3 * Copyright 2004 Google Inc.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
8 * 1. Redistributions of source code must retain the above copyright notice,
9 * this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation
12 * and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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28 #ifndef TALK_MEDIA_BASE_FAKEMEDIAENGINE_H_
29 #define TALK_MEDIA_BASE_FAKEMEDIAENGINE_H_
37 #include "talk/media/base/audiorenderer.h"
38 #include "talk/media/base/mediaengine.h"
39 #include "talk/media/base/rtputils.h"
40 #include "talk/media/base/streamparams.h"
41 #include "talk/p2p/base/sessiondescription.h"
42 #include "webrtc/base/buffer.h"
43 #include "webrtc/base/stringutils.h"
47 class FakeMediaEngine;
48 class FakeVideoEngine;
49 class FakeVoiceEngine;
51 // A common helper class that handles sending and receiving RTP/RTCP packets.
52 template <class Base> class RtpHelper : public Base {
57 fail_set_send_codecs_(false),
58 fail_set_recv_codecs_(false),
60 ready_to_send_(false) {}
61 const std::vector<RtpHeaderExtension>& recv_extensions() {
62 return recv_extensions_;
64 const std::vector<RtpHeaderExtension>& send_extensions() {
65 return send_extensions_;
67 bool sending() const { return sending_; }
68 bool playout() const { return playout_; }
69 const std::list<std::string>& rtp_packets() const { return rtp_packets_; }
70 const std::list<std::string>& rtcp_packets() const { return rtcp_packets_; }
72 bool SendRtp(const void* data, int len) {
76 rtc::Buffer packet(data, len, kMaxRtpPacketLen);
77 return Base::SendPacket(&packet);
79 bool SendRtcp(const void* data, int len) {
80 rtc::Buffer packet(data, len, kMaxRtpPacketLen);
81 return Base::SendRtcp(&packet);
84 bool CheckRtp(const void* data, int len) {
85 bool success = !rtp_packets_.empty();
87 std::string packet = rtp_packets_.front();
88 rtp_packets_.pop_front();
89 success = (packet == std::string(static_cast<const char*>(data), len));
93 bool CheckRtcp(const void* data, int len) {
94 bool success = !rtcp_packets_.empty();
96 std::string packet = rtcp_packets_.front();
97 rtcp_packets_.pop_front();
98 success = (packet == std::string(static_cast<const char*>(data), len));
102 bool CheckNoRtp() { return rtp_packets_.empty(); }
103 bool CheckNoRtcp() { return rtcp_packets_.empty(); }
104 virtual bool SetRecvRtpHeaderExtensions(
105 const std::vector<RtpHeaderExtension>& extensions) {
106 recv_extensions_ = extensions;
109 virtual bool SetSendRtpHeaderExtensions(
110 const std::vector<RtpHeaderExtension>& extensions) {
111 send_extensions_ = extensions;
114 void set_fail_set_send_codecs(bool fail) { fail_set_send_codecs_ = fail; }
115 void set_fail_set_recv_codecs(bool fail) { fail_set_recv_codecs_ = fail; }
116 virtual bool AddSendStream(const StreamParams& sp) {
117 if (std::find(send_streams_.begin(), send_streams_.end(), sp) !=
118 send_streams_.end()) {
121 send_streams_.push_back(sp);
124 virtual bool RemoveSendStream(uint32 ssrc) {
125 return RemoveStreamBySsrc(&send_streams_, ssrc);
127 virtual bool AddRecvStream(const StreamParams& sp) {
128 if (std::find(receive_streams_.begin(), receive_streams_.end(), sp) !=
129 receive_streams_.end()) {
132 receive_streams_.push_back(sp);
135 virtual bool RemoveRecvStream(uint32 ssrc) {
136 return RemoveStreamBySsrc(&receive_streams_, ssrc);
138 virtual bool MuteStream(uint32 ssrc, bool on) {
139 if (!HasSendStream(ssrc) && ssrc != 0)
142 muted_streams_.insert(ssrc);
144 muted_streams_.erase(ssrc);
147 bool IsStreamMuted(uint32 ssrc) const {
148 bool ret = muted_streams_.find(ssrc) != muted_streams_.end();
149 // If |ssrc = 0| check if the first send stream is muted.
