diff options
Diffstat (limited to 'third_party/libwebrtc/modules/utility')
8 files changed, 926 insertions, 0 deletions
diff --git a/third_party/libwebrtc/modules/utility/BUILD.gn b/third_party/libwebrtc/modules/utility/BUILD.gn new file mode 100644 index 0000000000..2b560943a3 --- /dev/null +++ b/third_party/libwebrtc/modules/utility/BUILD.gn @@ -0,0 +1,36 @@ +# Copyright (c) 2014 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. + +import("../../webrtc.gni") + +if (is_android) { + rtc_library("utility") { + visibility = [ "*" ] + + sources = [ + "include/helpers_android.h", + "include/jvm_android.h", + "source/helpers_android.cc", + "source/jvm_android.cc", + ] + + deps = [ + "../../api:sequence_checker", + "../../rtc_base:checks", + "../../rtc_base:logging", + "../../rtc_base:platform_thread", + "../../rtc_base/system:arch", + ] + } +} else { + # Add an empty source set so that dependent targets may include utility + # unconditionally. + rtc_source_set("utility") { + visibility = [ "*" ] + } +} diff --git a/third_party/libwebrtc/modules/utility/DEPS b/third_party/libwebrtc/modules/utility/DEPS new file mode 100644 index 0000000000..e9017d6b27 --- /dev/null +++ b/third_party/libwebrtc/modules/utility/DEPS @@ -0,0 +1,5 @@ +include_rules = [ + "+common_audio", + "+common_video", + "+system_wrappers", +] diff --git a/third_party/libwebrtc/modules/utility/OWNERS b/third_party/libwebrtc/modules/utility/OWNERS new file mode 100644 index 0000000000..5904b95df7 --- /dev/null +++ b/third_party/libwebrtc/modules/utility/OWNERS @@ -0,0 +1 @@ +perkj@webrtc.org diff --git a/third_party/libwebrtc/modules/utility/include/helpers_android.h b/third_party/libwebrtc/modules/utility/include/helpers_android.h new file mode 100644 index 0000000000..5e8deb9536 --- /dev/null +++ b/third_party/libwebrtc/modules/utility/include/helpers_android.h @@ -0,0 +1,80 @@ +/* + * Copyright (c) 2013 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. + */ + +#ifndef MODULES_UTILITY_INCLUDE_HELPERS_ANDROID_H_ +#define MODULES_UTILITY_INCLUDE_HELPERS_ANDROID_H_ + +#include <jni.h> + +#include <string> + +#include "rtc_base/system/arch.h" + +// Abort the process if `jni` has a Java exception pending. +// TODO(henrika): merge with CHECK_JNI_EXCEPTION() in jni_helpers.h. +#define CHECK_EXCEPTION(jni) \ + RTC_CHECK(!jni->ExceptionCheck()) \ + << (jni->ExceptionDescribe(), jni->ExceptionClear(), "") + +#if defined(WEBRTC_ARCH_X86) +// Dalvik JIT generated code doesn't guarantee 16-byte stack alignment on +// x86 - use force_align_arg_pointer to realign the stack at the JNI +// boundary. bugs.webrtc.org/9050 +#define JNI_FUNCTION_ALIGN __attribute__((force_align_arg_pointer)) +#else +#define JNI_FUNCTION_ALIGN +#endif + +namespace webrtc { + +// Return a |JNIEnv*| usable on this thread or NULL if this thread is detached. +JNIEnv* GetEnv(JavaVM* jvm); + +// Return a `jlong` that will correctly convert back to `ptr`. This is needed +// because the alternative (of silently passing a 32-bit pointer to a vararg +// function expecting a 64-bit param) picks up garbage in the high 32 bits. +jlong PointerTojlong(void* ptr); + +// JNIEnv-helper methods that wraps the API which uses the JNI interface +// pointer (JNIEnv*). It allows us to RTC_CHECK success and that no Java +// exception is thrown while calling the method. +jmethodID GetMethodID(JNIEnv* jni, + jclass c, + const char* name, + const char* signature); + +jmethodID GetStaticMethodID(JNIEnv* jni, + jclass c, + const char* name, + const char* signature); + +jclass FindClass(JNIEnv* jni, const