Move talk/app/webrtc to webrtc/api

talk/app/webrtc/statstypes.h

Index: talk/app/webrtc/statstypes.h
diff --git a/talk/app/webrtc/statstypes.h b/talk/app/webrtc/statstypes.h
deleted file mode 100644
index 6f547e1a5280e0b79b836d54717e132275116813..0000000000000000000000000000000000000000
--- a/talk/app/webrtc/statstypes.h
+++ /dev/null
@@ -1,419 +0,0 @@
-/*
- * libjingle
- * Copyright 2012 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.
- */
-
-// This file contains structures used for retrieving statistics from an ongoing
-// libjingle session.
-
-#ifndef TALK_APP_WEBRTC_STATSTYPES_H_
-#define TALK_APP_WEBRTC_STATSTYPES_H_
-
-#include <algorithm>
-#include <list>
-#include <map>
-#include <string>
-
-#include "webrtc/base/basictypes.h"
-#include "webrtc/base/common.h"
-#include "webrtc/base/linked_ptr.h"
-#include "webrtc/base/refcount.h"
-#include "webrtc/base/scoped_ptr.h"
-#include "webrtc/base/scoped_ref_ptr.h"
-#include "webrtc/base/stringencode.h"
-#include "webrtc/base/thread_checker.h"
-
-namespace webrtc {
-
-class StatsReport {
- public:
-  // Indicates whether a track is for sending or receiving.
-  // Used in reports for audio/video tracks.
-  enum Direction {
-    kSend = 0,
-    kReceive,
-  };
-
-  enum StatsType {
-    // StatsReport types.
-    // A StatsReport of |type| = "googSession" contains overall information
-    // about the thing libjingle calls a session (which may contain one
-    // or more RTP sessions.
-    kStatsReportTypeSession,
-
-    // A StatsReport of |type| = "googTransport" contains information
-    // about a libjingle "transport".
-    kStatsReportTypeTransport,
-
-    // A StatsReport of |type| = "googComponent" contains information
-    // about a libjingle "channel" (typically, RTP or RTCP for a transport).
-    // This is intended to be the same thing as an ICE "Component".
-    kStatsReportTypeComponent,
-
-    // A StatsReport of |type| = "googCandidatePair" contains information
-    // about a libjingle "connection" - a single source/destination port pair.
-    // This is intended to be the same thing as an ICE "candidate pair".
-    kStatsReportTypeCandidatePair,
-
-    // A StatsReport of |type| = "VideoBWE" is statistics for video Bandwidth
-    // Estimation, which is global per-session.  The |id| field is "bweforvideo"
-    // (will probably change in the future).
-    kStatsReportTypeBwe,
-
-    // A StatsReport of |type| = "ssrc" is statistics for a specific rtp stream.
-    // The |id| field is the SSRC in decimal form of the rtp stream.
-    kStatsReportTypeSsrc,
-
-    // A StatsReport of |type| = "remoteSsrc" is statistics for a specific
-    // rtp stream, generated by the remote end of the connection.
-    kStatsReportTypeRemoteSsrc,
-
-    // A StatsReport of |type| = "googTrack" is statistics for a specific media
-    // track. The |id| field is the track id.
-    kStatsReportTypeTrack,
-
-    // A StatsReport of |type| = "localcandidate" or "remotecandidate" is
-    // attributes on a specific ICE Candidate. It links to its connection pair
-    // by candidate id. The string value is taken from
-    // http://w3c.github.io/webrtc-stats/#rtcstatstype-enum*.
-    kStatsReportTypeIceLocalCandidate,
-    kStatsReportTypeIceRemoteCandidate,
-
-    // A StatsReport of |type| = "googCertificate" contains an SSL certificate
-    // transmitted by one of the endpoints of this connection.  The |id| is
-    // controlled by the fingerprint, and is used to identify the certificate in
-    // the Channel stats (as "googLocalCertificateId" or
-    // "googRemoteCertificateId") and in any child certificates (as
-    // "googIssuerId").
