andrew@webrtc.org | b015cbe | 2012-10-22 18:19:23 +0000 | [diff] [blame] | 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 | |
pbos@webrtc.org | 471ae72 | 2013-05-21 13:52:32 +0000 | [diff] [blame] | 11 | #include "webrtc/voice_engine/voe_external_media_impl.h" |
andrew@webrtc.org | b015cbe | 2012-10-22 18:19:23 +0000 | [diff] [blame] | 12 | |
pbos@webrtc.org | 471ae72 | 2013-05-21 13:52:32 +0000 | [diff] [blame] | 13 | #include "webrtc/system_wrappers/interface/critical_section_wrapper.h" |
| 14 | #include "webrtc/system_wrappers/interface/trace.h" |
| 15 | #include "webrtc/voice_engine/channel.h" |
| 16 | #include "webrtc/voice_engine/include/voe_errors.h" |
| 17 | #include "webrtc/voice_engine/output_mixer.h" |
| 18 | #include "webrtc/voice_engine/transmit_mixer.h" |
| 19 | #include "webrtc/voice_engine/voice_engine_impl.h" |
andrew@webrtc.org | b015cbe | 2012-10-22 18:19:23 +0000 | [diff] [blame] | 20 | |
| 21 | namespace webrtc { |
| 22 | |
| 23 | VoEExternalMedia* VoEExternalMedia::GetInterface(VoiceEngine* voiceEngine) |
| 24 | { |
| 25 | #ifndef WEBRTC_VOICE_ENGINE_EXTERNAL_MEDIA_API |
| 26 | return NULL; |
| 27 | #else |
| 28 | if (NULL == voiceEngine) |
| 29 | { |
| 30 | return NULL; |
| 31 | } |
tommi@webrtc.org | b9e5a3d | 2013-02-15 15:07:32 +0000 | [diff] [blame] | 32 | VoiceEngineImpl* s = static_cast<VoiceEngineImpl*>(voiceEngine); |
andrew@webrtc.org | b015cbe | 2012-10-22 18:19:23 +0000 | [diff] [blame] | 33 | s->AddRef(); |
| 34 | return s; |
| 35 | #endif |
| 36 | } |
| 37 | |
| 38 | #ifdef WEBRTC_VOICE_ENGINE_EXTERNAL_MEDIA_API |
| 39 | |
| 40 | VoEExternalMediaImpl::VoEExternalMediaImpl(voe::SharedData* shared) |
wjia@webrtc.org | 7b1e78d | 2013-01-12 01:09:03 +0000 | [diff] [blame] | 41 | : |
| 42 | #ifdef WEBRTC_VOE_EXTERNAL_REC_AND_PLAYOUT |
| 43 | playout_delay_ms_(0), |
| 44 | #endif |
| 45 | shared_(shared) |
andrew@webrtc.org | b015cbe | 2012-10-22 18:19:23 +0000 | [diff] [blame] | 46 | { |
| 47 | WEBRTC_TRACE(kTraceMemory, kTraceVoice, VoEId(shared_->instance_id(), -1), |
| 48 | "VoEExternalMediaImpl() - ctor"); |
| 49 | } |
| 50 | |
| 51 | VoEExternalMediaImpl::~VoEExternalMediaImpl() |
| 52 | { |
| 53 | WEBRTC_TRACE(kTraceMemory, kTraceVoice, VoEId(shared_->instance_id(), -1), |
| 54 | "~VoEExternalMediaImpl() - dtor"); |
| 55 | } |
| 56 | |
| 57 | int VoEExternalMediaImpl::RegisterExternalMediaProcessing( |
| 58 | int channel, |
| 59 | ProcessingTypes type, |
| 60 | VoEMediaProcess& processObject) |
| 61 | { |
| 62 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(shared_->instance_id(), -1), |
| 63 | "RegisterExternalMediaProcessing(channel=%d, type=%d, " |
| 64 | "processObject=0x%x)", channel, type, &processObject); |
andrew@webrtc.org | b015cbe | 2012-10-22 18:19:23 +0000 | [diff] [blame] | 65 | if (!shared_->statistics().Initialized()) |
| 66 | { |
| 67 | shared_->SetLastError(VE_NOT_INITED, kTraceError); |
| 68 | return -1; |
| 69 | } |
| 70 | switch (type) |
