| /* |
| * libjingle |
| * Copyright 2013, Google Inc. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| // Hints for future visitors: |
| // This entire file is an implementation detail of the org.webrtc Java package, |
| // the most interesting bits of which are org.webrtc.PeerConnection{,Factory}. |
| // The layout of this file is roughly: |
| // - various helper C++ functions & classes that wrap Java counterparts and |
| // expose a C++ interface that can be passed to the C++ PeerConnection APIs |
| // - implementations of methods declared "static" in the Java package (named |
| // things like Java_org_webrtc_OMG_Can_This_Name_Be_Any_Longer, prescribed by |
| // the JNI spec). |
| // |
| // Lifecycle notes: objects are owned where they will be called; in other words |
| // FooObservers are owned by C++-land, and user-callable objects (e.g. |
| // PeerConnection and VideoTrack) are owned by Java-land. |
| // When this file allocates C++ RefCountInterfaces it AddRef()s an artificial |
| // ref simulating the jlong held in Java-land, and then Release()s the ref in |
| // the respective free call. Sometimes this AddRef is implicit in the |
| // construction of a scoped_refptr<> which is then .release()d. |
| // Any persistent (non-local) references from C++ to Java must be global or weak |
| // (in which case they must be checked before use)! |
| // |
| // Exception notes: pretty much all JNI calls can throw Java exceptions, so each |
| // call through a JNIEnv* pointer needs to be followed by an ExceptionCheck() |
| // call. In this file this is done in CHECK_EXCEPTION, making for much easier |
| // debugging in case of failure (the alternative is to wait for control to |
| // return to the Java frame that called code in this file, at which point it's |
| // impossible to tell which JNI call broke). |
| |
| #include <jni.h> |
| #undef JNIEXPORT |
| #define JNIEXPORT __attribute__((visibility("default"))) |
| |
| #include <limits> |
| #include <map> |
| |
| #include "talk/app/webrtc/mediaconstraintsinterface.h" |
| #include "talk/app/webrtc/peerconnectioninterface.h" |
| #include "talk/app/webrtc/videosourceinterface.h" |
| #include "talk/base/logging.h" |
| #include "talk/base/ssladapter.h" |
| #include "talk/media/base/videocapturer.h" |
| #include "talk/media/base/videorenderer.h" |
| #include "talk/media/devices/videorendererfactory.h" |
| #include "talk/media/webrtc/webrtcvideocapturer.h" |
| #include "third_party/icu/source/common/unicode/unistr.h" |
| #include "webrtc/system_wrappers/interface/trace.h" |
| #include "webrtc/video_engine/include/vie_base.h" |
| #include "webrtc/voice_engine/include/voe_base.h" |
| |
| using icu::UnicodeString; |
| using webrtc::AudioSourceInterface; |
| using webrtc::AudioTrackInterface; |
| using webrtc::AudioTrackVector; |
| using webrtc::CreateSessionDescriptionObserver; |
| using webrtc::DataBuffer; |
| using webrtc::DataChannelInit; |
| using webrtc::DataChannelInterface; |
| using webrtc::DataChannelObserver; |
| using webrtc::IceCandidateInterface; |
| using webrtc::MediaConstraintsInterface; |
| using webrtc::MediaSourceInterface; |
| using webrtc::MediaStreamInterface; |
| using webrtc::MediaStreamTrackInterface; |
| using webrtc::PeerConnectionFactoryInterface; |
| using webrtc::PeerConnectionInterface; |
| using webrtc::PeerConnectionObserver; |
| using webrtc::SessionDescriptionInterface; |
| using webrtc::SetSessionDescriptionObserver; |
| using webrtc::StatsObserver; |
| using webrtc::StatsReport; |
| using webrtc::VideoRendererInterface; |
| using webrtc::VideoSourceInterface; |
| using webrtc::VideoTrackInterface; |
| using webrtc::VideoTrackVector; |
| using webrtc::VideoRendererInterface; |
| |
| // Abort the process if |x| is false, emitting |msg|. |
| #define CHECK(x, msg) \ |
| if (x) {} else { \ |
| LOG(LS_ERROR) << __FILE__ << ":" << __LINE__ << ": " << msg; \ |
| abort(); \ |
| } |
| // Abort the process if |jni| has a Java exception pending, emitting |msg|. |
| #define CHECK_EXCEPTION(jni, msg) \ |
| if (0) {} else { \ |
| if (jni->ExceptionCheck()) { \ |
| jni->ExceptionDescribe(); \ |
| jni->ExceptionClear(); \ |
| CHECK(0, msg); \ |
| } \ |
| } |
| |
| namespace { |
| |
| static JavaVM* g_jvm = NULL; // Set in JNI_OnLoad(). |
| |
| static pthread_once_t g_jni_ptr_once = PTHREAD_ONCE_INIT; |
| static pthread_key_t g_jni_ptr; // Key for per-thread JNIEnv* data. |
| |
| static void ThreadDestructor(void* unused) { |
| jint status = g_jvm->DetachCurrentThread(); |
| CHECK(status == JNI_OK, "Failed to detach thread: " << status); |
| } |
| |
| static void CreateJNIPtrKey() { |
| CHECK(!pthread_key_create(&g_jni_ptr, &ThreadDestructor), |
| "pthread_key_create"); |
| } |
| |
| // Deal with difference in signatures between Oracle's jni.h and Android's. |
| static JNIEnv* AttachCurrentThreadIfNeeded() { |
| CHECK(!pthread_once(&g_jni_ptr_once, &CreateJNIPtrKey), |
| "pthread_once"); |
| JNIEnv* jni = reinterpret_cast<JNIEnv*>(pthread_getspecific(g_jni_ptr)); |
| if (jni == NULL) { |
| #ifdef _JAVASOFT_JNI_H_ // Oracle's jni.h violates the JNI spec! |
| void* env; |
| #else |
| JNIEnv* env; |
| #endif |
| CHECK(!g_jvm->AttachCurrentThread(&env, NULL), "Failed to attach thread"); |
| CHECK(env, "AttachCurrentThread handed back NULL!"); |
| jni = reinterpret_cast<JNIEnv*>(env); |
| CHECK(!pthread_setspecific(g_jni_ptr, jni), "pthread_setspecific"); |
| } |
| return jni; |
| } |
| |
| // 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 classes once in JNI_OnLoad. |
| // http://developer.android.com/training/articles/perf-jni.html#faq_FindClass |
| class ClassReferenceHolder { |
| public: |
| explicit ClassReferenceHolder(JNIEnv* jni) { |
| LoadClass(jni, "java/nio/ByteBuffer"); |
| LoadClass(jni, "org/webrtc/AudioTrack"); |
| LoadClass(jni, "org/webrtc/DataChannel"); |
| LoadClass(jni, "org/webrtc/DataChannel$Buffer"); |
| LoadClass(jni, "org/webrtc/DataChannel$Init"); |
| LoadClass(jni, "org/webrtc/DataChannel$State"); |
| LoadClass(jni, "org/webrtc/IceCandidate"); |
| LoadClass(jni, "org/webrtc/MediaSource$State"); |
| LoadClass(jni, "org/webrtc/MediaStream"); |
| LoadClass(jni, "org/webrtc/MediaStreamTrack$State"); |
| LoadClass(jni, "org/webrtc/PeerConnection$SignalingState"); |
| LoadClass(jni, "org/webrtc/PeerConnection$IceConnectionState"); |
| LoadClass(jni, "org/webrtc/PeerConnection$IceGatheringState"); |
| LoadClass(jni, "org/webrtc/SessionDescription"); |
| LoadClass(jni, "org/webrtc/SessionDescription$Type"); |
| LoadClass(jni, "org/webrtc/StatsReport"); |
| LoadClass(jni, "org/webrtc/StatsReport$Value"); |
| LoadClass(jni, "org/webrtc/VideoRenderer$I420Frame"); |
| LoadClass(jni, "org/webrtc/VideoTrack"); |
| } |
| |
| ~ClassReferenceHolder() { |
| CHECK(classes_.empty(), "Must call FreeReferences() before dtor!"); |
| } |
| |
| void FreeReferences(JNIEnv* jni) { |
| for (std::map<std::string, jclass>::const_iterator it = classes_.begin(); |
| it != classes_.end(); ++it) { |
| jni->DeleteGlobalRef(it->second); |
| } |
| classes_.clear(); |
| } |
| |
| jclass GetClass(const std::string& name) { |
| std::map<std::string, jclass>::iterator it = classes_.find(name); |
| CHECK(it != classes_.end(), "Unexpected GetClass() call for: " << name); |
| return it->second; |
| } |
| |
| private: |
| void LoadClass(JNIEnv* jni, const std::string& name) { |
| jclass localRef = jni->FindClass(name.c_str()); |
| CHECK_EXCEPTION(jni, "error during FindClass: " << name); |
| CHECK(localRef, name); |
| jclass globalRef = reinterpret_cast<jclass>(jni->NewGlobalRef(localRef)); |
| CHECK_EXCEPTION(jni, "error during NewGlobalRef: " << name); |
| CHECK(globalRef, name); |
| bool inserted = classes_.insert(std::make_pair(name, globalRef)).second; |
| CHECK(inserted, "Duplicate class name: " << name); |