-    kStatsReportTypeCertificate,
-
-    // A StatsReport of |type| = "datachannel" with statistics for a
-    // particular DataChannel.
-    kStatsReportTypeDataChannel,
-  };
-
-  enum StatsValueName {
-    kStatsValueNameActiveConnection,
-    kStatsValueNameAudioInputLevel,
-    kStatsValueNameAudioOutputLevel,
-    kStatsValueNameBytesReceived,
-    kStatsValueNameBytesSent,
-    kStatsValueNameCodecImplementationName,
-    kStatsValueNameDataChannelId,
-    kStatsValueNameMediaType,
-    kStatsValueNamePacketsLost,
-    kStatsValueNamePacketsReceived,
-    kStatsValueNamePacketsSent,
-    kStatsValueNameProtocol,
-    kStatsValueNameReceiving,
-    kStatsValueNameSelectedCandidatePairId,
-    kStatsValueNameSsrc,
-    kStatsValueNameState,
-    kStatsValueNameTransportId,
-
-    // Internal StatsValue names.
-    kStatsValueNameAccelerateRate,
-    kStatsValueNameActualEncBitrate,
-    kStatsValueNameAdaptationChanges,
-    kStatsValueNameAvailableReceiveBandwidth,
-    kStatsValueNameAvailableSendBandwidth,
-    kStatsValueNameAvgEncodeMs,
-    kStatsValueNameBandwidthLimitedResolution,
-    kStatsValueNameBucketDelay,
-    kStatsValueNameCaptureStartNtpTimeMs,
-    kStatsValueNameCandidateIPAddress,
-    kStatsValueNameCandidateNetworkType,
-    kStatsValueNameCandidatePortNumber,
-    kStatsValueNameCandidatePriority,
-    kStatsValueNameCandidateTransportType,
-    kStatsValueNameCandidateType,
-    kStatsValueNameChannelId,
-    kStatsValueNameCodecName,
-    kStatsValueNameComponent,
-    kStatsValueNameContentName,
-    kStatsValueNameCpuLimitedResolution,
-    kStatsValueNameCurrentDelayMs,
-    kStatsValueNameDecodeMs,
-    kStatsValueNameDecodingCNG,
-    kStatsValueNameDecodingCTN,
-    kStatsValueNameDecodingCTSG,
-    kStatsValueNameDecodingNormal,
-    kStatsValueNameDecodingPLC,
-    kStatsValueNameDecodingPLCCNG,
-    kStatsValueNameDer,
-    kStatsValueNameDtlsCipher,
-    kStatsValueNameEchoCancellationQualityMin,
-    kStatsValueNameEchoDelayMedian,
-    kStatsValueNameEchoDelayStdDev,
-    kStatsValueNameEchoReturnLoss,
-    kStatsValueNameEchoReturnLossEnhancement,
-    kStatsValueNameEncodeUsagePercent,
-    kStatsValueNameExpandRate,
-    kStatsValueNameFingerprint,
-    kStatsValueNameFingerprintAlgorithm,
-    kStatsValueNameFirsReceived,
-    kStatsValueNameFirsSent,
-    kStatsValueNameFrameHeightInput,
-    kStatsValueNameFrameHeightReceived,
-    kStatsValueNameFrameHeightSent,
-    kStatsValueNameFrameRateDecoded,
-    kStatsValueNameFrameRateInput,
-    kStatsValueNameFrameRateOutput,
-    kStatsValueNameFrameRateReceived,
-    kStatsValueNameFrameRateSent,
-    kStatsValueNameFrameWidthInput,
-    kStatsValueNameFrameWidthReceived,
-    kStatsValueNameFrameWidthSent,
-    kStatsValueNameInitiator,
-    kStatsValueNameIssuerId,
-    kStatsValueNameJitterBufferMs,
-    kStatsValueNameJitterReceived,
-    kStatsValueNameLabel,
-    kStatsValueNameLocalAddress,
-    kStatsValueNameLocalCandidateId,
-    kStatsValueNameLocalCandidateType,
-    kStatsValueNameLocalCertificateId,
-    kStatsValueNameMaxDecodeMs,
-    kStatsValueNameMinPlayoutDelayMs,
-    kStatsValueNameNacksReceived,
-    kStatsValueNameNacksSent,
-    kStatsValueNamePlisReceived,
-    kStatsValueNamePlisSent,
-    kStatsValueNamePreemptiveExpandRate,
-    kStatsValueNamePreferredJitterBufferMs,
-    kStatsValueNameRemoteAddress,
-    kStatsValueNameRemoteCandidateId,
-    kStatsValueNameRemoteCandidateType,
