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| 1 /* | 1 /* |
| 2 * Copyright (c) 2015 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2015 The WebRTC project authors. All Rights Reserved. |
| 3 * | 3 * |
| 4 * Use of this source code is governed by a BSD-style license | 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 | 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 | 6 * tree. An additional intellectual property rights grant can be found |
| 7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
| 8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
| 9 */ | 9 */ |
| 10 | 10 |
| (...skipping 17 matching lines...) Expand all Loading... |
| 28 #include "webrtc/voice_engine/include/voe_rtp_rtcp.h" | 28 #include "webrtc/voice_engine/include/voe_rtp_rtcp.h" |
| 29 #include "webrtc/voice_engine/include/voe_volume_control.h" | 29 #include "webrtc/voice_engine/include/voe_volume_control.h" |
| 30 #include "webrtc/voice_engine/voice_engine_impl.h" | 30 #include "webrtc/voice_engine/voice_engine_impl.h" |
| 31 | 31 |
| 32 namespace webrtc { | 32 namespace webrtc { |
| 33 | 33 |
| 34 namespace { | 34 namespace { |
| 35 | 35 |
| 36 constexpr char kOpusCodecName[] = "opus"; | 36 constexpr char kOpusCodecName[] = "opus"; |
| 37 | 37 |
| 38 // TODO(minyue): Remove |LOG_RTCERR2|. | |
| 39 #define LOG_RTCERR2(func, a1, a2, err) \ | |
| 40 LOG(LS_WARNING) << "" << #func << "(" << a1 << ", " << a2 \ | |
| 41 << ") failed, err=" << err | |
| 42 | |
| 43 // TODO(minyue): Remove |LOG_RTCERR3|. | |
| 44 #define LOG_RTCERR3(func, a1, a2, a3, err) \ | |
| 45 LOG(LS_WARNING) << "" << #func << "(" << a1 << ", " << a2 << ", " << a3 \ | |
| 46 << ") failed, err=" << err | |
| 47 | |
| 48 std::string ToString(const webrtc::CodecInst& codec) { | |
| 49 std::stringstream ss; | |
| 50 ss << codec.plname << "/" << codec.plfreq << "/" << codec.channels << " (" | |
| 51 << codec.pltype << ")"; | |
| 52 return ss.str(); | |
| 53 } | |
| 54 | |
| 55 bool IsCodec(const webrtc::CodecInst& codec, const char* ref_name) { | 38 bool IsCodec(const webrtc::CodecInst& codec, const char* ref_name) { |
| 56 return (_stricmp(codec.plname, ref_name) == 0); | 39 return (_stricmp(codec.plname, ref_name) == 0); |
| 57 } | 40 } |
| 58 | |
| 59 } // namespace | 41 } // namespace |
| 60 | 42 |
| 61 std::string AudioSendStream::Config::Rtp::ToString() const { | |
| 62 std::stringstream ss; | |
| 63 ss << "{ssrc: " << ssrc; | |
| 64 ss << ", extensions: ["; | |
| 65 for (size_t i = 0; i < extensions.size(); ++i) { | |
| 66 ss << extensions[i].ToString(); | |
| 67 if (i != extensions.size() - 1) { | |
| 68 ss << ", "; | |
| 69 } | |
| 70 } | |
| 71 ss << ']'; | |
| 72 ss << ", nack: " << nack.ToString(); | |
| 73 ss << ", c_name: " << c_name; | |
| 74 ss << '}'; | |
| 75 return ss.str(); | |
| 76 } | |
| 77 | |
| 78 std::string AudioSendStream::Config::ToString() const { | |
| 79 std::stringstream ss; | |
| 80 ss << "{rtp: " << rtp.ToString(); | |
| 81 ss << ", voe_channel_id: " << voe_channel_id; | |
| 82 // TODO(solenberg): Encoder config. | |
| 83 ss << ", cng_payload_type: " << send_codec_spec.cng_payload_type; | |
| 84 ss << '}'; | |
| 85 return ss.str(); | |
| 86 } | |
| 87 | |
