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Unified Diff: webrtc/ortc/rtpsendershim.h

Issue 2675173003: Adding "adapter" ORTC objects on top of ChannelManager/BaseChannel/etc. (Closed)
Patch Set: Rebase onto split-off RtcError CL Created 3 years, 10 months ago
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Index: webrtc/ortc/rtpsendershim.h
diff --git a/webrtc/ortc/rtpsendershim.h b/webrtc/ortc/rtpsendershim.h
new file mode 100644
index 0000000000000000000000000000000000000000..082e2392870466d84df26e2d664935bbe289f877
--- /dev/null
+++ b/webrtc/ortc/rtpsendershim.h
@@ -0,0 +1,73 @@
+/*
+ * Copyright 2017 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_ORTC_RTPSENDERSHIM_H_
+#define WEBRTC_ORTC_RTPSENDERSHIM_H_
+
+#include <memory>
+
+#include "webrtc/api/ortc/ortcrtpsenderinterface.h"
+#include "webrtc/api/rtcerror.h"
+#include "webrtc/api/rtpparameters.h"
+#include "webrtc/base/constructormagic.h"
+#include "webrtc/ortc/rtptransportcontrollershim.h"
+#include "webrtc/ortc/rtptransportshim.h"
+#include "webrtc/pc/rtpsender.h"
+
+namespace webrtc {
+
+// Implementation of OrtcRtpSenderInterface that works with RtpTransportShim,
+// and wraps a VideoRtpSender/AudioRtpSender that's normally used with the
+// PeerConnection.
+//
+// TODO(deadbeef): When BaseChannel is split apart into separate
+// "RtpSender"/"RtpTransceiver"/"RtpSender"/"RtpReceiver" objects, this shim
+// object can be removed.
+class RtpSenderShim : public OrtcRtpSenderInterface {
+ public:
+ // Doesn't take ownership of |transport| or |rtp_transport_controller|.
+ static RTCErrorOr<std::unique_ptr<OrtcRtpSenderInterface>> CreateProxied(
+ cricket::MediaType kind,
+ RtpTransportShim* transport);
+ ~RtpSenderShim() override;
+
+ // OrtcRtpSenderInterface implementation.
+ RTCError SetTrack(MediaStreamTrackInterface* track) override;
+ rtc::scoped_refptr<MediaStreamTrackInterface> GetTrack() const override;
+
+ RTCError SetTransport(RtpTransportInterface* transport) override;
+ RtpTransportInterface* GetTransport() const override;
+
+ RTCError Send(const RtpParameters& parameters) override;
+ RtpParameters GetParameters() const override;
+
+ cricket::MediaType GetKind() const override;
+
+ private:
+ // Methods called internally be Create factory method.
+ RtpSenderShim(cricket::MediaType kind,
+ RtpTransportShim* transport,
+ RtpTransportControllerShim* rtp_transport_controller);
+ void CreateInternalSender();
+
+ cricket::MediaType kind_;
+ RtpTransportShim* transport_;
+ RtpTransportControllerShim* rtp_transport_controller_;
+ // Scoped refptr due to ref-counted interface, but we should be the only
+ // reference holder.
+ rtc::scoped_refptr<RtpSenderInternal> internal_sender_;
+ RtpParameters last_applied_parameters_;
+
+ RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(RtpSenderShim);
+};
+
+} // namespace webrtc
+
+#endif // WEBRTC_ORTC_RTPSENDERSHIM_H_
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