CIX VAAPI Driver

How to build

mkdir build
cd build
cmake ..
make

Copy the generated libcix_va_drv_video.so to /usr/local/lib/aarch64-linux-gnu/dri/

Cross-compile for aarch64

mkdir build && cd build
cmake -DCMAKE_TOOLCHAIN_FILE=../cc.cmake ..
make

Debug build and turn off optimization

cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_C_FLAGS_DEBUG="-g -O0" -DCMAKE_CXX_FLAGS_DEBUG="-g -O0" ..

Supported codecs

• Decode: H.264, HEVC, VP9, AV1
• Encode: H.264, HEVC
• VPP: Format conversion, scaling, overlay (via CME)

Log tool

Log levels

• 0 - ERROR
• 1 - WARNING
• 2 - INFO
• 3 - DEBUG

Default WARNING

Set environment variable CIX_VAAPI_LOG to change log level.

export CIX_VAAPI_LOG=3

Dump tool

Use env variables to enable and disable dump feature. Dump file name will be generated in following pattern.

• cix-vaapi-dump-%Y%m%d-%H%M%S.yuv for frame dump;
• cix-vaapi-dump-%Y%m%d-%H%M%S.bin for bitstream dump.

Dump bitstream

export CIX_VAAPI_DUMP_BITS=1

Dump frame buffers

export CIX_VAAPI_DUMP_FRAME=1