char* name); + +jobject NewGlobalRef(JNIEnv* jni, jobject o); + +void DeleteGlobalRef(JNIEnv* jni, jobject o); + +// Attach thread to JVM if necessary and detach at scope end if originally +// attached. +class AttachThreadScoped { + public: + explicit AttachThreadScoped(JavaVM* jvm); + ~AttachThreadScoped(); + JNIEnv* env(); + + private: + bool attached_; + JavaVM* jvm_; + JNIEnv* env_; +}; + +} // namespace webrtc + +#endif // MODULES_UTILITY_INCLUDE_HELPERS_ANDROID_H_ diff --git a/third_party/libwebrtc/modules/utility/include/jvm_android.h b/third_party/libwebrtc/modules/utility/include/jvm_android.h new file mode 100644 index 0000000000..bafb8f2c15 --- /dev/null +++ b/third_party/libwebrtc/modules/utility/include/jvm_android.h @@ -0,0 +1,193 @@ +/* + * 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. + */ + +#ifndef MODULES_UTILITY_INCLUDE_JVM_ANDROID_H_ +#define MODULES_UTILITY_INCLUDE_JVM_ANDROID_H_ + +#include <jni.h> + +#include <memory> +#include <string> + +#include "api/sequence_checker.h" +#include "modules/utility/include/helpers_android.h" + +namespace webrtc { + +// RAII JavaVM AttachCurrentThread/DetachCurrentThread object. +// +// The JNI interface pointer (JNIEnv) is valid only in the current thread. +// Should another thread need to access the Java VM, it must first call +// AttachCurrentThread() to attach itself to the VM and obtain a JNI interface +// pointer. The native thread remains attached to the VM until it calls +// DetachCurrentThread() to detach. +class JvmThreadConnector { + public: + JvmThreadConnector(); + ~JvmThreadConnector(); + + private: + SequenceChecker thread_checker_; + bool attached_; +}; + +// This class is created by the NativeRegistration class and is used to wrap +// the actual Java object handle (jobject) on which we can call methods from +// C++ in to Java. See example in JVM for more details. +// TODO(henrika): extend support for type of function calls. +class GlobalRef { + public: + GlobalRef(JNIEnv* jni, jobject object); + ~GlobalRef(); + + jboolean CallBooleanMethod(jmethodID methodID, ...); + jint CallIntMethod(jmethodID methodID, ...); + void CallVoidMethod(jmethodID methodID, ...); + + private: + JNIEnv* const jni_; + const jobject j_object_; +}; + +// Wraps the jclass object on which we can call GetMethodId() functions to +// query method IDs. +class JavaClass { + public: + JavaClass(JNIEnv* jni, jclass clazz) : jni_(jni), j_class_(clazz) {} + ~JavaClass() {} + + jmethodID GetMethodId(const char* name, const char* signature); + jmethodID GetStaticMethodId(const char* name, const char* signature); + jobject CallStaticObjectMethod(jmethodID methodID, ...); + jint CallStaticIntMethod(jmethodID methodID, ...); + + protected: + JNIEnv* const jni_; + jclass const j_class_; +}; + +// Adds support of the NewObject factory method to the JavaClass class. +// See example in JVM for more details on how to use it. +class NativeRegistration : public JavaClass { + public: + NativeRegistration(JNIEnv* jni, jclass clazz); + ~NativeRegistration(); + + std::unique_ptr<GlobalRef> NewObject(const char* name, + const char* signature, + ...); + + private: + JNIEnv* const jni_; +}; + +// This class is created by the JVM class and is used to expose methods that +// needs the JNI interface pointer but its main purpose is to create a +// NativeRegistration object given name of a Java class and a list of native +// methods. See example in JVM for more details. +class JNIEnvironment { + public: + explicit JNIEnvironment(JNIEnv* jni); + ~JNIEnvironment(); + + // Registers