| 71 | { |
| 72 | case kPlaybackPerChannel: |
| 73 | case kRecordingPerChannel: |
| 74 | { |
pbos@webrtc.org | b3ada15 | 2013-08-07 17:57:36 +0000 | [diff] [blame] | 75 | voe::ChannelOwner ch = |
| 76 | shared_->channel_manager().GetChannel(channel); |
| 77 | voe::Channel* channelPtr = ch.channel(); |
andrew@webrtc.org | b015cbe | 2012-10-22 18:19:23 +0000 | [diff] [blame] | 78 | if (channelPtr == NULL) |
| 79 | { |
| 80 | shared_->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError, |
| 81 | "RegisterExternalMediaProcessing() failed to locate " |
| 82 | "channel"); |
| 83 | return -1; |
| 84 | } |
| 85 | return channelPtr->RegisterExternalMediaProcessing(type, |
| 86 | processObject); |
| 87 | } |
| 88 | case kPlaybackAllChannelsMixed: |
| 89 | { |
| 90 | return shared_->output_mixer()->RegisterExternalMediaProcessing( |
| 91 | processObject); |
| 92 | } |
| 93 | case kRecordingAllChannelsMixed: |
| 94 | case kRecordingPreprocessing: |
| 95 | { |
| 96 | return shared_->transmit_mixer()->RegisterExternalMediaProcessing( |
| 97 | &processObject, type); |
| 98 | } |
| 99 | } |
| 100 | return -1; |
| 101 | } |
| 102 | |
| 103 | int VoEExternalMediaImpl::DeRegisterExternalMediaProcessing( |
| 104 | int channel, |
| 105 | ProcessingTypes type) |
| 106 | { |
| 107 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, VoEId(shared_->instance_id(), -1), |
| 108 | "DeRegisterExternalMediaProcessing(channel=%d)", channel); |
andrew@webrtc.org | b015cbe | 2012-10-22 18:19:23 +0000 | [diff] [blame] | 109 | if (!shared_->statistics().Initialized()) |
| 110 | { |
| 111 | shared_->SetLastError(VE_NOT_INITED, kTraceError); |
| 112 | return -1; |
| 113 | } |
| 114 | switch (type) |
| 115 | { |
| 116 | case kPlaybackPerChannel: |
| 117 | case kRecordingPerChannel: |
| 118 | { |
pbos@webrtc.org | b3ada15 | 2013-08-07 17:57:36 +0000 | [diff] [blame] | 119 | voe::ChannelOwner ch = |
| 120 | shared_->channel_manager().GetChannel(channel); |
| 121 | voe::Channel* channelPtr = ch.channel(); |
andrew@webrtc.org | b015cbe | 2012-10-22 18:19:23 +0000 | [diff] [blame] | 122 | if (channelPtr == NULL) |
| 123 | { |
| 124 | shared_->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError, |
| 125 | "RegisterExternalMediaProcessing() " |
| 126 | "failed to locate channel"); |
| 127 | return -1; |
| 128 | } |
| 129 | return channelPtr->DeRegisterExternalMediaProcessing(type); |
| 130 | } |
| 131 | case kPlaybackAllChannelsMixed: |
| 132 | { |
| 133 | return shared_->output_mixer()-> |
| 134 | DeRegisterExternalMediaProcessing(); |
| 135 | } |
| 136 | case kRecordingAllChannelsMixed: |
| 137 | case kRecordingPreprocessing: |
| 138 | { |
| 139 | return shared_->transmit_mixer()-> |
| 140 | DeRegisterExternalMediaProcessing(type); |
| 141 | } |
| 142 | } |
| 143 | return -1; |
| 144 | } |
| 145 | |
roosa@google.com | b9e3afc | 2012-12-12 23:00:29 +0000 | [diff] [blame] | 146 | int VoEExternalMediaImpl::GetAudioFrame(int channel, int desired_sample_rate_hz, |