| } |
| |
| std::map<std::string, jclass> classes_; |
| }; |
| |
| // Allocated in JNI_OnLoad(), freed in JNI_OnUnLoad(). |
| static ClassReferenceHolder* g_class_reference_holder = NULL; |
| |
| // JNIEnv-helper methods that CHECK success: no Java exception thrown and found |
| // object/class/method/field is non-null. |
| jmethodID GetMethodID( |
| JNIEnv* jni, jclass c, const std::string& name, const char* signature) { |
| jmethodID m = jni->GetMethodID(c, name.c_str(), signature); |
| CHECK_EXCEPTION(jni, |
| "error during GetMethodID: " << name << ", " << signature); |
| 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); |
| CHECK(m, name << ", " << signature); |
| return m; |
| } |
| |
| jfieldID GetFieldID( |
| JNIEnv* jni, jclass c, const char* name, const char* signature) { |
| jfieldID f = jni->GetFieldID(c, name, signature); |
| CHECK_EXCEPTION(jni, "error during GetFieldID"); |
| CHECK(f, name << ", " << signature); |
| return f; |
| } |
| |
| jclass FindClass(JNIEnv* jni, const char* name) { |
| return g_class_reference_holder->GetClass(name); |
| } |
| |
| jclass GetObjectClass(JNIEnv* jni, jobject object) { |
| jclass c = jni->GetObjectClass(object); |
| CHECK_EXCEPTION(jni, "error during GetObjectClass"); |
| CHECK(c, ""); |
| return c; |
| } |
| |
| jobject GetObjectField(JNIEnv* jni, jobject object, jfieldID id) { |
| jobject o = jni->GetObjectField(object, id); |
| CHECK_EXCEPTION(jni, "error during GetObjectField"); |
| CHECK(o, ""); |
| return o; |
| } |
| |
| jstring GetStringField(JNIEnv* jni, jobject object, jfieldID id) { |
| return static_cast<jstring>(GetObjectField(jni, object, id)); |
| } |
| |
| jlong GetLongField(JNIEnv* jni, jobject object, jfieldID id) { |
| jlong l = jni->GetLongField(object, id); |
| CHECK_EXCEPTION(jni, "error during GetLongField"); |
| return l; |
| } |
| |
| jint GetIntField(JNIEnv* jni, jobject object, jfieldID id) { |
| jint i = jni->GetIntField(object, id); |
| CHECK_EXCEPTION(jni, "error during GetIntField"); |
| return i; |
| } |
| |
| bool GetBooleanField(JNIEnv* jni, jobject object, jfieldID id) { |
| jboolean b = jni->GetBooleanField(object, id); |
| CHECK_EXCEPTION(jni, "error during GetBooleanField"); |
| return b; |
| } |
| |
| jobject NewGlobalRef(JNIEnv* jni, jobject o) { |
| jobject ret = jni->NewGlobalRef(o); |
| CHECK_EXCEPTION(jni, "error during NewGlobalRef"); |
| CHECK(ret, ""); |
| return ret; |
| } |
| |
| void DeleteGlobalRef(JNIEnv* jni, jobject o) { |
| jni->DeleteGlobalRef(o); |
| CHECK_EXCEPTION(jni, "error during DeleteGlobalRef"); |
| } |
| |
| // Given a jweak reference, allocate a (strong) local reference scoped to the |
| // lifetime of this object if the weak reference is still valid, or NULL |
| // otherwise. |
| class WeakRef { |
| public: |
| WeakRef(JNIEnv* jni, jweak ref) |
| : jni_(jni), obj_(jni_->NewLocalRef(ref)) { |
| CHECK_EXCEPTION(jni, "error during NewLocalRef"); |
| } |
| ~WeakRef() { |
| if (obj_) { |
| jni_->DeleteLocalRef(obj_); |
| CHECK_EXCEPTION(jni_, "error during DeleteLocalRef"); |
| } |
| } |
| jobject obj() { return obj_; } |
| |
| private: |
| JNIEnv* const jni_; |
| jobject const obj_; |
| }; |
| |
| // Given a local ref, take ownership of it and delete the ref when this goes out |
| // of scope. |
| template<class T> // T is jclass, jobject, jintArray, etc. |
| class ScopedLocalRef { |
| public: |
| ScopedLocalRef(JNIEnv* jni, T obj) |
| : jni_(jni), obj_(obj) {} |
| ~ScopedLocalRef() { |
| jni_->DeleteLocalRef(obj_); |
| } |
| T operator*() const { |
| return obj_; |
| } |
| private: |
| JNIEnv* jni_; |
| T obj_; |
| }; |
| |
| // Scoped holder for global Java refs. |
| template<class T> // T is jclass, jobject, jintArray, etc. |
| class ScopedGlobalRef { |
| public: |
| explicit ScopedGlobalRef(JNIEnv* jni, T obj) |
| : obj_(static_cast<T>(jni->NewGlobalRef(obj))) {} |
| ~ScopedGlobalRef() { |
| DeleteGlobalRef(AttachCurrentThreadIfNeeded(), obj_); |
| } |
| T operator*() const { |
| return obj_; |
| } |
| private: |
| T obj_; |
| }; |
| |
| // Return the (singleton) Java Enum object corresponding to |index|; |
| // |state_class_fragment| is something like "MediaSource$State". |
| jobject JavaEnumFromIndex( |
| JNIEnv* jni, const std::string& state_class_fragment, int index) { |
| std::string state_class_name = "org/webrtc/" + state_class_fragment; |
| jclass state_class = FindClass(jni, state_class_name.c_str()); |
| jmethodID state_values_id = GetStaticMethodID( |
| jni, state_class, "values", ("()[L" + state_class_name + ";").c_str()); |
| ScopedLocalRef<jobjectArray> state_values( |
| jni, |
| (jobjectArray)jni->CallStaticObjectMethod(state_class, state_values_id)); |
| CHECK_EXCEPTION(jni, "error during CallStaticObjectMethod"); |
| jobject ret = jni->GetObjectArrayElement(*state_values, index); |
| CHECK_EXCEPTION(jni, "error during GetObjectArrayElement"); |
| return ret; |
| } |
| |
| // Given a UTF-8 encoded |native| string return a new (UTF-16) jstring. |
| static jstring JavaStringFromStdString(JNIEnv* jni, const std::string& native) { |
| UnicodeString ustr(UnicodeString::fromUTF8(native)); |
| jstring jstr = jni->NewString(ustr.getBuffer(), ustr.length()); |
| CHECK_EXCEPTION(jni, "error during NewString"); |
| return jstr; |
| } |
| |
| // Given a (UTF-16) jstring return a new UTF-8 native string. |
| static std::string JavaToStdString(JNIEnv* jni, const jstring& j_string) { |
| const jchar* jchars = jni->GetStringChars(j_string, NULL); |
| CHECK_EXCEPTION(jni, "Error during GetStringChars"); |
| UnicodeString ustr(jchars, jni->GetStringLength(j_string)); |
| CHECK_EXCEPTION(jni, "Error during GetStringLength"); |
| jni->ReleaseStringChars(j_string, jchars); |
| CHECK_EXCEPTION(jni, "Error during ReleaseStringChars"); |
| std::string ret; |
| return ustr.toUTF8String(ret); |
| } |
| |
| static DataChannelInit JavaDataChannelInitToNative( |
| JNIEnv* jni, jobject j_init) { |
| DataChannelInit init; |
| |
| jclass j_init_class = FindClass(jni, "org/webrtc/DataChannel$Init"); |
| jfieldID ordered_id = GetFieldID(jni, j_init_class, "ordered", "Z"); |
| jfieldID max_retransmit_time_id = |
| GetFieldID(jni, j_init_class, "maxRetransmitTimeMs", "I"); |
| jfieldID max_retransmits_id = |
| GetFieldID(jni, j_init_class, "maxRetransmits", "I"); |
| jfieldID protocol_id = |
| GetFieldID(jni, j_init_class, "protocol", "Ljava/lang/String;"); |
| jfieldID negotiated_id = GetFieldID(jni, j_init_class, "negotiated", "Z"); |
| jfieldID id_id = GetFieldID(jni, j_init_class, "id", "I"); |
| |
| init.ordered = GetBooleanField(jni, j_init, ordered_id); |
| init.maxRetransmitTime = GetIntField(jni, j_init, max_retransmit_time_id); |
| init.maxRetransmits = GetIntField(jni, j_init, max_retransmits_id); |
| init.protocol = JavaToStdString( |
| jni, GetStringField(jni, j_init, protocol_id)); |
| init.negotiated = GetBooleanField(jni, j_init, negotiated_id); |
| init.id = GetIntField(jni, j_init, id_id); |
| |
| return init; |
| } |
| |
| class ConstraintsWrapper; |
| |
| // Adapter between the C++ PeerConnectionObserver interface and the Java |
| // PeerConnection.Observer interface. Wraps an instance of the Java interface |
| // and dispatches C++ callbacks to Java. |
| class PCOJava : public PeerConnectionObserver { |
| public: |
| PCOJava(JNIEnv* jni, jobject j_observer) |
| : j_observer_global_(jni, j_observer), |
| j_observer_class_(jni, GetObjectClass(jni, *j_observer_global_)), |
| j_media_stream_class_(jni, FindClass(jni, "org/webrtc/MediaStream")), |
| j_media_stream_ctor_(GetMethodID( |
| jni, *j_media_stream_class_, "<init>", "(J)V")), |
| j_audio_track_class_(jni, FindClass(jni, "org/webrtc/AudioTrack")), |
| j_audio_track_ctor_(GetMethodID( |
| jni, *j_audio_track_class_, "<init>", "(J)V")), |