native methods with the Java class specified by `name`. + // Note that the class name must be one of the names in the static + // `loaded_classes` array defined in jvm_android.cc. + // This method must be called on the construction thread. + std::unique_ptr<NativeRegistration> RegisterNatives( + const char* name, + const JNINativeMethod* methods, + int num_methods); + + // Converts from Java string to std::string. + // This method must be called on the construction thread. + std::string JavaToStdString(const jstring& j_string); + + private: + SequenceChecker thread_checker_; + JNIEnv* const jni_; +}; + +// Main class for working with Java from C++ using JNI in WebRTC. +// +// Example usage: +// +// // At initialization (e.g. in JNI_OnLoad), call JVM::Initialize. +// JNIEnv* jni = ::base::android::AttachCurrentThread(); +// JavaVM* jvm = NULL; +// jni->GetJavaVM(&jvm); +// webrtc::JVM::Initialize(jvm); +// +// // Header (.h) file of example class called User. +// std::unique_ptr<JNIEnvironment> env; +// std::unique_ptr<NativeRegistration> reg; +// std::unique_ptr<GlobalRef> obj; +// +// // Construction (in .cc file) of User class. +// User::User() { +// // Calling thread must be attached to the JVM. +// env = JVM::GetInstance()->environment(); +// reg = env->RegisterNatives("org/webrtc/WebRtcTest", ,); +// obj = reg->NewObject("<init>", ,); +// } +// +// // Each User method can now use `reg` and `obj` and call Java functions +// // in WebRtcTest.java, e.g. boolean init() {}. +// bool User::Foo() { +// jmethodID id = reg->GetMethodId("init", "()Z"); +// return obj->CallBooleanMethod(id); +// } +// +// // And finally, e.g. in JNI_OnUnLoad, call JVM::Uninitialize. +// JVM::Uninitialize(); +class JVM { + public: + // Stores global handles to the Java VM interface. + // Should be called once on a thread that is attached to the JVM. + static void Initialize(JavaVM* jvm); + // Like the method above but also passes the context to the ContextUtils + // class. This method should be used by pure-C++ Android users that can't call + // ContextUtils.initialize directly. + static void Initialize(JavaVM* jvm, jobject context); + // Clears handles stored in Initialize(). Must be called on same thread as + // Initialize(). + static void Uninitialize(); + // Gives access to the global Java VM interface pointer, which then can be + // used to create a valid JNIEnvironment object or to get a JavaClass object. + static JVM* GetInstance(); + + // Creates a JNIEnvironment object. + // This method returns a NULL pointer if AttachCurrentThread() has not been + // called successfully. Use the AttachCurrentThreadIfNeeded class if needed. + std::unique_ptr<JNIEnvironment> environment(); + + // Returns a JavaClass object given class `name`. + // Note that the class name must be one of the names in the static + // `loaded_classes` array defined in jvm_android.cc. + // This method must be called on the construction thread. + JavaClass GetClass(const char* name); + + // TODO(henrika): can we make these private? + JavaVM* jvm() const { return jvm_; } + + protected: + JVM(JavaVM* jvm); + ~JVM(); + + private: + JNIEnv* jni() const { return GetEnv(jvm_); } + + SequenceChecker thread_checker_; + JavaVM* const jvm_; +}; + +} // namespace webrtc + +#endif // MODULES_UTILITY_INCLUDE_JVM_ANDROID_H_ diff --git a/third_party/libwebrtc/modules/utility/source/helpers_android.cc b/third_party/libwebrtc/modules/utility/source/helpers_android.cc new file mode 100644 index 0000000000..9cfee8a2af --- /dev/null +++ b/third_party/libwebrtc/modules/utility/source/helpers_android.cc @@ -0,0 +1,117 @@ +/* + * Copyright (c) 2013 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. + */ + +#include "modules/utility/include/helpers_android.h" + +#include <android/log.h> +#include <pthread.h> +#include <stddef.h> +#include <unistd.h> + +#include "rtc_base/checks.h" +#include "rtc_base/platform_thread.h" + +#define TAG "HelpersAndroid" +#define ALOGD(...) __android_log_print(ANDROID_LOG_DEBUG, TAG, __VA_ARGS__) + +namespace webrtc { + +JNIEnv* GetEnv(JavaVM* jvm) { + void* env = NULL; + jint status = jvm->GetEnv(&env, JNI_VERSION_1_6); + RTC_CHECK(((env != NULL) && (status == JNI_OK)) || + ((env == NULL) && (status == JNI_EDETACHED))) + << "Unexpected GetEnv return: " << status << ":" << env; + return reinterpret_cast<JNIEnv*>(env); +} + +// Return a `jlong` that will correctly convert back to `ptr`. This is needed +// because the alternative (of silently passing a 32-bit pointer to a vararg +// function expecting a 64-bit param) picks up garbage in the high 32 bits. +jlong PointerTojlong(void* ptr) { + static_assert(sizeof(intptr_t) <= sizeof(jlong), + "Time to rethink the use of jlongs"); + // Going through intptr_t to be obvious about the definedness of the + // conversion from pointer to integral type. intptr_t to jlong is a standard + // widening by the static_assert above. + jlong ret = reinterpret_cast<intptr_t>(ptr); + RTC_DCHECK(reinterpret_cast<void*>(ret) == ptr); + return ret; +} + +jmethodID GetMethodID(JNIEnv* jni, + jclass c, + const char* name, + const char* signature) { + jmethodID m = jni->GetMethodID(c, name, signature); + CHECK_EXCEPTION(jni) << "Error during GetMethodID: " << name << ", " + << signature; + RTC_CHECK(m) << name << ", " << signature; + return m; +} + +jmethodID GetStaticMethodID(JNIEnv* jni, + jclass c, + const char* name, + const char* signature) { + jmethodID m = jni->GetStaticMethodID(c, name, signature); + CHECK_EXCEPTION(jni) << "Error during GetStaticMethodID: " << name << ", " + << signature; + RTC_CHECK(m) << name << ", " << signature; + return m; +} + +jclass FindClass(JNIEnv* jni, const char* name) { + jclass c = jni->FindClass(name); + CHECK_EXCEPTION(jni) << "Error during FindClass: " << name; + RTC_CHECK(c) << name; + return c; +} + +jobject NewGlobalRef(JNIEnv* jni, jobject o) { + jobject ret = jni->NewGlobalRef(o); + CHECK_EXCEPTION(jni) << "Error during NewGlobalRef"; + RTC_CHECK(ret); + return ret; +} + +void DeleteGlobalRef(JNIEnv* jni, jobject o) { + jni->DeleteGlobalRef(o); + CHECK_EXCEPTION(jni) << "Error during DeleteGlobalRef"; +} + +AttachThreadScoped::AttachThreadScoped(JavaVM* jvm) + : attached_(false), jvm_(jvm), env_(NULL) { + env_ = GetEnv(jvm); + if (!env_) { + // Adding debug log here so we can track down potential leaks and figure + // out why we sometimes see "Native thread exiting without having called + // DetachCurrentThread" in logcat outputs. + ALOGD("Attaching thread to JVM[tid=%d]", rtc::CurrentThreadId()); + jint res = jvm->AttachCurrentThread(&env_, NULL); + attached_ = (res == JNI_OK); + RTC_CHECK(attached_) << "AttachCurrentThread failed: " << res; + } +} + +AttachThreadScoped::~AttachThreadScoped() { + if (attached_) { + ALOGD("Detaching thread from JVM[tid=%d]", rtc::CurrentThreadId()); + jint res = jvm_->DetachCurrentThread(); + RTC_CHECK(res == JNI_OK) << "DetachCurrentThread failed: " << res; + RTC_CHECK(!GetEnv(jvm_)); + } +} + +JNIEnv* AttachThreadScoped::env() { + return env_; +} + +} // namespace webrtc diff --git