summaryrefslogtreecommitdiffstats
path: root/dom/media/webrtc/MediaEngineRemoteVideoSource.h
diff options
context:
space:
mode:
Diffstat (limited to 'dom/media/webrtc/MediaEngineRemoteVideoSource.h')
-rw-r--r--dom/media/webrtc/MediaEngineRemoteVideoSource.h136
1 files changed, 136 insertions, 0 deletions
diff --git a/dom/media/webrtc/MediaEngineRemoteVideoSource.h b/dom/media/webrtc/MediaEngineRemoteVideoSource.h
new file mode 100644
index 000000000..923e65654
--- /dev/null
+++ b/dom/media/webrtc/MediaEngineRemoteVideoSource.h
@@ -0,0 +1,136 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set sw=2 ts=8 et ft=cpp : */
+/* 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/. */
+
+#ifndef MEDIAENGINE_REMOTE_VIDEO_SOURCE_H_
+#define MEDIAENGINE_REMOTE_VIDEO_SOURCE_H_
+
+#include "prcvar.h"
+#include "prthread.h"
+#include "nsIThread.h"
+#include "nsIRunnable.h"
+
+#include "mozilla/Mutex.h"
+#include "mozilla/Monitor.h"
+#include "nsCOMPtr.h"
+#include "nsThreadUtils.h"
+#include "DOMMediaStream.h"
+#include "nsDirectoryServiceDefs.h"
+#include "nsComponentManagerUtils.h"
+
+#include "VideoUtils.h"
+#include "MediaEngineCameraVideoSource.h"
+#include "VideoSegment.h"
+#include "AudioSegment.h"
+#include "StreamTracks.h"
+#include "MediaStreamGraph.h"
+
+#include "MediaEngineWrapper.h"
+#include "mozilla/dom/MediaStreamTrackBinding.h"
+
+// WebRTC library includes follow
+#include "webrtc/common.h"
+#include "webrtc/video_engine/include/vie_capture.h"
+#include "webrtc/video_engine/include/vie_render.h"
+#include "CamerasChild.h"
+
+#include "NullTransport.h"
+
+namespace webrtc {
+class I420VideoFrame;
+}
+
+namespace mozilla {
+
+/**
+ * The WebRTC implementation of the MediaEngine interface.
+ */
+class MediaEngineRemoteVideoSource : public MediaEngineCameraVideoSource,
+ public webrtc::ExternalRenderer
+{
+ typedef MediaEngineCameraVideoSource Super;
+public:
+ NS_DECL_THREADSAFE_ISUPPORTS
+
+ // ExternalRenderer
+ int FrameSizeChange(unsigned int w, unsigned int h,
+ unsigned int streams) override;
+ int DeliverFrame(unsigned char* buffer,
+ size_t size,
+ uint32_t time_stamp,
+ int64_t ntp_time,
+ int64_t render_time,
+ void *handle) override;
+ // XXX!!!! FIX THIS
+ int DeliverI420Frame(const webrtc::I420VideoFrame& webrtc_frame) override { return 0; };
+ bool IsTextureSupported() override { return false; };
+
+ // MediaEngineCameraVideoSource
+ MediaEngineRemoteVideoSource(int aIndex, mozilla::camera::CaptureEngine aCapEngine,
+ dom::MediaSourceEnum aMediaSource,
+ bool aScary = false,
+ const char* aMonitorName = "RemoteVideo.Monitor");
+
+ nsresult Allocate(const dom::MediaTrackConstraints& aConstraints,
+ const MediaEnginePrefs& aPrefs,
+ const nsString& aDeviceId,
+ const nsACString& aOrigin,
+ AllocationHandle** aOutHandle,
+ const char** aOutBadConstraint) override;
+ nsresult Deallocate(AllocationHandle* aHandle) override;
+ nsresult Start(SourceMediaStream*, TrackID, const PrincipalHandle&) override;
+ nsresult Stop(SourceMediaStream*, TrackID) override;
+ nsresult Restart(AllocationHandle* aHandle,
+ const dom::MediaTrackConstraints& aConstraints,
+ const MediaEnginePrefs &aPrefs,
+ const nsString& aDeviceId,
+ const char** aOutBadConstraint) override;
+ void NotifyPull(MediaStreamGraph* aGraph,
+ SourceMediaStream* aSource,
+ TrackID aId,
+ StreamTime aDesiredTime,
+ const PrincipalHandle& aPrincipalHandle) override;
+ dom::MediaSourceEnum GetMediaSource() const override {
+ return mMediaSource;
+ }
+
+ bool ChooseCapability(const NormalizedConstraints &aConstraints,
+ const MediaEnginePrefs &aPrefs,
+ const nsString& aDeviceId) override;
+
+ void Refresh(int aIndex);
+
+ void Shutdown() override;
+
+ bool GetScary() const override { return mScary; }
+
+protected:
+ ~MediaEngineRemoteVideoSource() { }
+
+private:
+ // Initialize the needed Video engine interfaces.
+ void Init();
+ size_t NumCapabilities() const override;
+ void GetCapability(size_t aIndex, webrtc::CaptureCapability& aOut) const override;
+ void SetLastCapability(const webrtc::CaptureCapability& aCapability);
+
+ nsresult
+ UpdateSingleSource(const AllocationHandle* aHandle,
+ const NormalizedConstraints& aNetConstraints,
+ const MediaEnginePrefs& aPrefs,
+ const nsString& aDeviceId,
+ const char** aOutBadConstraint) override;
+
+ dom::MediaSourceEnum mMediaSource; // source of media (camera | application | screen)
+ mozilla::camera::CaptureEngine mCapEngine;
+
+ // To only restart camera when needed, we keep track previous settings.
+ webrtc::CaptureCapability mLastCapability;
+ bool mScary;
+};
+
+}
+
+#endif /* MEDIAENGINE_REMOTE_VIDEO_SOURCE_H_ */