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Add documentation about png usage in C++ runtime #1038

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May 19, 2020
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Add documentation about png usage in C++ runtime #1038

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60 changes: 56 additions & 4 deletions runtime/README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -9,7 +9,7 @@
```
$ mkdir build
$ cd build
# Set `DLK_LIB_DIR` to specify the directory of libdlk_x86.a` & `meta.yaml`.
# Set `DLK_LIB_DIR` to specify the directory of libdlk_x86.a` & `meta.yaml`
$ DLK_LIB_DIR=`pwd`/../examples/ cmake ../
$ make
$ make install
Expand All @@ -26,7 +26,7 @@ output/
```
$ mkdir build
$ cd build
# Add `-DBUILD_SHARED_LIBS=ON` flag to set a shared library
# Add `-DBUILD_SHARED_LIBS=ON` flag to set a shared library
$ DLK_LIB_DIR=`pwd`/../examples/ cmake -DBUILD_SHARED_LIBS=ON ../
$ make
$ make install
Expand All @@ -40,8 +40,27 @@ output/
```


# How to run example.
# Build blueoil shared library for image input
```
$ mkdir build
$ cd build
# Add `-DUSE_LIBPNG=ON` flag to link lib_png
# $ DLK_LIB_DIR=`pwd`/../examples/ cmake -DBUILD_SHARED_LIBS=ON ../ -DUSE_LIBPNG=ON
# Add `-DUSE_OPENCV=ON` flag to link opencv
# $ DLK_LIB_DIR=`pwd`/../examples/ cmake -DBUILD_SHARED_LIBS=ON ../ -DUSE_OPENCV=ON
$ make
$ make install
$ tree output/
output/
├── include
│   └── blueoil.hpp
└── lib
├── libblueoil.so -> libblueoil.so.0.1.0
└── libblueoil.so.0.1.0
```


# How to run example (npy).
```
$ cd examples
# copy builded static lib and header.
Expand Down Expand Up @@ -72,8 +91,41 @@ shape:1 10
0.000105945 6.23502e-05 0.0323531 0.00360625 0.0124029 0.000231775 0.951004 8.7062e-05 9.84179e-05 4.80589e-05
```

# Unit tests

# How to run example (png).
```
$ cd examples
# copy builded static lib and header.
$ cp -R ../build/output/* ./
# specify same flag as in Build library
$ cmake . {-DUSE_LIBPNG=ON | -DUSE_OPENCV=ON}
$ make
$ ./run -i cat.png -c meta.yaml
classes:
airplane
automobile
bird
cat
deer
dog
frog
horse
ship
truck
task: IMAGE.CLASSIFICATION
expected input shape:
1
32
32
3
Run
Results !
shape:1 10
0.000105945 6.23502e-05 0.0323531 0.00360625 0.0124029 0.000231775 0.951004 8.7062e-05 9.84179e-05 4.80589e-05
```


# Unit tests
```
$ mkdir build
$ cd build
Expand Down