From 0a306db5ffffbd42b5ca3690c8f4d66ba688e187 Mon Sep 17 00:00:00 2001
From: TianYuan <white-sky@qq.com>
Date: Tue, 14 Mar 2023 03:11:17 +0000
Subject: [PATCH] rm virtual in TTSArmLinux

---
 demos/TTSArmLinux/src/Predictor.hpp | 48 +++++++++++++----------------
 1 file changed, 22 insertions(+), 26 deletions(-)

diff --git a/demos/TTSArmLinux/src/Predictor.hpp b/demos/TTSArmLinux/src/Predictor.hpp
index 64d459ddb..f173abb5c 100644
--- a/demos/TTSArmLinux/src/Predictor.hpp
+++ b/demos/TTSArmLinux/src/Predictor.hpp
@@ -65,14 +65,14 @@ PredictorInterface::~PredictorInterface() {}
 template <typename WavDataType>
 class Predictor : public PredictorInterface {
   public:
-    virtual bool Init(const std::string &AcousticModelPath,
-                      const std::string &VocoderPath,
-                      PowerMode cpuPowerMode,
-                      int cpuThreadNum,
-                      // WAV采样率（必须与模型输出匹配）
-                      // 如果播放速度和音调异常，请修改采样率
-                      // 常见采样率：16000, 24000, 32000, 44100, 48000, 96000
-                      uint32_t wavSampleRate) override {
+    bool Init(const std::string &AcousticModelPath,
+              const std::string &VocoderPath,
+              PowerMode cpuPowerMode,
+              int cpuThreadNum,
+              // WAV采样率（必须与模型输出匹配）
+              // 如果播放速度和音调异常，请修改采样率
+              // 常见采样率：16000, 24000, 32000, 44100, 48000, 96000
+              uint32_t wavSampleRate) override {
         // Release model if exists
         ReleaseModel();
 
@@ -96,7 +96,7 @@ class Predictor : public PredictorInterface {
         ReleaseWav();
     }
 
-    virtual std::shared_ptr<PaddlePredictor> LoadModel(
+    std::shared_ptr<PaddlePredictor> LoadModel(
         const std::string &modelPath,
         int cpuThreadNum,
         PowerMode cpuPowerMode) override {
@@ -113,12 +113,12 @@ class Predictor : public PredictorInterface {
         return CreatePaddlePredictor<MobileConfig>(config);
     }
 
-    virtual void ReleaseModel() override {
+    void ReleaseModel() override {
         acoustic_model_predictor_ = nullptr;
         vocoder_predictor_ = nullptr;
     }
 
-    virtual bool RunModel(const std::vector<int64_t> &phones) override {
+    bool RunModel(const std::vector<int64_t> &phones) override {
         if (!IsLoaded()) {
             return false;
         }
@@ -139,7 +139,7 @@ class Predictor : public PredictorInterface {
         return true;
     }
 
-    virtual std::unique_ptr<const Tensor> GetAcousticModelOutput(
+    std::unique_ptr<const Tensor> GetAcousticModelOutput(
         const std::vector<int64_t> &phones) override {
         auto phones_handle = acoustic_model_predictor_->GetInput(0);
         phones_handle->Resize({static_cast<int64_t>(phones.size())});
@@ -159,7 +159,7 @@ class Predictor : public PredictorInterface {
         return am_output_handle;
     }
 
-    virtual std::unique_ptr<const Tensor> GetVocoderOutput(
+    std::unique_ptr<const Tensor> GetVocoderOutput(
         std::unique_ptr<const Tensor> &&amOutput) override {
         auto mel_handle = vocoder_predictor_->GetInput(0);
         // [?, 80]
@@ -182,7 +182,7 @@ class Predictor : public PredictorInterface {
         return voc_output_handle;
     }
 
-    virtual void VocoderOutputToWav(
+    void VocoderOutputToWav(
         std::unique_ptr<const Tensor> &&vocOutput) override {
         // 获取输出Tensor的数据
         int64_t output_size = 1;
@@ -194,35 +194,31 @@ class Predictor : public PredictorInterface {
         SaveFloatWav(output_data, output_size);
     }
 
-    virtual void SaveFloatWav(float *floatWav, int64_t size) override;
+    void SaveFloatWav(float *floatWav, int64_t size) override;
 
-    virtual bool IsLoaded() override {
+    bool IsLoaded() override {
         return acoustic_model_predictor_ != nullptr &&
                vocoder_predictor_ != nullptr;
     }
 
-    virtual float GetInferenceTime() override { return inference_time_; }
+    float GetInferenceTime() override { return inference_time_; }
 
     const std::vector<WavDataType> &GetWav() { return wav_; }
 
-    virtual int GetWavSize() override {
-        return wav_.size() * sizeof(WavDataType);
-    }
+    int GetWavSize() override { return wav_.size() * sizeof(WavDataType); }
 
     // 获取WAV持续时间（单位：毫秒）
-    virtual float GetWavDuration() override {
+    float GetWavDuration() override {
         return static_cast<float>(GetWavSize()) / sizeof(WavDataType) /
                static_cast<float>(wav_sample_rate_) * 1000;
     }
 
     // 获取RTF（合成时间 / 音频时长）
-    virtual float GetRTF() override {
-        return GetInferenceTime() / GetWavDuration();
-    }
+    float GetRTF() override { return GetInferenceTime() / GetWavDuration(); }
 
-    virtual void ReleaseWav() override { wav_.clear(); }
+    void ReleaseWav() override { wav_.clear(); }
 
-    virtual bool WriteWavToFile(const std::string &wavPath) override {
+    bool WriteWavToFile(const std::string &wavPath) override {
         std::ofstream fout(wavPath, std::ios::binary);
         if (!fout.is_open()) {
             return false;