Remove FileMediaEngine.

talk/media/base/filemediaengine.cc

Index: talk/media/base/filemediaengine.cc
diff --git a/talk/media/base/filemediaengine.cc b/talk/media/base/filemediaengine.cc
deleted file mode 100644
index 5f4c8399612ca8016bec03c44886172d8d9c2db6..0000000000000000000000000000000000000000
--- a/talk/media/base/filemediaengine.cc
+++ /dev/null
@@ -1,378 +0,0 @@
-/*
- * libjingle
- * Copyright 2004 Google Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- *  1. Redistributions of source code must retain the above copyright notice,
- *     this list of conditions and the following disclaimer.
- *  2. Redistributions in binary form must reproduce the above copyright notice,
- *     this list of conditions and the following disclaimer in the documentation
- *     and/or other materials provided with the distribution.
- *  3. The name of the author may not be used to endorse or promote products
- *     derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
- * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "talk/media/base/filemediaengine.h"
-
-#include <algorithm>
-#include <limits.h>
-
-#include "talk/media/base/rtpdump.h"
-#include "talk/media/base/rtputils.h"
-#include "talk/media/base/streamparams.h"
-#include "webrtc/base/buffer.h"
-#include "webrtc/base/event.h"
-#include "webrtc/base/logging.h"
-#include "webrtc/base/pathutils.h"
-#include "webrtc/base/stream.h"
-
-namespace cricket {
-
-///////////////////////////////////////////////////////////////////////////
-// Implementation of FileMediaEngine.
-///////////////////////////////////////////////////////////////////////////
-int FileMediaEngine::GetCapabilities() {
-  int capabilities = 0;
-  if (!voice_input_filename_.empty()) {
-    capabilities |= AUDIO_SEND;
-  }
-  if (!voice_output_filename_.empty()) {
-    capabilities |= AUDIO_RECV;
-  }
-  if (!video_input_filename_.empty()) {
-    capabilities |= VIDEO_SEND;
-  }
-  if (!video_output_filename_.empty()) {
-    capabilities |= VIDEO_RECV;
-  }
-  return capabilities;
-}
-
-VoiceMediaChannel* FileMediaEngine::CreateChannel(const AudioOptions& options) {
-  rtc::FileStream* input_file_stream = nullptr;
-  rtc::FileStream* output_file_stream = nullptr;
-
-  if (voice_input_filename_.empty() && voice_output_filename_.empty())
-    return nullptr;
-  if (!voice_input_filename_.empty()) {
-    input_file_stream = rtc::Filesystem::OpenFile(
-        rtc::Pathname(voice_input_filename_), "rb");
-    if (!input_file_stream) {
-      LOG(LS_ERROR) << "Not able to open the input audio stream file.";
-      return nullptr;
-    }
-  }
-
-  if (!voice_output_filename_.empty()) {
-    output_file_stream = rtc::Filesystem::OpenFile(
-        rtc::Pathname(voice_output_filename_), "wb");
-    if (!output_file_stream) {
-      delete input_file_stream;
-      LOG(LS_ERROR) << "Not able to open the output audio stream file.";
-      return nullptr;
-    }
-  }
-
-  FileVoiceChannel* channel = new FileVoiceChannel(
-      input_file_stream, output_file_stream, rtp_sender_thread_);
-  channel->SetOptions(options);
-  return channel;
-}
-
-VideoMediaChannel* FileMediaEngine::CreateVideoChannel(
-    const VideoOptions& options,
-    VoiceMediaChannel* voice_ch) {
-  rtc::FileStream* input_file_stream = NULL;
-  rtc::FileStream* output_file_stream = NULL;
-
-  if (video_input_filename_.empty() && video_output_filename_.empty())
-      return NULL;
-
-  if (!video_input_filename_.empty()) {
-    input_file_stream = rtc::Filesystem::OpenFile(
-        rtc::Pathname(video_input_filename_), "rb");
-    if (!input_file_stream) {
-      LOG(LS_ERROR) << "Not able to open the input video stream file.";
-      return NULL;
-    }
-  }
-
-  if (!video_output_filename_.empty()) {
-    output_file_stream = rtc::Filesystem::OpenFile(
-        rtc::Pathname(video_output_filename_), "wb");
-    if (!output_file_stream) {
-      delete input_file_stream;
-      LOG(LS_ERROR) << "Not able to open the output video stream file.";
-      return NULL;
-    }
-  }
-
-  FileVideoChannel* channel = new FileVideoChannel(
-      input_file_stream, output_file_stream, rtp_sender_thread_);
-  channel->SetOptions(options);
-  return channel;
-}
-
-///////////////////////////////////////////////////////////////////////////
-// Definition of RtpSenderReceiver.
