README.md

Video QR Code Scanner

Scan QR Codes from video stream.

Dependencies

• OpenCV (tested with 3.2.0 and 4.5.0)
• ZBar bar code reader (tested with 0.10)

Build

# Clone repository
git clone https://github.com/christiansiegel/video-qr-code-scanner.git
cd video-qr-code-scanner

# Create build directory
mkdir build && cd build

# Configure
cmake ..

# Build
make

# Run
./video-qr-code-scanner

Example Output

All codes detected in a video frame are printed, e.g.:

5 codes (18 ms):
    >> "Ver1"
    >> "http://en.m.wikipedia.org/"
    >> "http://www.shopify.com/"
    >> "Hello :)"
    >> "http://www.qrstuff.com/"

FAQ

Install ZBar

wget -O zbar-0.10.tar.bz2  https://sourceforge.net/projects/zbar/files/zbar/0.10/zbar-0.10.tar.bz2/download
tar xf zbar-0.10.tar.bz2
cd zbar-0.10
CFLAGS="" ./configure --prefix=/usr/local --without-gtk --without-python --without-qt --disable-video
make
sudo make install