150 if (!ret && ssrc == 0 && !send_streams_.empty()) {
151 return muted_streams_.find(send_streams_[0].first_ssrc()) !=
152 muted_streams_.end();
156 const std::vector<StreamParams>& send_streams() const {
157 return send_streams_;
159 const std::vector<StreamParams>& recv_streams() const {
160 return receive_streams_;
162 bool HasRecvStream(uint32 ssrc) const {
163 return GetStreamBySsrc(receive_streams_, ssrc, NULL);
165 bool HasSendStream(uint32 ssrc) const {
166 return GetStreamBySsrc(send_streams_, ssrc, NULL);
168 // TODO(perkj): This is to support legacy unit test that only check one
170 const uint32 send_ssrc() {
171 if (send_streams_.empty())
173 return send_streams_[0].first_ssrc();
176 // TODO(perkj): This is to support legacy unit test that only check one
178 const std::string rtcp_cname() {
179 if (send_streams_.empty())
181 return send_streams_[0].cname;
184 bool ready_to_send() const {
185 return ready_to_send_;
189 bool set_sending(bool send) {
193 void set_playout(bool playout) { playout_ = playout; }
194 virtual void OnPacketReceived(rtc::Buffer* packet,
195 const rtc::PacketTime& packet_time) {
196 rtp_packets_.push_back(std::string(packet->data(), packet->length()));
198 virtual void OnRtcpReceived(rtc::Buffer* packet,
199 const rtc::PacketTime& packet_time) {
200 rtcp_packets_.push_back(std::string(packet->data(), packet->length()));
202 virtual void OnReadyToSend(bool ready) {
203 ready_to_send_ = ready;
205 bool fail_set_send_codecs() const { return fail_set_send_codecs_; }
206 bool fail_set_recv_codecs() const { return fail_set_recv_codecs_; }
211 std::vector<RtpHeaderExtension> recv_extensions_;
212 std::vector<RtpHeaderExtension> send_extensions_;
213 std::list<std::string> rtp_packets_;
214 std::list<std::string> rtcp_packets_;
215 std::vector<StreamParams> send_streams_;
216 std::vector<StreamParams> receive_streams_;
217 std::set<uint32> muted_streams_;
218 bool fail_set_send_codecs_;
219 bool fail_set_recv_codecs_;
221 std::string rtcp_cname_;
225 class FakeVoiceMediaChannel : public RtpHelper<VoiceMediaChannel> {
228 DtmfInfo(uint32 ssrc, int event_code, int duration, int flags)
229 : ssrc(ssrc), event_code(event_code), duration(duration), flags(flags) {
236 explicit FakeVoiceMediaChannel(FakeVoiceEngine* engine)
238 fail_set_send_(false),
239 ringback_tone_ssrc_(0),
240 ringback_tone_play_(false),
241 ringback_tone_loop_(false),
242 time_since_last_typing_(-1) {
243 output_scalings_[0] = OutputScaling(); // For default channel.
245 ~FakeVoiceMediaChannel();
246 const std::vector<AudioCodec>& recv_codecs() const { return recv_codecs_; }
247 const std::vector<AudioCodec>& send_codecs() const { return send_codecs_; }
248 const std::vector<AudioCodec>& codecs() const { return send_codecs(); }
249 const std::vector<DtmfInfo>& dtmf_info_queue() const {
250 return dtmf_info_queue_;
252 const AudioOptions& options() const { return options_; }
254 uint32 ringback_tone_ssrc() const { return ringback_tone_ssrc_; }
255 bool ringback_tone_play() const { return ringback_tone_play_; }
256 bool ringback_tone_loop() const { return ringback_tone_loop_; }
258 virtual bool SetRecvCodecs(const std::vector<AudioCodec>& codecs) {
259 if (fail_set_recv_codecs()) {
260 // Fake the failure in SetRecvCodecs.
263 recv_codecs_ = codecs;
266 virtual bool SetSendCodecs(const std::vector<AudioCodec>& codecs) {
267 if (fail_set_send_codecs()) {
268 // Fake the failure in SetSendCodecs.
