[runtime] refactor log

runtime/core/bin/http_server_main.cc

@@ -12,16 +12,17 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-#include "gflags/gflags.h"
-#include "glog/logging.h"
+#include <memory>
 
-#include "http/http_server.h"
-#include "processor/wetext_processor.h"
+#include "gflags/gflags.h"
 
 #include "frontend/g2p_en.h"
 #include "frontend/g2p_prosody.h"
 #include "frontend/wav.h"
+#include "http/http_server.h"
 #include "model/tts_model.h"
+#include "processor/wetext_processor.h"
+#include "utils/log.h"
 #include "utils/string.h"
 
 // Flags
@@ -52,7 +53,6 @@ DEFINE_string(phone2id, "", "phone to id");
 DEFINE_string(vits_model, "", "e2e tts model file");
 DEFINE_int32(sampling_rate, 22050, "sampling rate of pcm");
 
-
 // port
 DEFINE_int32(port, 10086, "http listening port");
 

runtime/core/bin/tts_main.cc

@@ -16,7 +16,7 @@
 #include <vector>
 
 #include "gflags/gflags.h"
-#include "glog/logging.h"
+#include "utils/log.h"
 #include "processor/wetext_processor.h"
 
 #include "frontend/g2p_en.h"

runtime/core/frontend/g2p_en.cc

@@ -17,7 +17,7 @@
 #include <string>
 #include <vector>
 
-#include "glog/logging.h"
+#include "utils/log.h"
 
 #include "utils/fst.h"
 #include "utils/string.h"

runtime/core/frontend/g2p_prosody.cc

@@ -21,7 +21,7 @@
 #include <utility>
 #include <vector>
 
-#include "glog/logging.h"
+#include "utils/log.h"
 
 #include "utils/string.h"
 #include "utils/utils.h"

runtime/core/frontend/lexicon.cc

@@ -20,7 +20,7 @@
 #include <utility>
 #include <vector>
 
-#include "glog/logging.h"
+#include "utils/log.h"
 
 #include "utils/string.h"
 

runtime/core/frontend/sandhi.cc

@@ -17,7 +17,7 @@
 #include <string>
 #include <vector>
 
-#include "glog/logging.h"
+#include "utils/log.h"
 
 #include "utils/string.h"
 

runtime/core/frontend/sentence_break.cc

@@ -19,7 +19,7 @@
 #include <unordered_set>
 #include <vector>
 
-#include "glog/logging.h"
+#include "utils/log.h"
 
 #include "utils/string.h"
 

runtime/core/frontend/wav.h

@@ -23,7 +23,7 @@
 
 #include <string>
 
-#include "glog/logging.h"
+#include "utils/log.h"
 
 namespace wetts {
 

runtime/core/frontend/word_break.cc

@@ -20,7 +20,7 @@
 #include <unordered_set>
 #include <vector>
 
-#include "glog/logging.h"
+#include "utils/log.h"
 
 namespace wetts {
 

runtime/core/model/onnx_model.cc

@@ -20,7 +20,7 @@
 
 #include "model/onnx_model.h"
 
-#include "glog/logging.h"
+#include "utils/log.h"
 
 #include "utils/string.h"
 

runtime/core/model/tts.cc

@@ -23,7 +23,7 @@
 #include <utility>
 #include <vector>
 
-#include "glog/logging.h"
+#include "utils/log.h"
 
 #include "frontend/sentence_break.h"
 #include "utils/string.h"

runtime/core/model/vits_model.cc

@@ -20,7 +20,7 @@
 #include <utility>
 #include <vector>
 
-#include "glog/logging.h"
+#include "utils/log.h"
 
 namespace wetts {
 

runtime/core/utils/CMakeLists.txt

@@ -4,4 +4,10 @@ add_library(utils STATIC
   utils.cc
 )
 
-target_link_libraries(utils PUBLIC glog fst)
+if(ANDROID)
+    find_library(alog log)  # andorid log
+    target_link_libraries(utils PUBLIC ${alog})
+else()
+    # For non-Android platforms, link glog
+    target_link_libraries(utils PUBLIC glog)
+endif()

runtime/core/utils/fst.h

@@ -19,7 +19,7 @@
 #include <vector>
 
 #include "fst/fstlib.h"
-#include "glog/logging.h"
+#include "utils/log.h"
 
