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      1 /*
      2  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
      3  *
      4  *  Use of this source code is governed by a BSD-style license
      5  *  that can be found in the LICENSE file in the root of the source
      6  *  tree. An additional intellectual property rights grant can be found
      7  *  in the file PATENTS.  All contributing project authors may
      8  *  be found in the AUTHORS file in the root of the source tree.
      9  */
     10 
     11 #ifndef WEBRTC_VIDEO_ENGINE_VIE_BASE_IMPL_H_
     12 #define WEBRTC_VIDEO_ENGINE_VIE_BASE_IMPL_H_
     13 
     14 #include "webrtc/video_engine/include/vie_base.h"
     15 #include "webrtc/video_engine/vie_defines.h"
     16 #include "webrtc/video_engine/vie_ref_count.h"
     17 #include "webrtc/video_engine/vie_shared_data.h"
     18 
     19 namespace webrtc {
     20 
     21 class Config;
     22 class Module;
     23 class VoiceEngine;
     24 
     25 class ViEBaseImpl
     26     : public ViEBase,
     27       public ViERefCount {
     28  public:
     29   virtual int Release();
     30 
     31   // Implements ViEBase.
     32   virtual int Init();
     33   virtual int SetVoiceEngine(VoiceEngine* voice_engine);
     34   virtual int RegisterCpuOveruseObserver(int channel,
     35                                          CpuOveruseObserver* observer);
     36   virtual int SetCpuOveruseOptions(int channel,
     37                                    const CpuOveruseOptions& options);
     38   virtual int GetCpuOveruseMetrics(int channel,
     39                                    CpuOveruseMetrics* metrics);
     40   virtual int CpuOveruseMeasures(int channel,
     41                                  int* capture_jitter_ms,
     42                                  int* avg_encode_time_ms,
     43                                  int* encode_usage_percent,
     44                                  int* capture_queue_delay_ms_per_s);
     45   virtual int CreateChannel(int& video_channel);  // NOLINT
     46   virtual int CreateChannel(int& video_channel,  // NOLINT
     47                             const Config* config);
     48   virtual int CreateChannel(int& video_channel,  // NOLINT
     49                             int original_channel);
     50   virtual int CreateReceiveChannel(int& video_channel,  // NOLINT
     51                                    int original_channel);
     52   virtual int DeleteChannel(const int video_channel);
     53   virtual int ConnectAudioChannel(const int video_channel,
     54                                   const int audio_channel);
     55   virtual int DisconnectAudioChannel(const int video_channel);
     56   virtual int StartSend(const int video_channel);
     57   virtual int StopSend(const int video_channel);
     58   virtual int StartReceive(const int video_channel);
     59   virtual int StopReceive(const int video_channel);
     60   virtual int GetVersion(char version[1024]);
     61   virtual int LastError();
     62 
     63  protected:
     64   explicit ViEBaseImpl(const Config& config);
     65   virtual ~ViEBaseImpl();
     66 
     67   ViESharedData* shared_data() { return &shared_data_; }
     68 
     69  private:
     70   // Version functions.
     71   int32_t AddViEVersion(char* str) const;
     72   int32_t AddBuildInfo(char* str) const;
     73   int32_t AddExternalTransportBuild(char* str) const;
     74 
     75   int CreateChannel(int& video_channel, int original_channel,  // NOLINT
     76                     bool sender);
     77 
     78   // ViEBaseImpl owns ViESharedData used by all interface implementations.
     79   ViESharedData shared_data_;
     80 };
     81 
     82 }  // namespace webrtc
     83 
     84 #endif  // WEBRTC_VIDEO_ENGINE_VIE_BASE_IMPL_H_
     85