FFNet-78S: Optimized for Qualcomm Devices
FFNet-78S is a "fuss-free network" that segments street scene images with per-pixel classes like road, sidewalk, and pedestrian. Trained on the Cityscapes dataset.
This is based on the implementation of FFNet-78S found here. This repository contains pre-exported model files optimized for Qualcomm® devices. You can use the Qualcomm® AI Hub Models library to export with custom configurations. More details on model performance across various devices, can be found here.
Qualcomm AI Hub Models uses Qualcomm AI Hub Workbench to compile, profile, and evaluate this model. Sign up to run these models on a hosted Qualcomm® device.
Getting Started
There are two ways to deploy this model on your device:
Option 1: Download Pre-Exported Models
Below are pre-exported model assets ready for deployment.
| Runtime | Precision | Chipset | SDK Versions | Download |
|---|---|---|---|---|
| ONNX | float | Universal | QAIRT 2.45, ONNX Runtime 1.27.1 | Download |
| ONNX | w8a8 | Universal | QAIRT 2.45, ONNX Runtime 1.27.1 | Download |
| QNN_DLC | float | Universal | QAIRT 2.45 | Download |
| QNN_DLC | w8a8 | Universal | QAIRT 2.45 | Download |
| TFLITE | float | Universal | QAIRT 2.45 | Download |
| TFLITE | w8a8 | Universal | QAIRT 2.45 | Download |
For more device-specific assets and performance metrics, visit FFNet-78S on Qualcomm® AI Hub.
Option 2: Export with Custom Configurations
Use the Qualcomm® AI Hub Models Python library to compile and export the model with your own:
- Custom weights (e.g., fine-tuned checkpoints)
- Custom input shapes
- Target device and runtime configurations
This option is ideal if you need to customize the model beyond the default configuration provided here.
See our repository for FFNet-78S on GitHub for usage instructions.
Model Details
Model Type: Model_use_case.semantic_segmentation
Model Stats:
- Input resolution: 2048x1024
- Model checkpoint: ffnet78S_dBBB_cityscapes_state_dict_quarts
- Model size (float): 105 MB
- Model size (w8a8): 26.7 MB
- Number of output classes: 19
- Number of parameters: 27.5M
Performance Summary
| Model | Runtime | Precision | Chipset | Inference Time (ms) | Peak Memory Range (MB) | Primary Compute Unit |
|---|---|---|---|---|---|---|
| FFNet-78S | ONNX | float | Snapdragon® X2 Elite | 18.406 ms | 24 - 24 MB | NPU |
| FFNet-78S | ONNX | float | Snapdragon® X Elite | 37.496 ms | 31 - 31 MB | NPU |
| FFNet-78S | ONNX | float | Snapdragon® 8 Gen 3 Mobile | 27.346 ms | 0 - 316 MB | NPU |
| FFNet-78S | ONNX | float | Snapdragon® 8 Gen 1 Mobile | 60.18 ms | 13 - 296 MB | NPU |
| FFNet-78S | ONNX | float | Qualcomm® Dragonwing™ IQ-8275 | 58.076 ms | 24 - 51 MB | NPU |
| FFNet-78S | ONNX | float | Qualcomm® Dragonwing™ QCS8550 (Proxy) | 38.642 ms | 24 - 54 MB | NPU |
| FFNet-78S | ONNX | float | Qualcomm® QCS8450 | 60.18 ms | 13 - 296 MB | NPU |