| j_video_track_class_(jni, FindClass(jni, "org/webrtc/VideoTrack")), |
| j_video_track_ctor_(GetMethodID( |
| jni, *j_video_track_class_, "<init>", "(J)V")), |
| j_data_channel_class_(jni, FindClass(jni, "org/webrtc/DataChannel")), |
| j_data_channel_ctor_(GetMethodID( |
| jni, *j_data_channel_class_, "<init>", "(J)V")) { |
| } |
| |
| virtual ~PCOJava() {} |
| |
| virtual void OnIceCandidate(const IceCandidateInterface* candidate) OVERRIDE { |
| std::string sdp; |
| CHECK(candidate->ToString(&sdp), "got so far: " << sdp); |
| jclass candidate_class = FindClass(jni(), "org/webrtc/IceCandidate"); |
| jmethodID ctor = GetMethodID(jni(), candidate_class, |
| "<init>", "(Ljava/lang/String;ILjava/lang/String;)V"); |
| ScopedLocalRef<jstring> j_mid( |
| jni(), JavaStringFromStdString(jni(), candidate->sdp_mid())); |
| ScopedLocalRef<jstring> j_sdp(jni(), JavaStringFromStdString(jni(), sdp)); |
| ScopedLocalRef<jobject> j_candidate(jni(), jni()->NewObject( |
| candidate_class, ctor, *j_mid, candidate->sdp_mline_index(), *j_sdp)); |
| CHECK_EXCEPTION(jni(), "error during NewObject"); |
| jmethodID m = GetMethodID(jni(), *j_observer_class_, |
| "onIceCandidate", "(Lorg/webrtc/IceCandidate;)V"); |
| jni()->CallVoidMethod(*j_observer_global_, m, *j_candidate); |
| CHECK_EXCEPTION(jni(), "error during CallVoidMethod"); |
| } |
| |
| virtual void OnError() OVERRIDE { |
| jmethodID m = GetMethodID(jni(), *j_observer_class_, "onError", "(V)V"); |
| jni()->CallVoidMethod(*j_observer_global_, m); |
| CHECK_EXCEPTION(jni(), "error during CallVoidMethod"); |
| } |
| |
| virtual void OnSignalingChange( |
| PeerConnectionInterface::SignalingState new_state) OVERRIDE { |
| jmethodID m = GetMethodID( |
| jni(), *j_observer_class_, "onSignalingChange", |
| "(Lorg/webrtc/PeerConnection$SignalingState;)V"); |
| ScopedLocalRef<jobject> new_state_enum(jni(), JavaEnumFromIndex( |
| jni(), "PeerConnection$SignalingState", new_state)); |
| jni()->CallVoidMethod(*j_observer_global_, m, *new_state_enum); |
| CHECK_EXCEPTION(jni(), "error during CallVoidMethod"); |
| } |
| |
| virtual void OnIceConnectionChange( |
| PeerConnectionInterface::IceConnectionState new_state) OVERRIDE { |
| jmethodID m = GetMethodID( |
| jni(), *j_observer_class_, "onIceConnectionChange", |
| "(Lorg/webrtc/PeerConnection$IceConnectionState;)V"); |
| ScopedLocalRef<jobject> new_state_enum(jni(), JavaEnumFromIndex( |
| jni(), "PeerConnection$IceConnectionState", new_state)); |
| jni()->CallVoidMethod(*j_observer_global_, m, *new_state_enum); |
| CHECK_EXCEPTION(jni(), "error during CallVoidMethod"); |
| } |
| |
| virtual void OnIceGatheringChange( |
| PeerConnectionInterface::IceGatheringState new_state) OVERRIDE { |
| jmethodID m = GetMethodID( |
| jni(), *j_observer_class_, "onIceGatheringChange", |
| "(Lorg/webrtc/PeerConnection$IceGatheringState;)V"); |
| ScopedLocalRef<jobject> new_state_enum(jni(), JavaEnumFromIndex( |
| jni(), "PeerConnection$IceGatheringState", new_state)); |
| jni()->CallVoidMethod(*j_observer_global_, m, *new_state_enum); |
| CHECK_EXCEPTION(jni(), "error during CallVoidMethod"); |
| } |
| |
| virtual void OnAddStream(MediaStreamInterface* stream) OVERRIDE { |
| ScopedLocalRef<jobject> j_stream(jni(), jni()->NewObject( |
| *j_media_stream_class_, j_media_stream_ctor_, (jlong)stream)); |
| CHECK_EXCEPTION(jni(), "error during NewObject"); |
| |
| AudioTrackVector audio_tracks = stream->GetAudioTracks(); |
| for (size_t i = 0; i < audio_tracks.size(); ++i) { |
| AudioTrackInterface* track = audio_tracks[i]; |
| ScopedLocalRef<jstring> id( |
| jni(), JavaStringFromStdString(jni(), track->id())); |
| ScopedLocalRef<jobject> j_track(jni(), jni()->NewObject( |
| *j_audio_track_class_, j_audio_track_ctor_, (jlong)track, *id)); |
| CHECK_EXCEPTION(jni(), "error during NewObject"); |
| jfieldID audio_tracks_id = GetFieldID( |
| jni(), *j_media_stream_class_, "audioTracks", "Ljava/util/List;"); |
| ScopedLocalRef<jobject> audio_tracks(jni(), GetObjectField( |
| jni(), *j_stream, audio_tracks_id)); |
| jmethodID add = GetMethodID(jni(), |
| GetObjectClass(jni(), *audio_tracks), "add", "(Ljava/lang/Object;)Z"); |
| jboolean added = jni()->CallBooleanMethod(*audio_tracks, add, *j_track); |
| CHECK_EXCEPTION(jni(), "error during CallBooleanMethod"); |
| CHECK(added, ""); |
| } |
| |
| VideoTrackVector video_tracks = stream->GetVideoTracks(); |
| for (size_t i = 0; i < video_tracks.size(); ++i) { |
| VideoTrackInterface* track = video_tracks[i]; |
| ScopedLocalRef<jstring> id( |
| jni(), JavaStringFromStdString(jni(), track->id())); |
| ScopedLocalRef<jobject> j_track(jni(), jni()->NewObject( |
| *j_video_track_class_, j_video_track_ctor_, (jlong)track, *id)); |
| CHECK_EXCEPTION(jni(), "error during NewObject"); |
| jfieldID video_tracks_id = GetFieldID( |
| jni(), *j_media_stream_class_, "videoTracks", "Ljava/util/List;"); |
| ScopedLocalRef<jobject> video_tracks(jni(), GetObjectField( |
| jni(), *j_stream, video_tracks_id)); |
| jmethodID add = GetMethodID(jni(), |
| GetObjectClass(jni(), *video_tracks), "add", "(Ljava/lang/Object;)Z"); |
| jboolean added = jni()->CallBooleanMethod(*video_tracks, add, *j_track); |
| CHECK_EXCEPTION(jni(), "error during CallBooleanMethod"); |
| CHECK(added, ""); |
| } |
| streams_[stream] = jni()->NewWeakGlobalRef(*j_stream); |
| CHECK_EXCEPTION(jni(), "error during NewWeakGlobalRef"); |
| |
| jmethodID m = GetMethodID(jni(), *j_observer_class_, "onAddStream", |
| "(Lorg/webrtc/MediaStream;)V"); |
| jni()->CallVoidMethod(*j_observer_global_, m, *j_stream); |
| CHECK_EXCEPTION(jni(), "error during CallVoidMethod"); |
| } |
| |
| virtual void OnRemoveStream(MediaStreamInterface* stream) OVERRIDE { |
| NativeToJavaStreamsMap::iterator it = streams_.find(stream); |
| CHECK(it != streams_.end(), "unexpected stream: " << std::hex << stream); |
| |
| WeakRef s(jni(), it->second); |
| streams_.erase(it); |
| if (!s.obj()) |
| return; |
| |
| jmethodID m = GetMethodID(jni(), *j_observer_class_, "onRemoveStream", |
| "(Lorg/webrtc/MediaStream;)V"); |
| jni()->CallVoidMethod(*j_observer_global_, m, s.obj()); |
| CHECK_EXCEPTION(jni(), "error during CallVoidMethod"); |
| } |
| |
| virtual void OnDataChannel(DataChannelInterface* channel) OVERRIDE { |
| ScopedLocalRef<jobject> j_channel(jni(), jni()->NewObject( |
| *j_data_channel_class_, j_data_channel_ctor_, (jlong)channel)); |
| CHECK_EXCEPTION(jni(), "error during NewObject"); |
| // Channel is now owned by Java object, and will be freed from |
| // DataChannel.dispose(). |
| channel->AddRef(); |
| |
| jmethodID m = GetMethodID(jni(), *j_observer_class_, "onDataChannel", |
| "(Lorg/webrtc/DataChannel;)V"); |
| jni()->CallVoidMethod(*j_observer_global_, m, *j_channel); |
| CHECK_EXCEPTION(jni(), "error during CallVoidMethod"); |
| } |
| |
| void SetConstraints(ConstraintsWrapper* constraints) { |
| CHECK(!constraints_.get(), "constraints already set!"); |
| constraints_.reset(constraints); |
| } |
| |
| const ConstraintsWrapper* constraints() { return constraints_.get(); } |
| |
| private: |
| JNIEnv* jni() { |
| return AttachCurrentThreadIfNeeded(); |
| } |
| |
| const ScopedGlobalRef<jobject> j_observer_global_; |
| const ScopedGlobalRef<jclass> j_observer_class_; |
| const ScopedGlobalRef<jclass> j_media_stream_class_; |
| const jmethodID j_media_stream_ctor_; |
| const ScopedGlobalRef<jclass> j_audio_track_class_; |
| const jmethodID j_audio_track_ctor_; |
| const ScopedGlobalRef<jclass> j_video_track_class_; |
| const jmethodID j_video_track_ctor_; |
| const ScopedGlobalRef<jclass> j_data_channel_class_; |
| const jmethodID j_data_channel_ctor_; |
| typedef std::map<void*, jweak> NativeToJavaStreamsMap; |
| NativeToJavaStreamsMap streams_; // C++ -> Java streams. |
| talk_base::scoped_ptr<ConstraintsWrapper> constraints_; |