271 send_codecs_ = codecs;
274 virtual bool SetPlayout(bool playout) {
275 set_playout(playout);
278 virtual bool SetSend(SendFlags flag) {
279 if (fail_set_send_) {
282 return set_sending(flag != SEND_NOTHING);
284 virtual bool SetStartSendBandwidth(int bps) { return true; }
285 virtual bool SetMaxSendBandwidth(int bps) { return true; }
286 virtual bool AddRecvStream(const StreamParams& sp) {
287 if (!RtpHelper<VoiceMediaChannel>::AddRecvStream(sp))
289 output_scalings_[sp.first_ssrc()] = OutputScaling();
292 virtual bool RemoveRecvStream(uint32 ssrc) {
293 if (!RtpHelper<VoiceMediaChannel>::RemoveRecvStream(ssrc))
295 output_scalings_.erase(ssrc);
298 virtual bool SetRemoteRenderer(uint32 ssrc, AudioRenderer* renderer) {
299 std::map<uint32, AudioRenderer*>::iterator it =
300 remote_renderers_.find(ssrc);
302 if (it != remote_renderers_.end()) {
303 ASSERT(it->second == renderer);
305 remote_renderers_.insert(std::make_pair(ssrc, renderer));
306 renderer->AddChannel(0);
309 if (it != remote_renderers_.end()) {
310 it->second->RemoveChannel(0);
311 remote_renderers_.erase(it);
318 virtual bool SetLocalRenderer(uint32 ssrc, AudioRenderer* renderer) {
319 std::map<uint32, VoiceChannelAudioSink*>::iterator it =
320 local_renderers_.find(ssrc);
322 if (it != local_renderers_.end()) {
323 ASSERT(it->second->renderer() == renderer);
325 local_renderers_.insert(std::make_pair(
326 ssrc, new VoiceChannelAudioSink(renderer)));
329 if (it != local_renderers_.end()) {
331 local_renderers_.erase(it);
339 virtual bool GetActiveStreams(AudioInfo::StreamList* streams) { return true; }
340 virtual int GetOutputLevel() { return 0; }
341 void set_time_since_last_typing(int ms) { time_since_last_typing_ = ms; }
342 virtual int GetTimeSinceLastTyping() { return time_since_last_typing_; }
343 virtual void SetTypingDetectionParameters(
344 int time_window, int cost_per_typing, int reporting_threshold,
345 int penalty_decay, int type_event_delay) {}
347 virtual bool SetRingbackTone(const char* buf, int len) { return true; }
348 virtual bool PlayRingbackTone(uint32 ssrc, bool play, bool loop) {
349 ringback_tone_ssrc_ = ssrc;
350 ringback_tone_play_ = play;
351 ringback_tone_loop_ = loop;
355 virtual bool CanInsertDtmf() {
356 for (std::vector<AudioCodec>::const_iterator it = send_codecs_.begin();
357 it != send_codecs_.end(); ++it) {
358 // Find the DTMF telephone event "codec".
359 if (_stricmp(it->name.c_str(), "telephone-event") == 0) {
365 virtual bool InsertDtmf(uint32 ssrc, int event_code, int duration,
367 dtmf_info_queue_.push_back(DtmfInfo(ssrc, event_code, duration, flags));
371 virtual bool SetOutputScaling(uint32 ssrc, double left, double right) {
373 std::map<uint32, OutputScaling>::iterator it;
374 for (it = output_scalings_.begin(); it != output_scalings_.end(); ++it) {
375 it->second.left = left;
376 it->second.right = right;
379 } else if (output_scalings_.find(ssrc) != output_scalings_.end()) {
380 output_scalings_[ssrc].left = left;
381 output_scalings_[ssrc].right = right;
386 virtual bool GetOutputScaling(uint32 ssrc, double* left, double* right) {
387 if (output_scalings_.find(ssrc) == output_scalings_.end())
389 *left = output_scalings_[ssrc].left;
390 *right = output_scalings_[ssrc].right;
394 virtual bool GetStats(VoiceMediaInfo* info) { return false; }
395 virtual void GetLastMediaError(uint32* ssrc,
396 VoiceMediaChannel::Error* error) {
398 *error = fail_set_send_ ? VoiceMediaChannel::ERROR_REC_DEVICE_OPEN_FAILED
399 : VoiceMediaChannel::ERROR_NONE;
402 void set_fail_set_send(bool fail) { fail_set_send_ = fail; }
403 void TriggerError(uint32 ssrc, VoiceMediaChannel::Error error) {
404 VoiceMediaChannel::SignalMediaError(ssrc, error);
407 virtual bool SetOptions(const AudioOptions& options) {
408 // Does a "merge" of current options and set options.
