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Merge pull request #38201 from wwwind:docs_version

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PiperOrigin-RevId: 305128782
Change-Id: Iaa705edf903b9e45aaa73390111461c5a2f1bd28
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TensorFlower Gardener 2020-04-06 15:21:09 -07:00
commit fc94412b39
1 changed files with 11 additions and 8 deletions
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19
tensorflow/lite/g3doc/guide/ops_version.md
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@ -63,11 +63,14 @@ table Conv2DOptions {
}
```
The file `lite/schema/schema_generated.h` should be re-generated for the new
schema.
### Change C Structures and Kernel Implementation
In TensorFlow Lite, the kernel implementation is decoupled from
FlatBuffer definition. The kernels read the parameter from C structures defined
in `lite/builtin_op_data.h`.
In TensorFlow Lite, the kernel implementation is decoupled from FlatBuffer
definition. The kernels read the parameter from C structures defined in
`lite/c/builtin_op_data.h`.
The original convolution parameter is as follows:
@ -102,7 +105,8 @@ from the C structures. The details are omitted here.
### Change the FlatBuffer Reading Code
The logic to read FlatBuffer and produce C structure is in `lite/model.cc`.
The logic to read FlatBuffer and produce C structure is in
`lite/core/api/flatbuffer_conversions.cc`.
Update the file to handle the new parameters, as shown below:
@ -162,8 +166,8 @@ execute the op. In this example, it means:
* Populate version=1 when dilation factors are all 1.
* Populate version=2 otherwise.
To do this, you need to override `GetVersion` function for the operator class in
`lite/tools/versioning/op_version.cc`.
To do this, you need to override `GetBuiltinOperatorVersion` function for the
operator class in `lite/tools/versioning/op_version.cc`.
For ops with only one version, the `GetVersion` function is defined as:
@ -191,8 +195,7 @@ The last step is to add the new version info into the operator version map. This
step is required because we need generate the model's minimum required runtime
version based on this version map.
To do this, you need to add a new map entry in
`lite/tools/versioning/op_version.cc`.
To do this, you need to add a new map entry in `lite/toco/tflite/op_version.cc`.
In this example, it means you need to add the following into `op_version_map`:
```