| }; |
| |
| // Wrapper for a Java MediaConstraints object. Copies all needed data so when |
| // the constructor returns the Java object is no longer needed. |
| class ConstraintsWrapper : public MediaConstraintsInterface { |
| public: |
| ConstraintsWrapper(JNIEnv* jni, jobject j_constraints) { |
| PopulateConstraintsFromJavaPairList( |
| jni, j_constraints, "mandatory", &mandatory_); |
| PopulateConstraintsFromJavaPairList( |
| jni, j_constraints, "optional", &optional_); |
| } |
| |
| virtual ~ConstraintsWrapper() {} |
| |
| // MediaConstraintsInterface. |
| virtual const Constraints& GetMandatory() const OVERRIDE { |
| return mandatory_; |
| } |
| |
| virtual const Constraints& GetOptional() const OVERRIDE { |
| return optional_; |
| } |
| |
| private: |
| // Helper for translating a List<Pair<String, String>> to a Constraints. |
| static void PopulateConstraintsFromJavaPairList( |
| JNIEnv* jni, jobject j_constraints, |
| const char* field_name, Constraints* field) { |
| jfieldID j_id = GetFieldID(jni, |
| GetObjectClass(jni, j_constraints), field_name, "Ljava/util/List;"); |
| jobject j_list = GetObjectField(jni, j_constraints, j_id); |
| jmethodID j_iterator_id = GetMethodID(jni, |
| GetObjectClass(jni, j_list), "iterator", "()Ljava/util/Iterator;"); |
| jobject j_iterator = jni->CallObjectMethod(j_list, j_iterator_id); |
| CHECK_EXCEPTION(jni, "error during CallObjectMethod"); |
| jmethodID j_has_next = GetMethodID(jni, |
| GetObjectClass(jni, j_iterator), "hasNext", "()Z"); |
| jmethodID j_next = GetMethodID(jni, |
| GetObjectClass(jni, j_iterator), "next", "()Ljava/lang/Object;"); |
| while (jni->CallBooleanMethod(j_iterator, j_has_next)) { |
| CHECK_EXCEPTION(jni, "error during CallBooleanMethod"); |
| jobject entry = jni->CallObjectMethod(j_iterator, j_next); |
| CHECK_EXCEPTION(jni, "error during CallObjectMethod"); |
| jmethodID get_key = GetMethodID(jni, |
| GetObjectClass(jni, entry), "getKey", "()Ljava/lang/String;"); |
| jstring j_key = reinterpret_cast<jstring>( |
| jni->CallObjectMethod(entry, get_key)); |
| CHECK_EXCEPTION(jni, "error during CallObjectMethod"); |
| jmethodID get_value = GetMethodID(jni, |
| GetObjectClass(jni, entry), "getValue", "()Ljava/lang/String;"); |
| jstring j_value = reinterpret_cast<jstring>( |
| jni->CallObjectMethod(entry, get_value)); |
| CHECK_EXCEPTION(jni, "error during CallObjectMethod"); |
| field->push_back(Constraint(JavaToStdString(jni, j_key), |
| JavaToStdString(jni, j_value))); |
| } |
| CHECK_EXCEPTION(jni, "error during CallBooleanMethod"); |
| } |
| |
| Constraints mandatory_; |
| Constraints optional_; |
| }; |
| |
| static jobject JavaSdpFromNativeSdp( |
| JNIEnv* jni, const SessionDescriptionInterface* desc) { |
| std::string sdp; |
| CHECK(desc->ToString(&sdp), "got so far: " << sdp); |
| ScopedLocalRef<jstring> j_description(jni, JavaStringFromStdString(jni, sdp)); |
| |
| jclass j_type_class = FindClass( |
| jni, "org/webrtc/SessionDescription$Type"); |
| jmethodID j_type_from_canonical = GetStaticMethodID( |
| jni, j_type_class, "fromCanonicalForm", |
| "(Ljava/lang/String;)Lorg/webrtc/SessionDescription$Type;"); |
| ScopedLocalRef<jstring> j_type_string( |
| jni, JavaStringFromStdString(jni, desc->type())); |
| jobject j_type = jni->CallStaticObjectMethod( |
| j_type_class, j_type_from_canonical, *j_type_string); |
| CHECK_EXCEPTION(jni, "error during CallObjectMethod"); |
| |
| jclass j_sdp_class = FindClass(jni, "org/webrtc/SessionDescription"); |
| jmethodID j_sdp_ctor = GetMethodID( |
| jni, j_sdp_class, "<init>", |
| "(Lorg/webrtc/SessionDescription$Type;Ljava/lang/String;)V"); |
| jobject j_sdp = jni->NewObject( |
| j_sdp_class, j_sdp_ctor, j_type, *j_description); |
| CHECK_EXCEPTION(jni, "error during NewObject"); |
| return j_sdp; |
| } |
| |
| template <class T> // T is one of {Create,Set}SessionDescriptionObserver. |
| class SdpObserverWrapper : public T { |
| public: |
| SdpObserverWrapper(JNIEnv* jni, jobject j_observer, |
| ConstraintsWrapper* constraints) |
| : constraints_(constraints), |
| j_observer_global_(jni, j_observer), |
| j_observer_class_(jni, GetObjectClass(jni, j_observer)) { |
| } |
| |
| virtual ~SdpObserverWrapper() {} |
| |
| // Can't mark OVERRIDE because of templating. |
| virtual void OnSuccess() { |
| jmethodID m = GetMethodID(jni(), *j_observer_class_, "onSetSuccess", "()V"); |
| jni()->CallVoidMethod(*j_observer_global_, m); |
| CHECK_EXCEPTION(jni(), "error during CallVoidMethod"); |
| } |
| |
| // Can't mark OVERRIDE because of templating. |
| virtual void OnSuccess(SessionDescriptionInterface* desc) { |
| jmethodID m = GetMethodID( |
| jni(), *j_observer_class_, "onCreateSuccess", |
| "(Lorg/webrtc/SessionDescription;)V"); |
| ScopedLocalRef<jobject> j_sdp(jni(), JavaSdpFromNativeSdp(jni(), desc)); |
| jni()->CallVoidMethod(*j_observer_global_, m, *j_sdp); |
| CHECK_EXCEPTION(jni(), "error during CallVoidMethod"); |
| } |
| |
| protected: |
| // Common implementation for failure of Set & Create types, distinguished by |
| // |op| being "Set" or "Create". |
| void OnFailure(const std::string& op, const std::string& error) { |
| jmethodID m = GetMethodID(jni(), *j_observer_class_, "on" + op + "Failure", |
| "(Ljava/lang/String;)V"); |
| ScopedLocalRef<jstring> j_error_string( |
| jni(), JavaStringFromStdString(jni(), error)); |
| jni()->CallVoidMethod(*j_observer_global_, m, *j_error_string); |
| CHECK_EXCEPTION(jni(), "error during CallVoidMethod"); |
| } |
| |
| private: |
| JNIEnv* jni() { |
| return AttachCurrentThreadIfNeeded(); |
| } |
| |
| talk_base::scoped_ptr<ConstraintsWrapper> constraints_; |
| const ScopedGlobalRef<jobject> j_observer_global_; |
| const ScopedGlobalRef<jclass> j_observer_class_; |
| }; |
| |
| class CreateSdpObserverWrapper |
| : public SdpObserverWrapper<CreateSessionDescriptionObserver> { |
| public: |
| CreateSdpObserverWrapper(JNIEnv* jni, jobject j_observer, |
| ConstraintsWrapper* constraints) |
| : SdpObserverWrapper(jni, j_observer, constraints) {} |
| |
| virtual void OnFailure(const std::string& error) OVERRIDE { |
| SdpObserverWrapper::OnFailure(std::string("Create"), error); |
| } |
| }; |
| |
| class SetSdpObserverWrapper |
| : public SdpObserverWrapper<SetSessionDescriptionObserver> { |
| public: |
| SetSdpObserverWrapper(JNIEnv* jni, jobject j_observer, |
| ConstraintsWrapper* constraints) |
| : SdpObserverWrapper(jni, j_observer, constraints) {} |
| |
| virtual void OnFailure(const std::string& error) OVERRIDE { |
| SdpObserverWrapper::OnFailure(std::string("Set"), error); |
| } |
| }; |
| |
| // Adapter for a Java DataChannel$Observer presenting a C++ DataChannelObserver |
| // and dispatching the callback from C++ back to Java. |
| class DataChannelObserverWrapper : public DataChannelObserver { |
| public: |
| DataChannelObserverWrapper(JNIEnv* jni, jobject j_observer) |
| : j_observer_global_(jni, j_observer), |
| j_observer_class_(jni, GetObjectClass(jni, j_observer)), |
| j_on_state_change_mid_(GetMethodID(jni, *j_observer_class_, |
| "onStateChange", "()V")), |
| j_on_message_mid_(GetMethodID(jni, *j_observer_class_, "onMessage", |
| "(Lorg/webrtc/DataChannel$Buffer;)V")), |
| j_buffer_class_(jni, FindClass(jni, "org/webrtc/DataChannel$Buffer")), |
| j_buffer_ctor_(GetMethodID(jni, *j_buffer_class_, |
| "<init>", "(Ljava/nio/ByteBuffer;Z)V")) { |
| } |
| |
| virtual ~DataChannelObserverWrapper() {} |
| |
| virtual void OnStateChange() OVERRIDE { |
| jni()->CallVoidMethod(*j_observer_global_, j_on_state_change_mid_); |
| CHECK_EXCEPTION(jni(), "error during CallVoidMethod"); |
| } |
| |
| virtual void OnMessage(const DataBuffer& buffer) OVERRIDE { |
| jobject byte_buffer = |
| jni()->NewDirectByteBuffer(const_cast<char*>(buffer.data.data()), |
| buffer.data.length()); |