a/third_party/libwebrtc/modules/utility/source/jvm_android.cc b/third_party/libwebrtc/modules/utility/source/jvm_android.cc new file mode 100644 index 0000000000..39ef12f428 --- /dev/null +++ b/third_party/libwebrtc/modules/utility/source/jvm_android.cc @@ -0,0 +1,292 @@ +/* + * 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. + */ + +#include "modules/utility/include/jvm_android.h" + +#include <android/log.h> + +#include <memory> + +#include "rtc_base/checks.h" +#include "rtc_base/logging.h" +#include "rtc_base/platform_thread.h" + +namespace mozilla { +namespace jni { +jclass GetClassRef(JNIEnv* aEnv, const char* aClassName); +} +} + +#define TAG "JVM" +#define ALOGD(...) __android_log_print(ANDROID_LOG_DEBUG, TAG, __VA_ARGS__) +#define ALOGE(...) __android_log_print(ANDROID_LOG_ERROR, TAG, __VA_ARGS__) + +namespace webrtc { + +JVM* g_jvm; + +// TODO(henrika): add more clases here if needed. +struct { + const char* name; + jclass clazz; +} loaded_classes[] = { + {"org/webrtc/voiceengine/BuildInfo", nullptr}, + {"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) { + RTC_LOG(LS_INFO) << "LoadClasses:"; + for (auto& c : loaded_classes) { + ALOGD("name: %s", c.name); + jclass clsRef = mozilla::jni::GetClassRef(jni, c.name); + RTC_CHECK(clsRef) << c.name; + c.clazz = static_cast<jclass>(jni->NewGlobalRef(clsRef)); + jni->DeleteLocalRef(clsRef); + } +} + +void FreeClassReferences(JNIEnv* jni) { + for (auto& c : loaded_classes) { + jni->DeleteGlobalRef(c.clazz); + c.clazz = nullptr; + } +} + +jclass LookUpClass(const char* name) { + for (auto& c : loaded_classes) { + if (strcmp(c.name, name) == 0) + return c.clazz; + } + RTC_CHECK(false) << "Unable to find class in lookup table"; + return 0; +} + +// JvmThreadConnector implementation. +JvmThreadConnector::JvmThreadConnector() : attached_(false) { + RTC_LOG(LS_INFO) << "JvmThreadConnector::ctor"; + JavaVM* jvm = JVM::GetInstance()->jvm(); + RTC_CHECK(jvm); + JNIEnv* jni = GetEnv(jvm); + if (!jni) { + RTC_LOG(LS_INFO) << "Attaching thread to JVM"; + JNIEnv* env = nullptr; + jint ret = jvm->AttachCurrentThread(&env, nullptr); + attached_ = (ret == JNI_OK); + } +} + +JvmThreadConnector::~JvmThreadConnector() { + RTC_LOG(LS_INFO) << "JvmThreadConnector::dtor"; + RTC_DCHECK(thread_checker_.IsCurrent()); + if (attached_) { + RTC_LOG(LS_INFO) << "Detaching thread from JVM"; + jint res = JVM::GetInstance()->jvm()->DetachCurrentThread(); + RTC_CHECK(res == JNI_OK) << "DetachCurrentThread failed: " << res; + } +} + +// GlobalRef implementation. +GlobalRef::GlobalRef(JNIEnv* jni, jobject object) + : jni_(jni), j_object_(NewGlobalRef(jni, object)) { + RTC_LOG(LS_INFO) << "GlobalRef::ctor"; +} + +GlobalRef::~GlobalRef() { + RTC_LOG(LS_INFO) << "GlobalRef::dtor"; + DeleteGlobalRef(jni_, j_object_); +} + +jboolean GlobalRef::CallBooleanMethod(jmethodID methodID, ...) { + va_list args; + va_start(args, methodID); + jboolean res = jni_->CallBooleanMethodV(j_object_, methodID, args); + CHECK_EXCEPTION(jni_) << "Error during CallBooleanMethod"; + va_end(args); + return res; +} + +jint GlobalRef::CallIntMethod(jmethodID methodID, ...) { + va_list args; + va_start(args, methodID); + jint res = jni_->CallIntMethodV(j_object_, methodID, args); + CHECK_EXCEPTION(jni_) << "Error during CallIntMethod"; + va_end(args); + return res; +} + +void GlobalRef::CallVoidMethod(jmethodID methodID, ...) { + va_list args; + va_start(args, methodID); + jni_->CallVoidMethodV(j_object_, methodID, args); + CHECK_EXCEPTION(jni_) << "Error during CallVoidMethod"; + va_end(args); +} + +// NativeRegistration