| FFNet-78S | ONNX | float | Qualcomm® Dragonwing™ IQ-9075 | 61.637 ms | 24 - 51 MB | NPU |
| FFNet-78S | ONNX | float | Qualcomm® Dragonwing™ IQ-X7181 | 37.496 ms | 31 - 31 MB | NPU |
| FFNet-78S | ONNX | float | Qualcomm® Dragonwing™ Q-8750 | 21.651 ms | 8 - 207 MB | NPU |
| FFNet-78S | ONNX | float | Snapdragon® 8 Elite Mobile | 21.651 ms | 8 - 207 MB | NPU |
| FFNet-78S | ONNX | float | Snapdragon® 8 Elite Gen 5 Mobile | 17.798 ms | 6 - 229 MB | NPU |
| FFNet-78S | ONNX | w8a8 | Snapdragon® X2 Elite | 9.31 ms | 7 - 7 MB | NPU |
| FFNet-78S | ONNX | w8a8 | Snapdragon® X Elite | 13.6 ms | 22 - 22 MB | NPU |
| FFNet-78S | ONNX | w8a8 | Snapdragon® 8 Gen 3 Mobile | 8.551 ms | 7 - 301 MB | NPU |
| FFNet-78S | ONNX | w8a8 | Snapdragon® 8 Gen 1 Mobile | 17.807 ms | 8 - 301 MB | NPU |
| FFNet-78S | ONNX | w8a8 | Qualcomm® Dragonwing™ QCS6490 | 57.086 ms | 6 - 9 MB | NPU |
| FFNet-78S | ONNX | w8a8 | Qualcomm® Dragonwing™ IQ-8275 | 12.802 ms | 6 - 10 MB | NPU |
| FFNet-78S | ONNX | w8a8 | Qualcomm® Dragonwing™ QCS8550 (Proxy) | 12.838 ms | 0 - 24 MB | NPU |
| FFNet-78S | ONNX | w8a8 | Qualcomm® QCS8450 | 17.807 ms | 8 - 301 MB | NPU |
| FFNet-78S | ONNX | w8a8 | Qualcomm® Dragonwing™ IQ-9075 | 13.501 ms | 6 - 9 MB | NPU |
| FFNet-78S | ONNX | w8a8 | Qualcomm® Dragonwing™ IQ-X7181 | 13.6 ms | 22 - 22 MB | NPU |
| FFNet-78S | ONNX | w8a8 | Qualcomm® Dragonwing™ Q-6690 | 150.009 ms | 6 - 237 MB | NPU |
| FFNet-78S | ONNX | w8a8 | Qualcomm® Dragonwing™ Q-7790 | 17.779 ms | 7 - 257 MB | NPU |
| FFNet-78S | ONNX | w8a8 | Qualcomm® Dragonwing™ Q-8750 | 8.741 ms | 1 - 216 MB | NPU |
| FFNet-78S | ONNX | w8a8 | Snapdragon® 8 Elite Mobile | 8.741 ms | 1 - 216 MB | NPU |
| FFNet-78S | ONNX | w8a8 | Snapdragon® 8 Elite Gen 5 Mobile | 7.413 ms | 2 - 219 MB | NPU |
| FFNet-78S | ONNX | w8a8 | Snapdragon® 7 Gen 4 Mobile | 17.779 ms | 7 - 257 MB | NPU |
| FFNet-78S | QNN_DLC | float | Snapdragon® X2 Elite | 17.97 ms | 24 - 24 MB | NPU |
| FFNet-78S | QNN_DLC | float | Snapdragon® X Elite | 44.558 ms | 24 - 24 MB | NPU |
| FFNet-78S | QNN_DLC | float | Snapdragon® 8 Gen 3 Mobile | 29.695 ms | 19 - 315 MB | NPU |
| FFNet-78S | QNN_DLC | float | Snapdragon® 8 Gen 1 Mobile | 85.9 ms | 5 - 286 MB | NPU |
| FFNet-78S | QNN_DLC | float | Qualcomm® Dragonwing™ IQ-8275 | 62.48 ms | 24 - 53 MB | NPU |
| FFNet-78S | QNN_DLC | float | Qualcomm® Dragonwing™ IQ-8275 | 187.969 ms | 24 - 234 MB | NPU |
| FFNet-78S | QNN_DLC | float | Qualcomm® Dragonwing™ QCS8550 (Proxy) | 42.756 ms | 24 - 35 MB | NPU |
| FFNet-78S | QNN_DLC | float | Qualcomm® SA8775P | 60.877 ms | 24 - 234 MB | NPU |
| FFNet-78S | QNN_DLC | float | Qualcomm® SA8650P | 60.877 ms | 24 - 234 MB | NPU |
| FFNet-78S | QNN_DLC | float | Qualcomm® SA8255P | 60.877 ms | 24 - 234 MB | NPU |
| FFNet-78S | QNN_DLC | float | Qualcomm® QCS8450 | 85.9 ms | 5 - 286 MB | NPU |
| FFNet-78S | QNN_DLC | float | Qualcomm® Dragonwing™ IQ-9075 | 61.367 ms | 24 - 52 MB | NPU |
