Checkpoint WebRTC Voice

1 files changed, 127 insertions, 0 deletions

diff --git a/indra/llwebrtc/llwebrtc.h b/indra/llwebrtc/llwebrtc.h
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index 0000000000..121efaab86
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+++ b/indra/llwebrtc/llwebrtc.h
@@ -0,0 +1,127 @@
+/**
+ * @file llaccordionctrl.cpp
+ * @brief Accordion panel  implementation
+ *
+ * $LicenseInfo:firstyear=2023&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2023, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LLWEBRTC_H
+#define LLWEBRTC_H
+
+#include <string>
+#include <vector>
+
+#ifdef LL_MAKEDLL
+#ifdef WEBRTC_WIN
+#define LLSYMEXPORT __declspec(dllexport)
+#elif WEBRTC_LINUX
+#define LLSYMEXPORT __attribute__((visibility("default")))
+#else
+#define LLSYMEXPORT /**/
+#endif
+#else
+#define LLSYMEXPORT /**/
+#endif // LL_MAKEDLL
+
+namespace llwebrtc
+{
+LLSYMEXPORT void init();
+
+struct LLWebRTCIceCandidate
+{
+    std::string candidate;
+    std::string sdp_mid;
+    int         mline_index;
+};
+
+class LLWebRTCVoiceDevice
+{
+  public:
+    std::string display_name;  // friendly value for the user
+    std::string id;     // internal value for selection
+
+    LLWebRTCVoiceDevice(const std::string &display_name, const std::string &id) :
+        display_name(display_name),
+        id(id) {};
+};
+
+typedef std::vector<LLWebRTCVoiceDevice> LLWebRTCVoiceDeviceList;
+
+class LLWebRTCDevicesObserver
+{
+  public:
+    virtual void OnRenderDevicesChanged(const LLWebRTCVoiceDeviceList &render_devices) = 0;
+    virtual void OnCaptureDevicesChanged(const LLWebRTCVoiceDeviceList &capture_devices) = 0;
+};
+
+class LLWebRTCDeviceInterface
+{
+  public:
+
+    virtual void refreshDevices() = 0;
+
+    virtual void setCaptureDevice(const std::string& id) = 0;
+    virtual void setRenderDevice(const std::string& id) = 0;
+
+    virtual void setDevicesObserver(LLWebRTCDevicesObserver *observer) = 0;
+    virtual void unsetDevicesObserver(LLWebRTCDevicesObserver *observer) = 0;
+
+    virtual void setTuningMode(bool enable) = 0;
+    virtual double getTuningMicrophoneEnergy() = 0;
+};
+
+class LLWebRTCAudioInterface
+{
+  public:
+    virtual void setMute(bool mute) = 0;
+};
+
+class LLWebRTCSignalingObserver
+{
+  public: 
+    enum IceGatheringState{
+        ICE_GATHERING_NEW,
+        ICE_GATHERING_GATHERING,
+        ICE_GATHERING_COMPLETE
+    };
+    virtual void OnIceGatheringState(IceGatheringState state) = 0;
+    virtual void OnIceCandidate(const LLWebRTCIceCandidate& candidate) = 0;
+    virtual void OnOfferAvailable(const std::string& sdp) = 0;
+    virtual void OnAudioEstablished(LLWebRTCAudioInterface *audio_interface) = 0;
+};
+
+class LLWebRTCSignalInterface
+{
+  public:
+    virtual void setSignalingObserver(LLWebRTCSignalingObserver* observer) = 0;
+    virtual void unsetSignalingObserver(LLWebRTCSignalingObserver* observer) = 0;
+
+    virtual bool initializeConnection() = 0;
+    virtual void shutdownConnection() = 0;
+    virtual void AnswerAvailable(const std::string &sdp) = 0;
+};
+
+LLSYMEXPORT LLWebRTCDeviceInterface* getDeviceInterface();
+LLSYMEXPORT LLWebRTCSignalInterface* getSignalingInterface();
+}
+
+#endif // LLWEBRTC_H
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