| jobject j_buffer = jni()->NewObject(*j_buffer_class_, j_buffer_ctor_, |
| byte_buffer, buffer.binary); |
| jni()->CallVoidMethod(*j_observer_global_, j_on_message_mid_, j_buffer); |
| CHECK_EXCEPTION(jni(), "error during CallVoidMethod"); |
| } |
| |
| private: |
| JNIEnv* jni() { |
| return AttachCurrentThreadIfNeeded(); |
| } |
| |
| const ScopedGlobalRef<jobject> j_observer_global_; |
| const ScopedGlobalRef<jclass> j_observer_class_; |
| const ScopedGlobalRef<jclass> j_buffer_class_; |
| const jmethodID j_on_state_change_mid_; |
| const jmethodID j_on_message_mid_; |
| const jmethodID j_buffer_ctor_; |
| }; |
| |
| // Adapter for a Java StatsObserver presenting a C++ StatsObserver and |
| // dispatching the callback from C++ back to Java. |
| class StatsObserverWrapper : public StatsObserver { |
| public: |
| StatsObserverWrapper(JNIEnv* jni, jobject j_observer) |
| : j_observer_global_(jni, j_observer), |
| j_observer_class_(jni, GetObjectClass(jni, j_observer)), |
| j_stats_report_class_(jni, FindClass(jni, "org/webrtc/StatsReport")), |
| j_stats_report_ctor_(GetMethodID( |
| jni, *j_stats_report_class_, "<init>", |
| "(Ljava/lang/String;Ljava/lang/String;D" |
| "[Lorg/webrtc/StatsReport$Value;)V")), |
| j_value_class_(jni, FindClass( |
| jni, "org/webrtc/StatsReport$Value")), |
| j_value_ctor_(GetMethodID( |
| jni, *j_value_class_, "<init>", |
| "(Ljava/lang/String;Ljava/lang/String;)V")) { |
| } |
| |
| virtual ~StatsObserverWrapper() {} |
| |
| virtual void OnComplete(const std::vector<StatsReport>& reports) OVERRIDE { |
| ScopedLocalRef<jobjectArray> j_reports(jni(), |
| ReportsToJava(jni(), reports)); |
| jmethodID m = GetMethodID(jni(), *j_observer_class_, "onComplete", |
| "([Lorg/webrtc/StatsReport;)V"); |
| jni()->CallVoidMethod(*j_observer_global_, m, *j_reports); |
| CHECK_EXCEPTION(jni(), "error during CallVoidMethod"); |
| } |
| |
| private: |
| jobjectArray ReportsToJava( |
| JNIEnv* jni, const std::vector<StatsReport>& reports) { |
| jobjectArray reports_array = jni->NewObjectArray( |
| reports.size(), *j_stats_report_class_, NULL); |
| for (int i = 0; i < reports.size(); ++i) { |
| const StatsReport& report = reports[i]; |
| ScopedLocalRef<jstring> j_id( |
| jni, JavaStringFromStdString(jni, report.id)); |
| ScopedLocalRef<jstring> j_type( |
| jni, JavaStringFromStdString(jni, report.type)); |
| ScopedLocalRef<jobjectArray> j_values( |
| jni, ValuesToJava(jni, report.values)); |
| ScopedLocalRef<jobject> j_report(jni, jni->NewObject( |
| *j_stats_report_class_, j_stats_report_ctor_, *j_id, *j_type, |
| report.timestamp, *j_values)); |
| jni->SetObjectArrayElement(reports_array, i, *j_report); |
| } |
| return reports_array; |
| } |
| |
| jobjectArray ValuesToJava(JNIEnv* jni, const StatsReport::Values& values) { |
| jobjectArray j_values = jni->NewObjectArray( |
| values.size(), *j_value_class_, NULL); |
| for (int i = 0; i < values.size(); ++i) { |
| const StatsReport::Value& value = values[i]; |
| ScopedLocalRef<jstring> j_name( |
| jni, JavaStringFromStdString(jni, value.name)); |
| ScopedLocalRef<jstring> j_value( |
| jni, JavaStringFromStdString(jni, value.value)); |
| ScopedLocalRef<jobject> j_element_value(jni, jni->NewObject( |
| *j_value_class_, j_value_ctor_, *j_name, *j_value)); |
| jni->SetObjectArrayElement(j_values, i, *j_element_value); |
| } |
| return j_values; |
| } |
| |
| JNIEnv* jni() { |
| return AttachCurrentThreadIfNeeded(); |
| } |
| |
| const ScopedGlobalRef<jobject> j_observer_global_; |
| const ScopedGlobalRef<jclass> j_observer_class_; |
| const ScopedGlobalRef<jclass> j_stats_report_class_; |
| const jmethodID j_stats_report_ctor_; |
| const ScopedGlobalRef<jclass> j_value_class_; |
| const jmethodID j_value_ctor_; |
| }; |
| |
| // Adapter presenting a cricket::VideoRenderer as a |
| // webrtc::VideoRendererInterface. |
| class VideoRendererWrapper : public VideoRendererInterface { |
| public: |
| static VideoRendererWrapper* Create(cricket::VideoRenderer* renderer) { |
| if (renderer) |
| return new VideoRendererWrapper(renderer); |
| return NULL; |
| } |
| |
| virtual ~VideoRendererWrapper() {} |
| |
| virtual void SetSize(int width, int height) OVERRIDE { |
| const bool kNotReserved = false; // What does this param mean?? |
| renderer_->SetSize(width, height, kNotReserved); |
| } |
| |
| virtual void RenderFrame(const cricket::VideoFrame* frame) OVERRIDE { |
| renderer_->RenderFrame(frame); |
| } |
| |
| private: |
| explicit VideoRendererWrapper(cricket::VideoRenderer* renderer) |
| : renderer_(renderer) {} |
| |
| talk_base::scoped_ptr<cricket::VideoRenderer> renderer_; |
| }; |
| |
| // Wrapper dispatching webrtc::VideoRendererInterface to a Java VideoRenderer |
| // instance. |
| class JavaVideoRendererWrapper : public VideoRendererInterface { |
| public: |
| JavaVideoRendererWrapper(JNIEnv* jni, jobject j_callbacks) |
| : j_callbacks_(jni, j_callbacks), |
| j_set_size_id_(GetMethodID( |
| jni, GetObjectClass(jni, j_callbacks), "setSize", "(II)V")), |
| j_render_frame_id_(GetMethodID( |
| jni, GetObjectClass(jni, j_callbacks), "renderFrame", |
| "(Lorg/webrtc/VideoRenderer$I420Frame;)V")), |
| j_frame_class_(jni, |
| FindClass(jni, "org/webrtc/VideoRenderer$I420Frame")), |
| j_frame_ctor_id_(GetMethodID( |
| jni, *j_frame_class_, "<init>", "(II[I[Ljava/nio/ByteBuffer;)V")), |
| j_byte_buffer_class_(jni, FindClass(jni, "java/nio/ByteBuffer")) { |
| CHECK_EXCEPTION(jni, ""); |
| } |
| |
| virtual ~JavaVideoRendererWrapper() {} |
| |
| virtual void SetSize(int width, int height) OVERRIDE { |
| jni()->CallVoidMethod(*j_callbacks_, j_set_size_id_, width, height); |
| CHECK_EXCEPTION(jni(), ""); |
| } |
| |
| virtual void RenderFrame(const cricket::VideoFrame* frame) OVERRIDE { |
| ScopedLocalRef<jobject> j_frame(jni(), CricketToJavaFrame(frame)); |
| jni()->CallVoidMethod(*j_callbacks_, j_render_frame_id_, *j_frame); |
| CHECK_EXCEPTION(jni(), ""); |
| } |
| |
| private: |
| // Return a VideoRenderer.I420Frame referring to the data in |frame|. |
| jobject CricketToJavaFrame(const cricket::VideoFrame* frame) { |
| ScopedLocalRef<jintArray> strides(jni(), jni()->NewIntArray(3)); |
| jint* strides_array = jni()->GetIntArrayElements(*strides, NULL); |
| strides_array[0] = frame->GetYPitch(); |
| strides_array[1] = frame->GetUPitch(); |
| strides_array[2] = frame->GetVPitch(); |
| jni()->ReleaseIntArrayElements(*strides, strides_array, 0); |
| ScopedLocalRef<jobjectArray> planes( |
| jni(), jni()->NewObjectArray(3, *j_byte_buffer_class_, NULL)); |
| ScopedLocalRef<jobject> y_buffer(jni(), jni()->NewDirectByteBuffer( |
| const_cast<uint8*>(frame->GetYPlane()), |
| frame->GetYPitch() * frame->GetHeight())); |
| ScopedLocalRef<jobject> u_buffer(jni(), jni()->NewDirectByteBuffer( |
| const_cast<uint8*>(frame->GetUPlane()), frame->GetChromaSize())); |
| ScopedLocalRef<jobject> v_buffer(jni(), jni()->NewDirectByteBuffer( |
| const_cast<uint8*>(frame->GetVPlane()), frame->GetChromaSize())); |
| jni()->SetObjectArrayElement(*planes, 0, *y_buffer); |
| jni()->SetObjectArrayElement(*planes, 1, *u_buffer); |
| jni()->SetObjectArrayElement(*planes, 2, *v_buffer); |
| return jni()->NewObject( |
| *j_frame_class_, j_frame_ctor_id_, |
| frame->GetWidth(), frame->GetHeight(), *strides, *planes); |
| } |
| |
| JNIEnv* jni() { |
| return AttachCurrentThreadIfNeeded(); |
| } |
| |
| ScopedGlobalRef<jobject> j_callbacks_; |
| jmethodID j_set_size_id_; |
| jmethodID j_render_frame_id_; |
| ScopedGlobalRef<jclass> j_frame_class_; |
| jmethodID j_frame_ctor_id_; |
| ScopedGlobalRef<jclass> j_byte_buffer_class_; |
| }; |
| |
| } // anonymous namespace |
| |
| |
| // Convenience macro defining JNI-accessible methods in the org.webrtc package. |
| // Eliminates unnecessary boilerplate and line-wraps, reducing visual clutter. |