409 options_.SetAll(options);
412 virtual bool GetOptions(AudioOptions* options) const {
418 struct OutputScaling {
419 OutputScaling() : left(1.0), right(1.0) {}
423 class VoiceChannelAudioSink : public AudioRenderer::Sink {
425 explicit VoiceChannelAudioSink(AudioRenderer* renderer)
426 : renderer_(renderer) {
427 renderer_->AddChannel(0);
428 renderer_->SetSink(this);
430 virtual ~VoiceChannelAudioSink() {
432 renderer_->RemoveChannel(0);
433 renderer_->SetSink(NULL);
436 virtual void OnData(const void* audio_data,
439 int number_of_channels,
440 int number_of_frames) OVERRIDE {}
441 virtual void OnClose() OVERRIDE {
444 AudioRenderer* renderer() const { return renderer_; }
447 AudioRenderer* renderer_;
451 FakeVoiceEngine* engine_;
452 std::vector<AudioCodec> recv_codecs_;
453 std::vector<AudioCodec> send_codecs_;
454 std::map<uint32, OutputScaling> output_scalings_;
455 std::vector<DtmfInfo> dtmf_info_queue_;
457 uint32 ringback_tone_ssrc_;
458 bool ringback_tone_play_;
459 bool ringback_tone_loop_;
460 int time_since_last_typing_;
461 AudioOptions options_;
462 std::map<uint32, VoiceChannelAudioSink*> local_renderers_;
463 std::map<uint32, AudioRenderer*> remote_renderers_;
466 // A helper function to compare the FakeVoiceMediaChannel::DtmfInfo.
467 inline bool CompareDtmfInfo(const FakeVoiceMediaChannel::DtmfInfo& info,
468 uint32 ssrc, int event_code, int duration,
470 return (info.duration == duration && info.event_code == event_code &&
471 info.flags == flags && info.ssrc == ssrc);
474 class FakeVideoMediaChannel : public RtpHelper<VideoMediaChannel> {
476 explicit FakeVideoMediaChannel(FakeVideoEngine* engine)
478 sent_intra_frame_(false),
479 requested_intra_frame_(false),
482 ~FakeVideoMediaChannel();
484 const std::vector<VideoCodec>& recv_codecs() const { return recv_codecs_; }
485 const std::vector<VideoCodec>& send_codecs() const { return send_codecs_; }
486 const std::vector<VideoCodec>& codecs() const { return send_codecs(); }
487 bool rendering() const { return playout(); }
488 const VideoOptions& options() const { return options_; }
489 const std::map<uint32, VideoRenderer*>& renderers() const {
492 int start_bps() const { return start_bps_; }
493 int max_bps() const { return max_bps_; }
494 bool GetSendStreamFormat(uint32 ssrc, VideoFormat* format) {
495 if (send_formats_.find(ssrc) == send_formats_.end()) {
498 *format = send_formats_[ssrc];
501 virtual bool SetSendStreamFormat(uint32 ssrc, const VideoFormat& format) {
502 if (send_formats_.find(ssrc) == send_formats_.end()) {
505 send_formats_[ssrc] = format;
509 virtual bool AddSendStream(const StreamParams& sp) {
510 if (!RtpHelper<VideoMediaChannel>::AddSendStream(sp)) {
513 SetSendStreamDefaultFormat(sp.first_ssrc());
516 virtual bool RemoveSendStream(uint32 ssrc) {
517 send_formats_.erase(ssrc);
518 return RtpHelper<VideoMediaChannel>::RemoveSendStream(ssrc);
521 virtual bool SetRecvCodecs(const std::vector<VideoCodec>& codecs) {
522 if (fail_set_recv_codecs()) {
523 // Fake the failure in SetRecvCodecs.
526 recv_codecs_ = codecs;
529 virtual bool SetSendCodecs(const std::vector<VideoCodec>& codecs) {
530 if (fail_set_send_codecs()) {
531 // Fake the failure in SetSendCodecs.
