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* Copyright 2012 The WebRTC project authors. All Rights Reserved.
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
// Implements the SessionDescriptionInterface.
#include <memory>
#include <string>
#include <vector>
#include "webrtc/api/jsep.h"
#include "webrtc/api/jsepicecandidate.h"
#include "webrtc/base/constructormagic.h"
#include "webrtc/p2p/base/candidate.h"
namespace cricket {
class SessionDescription;
namespace webrtc {
class JsepSessionDescription : public SessionDescriptionInterface {
explicit JsepSessionDescription(const std::string& type);
virtual ~JsepSessionDescription();
// |error| can be NULL if don't care about the failure reason.
bool Initialize(const std::string& sdp, SdpParseError* error);
// Takes ownership of |description|.
bool Initialize(cricket::SessionDescription* description,
const std::string& session_id,
const std::string& session_version);
virtual cricket::SessionDescription* description() {
return description_.get();
virtual const cricket::SessionDescription* description() const {
return description_.get();
virtual std::string session_id() const {
return session_id_;
virtual std::string session_version() const {
return session_version_;
virtual std::string type() const {
return type_;
// Allow changing the type. Used for testing.
void set_type(const std::string& type) { type_ = type; }
virtual bool AddCandidate(const IceCandidateInterface* candidate);
virtual size_t RemoveCandidates(
const std::vector<cricket::Candidate>& candidates);
virtual size_t number_of_mediasections() const;
virtual const IceCandidateCollection* candidates(
size_t mediasection_index) const;
virtual bool ToString(std::string* out) const;
// Default video encoder settings. The resolution is the max resolution.
// TODO(perkj): Implement proper negotiation of video resolution.
static const int kDefaultVideoCodecId;
static const int kDefaultVideoCodecFramerate;
static const char kDefaultVideoCodecName[];
static const int kMaxVideoCodecWidth;
static const int kMaxVideoCodecHeight;
std::unique_ptr<cricket::SessionDescription> description_;
std::string session_id_;
std::string session_version_;
std::string type_;
std::vector<JsepCandidateCollection> candidate_collection_;
bool GetMediasectionIndex(const IceCandidateInterface* candidate,
size_t* index);
int GetMediasectionIndex(const cricket::Candidate& candidate);
} // namespace webrtc