> -----Original Message----- > From: ffmpeg-devel <ffmpeg-devel-boun...@ffmpeg.org> On Behalf Of Guo, > Yejun > Sent: 2021年2月25日 10:02 > To: ffmpeg-devel@ffmpeg.org > Subject: Re: [FFmpeg-devel] [PATCH V3 3/3] libavfilter: add filter dnn_detect > for object detection > > > > > -----Original Message----- > > From: Guo, Yejun <yejun....@intel.com> > > Sent: 2021年2月22日 15:31 > > To: ffmpeg-devel@ffmpeg.org > > Cc: Guo, Yejun <yejun....@intel.com> > > Subject: [PATCH V3 3/3] libavfilter: add filter dnn_detect for object > > detection > > > > Below are the example steps to do object detection: > > > > 1. download and install l_openvino_toolkit_p_2021.1.110.tgz from > > https://software.intel.com/content/www/us/en/develop/tools/openvino-to > > olk > > it/download.html > > or, we can get source code (tag 2021.1), build and install. > > 2. export LD_LIBRARY_PATH with openvino settings, for example: > > .../deployment_tools/inference_engine/lib/intel64/:.../deployment_tool > > s/infer > > ence_engine/external/tbb/lib/ > > 3. rebuild ffmpeg from source code with configure option: > > --enable-libopenvino > > --extra-cflags='-I.../deployment_tools/inference_engine/include/' > > --extra-ldflags='-L.../deployment_tools/inference_engine/lib/intel64' > > 4. download model files and test image wget > > > https://github.com/guoyejun/ffmpeg_dnn/raw/main/models/openvino/2021. > > 1/face-detection-adas-0001.bin > > wget > > > https://github.com/guoyejun/ffmpeg_dnn/raw/main/models/openvino/2021. > > 1/face-detection-adas-0001.xml > > wget > > > https://github.com/guoyejun/ffmpeg_dnn/raw/main/models/openvino/2021. > > 1/face-detection-adas-0001.label > > wget https://github.com/guoyejun/ffmpeg_dnn/raw/main/images/cici.jpg > > 5. run ffmpeg with: > > ./ffmpeg -i cici.jpg -vf > > > dnn_detect=dnn_backend=openvino:model=face-detection-adas-0001.xml:inp > > ut=data:output=detection_out:confidence=0.6:labels=face-detection-adas > > -000 > > 1.label -f null - > > > > We'll see the detect result as below: > > [Parsed_dnn_detect_0 @ 0x56226644e540] frame->private_ref (bounding > > boxes): > > [Parsed_dnn_detect_0 @ 0x56226644e540] source: > > face-detection-adas-0001.xml > > [Parsed_dnn_detect_0 @ 0x56226644e540] index: 0, region: (1005, 813) > > -> (1086, 905), label: face, confidence: 10000/10000. > > [Parsed_dnn_detect_0 @ 0x56226644e540] index: 1, region: (888, 839) -> > > (967, 926), label: face, confidence: 6917/10000. > > > > There are two faces detected with confidence 100% and 69.17%. > > > > Signed-off-by: Guo, Yejun <yejun....@intel.com> > > --- > > configure | 1 + > > doc/filters.texi | 40 +++ > > libavfilter/Makefile | 1 + > > libavfilter/allfilters.c | 1 + > > libavfilter/dnn/dnn_backend_openvino.c | 12 + > > libavfilter/dnn_filter_common.c | 7 + > > libavfilter/dnn_filter_common.h | 1 + > > libavfilter/dnn_interface.h | 6 +- > > libavfilter/vf_dnn_detect.c | 462 > > +++++++++++++++++++++++++ > > 9 files changed, 529 insertions(+), 2 deletions(-) create mode > > 100644 libavfilter/vf_dnn_detect.c > > > > any other comment for this patch set? thanks.
will push tomorrow if no other objections, thanks. _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
