11. Datasheet (Optiflow)

  1. FPS : Effective framerate at which the application runs

  2. Total time : Average time taken to process each frame, which includes pre-processing, inference and post-processing time

  3. Inference time : Average time taken to infer each frame

  4. CPU loading : Loading on different CPU cores present

  5. DDR BW : DDR read and write BW used

  6. HWA Loading : Loading on different Hardware accelerators present

Following are the latest performance numbers of the OpTIFlow demos:

11.1. Source : Video

Resolution : 1280x768
Encoding : h264

../../../_images/datasheet_optiflow_pipeline1.png

Fig. 11.1 GStreamer based data-flow pipeline with video file input source and display output

Model

FPS

Total time (ms)

Inference time (ms)

A72 Load (%)

DDR Read BW (MB/s)

DDR Write BW (MB/s)

DDR Total BW (MB/s)

C7x Load (%)

MSC_0 (%)

MSC_1 (%)

VISS (%)

ONR-CL-6360-regNetx-200mf

30

33

3.16

14.28

1226

249

1475

8.0

6.92

7.26

0

ONR-OD-8200-yolox-nano-lite-mmdet-coco-416x416

30

33

4.85

14.07

1170

252

1422

12.0

6.91

6.48

0

TFL-CL-0000-mobileNetV1-mlperf

30

33

2.10

16.08

1149

248

1397

5.00

6.92

7.26

0

TFL-OD-2020-ssdLite-mobDet-DSP-coco-320x320

30

33

5.06

12.62

1281

232

1513

16.0

6.91

6.48

0

11.2. Source : CSI Camera with VISS (imx219)

Capture Framerate : 30 fps
Resolution : 1920x1080
format : SRGGB8

../../../_images/datasheet_optiflow_pipeline2.png

Fig. 11.2 GStreamer based data-flow pipeline with IMX219 sensor, ISP and display

Model

FPS

Total time (ms)

Inference time (ms)

A72 Load (%)

DDR Read BW (MB/s)

DDR Write BW (MB/s)

DDR Total BW (MB/s)

C7x Load (%)

MSC_0 (%)

MSC_1 (%)

VISS (%)

ONR-CL-6360-regNetx-200mf

30

33

3.16

14.07

1292

335

1627

9.0

13.99

7.57

9.31

ONR-OD-8200-yolox-nano-lite-mmdet-coco-416x416

30

33

4.85

11.38

1235

347

1582

12.0

14.00

8.20

9.28

TFL-CL-0000-mobileNetV1-mlperf

30

33

2.10

17.41

1210

340

1550

5.00

13.98

7.56

9.30

TFL-OD-2020-ssdLite-mobDet-DSP-coco-320x320

30

33

5.06

15.68

1357

335

1692

16.0

14.00

7.96

9.31