-    kStatsValueNameRemoteCertificateId,
-    kStatsValueNameRenderDelayMs,
-    kStatsValueNameRetransmitBitrate,
-    kStatsValueNameRtt,
-    kStatsValueNameSecondaryDecodedRate,
-    kStatsValueNameSendPacketsDiscarded,
-    kStatsValueNameSpeechExpandRate,
-    kStatsValueNameSrtpCipher,
-    kStatsValueNameTargetDelayMs,
-    kStatsValueNameTargetEncBitrate,
-    kStatsValueNameTrackId,
-    kStatsValueNameTransmitBitrate,
-    kStatsValueNameTransportType,
-    kStatsValueNameTypingNoiseState,
-    kStatsValueNameViewLimitedResolution,
-    kStatsValueNameWritable,
-  };
-
-  class IdBase : public rtc::RefCountInterface {
-   public:
-    ~IdBase() override;
-    StatsType type() const;
-
-    // Users of IdBase will be using the Id typedef, which is compatible with
-    // this Equals() function.  It simply calls the protected (and overridden)
-    // Equals() method.
-    bool Equals(const rtc::scoped_refptr<IdBase>& other) const {
-      return Equals(*other.get());
-    }
-
-    virtual std::string ToString() const = 0;
-
-   protected:
-    // Protected since users of the IdBase type will be using the Id typedef.
-    virtual bool Equals(const IdBase& other) const;
-
-    IdBase(StatsType type);  // Only meant for derived classes.
-    const StatsType type_;
-
-    static const char kSeparator = '_';
-  };
-
-  typedef rtc::scoped_refptr<IdBase> Id;
-
-  struct Value {
-    enum Type {
-      kInt,           // int.
-      kInt64,         // int64_t.
-      kFloat,         // float.
-      kString,        // std::string
-      kStaticString,  // const char*.
-      kBool,          // bool.
-      kId,            // Id.
-    };
-
-    Value(StatsValueName name, int64_t value, Type int_type);
-    Value(StatsValueName name, float f);
-    Value(StatsValueName name, const std::string& value);
-    Value(StatsValueName name, const char* value);
-    Value(StatsValueName name, bool b);
-    Value(StatsValueName name, const Id& value);
-
-    ~Value();
-
-    // TODO(tommi): This compares name as well as value...
-    // I think we should only need to compare the value part and
-    // move the name part into a hash map.
-    bool Equals(const Value& other) const;
-
-    // Comparison operators. Return true iff the current instance is of the
-    // correct type and holds the same value.  No conversion is performed so
-    // a string value of "123" is not equal to an int value of 123 and an int
-    // value of 123 is not equal to a float value of 123.0f.
-    // One exception to this is that types kInt and kInt64 can be compared and
-    // kString and kStaticString too.
-    bool operator==(const std::string& value) const;
-    bool operator==(const char* value) const;
-    bool operator==(int64_t value) const;
-    bool operator==(bool value) const;
-    bool operator==(float value) const;
-    bool operator==(const Id& value) const;
-
-    // Getters that allow getting the native value directly.
-    // The caller must know the type beforehand or else hit a check.
-    int int_val() const;
-    int64_t int64_val() const;
-    float float_val() const;
-    const char* static_string_val() const;
-    const std::string& string_val() const;
-    bool bool_val() const;
-    const Id& id_val() const;
-
-    // Returns the string representation of |name|.
-    const char* display_name() const;
-
-    // Converts the native value to a string representation of the value.
