<typename Interface, typename SourcePtr>
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void set(long id, const cam_prop_value& value, const SourcePtr& source_ptr) {
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comet::com_ptr<Interface> pInterface = comet::try_cast(source_ptr);
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long flags = value.isAuto ? interface_traits<Interface>::auto_flag() : interface_traits<Interface>::manual_flag();
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pInterface->Set(id, value.value, flags) | comet::raise_exception;
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}
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}
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}
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#define MAP_OVER_CAMERA_PROPERTIES(FUNC) \
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FUNC(::camera::Exposure, Exposure) \
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FUNC(::camera::Focus, Focus) \
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FUNC(::camera::Zoom, Zoom) \
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FUNC(::camera::Pan, Pan) \
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FUNC(::camera::Tilt, Tilt) \
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FUNC(::camera::Roll, Roll) \
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FUNC(::camera::Iris, Iris) \
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FUNC(::camera::Brightness, Brightness) \
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FUNC(::camera::Contrast, Contrast) \
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FUNC(::camera::Hue, Hue) \
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FUNC(::camera::Saturation, Saturation) \
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FUNC(::camera::Sharpness, Sharpness) \
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FUNC(::camera::Gamma, Gamma) \
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FUNC(::camera::ColorEnable, Color Enable) \
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FUNC(::camera::WhiteBalance, White Balance) \
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FUNC(::camera::BacklightCompensation, Backlight Compensation) \
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FUNC(::camera::Gain, Gain)
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bool camera::has(Property property) const
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{
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switch (property) {
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#define CASE(PROP, NAME) case PROP: return ::internal::has<::internal::property_traits<PROP>::Interface>(::internal::property_traits<PROP>::id(), source_ptr);
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MAP_OVER_CAMERA_PROPERTIES(CASE)
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#undef CASE
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default:
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return false;
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}
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}
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cam_prop_range camera::get_range(Property property) const
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{
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switch (property) {
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#define CASE(PROP, NAME) case PROP: return ::internal::get_range<::internal::property_traits<PROP>::Interface>(::internal::property_traits<PROP>::id(), source_ptr);
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MAP_OVER_CAMERA_PROPERTIES(CASE)
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#undef CASE
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default:
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throw std::runtime_error("No such property: " + std::string(camera::property_name(property)));
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}
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}
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cam_prop_value camera::get(Property property) const
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{
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switch (property) {
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#define CASE(PROP, NAME) case PROP: return ::internal::get<::internal::property_traits<PROP>::Interface>(::internal::property_traits<PROP>::id(), source_ptr);
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MAP_OVER_CAMERA_PROPERTIES(CASE)
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#undef CASE
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default:
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throw std::runtime_error("No such property: " + std::string(camera::property_name(property)));
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}
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}
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void camera::set(Property property, const cam_prop_value& value)
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{
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switch (property) {
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#define CASE(PROP, NAME) case PROP: ::internal::set<::internal::property_traits<PROP>::Interface>(::internal::property_traits<PROP>::id(), value, source_ptr); break;
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MAP_OVER_CAMERA_PROPERTIES(CASE)
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#undef CASE
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}
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}
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std::vector<camera::Property> camera::list_properties()
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{
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std::vector<camera::Property> properties;
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properties.push_back(Exposure); // CameraControl
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properties.push_back(Focus);
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properties.push_back(Zoom);
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properties.push_back(Pan);
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properties.push_back(Tilt);
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properties.push_back(Roll);
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properties.push_back(Iris);
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properties.push_back(Brightness);
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properties.push_back(Contrast);
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properties.push_back(Hue);
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properties.push_back(Saturation);
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properties.push_back(Sharpness);
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properties.push_back(Gamma);
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properties.push_back(ColorEnable);
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properties.push_back(WhiteBalance);
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properties.push_back(BacklightCompensation);
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properties.push_back(Gain);
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return properties;
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//#define PROPENTRY(PROP, NAME) PROP,
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// MAP_OVER_CAMERA_PROPERTIES(PROPENTRY)
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//#undef PROPENTRY
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// };
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}
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const char* camera::property_name(Property property)
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{
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switch (property) {
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#define CASE(PROP, NAME) case PROP: return #NAME;
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MAP_OVER_CAMERA_PROPERTIES(CASE)
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#undef CASE
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default:
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return "UNKNOWN";
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}
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}
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