コード例 #1
0
		//----------
		void Color::update(IColorFrame * frame) {
			this->isFrameNewFlag = true;
			IFrameDescription * frameDescription = NULL;
			try {
				//allocate pixels and texture if we need to
				if (FAILED(frame->get_FrameDescription(&frameDescription))) {
					throw Exception("Failed to get frame description");
				}

				int width, height;
				if (FAILED(frameDescription->get_Width(&width)) || FAILED(frameDescription->get_Height(&height))) {
					throw Exception("Failed to get width and height of frame");
				}
				if (width != this->pixels.getWidth() || height != this->texture.getHeight()) {
					this->pixels.allocate(width, height, OF_IMAGE_COLOR_ALPHA);
					this->texture.allocate(this->pixels);
				}

				//update local rgba image
				if (FAILED(frame->CopyConvertedFrameDataToArray(this->pixels.size(), this->pixels.getPixels(), ColorImageFormat_Rgba))) {
					throw Exception("Couldn't pull pixel buffer");
				}
				if (this->useTexture) {
					this->texture.loadData(this->pixels);
				}

				//update yuv
				if (this->yuvPixelsEnabled) {
					if (width != this->yuvPixels.getWidth() || height != this->yuvPixels.getHeight()) {
						this->yuvPixels.allocate(width, height, OF_PIXELS_YUY2);
					}
					if (FAILED(frame->CopyRawFrameDataToArray(this->yuvPixels.size(), this->yuvPixels.getPixels()))) {
						throw Exception("Couldn't pull raw YUV pixel buffer");
					}
				}

				//update field of view
				if (FAILED(frameDescription->get_HorizontalFieldOfView(&this->horizontalFieldOfView))) {
					throw Exception("Failed to get horizonal field of view");
				}
				if (FAILED(frameDescription->get_VerticalFieldOfView(&this->verticalFieldOfView))) {
					throw Exception("Failed to get vertical field of view");
				}
				if (FAILED(frameDescription->get_DiagonalFieldOfView(&this->diagonalFieldOfView))) {
					throw Exception("Failed to get diagonal field of view");
				}

				IColorCameraSettings * cameraSettings;
				if (FAILED(frame->get_ColorCameraSettings(&cameraSettings))) {
					throw Exception("Failed to get color camera settings");
				}
				cameraSettings->get_ExposureTime(&this->exposure);
				cameraSettings->get_FrameInterval(&this->frameInterval);
				cameraSettings->get_Gain(&this->gain);
				cameraSettings->get_Gamma(&this->gamma);
			} catch (std::exception & e) {
				OFXKINECTFORWINDOWS2_ERROR << e.what();
			}
			SafeRelease(frameDescription);
		}
コード例 #2
0
		//----------
		void Color::update() {
			CHECK_OPEN

			IColorFrame * frame = NULL;
			IFrameDescription * frameDescription = NULL;
			try {
				//acquire frame
				if (FAILED(this->reader->AcquireLatestFrame(&frame))) {
					return; // we often throw here when no new frame is available
				}

				//allocate pixels and texture if we need to
				if (FAILED(frame->get_FrameDescription(&frameDescription))) {
					throw Exception("Failed to get frame description");
				}

				int width, height;
				if (FAILED(frameDescription->get_Width(&width)) || FAILED(frameDescription->get_Height(&height))) {
					throw Exception("Failed to get width and height of frame");
				}
				if (width != this->pixels.getWidth() || height != this->texture.getHeight()) {
					this->pixels.allocate(width, height, OF_IMAGE_COLOR_ALPHA);
					this->texture.allocate(this->pixels);
				}

				//update local assets
				if (FAILED(frame->CopyConvertedFrameDataToArray(this->pixels.size(), this->pixels.getPixels(), ColorImageFormat_Rgba))) {
					throw Exception("Couldn't pull pixel buffer");
				}
				if (this->useTexture) {
					this->texture.loadData(this->pixels);
				}

				//update field of view
				if (FAILED(frameDescription->get_HorizontalFieldOfView(&this->horizontalFieldOfView))) {
					throw Exception("Failed to get horizonal field of view");
				}
				if (FAILED(frameDescription->get_VerticalFieldOfView(&this->verticalFieldOfView))) {
					throw Exception("Failed to get vertical field of view");
				}
				if (FAILED(frameDescription->get_DiagonalFieldOfView(&this->diagonalFieldOfView))) {
					throw Exception("Failed to get diagonal field of view");
				}

				IColorCameraSettings * cameraSettings;
				if (FAILED(frame->get_ColorCameraSettings(&cameraSettings))) {
					throw Exception("Failed to get color camera settings");
				}
				cameraSettings->get_ExposureTime(&this->exposure);
				cameraSettings->get_FrameInterval(&this->frameInterval);
				cameraSettings->get_Gain(&this->gain);
				cameraSettings->get_Gamma(&this->gamma);
			} catch (std::exception & e) {
				OFXKINECTFORWINDOWS2_ERROR << e.what();
			}
			SafeRelease(frameDescription);
			SafeRelease(frame);
		}