| 147 | AudioFrame* frame) { |
| 148 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, |
| 149 | VoEId(shared_->instance_id(), channel), |
| 150 | "GetAudioFrame(channel=%d, desired_sample_rate_hz=%d)", |
| 151 | channel, desired_sample_rate_hz); |
| 152 | if (!shared_->statistics().Initialized()) |
| 153 | { |
| 154 | shared_->SetLastError(VE_NOT_INITED, kTraceError); |
| 155 | return -1; |
| 156 | } |
pbos@webrtc.org | b3ada15 | 2013-08-07 17:57:36 +0000 | [diff] [blame] | 157 | voe::ChannelOwner ch = shared_->channel_manager().GetChannel(channel); |
| 158 | voe::Channel* channelPtr = ch.channel(); |
roosa@google.com | b9e3afc | 2012-12-12 23:00:29 +0000 | [diff] [blame] | 159 | if (channelPtr == NULL) |
| 160 | { |
| 161 | shared_->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError, |
| 162 | "GetAudioFrame() failed to locate channel"); |
| 163 | return -1; |
| 164 | } |
| 165 | if (!channelPtr->ExternalMixing()) { |
| 166 | shared_->SetLastError(VE_INVALID_OPERATION, kTraceError, |
| 167 | "GetAudioFrame() was called on channel that is not" |
| 168 | " externally mixed."); |
| 169 | return -1; |
| 170 | } |
| 171 | if (!channelPtr->Playing()) { |
| 172 | shared_->SetLastError(VE_INVALID_OPERATION, kTraceError, |
| 173 | "GetAudioFrame() was called on channel that is not playing."); |
| 174 | return -1; |
| 175 | } |
| 176 | if (desired_sample_rate_hz == -1) { |
| 177 | shared_->SetLastError(VE_BAD_ARGUMENT, kTraceError, |
| 178 | "GetAudioFrame() was called with bad sample rate."); |
| 179 | return -1; |
| 180 | } |
| 181 | frame->sample_rate_hz_ = desired_sample_rate_hz == 0 ? -1 : |
| 182 | desired_sample_rate_hz; |
| 183 | return channelPtr->GetAudioFrame(channel, *frame); |
| 184 | } |
| 185 | |
| 186 | int VoEExternalMediaImpl::SetExternalMixing(int channel, bool enable) { |
| 187 | WEBRTC_TRACE(kTraceApiCall, kTraceVoice, |
| 188 | VoEId(shared_->instance_id(), channel), |
| 189 | "SetExternalMixing(channel=%d, enable=%d)", channel, enable); |
| 190 | if (!shared_->statistics().Initialized()) |
| 191 | { |
| 192 | shared_->SetLastError(VE_NOT_INITED, kTraceError); |
| 193 | return -1; |
| 194 | } |
pbos@webrtc.org | b3ada15 | 2013-08-07 17:57:36 +0000 | [diff] [blame] | 195 | voe::ChannelOwner ch = shared_->channel_manager().GetChannel(channel); |
| 196 | voe::Channel* channelPtr = ch.channel(); |
roosa@google.com | b9e3afc | 2012-12-12 23:00:29 +0000 | [diff] [blame] | 197 | if (channelPtr == NULL) |
| 198 | { |
| 199 | shared_->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError, |
| 200 | "SetExternalMixing() failed to locate channel"); |
| 201 | return -1; |
| 202 | } |
| 203 | return channelPtr->SetExternalMixing(enable); |
| 204 | } |
| 205 | |
andrew@webrtc.org | b015cbe | 2012-10-22 18:19:23 +0000 | [diff] [blame] | 206 | #endif // WEBRTC_VOICE_ENGINE_EXTERNAL_MEDIA_API |
| 207 | |
| 208 | } // namespace webrtc |