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_VOICE_ENGINE_SHARED_DATA_H
12#define WEBRTC_VOICE_ENGINE_SHARED_DATA_H
13
14#include "webrtc/modules/audio_device/include/audio_device.h"
15#include "webrtc/modules/audio_processing/include/audio_processing.h"
16#include "webrtc/modules/utility/interface/process_thread.h"
17#include "webrtc/system_wrappers/interface/scoped_ptr.h"
18#include "webrtc/voice_engine/channel_manager.h"
19#include "webrtc/voice_engine/statistics.h"
20#include "webrtc/voice_engine/voice_engine_defines.h"
21
22class ProcessThread;
23
24namespace webrtc {
25class Config;
26class CriticalSectionWrapper;
27
28namespace voe {
29
30class TransmitMixer;
31class OutputMixer;
32
33class SharedData
34{
35public:
36    // Public accessors.
37    uint32_t instance_id() const { return _instanceId; }
38    Statistics& statistics() { return _engineStatistics; }
39    ChannelManager& channel_manager() { return _channelManager; }
40    AudioDeviceModule* audio_device() { return _audioDevicePtr; }
41    void set_audio_device(AudioDeviceModule* audio_device);
42    AudioProcessing* audio_processing() { return audioproc_.get(); }
43    void set_audio_processing(AudioProcessing* audio_processing);
44    TransmitMixer* transmit_mixer() { return _transmitMixerPtr; }
45    OutputMixer* output_mixer() { return _outputMixerPtr; }
46    CriticalSectionWrapper* crit_sec() { return _apiCritPtr; }
47    bool ext_recording() const { return _externalRecording; }
48    void set_ext_recording(bool value) { _externalRecording = value; }
49    bool ext_playout() const { return _externalPlayout; }
50    void set_ext_playout(bool value) { _externalPlayout = value; }
51    ProcessThread* process_thread() { return _moduleProcessThreadPtr; }
52    AudioDeviceModule::AudioLayer audio_device_layer() const {
53      return _audioDeviceLayer;
54    }
55    void set_audio_device_layer(AudioDeviceModule::AudioLayer layer) {
56      _audioDeviceLayer = layer;
57    }
58
59    int NumOfSendingChannels();
60    int NumOfPlayingChannels();
61
62    // Convenience methods for calling statistics().SetLastError().
63    void SetLastError(int32_t error) const;
64    void SetLastError(int32_t error, TraceLevel level) const;
65    void SetLastError(int32_t error, TraceLevel level,
66                      const char* msg) const;
67
68protected:
69    const uint32_t _instanceId;
70    CriticalSectionWrapper* _apiCritPtr;
71    ChannelManager _channelManager;
72    Statistics _engineStatistics;
73    AudioDeviceModule* _audioDevicePtr;
74    OutputMixer* _outputMixerPtr;
75    TransmitMixer* _transmitMixerPtr;
76    scoped_ptr<AudioProcessing> audioproc_;
77    ProcessThread* _moduleProcessThreadPtr;
78
79    bool _externalRecording;
80    bool _externalPlayout;
81
82    AudioDeviceModule::AudioLayer _audioDeviceLayer;
83
84    SharedData(const Config& config);
85    virtual ~SharedData();
86};
87
88}  // namespace voe
89
90}  // namespace webrtc
91#endif // WEBRTC_VOICE_ENGINE_SHARED_DATA_H
92