/*
* Copyright 2017 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 .
*/
#include "pc/sdp_utils.h"
#include <memory>
#include "api/jsep.h"
#include "p2p/base/transport_info.h"
#include "pc/session_description.h"
#include "rtc_base/checks.h"
namespace webrtc {
std::unique_ptr<SessionDescriptionInterface> CloneSessionDescriptionAsType(
const SessionDescriptionInterface* sdesc,
SdpType type) {
RTC_DCHECK(sdesc);
return SessionDescriptionInterface::Create(
type, sdesc->description() ? sdesc->description()->Clone() : nullptr,
sdesc->session_id(), sdesc->session_version(), {},
sdesc->encoding_options());
}
bool SdpContentsAll(SdpContentPredicate pred, const SessionDescription* desc) {
RTC_DCHECK(desc);
for (const auto & content : desc->contents()) {
const auto * transport_info = desc->GetTransportInfoByName(content.mid());
if (!pred(&content, transport_info)) {
return false;
}
}
return true ;
}
bool SdpContentsNone(SdpContentPredicate pred, const SessionDescription* desc) {
return SdpContentsAll(
[pred](const ContentInfo* content_info,
const TransportInfo* transport_info) {
return !pred(content_info, transport_info);
},
desc);
}
void SdpContentsForEach(SdpContentMutator fn, SessionDescription* desc) {
RTC_DCHECK(desc);
for (auto & content : desc->contents()) {
auto * transport_info = desc->GetTransportInfoByName(content.mid());
fn(&content, transport_info);
}
}
} // namespace webrtc
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