cmake HAVE_FFMPEG_AVPIXELFORMAT examples

ucla-vision/xivo thirdparty/Pangolin/CMakeModules/FindFFMPEG.cmake :81

CHECK_CXX_SOURCE_COMPILES(
     "#include \"${AVCODEC_INCLUDE_DIR}/libavutil/pixdesc.h\"
      int main() {
        AVPixelFormat test = AV_PIX_FMT_GRAY8;
      }" HAVE_FFMPEG_AVPIXELFORMAT
   )

phdsky/ORBSLAM24Windows Thirdparty/Pangolin/CMakeModules/FindFFMPEG.cmake :72

CHECK_CXX_SOURCE_COMPILES(
     "#include \"${AVCODEC_INCLUDE_DIR}/libavutil/pixdesc.h\"
      int main() {
        AVPixelFormat test = AV_PIX_FMT_GRAY8;
      }" HAVE_FFMPEG_AVPIXELFORMAT
   )