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
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 #ifndef TALK_MEDIA_BASE_FAKEMEDIAENGINE_H_
29 #define TALK_MEDIA_BASE_FAKEMEDIAENGINE_H_
37 #include "talk/base/buffer.h"
38 #include "talk/base/stringutils.h"
39 #include "talk/media/base/audiorenderer.h"
40 #include "talk/media/base/mediaengine.h"
41 #include "talk/media/base/rtputils.h"
42 #include "talk/media/base/streamparams.h"
43 #include "talk/p2p/base/sessiondescription.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 talk_base::Buffer packet(data, len, kMaxRtpPacketLen);
77 return Base::SendPacket(&packet);
79 bool SendRtcp(const void* data, int len) {
80 talk_base::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(talk_base::Buffer* packet,
195 const talk_base::PacketTime& packet_time) {
196 rtp_packets_.push_back(std::string(packet->data(), packet->length()));
198 virtual void OnRtcpReceived(talk_base::Buffer* packet,
199 const talk_base::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, AudioRenderer*>::iterator it = local_renderers_.find(ssrc);
321 if (it != local_renderers_.end()) {
322 ASSERT(it->second == renderer);
324 local_renderers_.insert(std::make_pair(ssrc, renderer));
325 renderer->AddChannel(0);
328 if (it != local_renderers_.end()) {
329 it->second->RemoveChannel(0);
330 local_renderers_.erase(it);
338 virtual bool GetActiveStreams(AudioInfo::StreamList* streams) { return true; }
339 virtual int GetOutputLevel() { return 0; }
340 void set_time_since_last_typing(int ms) { time_since_last_typing_ = ms; }
341 virtual int GetTimeSinceLastTyping() { return time_since_last_typing_; }
342 virtual void SetTypingDetectionParameters(
343 int time_window, int cost_per_typing, int reporting_threshold,
344 int penalty_decay, int type_event_delay) {}
346 virtual bool SetRingbackTone(const char* buf, int len) { return true; }
347 virtual bool PlayRingbackTone(uint32 ssrc, bool play, bool loop) {
348 ringback_tone_ssrc_ = ssrc;
349 ringback_tone_play_ = play;
350 ringback_tone_loop_ = loop;
354 virtual bool CanInsertDtmf() {
355 for (std::vector<AudioCodec>::const_iterator it = send_codecs_.begin();
356 it != send_codecs_.end(); ++it) {
357 // Find the DTMF telephone event "codec".
358 if (_stricmp(it->name.c_str(), "telephone-event") == 0) {
364 virtual bool InsertDtmf(uint32 ssrc, int event_code, int duration,
366 dtmf_info_queue_.push_back(DtmfInfo(ssrc, event_code, duration, flags));
370 virtual bool SetOutputScaling(uint32 ssrc, double left, double right) {
372 std::map<uint32, OutputScaling>::iterator it;
373 for (it = output_scalings_.begin(); it != output_scalings_.end(); ++it) {
374 it->second.left = left;
375 it->second.right = right;
378 } else if (output_scalings_.find(ssrc) != output_scalings_.end()) {
379 output_scalings_[ssrc].left = left;
380 output_scalings_[ssrc].right = right;
385 virtual bool GetOutputScaling(uint32 ssrc, double* left, double* right) {
386 if (output_scalings_.find(ssrc) == output_scalings_.end())
388 *left = output_scalings_[ssrc].left;
389 *right = output_scalings_[ssrc].right;
393 virtual bool GetStats(VoiceMediaInfo* info) { return false; }
394 virtual void GetLastMediaError(uint32* ssrc,
395 VoiceMediaChannel::Error* error) {
397 *error = fail_set_send_ ? VoiceMediaChannel::ERROR_REC_DEVICE_OPEN_FAILED
398 : VoiceMediaChannel::ERROR_NONE;
401 void set_fail_set_send(bool fail) { fail_set_send_ = fail; }
402 void TriggerError(uint32 ssrc, VoiceMediaChannel::Error error) {
403 VoiceMediaChannel::SignalMediaError(ssrc, error);
406 virtual bool SetOptions(const AudioOptions& options) {
407 // Does a "merge" of current options and set options.
