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/*
* Copyright (c) 2011 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.
*/
#ifndef MEDIA_ENGINE_WEBRTC_MEDIA_ENGINE_H_
#define MEDIA_ENGINE_WEBRTC_MEDIA_ENGINE_H_
#include <vector>
#include "absl/strings/string_view.h"
#include "api/array_view.h"
#include "api/field_trials_view.h"
#include "api/rtp_parameters.h"
#include "api/transport/bitrate_settings.h"
#include "media/base/codec.h"
namespace cricket {
// Verify that extension IDs are within 1-byte extension range and are not
// overlapping, and that they form a legal change from previously registerd
// extensions (if any).
bool ValidateRtpExtensions(
rtc::ArrayView<const webrtc::RtpExtension> extennsions,
rtc::ArrayView<const webrtc::RtpExtension> old_extensions);
// Discard any extensions not validated by the 'supported' predicate. Duplicate
// extensions are removed if 'filter_redundant_extensions' is set, and also any
// mutually exclusive extensions (see implementation for details) are removed.
std::vector<webrtc::RtpExtension> FilterRtpExtensions(
const std::vector<webrtc::RtpExtension>& extensions,
bool (*supported)(absl::string_view),
bool filter_redundant_extensions,
const webrtc::FieldTrialsView& trials);
webrtc::BitrateConstraints GetBitrateConfigForCodec(const Codec& codec);
} // namespace cricket
#endif // MEDIA_ENGINE_WEBRTC_MEDIA_ENGINE_H_
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