| 88 namespace internal { | 43 namespace internal { |
| 89 AudioSendStream::AudioSendStream( | 44 AudioSendStream::AudioSendStream( |
| 90 const webrtc::AudioSendStream::Config& config, | 45 const webrtc::AudioSendStream::Config& config, |
| 91 const rtc::scoped_refptr<webrtc::AudioState>& audio_state, | 46 const rtc::scoped_refptr<webrtc::AudioState>& audio_state, |
| 92 rtc::TaskQueue* worker_queue, | 47 rtc::TaskQueue* worker_queue, |
| 93 CongestionController* congestion_controller, | 48 CongestionController* congestion_controller, |
| 94 BitrateAllocator* bitrate_allocator, | 49 BitrateAllocator* bitrate_allocator, |
| 95 RtcEventLog* event_log) | 50 RtcEventLog* event_log) |
| 96 : worker_queue_(worker_queue), | 51 : worker_queue_(worker_queue), |
| 97 config_(config), | 52 config_(config), |
| (...skipping 228 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 326 ScopedVoEInterface<VoECodec> codec(voice_engine()); | 281 ScopedVoEInterface<VoECodec> codec(voice_engine()); |
| 327 | 282 |
| 328 const int channel = config_.voe_channel_id; | 283 const int channel = config_.voe_channel_id; |
| 329 | 284 |
| 330 // Disable VAD and FEC unless we know the other side wants them. | 285 // Disable VAD and FEC unless we know the other side wants them. |
| 331 codec->SetVADStatus(channel, false); | 286 codec->SetVADStatus(channel, false); |
| 332 codec->SetFECStatus(channel, false); | 287 codec->SetFECStatus(channel, false); |
| 333 | 288 |
| 334 const auto& send_codec_spec = config_.send_codec_spec; | 289 const auto& send_codec_spec = config_.send_codec_spec; |
| 335 | 290 |
| 336 // Set the codec immediately, since SetVADStatus() depends on whether | 291 // We set the codec first, since the below extra configuration is only applied |
| 337 // the current codec is mono or stereo. | 292 // to the "current" codec. |
| 338 LOG(LS_INFO) << "Send channel " << channel << " selected voice codec " | |
| 339 << ToString(send_codec_spec.codec_inst) | |
| 340 << ", bitrate=" << send_codec_spec.codec_inst.rate; | |
| 341 | 293 |
| 342 // If codec is already configured, we do not it again. | 294 // If codec is already configured, we do not it again. |
| 343 // TODO(minyue): check if this check is really needed, or can we move it into | 295 // TODO(minyue): check if this check is really needed, or can we move it into |
| 344 // |codec->SetSendCodec|. | 296 // |codec->SetSendCodec|. |
| 345 webrtc::CodecInst current_codec = {0}; | 297 webrtc::CodecInst current_codec = {0}; |
| 346 if (codec->GetSendCodec(channel, current_codec) != 0 || | 298 if (codec->GetSendCodec(channel, current_codec) != 0 || |
| 347 (send_codec_spec.codec_inst != current_codec)) { | 299 (send_codec_spec.codec_inst != current_codec)) { |
| 348 if (codec->SetSendCodec(channel, send_codec_spec.codec_inst) == -1) { | 300 if (codec->SetSendCodec(channel, send_codec_spec.codec_inst) == -1) { |
| 349 LOG_RTCERR2(SetSendCodec, channel, ToString(send_codec_spec.codec_inst), | 301 LOG(LS_WARNING) << "SetSendCodec() failed: " << base->LastError(); |
| 350 base->LastError()); | |
| 351 return false; | 302 return false; |
| 352 } | 303 } |
| 353 } | 304 } |
| 354 | 305 |
| 355 // FEC should be enabled after SetSendCodec. | 306 // Codec internal FEC. Treat any failure as fatal internal error. |