-///////////////////////////////////////////////////////////////////////////
-class RtpSenderReceiver : public rtc::MessageHandler {
- public:
-  RtpSenderReceiver(MediaChannel* channel,
-                    rtc::StreamInterface* input_file_stream,
-                    rtc::StreamInterface* output_file_stream,
-                    rtc::Thread* sender_thread);
-  virtual ~RtpSenderReceiver();
-
-  // Called by media channel. Context: media channel thread.
-  bool SetSend(bool send);
-  void SetSendSsrc(uint32 ssrc);
-  void OnPacketReceived(rtc::Buffer* packet);
-
-  // Override virtual method of parent MessageHandler. Context: Worker Thread.
-  virtual void OnMessage(rtc::Message* pmsg);
-
- private:
-  // Read the next RTP dump packet, whose RTP SSRC is the same as first_ssrc_.
-  // Return true if successful.
-  bool ReadNextPacket(RtpDumpPacket* packet);
-  // Send a RTP packet to the network. The input parameter data points to the
-  // start of the RTP packet and len is the packet size. Return true if the sent
-  // size is equal to len.
-  bool SendRtpPacket(const void* data, size_t len);
-
-  MediaChannel* media_channel_;
-  rtc::scoped_ptr<rtc::StreamInterface> input_stream_;
-  rtc::scoped_ptr<rtc::StreamInterface> output_stream_;
-  rtc::scoped_ptr<RtpDumpLoopReader> rtp_dump_reader_;
-  rtc::scoped_ptr<RtpDumpWriter> rtp_dump_writer_;
-  rtc::Thread* sender_thread_;
-  bool own_sender_thread_;
-  // RTP dump packet read from the input stream.
-  RtpDumpPacket rtp_dump_packet_;
-  uint32 start_send_time_;
-  bool sending_;
-  bool first_packet_;
-  uint32 first_ssrc_;
-
-  DISALLOW_COPY_AND_ASSIGN(RtpSenderReceiver);
-};
-
-///////////////////////////////////////////////////////////////////////////
-// Implementation of RtpSenderReceiver.
-///////////////////////////////////////////////////////////////////////////
-RtpSenderReceiver::RtpSenderReceiver(
-    MediaChannel* channel,
-    rtc::StreamInterface* input_file_stream,
-    rtc::StreamInterface* output_file_stream,
-    rtc::Thread* sender_thread)
-    : media_channel_(channel),
-      input_stream_(input_file_stream),
-      output_stream_(output_file_stream),
-      sending_(false),
-      first_packet_(true) {
-  if (sender_thread == NULL) {
-    sender_thread_ = new rtc::Thread();
-    own_sender_thread_ = true;
-  } else {
-    sender_thread_ = sender_thread;
-    own_sender_thread_ = false;
-  }
-
-  if (input_stream_) {
-    rtp_dump_reader_.reset(new RtpDumpLoopReader(input_stream_.get()));
-    // Start the sender thread, which reads rtp dump records, waits based on
-    // the record timestamps, and sends the RTP packets to the network.
-    if (own_sender_thread_) {
-      sender_thread_->Start();
-    }
-  }
-
-  // Create a rtp dump writer for the output RTP dump stream.
-  if (output_stream_) {
-    rtp_dump_writer_.reset(new RtpDumpWriter(output_stream_.get()));
-  }
-}
-
-RtpSenderReceiver::~RtpSenderReceiver() {
-  if (own_sender_thread_) {
-    sender_thread_->Stop();
-    delete sender_thread_;
-  }
-}
-
-bool RtpSenderReceiver::SetSend(bool send) {
-  bool was_sending = sending_;
-  sending_ = send;
-  if (!was_sending && sending_) {
-    sender_thread_->PostDelayed(0, this);  // Wake up the send thread.
-    start_send_time_ = rtc::Time();
-  }
-  return true;
-}
-
-void RtpSenderReceiver::SetSendSsrc(uint32 ssrc) {
-  if (rtp_dump_reader_) {
-    rtp_dump_reader_->SetSsrc(ssrc);
-  }
-}
-
-void RtpSenderReceiver::OnPacketReceived(rtc::Buffer* packet) {
-  if (rtp_dump_writer_) {
-    rtp_dump_writer_->WriteRtpPacket(packet->data(), packet->size());
-  }
-}
-
-void RtpSenderReceiver::OnMessage(rtc::Message* pmsg) {
-  if (!sending_) {
-    // If the sender thread is not sending, ignore this message. The thread goes
-    // to sleep until SetSend(true) wakes it up.
-    return;
-  }
-  if (!first_packet_) {
-    // Send the previously read packet.