408 options_.SetAll(options);
411 virtual bool GetOptions(AudioOptions* options) const {
417 struct OutputScaling {
418 OutputScaling() : left(1.0), right(1.0) {}
422 FakeVoiceEngine* engine_;
423 std::vector<AudioCodec> recv_codecs_;
424 std::vector<AudioCodec> send_codecs_;
425 std::map<uint32, OutputScaling> output_scalings_;
426 std::vector<DtmfInfo> dtmf_info_queue_;
428 uint32 ringback_tone_ssrc_;
429 bool ringback_tone_play_;
430 bool ringback_tone_loop_;
431 int time_since_last_typing_;
432 AudioOptions options_;
433 std::map<uint32, AudioRenderer*> local_renderers_;
434 std::map<uint32, AudioRenderer*> remote_renderers_;
437 // A helper function to compare the FakeVoiceMediaChannel::DtmfInfo.
438 inline bool CompareDtmfInfo(const FakeVoiceMediaChannel::DtmfInfo& info,
439 uint32 ssrc, int event_code, int duration,
441 return (info.duration == duration && info.event_code == event_code &&
442 info.flags == flags && info.ssrc == ssrc);
445 class FakeVideoMediaChannel : public RtpHelper<VideoMediaChannel> {
447 explicit FakeVideoMediaChannel(FakeVideoEngine* engine)
449 sent_intra_frame_(false),
450 requested_intra_frame_(false),
453 ~FakeVideoMediaChannel();
455 const std::vector<VideoCodec>& recv_codecs() const { return recv_codecs_; }
456 const std::vector<VideoCodec>& send_codecs() const { return send_codecs_; }
457 const std::vector<VideoCodec>& codecs() const { return send_codecs(); }
458 bool rendering() const { return playout(); }
459 const VideoOptions& options() const { return options_; }
460 const std::map<uint32, VideoRenderer*>& renderers() const {
463 int start_bps() const { return start_bps_; }
464 int max_bps() const { return max_bps_; }
465 bool GetSendStreamFormat(uint32 ssrc, VideoFormat* format) {
466 if (send_formats_.find(ssrc) == send_formats_.end()) {
469 *format = send_formats_[ssrc];
472 virtual bool SetSendStreamFormat(uint32 ssrc, const VideoFormat& format) {
473 if (send_formats_.find(ssrc) == send_formats_.end()) {
476 send_formats_[ssrc] = format;
480 virtual bool AddSendStream(const StreamParams& sp) {
481 if (!RtpHelper<VideoMediaChannel>::AddSendStream(sp)) {
484 SetSendStreamDefaultFormat(sp.first_ssrc());
487 virtual bool RemoveSendStream(uint32 ssrc) {
488 send_formats_.erase(ssrc);
489 return RtpHelper<VideoMediaChannel>::RemoveSendStream(ssrc);
492 virtual bool SetRecvCodecs(const std::vector<VideoCodec>& codecs) {
493 if (fail_set_recv_codecs()) {
494 // Fake the failure in SetRecvCodecs.
497 recv_codecs_ = codecs;
500 virtual bool SetSendCodecs(const std::vector<VideoCodec>& codecs) {
501 if (fail_set_send_codecs()) {
502 // Fake the failure in SetSendCodecs.
