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henrike@webrtc.org28e20752013-07-10 00:45:361/*
kjellanderb24317b2016-02-10 15:54:432 * Copyright 2012 The WebRTC project authors. All Rights Reserved.
henrike@webrtc.org28e20752013-07-10 00:45:363 *
kjellanderb24317b2016-02-10 15:54:434 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
henrike@webrtc.org28e20752013-07-10 00:45:369 */
10
deadbeefb10f32f2017-02-08 09:38:2111// TODO(deadbeef): Move this out of api/; it's an implementation detail and
12// shouldn't be used externally.
henrike@webrtc.org28e20752013-07-10 00:45:3613
Steve Anton10542f22019-01-11 17:11:0014#ifndef API_JSEP_SESSION_DESCRIPTION_H_
15#define API_JSEP_SESSION_DESCRIPTION_H_
henrike@webrtc.org28e20752013-07-10 00:45:3616
kwibergd1fe2812016-04-27 13:47:2917#include <memory>
henrike@webrtc.org28e20752013-07-10 00:45:3618#include <string>
19#include <vector>
20
Steve Anton6fe1fba2018-12-11 18:15:2321#include "absl/strings/string_view.h"
Patrik Höglunde2d6a062017-10-05 12:53:3322#include "api/candidate.h"
Mirko Bonadei92ea95e2017-09-15 04:47:3123#include "api/jsep.h"
Steve Anton10542f22019-01-11 17:11:0024#include "api/jsep_ice_candidate.h"
henrike@webrtc.org28e20752013-07-10 00:45:3625
26namespace cricket {
27class SessionDescription;
28}
29
30namespace webrtc {
31
deadbeefb10f32f2017-02-08 09:38:2132// Implementation of SessionDescriptionInterface.
henrike@webrtc.org28e20752013-07-10 00:45:3633class JsepSessionDescription : public SessionDescriptionInterface {
34 public:
Steve Anton88f2cb92017-12-05 20:47:3235 explicit JsepSessionDescription(SdpType type);
36 // TODO(steveanton): Remove this once callers have switched to SdpType.
henrike@webrtc.org28e20752013-07-10 00:45:3637 explicit JsepSessionDescription(const std::string& type);
Steve Anton6fe1fba2018-12-11 18:15:2338 JsepSessionDescription(
39 SdpType type,
40 std::unique_ptr<cricket::SessionDescription> description,
41 absl::string_view session_id,
42 absl::string_view session_version);
henrike@webrtc.org28e20752013-07-10 00:45:3643 virtual ~JsepSessionDescription();
44
Byoungchan Leec065e732022-01-18 00:35:4845 JsepSessionDescription(const JsepSessionDescription&) = delete;
46 JsepSessionDescription& operator=(const JsepSessionDescription&) = delete;
47
Artem Titov0e61fdd2021-07-25 19:50:1448 // Takes ownership of `description`.
Harald Alvestrand4d7160e2019-04-12 05:01:2949 bool Initialize(std::unique_ptr<cricket::SessionDescription> description,
50 const std::string& session_id,
51 const std::string& session_version);
henrike@webrtc.org28e20752013-07-10 00:45:3652
Harald Alvestrandc908f1c2020-12-17 19:28:2953 virtual std::unique_ptr<SessionDescriptionInterface> Clone() const;
Harald Alvestrand0e7b3a92020-12-15 15:18:2854
henrike@webrtc.org28e20752013-07-10 00:45:3655 virtual cricket::SessionDescription* description() {
56 return description_.get();
57 }
58 virtual const cricket::SessionDescription* description() const {
59 return description_.get();
60 }
Yves Gerey665174f2018-06-19 13:03:0561 virtual std::string session_id() const { return session_id_; }
62 virtual std::string session_version() const { return session_version_; }
Steve Anton88f2cb92017-12-05 20:47:3263 virtual SdpType GetType() const { return type_; }
64 virtual std::string type() const { return SdpTypeToString(type_); }
deadbeefb10f32f2017-02-08 09:38:2165 // Allows changing the type. Used for testing.
henrike@webrtc.org28e20752013-07-10 00:45:3666 virtual bool AddCandidate(const IceCandidateInterface* candidate);
Honghai Zhang7fb69db2016-03-14 18:59:1867 virtual size_t RemoveCandidates(
68 const std::vector<cricket::Candidate>& candidates);
henrike@webrtc.org28e20752013-07-10 00:45:3669 virtual size_t number_of_mediasections() const;
70 virtual const IceCandidateCollection* candidates(
71 size_t mediasection_index) const;
72 virtual bool ToString(std::string* out) const;
73
henrike@webrtc.org28e20752013-07-10 00:45:3674 static const int kDefaultVideoCodecId;
henrike@webrtc.org28e20752013-07-10 00:45:3675 static const char kDefaultVideoCodecName[];
henrike@webrtc.org28e20752013-07-10 00:45:3676
77 private:
kwibergd1fe2812016-04-27 13:47:2978 std::unique_ptr<cricket::SessionDescription> description_;
henrike@webrtc.org28e20752013-07-10 00:45:3679 std::string session_id_;
80 std::string session_version_;
Steve Anton88f2cb92017-12-05 20:47:3281 SdpType type_;
henrike@webrtc.org28e20752013-07-10 00:45:3682 std::vector<JsepCandidateCollection> candidate_collection_;
83
84 bool GetMediasectionIndex(const IceCandidateInterface* candidate,
85 size_t* index);
Honghai Zhang7fb69db2016-03-14 18:59:1886 int GetMediasectionIndex(const cricket::Candidate& candidate);
henrike@webrtc.org28e20752013-07-10 00:45:3687};
88
89} // namespace webrtc
90
Steve Anton10542f22019-01-11 17:11:0091#endif // API_JSEP_SESSION_DESCRIPTION_H_