| 356 if (send_codec_spec.enable_codec_fec) { | 307 if (send_codec_spec.enable_codec_fec) { |
| 357 LOG(LS_INFO) << "Attempt to enable codec internal FEC on channel " | 308 if (codec->SetFECStatus(channel, true) != 0) { |
| 358 << channel; | 309 LOG(LS_WARNING) << "SetFECStatus() failed: " << base->LastError(); |
| 359 if (codec->SetFECStatus(channel, true) == -1) { | |
| 360 // Enable codec internal FEC. Treat any failure as fatal internal error. | |
| 361 LOG_RTCERR2(SetFECStatus, channel, true, base->LastError()); | |
| 362 return false; | 310 return false; |
| 363 } | 311 } |
| 364 } | 312 } |
| 365 | 313 |
| 314 // DTX and maxplaybackrate are only set if current codec is Opus. |
| 366 if (IsCodec(send_codec_spec.codec_inst, kOpusCodecName)) { | 315 if (IsCodec(send_codec_spec.codec_inst, kOpusCodecName)) { |
| 367 // DTX and maxplaybackrate should be set after SetSendCodec. Because current | 316 if (codec->SetOpusDtx(channel, send_codec_spec.enable_opus_dtx) != 0) { |
| 368 // send codec has to be Opus. | 317 LOG(LS_WARNING) << "SetOpusDtx() failed: " << base->LastError(); |
| 369 | |
| 370 // Set Opus internal DTX. | |
| 371 LOG(LS_INFO) << "Attempt to " | |
| 372 << (send_codec_spec.enable_opus_dtx ? "enable" : "disable") | |
| 373 << " Opus DTX on channel " << channel; | |
| 374 if (codec->SetOpusDtx(channel, send_codec_spec.enable_opus_dtx)) { | |
| 375 LOG_RTCERR2(SetOpusDtx, channel, send_codec_spec.enable_opus_dtx, | |
| 376 base->LastError()); | |
| 377 return false; | 318 return false; |
| 378 } | 319 } |
| 379 | 320 |
| 380 // If opus_max_playback_rate <= 0, the default maximum playback rate | 321 // If opus_max_playback_rate <= 0, the default maximum playback rate |
| 381 // (48 kHz) will be used. | 322 // (48 kHz) will be used. |
| 382 if (send_codec_spec.opus_max_playback_rate > 0) { | 323 if (send_codec_spec.opus_max_playback_rate > 0) { |
| 383 LOG(LS_INFO) << "Attempt to set maximum playback rate to " | |
| 384 << send_codec_spec.opus_max_playback_rate | |
| 385 << " Hz on channel " << channel; | |
| 386 if (codec->SetOpusMaxPlaybackRate( | 324 if (codec->SetOpusMaxPlaybackRate( |
| 387 channel, send_codec_spec.opus_max_playback_rate) == -1) { | 325 channel, send_codec_spec.opus_max_playback_rate) != 0) { |
| 388 LOG_RTCERR2(SetOpusMaxPlaybackRate, channel, | 326 LOG(LS_WARNING) << "SetOpusMaxPlaybackRate() failed: " |
| 389 send_codec_spec.opus_max_playback_rate, base->LastError()); | 327 << base->LastError(); |
| 390 return false; | 328 return false; |
| 391 } | 329 } |
| 392 } | 330 } |
| 393 } | 331 } |
| 394 | 332 |
| 395 // Set the CN payloadtype and the VAD status. | 333 // Set the CN payloadtype and the VAD status. |
| 396 if (send_codec_spec.cng_payload_type != -1) { | 334 if (send_codec_spec.cng_payload_type != -1) { |
| 397 // The CN payload type for 8000 Hz clockrate is fixed at 13. | 335 // The CN payload type for 8000 Hz clockrate is fixed at 13. |
| 398 if (send_codec_spec.cng_plfreq != 8000) { | 336 if (send_codec_spec.cng_plfreq != 8000) { |
| 399 webrtc::PayloadFrequencies cn_freq; | 337 webrtc::PayloadFrequencies cn_freq; |
| 400 switch (send_codec_spec.cng_plfreq) { | 338 switch (send_codec_spec.cng_plfreq) { |