505 send_codecs_ = codecs;
507 for (std::vector<StreamParams>::const_iterator it = send_streams().begin();
508 it != send_streams().end(); ++it) {
509 SetSendStreamDefaultFormat(it->first_ssrc());
513 virtual bool GetSendCodec(VideoCodec* send_codec) {
514 if (send_codecs_.empty()) {
517 *send_codec = send_codecs_[0];
520 virtual bool SetRender(bool render) {
524 virtual bool SetRenderer(uint32 ssrc, VideoRenderer* r) {
525 if (ssrc != 0 && renderers_.find(ssrc) == renderers_.end()) {
529 renderers_[ssrc] = r;
534 virtual bool SetSend(bool send) { return set_sending(send); }
535 virtual bool SetCapturer(uint32 ssrc, VideoCapturer* capturer) {
536 capturers_[ssrc] = capturer;
539 bool HasCapturer(uint32 ssrc) const {
540 return capturers_.find(ssrc) != capturers_.end();
542 virtual bool SetStartSendBandwidth(int bps) {
546 virtual bool SetMaxSendBandwidth(int bps) {
550 virtual bool AddRecvStream(const StreamParams& sp) {
551 if (!RtpHelper<VideoMediaChannel>::AddRecvStream(sp))
553 renderers_[sp.first_ssrc()] = NULL;
556 virtual bool RemoveRecvStream(uint32 ssrc) {
557 if (!RtpHelper<VideoMediaChannel>::RemoveRecvStream(ssrc))
559 renderers_.erase(ssrc);
563 virtual bool GetStats(const StatsOptions& options,
564 VideoMediaInfo* info) { return false; }
565 virtual bool SendIntraFrame() {
566 sent_intra_frame_ = true;
569 virtual bool RequestIntraFrame() {
570 requested_intra_frame_ = true;
573 virtual bool SetOptions(const VideoOptions& options) {
577 virtual bool GetOptions(VideoOptions* options) const {
581 virtual void UpdateAspectRatio(int ratio_w, int ratio_h) {}
582 void set_sent_intra_frame(bool v) { sent_intra_frame_ = v; }
583 bool sent_intra_frame() const { return sent_intra_frame_; }
584 void set_requested_intra_frame(bool v) { requested_intra_frame_ = v; }
585 bool requested_intra_frame() const { return requested_intra_frame_; }
588 // Be default, each send stream uses the first send codec format.
589 void SetSendStreamDefaultFormat(uint32 ssrc) {
590 if (!send_codecs_.empty()) {
591 send_formats_[ssrc] = VideoFormat(
592 send_codecs_[0].width, send_codecs_[0].height,
593 cricket::VideoFormat::FpsToInterval(send_codecs_[0].framerate),
594 cricket::FOURCC_I420);
598 FakeVideoEngine* engine_;
599 std::vector<VideoCodec> recv_codecs_;
600 std::vector<VideoCodec> send_codecs_;
601 std::map<uint32, VideoRenderer*> renderers_;
602 std::map<uint32, VideoFormat> send_formats_;
603 std::map<uint32, VideoCapturer*> capturers_;
604 bool sent_intra_frame_;
605 bool requested_intra_frame_;
606 VideoOptions options_;
611 class FakeSoundclipMedia : public SoundclipMedia {
613 virtual bool PlaySound(const char* buf, int len, int flags) { return true; }
616 class FakeDataMediaChannel : public RtpHelper<DataMediaChannel> {
618 explicit FakeDataMediaChannel(void* unused)
619 : send_blocked_(false), max_bps_(-1) {}
620 ~FakeDataMediaChannel() {}
621 const std::vector<DataCodec>& recv_codecs() const { return recv_codecs_; }
622 const std::vector<DataCodec>& send_codecs() const { return send_codecs_; }
623 const std::vector<DataCodec>& codecs() const { return send_codecs(); }
624 int max_bps() const { return max_bps_; }
626 virtual bool SetRecvCodecs(const std::vector<DataCodec>& codecs) {
627 if (fail_set_recv_codecs()) {
628 // Fake the failure in SetRecvCodecs.
631 recv_codecs_ = codecs;
634 virtual bool SetSendCodecs(const std::vector<DataCodec>& codecs) {
635 if (fail_set_send_codecs()) {
636 // Fake the failure in SetSendCodecs.
