Separate Call API/build files from video_engine/.

BUG=2535
R=andrew@webrtc.org, mflodman@webrtc.org, niklas.enbom@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/2659004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@5042 4adac7df-926f-26a2-2b94-8c16560cd09d

1 files changed, 146 insertions, 0 deletions

diff --git a/webrtc/test/rtp_rtcp_observer.h b/webrtc/test/rtp_rtcp_observer.h
new file mode 100644
index 0000000000..ee06e2a958
--- /dev/null
+++ b/webrtc/test/rtp_rtcp_observer.h
@@ -0,0 +1,146 @@
+/*
+ *  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 WEBRTC_VIDEO_ENGINE_TEST_COMMON_RTP_RTCP_OBSERVER_H_
+#define WEBRTC_VIDEO_ENGINE_TEST_COMMON_RTP_RTCP_OBSERVER_H_
+
+#include <map>
+#include <vector>
+
+#include "webrtc/typedefs.h"
+#include "webrtc/video_send_stream.h"
+
+namespace webrtc {
+namespace test {
+
+class RtpRtcpObserver {
+ public:
+  newapi::Transport* SendTransport() {
+    return &send_transport_;
+  }
+
+  newapi::Transport* ReceiveTransport() {
+    return &receive_transport_;
+  }
+
+  void SetReceivers(PacketReceiver* send_transport_receiver,
+                    PacketReceiver* receive_transport_receiver) {
+    send_transport_.SetReceiver(send_transport_receiver);
+    receive_transport_.SetReceiver(receive_transport_receiver);
+  }
+
+  void StopSending() {
+    send_transport_.StopSending();
+    receive_transport_.StopSending();
+  }
+
+  EventTypeWrapper Wait() { return observation_complete_->Wait(timeout_ms_); }
+
+ protected:
+  RtpRtcpObserver(unsigned int event_timeout_ms)
+      : lock_(CriticalSectionWrapper::CreateCriticalSection()),
+        observation_complete_(EventWrapper::Create()),
+        send_transport_(lock_.get(),
+                        this,
+                        &RtpRtcpObserver::OnSendRtp,
+                        &RtpRtcpObserver::OnSendRtcp),
+        receive_transport_(lock_.get(),
+                           this,
+                           &RtpRtcpObserver::OnReceiveRtp,
+                           &RtpRtcpObserver::OnReceiveRtcp),
+        timeout_ms_(event_timeout_ms) {}
+
+  enum Action {
+    SEND_PACKET,
+    DROP_PACKET,
+  };
+
+  virtual Action OnSendRtp(const uint8_t* packet, size_t length) {
+    return SEND_PACKET;
+  }
+
+  virtual Action OnSendRtcp(const uint8_t* packet, size_t length) {
+    return SEND_PACKET;
+  }
+
+  virtual Action OnReceiveRtp(const uint8_t* packet, size_t length) {
+    return SEND_PACKET;
+  }
+
+  virtual Action OnReceiveRtcp(const uint8_t* packet, size_t length) {
+    return SEND_PACKET;
+  }
+
+
+ private:
+  class PacketTransport : public test::DirectTransport {
+   public:
+    typedef Action (RtpRtcpObserver::*PacketTransportAction)(const uint8_t*,
+                                                             size_t);
+    PacketTransport(CriticalSectionWrapper* lock,
+                    RtpRtcpObserver* observer,
+                    PacketTransportAction on_rtp,
+                    PacketTransportAction on_rtcp)
+        : lock_(lock),
+          observer_(observer),
+          on_rtp_(on_rtp),
+          on_rtcp_(on_rtcp) {}
+
+  private:
+    virtual bool SendRTP(const uint8_t* packet, size_t length) OVERRIDE {
+      Action action;
+      {
+        CriticalSectionScoped crit_(lock_);
+        action = (observer_->*on_rtp_)(packet, length);
+      }
+      switch (action) {
+        case DROP_PACKET:
+          // Drop packet silently.
+          return true;
+        case SEND_PACKET:
+          return test::DirectTransport::SendRTP(packet, length);
+      }
+      return true;  // Will never happen, makes compiler happy.
+    }
+
+    virtual bool SendRTCP(const uint8_t* packet, size_t length) OVERRIDE {
+      Action action;
+      {
+        CriticalSectionScoped crit_(lock_);
+        action = (observer_->*on_rtcp_)(packet, length);
+      }
+      switch (action) {
+        case DROP_PACKET:
+          // Drop packet silently.
+          return true;
+        case SEND_PACKET:
+          return test::DirectTransport::SendRTCP(packet, length);
+      }
+      return true;  // Will never happen, makes compiler happy.
+    }
+
+    // Pointer to shared lock instance protecting on_rtp_/on_rtcp_ calls.
+    CriticalSectionWrapper* lock_;
+
+    RtpRtcpObserver* observer_;
+    PacketTransportAction on_rtp_, on_rtcp_;
+  };
+
+ protected:
+  scoped_ptr<CriticalSectionWrapper> lock_;
+  scoped_ptr<EventWrapper> observation_complete_;
+
+ private:
+  PacketTransport send_transport_, receive_transport_;
+  unsigned int timeout_ms_;
+};
+}  // namespace test
+}  // namespace webrtc
+
+#endif  // WEBRTC_VIDEO_ENGINE_TEST_COMMON_RTP_RTCP_OBSERVER_H_