implementation. +NativeRegistration::NativeRegistration(JNIEnv* jni, jclass clazz) + : JavaClass(jni, clazz), jni_(jni) { + RTC_LOG(LS_INFO) << "NativeRegistration::ctor"; +} + +NativeRegistration::~NativeRegistration() { + RTC_LOG(LS_INFO) << "NativeRegistration::dtor"; + jni_->UnregisterNatives(j_class_); + CHECK_EXCEPTION(jni_) << "Error during UnregisterNatives"; +} + +std::unique_ptr<GlobalRef> NativeRegistration::NewObject(const char* name, + const char* signature, + ...) { + RTC_LOG(LS_INFO) << "NativeRegistration::NewObject"; + va_list args; + va_start(args, signature); + jobject obj = jni_->NewObjectV( + j_class_, GetMethodID(jni_, j_class_, name, signature), args); + CHECK_EXCEPTION(jni_) << "Error during NewObjectV"; + va_end(args); + return std::unique_ptr<GlobalRef>(new GlobalRef(jni_, obj)); +} + +// JavaClass implementation. +jmethodID JavaClass::GetMethodId(const char* name, const char* signature) { + return GetMethodID(jni_, j_class_, name, signature); +} + +jmethodID JavaClass::GetStaticMethodId(const char* name, + const char* signature) { + return GetStaticMethodID(jni_, j_class_, name, signature); +} + +jobject JavaClass::CallStaticObjectMethod(jmethodID methodID, ...) { + va_list args; + va_start(args, methodID); + jobject res = jni_->CallStaticObjectMethodV(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_->CallStaticIntMethodV(j_class_, methodID, args); + CHECK_EXCEPTION(jni_) << "Error during CallStaticIntMethod"; + return res; +} + +// JNIEnvironment implementation. +JNIEnvironment::JNIEnvironment(JNIEnv* jni) : jni_(jni) { + RTC_LOG(LS_INFO) << "JNIEnvironment::ctor"; +} + +JNIEnvironment::~JNIEnvironment() { + RTC_LOG(LS_INFO) << "JNIEnvironment::dtor"; + RTC_DCHECK(thread_checker_.IsCurrent()); +} + +std::unique_ptr<NativeRegistration> JNIEnvironment::RegisterNatives( + const char* name, + const JNINativeMethod* methods, + int num_methods) { + RTC_LOG(LS_INFO) << "JNIEnvironment::RegisterNatives: " << name; + RTC_DCHECK(thread_checker_.IsCurrent()); + jclass clazz = LookUpClass(name); + jni_->RegisterNatives(clazz, methods, num_methods); + CHECK_EXCEPTION(jni_) << "Error during RegisterNatives"; + return std::unique_ptr<NativeRegistration>( + new NativeRegistration(jni_, clazz)); +} + +std::string JNIEnvironment::JavaToStdString(const jstring& j_string) { + RTC_DCHECK(thread_checker_.IsCurrent()); + const char* jchars = jni_->GetStringUTFChars(j_string, nullptr); + CHECK_EXCEPTION(jni_); + const int size = jni_->GetStringUTFLength(j_string); + CHECK_EXCEPTION(jni_); + std::string ret(jchars, size); + jni_->ReleaseStringUTFChars(j_string, jchars); + CHECK_EXCEPTION(jni_); + return ret; +} + +// static +void JVM::Initialize(JavaVM* jvm) { + if (g_jvm) { + return; + } + g_jvm = new JVM(jvm); +} + +void JVM::Initialize(JavaVM* jvm, jobject context) { + Initialize(jvm); + + // Pass in the context to the new ContextUtils class. + JNIEnv* jni = g_jvm->jni(); + jclass context_utils = FindClass(jni, "org/webrtc/ContextUtils"); + jmethodID initialize_method = jni->GetStaticMethodID( + context_utils, "initialize", "(Landroid/content/Context;)V"); + jni->CallStaticVoidMethod(context_utils, initialize_method, context); +} + +// static +void JVM::Uninitialize() { + RTC_LOG(LS_INFO) << "JVM::Uninitialize"; + RTC_DCHECK(g_jvm); + delete g_jvm; + g_jvm = nullptr; +} + +// static +JVM* JVM::GetInstance() { + RTC_DCHECK(g_jvm); + return g_jvm; +} + +JVM::JVM(JavaVM* jvm) : jvm_(jvm) { + RTC_LOG(LS_INFO) << "JVM::JVM"; + RTC_CHECK(jni()) << "AttachCurrentThread() must be