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Merge pull request #23161 from dkurt:dnn_tflite

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TFLite models importer

* initial commit

* Refactor TFLiteImporter

* Better FlatBuffers detection

* Add permute before 4D->3D reshape

* Track layers layout

* TFLite Convolution2DTransposeBias layer

* Skip TFLite tests without FlatBuffers

* Fix check of FlatBuffers in tests. Add readNetFromTFLite from buffer

* TFLite Max Unpooling test

* Add skip for TFLite unpooling test

* Revert DW convolution workaround

* Fix ObjC bindings

* Better errors handling

* Regenerate TFLite schema using flatc

* dnn(tflite): more checks, better logging

* Checks for unimplemented fusion. Fix tests
This commit is contained in:
Dmitry Kurtaev
2023-02-13 17:00:20 +03:00
committed by GitHub
parent 47293f28cf
commit 76350cd30f
11 changed files with 2215 additions and 2 deletions
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modules/dnn/include/opencv2/dnn/dnn.hpp
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@@ -953,6 +953,26 @@ CV__DNN_INLINE_NS_BEGIN
CV_EXPORTS Net readNetFromTensorflow(const char *bufferModel, size_t lenModel,
const char *bufferConfig = NULL, size_t lenConfig = 0);
/** @brief Reads a network model stored in <a href="https://www.tensorflow.org/lite">TFLite</a> framework's format.
* @param model path to the .tflite file with binary flatbuffers description of the network architecture
* @returns Net object.
*/
CV_EXPORTS_W Net readNetFromTFLite(const String &model);
/** @brief Reads a network model stored in <a href="https://www.tensorflow.org/lite">TFLite</a> framework's format.
* @param bufferModel buffer containing the content of the tflite file
* @returns Net object.
*/
CV_EXPORTS_W Net readNetFromTFLite(const std::vector<uchar>& bufferModel);
/** @brief Reads a network model stored in <a href="https://www.tensorflow.org/lite">TFLite</a> framework's format.
* @details This is an overloaded member function, provided for convenience.
* It differs from the above function only in what argument(s) it accepts.
* @param bufferModel buffer containing the content of the tflite file
* @param lenModel length of bufferModel
*/
CV_EXPORTS Net readNetFromTFLite(const char *bufferModel, size_t lenModel);
/**
* @brief Reads a network model stored in <a href="http://torch.ch">Torch7</a> framework's format.
* @param model path to the file, dumped from Torch by using torch.save() function.