534 send_codecs_ = codecs;
536 for (std::vector<StreamParams>::const_iterator it = send_streams().begin();
537 it != send_streams().end(); ++it) {
538 SetSendStreamDefaultFormat(it->first_ssrc());
542 virtual bool GetSendCodec(VideoCodec* send_codec) {
543 if (send_codecs_.empty()) {
546 *send_codec = send_codecs_[0];
549 virtual bool SetRender(bool render) {
553 virtual bool SetRenderer(uint32 ssrc, VideoRenderer* r) {
554 if (ssrc != 0 && renderers_.find(ssrc) == renderers_.end()) {
558 renderers_[ssrc] = r;
563 virtual bool SetSend(bool send) { return set_sending(send); }
564 virtual bool SetCapturer(uint32 ssrc, VideoCapturer* capturer) {
565 capturers_[ssrc] = capturer;
568 bool HasCapturer(uint32 ssrc) const {
569 return capturers_.find(ssrc) != capturers_.end();
571 virtual bool SetStartSendBandwidth(int bps) {
575 virtual bool SetMaxSendBandwidth(int bps) {
579 virtual bool AddRecvStream(const StreamParams& sp) {
580 if (!RtpHelper<VideoMediaChannel>::AddRecvStream(sp))
582 renderers_[sp.first_ssrc()] = NULL;
585 virtual bool RemoveRecvStream(uint32 ssrc) {
586 if (!RtpHelper<VideoMediaChannel>::RemoveRecvStream(ssrc))
588 renderers_.erase(ssrc);
592 virtual bool GetStats(const StatsOptions& options,
593 VideoMediaInfo* info) { return false; }
594 virtual bool SendIntraFrame() {
595 sent_intra_frame_ = true;
598 virtual bool RequestIntraFrame() {
599 requested_intra_frame_ = true;
602 virtual bool SetOptions(const VideoOptions& options) {
606 virtual bool GetOptions(VideoOptions* options) const {
610 virtual void UpdateAspectRatio(int ratio_w, int ratio_h) {}
611 void set_sent_intra_frame(bool v) { sent_intra_frame_ = v; }
612 bool sent_intra_frame() const { return sent_intra_frame_; }
613 void set_requested_intra_frame(bool v) { requested_intra_frame_ = v; }
614 bool requested_intra_frame() const { return requested_intra_frame_; }
617 // Be default, each send stream uses the first send codec format.
618 void SetSendStreamDefaultFormat(uint32 ssrc) {
619 if (!send_codecs_.empty()) {
620 send_formats_[ssrc] = VideoFormat(
621 send_codecs_[0].width, send_codecs_[0].height,
622 cricket::VideoFormat::FpsToInterval(send_codecs_[0].framerate),
623 cricket::FOURCC_I420);
627 FakeVideoEngine* engine_;
628 std::vector<VideoCodec> recv_codecs_;
629 std::vector<VideoCodec> send_codecs_;
630 std::map<uint32, VideoRenderer*> renderers_;
631 std::map<uint32, VideoFormat> send_formats_;
632 std::map<uint32, VideoCapturer*> capturers_;
633 bool sent_intra_frame_;
634 bool requested_intra_frame_;
635 VideoOptions options_;
640 class FakeSoundclipMedia : public SoundclipMedia {
642 virtual bool PlaySound(const char* buf, int len, int flags) { return true; }
645 class FakeDataMediaChannel : public RtpHelper<DataMediaChannel> {
647 explicit FakeDataMediaChannel(void* unused)
648 : send_blocked_(false), max_bps_(-1) {}
649 ~FakeDataMediaChannel() {}
650 const std::vector<DataCodec>& recv_codecs() const { return recv_codecs_; }
651 const std::vector<DataCodec>& send_codecs() const { return send_codecs_; }
652 const std::vector<DataCodec>& codecs() const { return send_codecs(); }
653 int max_bps() const { return max_bps_; }
655 virtual bool SetRecvCodecs(const std::vector<DataCodec>& codecs) {
656 if (fail_set_recv_codecs()) {
657 // Fake the failure in SetRecvCodecs.
660 recv_codecs_ = codecs;
663 virtual bool SetSendCodecs(const std::vector<DataCodec>& codecs) {
664 if (fail_set_send_codecs()) {
665 // Fake the failure in SetSendCodecs.