| FFNet-78S | QNN_DLC | float | Qualcomm® Dragonwing™ IQ-X7181 | 44.558 ms | 24 - 24 MB | NPU |
| FFNet-78S | QNN_DLC | float | Qualcomm® Dragonwing™ Q-8750 | 21.74 ms | 12 - 238 MB | NPU |
| FFNet-78S | QNN_DLC | float | Qualcomm® SA7255P | 187.969 ms | 24 - 234 MB | NPU |
| FFNet-78S | QNN_DLC | float | Qualcomm® SA8295P | 66.507 ms | 24 - 228 MB | NPU |
| FFNet-78S | QNN_DLC | float | Snapdragon® 8 Elite Mobile | 21.74 ms | 12 - 238 MB | NPU |
| FFNet-78S | QNN_DLC | float | Snapdragon® 8 Elite Gen 5 Mobile | 15.635 ms | 14 - 267 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Snapdragon® X2 Elite | 6.977 ms | 6 - 6 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Snapdragon® X Elite | 17.785 ms | 6 - 6 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Snapdragon® 8 Gen 3 Mobile | 11.613 ms | 6 - 290 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Snapdragon® 8 Gen 1 Mobile | 23.625 ms | 6 - 292 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Qualcomm® Dragonwing™ QCS6490 | 63.946 ms | 3 - 12 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Qualcomm® Dragonwing™ IQ-8275 | 39.091 ms | 6 - 226 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Qualcomm® Dragonwing™ QCS8550 (Proxy) | 16.776 ms | 6 - 8 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Qualcomm® SA8775P | 17.186 ms | 6 - 226 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Qualcomm® SA8650P | 17.186 ms | 6 - 226 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Qualcomm® SA8255P | 17.186 ms | 6 - 226 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Qualcomm® QCS8450 | 23.625 ms | 6 - 292 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Qualcomm® Dragonwing™ IQ-9075 | 17.446 ms | 8 - 16 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Qualcomm® Dragonwing™ IQ-X7181 | 17.785 ms | 6 - 6 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Qualcomm® Dragonwing™ Q-6690 | 166.357 ms | 6 - 256 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Qualcomm® Dragonwing™ Q-7790 | 22.32 ms | 6 - 243 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Qualcomm® Dragonwing™ Q-8750 | 8.055 ms | 0 - 231 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Qualcomm® SA7255P | 39.091 ms | 6 - 226 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Qualcomm® SA8295P | 23.333 ms | 6 - 227 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Snapdragon® 8 Elite Mobile | 8.055 ms | 0 - 231 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Snapdragon® 8 Elite Gen 5 Mobile | 5.967 ms | 6 - 251 MB | NPU |
| FFNet-78S | QNN_DLC | w8a8 | Snapdragon® 7 Gen 4 Mobile | 22.32 ms | 6 - 243 MB | NPU |
| FFNet-78S | TFLITE | float | Snapdragon® 8 Gen 3 Mobile | 29.431 ms | 1 - 377 MB | NPU |
| FFNet-78S | TFLITE | float | Snapdragon® 8 Gen 1 Mobile | 86.118 ms | 3 - 363 MB | NPU |
| FFNet-78S | TFLITE | float | Qualcomm® Dragonwing™ IQ-8275 | 62.554 ms | 0 - 83 MB | NPU |