639 send_codecs_ = codecs;
642 virtual bool SetSend(bool send) { return set_sending(send); }
643 virtual bool SetReceive(bool receive) {
644 set_playout(receive);
647 virtual bool SetStartSendBandwidth(int bps) { return true; }
648 virtual bool SetMaxSendBandwidth(int bps) {
652 virtual bool AddRecvStream(const StreamParams& sp) {
653 if (!RtpHelper<DataMediaChannel>::AddRecvStream(sp))
657 virtual bool RemoveRecvStream(uint32 ssrc) {
658 if (!RtpHelper<DataMediaChannel>::RemoveRecvStream(ssrc))
663 virtual bool SendData(const SendDataParams& params,
664 const talk_base::Buffer& payload,
665 SendDataResult* result) {
670 last_sent_data_params_ = params;
671 last_sent_data_ = std::string(payload.data(), payload.length());
676 SendDataParams last_sent_data_params() { return last_sent_data_params_; }
677 std::string last_sent_data() { return last_sent_data_; }
678 bool is_send_blocked() { return send_blocked_; }
679 void set_send_blocked(bool blocked) { send_blocked_ = blocked; }
682 std::vector<DataCodec> recv_codecs_;
683 std::vector<DataCodec> send_codecs_;
684 SendDataParams last_sent_data_params_;
685 std::string last_sent_data_;
690 // A base class for all of the shared parts between FakeVoiceEngine
691 // and FakeVideoEngine.
692 class FakeBaseEngine {
696 options_changed_(false),
697 fail_create_channel_(false) {}
698 bool Init(talk_base::Thread* worker_thread) { return true; }
701 void SetLogging(int level, const char* filter) {
706 void set_fail_create_channel(bool fail) { fail_create_channel_ = fail; }
708 const std::vector<RtpHeaderExtension>& rtp_header_extensions() const {
709 return rtp_header_extensions_;
714 std::string logfilter_;
715 // Flag used by optionsmessagehandler_unittest for checking whether any
716 // relevant setting has been updated.
717 // TODO(thaloun): Replace with explicit checks of before & after values.
718 bool options_changed_;
719 bool fail_create_channel_;
720 std::vector<RtpHeaderExtension> rtp_header_extensions_;
723 class FakeVoiceEngine : public FakeBaseEngine {
726 : output_volume_(-1),
729 tx_processor_(NULL) {
730 // Add a fake audio codec. Note that the name must not be "" as there are
731 // sanity checks against that.
732 codecs_.push_back(AudioCodec(101, "fake_audio_codec", 0, 0, 1, 0));
734 int GetCapabilities() { return AUDIO_SEND | AUDIO_RECV; }
735 AudioOptions GetAudioOptions() const {
738 AudioOptions GetOptions() const {
741 bool SetOptions(const AudioOptions& options) {
743 options_changed_ = true;
747 VoiceMediaChannel* CreateChannel() {
748 if (fail_create_channel_) {
752 FakeVoiceMediaChannel* ch = new FakeVoiceMediaChannel(this);
753 channels_.push_back(ch);
756 FakeVoiceMediaChannel* GetChannel(size_t index) {
757 return (channels_.size() > index) ? channels_[index] : NULL;
759 void UnregisterChannel(VoiceMediaChannel* channel) {
760 channels_.erase(std::find(channels_.begin(), channels_.end(), channel));
762 SoundclipMedia* CreateSoundclip() { return new FakeSoundclipMedia(); }
764 const std::vector<AudioCodec>& codecs() { return codecs_; }
765 void SetCodecs(const std::vector<AudioCodec> codecs) { codecs_ = codecs; }
767 bool SetDelayOffset(int offset) {
768 delay_offset_ = offset;
772 bool SetDevices(const Device* in_device, const Device* out_device) {
773 in_device_ = (in_device) ? in_device->name : "";
774 out_device_ = (out_device) ? out_device->name : "";
775 options_changed_ = true;
779 bool GetOutputVolume(int* level) {
780 *level = output_volume_;
784 bool SetOutputVolume(int level) {
785 output_volume_ = level;
786 options_changed_ = true;
790 int GetInputLevel() { return 0; }
792 bool SetLocalMonitor(bool enable) { return true; }
794 bool StartAecDump(talk_base::PlatformFile file) { return false; }
796 bool RegisterProcessor(uint32 ssrc, VoiceProcessor* voice_processor,
797 MediaProcessorDirection direction) {
798 if (direction == MPD_RX) {
799 rx_processor_ = voice_processor;
801 } else if (direction == MPD_TX) {
802 tx_processor_ = voice_processor;
808 bool UnregisterProcessor(uint32 ssrc, VoiceProcessor* voice_processor,
809 MediaProcessorDirection direction) {
810 bool unregistered = false;
811 if (direction & MPD_RX) {
812 rx_processor_ = NULL;
815 if (direction & MPD_TX) {
816 tx_processor_ = NULL;
823 std::vector<FakeVoiceMediaChannel*> channels_;
824 std::vector<AudioCodec> codecs_;
827 std::string in_device_;
828 std::string out_device_;
829 VoiceProcessor* rx_processor_;
830 VoiceProcessor* tx_processor_;
831 AudioOptions options_;
833 friend class FakeMediaEngine;
836 class FakeVideoEngine : public FakeBaseEngine {
838 FakeVideoEngine() : renderer_(NULL), capture_(false), processor_(NULL) {
839 // Add a fake video codec. Note that the name must not be "" as there are
840 // sanity checks against that.