| #define JOW(rettype, name) extern "C" rettype JNIEXPORT JNICALL \ |
| Java_org_webrtc_##name |
| |
| extern "C" jint JNIEXPORT JNICALL JNI_OnLoad(JavaVM *jvm, void *reserved) { |
| CHECK(!g_jvm, "JNI_OnLoad called more than once!"); |
| g_jvm = jvm; |
| CHECK(g_jvm, "JNI_OnLoad handed NULL?"); |
| |
| CHECK(talk_base::InitializeSSL(), "Failed to InitializeSSL()"); |
| |
| JNIEnv* jni; |
| if (jvm->GetEnv(reinterpret_cast<void**>(&jni), JNI_VERSION_1_6) != JNI_OK) |
| return -1; |
| g_class_reference_holder = new ClassReferenceHolder(jni); |
| |
| #ifdef ANDROID |
| webrtc::Trace::CreateTrace(); |
| CHECK(!webrtc::Trace::SetTraceFile("/sdcard/trace.txt", false), |
| "SetTraceFile failed"); |
| CHECK(!webrtc::Trace::SetLevelFilter(webrtc::kTraceAll), |
| "SetLevelFilter failed"); |
| #endif // ANDROID |
| |
| // Uncomment to get sensitive logs emitted (to stderr or logcat). |
| // talk_base::LogMessage::LogToDebug(talk_base::LS_SENSITIVE); |
| |
| return JNI_VERSION_1_6; |
| } |
| |
| extern "C" void JNIEXPORT JNICALL JNI_OnUnLoad(JavaVM *jvm, void *reserved) { |
| webrtc::Trace::ReturnTrace(); |
| delete g_class_reference_holder; |
| g_class_reference_holder = NULL; |
| CHECK(talk_base::CleanupSSL(), "Failed to CleanupSSL()"); |
| } |
| |
| static talk_base::scoped_refptr<DataChannelInterface> ExtractNativeDC( |
| JNIEnv* jni, jobject j_dc) { |
| jfieldID native_dc_id = GetFieldID(jni, |
| GetObjectClass(jni, j_dc), "nativeDataChannel", "J"); |
| jlong j_d = GetLongField(jni, j_dc, native_dc_id); |
| return talk_base::scoped_refptr<DataChannelInterface>( |
| reinterpret_cast<DataChannelInterface*>(j_d)); |
| } |
| |
| JOW(jlong, DataChannel_registerObserverNative)( |
| JNIEnv* jni, jobject j_dc, jobject j_observer) { |
| talk_base::scoped_ptr<DataChannelObserverWrapper> observer( |
| new DataChannelObserverWrapper(jni, j_observer)); |
| ExtractNativeDC(jni, j_dc)->RegisterObserver(observer.get()); |
| return reinterpret_cast<jlong>(observer.release()); |
| } |
| |
| JOW(void, DataChannel_unregisterObserverNative)( |
| JNIEnv* jni, jobject j_dc, jlong native_observer) { |
| ExtractNativeDC(jni, j_dc)->UnregisterObserver(); |
| delete reinterpret_cast<DataChannelObserverWrapper*>(native_observer); |
| } |
| |
| JOW(jstring, DataChannel_label)(JNIEnv* jni, jobject j_dc) { |
| return JavaStringFromStdString(jni, ExtractNativeDC(jni, j_dc)->label()); |
| } |
| |
| JOW(jobject, DataChannel_state)(JNIEnv* jni, jobject j_dc) { |
| return JavaEnumFromIndex( |
| jni, "DataChannel$State", ExtractNativeDC(jni, j_dc)->state()); |
| } |
| |
| JOW(jlong, DataChannel_bufferedAmount)(JNIEnv* jni, jobject j_dc) { |
| uint64 buffered_amount = ExtractNativeDC(jni, j_dc)->buffered_amount(); |
| CHECK(buffered_amount <= std::numeric_limits<int64>::max(), |
| "buffered_amount overflowed jlong!"); |
| return static_cast<jlong>(buffered_amount); |
| } |
| |
| JOW(void, DataChannel_close)(JNIEnv* jni, jobject j_dc) { |
| ExtractNativeDC(jni, j_dc)->Close(); |
| } |
| |
| JOW(jboolean, DataChannel_sendNative)(JNIEnv* jni, jobject j_dc, |
| jbyteArray data, jboolean binary) { |
| jbyte* bytes = jni->GetByteArrayElements(data, NULL); |
| bool ret = ExtractNativeDC(jni, j_dc)->Send(DataBuffer( |
| talk_base::Buffer(bytes, jni->GetArrayLength(data)), |
| binary)); |
| jni->ReleaseByteArrayElements(data, bytes, JNI_ABORT); |
| return ret; |
| } |
| |
| JOW(void, DataChannel_dispose)(JNIEnv* jni, jobject j_dc) { |
| ExtractNativeDC(jni, j_dc)->Release(); |
| } |
| |
| JOW(void, PeerConnection_freePeerConnection)(JNIEnv*, jclass, jlong j_p) { |
| reinterpret_cast<PeerConnectionInterface*>(j_p)->Release(); |
| } |
| |
| JOW(void, PeerConnection_freeObserver)(JNIEnv*, jclass, jlong j_p) { |
| PCOJava* p = reinterpret_cast<PCOJava*>(j_p); |
| delete p; |
| } |
| |
| JOW(void, MediaSource_free)(JNIEnv*, jclass, jlong j_p) { |
| reinterpret_cast<MediaSourceInterface*>(j_p)->Release(); |
| } |
| |
| JOW(void, VideoCapturer_free)(JNIEnv*, jclass, jlong j_p) { |
| delete reinterpret_cast<cricket::VideoCapturer*>(j_p); |
| } |
| |
| JOW(void, VideoRenderer_free)(JNIEnv*, jclass, jlong j_p) { |
| delete reinterpret_cast<VideoRendererWrapper*>(j_p); |
| } |
| |
| JOW(void, MediaStreamTrack_free)(JNIEnv*, jclass, jlong j_p) { |
| reinterpret_cast<MediaStreamTrackInterface*>(j_p)->Release(); |
| } |
| |
| JOW(jboolean, MediaStream_nativeAddAudioTrack)( |
| JNIEnv* jni, jclass, jlong pointer, jlong j_audio_track_pointer) { |
| talk_base::scoped_refptr<MediaStreamInterface> stream( |
| reinterpret_cast<MediaStreamInterface*>(pointer)); |
| talk_base::scoped_refptr<AudioTrackInterface> track( |
| reinterpret_cast<AudioTrackInterface*>(j_audio_track_pointer)); |
| return stream->AddTrack(track); |
| } |
| |
| JOW(jboolean, MediaStream_nativeAddVideoTrack)( |
| JNIEnv* jni, jclass, jlong pointer, jlong j_video_track_pointer) { |
| talk_base::scoped_refptr<MediaStreamInterface> stream( |
| reinterpret_cast<MediaStreamInterface*>(pointer)); |
| talk_base::scoped_refptr<VideoTrackInterface> track( |
| reinterpret_cast<VideoTrackInterface*>(j_video_track_pointer)); |
| return stream->AddTrack(track); |
| } |
| |
| JOW(jboolean, MediaStream_nativeRemoveAudioTrack)( |
| JNIEnv* jni, jclass, jlong pointer, jlong j_audio_track_pointer) { |
| talk_base::scoped_refptr<MediaStreamInterface> stream( |
| reinterpret_cast<MediaStreamInterface*>(pointer)); |
| talk_base::scoped_refptr<AudioTrackInterface> track( |
| reinterpret_cast<AudioTrackInterface*>(j_audio_track_pointer)); |
| return stream->RemoveTrack(track); |
| } |
| |
| JOW(jboolean, MediaStream_nativeRemoveVideoTrack)( |
| JNIEnv* jni, jclass, jlong pointer, jlong j_video_track_pointer) { |
| talk_base::scoped_refptr<MediaStreamInterface> stream( |
| reinterpret_cast<MediaStreamInterface*>(pointer)); |
| talk_base::scoped_refptr<VideoTrackInterface> track( |
| reinterpret_cast<VideoTrackInterface*>(j_video_track_pointer)); |
| return stream->RemoveTrack(track); |
| } |
| |
| JOW(jstring, MediaStream_nativeLabel)(JNIEnv* jni, jclass, jlong j_p) { |
| return JavaStringFromStdString( |
| jni, reinterpret_cast<MediaStreamInterface*>(j_p)->label()); |
| } |
| |
| JOW(void, MediaStream_free)(JNIEnv*, jclass, jlong j_p) { |
| reinterpret_cast<MediaStreamInterface*>(j_p)->Release(); |
| } |
| |
| JOW(jlong, PeerConnectionFactory_nativeCreateObserver)( |
| JNIEnv * jni, jclass, jobject j_observer) { |
| return (jlong)new PCOJava(jni, j_observer); |
| } |
| |
| #ifdef ANDROID |
| JOW(jboolean, PeerConnectionFactory_initializeAndroidGlobals)( |
| JNIEnv* jni, jclass, jobject context) { |
| CHECK(g_jvm, "JNI_OnLoad failed to run?"); |
| bool failure = false; |
| failure |= webrtc::VideoEngine::SetAndroidObjects(g_jvm, context); |
| failure |= webrtc::VoiceEngine::SetAndroidObjects(g_jvm, jni, context); |
| return !failure; |
| } |
| #endif // ANDROID |
| |
| JOW(jlong, PeerConnectionFactory_nativeCreatePeerConnectionFactory)( |
| JNIEnv* jni, jclass) { |
| talk_base::scoped_refptr<PeerConnectionFactoryInterface> factory( |
| webrtc::CreatePeerConnectionFactory()); |
| return (jlong)factory.release(); |
| } |
| |
| JOW(void, PeerConnectionFactory_freeFactory)(JNIEnv*, jclass, jlong j_p) { |
| reinterpret_cast<PeerConnectionFactoryInterface*>(j_p)->Release(); |
| } |
| |
| JOW(jlong, PeerConnectionFactory_nativeCreateLocalMediaStream)( |
| JNIEnv* jni, jclass, jlong native_factory, jstring label) { |
| talk_base::scoped_refptr<PeerConnectionFactoryInterface> factory( |
| reinterpret_cast<PeerConnectionFactoryInterface*>(native_factory)); |
| talk_base::scoped_refptr<MediaStreamInterface> stream( |
| factory->CreateLocalMediaStream(JavaToStdString(jni, label))); |
| return (jlong)stream.release(); |
| } |
| |
| JOW(jlong, PeerConnectionFactory_nativeCreateVideoSource)( |