| FFNet-78S | TFLITE | float | Qualcomm® Dragonwing™ IQ-8275 | 188.047 ms | 3 - 245 MB | NPU |
| FFNet-78S | TFLITE | float | Qualcomm® Dragonwing™ QCS8550 (Proxy) | 42.889 ms | 3 - 5 MB | NPU |
| FFNet-78S | TFLITE | float | Qualcomm® SA8775P | 60.992 ms | 3 - 245 MB | NPU |
| FFNet-78S | TFLITE | float | Qualcomm® SA8650P | 60.992 ms | 3 - 245 MB | NPU |
| FFNet-78S | TFLITE | float | Qualcomm® SA8255P | 60.992 ms | 3 - 245 MB | NPU |
| FFNet-78S | TFLITE | float | Qualcomm® QCS8450 | 86.118 ms | 3 - 363 MB | NPU |
| FFNet-78S | TFLITE | float | Qualcomm® Dragonwing™ IQ-9075 | 67.349 ms | 0 - 82 MB | NPU |
| FFNet-78S | TFLITE | float | Qualcomm® Dragonwing™ Q-8750 | 21.727 ms | 2 - 258 MB | NPU |
| FFNet-78S | TFLITE | float | Qualcomm® SA7255P | 188.047 ms | 3 - 245 MB | NPU |
| FFNet-78S | TFLITE | float | Qualcomm® SA8295P | 66.385 ms | 3 - 239 MB | NPU |
| FFNet-78S | TFLITE | float | Snapdragon® 8 Elite Mobile | 21.727 ms | 2 - 258 MB | NPU |
| FFNet-78S | TFLITE | float | Snapdragon® 8 Elite Gen 5 Mobile | 15.675 ms | 0 - 281 MB | NPU |
| FFNet-78S | TFLITE | w8a8 | Snapdragon® 8 Gen 3 Mobile | 6.43 ms | 1 - 287 MB | NPU |
| FFNet-78S | TFLITE | w8a8 | Snapdragon® 8 Gen 1 Mobile | 18.283 ms | 1 - 291 MB | NPU |
| FFNet-78S | TFLITE | w8a8 | Qualcomm® Dragonwing™ QCS6490 | 49.896 ms | 1 - 36 MB | NPU |
| FFNet-78S | TFLITE | w8a8 | Qualcomm® Dragonwing™ IQ-8275 | 9.77 ms | 1 - 37 MB | NPU |
| FFNet-78S | TFLITE | w8a8 | Qualcomm® Dragonwing™ IQ-8275 | 26.206 ms | 1 - 218 MB | NPU |
| FFNet-78S | TFLITE | w8a8 | Qualcomm® Dragonwing™ QCS8550 (Proxy) | 9.063 ms | 1 - 3 MB | NPU |
| FFNet-78S | TFLITE | w8a8 | Qualcomm® SA8775P | 9.739 ms | 1 - 219 MB | NPU |
| FFNet-78S | TFLITE | w8a8 | Qualcomm® SA8650P | 9.739 ms | 1 - 219 MB | NPU |
| FFNet-78S | TFLITE | w8a8 | Qualcomm® SA8255P | 9.739 ms | 1 - 219 MB | NPU |
| FFNet-78S | TFLITE | w8a8 | Qualcomm® QCS8450 | 18.283 ms | 1 - 291 MB | NPU |
| FFNet-78S | TFLITE | w8a8 | Qualcomm® Dragonwing™ IQ-9075 | 9.462 ms | 1 - 36 MB | NPU |
| FFNet-78S | TFLITE | w8a8 | Qualcomm® Dragonwing™ Q-6690 | 139.928 ms | 1 - 246 MB | NPU |
| FFNet-78S | TFLITE | w8a8 | Qualcomm® Dragonwing™ Q-7790 | 14.724 ms | 1 - 234 MB | NPU |
| FFNet-78S | TFLITE | w8a8 | Qualcomm® Dragonwing™ Q-8750 | 5.036 ms | 1 - 231 MB | NPU |
| FFNet-78S | TFLITE | w8a8 | Qualcomm® SA7255P | 26.206 ms | 1 - 218 MB | NPU |
| FFNet-78S | TFLITE | w8a8 | Snapdragon® 8 Elite Mobile | 5.036 ms | 1 - 231 MB | NPU |
| FFNet-78S | TFLITE | w8a8 | Snapdragon® 8 Elite Gen 5 Mobile | 3.654 ms | 1 - 243 MB | NPU |
| FFNet-78S | TFLITE | w8a8 | Snapdragon® 7 Gen 4 Mobile | 14.724 ms | 1 - 234 MB | NPU |
License
- The license for the original implementation of FFNet-78S can be found here.
References
Community
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- For questions or feedback please reach out to us.