| 401 case 16000: | 339 case 16000: |
| 402 cn_freq = webrtc::kFreq16000Hz; | 340 cn_freq = webrtc::kFreq16000Hz; |
| 403 break; | 341 break; |
| 404 case 32000: | 342 case 32000: |
| 405 cn_freq = webrtc::kFreq32000Hz; | 343 cn_freq = webrtc::kFreq32000Hz; |
| 406 break; | 344 break; |
| 407 default: | 345 default: |
| 408 RTC_NOTREACHED(); | 346 RTC_NOTREACHED(); |
| 409 return false; | 347 return false; |
| 410 } | 348 } |
| 411 if (codec->SetSendCNPayloadType(channel, send_codec_spec.cng_payload_type, | 349 if (codec->SetSendCNPayloadType(channel, send_codec_spec.cng_payload_type, |
| 412 cn_freq) == -1) { | 350 cn_freq) != 0) { |
| 413 LOG_RTCERR3(SetSendCNPayloadType, channel, | 351 LOG(LS_WARNING) << "SetSendCNPayloadType() failed: " |
| 414 send_codec_spec.cng_payload_type, cn_freq, | 352 << base->LastError(); |
| 415 base->LastError()); | |
| 416 | |
| 417 // TODO(ajm): This failure condition will be removed from VoE. | 353 // TODO(ajm): This failure condition will be removed from VoE. |
| 418 // Restore the return here when we update to a new enough webrtc. | 354 // Restore the return here when we update to a new enough webrtc. |
| 419 // | 355 // |
| 420 // Not returning false because the SetSendCNPayloadType will fail if | 356 // Not returning false because the SetSendCNPayloadType will fail if |
| 421 // the channel is already sending. | 357 // the channel is already sending. |
| 422 // This can happen if the remote description is applied twice, for | 358 // This can happen if the remote description is applied twice, for |
| 423 // example in the case of ROAP on top of JSEP, where both side will | 359 // example in the case of ROAP on top of JSEP, where both side will |
| 424 // send the offer. | 360 // send the offer. |
| 425 } | 361 } |
| 426 } | 362 } |
| 427 | 363 |
| 428 // Only turn on VAD if we have a CN payload type that matches the | 364 // Only turn on VAD if we have a CN payload type that matches the |
| 429 // clockrate for the codec we are going to use. | 365 // clockrate for the codec we are going to use. |
| 430 if (send_codec_spec.cng_plfreq == send_codec_spec.codec_inst.plfreq && | 366 if (send_codec_spec.cng_plfreq == send_codec_spec.codec_inst.plfreq && |
| 431 send_codec_spec.codec_inst.channels == 1) { | 367 send_codec_spec.codec_inst.channels == 1) { |
| 432 // TODO(minyue): If CN frequency == 48000 Hz is allowed, consider the | 368 // TODO(minyue): If CN frequency == 48000 Hz is allowed, consider the |
| 433 // interaction between VAD and Opus FEC. | 369 // interaction between VAD and Opus FEC. |
| 434 LOG(LS_INFO) << "Enabling VAD"; | 370 if (codec->SetVADStatus(channel, true) != 0) { |
| 435 if (codec->SetVADStatus(channel, true) == -1) { | 371 LOG(LS_WARNING) << "SetVADStatus() failed: " << base->LastError(); |
| 436 LOG_RTCERR2(SetVADStatus, channel, true, base->LastError()); | |
| 437 return false; | 372 return false; |
| 438 } | 373 } |
| 439 } | 374 } |
| 440 } | 375 } |
| 441 return true; | 376 return true; |
| 442 } | 377 } |
| 443 | 378 |
| 444 } // namespace internal | 379 } // namespace internal |
| 445 } // namespace webrtc | 380 } // namespace webrtc |
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