[FFmpeg-devel] [PATCH V2 2/2] vf_dnn_processing.c: add dnn backend openvino

[Pedro Arthur]

Hi,

Em qua., 24 de jun. de 2020 às 03:40, Guo, Yejun <yejun.guo at intel.com>
escreveu:

>
>
> > -----Original Message-----
> > From: Guo, Yejun <yejun.guo at intel.com>
> > Sent: 2020年6月11日 21:01
> > To: ffmpeg-devel at ffmpeg.org
> > Cc: Guo, Yejun <yejun.guo at intel.com>
> > Subject: [PATCH V2 2/2] vf_dnn_processing.c: add dnn backend openvino
> >
> > We can try with the srcnn model from sr filter.
> > 1) get srcnn.pb model file, see filter sr
> > 2) convert srcnn.pb into openvino model with command:
> > python mo_tf.py --input_model srcnn.pb --data_type=FP32 --input_shape
> > [1,960,1440,1] --keep_shape_ops
> >
> > See the script at
> > https://github.com/openvinotoolkit/openvino/tree/master/model-optimizer
> > We'll see srcnn.xml and srcnn.bin at current path, copy them to the
> directory
> > where ffmpeg is.
> >
> > I have also uploaded the model files at
> > https://github.com/guoyejun/dnn_processing/tree/master/models
> >
> > 3) run with openvino backend:
> > ffmpeg -i input.jpg -vf
> > format=yuv420p,scale=w=iw*2:h=ih*2,dnn_processing=dnn_backend=openvino
> > :model=srcnn.xml:input=x:output=srcnn/Maximum -y srcnn.ov.jpg (The
> > input.jpg resolution is 720*480)
> >
> > Signed-off-by: Guo, Yejun <yejun.guo at intel.com>
> > ---
> >  doc/filters.texi                | 10 +++++++++-
> >  libavfilter/vf_dnn_processing.c |  5 ++++-
> >  2 files changed, 13 insertions(+), 2 deletions(-)
>
> any comment for this patch set? thanks.
>
It would be nice if you include some benchmark numbers, comparing it with
the others backends.
Rest LGTM, thanks!

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