YamNet 示例

此文档讲述使用 QAI AppBuilder Python API 利用 Qualcomm® Hexagon™ Processor (NPU) 推理 YamNet 语音分类模型。

示例支持设备

设备	SoC
Fogwise® AIRbox Q900	QCS9075

安装 QAI AppBuilder

提示

1. 请根据 QAI AppBuilder 安装方法 安装 QAI AppBuilder。

2. 请根据 创建 ADSP 环境变量 配置 ADSP 环境变量。

运行示例

安装依赖

Device

pip3 install requests tqdm qai-hub py3_wget opencv-python torch torchvision resampy soundfile

运行脚本

• 进入示例目录

  QCS9075

  Device

  cd ai-engine-direct-helper/samples/python

• 准备输入图片，这里以以下图片为输入示例

  input audio

• 执行推理

  Device

  python3 yamnet/yamnet.py

  $ python3 yamnet/yamnet.py
       0.0ms [WARNING]  <W> Initializing HtpProvider
  
  /prj/qct/webtech_scratch20/mlg_user_admin/qaisw_source_repo/rel/qairt-2.37.1/point_release/SNPE_SRC/avante-tools/prebuilt/dsp/hexagon-sdk-5.5.5/ipc/fastrpc/rpcmem/src/rpcmem_android.c:38:dummy call to rpcmem_init, rpcmem APIs will be used from libxdsprpc
       0.0ms [WARNING]  <W> This META does not have Alloc2 Support
  
       0.0ms [WARNING]  <W> This META does not have Alloc2 Support
  
       0.0ms [WARNING]  <W> This META does not have Alloc2 Support
  
       0.0ms [WARNING]  <W> This META does not have Alloc2 Support
  
     113.7ms [WARNING] Time: Read model file to memory. 4.55
  
       0.0ms [WARNING]  <W> This META does not have Alloc2 Support
  
       0.0ms [WARNING]  <W> This META does not have Alloc2 Support
  
       0.0ms [WARNING]  <W> This META does not have Alloc2 Support
  
       0.0ms [WARNING]  <W> This META does not have Alloc2 Support
  
       0.0ms [WARNING]  <W> This META does not have Alloc2 Support
  
       0.0ms [WARNING]  <W> This META does not have Alloc2 Support
  
       0.0ms [WARNING]  <W> This META does not have Alloc2 Support
  
     127.6ms [WARNING] Time: contextCreateFromBinary. 13.42
  
     128.0ms [WARNING] Time: UnmapViewOfFile. 0.00
  
     129.0ms [WARNING] Time: model_initialize yamnet 128.97
  
     145.8ms [WARNING] Time: model_inference yamnet 0.80
  
  Top 5 predictions:
  Whistling | Alarm | Whistle | Field recording | Rattle (instrument)
  
       0.0ms [WARNING]  <W> This META does not have Alloc2 Support
  
       0.0ms [WARNING]  <W> This META does not have Alloc2 Support
  
       0.0ms [WARNING]  <W> This META does not have Alloc2 Support
  
       0.0ms [WARNING]  <W> This META does not have Alloc2 Support
  
  /prj/qct/webtech_scratch20/mlg_user_admin/qaisw_source_repo/rel/qairt-2.37.1/point_release/SNPE_SRC/avante-tools/prebuilt/dsp/hexagon-sdk-5.5.5/ipc/fastrpc/rpcmem/src/rpcmem_android.c:42:dummy call to rpcmem_deinit, rpcmem APIs will be used from libxdsprpc
     229.1ms [WARNING] Time: model_destroy yamnet 79.87

  识别结果

  Top 5 predictions:
  Whistling | Alarm | Whistle | Field recording | Rattle (instrument)