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mmdeploy/docs/en/05-supported-backends/ncnn.md
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Supported ncnn feature

The current use of the ncnn feature is as follows:

feature windows linux mac android
fp32 inference ✔️ ✔️ ✔️ ✔️
int8 model convert - ✔️ ✔️ -
nchw layout ✔️ ✔️ ✔️ ✔️
Vulkan support - ✔️ ✔️ ✔️

The following features cannot be automatically enabled by mmdeploy and you need to manually modify the ncnn build options or adjust the running parameters in the SDK

  • bf16 inference
  • nc4hw4 layout
  • Profiling per layer
  • Turn off NCNN_STRING to reduce .so file size
  • Set thread number and CPU affinity