mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-10-31 14:15:30 +00:00
ac570b16c4
See ssh://hg.mozilla.org/users/paulrkerr_gmail.com/webrtc49_merge/ for the patch development history.
105 lines
3.2 KiB
C++
105 lines
3.2 KiB
C++
/* -*- 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 mozilla_VideoEngine_h
|
|
#define mozilla_VideoEngine_h
|
|
|
|
#include "MediaEngine.h"
|
|
#include "VideoFrameUtils.h"
|
|
#include "mozilla/media/MediaUtils.h"
|
|
#include "webrtc/common.h"
|
|
#include "webrtc/modules/video_capture/video_capture_impl.h"
|
|
#include "webrtc/modules/video_render/video_render.h"
|
|
#include "webrtc/modules/video_capture/video_capture_defines.h"
|
|
#include "webrtc/modules/video_capture/video_capture_factory.h"
|
|
#include "webrtc/video_engine/desktop_capture_impl.h"
|
|
#include <memory>
|
|
#include <functional>
|
|
|
|
namespace mozilla {
|
|
namespace camera {
|
|
|
|
// Historically the video engine was part of webrtc
|
|
// it was removed (and reimplemented in Talk)
|
|
class VideoEngine
|
|
{
|
|
private:
|
|
virtual ~VideoEngine (){};
|
|
|
|
public:
|
|
VideoEngine (){};
|
|
NS_INLINE_DECL_REFCOUNTING(VideoEngine)
|
|
|
|
static RefPtr<VideoEngine> Create(UniquePtr<const webrtc::Config>&& aConfig);
|
|
#if defined(ANDROID)
|
|
static int SetAndroidObjects(JavaVM* javaVM);
|
|
#endif
|
|
void CreateVideoCapture(int32_t& id, const char* deviceUniqueIdUTF8);
|
|
|
|
int ReleaseVideoCapture(const int32_t id);
|
|
|
|
// VideoEngine is responsible for any cleanup in its modules
|
|
static void Delete(VideoEngine * engine) { }
|
|
|
|
/** Returns or creates a new new DeviceInfo.
|
|
* It is cached to prevent repeated lengthy polling for "realness"
|
|
* of the hardware devices. This could be handled in a more elegant
|
|
* way in the future.
|
|
* @return on failure the shared_ptr will be null, otherwise it will contain a DeviceInfo.
|
|
* @see bug 1305212 https://bugzilla.mozilla.org/show_bug.cgi?id=1305212
|
|
*/
|
|
std::shared_ptr<webrtc::VideoCaptureModule::DeviceInfo> GetOrCreateVideoCaptureDeviceInfo();
|
|
|
|
void RemoveRenderer(int capnum);
|
|
|
|
const UniquePtr<const webrtc::Config>& GetConfiguration();
|
|
|
|
void Startup() {
|
|
mIsRunning = true;
|
|
}
|
|
|
|
void Shutdown() {
|
|
mIsRunning = false;
|
|
}
|
|
|
|
bool IsRunning() const {
|
|
return mIsRunning;
|
|
}
|
|
|
|
class CaptureEntry {
|
|
public:
|
|
CaptureEntry(int32_t aCapnum,
|
|
rtc::scoped_refptr<webrtc::VideoCaptureModule> aCapture,
|
|
webrtc::VideoRender* aRenderer);
|
|
int32_t Capnum() const;
|
|
rtc::scoped_refptr<webrtc::VideoCaptureModule> VideoCapture();
|
|
const UniquePtr<webrtc::VideoRender> & VideoRenderer();
|
|
private:
|
|
int32_t mCapnum;
|
|
rtc::scoped_refptr<webrtc::VideoCaptureModule> mVideoCaptureModule;
|
|
UniquePtr<webrtc::VideoRender> mVideoRender;
|
|
friend class VideoEngine;
|
|
};
|
|
|
|
// Returns true iff an entry for capnum exists
|
|
bool WithEntry(const int32_t entryCapnum, const std::function<void(CaptureEntry &entry)>&& fn);
|
|
|
|
private:
|
|
explicit VideoEngine(UniquePtr<const webrtc::Config>&& aConfig);
|
|
bool mIsRunning;
|
|
int32_t mId;
|
|
webrtc::CaptureDeviceInfo mCaptureDevInfo;
|
|
std::shared_ptr<webrtc::VideoCaptureModule::DeviceInfo> mDeviceInfo;
|
|
UniquePtr<const webrtc::Config> mConfig;
|
|
std::map<int32_t, CaptureEntry> mCaps;
|
|
|
|
int32_t GenerateId();
|
|
static int32_t sId;
|
|
};
|
|
}
|
|
}
|
|
#endif
|