668 send_codecs_ = codecs;
671 virtual bool SetSend(bool send) { return set_sending(send); }
672 virtual bool SetReceive(bool receive) {
673 set_playout(receive);
676 virtual bool SetStartSendBandwidth(int bps) { return true; }
677 virtual bool SetMaxSendBandwidth(int bps) {
681 virtual bool AddRecvStream(const StreamParams& sp) {
682 if (!RtpHelper<DataMediaChannel>::AddRecvStream(sp))
686 virtual bool RemoveRecvStream(uint32 ssrc) {
687 if (!RtpHelper<DataMediaChannel>::RemoveRecvStream(ssrc))
692 virtual bool SendData(const SendDataParams& params,
693 const rtc::Buffer& payload,
694 SendDataResult* result) {
699 last_sent_data_params_ = params;
700 last_sent_data_ = std::string(payload.data(), payload.length());
705 SendDataParams last_sent_data_params() { return last_sent_data_params_; }
706 std::string last_sent_data() { return last_sent_data_; }
707 bool is_send_blocked() { return send_blocked_; }
708 void set_send_blocked(bool blocked) { send_blocked_ = blocked; }
711 std::vector<DataCodec> recv_codecs_;
712 std::vector<DataCodec> send_codecs_;
713 SendDataParams last_sent_data_params_;
714 std::string last_sent_data_;
719 // A base class for all of the shared parts between FakeVoiceEngine
720 // and FakeVideoEngine.
721 class FakeBaseEngine {
725 options_changed_(false),
726 fail_create_channel_(false) {}
727 bool Init(rtc::Thread* worker_thread) { return true; }
730 void SetLogging(int level, const char* filter) {
735 void set_fail_create_channel(bool fail) { fail_create_channel_ = fail; }
737 const std::vector<RtpHeaderExtension>& rtp_header_extensions() const {
738 return rtp_header_extensions_;
740 void set_rtp_header_extensions(
741 const std::vector<RtpHeaderExtension>& extensions) {
742 rtp_header_extensions_ = extensions;
747 std::string logfilter_;
748 // Flag used by optionsmessagehandler_unittest for checking whether any
749 // relevant setting has been updated.
750 // TODO(thaloun): Replace with explicit checks of before & after values.
751 bool options_changed_;
752 bool fail_create_channel_;
753 std::vector<RtpHeaderExtension> rtp_header_extensions_;
756 class FakeVoiceEngine : public FakeBaseEngine {
759 : output_volume_(-1),
762 tx_processor_(NULL) {
763 // Add a fake audio codec. Note that the name must not be "" as there are
764 // sanity checks against that.
765 codecs_.push_back(AudioCodec(101, "fake_audio_codec", 0, 0, 1, 0));
767 int GetCapabilities() { return AUDIO_SEND | AUDIO_RECV; }
768 AudioOptions GetAudioOptions() const {
771 AudioOptions GetOptions() const {
774 bool SetOptions(const AudioOptions& options) {
776 options_changed_ = true;
780 VoiceMediaChannel* CreateChannel() {
781 if (fail_create_channel_) {
785 FakeVoiceMediaChannel* ch = new FakeVoiceMediaChannel(this);
786 channels_.push_back(ch);
789 FakeVoiceMediaChannel* GetChannel(size_t index) {
790 return (channels_.size() > index) ? channels_[index] : NULL;
792 void UnregisterChannel(VoiceMediaChannel* channel) {
793 channels_.erase(std::find(channels_.begin(), channels_.end(), channel));
795 SoundclipMedia* CreateSoundclip() { return new FakeSoundclipMedia(); }
797 const std::vector<AudioCodec>& codecs() { return codecs_; }
798 void SetCodecs(const std::vector<AudioCodec> codecs) { codecs_ = codecs; }
800 bool SetDelayOffset(int offset) {
801 delay_offset_ = offset;
805 bool SetDevices(const Device* in_device, const Device* out_device) {
806 in_device_ = (in_device) ? in_device->name : "";
807 out_device_ = (out_device) ? out_device->name : "";
808 options_changed_ = true;
812 bool GetOutputVolume(int* level) {
813 *level = output_volume_;
817 bool SetOutputVolume(int level) {