called on this thread."; + LoadClasses(jni()); +} + +JVM::~JVM() { + RTC_LOG(LS_INFO) << "JVM::~JVM"; + RTC_DCHECK(thread_checker_.IsCurrent()); + FreeClassReferences(jni()); +} + +std::unique_ptr<JNIEnvironment> JVM::environment() { + RTC_LOG(LS_INFO) << "JVM::environment"; + ; + // The JNIEnv is used for thread-local storage. For this reason, we cannot + // share a JNIEnv between threads. If a piece of code has no other way to get + // its JNIEnv, we should share the JavaVM, and use GetEnv to discover the + // thread's JNIEnv. (Assuming it has one, if not, use AttachCurrentThread). + // See // http://developer.android.com/training/articles/perf-jni.html. + JNIEnv* jni = GetEnv(jvm_); + if (!jni) { + RTC_LOG(LS_ERROR) + << "AttachCurrentThread() has not been called on this thread"; + return std::unique_ptr<JNIEnvironment>(); + } + return std::unique_ptr<JNIEnvironment>(new JNIEnvironment(jni)); +} + +JavaClass JVM::GetClass(const char* name) { + RTC_LOG(LS_INFO) << "JVM::GetClass: " << name; + RTC_DCHECK(thread_checker_.IsCurrent()); + return JavaClass(jni(), LookUpClass(name)); +} + +} // namespace webrtc diff --git a/third_party/libwebrtc/modules/utility/utility_gn/moz.build b/third_party/libwebrtc/modules/utility/utility_gn/moz.build new file mode 100644 index 0000000000..5b578af55e --- /dev/null +++ b/third_party/libwebrtc/modules/utility/utility_gn/moz.build @@ -0,0 +1,202 @@ +# This Source Code Form is subject to the terms of the Mozilla Public +# License, v. 2.0. If a copy of the MPL was not distributed with this +# file, You can obtain one at http://mozilla.org/MPL/2.0/. + + + ### This moz.build was AUTOMATICALLY GENERATED from a GN config, ### + ### DO NOT edit it by hand. ### + +COMPILE_FLAGS["OS_INCLUDES"] = [] +AllowCompilerWarnings() + +DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1" +DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True +DEFINES["RTC_ENABLE_VP9"] = True +DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0" +DEFINES["WEBRTC_LIBRARY_IMPL"] = True +DEFINES["WEBRTC_MOZILLA_BUILD"] = True +DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0" + +FINAL_LIBRARY = "webrtc" + + +LOCAL_INCLUDES += [ + "!/ipc/ipdl/_ipdlheaders", + "/ipc/chromium/src", + "/third_party/libwebrtc/", + "/third_party/libwebrtc/third_party/abseil-cpp/", + "/tools/profiler/public" +] + +if not CONFIG["MOZ_DEBUG"]: + + DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0" + DEFINES["NDEBUG"] = True + DEFINES["NVALGRIND"] = True + +if CONFIG["MOZ_DEBUG"] == "1": + + DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1" + +if CONFIG["OS_TARGET"] == "Android": + + DEFINES["ANDROID"] = True + DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1" + DEFINES["HAVE_SYS_UIO_H"] = True + DEFINES["WEBRTC_ANDROID"] = True + DEFINES["WEBRTC_ANDROID_OPENSLES"] = True + DEFINES["WEBRTC_ENABLE_AVX2"] = True + DEFINES["WEBRTC_LINUX"] = True + DEFINES["WEBRTC_POSIX"] = True + DEFINES["_GNU_SOURCE"] = True + DEFINES["__STDC_CONSTANT_MACROS"] = True + DEFINES["__STDC_FORMAT_MACROS"] = True + + OS_LIBS += [ + "log" + ] + + UNIFIED_SOURCES += [ + "/third_party/libwebrtc/modules/utility/source/helpers_android.cc", + "/third_party/libwebrtc/modules/utility/source/jvm_android.cc" + ] + +if CONFIG["OS_TARGET"] == "Darwin": + + DEFINES["WEBRTC_ENABLE_AVX2"] = True + DEFINES["WEBRTC_MAC"] = True + DEFINES["WEBRTC_POSIX"] = True + DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True + DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0" + DEFINES["__STDC_CONSTANT_MACROS"] = True + DEFINES["__STDC_FORMAT_MACROS"] = True + +if CONFIG["OS_TARGET"] == "Linux": + + DEFINES["USE_AURA"] = "1" + DEFINES["USE_GLIB"] = "1" + DEFINES["USE_NSS_CERTS"] = "1" + DEFINES["USE_OZONE"] = "1" + DEFINES["USE_UDEV"] = True + DEFINES["WEBRTC_LINUX"] = True + DEFINES["WEBRTC_POSIX"] = True + DEFINES["_FILE_OFFSET_BITS"] = "64" + DEFINES["_LARGEFILE64_SOURCE"] = True + DEFINES["_LARGEFILE_SOURCE"] = True + DEFINES["__STDC_CONSTANT_MACROS"] = True + DEFINES["__STDC_FORMAT_MACROS"] = True + +if CONFIG["OS_TARGET"] == "OpenBSD": + + DEFINES["USE_GLIB"] = "1" + DEFINES["USE_OZONE"] = "1" + DEFINES["USE_X11"] = "1" + DEFINES["WEBRTC_BSD"] = True + DEFINES["WEBRTC_ENABLE_AVX2"] = True + DEFINES["WEBRTC_POSIX"] = True + DEFINES["_FILE_OFFSET_BITS"] = "64" + DEFINES["_LARGEFILE64_SOURCE"] = True + DEFINES["_LARGEFILE_SOURCE"] = True + DEFINES["__STDC_CONSTANT_MACROS"] = True + DEFINES["__STDC_FORMAT_MACROS"] = True + +if CONFIG["OS_TARGET"] == "WINNT": + + DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True + DEFINES["NOMINMAX"] = True + DEFINES["NTDDI_VERSION"] = "0x0A000000" + DEFINES["PSAPI_VERSION"] = "2" + DEFINES["UNICODE"] = True + DEFINES["USE_AURA"] = "1" + DEFINES["WEBRTC_ENABLE_AVX2"] = True + DEFINES["WEBRTC_WIN"] = True + DEFINES["WIN32"] = True + DEFINES["WIN32_LEAN_AND_MEAN"] = True + DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP" + DEFINES["WINVER"] = "0x0A00" + DEFINES["_ATL_NO_OPENGL"] = True + DEFINES["_CRT_RAND_S"] = True + DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True + DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True + DEFINES["_HAS_EXCEPTIONS"] = "0" + DEFINES["_HAS_NODISCARD"] = True + DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True + DEFINES["_SECURE_ATL"] = True + DEFINES["_UNICODE"] = True + DEFINES["_WIN32_WINNT"] = "0x0A00" + DEFINES["_WINDOWS"] = True + DEFINES["__STD_C"] = True + +if CONFIG["CPU_ARCH"] == "aarch64": + + DEFINES["WEBRTC_ARCH_ARM64"] = True + DEFINES["WEBRTC_HAS_NEON"] = True + +if CONFIG["CPU_ARCH"] == "arm": + + DEFINES["WEBRTC_ARCH_ARM"] = True + DEFINES["WEBRTC_ARCH_ARM_V7"] = True + DEFINES["WEBRTC_HAS_NEON"] = True + +if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android": + + DEFINES["_DEBUG"] = True + +if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin": + + DEFINES["_DEBUG"] = True + +if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux": + + DEFINES["_DEBUG"] = True + +if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD": + + DEFINES["_DEBUG"] = True + +if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT": + + DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0" + +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux": + + DEFINES["USE_X11"] = "1" + +if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android": + + CXXFLAGS += [ + "-mfpu=neon" + ] + + OS_LIBS += [ + "android_support", + "unwind" + ] + +if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android": + + OS_LIBS += [ + "android_support" + ] + +if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux": + + DEFINES["WEBRTC_ENABLE_AVX2"] = True + DEFINES["_GNU_SOURCE"] = True + +if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux": + + DEFINES["WEBRTC_ENABLE_AVX2"] = True + DEFINES["_GNU_SOURCE"] = True + +if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux": + + DEFINES["WEBRTC_ENABLE_AVX2"] = True + DEFINES["_GNU_SOURCE"] = True + +if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux": + + DEFINES["WEBRTC_ENABLE_AVX2"] = True + DEFINES["_GNU_SOURCE"] = True + +Library("utility_gn") |