xref: /aosp_15_r20/external/armnn/samples/KeywordSpotting/test/DecoderTest.cpp (revision 89c4ff92f2867872bb9e2354d150bf0c8c502810)
1*89c4ff92SAndroid Build Coastguard Worker //
2*89c4ff92SAndroid Build Coastguard Worker // Copyright © 2021 Arm Ltd and Contributors. All rights reserved.
3*89c4ff92SAndroid Build Coastguard Worker // SPDX-License-Identifier: MIT
4*89c4ff92SAndroid Build Coastguard Worker //
5*89c4ff92SAndroid Build Coastguard Worker 
6*89c4ff92SAndroid Build Coastguard Worker #include <catch.hpp>
7*89c4ff92SAndroid Build Coastguard Worker #include <map>
8*89c4ff92SAndroid Build Coastguard Worker #include "Decoder.hpp"
9*89c4ff92SAndroid Build Coastguard Worker 
10*89c4ff92SAndroid Build Coastguard Worker 
11*89c4ff92SAndroid Build Coastguard Worker TEST_CASE("Test KWS decoder")
12*89c4ff92SAndroid Build Coastguard Worker {
13*89c4ff92SAndroid Build Coastguard Worker //    Actual output probability: [0.0, 0.06, 0.02, 0.03, 0.0, 0.0, 0.05, 0.0, 0.83, 0.0, 0.1, 0.0]
14*89c4ff92SAndroid Build Coastguard Worker //    int8 quantised Model output [1, 4, 2, 3, 1, 1, 3, 1, 43, 1, 6, 1]
15*89c4ff92SAndroid Build Coastguard Worker //    Reconstructed  dequantised probability [0.0, 0.06, 0.02, 0.04, 0.0, 0.0, 0.04, 0.0, 0.84, 0.0, 0.1, 0.0]
16*89c4ff92SAndroid Build Coastguard Worker 
17*89c4ff92SAndroid Build Coastguard Worker     int quantisationOffset = 1;
18*89c4ff92SAndroid Build Coastguard Worker     float quantisationScale = 0.02;
19*89c4ff92SAndroid Build Coastguard Worker 
20*89c4ff92SAndroid Build Coastguard Worker     std::vector<int8_t> modelOutput = {1, 4, 2, 3, 1, 1, 3, 1, 43, 1, 6, 1};
21*89c4ff92SAndroid Build Coastguard Worker 
22*89c4ff92SAndroid Build Coastguard Worker     kws::Decoder decoder(quantisationOffset,quantisationScale);
23*89c4ff92SAndroid Build Coastguard Worker 
24*89c4ff92SAndroid Build Coastguard Worker     std::pair<int,float> result =  decoder.decodeOutput(modelOutput);
25*89c4ff92SAndroid Build Coastguard Worker 
26*89c4ff92SAndroid Build Coastguard Worker 
27*89c4ff92SAndroid Build Coastguard Worker     CHECK(result == std::pair<int,float>(8,0.84));
28*89c4ff92SAndroid Build Coastguard Worker }
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