818 output_volume_ = level;
819 options_changed_ = true;
823 int GetInputLevel() { return 0; }
825 bool SetLocalMonitor(bool enable) { return true; }
827 bool StartAecDump(rtc::PlatformFile file) { return false; }
829 bool RegisterProcessor(uint32 ssrc, VoiceProcessor* voice_processor,
830 MediaProcessorDirection direction) {
831 if (direction == MPD_RX) {
832 rx_processor_ = voice_processor;
834 } else if (direction == MPD_TX) {
835 tx_processor_ = voice_processor;
841 bool UnregisterProcessor(uint32 ssrc, VoiceProcessor* voice_processor,
842 MediaProcessorDirection direction) {
843 bool unregistered = false;
844 if (direction & MPD_RX) {
845 rx_processor_ = NULL;
848 if (direction & MPD_TX) {
849 tx_processor_ = NULL;
856 std::vector<FakeVoiceMediaChannel*> channels_;
857 std::vector<AudioCodec> codecs_;
860 std::string in_device_;
861 std::string out_device_;
862 VoiceProcessor* rx_processor_;
863 VoiceProcessor* tx_processor_;
864 AudioOptions options_;
866 friend class FakeMediaEngine;
869 class FakeVideoEngine : public FakeBaseEngine {
871 FakeVideoEngine() : capture_(false), processor_(NULL) {
872 // Add a fake video codec. Note that the name must not be "" as there are
873 // sanity checks against that.
874 codecs_.push_back(VideoCodec(0, "fake_video_codec", 0, 0, 0, 0));
876 bool GetOptions(VideoOptions* options) const {
880 bool SetOptions(const VideoOptions& options) {
882 options_changed_ = true;
885 int GetCapabilities() { return VIDEO_SEND | VIDEO_RECV; }
886 bool SetDefaultEncoderConfig(const VideoEncoderConfig& config) {
887 default_encoder_config_ = config;
890 VideoEncoderConfig GetDefaultEncoderConfig() const {
891 return default_encoder_config_;
893 const VideoEncoderConfig& default_encoder_config() const {
894 return default_encoder_config_;
897 VideoMediaChannel* CreateChannel(VoiceMediaChannel* channel) {
898 if (fail_create_channel_) {
902 FakeVideoMediaChannel* ch = new FakeVideoMediaChannel(this);
903 channels_.push_back(ch);
906 FakeVideoMediaChannel* GetChannel(size_t index) {
907 return (channels_.size() > index) ? channels_[index] : NULL;
909 void UnregisterChannel(VideoMediaChannel* channel) {
910 channels_.erase(std::find(channels_.begin(), channels_.end(), channel));
913 const std::vector<VideoCodec>& codecs() const { return codecs_; }
914 bool FindCodec(const VideoCodec& in) {
915 for (size_t i = 0; i < codecs_.size(); ++i) {
916 if (codecs_[i].Matches(in)) {
922 void SetCodecs(const std::vector<VideoCodec> codecs) { codecs_ = codecs; }
924 bool SetCaptureDevice(const Device* device) {
925 in_device_ = (device) ? device->name : "";
926 options_changed_ = true;
929 bool SetCapture(bool capture) {
933 VideoFormat GetStartCaptureFormat() const {
934 return VideoFormat(640, 480, cricket::VideoFormat::FpsToInterval(30),
938 sigslot::repeater2<VideoCapturer*, CaptureState> SignalCaptureStateChange;
941 std::vector<FakeVideoMediaChannel*> channels_;
942 std::vector<VideoCodec> codecs_;
943 VideoEncoderConfig default_encoder_config_;
944 std::string in_device_;
946 VideoProcessor* processor_;
947 VideoOptions options_;
949 friend class FakeMediaEngine;
952 class FakeMediaEngine :
953 public CompositeMediaEngine<FakeVoiceEngine, FakeVideoEngine> {
956 voice_ = FakeVoiceEngine();
957 video_ = FakeVideoEngine();
959 virtual ~FakeMediaEngine() {}
961 void SetAudioCodecs(const std::vector<AudioCodec>& codecs) {
962 voice_.SetCodecs(codecs);
964 void SetVideoCodecs(const std::vector<VideoCodec>& codecs) {
965 video_.SetCodecs(codecs);
968 void SetAudioRtpHeaderExtensions(
969 const std::vector<RtpHeaderExtension>& extensions) {
