Adds support for OpenSL ES based audio capture on Android

webrtc/modules/utility/source/jvm_android.cc

 /*
  *  Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 22 matching lines @@
   {"org/webrtc/voiceengine/WebRtcAudioManager", nullptr},
   {"org/webrtc/voiceengine/WebRtcAudioRecord", nullptr},
   {"org/webrtc/voiceengine/WebRtcAudioTrack", nullptr},
 };
 
 // Android's FindClass() is trickier than usual because the app-specific
 // ClassLoader is not consulted when there is no app-specific frame on the
 // stack.  Consequently, we only look up all classes once in native WebRTC.
 // http://developer.android.com/training/articles/perf-jni.html#faq_FindClass
 void LoadClasses(JNIEnv* jni) {
+  ALOGD("LoadClasses");
   for (auto& c : loaded_classes) {
     jclass localRef = FindClass(jni, c.name);
+    ALOGD("name: %s", c.name);
     CHECK_EXCEPTION(jni) << "Error during FindClass: " << c.name;
     RTC_CHECK(localRef) << c.name;
     jclass globalRef = reinterpret_cast<jclass>(jni->NewGlobalRef(localRef));
     CHECK_EXCEPTION(jni) << "Error during NewGlobalRef: " << c.name;
     RTC_CHECK(globalRef) << c.name;
     c.clazz = globalRef;
   }
 }
 
 void FreeClassReferences(JNIEnv* jni) {
@@ skipping 111 matching lines @@
 }
 
 jobject JavaClass::CallStaticObjectMethod(jmethodID methodID, ...) {
   va_list args;
   va_start(args, methodID);
   jobject res = jni_->CallStaticObjectMethod(j_class_, methodID, args);
   CHECK_EXCEPTION(jni_) << "Error during CallStaticObjectMethod";
   return res;
 }
 
+jint JavaClass::CallStaticIntMethod(jmethodID methodID, ...) {
+  va_list args;
+  va_start(args, methodID);
+  jint res = jni_->CallStaticIntMethod(j_class_, methodID, args);
+  CHECK_EXCEPTION(jni_) << "Error during CallStaticIntMethod";
+  return res;
+}
+
 // JNIEnvironment implementation.
 JNIEnvironment::JNIEnvironment(JNIEnv* jni) : jni_(jni) {
   ALOGD("JNIEnvironment::ctor%s", GetThreadInfo().c_str());
 }
 
 JNIEnvironment::~JNIEnvironment() {
   ALOGD("JNIEnvironment::dtor%s", GetThreadInfo().c_str());
   RTC_DCHECK(thread_checker_.CalledOnValidThread());
 }
 
@@ skipping 71 matching lines @@
   return std::unique_ptr<JNIEnvironment>(new JNIEnvironment(jni));
 }
 
 JavaClass JVM::GetClass(const char* name) {
   ALOGD("JVM::GetClass(%s)%s", name, GetThreadInfo().c_str());
   RTC_DCHECK(thread_checker_.CalledOnValidThread());
   return JavaClass(jni(), LookUpClass(name));
 }
 
 }  // namespace webrtc