MLECO-3174: Minor refactoring to implemented use case APIS

Looks large but it is mainly just many small adjustments
Removed the inference runner code as it wasn't used
Fixes to doc strings
Consistent naming e.g. Asr/Kws instead of ASR/KWS

Signed-off-by: Richard Burton <richard.burton@arm.com>
Change-Id: I43b620b5c51d7910a29a63b509ac4d8a82c3a8fc
diff --git a/tests/use_case/asr/AsrFeaturesTests.cc b/tests/use_case/asr/AsrFeaturesTests.cc
index 6c23598..fe93c83 100644
--- a/tests/use_case/asr/AsrFeaturesTests.cc
+++ b/tests/use_case/asr/AsrFeaturesTests.cc
@@ -23,19 +23,19 @@
 #include <catch.hpp>
 #include <random>
 
-class TestPreprocess : public arm::app::ASRPreProcess {
+class TestPreprocess : public arm::app::AsrPreProcess {
 public:
 
     static bool ComputeDeltas(arm::app::Array2d<float>& mfcc,
                        arm::app::Array2d<float>& delta1,
                        arm::app::Array2d<float>& delta2)
     {
-        return ASRPreProcess::ComputeDeltas(mfcc, delta1, delta2);
+        return AsrPreProcess::ComputeDeltas(mfcc, delta1, delta2);
     }
 
     static void NormaliseVec(arm::app::Array2d<float>& vec)
     {
-        return ASRPreProcess::StandardizeVecF32(vec);
+        return AsrPreProcess::StandardizeVecF32(vec);
     }
 };
 
diff --git a/tests/use_case/asr/Wav2LetterPostprocessingTest.cc b/tests/use_case/asr/Wav2LetterPostprocessingTest.cc
index d0b6505..11c4919 100644
--- a/tests/use_case/asr/Wav2LetterPostprocessingTest.cc
+++ b/tests/use_case/asr/Wav2LetterPostprocessingTest.cc
@@ -24,9 +24,9 @@
 
 template <typename T>
 static TfLiteTensor GetTestTensor(
-                        std::vector <int>&      shape,
-                        T                       initVal,
-                        std::vector<T>&         vectorBuf)
+                        std::vector<int>&      shape,
+                        T                      initVal,
+                        std::vector<T>&        vectorBuf)
 {
     REQUIRE(0 != shape.size());
 
@@ -60,7 +60,7 @@
         TfLiteTensor tensor = GetTestTensor<int8_t>(
                 tensorShape, 100, tensorVec);
 
-        arm::app::ASRPostProcess post{classifier, &tensor, dummyLabels, dummyResult, outputCtxLen,
+        arm::app::AsrPostProcess post{&tensor, classifier, dummyLabels, dummyResult, outputCtxLen,
                                       blankTokenIdx, arm::app::Wav2LetterModel::ms_outputRowsIdx};
 
         REQUIRE(!post.DoPostProcess());
@@ -80,7 +80,7 @@
         TfLiteTensor tensor = GetTestTensor<int8_t>(
                 tensorShape, 100, tensorVec);
 
-        arm::app::ASRPostProcess post{classifier, &tensor, dummyLabels, dummyResult, outputCtxLen,
+        arm::app::AsrPostProcess post{&tensor, classifier, dummyLabels, dummyResult, outputCtxLen,
                                       blankTokenIdx, arm::app::Wav2LetterModel::ms_outputRowsIdx};
 
         /* Copy elements to compare later. */
@@ -110,7 +110,7 @@
     {
         std::vector<int8_t> tensorVec;
         TfLiteTensor tensor = GetTestTensor<int8_t>(tensorShape, 100, tensorVec);
-        arm::app::ASRPostProcess post{classifier, &tensor, dummyLabels, dummyResult, outputCtxLen,
+        arm::app::AsrPostProcess post{&tensor, classifier, dummyLabels, dummyResult, outputCtxLen,
                                       blankTokenIdx, arm::app::Wav2LetterModel::ms_outputRowsIdx};
 
         /* Copy elements to compare later. */
@@ -127,7 +127,7 @@
         std::vector <int8_t> tensorVec;
         TfLiteTensor tensor = GetTestTensor<int8_t>(
                 tensorShape, 100, tensorVec);
-        arm::app::ASRPostProcess post{classifier, &tensor, dummyLabels, dummyResult, outputCtxLen,
+        arm::app::AsrPostProcess post{&tensor, classifier, dummyLabels, dummyResult, outputCtxLen,
                                       blankTokenIdx, arm::app::Wav2LetterModel::ms_outputRowsIdx};
 
         /* Copy elements to compare later. */
@@ -165,7 +165,7 @@
         std::vector <int8_t> tensorVec;
         TfLiteTensor tensor = GetTestTensor<int8_t>(
                 tensorShape, 100, tensorVec);
-        arm::app::ASRPostProcess post{classifier, &tensor, dummyLabels, dummyResult, outputCtxLen,
+        arm::app::AsrPostProcess post{&tensor, classifier, dummyLabels, dummyResult, outputCtxLen,
                                       blankTokenIdx, arm::app::Wav2LetterModel::ms_outputRowsIdx};
 
         /* Copy elements to compare later. */
@@ -208,7 +208,7 @@
                 tensorShape, 100, tensorVec);
 
         /* Should not be able to erase the left context if it is the first iteration. */
-        arm::app::ASRPostProcess post{classifier, &tensor, dummyLabels, dummyResult, outputCtxLen,
+        arm::app::AsrPostProcess post{&tensor, classifier, dummyLabels, dummyResult, outputCtxLen,
                                       blankTokenIdx, arm::app::Wav2LetterModel::ms_outputRowsIdx};
 
         /* Copy elements to compare later. */
diff --git a/tests/use_case/asr/Wav2LetterPreprocessingTest.cc b/tests/use_case/asr/Wav2LetterPreprocessingTest.cc
index 0280af6..0a44093 100644
--- a/tests/use_case/asr/Wav2LetterPreprocessingTest.cc
+++ b/tests/use_case/asr/Wav2LetterPreprocessingTest.cc
@@ -111,8 +111,8 @@
             tensorVec.data(), dims, quantScale, quantOffset, "preprocessedInput");
 
     /* Initialise pre-processing module. */
-    arm::app::ASRPreProcess prep{&inputTensor,
-        numMfccFeatures, numMfccVectors, mfccWindowLen, mfccWindowStride};
+    arm::app::AsrPreProcess prep{&inputTensor,
+                                 numMfccFeatures, numMfccVectors, mfccWindowLen, mfccWindowStride};
 
     /* Invoke pre-processing. */
     REQUIRE(prep.DoPreProcess(testWav.data(), testWav.size()));