Kinect for Azure Frame Extractor

Extract depth/color/IR frames from kinect recording (.mkv).

Environment

• Ubuntu 18.04 Desktop
• GeForce RTX 2070

Install

Install kinect SDK:

sudo apt install k4a-tools
sudo apt install libk4a1.4-dev

Install libjpeg-turbo: https://github.com/libjpeg-turbo/libjpeg-turbo

OpenCV:

$ sudo apt-get install cmake git libgtk2.0-dev pkg-config libavcodec-dev libavformat-dev libswscale-dev
$ sudo apt-get install python-dev python-numpy libtbb2 libtbb-dev libjpeg-dev libpng-dev libtiff-dev libdc1394-22-dev

$ git clone https://github.com/opencv/opencv.git
$ git clone https://github.com/opencv/opencv_contrib.git

$ cd opencv
$ mkdir build
$ cd build
$ cmake -D CMAKE_BUILD_TYPE=RELEASE \
    -D CMAKE_INSTALL_PREFIX=/usr/local \
    -D INSTALL_PYTHON_EXAMPLES=ON \
    -D INSTALL_C_EXAMPLES=OFF \
    -D OPENCV_EXTRA_MODULES_PATH=/home/management/workspace/opencv_contrib/modules \
    -D BUILD_EXAMPLES=ON ..

$ make -j4
$ sudo make install
$ sudo ldconfig
$ opencv_version

Reference

Lint Tools:

sudo apt install clang-format-6.0

VS Code Extentions:

• clang-format
• C/C++
• clang-tidy
• CMake
• CMake Tools

Usage

k4a_frame_extaction <filename.mkv> [datetime: YYYY-mm-dd_HH:MM:SS.fff] \
                    [output_dir] [start timestamp (ms)] [--debug|--debug-long]

Output File Format

• color (RGB): JPEG (.jpg), 1920pt x 1080pt
• depth: 16bit PNG (.png)
• depth2: 16bit (.png), 1920pt x 1080pt (color view)

Style Guidelines

We follow the coding style of Azure-Kinect-Sensor-SDK.

Style formatting is enforced as part of check in criteria using .clang-format.

Note

Use bt_offline_processor instead of body_tracking.