Merge pull request #55 from xinghai-sun/ds2

Add audio data provider and a simplified DeepSpeech2 model configuration.

deep_speech_2/README.md

@@ -0,0 +1,58 @@
+# Deep Speech 2 on PaddlePaddle
+
+## Quick Start
+
+### Installation
+
+Please replace `$PADDLE_INSTALL_DIR` with your paddle installation directory.
+
+```
+pip install -r requirements.txt
+export LD_LIBRARY_PATH=$PADDLE_INSTALL_DIR/Paddle/third_party/install/warpctc/lib:$LD_LIBRARY_PATH
+```
+
+For some machines, we also need to install libsndfile1. Details to be added.
+
+### Preparing Dataset(s)
+
+```
+python librispeech.py
+```
+
+More help for arguments:
+
+```
+python librispeech.py --help
+```
+
+### Traininig
+
+For GPU Training:
+
+```
+CUDA_VISIBLE_DEVICES=0,1,2,3 python train.py --trainer_count 4
+```
+
+For CPU Training:
+
+```
+python train.py --trainer_count 8 --use_gpu False
+```
+
+More help for arguments:
+
+```
+python train.py --help
+```
+
+### Inferencing
+
+```
+python infer.py
+```
+
+More help for arguments:
+
+```
+python infer.py --help
+```