-    std::string ToString() const;
-
-    Type type() const { return type_; }
-
-    // TODO(tommi): Move |name| and |display_name| out of the Value struct.
-    const StatsValueName name;
-
-   private:
-    const Type type_;
-    // TODO(tommi): Use C++ 11 union and make value_ const.
-    union InternalType {
-      int int_;
-      int64_t int64_;
-      float float_;
-      bool bool_;
-      std::string* string_;
-      const char* static_string_;
-      Id* id_;
-    } value_;
-
-   private:
-    RTC_DISALLOW_COPY_AND_ASSIGN(Value);
-  };
-
-  // TODO(tommi): Consider using a similar approach to how we store Ids using
-  // scoped_refptr for values.
-  typedef rtc::linked_ptr<Value> ValuePtr;
-  typedef std::map<StatsValueName, ValuePtr> Values;
-
-  // Ownership of |id| is passed to |this|.
-  explicit StatsReport(const Id& id);
-
-  // Factory functions for various types of stats IDs.
-  static Id NewBandwidthEstimationId();
-  static Id NewTypedId(StatsType type, const std::string& id);
-  static Id NewTypedIntId(StatsType type, int id);
-  static Id NewIdWithDirection(
-      StatsType type, const std::string& id, Direction direction);
-  static Id NewCandidateId(bool local, const std::string& id);
-  static Id NewComponentId(
-      const std::string& content_name, int component);
-  static Id NewCandidatePairId(
-      const std::string& content_name, int component, int index);
-
-  const Id& id() const { return id_; }
-  StatsType type() const { return id_->type(); }
-  double timestamp() const { return timestamp_; }
-  void set_timestamp(double t) { timestamp_ = t; }
-  bool empty() const { return values_.empty(); }
-  const Values& values() const { return values_; }
-
-  const char* TypeToString() const;
-
-  void AddString(StatsValueName name, const std::string& value);
-  void AddString(StatsValueName name, const char* value);
-  void AddInt64(StatsValueName name, int64_t value);
-  void AddInt(StatsValueName name, int value);
-  void AddFloat(StatsValueName name, float value);
-  void AddBoolean(StatsValueName name, bool value);
-  void AddId(StatsValueName name, const Id& value);
-
-  const Value* FindValue(StatsValueName name) const;
-
- private:
-  // The unique identifier for this object.
-  // This is used as a key for this report in ordered containers,
-  // so it must never be changed.
-  const Id id_;
-  double timestamp_;  // Time since 1970-01-01T00:00:00Z in milliseconds.
-  Values values_;
-
-  RTC_DISALLOW_COPY_AND_ASSIGN(StatsReport);
-};
-
-// Typedef for an array of const StatsReport pointers.
-// Ownership of the pointers held by this implementation is assumed to lie
-// elsewhere and lifetime guarantees are made by the implementation that uses
-// this type.  In the StatsCollector, object ownership lies with the
-// StatsCollection class.
-typedef std::vector<const StatsReport*> StatsReports;
-
-// A map from the report id to the report.
-// This class wraps an STL container and provides a limited set of
-// functionality in order to keep things simple.
-class StatsCollection {
- public:
-  StatsCollection();
-  ~StatsCollection();
-
-  typedef std::list<StatsReport*> Container;
-  typedef Container::iterator iterator;
-  typedef Container::const_iterator const_iterator;
-
-  const_iterator begin() const;
-  const_iterator end() const;
-  size_t size() const;
-
-  // Creates a new report object with |id| that does not already
-  // exist in the list of reports.
-  StatsReport* InsertNew(const StatsReport::Id& id);
-  StatsReport* FindOrAddNew(const StatsReport::Id& id);
-  StatsReport* ReplaceOrAddNew(const StatsReport::Id& id);
-
-  // Looks for a report with the given |id|.  If one is not found, NULL
-  // will be returned.
-  StatsReport* Find(const StatsReport::Id& id);
-
- private:
-  Container list_;
-  rtc::ThreadChecker thread_checker_;
-};
-
-}  // namespace webrtc
-
-#endif  // TALK_APP_WEBRTC_STATSTYPES_H_