| JNIEnv* jni, jclass, jlong native_factory, jlong native_capturer, |
| jobject j_constraints) { |
| talk_base::scoped_ptr<ConstraintsWrapper> constraints( |
| new ConstraintsWrapper(jni, j_constraints)); |
| talk_base::scoped_refptr<PeerConnectionFactoryInterface> factory( |
| reinterpret_cast<PeerConnectionFactoryInterface*>(native_factory)); |
| talk_base::scoped_refptr<VideoSourceInterface> source( |
| factory->CreateVideoSource( |
| reinterpret_cast<cricket::VideoCapturer*>(native_capturer), |
| constraints.get())); |
| return (jlong)source.release(); |
| } |
| |
| JOW(jlong, PeerConnectionFactory_nativeCreateVideoTrack)( |
| JNIEnv* jni, jclass, jlong native_factory, jstring id, |
| jlong native_source) { |
| talk_base::scoped_refptr<PeerConnectionFactoryInterface> factory( |
| reinterpret_cast<PeerConnectionFactoryInterface*>(native_factory)); |
| talk_base::scoped_refptr<VideoTrackInterface> track( |
| factory->CreateVideoTrack( |
| JavaToStdString(jni, id), |
| reinterpret_cast<VideoSourceInterface*>(native_source))); |
| return (jlong)track.release(); |
| } |
| |
| JOW(jlong, PeerConnectionFactory_nativeCreateAudioTrack)( |
| JNIEnv* jni, jclass, jlong native_factory, jstring id) { |
| talk_base::scoped_refptr<PeerConnectionFactoryInterface> factory( |
| reinterpret_cast<PeerConnectionFactoryInterface*>(native_factory)); |
| talk_base::scoped_refptr<AudioTrackInterface> track( |
| factory->CreateAudioTrack(JavaToStdString(jni, id), NULL)); |
| return (jlong)track.release(); |
| } |
| |
| static void JavaIceServersToJsepIceServers( |
| JNIEnv* jni, jobject j_ice_servers, |
| PeerConnectionInterface::IceServers* ice_servers) { |
| jclass list_class = GetObjectClass(jni, j_ice_servers); |
| jmethodID iterator_id = GetMethodID( |
| jni, list_class, "iterator", "()Ljava/util/Iterator;"); |
| jobject iterator = jni->CallObjectMethod(j_ice_servers, iterator_id); |
| CHECK_EXCEPTION(jni, "error during CallObjectMethod"); |
| jmethodID iterator_has_next = GetMethodID( |
| jni, GetObjectClass(jni, iterator), "hasNext", "()Z"); |
| jmethodID iterator_next = GetMethodID( |
| jni, GetObjectClass(jni, iterator), "next", "()Ljava/lang/Object;"); |
| while (jni->CallBooleanMethod(iterator, iterator_has_next)) { |
| CHECK_EXCEPTION(jni, "error during CallBooleanMethod"); |
| jobject j_ice_server = jni->CallObjectMethod(iterator, iterator_next); |
| CHECK_EXCEPTION(jni, "error during CallObjectMethod"); |
| jclass j_ice_server_class = GetObjectClass(jni, j_ice_server); |
| jfieldID j_ice_server_uri_id = |
| GetFieldID(jni, j_ice_server_class, "uri", "Ljava/lang/String;"); |
| jfieldID j_ice_server_username_id = |
| GetFieldID(jni, j_ice_server_class, "username", "Ljava/lang/String;"); |
| jfieldID j_ice_server_password_id = |
| GetFieldID(jni, j_ice_server_class, "password", "Ljava/lang/String;"); |
| jstring uri = reinterpret_cast<jstring>( |
| GetObjectField(jni, j_ice_server, j_ice_server_uri_id)); |
| jstring username = reinterpret_cast<jstring>( |
| GetObjectField(jni, j_ice_server, j_ice_server_username_id)); |
| jstring password = reinterpret_cast<jstring>( |
| GetObjectField(jni, j_ice_server, j_ice_server_password_id)); |
| PeerConnectionInterface::IceServer server; |
| server.uri = JavaToStdString(jni, uri); |
| server.username = JavaToStdString(jni, username); |
| server.password = JavaToStdString(jni, password); |
| ice_servers->push_back(server); |
| } |
| CHECK_EXCEPTION(jni, "error during CallBooleanMethod"); |
| } |
| |
| JOW(jlong, PeerConnectionFactory_nativeCreatePeerConnection)( |
| JNIEnv *jni, jclass, jlong factory, jobject j_ice_servers, |
| jobject j_constraints, jlong observer_p) { |
| talk_base::scoped_refptr<PeerConnectionFactoryInterface> f( |
| reinterpret_cast<PeerConnectionFactoryInterface*>(factory)); |
| PeerConnectionInterface::IceServers servers; |
| JavaIceServersToJsepIceServers(jni, j_ice_servers, &servers); |
| PCOJava* observer = reinterpret_cast<PCOJava*>(observer_p); |
| observer->SetConstraints(new ConstraintsWrapper(jni, j_constraints)); |
| talk_base::scoped_refptr<PeerConnectionInterface> pc(f->CreatePeerConnection( |
| servers, observer->constraints(), NULL, observer)); |
| return (jlong)pc.release(); |
| } |
| |
| static talk_base::scoped_refptr<PeerConnectionInterface> ExtractNativePC( |
| JNIEnv* jni, jobject j_pc) { |
| jfieldID native_pc_id = GetFieldID(jni, |
| GetObjectClass(jni, j_pc), "nativePeerConnection", "J"); |
| jlong j_p = GetLongField(jni, j_pc, native_pc_id); |
| return talk_base::scoped_refptr<PeerConnectionInterface>( |
| reinterpret_cast<PeerConnectionInterface*>(j_p)); |
| } |
| |
| JOW(jobject, PeerConnection_getLocalDescription)(JNIEnv* jni, jobject j_pc) { |
| const SessionDescriptionInterface* sdp = |
| ExtractNativePC(jni, j_pc)->local_description(); |
| return sdp ? JavaSdpFromNativeSdp(jni, sdp) : NULL; |
| } |
| |
| JOW(jobject, PeerConnection_getRemoteDescription)(JNIEnv* jni, jobject j_pc) { |
| const SessionDescriptionInterface* sdp = |
| ExtractNativePC(jni, j_pc)->remote_description(); |
| return sdp ? JavaSdpFromNativeSdp(jni, sdp) : NULL; |
| } |
| |
| JOW(jobject, PeerConnection_createDataChannel)( |
| JNIEnv* jni, jobject j_pc, jstring j_label, jobject j_init) { |
| DataChannelInit init = JavaDataChannelInitToNative(jni, j_init); |
| talk_base::scoped_refptr<DataChannelInterface> channel( |
| ExtractNativePC(jni, j_pc)->CreateDataChannel( |
| JavaToStdString(jni, j_label), &init)); |
| jclass j_data_channel_class = FindClass(jni, "org/webrtc/DataChannel"); |
| jmethodID j_data_channel_ctor = GetMethodID( |
| jni, j_data_channel_class, "<init>", "(J)V"); |
| jobject j_channel = jni->NewObject( |
| j_data_channel_class, j_data_channel_ctor, channel.get()); |
| CHECK_EXCEPTION(jni, "error during NewObject"); |
| // Channel is now owned by Java object, and will be freed from there. |
| channel->AddRef(); |
| return j_channel; |
| } |
| |
| JOW(void, PeerConnection_createOffer)( |
| JNIEnv* jni, jobject j_pc, jobject j_observer, jobject j_constraints) { |
| ConstraintsWrapper* constraints = |
| new ConstraintsWrapper(jni, j_constraints); |
| talk_base::scoped_refptr<CreateSdpObserverWrapper> observer( |
| new talk_base::RefCountedObject<CreateSdpObserverWrapper>( |
| jni, j_observer, constraints)); |
| ExtractNativePC(jni, j_pc)->CreateOffer(observer, constraints); |
| } |
| |
| JOW(void, PeerConnection_createAnswer)( |
| JNIEnv* jni, jobject j_pc, jobject j_observer, jobject j_constraints) { |
| ConstraintsWrapper* constraints = |
| new ConstraintsWrapper(jni, j_constraints); |
| talk_base::scoped_refptr<CreateSdpObserverWrapper> observer( |
| new talk_base::RefCountedObject<CreateSdpObserverWrapper>( |
| jni, j_observer, constraints)); |
| ExtractNativePC(jni, j_pc)->CreateAnswer(observer, constraints); |
| } |
| |
| // Helper to create a SessionDescriptionInterface from a SessionDescription. |
| static SessionDescriptionInterface* JavaSdpToNativeSdp( |
| JNIEnv* jni, jobject j_sdp) { |
| jfieldID j_type_id = GetFieldID( |
| jni, GetObjectClass(jni, j_sdp), "type", |
| "Lorg/webrtc/SessionDescription$Type;"); |
| jobject j_type = GetObjectField(jni, j_sdp, j_type_id); |
| jmethodID j_canonical_form_id = GetMethodID( |
| jni, GetObjectClass(jni, j_type), "canonicalForm", |
| "()Ljava/lang/String;"); |
| jstring j_type_string = (jstring)jni->CallObjectMethod( |
| j_type, j_canonical_form_id); |
| CHECK_EXCEPTION(jni, "error during CallObjectMethod"); |
| std::string std_type = JavaToStdString(jni, j_type_string); |
| |
| jfieldID j_description_id = GetFieldID( |
| jni, GetObjectClass(jni, j_sdp), "description", "Ljava/lang/String;"); |
| jstring j_description = (jstring)GetObjectField(jni, j_sdp, j_description_id); |
| std::string std_description = JavaToStdString(jni, j_description); |