-    SendRtpPacket(&rtp_dump_packet_.data[0], rtp_dump_packet_.data.size());
-  }
-
-  if (ReadNextPacket(&rtp_dump_packet_)) {
-    int wait = rtc::TimeUntil(
-        start_send_time_ + rtp_dump_packet_.elapsed_time);
-    wait = std::max(0, wait);
-    sender_thread_->PostDelayed(wait, this);
-  } else {
-    sender_thread_->Quit();
-  }
-}
-
-bool RtpSenderReceiver::ReadNextPacket(RtpDumpPacket* packet) {
-  while (rtc::SR_SUCCESS == rtp_dump_reader_->ReadPacket(packet)) {
-    uint32 ssrc;
-    if (!packet->GetRtpSsrc(&ssrc)) {
-      return false;
-    }
-    if (first_packet_) {
-      first_packet_ = false;
-      first_ssrc_ = ssrc;
-    }
-    if (ssrc == first_ssrc_) {
-      return true;
-    }
-  }
-  return false;
-}
-
-bool RtpSenderReceiver::SendRtpPacket(const void* data, size_t len) {
-  if (!media_channel_)
-    return false;
-
-  rtc::Buffer packet(reinterpret_cast<const uint8_t*>(data), len,
-                     kMaxRtpPacketLen);
-  return media_channel_->SendPacket(&packet);
-}
-
-///////////////////////////////////////////////////////////////////////////
-// Implementation of FileVoiceChannel.
-///////////////////////////////////////////////////////////////////////////
-FileVoiceChannel::FileVoiceChannel(
-    rtc::StreamInterface* input_file_stream,
-    rtc::StreamInterface* output_file_stream,
-    rtc::Thread* rtp_sender_thread)
-    : send_ssrc_(0),
-      rtp_sender_receiver_(new RtpSenderReceiver(this, input_file_stream,
-                                                 output_file_stream,
-                                                 rtp_sender_thread)) {}
-
-FileVoiceChannel::~FileVoiceChannel() {}
-
-bool FileVoiceChannel::SetSendCodecs(const std::vector<AudioCodec>& codecs) {
-  // TODO(whyuan): Check the format of RTP dump input.
-  return true;
-}
-
-bool FileVoiceChannel::SetSend(SendFlags flag) {
-  return rtp_sender_receiver_->SetSend(flag != SEND_NOTHING);
-}
-
-bool FileVoiceChannel::AddSendStream(const StreamParams& sp) {
-  if (send_ssrc_ != 0 || sp.ssrcs.size() != 1) {
-    LOG(LS_ERROR) << "FileVoiceChannel only supports one send stream.";
-    return false;
-  }
-  send_ssrc_ = sp.ssrcs[0];
-  rtp_sender_receiver_->SetSendSsrc(send_ssrc_);
-  return true;
-}
-
-bool FileVoiceChannel::RemoveSendStream(uint32 ssrc) {
-  if (ssrc != send_ssrc_)
-    return false;
-  send_ssrc_ = 0;
-  rtp_sender_receiver_->SetSendSsrc(send_ssrc_);
-  return true;
-}
-
-void FileVoiceChannel::OnPacketReceived(
-    rtc::Buffer* packet, const rtc::PacketTime& packet_time) {
-  rtp_sender_receiver_->OnPacketReceived(packet);
-}
-
-///////////////////////////////////////////////////////////////////////////
-// Implementation of FileVideoChannel.
-///////////////////////////////////////////////////////////////////////////
-FileVideoChannel::FileVideoChannel(
-    rtc::StreamInterface* input_file_stream,
-    rtc::StreamInterface* output_file_stream,
-    rtc::Thread* rtp_sender_thread)
-    : send_ssrc_(0),
-      rtp_sender_receiver_(new RtpSenderReceiver(this, input_file_stream,
-                                                 output_file_stream,
-                                                 rtp_sender_thread)) {}
-
-FileVideoChannel::~FileVideoChannel() {}
-
-bool FileVideoChannel::SetSendCodecs(const std::vector<VideoCodec>& codecs) {
-  // TODO(whyuan): Check the format of RTP dump input.
-  return true;
-}
-
-bool FileVideoChannel::SetSend(bool send) {
-  return rtp_sender_receiver_->SetSend(send);
-}
-
-bool FileVideoChannel::AddSendStream(const StreamParams& sp) {
-  if (send_ssrc_ != 0 || sp.ssrcs.size() != 1) {
-    LOG(LS_ERROR) << "FileVideoChannel only support one send stream.";
-    return false;
-  }
-  send_ssrc_ = sp.ssrcs[0];
-  rtp_sender_receiver_->SetSendSsrc(send_ssrc_);
-  return true;
-}
-
-bool FileVideoChannel::RemoveSendStream(uint32 ssrc) {
-  if (ssrc != send_ssrc_)
-    return false;
-  send_ssrc_ = 0;
-  rtp_sender_receiver_->SetSendSsrc(send_ssrc_);
-  return true;
-}
-
-void FileVideoChannel::OnPacketReceived(
-    rtc::Buffer* packet, const rtc::PacketTime& packet_time) {
-  rtp_sender_receiver_->OnPacketReceived(packet);
-}
-
-}  // namespace cricket