841 codecs_.push_back(VideoCodec(0, "fake_video_codec", 0, 0, 0, 0));
843 bool GetOptions(VideoOptions* options) const {
847 bool SetOptions(const VideoOptions& options) {
849 options_changed_ = true;
852 int GetCapabilities() { return VIDEO_SEND | VIDEO_RECV; }
853 bool SetDefaultEncoderConfig(const VideoEncoderConfig& config) {
854 default_encoder_config_ = config;
857 VideoEncoderConfig GetDefaultEncoderConfig() const {
858 return default_encoder_config_;
860 const VideoEncoderConfig& default_encoder_config() const {
861 return default_encoder_config_;
864 VideoMediaChannel* CreateChannel(VoiceMediaChannel* channel) {
865 if (fail_create_channel_) {
869 FakeVideoMediaChannel* ch = new FakeVideoMediaChannel(this);
870 channels_.push_back(ch);
873 FakeVideoMediaChannel* GetChannel(size_t index) {
874 return (channels_.size() > index) ? channels_[index] : NULL;
876 void UnregisterChannel(VideoMediaChannel* channel) {
877 channels_.erase(std::find(channels_.begin(), channels_.end(), channel));
880 const std::vector<VideoCodec>& codecs() const { return codecs_; }
881 bool FindCodec(const VideoCodec& in) {
882 for (size_t i = 0; i < codecs_.size(); ++i) {
883 if (codecs_[i].Matches(in)) {
889 void SetCodecs(const std::vector<VideoCodec> codecs) { codecs_ = codecs; }
891 bool SetCaptureDevice(const Device* device) {
892 in_device_ = (device) ? device->name : "";
893 options_changed_ = true;
896 bool SetLocalRenderer(VideoRenderer* r) {
900 bool SetCapture(bool capture) {
904 VideoFormat GetStartCaptureFormat() const {
905 return VideoFormat(640, 480, cricket::VideoFormat::FpsToInterval(30),
909 sigslot::repeater2<VideoCapturer*, CaptureState> SignalCaptureStateChange;
912 std::vector<FakeVideoMediaChannel*> channels_;
913 std::vector<VideoCodec> codecs_;
914 VideoEncoderConfig default_encoder_config_;
915 std::string in_device_;
916 VideoRenderer* renderer_;
918 VideoProcessor* processor_;
919 VideoOptions options_;
921 friend class FakeMediaEngine;
924 class FakeMediaEngine :
925 public CompositeMediaEngine<FakeVoiceEngine, FakeVideoEngine> {
928 voice_ = FakeVoiceEngine();
929 video_ = FakeVideoEngine();
931 virtual ~FakeMediaEngine() {}
933 virtual void SetAudioCodecs(const std::vector<AudioCodec> codecs) {
934 voice_.SetCodecs(codecs);
937 virtual void SetVideoCodecs(const std::vector<VideoCodec> codecs) {
938 video_.SetCodecs(codecs);
941 FakeVoiceMediaChannel* GetVoiceChannel(size_t index) {
942 return voice_.GetChannel(index);
945 FakeVideoMediaChannel* GetVideoChannel(size_t index) {
946 return video_.GetChannel(index);
949 AudioOptions audio_options() const { return voice_.options_; }
950 int audio_delay_offset() const { return voice_.delay_offset_; }
951 int output_volume() const { return voice_.output_volume_; }
952 const VideoEncoderConfig& default_video_encoder_config() const {
953 return video_.default_encoder_config_;
955 const std::string& audio_in_device() const { return voice_.in_device_; }