970 voice_.set_rtp_header_extensions(extensions);
972 void SetVideoRtpHeaderExtensions(
973 const std::vector<RtpHeaderExtension>& extensions) {
974 video_.set_rtp_header_extensions(extensions);
977 FakeVoiceMediaChannel* GetVoiceChannel(size_t index) {
978 return voice_.GetChannel(index);
980 FakeVideoMediaChannel* GetVideoChannel(size_t index) {
981 return video_.GetChannel(index);
984 AudioOptions audio_options() const { return voice_.options_; }
985 int audio_delay_offset() const { return voice_.delay_offset_; }
986 int output_volume() const { return voice_.output_volume_; }
987 const VideoEncoderConfig& default_video_encoder_config() const {
988 return video_.default_encoder_config_;
990 const std::string& audio_in_device() const { return voice_.in_device_; }
991 const std::string& audio_out_device() const { return voice_.out_device_; }
992 int voice_loglevel() const { return voice_.loglevel_; }
993 const std::string& voice_logfilter() const { return voice_.logfilter_; }
994 int video_loglevel() const { return video_.loglevel_; }
995 const std::string& video_logfilter() const { return video_.logfilter_; }
996 bool capture() const { return video_.capture_; }
997 bool options_changed() const {
998 return voice_.options_changed_ || video_.options_changed_;
1000 void clear_options_changed() {
1001 video_.options_changed_ = false;
1002 voice_.options_changed_ = false;
1004 void set_fail_create_channel(bool fail) {
1005 voice_.set_fail_create_channel(fail);
1006 video_.set_fail_create_channel(fail);
1008 bool voice_processor_registered(MediaProcessorDirection direction) const {
1009 if (direction == MPD_RX) {
1010 return voice_.rx_processor_ != NULL;
1011 } else if (direction == MPD_TX) {
1012 return voice_.tx_processor_ != NULL;
1018 // CompositeMediaEngine with FakeVoiceEngine to expose SetAudioCodecs to
1019 // establish a media connectionwith minimum set of audio codes required
1020 template <class VIDEO>
1021 class CompositeMediaEngineWithFakeVoiceEngine :
1022 public CompositeMediaEngine<FakeVoiceEngine, VIDEO> {
1024 CompositeMediaEngineWithFakeVoiceEngine() {}
1025 virtual ~CompositeMediaEngineWithFakeVoiceEngine() {}
1027 virtual void SetAudioCodecs(const std::vector<AudioCodec>& codecs) {
1028 CompositeMediaEngine<FakeVoiceEngine, VIDEO>::voice_.SetCodecs(codecs);
1032 // Have to come afterwards due to declaration order
1033 inline FakeVoiceMediaChannel::~FakeVoiceMediaChannel() {
1035 engine_->UnregisterChannel(this);
1039 inline FakeVideoMediaChannel::~FakeVideoMediaChannel() {
1041 engine_->UnregisterChannel(this);
1045 class FakeDataEngine : public DataEngineInterface {
1047 FakeDataEngine() : last_channel_type_(DCT_NONE) {}
1049 virtual DataMediaChannel* CreateChannel(DataChannelType data_channel_type) {
1050 last_channel_type_ = data_channel_type;
1051 FakeDataMediaChannel* ch = new FakeDataMediaChannel(this);
1052 channels_.push_back(ch);
1056 FakeDataMediaChannel* GetChannel(size_t index) {
1057 return (channels_.size() > index) ? channels_[index] : NULL;
1060 void UnregisterChannel(DataMediaChannel* channel) {
1061 channels_.erase(std::find(channels_.begin(), channels_.end(), channel));
1064 virtual void SetDataCodecs(const std::vector<DataCodec>& data_codecs) {
1065 data_codecs_ = data_codecs;
1068 virtual const std::vector<DataCodec>& data_codecs() { return data_codecs_; }
1070 DataChannelType last_channel_type() const { return last_channel_type_; }
1073 std::vector<FakeDataMediaChannel*> channels_;
1074 std::vector<DataCodec> data_codecs_;
1075 DataChannelType last_channel_type_;
1078 } // namespace cricket
1080 #endif // TALK_MEDIA_BASE_FAKEMEDIAENGINE_H_