| |
| return webrtc::CreateSessionDescription( |
| std_type, std_description, NULL); |
| } |
| |
| JOW(void, PeerConnection_setLocalDescription)( |
| JNIEnv* jni, jobject j_pc, |
| jobject j_observer, jobject j_sdp) { |
| talk_base::scoped_refptr<SetSdpObserverWrapper> observer( |
| new talk_base::RefCountedObject<SetSdpObserverWrapper>( |
| jni, j_observer, reinterpret_cast<ConstraintsWrapper*>(NULL))); |
| ExtractNativePC(jni, j_pc)->SetLocalDescription( |
| observer, JavaSdpToNativeSdp(jni, j_sdp)); |
| } |
| |
| JOW(void, PeerConnection_setRemoteDescription)( |
| JNIEnv* jni, jobject j_pc, |
| jobject j_observer, jobject j_sdp) { |
| talk_base::scoped_refptr<SetSdpObserverWrapper> observer( |
| new talk_base::RefCountedObject<SetSdpObserverWrapper>( |
| jni, j_observer, reinterpret_cast<ConstraintsWrapper*>(NULL))); |
| ExtractNativePC(jni, j_pc)->SetRemoteDescription( |
| observer, JavaSdpToNativeSdp(jni, j_sdp)); |
| } |
| |
| JOW(jboolean, PeerConnection_updateIce)( |
| JNIEnv* jni, jobject j_pc, jobject j_ice_servers, jobject j_constraints) { |
| PeerConnectionInterface::IceServers ice_servers; |
| JavaIceServersToJsepIceServers(jni, j_ice_servers, &ice_servers); |
| talk_base::scoped_ptr<ConstraintsWrapper> constraints( |
| new ConstraintsWrapper(jni, j_constraints)); |
| return ExtractNativePC(jni, j_pc)->UpdateIce(ice_servers, constraints.get()); |
| } |
| |
| JOW(jboolean, PeerConnection_nativeAddIceCandidate)( |
| JNIEnv* jni, jobject j_pc, jstring j_sdp_mid, |
| jint j_sdp_mline_index, jstring j_candidate_sdp) { |
| std::string sdp_mid = JavaToStdString(jni, j_sdp_mid); |
| std::string sdp = JavaToStdString(jni, j_candidate_sdp); |
| talk_base::scoped_ptr<IceCandidateInterface> candidate( |
| webrtc::CreateIceCandidate(sdp_mid, j_sdp_mline_index, sdp, NULL)); |
| return ExtractNativePC(jni, j_pc)->AddIceCandidate(candidate.get()); |
| } |
| |
| JOW(jboolean, PeerConnection_nativeAddLocalStream)( |
| JNIEnv* jni, jobject j_pc, jlong native_stream, jobject j_constraints) { |
| talk_base::scoped_ptr<ConstraintsWrapper> constraints( |
| new ConstraintsWrapper(jni, j_constraints)); |
| return ExtractNativePC(jni, j_pc)->AddStream( |
| reinterpret_cast<MediaStreamInterface*>(native_stream), |
| constraints.get()); |
| } |
| |
| JOW(void, PeerConnection_nativeRemoveLocalStream)( |
| JNIEnv* jni, jobject j_pc, jlong native_stream) { |
| ExtractNativePC(jni, j_pc)->RemoveStream( |
| reinterpret_cast<MediaStreamInterface*>(native_stream)); |
| } |
| |
| JOW(bool, PeerConnection_nativeGetStats)( |
| JNIEnv* jni, jobject j_pc, jobject j_observer, jlong native_track) { |
| talk_base::scoped_refptr<StatsObserverWrapper> observer( |
| new talk_base::RefCountedObject<StatsObserverWrapper>(jni, j_observer)); |
| return ExtractNativePC(jni, j_pc)->GetStats( |
| observer, reinterpret_cast<MediaStreamTrackInterface*>(native_track)); |
| } |
| |
| JOW(jobject, PeerConnection_signalingState)(JNIEnv* jni, jobject j_pc) { |
| PeerConnectionInterface::SignalingState state = |
| ExtractNativePC(jni, j_pc)->signaling_state(); |
| return JavaEnumFromIndex(jni, "PeerConnection$SignalingState", state); |
| } |
| |
| JOW(jobject, PeerConnection_iceConnectionState)(JNIEnv* jni, jobject j_pc) { |
| PeerConnectionInterface::IceConnectionState state = |
| ExtractNativePC(jni, j_pc)->ice_connection_state(); |
| return JavaEnumFromIndex(jni, "PeerConnection$IceConnectionState", state); |
| } |
| |
| JOW(jobject, PeerGathering_iceGatheringState)(JNIEnv* jni, jobject j_pc) { |
| PeerConnectionInterface::IceGatheringState state = |
| ExtractNativePC(jni, j_pc)->ice_gathering_state(); |
| return JavaEnumFromIndex(jni, "PeerGathering$IceGatheringState", state); |
| } |
| |
| JOW(void, PeerConnection_close)(JNIEnv* jni, jobject j_pc) { |
| ExtractNativePC(jni, j_pc)->Close(); |
| return; |
| } |
| |
| JOW(jobject, MediaSource_nativeState)(JNIEnv* jni, jclass, jlong j_p) { |
| talk_base::scoped_refptr<MediaSourceInterface> p( |
| reinterpret_cast<MediaSourceInterface*>(j_p)); |
| return JavaEnumFromIndex(jni, "MediaSource$State", p->state()); |
| } |
| |
| JOW(jlong, VideoCapturer_nativeCreateVideoCapturer)( |
| JNIEnv* jni, jclass, jstring j_device_name) { |
| std::string device_name = JavaToStdString(jni, j_device_name); |
| talk_base::scoped_ptr<cricket::DeviceManagerInterface> device_manager( |
| cricket::DeviceManagerFactory::Create()); |
| CHECK(device_manager->Init(), "DeviceManager::Init() failed"); |
| cricket::Device device; |
| if (!device_manager->GetVideoCaptureDevice(device_name, &device)) { |
| LOG(LS_ERROR) << "GetVideoCaptureDevice failed"; |
| return 0; |
| } |
| talk_base::scoped_ptr<cricket::VideoCapturer> capturer( |
| device_manager->CreateVideoCapturer(device)); |
| return (jlong)capturer.release(); |
| } |
| |
| JOW(jlong, VideoRenderer_nativeCreateGuiVideoRenderer)( |
| JNIEnv* jni, jclass, int x, int y) { |
| talk_base::scoped_ptr<VideoRendererWrapper> renderer( |
| VideoRendererWrapper::Create( |
| cricket::VideoRendererFactory::CreateGuiVideoRenderer(x, y))); |
| return (jlong)renderer.release(); |
| } |
| |
| JOW(jlong, VideoRenderer_nativeWrapVideoRenderer)( |
| JNIEnv* jni, jclass, jobject j_callbacks) { |
| talk_base::scoped_ptr<JavaVideoRendererWrapper> renderer( |
| new JavaVideoRendererWrapper(jni, j_callbacks)); |
| return (jlong)renderer.release(); |
| } |
| |
| JOW(jstring, MediaStreamTrack_nativeId)(JNIEnv* jni, jclass, jlong j_p) { |
| talk_base::scoped_refptr<MediaStreamTrackInterface> p( |
| reinterpret_cast<MediaStreamTrackInterface*>(j_p)); |
| return JavaStringFromStdString(jni, p->id()); |
| } |
| |
| JOW(jstring, MediaStreamTrack_nativeKind)(JNIEnv* jni, jclass, jlong j_p) { |
| talk_base::scoped_refptr<MediaStreamTrackInterface> p( |
| reinterpret_cast<MediaStreamTrackInterface*>(j_p)); |
| return JavaStringFromStdString(jni, p->kind()); |
| } |
| |
| JOW(jboolean, MediaStreamTrack_nativeEnabled)(JNIEnv* jni, jclass, jlong j_p) { |
| talk_base::scoped_refptr<MediaStreamTrackInterface> p( |
| reinterpret_cast<MediaStreamTrackInterface*>(j_p)); |
| return p->enabled(); |
| } |
| |
| JOW(jobject, MediaStreamTrack_nativeState)(JNIEnv* jni, jclass, jlong j_p) { |
| talk_base::scoped_refptr<MediaStreamTrackInterface> p( |
| reinterpret_cast<MediaStreamTrackInterface*>(j_p)); |
| return JavaEnumFromIndex(jni, "MediaStreamTrack$State", p->state()); |
| } |
| |
| JOW(jboolean, MediaStreamTrack_nativeSetState)( |
| JNIEnv* jni, jclass, jlong j_p, jint j_new_state) { |
| talk_base::scoped_refptr<MediaStreamTrackInterface> p( |
| reinterpret_cast<MediaStreamTrackInterface*>(j_p)); |
| MediaStreamTrackInterface::TrackState new_state = |
| (MediaStreamTrackInterface::TrackState)j_new_state; |
| return p->set_state(new_state); |
| } |
| |
| JOW(jboolean, MediaStreamTrack_nativeSetEnabled)( |
| JNIEnv* jni, jclass, jlong j_p, jboolean enabled) { |
| talk_base::scoped_refptr<MediaStreamTrackInterface> p( |
| reinterpret_cast<MediaStreamTrackInterface*>(j_p)); |
| return p->set_enabled(enabled); |
| } |
| |
| JOW(void, VideoTrack_nativeAddRenderer)( |
| JNIEnv* jni, jclass, |
| jlong j_video_track_pointer, jlong j_renderer_pointer) { |
| talk_base::scoped_refptr<VideoTrackInterface> track( |
| reinterpret_cast<VideoTrackInterface*>(j_video_track_pointer)); |
| track->AddRenderer( |
| reinterpret_cast<VideoRendererInterface*>(j_renderer_pointer)); |
| } |
| |
| JOW(void, VideoTrack_nativeRemoveRenderer)( |
| JNIEnv* jni, jclass, |
| jlong j_video_track_pointer, jlong j_renderer_pointer) { |
| talk_base::scoped_refptr<VideoTrackInterface> track( |
| reinterpret_cast<VideoTrackInterface*>(j_video_track_pointer)); |
| track->RemoveRenderer( |
| reinterpret_cast<VideoRendererInterface*>(j_renderer_pointer)); |
| } |