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74 lines
2.4 KiB
74 lines
2.4 KiB
// Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// todo refactor, repalce with gtest
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#include "base/flags.h"
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#include "base/log.h"
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#include "decoder/ctc_beam_search_decoder.h"
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#include "kaldi/util/table-types.h"
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#include "nnet/decodable.h"
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#include "nnet/paddle_nnet.h"
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DEFINE_string(feature_respecifier, "", "test nnet prob");
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using kaldi::BaseFloat;
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using kaldi::Matrix;
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using std::vector;
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// void SplitFeature(kaldi::Matrix<BaseFloat> feature,
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// int32 chunk_size,
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// std::vector<kaldi::Matrix<BaseFloat>* feature_chunks) {
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//}
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int main(int argc, char* argv[]) {
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gflags::ParseCommandLineFlags(&argc, &argv, false);
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google::InitGoogleLogging(argv[0]);
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kaldi::SequentialBaseFloatMatrixReader feature_reader(
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FLAGS_feature_respecifier);
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// test nnet_output --> decoder result
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int32 num_done = 0, num_err = 0;
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ppspeech::CTCBeamSearchOptions opts;
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ppspeech::CTCBeamSearch decoder(opts);
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ppspeech::ModelOptions model_opts;
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std::shared_ptr<ppspeech::PaddleNnet> nnet(
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new ppspeech::PaddleNnet(model_opts));
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std::shared_ptr<ppspeech::Decodable> decodable(
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new ppspeech::Decodable(nnet));
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// int32 chunk_size = 35;
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decoder.InitDecoder();
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for (; !feature_reader.Done(); feature_reader.Next()) {
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string utt = feature_reader.Key();
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const kaldi::Matrix<BaseFloat> feature = feature_reader.Value();
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decodable->FeedFeatures(feature);
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decoder.AdvanceDecode(decodable, 8);
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decodable->InputFinished();
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std::string result;
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result = decoder.GetFinalBestPath();
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KALDI_LOG << " the result of " << utt << " is " << result;
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decodable->Reset();
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++num_done;
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}
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KALDI_LOG << "Done " << num_done << " utterances, " << num_err
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<< " with errors.";
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return (num_done != 0 ? 0 : 1);
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} |