956 const std::string& audio_out_device() const { return voice_.out_device_; }
957 VideoRenderer* local_renderer() { return video_.renderer_; }
958 int voice_loglevel() const { return voice_.loglevel_; }
959 const std::string& voice_logfilter() const { return voice_.logfilter_; }
960 int video_loglevel() const { return video_.loglevel_; }
961 const std::string& video_logfilter() const { return video_.logfilter_; }
962 bool capture() const { return video_.capture_; }
963 bool options_changed() const {
964 return voice_.options_changed_ || video_.options_changed_;
966 void clear_options_changed() {
967 video_.options_changed_ = false;
968 voice_.options_changed_ = false;
970 void set_fail_create_channel(bool fail) {
971 voice_.set_fail_create_channel(fail);
972 video_.set_fail_create_channel(fail);
974 bool voice_processor_registered(MediaProcessorDirection direction) const {
975 if (direction == MPD_RX) {
976 return voice_.rx_processor_ != NULL;
977 } else if (direction == MPD_TX) {
978 return voice_.tx_processor_ != NULL;
984 // CompositeMediaEngine with FakeVoiceEngine to expose SetAudioCodecs to
985 // establish a media connectionwith minimum set of audio codes required
986 template <class VIDEO>
987 class CompositeMediaEngineWithFakeVoiceEngine :
988 public CompositeMediaEngine<FakeVoiceEngine, VIDEO> {
990 CompositeMediaEngineWithFakeVoiceEngine() {}
991 virtual ~CompositeMediaEngineWithFakeVoiceEngine() {}
993 virtual void SetAudioCodecs(const std::vector<AudioCodec>& codecs) {
994 CompositeMediaEngine<FakeVoiceEngine, VIDEO>::voice_.SetCodecs(codecs);
998 // Have to come afterwards due to declaration order
999 inline FakeVoiceMediaChannel::~FakeVoiceMediaChannel() {
1001 engine_->UnregisterChannel(this);
1005 inline FakeVideoMediaChannel::~FakeVideoMediaChannel() {
1007 engine_->UnregisterChannel(this);
1011 class FakeDataEngine : public DataEngineInterface {
1013 FakeDataEngine() : last_channel_type_(DCT_NONE) {}
1015 virtual DataMediaChannel* CreateChannel(DataChannelType data_channel_type) {
1016 last_channel_type_ = data_channel_type;
1017 FakeDataMediaChannel* ch = new FakeDataMediaChannel(this);
1018 channels_.push_back(ch);
1022 FakeDataMediaChannel* GetChannel(size_t index) {
1023 return (channels_.size() > index) ? channels_[index] : NULL;
1026 void UnregisterChannel(DataMediaChannel* channel) {
1027 channels_.erase(std::find(channels_.begin(), channels_.end(), channel));
1030 virtual void SetDataCodecs(const std::vector<DataCodec>& data_codecs) {
1031 data_codecs_ = data_codecs;
1034 virtual const std::vector<DataCodec>& data_codecs() { return data_codecs_; }
1036 DataChannelType last_channel_type() const { return last_channel_type_; }
1039 std::vector<FakeDataMediaChannel*> channels_;
1040 std::vector<DataCodec> data_codecs_;
1041 DataChannelType last_channel_type_;
1044 } // namespace cricket
1046 #endif // TALK_MEDIA_BASE_FAKEMEDIAENGINE_H_