 #include "utils/string.h"
 

runtime/core/utils/log.h

@@ -0,0 +1,147 @@
+// Copyright (c) 2025 Binbin Zhang (binbzha@qq.com)
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef UTILS_LOG_H_
+#define UTILS_LOG_H_
+
+#ifndef __ANDROID__
+#include "glog/logging.h"
+#else
+
+#include <android/log.h>
+#include <sstream>
+#include <string>
+
+// Android Log Tag
+#ifndef LOG_TAG
+#define LOG_TAG "wetts"
+#endif
+
+// Log levels mapping to Android log levels
+#define ANDROID_LOG_VERBOSE 2
+#define ANDROID_LOG_DEBUG 3
+#define ANDROID_LOG_INFO 4
+#define ANDROID_LOG_WARN 5
+#define ANDROID_LOG_ERROR 6
+#define ANDROID_LOG_FATAL 7
+
+// Helper class for stream-based logging
+class AndroidLogMessage {
+ public:
+  AndroidLogMessage(int level, const char* file, int line)
+      : level_(level), file_(file), line_(line) {}
+
+  ~AndroidLogMessage() {
+    std::string message = stream_.str();
+    if (!message.empty() && message.back() == '\n') {
+      message.pop_back();
+    }
+    __android_log_print(level_, LOG_TAG, "[%s:%d] %s", file_, line_,
+                        message.c_str());
+  }
+
+  std::ostream& stream() { return stream_; }
+
+ private:
+  int level_;
+  const char* file_;
+  int line_;
+  std::ostringstream stream_;
+};
+
+// Helper class for VLOG
+class AndroidVLogMessage {
+ public:
+  AndroidVLogMessage(int level, const char* file, int line)
+      : level_(level), file_(file), line_(line) {}
+
+  ~AndroidVLogMessage() {
+    std::string message = stream_.str();
+    if (!message.empty() && message.back() == '\n') {
+      message.pop_back();
+    }
+    // VLOG maps to DEBUG level in Android
+    __android_log_print(ANDROID_LOG_DEBUG, LOG_TAG, "[%s:%d] VLOG(%d) %s",
+                        file_, line_, level_, message.c_str());
+  }
+
+  std::ostream& stream() { return stream_; }
+
+ private:
+  int level_;
+  const char* file_;
+  int line_;
+  std::ostringstream stream_;
+};
+
+// Helper function to get filename from path
+inline const char* GetFileName(const char* path) {
+  const char* filename = path;
+  const char* last_slash = strrchr(path, '/');
+  if (last_slash != nullptr) {
+    filename = last_slash + 1;
+  }
+  return filename;
+}
+
+// LOG macros
+#define LOG(severity)                                                        \
+  AndroidLogMessage(ANDROID_LOG_##severity, GetFileName(__FILE__), __LINE__) \
+      .stream()
+
+// VLOG macros
+#define VLOG(verboselevel) \
+  AndroidVLogMessage(verboselevel, GetFileName(__FILE__), __LINE__).stream()
+
+// CHECK macros
+#define CHECK(condition)                                                \
+  if (!(condition))                                                     \
+  AndroidLogMessage(ANDROID_LOG_FATAL, GetFileName(__FILE__), __LINE__) \
+          .stream()                                                     \
+      << "Check failed: " #condition " "
+
+#define CHECK_EQ(val1, val2) CHECK((val1) == (val2))
+#define CHECK_NE(val1, val2) CHECK((val1) != (val2))
+#define CHECK_LE(val1, val2) CHECK((val1) <= (val2))
+#define CHECK_LT(val1, val2) CHECK((val1) < (val2))
+#define CHECK_GE(val1, val2) CHECK((val1) >= (val2))
+#define CHECK_GT(val1, val2) CHECK((val1) > (val2))
+
+// DCHECK macros (same as CHECK in release builds)
+#ifdef NDEBUG
+#define DCHECK(condition) \
+  while (false)           \
+  AndroidLogMessage(ANDROID_LOG_FATAL, GetFileName(__FILE__), __LINE__).stream()
+#define DCHECK_EQ(val1, val2) DCHECK((val1) == (val2))
+#define DCHECK_NE(val1, val2) DCHECK((val1) != (val2))
+#define DCHECK_LE(val1, val2) DCHECK((val1) <= (val2))
+#define DCHECK_LT(val1, val2) DCHECK((val1) < (val2))
+#define DCHECK_GE(val1, val2) DCHECK((val1) >= (val2))
+#define DCHECK_GT(val1, val2) DCHECK((val1) > (val2))
+#else
+#define DCHECK(condition) CHECK(condition)
+#define DCHECK_EQ(val1, val2) CHECK_EQ(val1, val2)
+#define DCHECK_NE(val1, val2) CHECK_NE(val1, val2)
+#define DCHECK_LE(val1, val2) CHECK_LE(val1, val2)
+#define DCHECK_LT(val1, val2) CHECK_LT(val1, val2)
+#define DCHECK_GE(val1, val2) CHECK_GE(val1, val2)
+#define DCHECK_GT(val1, val2) CHECK_GT(val1, val2)
+#endif
+
+// Empty implementations for glog initialization functions
+inline void InitGoogleLogging(const char*) {}
+inline void ShutdownGoogleLogging() {}
+
+#endif
+#endif  // UTILS_LOG_H_

runtime/core/utils/utils.cc

@@ -12,6 +12,11 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+#include <string>
+#include <unordered_map>
+#include <vector>
+
+#include "utils/log.h"
 #include "utils/utils.h"
 
 namespace wetts {

runtime/core/utils/utils.h

@@ -21,8 +21,6 @@
 #include <utility>
 #include <vector>
 
-#include "glog/logging.h"
-
 #include "utils/string.h"
 
 namespace wetts {